[ 521.327446][ T31] audit: type=1400 audit(521.260:56): avc: denied { read write } for pid=3097 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 [ 521.327757][ T31] audit: type=1400 audit(521.260:57): avc: denied { open } for pid=3097 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]:13561' (ED25519) to the list of known hosts. [ 554.274271][ T31] audit: type=1400 audit(554.210:58): avc: denied { execute } for pid=3111 comm="sh" name="syz-executor1698976472" dev="vda" ino=807 scontext=root:sysadm_r:sysadm_t tcontext=root:object_r:etc_runtime_t tclass=file permissive=1 [ 554.296013][ T31] audit: type=1400 audit(554.210:59): avc: denied { execute_no_trans } for pid=3111 comm="sh" path="/syz-executor1698976472" dev="vda" ino=807 scontext=root:sysadm_r:sysadm_t tcontext=root:object_r:etc_runtime_t tclass=file permissive=1 [ 554.631906][ T31] audit: type=1400 audit(554.560:60): avc: denied { execmem } for pid=3111 comm="syz-executor169" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=process permissive=1 [ 554.764659][ T31] audit: type=1400 audit(554.700:61): avc: denied { prog_load } for pid=3112 comm="syz-executor169" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=bpf permissive=1 [ 554.766490][ T31] audit: type=1400 audit(554.700:62): avc: denied { bpf } for pid=3112 comm="syz-executor169" capability=39 scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=capability2 permissive=1 executing program [ 554.773740][ T31] audit: type=1400 audit(554.710:63): avc: denied { perfmon } for pid=3112 comm="syz-executor169" capability=38 scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=capability2 permissive=1 [ 554.803056][ T31] audit: type=1400 audit(554.740:64): avc: denied { prog_run } for pid=3112 comm="syz-executor169" 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 executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program 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 executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program 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 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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 [ 1324.054909][ T32] INFO: task kworker/0:1:10 blocked for more than 450 seconds. [ 1324.056761][ T32] Not tainted 6.15.0-syzkaller #0 [ 1324.056894][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.057029][ T32] task:kworker/0:1 state:D stack:0 pid:10 tgid:10 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.057356][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.063374][ T32] Call trace: [ 1324.063666][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1324.063942][ T32] r10:829189c0 r9:df841d84 r8:00000002 r7:60000113 r6:df841d8c r5:8323ec00 [ 1324.063993][ T32] r4:8323ec00 [ 1324.064067][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1324.064131][ T32] r5:8323ec00 r4:829189bc [ 1324.064176][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.064229][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.064309][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:df841e08 [ 1324.064339][ T32] r4:00000000 [ 1324.064360][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1324.064432][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1324.064481][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1324.064529][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:83f76100 [ 1324.064605][ T32] r4:00000000 [ 1324.064710][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1324.064762][ T32] r9:83018005 r8:8323ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f043000 [ 1324.064813][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1324.064863][ T32] r5:00001000 r4:dfe7b000 [ 1324.064885][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1324.064926][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.064970][ T32] r5:84ad278c r4:84ad2400 [ 1324.064991][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1324.065072][ T32] r7:dddced40 r6:83018000 r5:84ad278c r4:830b8500 [ 1324.065103][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1324.065155][ T32] r10:61c88647 r9:8323ec00 r8:830b852c r7:82804d40 r6:dddced40 r5:dddced60 [ 1324.065180][ T32] r4:830b8500 [ 1324.065202][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1324.065266][ T32] r10:00000000 r9:830b8500 r8:8027ecf4 r7:df83de60 r6:830b8600 r5:8323ec00 [ 1324.065320][ T32] r4:00000001 [ 1324.065371][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.065517][ T32] Exception stack(0xdf841fb0 to 0xdf841ff8) [ 1324.065652][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1324.065726][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.065760][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.065820][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1324.065876][ T32] r4:830b7180 [ 1324.066782][ T32] INFO: task kworker/0:1:10 is blocked on a mutex likely owned by task kworker/0:313:3955. [ 1324.066851][ T32] task:kworker/0:313 state:R running task stack:0 pid:3955 tgid:3955 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.067005][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.067056][ T32] Call trace: [ 1324.067198][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1324.067256][ T32] r10:8280c9b4 r9:84b7b000 r8:80200be4 r7:e08c5d54 r6:ffffffff r5:84b7b000 [ 1324.067333][ T32] r4:00000000 [ 1324.067438][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.067537][ T32] Exception stack(0xe08c5d20 to 0xe08c5d68) [ 1324.067572][ T32] 5d20: bf1f7000 e0675000 00000001 80239b98 7f321000 00000001 82ac11c4 82ac05a0 [ 1324.067603][ T32] 5d40: 7f321000 e0675000 8280c9b4 e08c5d9c e08c5da0 e08c5d70 80230ad4 80239bb0 [ 1324.067628][ T32] 5d60: 80050013 ffffffff [ 1324.067651][ T32] r5:80050013 r4:80239bb0 [ 1324.067673][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1324.067761][ T32] r4:82ac11e4 [ 1324.067788][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.067836][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08c5dc0 r5:e08c5e08 [ 1324.067870][ T32] r4:e08c5dc0 [ 1324.067893][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1324.067954][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9900 [ 1324.067982][ T32] r4:00000000 [ 1324.068030][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1324.068081][ T32] r9:83018005 r8:84b7b000 r7:00000000 r6:83018000 r5:00001000 r4:7f099000 [ 1324.068161][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1324.068211][ T32] r5:00001000 r4:e06bd000 [ 1324.068256][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1324.068304][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.068352][ T32] r5:85073b8c r4:85073800 [ 1324.068426][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1324.068504][ T32] r7:dddced40 r6:83018000 r5:85073b8c r4:84b0bc00 [ 1324.068583][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1324.068638][ T32] r10:61c88647 r9:84b7b000 r8:84b0bc2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1324.068663][ T32] r4:84b0bc00 [ 1324.068682][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1324.068781][ T32] r10:00000000 r9:84b0bc00 r8:8027ecf4 r7:e08b1e60 r6:85024400 r5:84b7b000 [ 1324.068809][ T32] r4:00000001 [ 1324.068830][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.068870][ T32] Exception stack(0xe08c5fb0 to 0xe08c5ff8) [ 1324.068896][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1324.068975][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.069039][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.069103][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1324.069140][ T32] r4:850d9680 [ 1324.069235][ T32] INFO: task kworker/1:0:23 blocked for more than 450 seconds. [ 1324.069357][ T32] Not tainted 6.15.0-syzkaller #0 [ 1324.069413][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.069439][ T32] task:kworker/1:0 state:D stack:0 pid:23 tgid:23 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.069542][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.069593][ T32] Call trace: [ 1324.069625][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1324.069675][ T32] r10:829189c0 r9:df879d84 r8:00000002 r7:60000013 r6:df879d8c r5:8324a400 [ 1324.069699][ T32] r4:8324a400 [ 1324.069736][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1324.069785][ T32] r5:8324a400 r4:829189bc [ 1324.069833][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.069906][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.069987][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:df879e08 [ 1324.070015][ T32] r4:00000000 [ 1324.070035][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1324.070102][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1324.070173][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1324.070222][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85e4cc00 [ 1324.070246][ T32] r4:00000000 [ 1324.070265][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1324.070324][ T32] r9:83018205 r8:8324a400 r7:00000000 r6:83018200 r5:00001000 r4:7f035000 [ 1324.070378][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1324.070579][ T32] r5:00001000 r4:dfe8f000 [ 1324.076437][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1324.076570][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.076626][ T32] r5:85d7b78c r4:85d7b400 [ 1324.076650][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1324.076697][ T32] r7:ddde2d40 r6:83018200 r5:85d7b78c r4:830cd080 [ 1324.076759][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1324.076813][ T32] r10:61c88647 r9:8324a400 r8:830cd0ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1324.076862][ T32] r4:830cd080 [ 1324.076967][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1324.077045][ T32] r10:00000000 r9:830cd080 r8:8027ecf4 r7:df819d50 r6:830cd100 r5:8324a400 [ 1324.077072][ T32] r4:00000001 [ 1324.077106][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.077158][ T32] Exception stack(0xdf879fb0 to 0xdf879ff8) [ 1324.077192][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1324.077222][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.077259][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.077291][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1324.077313][ T32] r4:830cb100 [ 1324.077822][ T32] INFO: task kworker/1:0:23 is blocked on a mutex likely owned by task kworker/0:313:3955. [ 1324.077860][ T32] task:kworker/0:313 state:R running task stack:0 pid:3955 tgid:3955 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.077977][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.078056][ T32] Call trace: [ 1324.078104][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1324.078160][ T32] r10:8280c9b4 r9:84b7b000 r8:80200be4 r7:e08c5d54 r6:ffffffff r5:84b7b000 [ 1324.078184][ T32] r4:00000000 [ 1324.078202][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.078242][ T32] Exception stack(0xe08c5d20 to 0xe08c5d68) [ 1324.078271][ T32] 5d20: bf1f7000 e0675000 00000001 80239b98 7f321000 00000001 82ac11c4 82ac05a0 [ 1324.078377][ T32] 5d40: 7f321000 e0675000 8280c9b4 e08c5d9c e08c5da0 e08c5d70 80230ad4 80239bb0 [ 1324.078405][ T32] 5d60: 80050013 ffffffff [ 1324.078528][ T32] r5:80050013 r4:80239bb0 [ 1324.078552][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1324.078609][ T32] r4:82ac11e4 [ 1324.078633][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.078676][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08c5dc0 r5:e08c5e08 [ 1324.078773][ T32] r4:e08c5dc0 [ 1324.078930][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1324.079008][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9900 [ 1324.079048][ T32] r4:00000000 [ 1324.079104][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1324.079181][ T32] r9:83018005 r8:84b7b000 r7:00000000 r6:83018000 r5:00001000 r4:7f099000 [ 1324.079249][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1324.079296][ T32] r5:00001000 r4:e06bd000 [ 1324.079366][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1324.079409][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.079449][ T32] r5:85073b8c r4:85073800 [ 1324.079495][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1324.079543][ T32] r7:dddced40 r6:83018000 r5:85073b8c r4:84b0bc00 [ 1324.079565][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1324.079610][ T32] r10:61c88647 r9:84b7b000 r8:84b0bc2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1324.079631][ T32] r4:84b0bc00 [ 1324.079676][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1324.079753][ T32] r10:00000000 r9:84b0bc00 r8:8027ecf4 r7:e08b1e60 r6:85024400 r5:84b7b000 [ 1324.079780][ T32] r4:00000001 [ 1324.079800][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.079835][ T32] Exception stack(0xe08c5fb0 to 0xe08c5ff8) [ 1324.079898][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1324.079957][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.080040][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.080077][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1324.080108][ T32] r4:850d9680 [ 1324.080229][ T32] INFO: task kworker/0:2:1481 blocked for more than 450 seconds. [ 1324.080317][ T32] Not tainted 6.15.0-syzkaller #0 [ 1324.080372][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.080397][ T32] task:kworker/0:2 state:D stack:0 pid:1481 tgid:1481 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.080446][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.080526][ T32] Call trace: [ 1324.080594][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1324.081040][ T32] r10:829189c0 r9:eaf35d84 r8:00000002 r7:60000113 r6:eaf35d8c r5:84193000 [ 1324.081074][ T32] r4:84193000 [ 1324.081132][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1324.081192][ T32] r5:84193000 r4:829189bc [ 1324.081213][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.081253][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.081379][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaf35e08 [ 1324.081431][ T32] r4:00000000 [ 1324.081453][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1324.081503][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1324.081547][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1324.081589][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853690c0 [ 1324.081611][ T32] r4:00000000 [ 1324.081630][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1324.081672][ T32] r9:83018005 r8:84193000 r7:00000000 r6:83018000 r5:00001000 r4:7f029000 [ 1324.081769][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1324.081815][ T32] r5:00001000 r4:dfa9b000 [ 1324.081862][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1324.081906][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.081946][ T32] r5:85587f8c r4:85587c00 [ 1324.081990][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1324.082112][ T32] r7:dddced40 r6:83018000 r5:85587f8c r4:84144f80 [ 1324.082216][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1324.082267][ T32] r10:61c88647 r9:84193000 r8:84144fac r7:82804d40 r6:dddced40 r5:dddced60 [ 1324.082289][ T32] r4:84144f80 [ 1324.082334][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1324.082458][ T32] r10:00000000 r9:84144f80 r8:8027ecf4 r7:df83de60 r6:8414d000 r5:84193000 [ 1324.082483][ T32] r4:00000001 [ 1324.082632][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.082671][ T32] Exception stack(0xeaf35fb0 to 0xeaf35ff8) [ 1324.082700][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1324.082780][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.082810][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.082839][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1324.082860][ T32] r4:83f804c0 [ 1324.083443][ T32] INFO: task kworker/0:2:1481 is blocked on a mutex likely owned by task kworker/0:313:3955. [ 1324.083483][ T32] task:kworker/0:313 state:R running task stack:0 pid:3955 tgid:3955 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.083548][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.083727][ T32] Call trace: [ 1324.083917][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1324.083983][ T32] r10:8280c9b4 r9:84b7b000 r8:80200be4 r7:e08c5d54 r6:ffffffff r5:84b7b000 [ 1324.084026][ T32] r4:00000000 [ 1324.084055][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.084132][ T32] Exception stack(0xe08c5d20 to 0xe08c5d68) [ 1324.084197][ T32] 5d20: bf1f7000 e0675000 00000001 80239b98 7f321000 00000001 82ac11c4 82ac05a0 [ 1324.084334][ T32] 5d40: 7f321000 e0675000 8280c9b4 e08c5d9c e08c5da0 e08c5d70 80230ad4 80239bb0 [ 1324.084361][ T32] 5d60: 80050013 ffffffff [ 1324.084386][ T32] r5:80050013 r4:80239bb0 [ 1324.084405][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1324.084448][ T32] r4:82ac11e4 [ 1324.084467][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.084508][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08c5dc0 r5:e08c5e08 [ 1324.084529][ T32] r4:e08c5dc0 [ 1324.084575][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1324.084672][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9900 [ 1324.084697][ T32] r4:00000000 [ 1324.084742][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1324.084817][ T32] r9:83018005 r8:84b7b000 r7:00000000 r6:83018000 r5:00001000 r4:7f099000 [ 1324.084868][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1324.084991][ T32] r5:00001000 r4:e06bd000 [ 1324.085093][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1324.085143][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.085234][ T32] r5:85073b8c r4:85073800 [ 1324.085257][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1324.085303][ T32] r7:dddced40 r6:83018000 r5:85073b8c r4:84b0bc00 [ 1324.085324][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1324.085368][ T32] r10:61c88647 r9:84b7b000 r8:84b0bc2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1324.085389][ T32] r4:84b0bc00 [ 1324.085407][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1324.085451][ T32] r10:00000000 r9:84b0bc00 r8:8027ecf4 r7:e08b1e60 r6:85024400 r5:84b7b000 [ 1324.085473][ T32] r4:00000001 [ 1324.085491][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.085525][ T32] Exception stack(0xe08c5fb0 to 0xe08c5ff8) [ 1324.085576][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1324.085638][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.085667][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.085724][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1324.085775][ T32] r4:850d9680 [ 1324.085865][ T32] INFO: task kworker/0:0:3110 blocked for more than 450 seconds. [ 1324.085900][ T32] Not tainted 6.15.0-syzkaller #0 [ 1324.085925][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.085972][ T32] task:kworker/0:0 state:D stack:0 pid:3110 tgid:3110 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.086073][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.086122][ T32] Call trace: [ 1324.086152][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1324.086199][ T32] r10:829189c0 r9:df979d84 r8:00000002 r7:60000113 r6:df979d8c r5:83aeb000 [ 1324.086249][ T32] r4:83aeb000 [ 1324.086271][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1324.086313][ T32] r5:83aeb000 r4:829189bc [ 1324.086332][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.086371][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.086417][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:df979e08 [ 1324.086439][ T32] r4:00000000 [ 1324.086458][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1324.086508][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1324.086576][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1324.086646][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b88e40 [ 1324.086672][ T32] r4:00000000 [ 1324.086691][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1324.086735][ T32] r9:83018005 r8:83aeb000 r7:00000000 r6:83018000 r5:00001000 r4:7f06b000 [ 1324.086783][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1324.086851][ T32] r5:00001000 r4:eb891000 [ 1324.086980][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1324.087023][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.087062][ T32] r5:85830b8c r4:85830800 [ 1324.087103][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1324.087172][ T32] r7:dddced40 r6:83018000 r5:85830b8c r4:844ef900 [ 1324.087222][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1324.087361][ T32] r10:61c88647 r9:83aeb000 r8:844ef92c r7:82804d40 r6:dddced40 r5:dddced60 [ 1324.087572][ T32] r4:844ef900 [ 1324.087605][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1324.087704][ T32] r10:00000000 r9:844ef900 r8:8027ecf4 r7:eaf35e60 r6:847c5600 r5:83aeb000 [ 1324.087814][ T32] r4:00000001 [ 1324.087836][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.087872][ T32] Exception stack(0xdf979fb0 to 0xdf979ff8) [ 1324.087922][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1324.088033][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.088063][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.088105][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1324.088237][ T32] r4:84507400 [ 1324.088635][ T32] INFO: task kworker/0:0:3110 is blocked on a mutex likely owned by task kworker/0:313:3955. [ 1324.088669][ T32] task:kworker/0:313 state:R running task stack:0 pid:3955 tgid:3955 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.088760][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.088916][ T32] Call trace: [ 1324.088950][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1324.089005][ T32] r10:8280c9b4 r9:84b7b000 r8:80200be4 r7:e08c5d54 r6:ffffffff r5:84b7b000 [ 1324.089054][ T32] r4:00000000 [ 1324.089078][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.089125][ T32] Exception stack(0xe08c5d20 to 0xe08c5d68) [ 1324.089156][ T32] 5d20: bf1f7000 e0675000 00000001 80239b98 7f321000 00000001 82ac11c4 82ac05a0 [ 1324.089183][ T32] 5d40: 7f321000 e0675000 8280c9b4 e08c5d9c e08c5da0 e08c5d70 80230ad4 80239bb0 [ 1324.089206][ T32] 5d60: 80050013 ffffffff [ 1324.089229][ T32] r5:80050013 r4:80239bb0 [ 1324.089354][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1324.089400][ T32] r4:82ac11e4 [ 1324.089421][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.089481][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08c5dc0 r5:e08c5e08 [ 1324.089507][ T32] r4:e08c5dc0 [ 1324.089552][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1324.089597][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9900 [ 1324.089623][ T32] r4:00000000 [ 1324.089667][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1324.089817][ T32] r9:83018005 r8:84b7b000 r7:00000000 r6:83018000 r5:00001000 r4:7f099000 [ 1324.089961][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1324.090007][ T32] r5:00001000 r4:e06bd000 [ 1324.090028][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1324.090068][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.090112][ T32] r5:85073b8c r4:85073800 [ 1324.090132][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1324.090225][ T32] r7:dddced40 r6:83018000 r5:85073b8c r4:84b0bc00 [ 1324.090274][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1324.090325][ T32] r10:61c88647 r9:84b7b000 r8:84b0bc2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1324.090348][ T32] r4:84b0bc00 [ 1324.090383][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1324.090576][ T32] r10:00000000 r9:84b0bc00 r8:8027ecf4 r7:e08b1e60 r6:85024400 r5:84b7b000 [ 1324.091261][ T32] r4:00000001 [ 1324.091293][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.091346][ T32] Exception stack(0xe08c5fb0 to 0xe08c5ff8) [ 1324.091374][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1324.091401][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.091427][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.091485][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1324.091511][ T32] r4:850d9680 [ 1324.091541][ T32] INFO: task kworker/0:3:3114 blocked for more than 450 seconds. [ 1324.091571][ T32] Not tainted 6.15.0-syzkaller #0 [ 1324.091620][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.091725][ T32] task:kworker/0:3 state:D stack:0 pid:3114 tgid:3114 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.092026][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.092072][ T32] Call trace: [ 1324.092131][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1324.092207][ T32] r10:829189c0 r9:df9a5d84 r8:00000002 r7:60000113 r6:df9a5d8c r5:8388ec00 [ 1324.092254][ T32] r4:8388ec00 [ 1324.092278][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1324.092348][ T32] r5:8388ec00 r4:829189bc [ 1324.092373][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.092415][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.092460][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:df9a5e08 [ 1324.092481][ T32] r4:00000000 [ 1324.092498][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1324.092644][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1324.092687][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1324.092729][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85362640 [ 1324.092750][ T32] r4:00000000 [ 1324.092768][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1324.092809][ T32] r9:83018005 r8:8388ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f039000 [ 1324.092932][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1324.093042][ T32] r5:00001000 r4:eb84f000 [ 1324.093152][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1324.093281][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.093353][ T32] r5:8583078c r4:85830400 [ 1324.093507][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1324.093554][ T32] r7:dddced40 r6:83018000 r5:8583078c r4:844ef700 [ 1324.093574][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1324.093619][ T32] r10:61c88647 r9:8388ec00 r8:844ef72c r7:82804d40 r6:dddced40 r5:dddced60 [ 1324.093639][ T32] r4:844ef700 [ 1324.093657][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1324.093699][ T32] r10:00000000 r9:844ef700 r8:8027ecf4 r7:eaf35e60 r6:847c5500 r5:8388ec00 [ 1324.093747][ T32] r4:00000001 [ 1324.093769][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.093805][ T32] Exception stack(0xdf9a5fb0 to 0xdf9a5ff8) [ 1324.093830][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1324.093857][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.093883][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.093910][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1324.093930][ T32] r4:844ecc80 [ 1324.094413][ T32] INFO: task kworker/0:3:3114 is blocked on a mutex likely owned by task kworker/0:313:3955. [ 1324.094449][ T32] task:kworker/0:313 state:R running task stack:0 pid:3955 tgid:3955 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.094504][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.094545][ T32] Call trace: [ 1324.094573][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1324.094621][ T32] r10:8280c9b4 r9:84b7b000 r8:80200be4 r7:e08c5d54 r6:ffffffff r5:84b7b000 [ 1324.094643][ T32] r4:00000000 [ 1324.094661][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.094698][ T32] Exception stack(0xe08c5d20 to 0xe08c5d68) [ 1324.094727][ T32] 5d20: bf1f7000 e0675000 00000001 80239b98 7f321000 00000001 82ac11c4 82ac05a0 [ 1324.094754][ T32] 5d40: 7f321000 e0675000 8280c9b4 e08c5d9c e08c5da0 e08c5d70 80230ad4 80239bb0 [ 1324.094791][ T32] 5d60: 80050013 ffffffff [ 1324.094817][ T32] r5:80050013 r4:80239bb0 [ 1324.094837][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1324.094878][ T32] r4:82ac11e4 [ 1324.094897][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.094939][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08c5dc0 r5:e08c5e08 [ 1324.094961][ T32] r4:e08c5dc0 [ 1324.094979][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1324.095019][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9900 [ 1324.095040][ T32] r4:00000000 [ 1324.095057][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1324.095104][ T32] r9:83018005 r8:84b7b000 r7:00000000 r6:83018000 r5:00001000 r4:7f099000 [ 1324.095148][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1324.095191][ T32] r5:00001000 r4:e06bd000 [ 1324.095239][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1324.095281][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.095320][ T32] r5:85073b8c r4:85073800 [ 1324.095340][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1324.095404][ T32] r7:dddced40 r6:83018000 r5:85073b8c r4:84b0bc00 [ 1324.095427][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1324.095472][ T32] r10:61c88647 r9:84b7b000 r8:84b0bc2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1324.095516][ T32] r4:84b0bc00 [ 1324.095537][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1324.095584][ T32] r10:00000000 r9:84b0bc00 r8:8027ecf4 r7:e08b1e60 r6:85024400 r5:84b7b000 [ 1324.095606][ T32] r4:00000001 [ 1324.095624][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.095657][ T32] Exception stack(0xe08c5fb0 to 0xe08c5ff8) [ 1324.095682][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1324.095710][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.095736][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.095764][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1324.095785][ T32] r4:850d9680 [ 1324.095830][ T32] INFO: task kworker/0:4:3115 blocked for more than 450 seconds. [ 1324.095863][ T32] Not tainted 6.15.0-syzkaller #0 [ 1324.095886][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.095906][ T32] task:kworker/0:4 state:D stack:0 pid:3115 tgid:3115 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.095950][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.095988][ T32] Call trace: [ 1324.096017][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1324.096062][ T32] r10:829189c0 r9:df9c5d84 r8:00000002 r7:60000113 r6:df9c5d8c r5:83ae1800 [ 1324.096104][ T32] r4:83ae1800 [ 1324.096128][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1324.096169][ T32] r5:83ae1800 r4:829189bc [ 1324.096187][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.096226][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.096283][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:df9c5e08 [ 1324.096330][ T32] r4:00000000 [ 1324.096354][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1324.096420][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1324.096486][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1324.096559][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a7e480 [ 1324.096587][ T32] r4:00000000 [ 1324.096630][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1324.096748][ T32] r9:83018005 r8:83ae1800 r7:00000000 r6:83018000 r5:00001000 r4:7f029000 [ 1324.096798][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1324.096891][ T32] r5:00001000 r4:df9b7000 [ 1324.096916][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1324.096958][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.096998][ T32] r5:84ad2f8c r4:84ad2c00 [ 1324.097017][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1324.097058][ T32] r7:dddced40 r6:83018000 r5:84ad2f8c r4:844ef780 [ 1324.097077][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1324.097174][ T32] r10:61c88647 r9:83ae1800 r8:844ef7ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1324.097203][ T32] r4:844ef780 [ 1324.097222][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1324.097266][ T32] r10:00000000 r9:844ef780 r8:8027ecf4 r7:eaf35e60 r6:847c5480 r5:83ae1800 [ 1324.097287][ T32] r4:00000001 [ 1324.097304][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.097375][ T32] Exception stack(0xdf9c5fb0 to 0xdf9c5ff8) [ 1324.097427][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1324.097457][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.097484][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.097511][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1324.097556][ T32] r4:83f76000 [ 1324.097916][ T32] INFO: task kworker/0:4:3115 is blocked on a mutex likely owned by task kworker/0:313:3955. [ 1324.097954][ T32] task:kworker/0:313 state:R running task stack:0 pid:3955 tgid:3955 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.098064][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.098187][ T32] Call trace: [ 1324.098220][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1324.098281][ T32] r10:8280c9b4 r9:84b7b000 r8:80200be4 r7:e08c5d54 r6:ffffffff r5:84b7b000 [ 1324.098314][ T32] r4:00000000 [ 1324.098332][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.098371][ T32] Exception stack(0xe08c5d20 to 0xe08c5d68) [ 1324.098416][ T32] 5d20: bf1f7000 e0675000 00000001 80239b98 7f321000 00000001 82ac11c4 82ac05a0 [ 1324.098448][ T32] 5d40: 7f321000 e0675000 8280c9b4 e08c5d9c e08c5da0 e08c5d70 80230ad4 80239bb0 [ 1324.098471][ T32] 5d60: 80050013 ffffffff [ 1324.098528][ T32] r5:80050013 r4:80239bb0 [ 1324.098579][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1324.098661][ T32] r4:82ac11e4 [ 1324.098702][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.098832][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08c5dc0 r5:e08c5e08 [ 1324.098857][ T32] r4:e08c5dc0 [ 1324.098876][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1324.098947][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9900 [ 1324.098971][ T32] r4:00000000 [ 1324.099059][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1324.099133][ T32] r9:83018005 r8:84b7b000 r7:00000000 r6:83018000 r5:00001000 r4:7f099000 [ 1324.099207][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1324.099307][ T32] r5:00001000 r4:e06bd000 [ 1324.099331][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1324.099371][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.099491][ T32] r5:85073b8c r4:85073800 [ 1324.099513][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1324.099586][ T32] r7:dddced40 r6:83018000 r5:85073b8c r4:84b0bc00 [ 1324.099634][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1324.099683][ T32] r10:61c88647 r9:84b7b000 r8:84b0bc2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1324.099742][ T32] r4:84b0bc00 [ 1324.099788][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1324.099836][ T32] r10:00000000 r9:84b0bc00 r8:8027ecf4 r7:e08b1e60 r6:85024400 r5:84b7b000 [ 1324.099858][ T32] r4:00000001 [ 1324.099877][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.099910][ T32] Exception stack(0xe08c5fb0 to 0xe08c5ff8) [ 1324.099935][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1324.099963][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.099988][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.100015][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1324.100036][ T32] r4:850d9680 [ 1324.100061][ T32] INFO: task kworker/1:5:3124 blocked for more than 450 seconds. [ 1324.100090][ T32] Not tainted 6.15.0-syzkaller #0 [ 1324.100146][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.100170][ T32] task:kworker/1:5 state:D stack:0 pid:3124 tgid:3124 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.100269][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.100316][ T32] Call trace: [ 1324.100430][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1324.100479][ T32] r10:829189c0 r9:df9edd84 r8:00000002 r7:60000113 r6:df9edd8c r5:83aeec00 [ 1324.100570][ T32] r4:83aeec00 [ 1324.101033][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1324.101108][ T32] r5:83aeec00 r4:829189bc [ 1324.101131][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.101172][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.101218][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:df9ede08 [ 1324.101239][ T32] r4:00000000 [ 1324.101286][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1324.101331][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1324.101371][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1324.101412][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84babf40 [ 1324.101433][ T32] r4:00000000 [ 1324.101503][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1324.101602][ T32] r9:83018205 r8:83aeec00 r7:00000000 r6:83018200 r5:00001000 r4:7f0c1000 [ 1324.101627][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1324.101694][ T32] r5:00001000 r4:e494b000 [ 1324.101716][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1324.101781][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.101852][ T32] r5:84ac578c r4:84ac5400 [ 1324.101874][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1324.101945][ T32] r7:ddde2d40 r6:83018200 r5:84ac578c r4:847c5080 [ 1324.101973][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1324.102022][ T32] r10:61c88647 r9:83aeec00 r8:847c50ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1324.102045][ T32] r4:847c5080 [ 1324.102064][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1324.102118][ T32] r10:00000000 r9:847c5080 r8:8027ecf4 r7:df9e1e60 r6:847c5200 r5:83aeec00 [ 1324.102141][ T32] r4:00000001 [ 1324.102159][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.102195][ T32] Exception stack(0xdf9edfb0 to 0xdf9edff8) [ 1324.102221][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1324.102249][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.102290][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.102329][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1324.102435][ T32] r4:847cb7c0 [ 1324.102972][ T32] INFO: task kworker/1:5:3124 is blocked on a mutex likely owned by task kworker/0:313:3955. [ 1324.103011][ T32] task:kworker/0:313 state:R running task stack:0 pid:3955 tgid:3955 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.103079][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.103201][ T32] Call trace: [ 1324.103260][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1324.103310][ T32] r10:8280c9b4 r9:84b7b000 r8:80200be4 r7:e08c5d54 r6:ffffffff r5:84b7b000 [ 1324.103333][ T32] r4:00000000 [ 1324.103351][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.103391][ T32] Exception stack(0xe08c5d20 to 0xe08c5d68) [ 1324.103421][ T32] 5d20: bf1f7000 e0675000 00000001 80239b98 7f321000 00000001 82ac11c4 82ac05a0 [ 1324.103460][ T32] 5d40: 7f321000 e0675000 8280c9b4 e08c5d9c e08c5da0 e08c5d70 80230ad4 80239bb0 [ 1324.103488][ T32] 5d60: 80050013 ffffffff [ 1324.103539][ T32] r5:80050013 r4:80239bb0 [ 1324.103587][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1324.103632][ T32] r4:82ac11e4 [ 1324.103701][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.103775][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08c5dc0 r5:e08c5e08 [ 1324.103800][ T32] r4:e08c5dc0 [ 1324.103819][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1324.103888][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9900 [ 1324.103912][ T32] r4:00000000 [ 1324.103932][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1324.103987][ T32] r9:83018005 r8:84b7b000 r7:00000000 r6:83018000 r5:00001000 r4:7f099000 [ 1324.104016][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1324.104077][ T32] r5:00001000 r4:e06bd000 [ 1324.104109][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1324.104188][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.104261][ T32] r5:85073b8c r4:85073800 [ 1324.104308][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1324.104388][ T32] r7:dddced40 r6:83018000 r5:85073b8c r4:84b0bc00 [ 1324.104412][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1324.104458][ T32] r10:61c88647 r9:84b7b000 r8:84b0bc2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1324.104494][ T32] r4:84b0bc00 [ 1324.104515][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1324.104610][ T32] r10:00000000 r9:84b0bc00 r8:8027ecf4 r7:e08b1e60 r6:85024400 r5:84b7b000 [ 1324.104636][ T32] r4:00000001 [ 1324.104654][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.104687][ T32] Exception stack(0xe08c5fb0 to 0xe08c5ff8) [ 1324.104717][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1324.104745][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.104774][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.104804][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1324.104856][ T32] r4:850d9680 [ 1324.104890][ T32] INFO: task kworker/1:9:3134 blocked for more than 450 seconds. [ 1324.104948][ T32] Not tainted 6.15.0-syzkaller #0 [ 1324.104976][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.104996][ T32] task:kworker/1:9 state:D stack:0 pid:3134 tgid:3134 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.105052][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.105149][ T32] Call trace: [ 1324.105182][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1324.105227][ T32] r10:829189c0 r9:dfa21d84 r8:00000002 r7:60000113 r6:dfa21d8c r5:841f2400 [ 1324.105249][ T32] r4:841f2400 [ 1324.105266][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1324.105306][ T32] r5:841f2400 r4:829189bc [ 1324.105324][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.105367][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.105416][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa21e08 [ 1324.105455][ T32] r4:00000000 [ 1324.105481][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1324.105537][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1324.105577][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1324.105618][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a6ff00 [ 1324.105639][ T32] r4:00000000 [ 1324.105662][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1324.105705][ T32] r9:83018205 r8:841f2400 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [ 1324.105724][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1324.105787][ T32] r5:00001000 r4:dfcd1000 [ 1324.105811][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1324.105876][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.105922][ T32] r5:8480578c r4:84805400 [ 1324.105941][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1324.106013][ T32] r7:ddde2d40 r6:83018200 r5:8480578c r4:847c5a80 [ 1324.106061][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1324.106112][ T32] r10:61c88647 r9:841f2400 r8:847c5aac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1324.106134][ T32] r4:847c5a80 [ 1324.106153][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1324.106195][ T32] r10:00000000 r9:847c5a80 r8:8027ecf4 r7:df9ede60 r6:847c5b00 r5:841f2400 [ 1324.106215][ T32] r4:00000001 [ 1324.106232][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.106266][ T32] Exception stack(0xdfa21fb0 to 0xdfa21ff8) [ 1324.106291][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1324.106317][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.106342][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.106370][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1324.106391][ T32] r4:847d11c0 [ 1324.106690][ T32] INFO: task kworker/1:9:3134 is blocked on a mutex likely owned by task kworker/0:313:3955. [ 1324.106723][ T32] task:kworker/0:313 state:R running task stack:0 pid:3955 tgid:3955 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.106776][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.106830][ T32] Call trace: [ 1324.106888][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1324.106937][ T32] r10:8280c9b4 r9:84b7b000 r8:80200be4 r7:e08c5d54 r6:ffffffff r5:84b7b000 [ 1324.106959][ T32] r4:00000000 [ 1324.106978][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.107015][ T32] Exception stack(0xe08c5d20 to 0xe08c5d68) [ 1324.107073][ T32] 5d20: bf1f7000 e0675000 00000001 80239b98 7f321000 00000001 82ac11c4 82ac05a0 [ 1324.107136][ T32] 5d40: 7f321000 e0675000 8280c9b4 e08c5d9c e08c5da0 e08c5d70 80230ad4 80239bb0 [ 1324.107161][ T32] 5d60: 80050013 ffffffff [ 1324.107183][ T32] r5:80050013 r4:80239bb0 [ 1324.107203][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1324.107296][ T32] r4:82ac11e4 [ 1324.107320][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.107394][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08c5dc0 r5:e08c5e08 [ 1324.107528][ T32] r4:e08c5dc0 [ 1324.107549][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1324.107641][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9900 [ 1324.107665][ T32] r4:00000000 [ 1324.107684][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1324.107749][ T32] r9:83018005 r8:84b7b000 r7:00000000 r6:83018000 r5:00001000 r4:7f099000 [ 1324.107772][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1324.107812][ T32] r5:00001000 r4:e06bd000 [ 1324.107853][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1324.107894][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.107932][ T32] r5:85073b8c r4:85073800 [ 1324.107950][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1324.107992][ T32] r7:dddced40 r6:83018000 r5:85073b8c r4:84b0bc00 [ 1324.108011][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1324.108054][ T32] r10:61c88647 r9:84b7b000 r8:84b0bc2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1324.108075][ T32] r4:84b0bc00 [ 1324.108092][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1324.108140][ T32] r10:00000000 r9:84b0bc00 r8:8027ecf4 r7:e08b1e60 r6:85024400 r5:84b7b000 [ 1324.108199][ T32] r4:00000001 [ 1324.108220][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.108255][ T32] Exception stack(0xe08c5fb0 to 0xe08c5ff8) [ 1324.108279][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1324.108322][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.108351][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.108417][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1324.108442][ T32] r4:850d9680 [ 1324.108464][ T32] INFO: task kworker/1:10:3136 blocked for more than 450 seconds. [ 1324.108526][ T32] Not tainted 6.15.0-syzkaller #0 [ 1324.108560][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.108580][ T32] task:kworker/1:10 state:D stack:0 pid:3136 tgid:3136 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.108622][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.108660][ T32] Call trace: [ 1324.108741][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1324.108815][ T32] r10:829189c0 r9:dfa3dd84 r8:00000002 r7:60000013 r6:dfa3dd8c r5:841f1800 [ 1324.108865][ T32] r4:841f1800 [ 1324.108937][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1324.109030][ T32] r5:841f1800 r4:829189bc [ 1324.109052][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.109092][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.109144][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa3de08 [ 1324.109165][ T32] r4:00000000 [ 1324.109196][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1324.109239][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1324.109275][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1324.109393][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bab1c0 [ 1324.109418][ T32] r4:00000000 [ 1324.109444][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1324.109486][ T32] r9:83018205 r8:841f1800 r7:00000000 r6:83018200 r5:00001000 r4:7f013000 [ 1324.109506][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1324.109543][ T32] r5:00001000 r4:df9e9000 [ 1324.109612][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1324.109654][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.109692][ T32] r5:84ac6b8c r4:84ac6800 [ 1324.109710][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1324.109751][ T32] r7:ddde2d40 r6:83018200 r5:84ac6b8c r4:847c5f00 [ 1324.109770][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1324.109812][ T32] r10:61c88647 r9:841f1800 r8:847c5f2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1324.109859][ T32] r4:847c5f00 [ 1324.109889][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1324.109932][ T32] r10:00000000 r9:847c5f00 r8:8027ecf4 r7:dfa21e60 r6:847c5f80 r5:841f1800 [ 1324.109952][ T32] r4:00000001 [ 1324.109969][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.110002][ T32] Exception stack(0xdfa3dfb0 to 0xdfa3dff8) [ 1324.110026][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1324.110052][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.110077][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.110110][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1324.110131][ T32] r4:847d1100 [ 1324.110413][ T32] INFO: task kworker/1:10:3136 is blocked on a mutex likely owned by task kworker/0:313:3955. [ 1324.110473][ T32] task:kworker/0:313 state:R running task stack:0 pid:3955 tgid:3955 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.110591][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.110969][ T32] Call trace: [ 1324.111003][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1324.111064][ T32] r10:8280c9b4 r9:84b7b000 r8:80200be4 r7:e08c5d54 r6:ffffffff r5:84b7b000 [ 1324.111104][ T32] r4:00000000 [ 1324.111157][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.111200][ T32] Exception stack(0xe08c5d20 to 0xe08c5d68) [ 1324.111231][ T32] 5d20: bf1f7000 e0675000 00000001 80239b98 7f321000 00000001 82ac11c4 82ac05a0 [ 1324.111258][ T32] 5d40: 7f321000 e0675000 8280c9b4 e08c5d9c e08c5da0 e08c5d70 80230ad4 80239bb0 [ 1324.111282][ T32] 5d60: 80050013 ffffffff [ 1324.111306][ T32] r5:80050013 r4:80239bb0 [ 1324.111324][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1324.111367][ T32] r4:82ac11e4 [ 1324.111387][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.111428][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08c5dc0 r5:e08c5e08 [ 1324.111589][ T32] r4:e08c5dc0 [ 1324.111612][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1324.111655][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9900 [ 1324.111677][ T32] r4:00000000 [ 1324.111695][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1324.111736][ T32] r9:83018005 r8:84b7b000 r7:00000000 r6:83018000 r5:00001000 r4:7f099000 [ 1324.111756][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1324.111819][ T32] r5:00001000 r4:e06bd000 [ 1324.111843][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1324.111882][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.111921][ T32] r5:85073b8c r4:85073800 [ 1324.111940][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1324.111982][ T32] r7:dddced40 r6:83018000 r5:85073b8c r4:84b0bc00 [ 1324.112002][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1324.112056][ T32] r10:61c88647 r9:84b7b000 r8:84b0bc2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1324.112080][ T32] r4:84b0bc00 [ 1324.112103][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1324.112170][ T32] r10:00000000 r9:84b0bc00 r8:8027ecf4 r7:e08b1e60 r6:85024400 r5:84b7b000 [ 1324.112196][ T32] r4:00000001 [ 1324.112216][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.112261][ T32] Exception stack(0xe08c5fb0 to 0xe08c5ff8) [ 1324.112332][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1324.112362][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.112388][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.112416][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1324.112437][ T32] r4:850d9680 [ 1324.112464][ T32] INFO: task kworker/1:11:3138 blocked for more than 450 seconds. [ 1324.112516][ T32] Not tainted 6.15.0-syzkaller #0 [ 1324.112542][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.112576][ T32] task:kworker/1:11 state:D stack:0 pid:3138 tgid:3138 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.112628][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.112736][ T32] Call trace: [ 1324.112805][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1324.112922][ T32] r10:829189c0 r9:df941d84 r8:00000002 r7:60000013 r6:df941d8c r5:841f6000 [ 1324.112952][ T32] r4:841f6000 [ 1324.112986][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1324.113030][ T32] r5:841f6000 r4:829189bc [ 1324.113049][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.113108][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.113211][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:df941e08 [ 1324.113236][ T32] r4:00000000 [ 1324.113281][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1324.113322][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1324.113361][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1324.113402][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84af1640 [ 1324.113422][ T32] r4:00000000 [ 1324.113440][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1324.113479][ T32] r9:83018205 r8:841f6000 r7:00000000 r6:83018200 r5:00001000 r4:7f02b000 [ 1324.113499][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1324.113538][ T32] r5:00001000 r4:df9fb000 [ 1324.113556][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1324.113593][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.113631][ T32] r5:85080f8c r4:85080c00 [ 1324.113649][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1324.113715][ T32] r7:ddde2d40 r6:83018200 r5:85080f8c r4:847c5700 [ 1324.113739][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1324.113785][ T32] r10:61c88647 r9:841f6000 r8:847c572c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1324.113805][ T32] r4:847c5700 [ 1324.113823][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1324.113865][ T32] r10:00000000 r9:847c5700 r8:8027ecf4 r7:dfa21e60 r6:847c5e80 r5:841f6000 [ 1324.113886][ T32] r4:00000001 [ 1324.113904][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.113937][ T32] Exception stack(0xdf941fb0 to 0xdf941ff8) [ 1324.113968][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1324.114012][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.114052][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.114109][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1324.114133][ T32] r4:847d1100 [ 1324.114538][ T32] INFO: task kworker/1:11:3138 is blocked on a mutex likely owned by task kworker/0:313:3955. [ 1324.114572][ T32] task:kworker/0:313 state:R running task stack:0 pid:3955 tgid:3955 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.114839][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.114964][ T32] Call trace: [ 1324.115159][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1324.115233][ T32] r10:8280c9b4 r9:84b7b000 r8:80200be4 r7:e08c5d54 r6:ffffffff r5:84b7b000 [ 1324.115262][ T32] r4:00000000 [ 1324.115285][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.115355][ T32] Exception stack(0xe08c5d20 to 0xe08c5d68) [ 1324.115390][ T32] 5d20: bf1f7000 e0675000 00000001 80239b98 7f321000 00000001 82ac11c4 82ac05a0 [ 1324.115420][ T32] 5d40: 7f321000 e0675000 8280c9b4 e08c5d9c e08c5da0 e08c5d70 80230ad4 80239bb0 [ 1324.115466][ T32] 5d60: 80050013 ffffffff [ 1324.115578][ T32] r5:80050013 r4:80239bb0 [ 1324.115602][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1324.115647][ T32] r4:82ac11e4 [ 1324.115668][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.115709][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08c5dc0 r5:e08c5e08 [ 1324.115730][ T32] r4:e08c5dc0 [ 1324.115748][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1324.115812][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9900 [ 1324.115837][ T32] r4:00000000 [ 1324.115876][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1324.115987][ T32] r9:83018005 r8:84b7b000 r7:00000000 r6:83018000 r5:00001000 r4:7f099000 [ 1324.116074][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1324.116129][ T32] r5:00001000 r4:e06bd000 [ 1324.116148][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1324.116187][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.116227][ T32] r5:85073b8c r4:85073800 [ 1324.116265][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1324.116321][ T32] r7:dddced40 r6:83018000 r5:85073b8c r4:84b0bc00 [ 1324.116344][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1324.116390][ T32] r10:61c88647 r9:84b7b000 r8:84b0bc2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1324.116411][ T32] r4:84b0bc00 [ 1324.116452][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1324.116502][ T32] r10:00000000 r9:84b0bc00 r8:8027ecf4 r7:e08b1e60 r6:85024400 r5:84b7b000 [ 1324.116543][ T32] r4:00000001 [ 1324.116565][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.116610][ T32] Exception stack(0xe08c5fb0 to 0xe08c5ff8) [ 1324.116638][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1324.116665][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.116699][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.116730][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1324.116753][ T32] r4:850d9680 [ 1324.116827][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.116918][ T32] INFO: task kworker/1:12:3140 blocked for more than 450 seconds. [ 1324.117004][ T32] Not tainted 6.15.0-syzkaller #0 [ 1324.117034][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.117106][ T32] task:kworker/1:12 state:D stack:0 pid:3140 tgid:3140 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.117158][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.117227][ T32] Call trace: [ 1324.117259][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1324.117306][ T32] r10:829189c0 r9:dfa4dd84 r8:00000002 r7:60000113 r6:dfa4dd8c r5:841f6c00 [ 1324.117328][ T32] r4:841f6c00 [ 1324.117347][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1324.117396][ T32] r5:841f6c00 r4:829189bc [ 1324.117455][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.117500][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.117575][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa4de08 [ 1324.117600][ T32] r4:00000000 [ 1324.117620][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1324.117659][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1324.117695][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1324.117758][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85112100 [ 1324.117783][ T32] r4:00000000 [ 1324.117802][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1324.117842][ T32] r9:83018205 r8:841f6c00 r7:00000000 r6:83018200 r5:00001000 r4:7f055000 [ 1324.117894][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1324.117937][ T32] r5:00001000 r4:e077b000 [ 1324.117967][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1324.118031][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.118073][ T32] r5:8508078c r4:85080400 [ 1324.118141][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1324.118229][ T32] r7:ddde2d40 r6:83018200 r5:8508078c r4:847c5e00 [ 1324.118274][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1324.118322][ T32] r10:61c88647 r9:841f6c00 r8:847c5e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1324.118343][ T32] r4:847c5e00 [ 1324.118383][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1324.118429][ T32] r10:00000000 r9:847c5e00 r8:8027ecf4 r7:df941e60 r6:847c5d80 r5:841f6c00 [ 1324.118473][ T32] r4:00000001 [ 1324.118495][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.118531][ T32] Exception stack(0xdfa4dfb0 to 0xdfa4dff8) [ 1324.118580][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1324.118631][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.118660][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.118764][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1324.118788][ T32] r4:847d1480 [ 1324.119320][ T32] INFO: task kworker/1:12:3140 is blocked on a mutex likely owned by task kworker/0:313:3955. [ 1324.119395][ T32] task:kworker/0:313 state:R running task stack:0 pid:3955 tgid:3955 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.119515][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.119609][ T32] Call trace: [ 1324.119650][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1324.119703][ T32] r10:8280c9b4 r9:84b7b000 r8:80200be4 r7:e08c5d54 r6:ffffffff r5:84b7b000 [ 1324.119727][ T32] r4:00000000 [ 1324.119746][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.119810][ T32] Exception stack(0xe08c5d20 to 0xe08c5d68) [ 1324.119912][ T32] 5d20: bf1f7000 e0675000 00000001 80239b98 7f321000 00000001 82ac11c4 82ac05a0 [ 1324.119977][ T32] 5d40: 7f321000 e0675000 8280c9b4 e08c5d9c e08c5da0 e08c5d70 80230ad4 80239bb0 [ 1324.120036][ T32] 5d60: 80050013 ffffffff [ 1324.120096][ T32] r5:80050013 r4:80239bb0 [ 1324.120162][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1324.120280][ T32] r4:82ac11e4 [ 1324.120337][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.120430][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08c5dc0 r5:e08c5e08 [ 1324.120481][ T32] r4:e08c5dc0 [ 1324.120547][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1324.128790][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9900 [ 1324.128885][ T32] r4:00000000 [ 1324.128919][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1324.128987][ T32] r9:83018005 r8:84b7b000 r7:00000000 r6:83018000 r5:00001000 r4:7f099000 [ 1324.129008][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1324.129099][ T32] r5:00001000 r4:e06bd000 [ 1324.129134][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1324.129179][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.129229][ T32] r5:85073b8c r4:85073800 [ 1324.129261][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1324.129331][ T32] r7:dddced40 r6:83018000 r5:85073b8c r4:84b0bc00 [ 1324.129360][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1324.129407][ T32] r10:61c88647 r9:84b7b000 r8:84b0bc2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1324.129429][ T32] r4:84b0bc00 [ 1324.129448][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1324.129491][ T32] r10:00000000 r9:84b0bc00 r8:8027ecf4 r7:e08b1e60 r6:85024400 r5:84b7b000 [ 1324.129512][ T32] r4:00000001 [ 1324.129531][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.129579][ T32] Exception stack(0xe08c5fb0 to 0xe08c5ff8) [ 1324.129633][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1324.129664][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.129692][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.129720][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1324.129741][ T32] r4:850d9680 [ 1324.129764][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.129794][ T32] INFO: task kworker/1:13:3142 blocked for more than 450 seconds. [ 1324.129826][ T32] Not tainted 6.15.0-syzkaller #0 [ 1324.129851][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.129873][ T32] task:kworker/1:13 state:D stack:0 pid:3142 tgid:3142 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.129956][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.130001][ T32] Call trace: [ 1324.130061][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1324.130120][ T32] r10:829189c0 r9:dfa59d84 r8:00000002 r7:60000113 r6:dfa59d8c r5:841f5400 [ 1324.130155][ T32] r4:841f5400 [ 1324.130177][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1324.130221][ T32] r5:841f5400 r4:829189bc [ 1324.130271][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.130356][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.130450][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa59e08 [ 1324.130502][ T32] r4:00000000 [ 1324.133891][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1324.134093][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1324.134194][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1324.134296][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85015700 [ 1324.134347][ T32] r4:00000000 [ 1324.134391][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1324.134466][ T32] r9:83018205 r8:841f5400 r7:00000000 r6:83018200 r5:00001000 r4:7f05d000 [ 1324.134519][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1324.134591][ T32] r5:00001000 r4:eabcb000 [ 1324.134617][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1324.134660][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.134725][ T32] r5:85022f8c r4:85022c00 [ 1324.134747][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1324.134791][ T32] r7:ddde2d40 r6:83018200 r5:85022f8c r4:847c5d00 [ 1324.134812][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1324.134856][ T32] r10:61c88647 r9:841f5400 r8:847c5d2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1324.134903][ T32] r4:847c5d00 [ 1324.134928][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1324.134974][ T32] r10:00000000 r9:847c5d00 r8:8027ecf4 r7:df941e60 r6:847c5c80 r5:841f5400 [ 1324.134995][ T32] r4:00000001 [ 1324.135014][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.135057][ T32] Exception stack(0xdfa59fb0 to 0xdfa59ff8) [ 1324.135162][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1324.135225][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.135324][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.135395][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1324.135451][ T32] r4:847d15c0 [ 1324.136110][ T32] INFO: task kworker/1:13:3142 is blocked on a mutex likely owned by task kworker/0:313:3955. [ 1324.136163][ T32] task:kworker/0:313 state:R running task stack:0 pid:3955 tgid:3955 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.136233][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.136286][ T32] Call trace: [ 1324.136358][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1324.136429][ T32] r10:8280c9b4 r9:84b7b000 r8:80200be4 r7:e08c5d54 r6:ffffffff r5:84b7b000 [ 1324.136465][ T32] r4:00000000 [ 1324.136486][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.136553][ T32] Exception stack(0xe08c5d20 to 0xe08c5d68) [ 1324.136620][ T32] 5d20: bf1f7000 e0675000 00000001 80239b98 7f321000 00000001 82ac11c4 82ac05a0 [ 1324.136692][ T32] 5d40: 7f321000 e0675000 8280c9b4 e08c5d9c e08c5da0 e08c5d70 80230ad4 80239bb0 [ 1324.136761][ T32] 5d60: 80050013 ffffffff [ 1324.136812][ T32] r5:80050013 r4:80239bb0 [ 1324.136857][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1324.136954][ T32] r4:82ac11e4 [ 1324.137012][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.137125][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08c5dc0 r5:e08c5e08 [ 1324.137153][ T32] r4:e08c5dc0 [ 1324.137173][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1324.137216][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9900 [ 1324.137237][ T32] r4:00000000 [ 1324.137255][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1324.137326][ T32] r9:83018005 r8:84b7b000 r7:00000000 r6:83018000 r5:00001000 r4:7f099000 [ 1324.137353][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1324.137397][ T32] r5:00001000 r4:e06bd000 [ 1324.137417][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1324.137455][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.137541][ T32] r5:85073b8c r4:85073800 [ 1324.137590][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1324.137681][ T32] r7:dddced40 r6:83018000 r5:85073b8c r4:84b0bc00 [ 1324.137723][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1324.137805][ T32] r10:61c88647 r9:84b7b000 r8:84b0bc2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1324.137853][ T32] r4:84b0bc00 [ 1324.137876][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1324.137924][ T32] r10:00000000 r9:84b0bc00 r8:8027ecf4 r7:e08b1e60 r6:85024400 r5:84b7b000 [ 1324.137946][ T32] r4:00000001 [ 1324.137990][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.138049][ T32] Exception stack(0xe08c5fb0 to 0xe08c5ff8) [ 1324.138116][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1324.138178][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.138235][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.138292][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1324.138334][ T32] r4:850d9680 [ 1324.138365][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.138430][ T32] INFO: task kworker/0:5:3143 blocked for more than 450 seconds. [ 1324.138510][ T32] Not tainted 6.15.0-syzkaller #0 [ 1324.138539][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.138578][ T32] task:kworker/0:5 state:D stack:0 pid:3143 tgid:3143 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.138628][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.138715][ T32] Call trace: [ 1324.138777][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1324.138873][ T32] r10:829189c0 r9:dfa65d84 r8:00000002 r7:60000013 r6:dfa65d8c r5:841f4800 [ 1324.138923][ T32] r4:841f4800 [ 1324.138967][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1324.139049][ T32] r5:841f4800 r4:829189bc [ 1324.139095][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.139205][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.139303][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa65e08 [ 1324.139357][ T32] r4:00000000 [ 1324.139397][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1324.139468][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1324.139536][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1324.139615][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854673c0 [ 1324.139656][ T32] r4:00000000 [ 1324.139694][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1324.139801][ T32] r9:83018005 r8:841f4800 r7:00000000 r6:83018000 r5:00001000 r4:7f013000 [ 1324.139848][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1324.139922][ T32] r5:00001000 r4:dfab3000 [ 1324.139962][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1324.140032][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.140118][ T32] r5:854b4f8c r4:854b4c00 [ 1324.140162][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1324.140244][ T32] r7:dddced40 r6:83018000 r5:854b4f8c r4:8329f000 [ 1324.140282][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1324.140365][ T32] r10:61c88647 r9:841f4800 r8:8329f02c r7:82804d40 r6:dddced40 r5:dddced60 [ 1324.140408][ T32] r4:8329f000 [ 1324.140461][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1324.153814][ T32] r10:00000000 r9:8329f000 r8:8027ecf4 r7:eaf35e60 r6:847c5b80 r5:841f4800 [ 1324.153965][ T32] r4:00000001 [ 1324.154048][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.154172][ T32] Exception stack(0xdfa65fb0 to 0xdfa65ff8) [ 1324.154262][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1324.154328][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.154387][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.154444][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1324.154490][ T32] r4:83f761c0 [ 1324.155437][ T32] INFO: task kworker/0:5:3143 is blocked on a mutex likely owned by task kworker/0:313:3955. [ 1324.155532][ T32] task:kworker/0:313 state:R running task stack:0 pid:3955 tgid:3955 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.155673][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.155801][ T32] Call trace: [ 1324.155889][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1324.156003][ T32] r10:8280c9b4 r9:84b7b000 r8:80200be4 r7:e08c5d54 r6:ffffffff r5:84b7b000 [ 1324.156051][ T32] r4:00000000 [ 1324.156135][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.156247][ T32] Exception stack(0xe08c5d20 to 0xe08c5d68) [ 1324.156345][ T32] 5d20: bf1f7000 e0675000 00000001 80239b98 7f321000 00000001 82ac11c4 82ac05a0 [ 1324.156434][ T32] 5d40: 7f321000 e0675000 8280c9b4 e08c5d9c e08c5da0 e08c5d70 80230ad4 80239bb0 [ 1324.156490][ T32] 5d60: 80050013 ffffffff [ 1324.156553][ T32] r5:80050013 r4:80239bb0 [ 1324.156597][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1324.156684][ T32] r4:82ac11e4 [ 1324.156726][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.156822][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08c5dc0 r5:e08c5e08 [ 1324.156877][ T32] r4:e08c5dc0 [ 1324.156926][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1324.157034][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9900 [ 1324.157098][ T32] r4:00000000 [ 1324.157141][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1324.157231][ T32] r9:83018005 r8:84b7b000 r7:00000000 r6:83018000 r5:00001000 r4:7f099000 [ 1324.157276][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1324.157359][ T32] r5:00001000 r4:e06bd000 [ 1324.157401][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1324.157492][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.157602][ T32] r5:85073b8c r4:85073800 [ 1324.157652][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1324.157757][ T32] r7:dddced40 r6:83018000 r5:85073b8c r4:84b0bc00 [ 1324.157808][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1324.157900][ T32] r10:61c88647 r9:84b7b000 r8:84b0bc2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1324.157960][ T32] r4:84b0bc00 [ 1324.158007][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1324.158103][ T32] r10:00000000 r9:84b0bc00 r8:8027ecf4 r7:e08b1e60 r6:85024400 r5:84b7b000 [ 1324.158152][ T32] r4:00000001 [ 1324.158207][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.158290][ T32] Exception stack(0xe08c5fb0 to 0xe08c5ff8) [ 1324.158358][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1324.158443][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.158503][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.158633][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1324.158686][ T32] r4:850d9680 [ 1324.158732][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.158790][ T32] INFO: task kworker/1:14:3145 blocked for more than 450 seconds. [ 1324.158876][ T32] Not tainted 6.15.0-syzkaller #0 [ 1324.158943][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.159001][ T32] task:kworker/1:14 state:D stack:0 pid:3145 tgid:3145 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.159112][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.159220][ T32] Call trace: [ 1324.159369][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1324.159483][ T32] r10:829189c0 r9:dfa75d84 r8:00000002 r7:60000113 r6:dfa75d8c r5:841f3c00 [ 1324.159531][ T32] r4:841f3c00 [ 1324.159570][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1324.159644][ T32] r5:841f3c00 r4:829189bc [ 1324.159689][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.159795][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.159902][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa75e08 [ 1324.159969][ T32] r4:00000000 [ 1324.160023][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1324.160110][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1324.160215][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1324.160306][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847c8ec0 [ 1324.160424][ T32] r4:00000000 [ 1324.160475][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1324.174479][ T32] r9:83018205 r8:841f3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f02b000 [ 1324.174582][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1324.174660][ T32] r5:00001000 r4:dfd0f000 [ 1324.174682][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1324.174743][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.174788][ T32] r5:85023f8c r4:85023c00 [ 1324.174808][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1324.174873][ T32] r7:ddde2d40 r6:83018200 r5:85023f8c r4:847c5c00 [ 1324.174898][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1324.174945][ T32] r10:61c88647 r9:841f3c00 r8:847c5c2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1324.174988][ T32] r4:847c5c00 [ 1324.175011][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1324.175057][ T32] r10:00000000 r9:847c5c00 r8:8027ecf4 r7:dfa59e60 r6:8410a180 r5:841f3c00 [ 1324.175104][ T32] r4:00000001 [ 1324.175190][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.175260][ T32] Exception stack(0xdfa75fb0 to 0xdfa75ff8) [ 1324.175315][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1324.175356][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.175385][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.175414][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1324.175456][ T32] r4:847d1740 [ 1324.175990][ T32] INFO: task kworker/1:14:3145 is blocked on a mutex likely owned by task kworker/0:313:3955. [ 1324.176050][ T32] task:kworker/0:313 state:R running task stack:0 pid:3955 tgid:3955 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.176141][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.176189][ T32] Call trace: [ 1324.176222][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1324.176273][ T32] r10:8280c9b4 r9:84b7b000 r8:80200be4 r7:e08c5d54 r6:ffffffff r5:84b7b000 [ 1324.176295][ T32] r4:00000000 [ 1324.176338][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.176403][ T32] Exception stack(0xe08c5d20 to 0xe08c5d68) [ 1324.176459][ T32] 5d20: bf1f7000 e0675000 00000001 80239b98 7f321000 00000001 82ac11c4 82ac05a0 [ 1324.176557][ T32] 5d40: 7f321000 e0675000 8280c9b4 e08c5d9c e08c5da0 e08c5d70 80230ad4 80239bb0 [ 1324.176606][ T32] 5d60: 80050013 ffffffff [ 1324.176631][ T32] r5:80050013 r4:80239bb0 [ 1324.176651][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1324.176695][ T32] r4:82ac11e4 [ 1324.176714][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.176827][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08c5dc0 r5:e08c5e08 [ 1324.176852][ T32] r4:e08c5dc0 [ 1324.176872][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1324.176914][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9900 [ 1324.176957][ T32] r4:00000000 [ 1324.176999][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1324.177047][ T32] r9:83018005 r8:84b7b000 r7:00000000 r6:83018000 r5:00001000 r4:7f099000 [ 1324.177139][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1324.177186][ T32] r5:00001000 r4:e06bd000 [ 1324.177238][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1324.177285][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.177341][ T32] r5:85073b8c r4:85073800 [ 1324.177364][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1324.177408][ T32] r7:dddced40 r6:83018000 r5:85073b8c r4:84b0bc00 [ 1324.177428][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1324.177472][ T32] r10:61c88647 r9:84b7b000 r8:84b0bc2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1324.177607][ T32] r4:84b0bc00 [ 1324.177671][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1324.177784][ T32] r10:00000000 r9:84b0bc00 r8:8027ecf4 r7:e08b1e60 r6:85024400 r5:84b7b000 [ 1324.177809][ T32] r4:00000001 [ 1324.177912][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.177993][ T32] Exception stack(0xe08c5fb0 to 0xe08c5ff8) [ 1324.178024][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1324.178089][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.178123][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.178151][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1324.178172][ T32] r4:850d9680 [ 1324.178192][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.178446][ T32] INFO: task kworker/1:15:3147 blocked for more than 450 seconds. [ 1324.178488][ T32] Not tainted 6.15.0-syzkaller #0 [ 1324.178514][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.178534][ T32] task:kworker/1:15 state:D stack:0 pid:3147 tgid:3147 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.178596][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.178641][ T32] Call trace: [ 1324.178673][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1324.178729][ T32] r10:829189c0 r9:dfa71d84 r8:00000002 r7:60000113 r6:dfa71d8c r5:841f3000 [ 1324.178799][ T32] r4:841f3000 [ 1324.178821][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1324.178862][ T32] r5:841f3000 r4:829189bc [ 1324.178880][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.178919][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.178964][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa71e08 [ 1324.178985][ T32] r4:00000000 [ 1324.179088][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1324.179224][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1324.179268][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1324.179310][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853023c0 [ 1324.179333][ T32] r4:00000000 [ 1324.179355][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1324.179397][ T32] r9:83018205 r8:841f3000 r7:00000000 r6:83018200 r5:00001000 r4:7f049000 [ 1324.179417][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1324.179455][ T32] r5:00001000 r4:e8991000 [ 1324.179496][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1324.179560][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.179602][ T32] r5:8480438c r4:84804000 [ 1324.179620][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1324.179661][ T32] r7:ddde2d40 r6:83018200 r5:8480438c r4:8410a100 [ 1324.179702][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1324.179773][ T32] r10:61c88647 r9:841f3000 r8:8410a12c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1324.179797][ T32] r4:8410a100 [ 1324.179815][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1324.179879][ T32] r10:00000000 r9:8410a100 r8:8027ecf4 r7:dfa75e60 r6:84574d80 r5:841f3000 [ 1324.179926][ T32] r4:00000001 [ 1324.179958][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.179996][ T32] Exception stack(0xdfa71fb0 to 0xdfa71ff8) [ 1324.180022][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1324.180049][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.180074][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.180128][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1324.180175][ T32] r4:847d1a00 [ 1324.180553][ T32] INFO: task kworker/1:15:3147 is blocked on a mutex likely owned by task kworker/0:313:3955. [ 1324.191530][ T32] task:kworker/0:313 state:R running task stack:0 pid:3955 tgid:3955 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.191829][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.191939][ T32] Call trace: [ 1324.192018][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1324.192076][ T32] r10:8280c9b4 r9:84b7b000 r8:80200be4 r7:e08c5d54 r6:ffffffff r5:84b7b000 [ 1324.192106][ T32] r4:00000000 [ 1324.192159][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.192204][ T32] Exception stack(0xe08c5d20 to 0xe08c5d68) [ 1324.192234][ T32] 5d20: bf1f7000 e0675000 00000001 80239b98 7f321000 00000001 82ac11c4 82ac05a0 [ 1324.192305][ T32] 5d40: 7f321000 e0675000 8280c9b4 e08c5d9c e08c5da0 e08c5d70 80230ad4 80239bb0 [ 1324.192334][ T32] 5d60: 80050013 ffffffff [ 1324.192363][ T32] r5:80050013 r4:80239bb0 [ 1324.192383][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1324.192428][ T32] r4:82ac11e4 [ 1324.192447][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.192511][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08c5dc0 r5:e08c5e08 [ 1324.192537][ T32] r4:e08c5dc0 [ 1324.192556][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1324.192598][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9900 [ 1324.192619][ T32] r4:00000000 [ 1324.192646][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1324.192694][ T32] r9:83018005 r8:84b7b000 r7:00000000 r6:83018000 r5:00001000 r4:7f099000 [ 1324.192715][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1324.192757][ T32] r5:00001000 r4:e06bd000 [ 1324.192776][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1324.192814][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.192875][ T32] r5:85073b8c r4:85073800 [ 1324.192922][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1324.192980][ T32] r7:dddced40 r6:83018000 r5:85073b8c r4:84b0bc00 [ 1324.193030][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1324.193078][ T32] r10:61c88647 r9:84b7b000 r8:84b0bc2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1324.193105][ T32] r4:84b0bc00 [ 1324.193154][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1324.193207][ T32] r10:00000000 r9:84b0bc00 r8:8027ecf4 r7:e08b1e60 r6:85024400 r5:84b7b000 [ 1324.193248][ T32] r4:00000001 [ 1324.193271][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.193307][ T32] Exception stack(0xe08c5fb0 to 0xe08c5ff8) [ 1324.193357][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1324.193389][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.193417][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.193445][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1324.193486][ T32] r4:850d9680 [ 1324.193513][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.193541][ T32] INFO: task kworker/1:16:3150 blocked for more than 450 seconds. [ 1324.193593][ T32] Not tainted 6.15.0-syzkaller #0 [ 1324.193620][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.193641][ T32] task:kworker/1:16 state:D stack:0 pid:3150 tgid:3150 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.193684][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.193732][ T32] Call trace: [ 1324.193879][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1324.193928][ T32] r10:829189c0 r9:dfa81d84 r8:00000002 r7:60000113 r6:dfa81d8c r5:841f0000 [ 1324.193970][ T32] r4:841f0000 [ 1324.193992][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1324.194033][ T32] r5:841f0000 r4:829189bc [ 1324.194053][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.194097][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.194148][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa81e08 [ 1324.194202][ T32] r4:00000000 [ 1324.194233][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1324.194296][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1324.194336][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1324.194388][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85004480 [ 1324.194412][ T32] r4:00000000 [ 1324.194452][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1324.194518][ T32] r9:83018205 r8:841f0000 r7:00000000 r6:83018200 r5:00001000 r4:7f0a7000 [ 1324.194541][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1324.194601][ T32] r5:00001000 r4:eb277000 [ 1324.194623][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1324.194690][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.194755][ T32] r5:8524138c r4:85241000 [ 1324.194791][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1324.194844][ T32] r7:ddde2d40 r6:83018200 r5:8524138c r4:84574c80 [ 1324.194886][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1324.194934][ T32] r10:61c88647 r9:841f0000 r8:84574cac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1324.194955][ T32] r4:84574c80 [ 1324.195005][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1324.195051][ T32] r10:00000000 r9:84574c80 r8:8027ecf4 r7:dfa71e60 r6:833bc480 r5:841f0000 [ 1324.195088][ T32] r4:00000001 [ 1324.195111][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.195200][ T32] Exception stack(0xdfa81fb0 to 0xdfa81ff8) [ 1324.195227][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1324.195254][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.195322][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.195392][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1324.195416][ T32] r4:847d1c00 [ 1324.195963][ T32] INFO: task kworker/1:16:3150 is blocked on a mutex likely owned by task kworker/0:313:3955. [ 1324.196021][ T32] task:kworker/0:313 state:R running task stack:0 pid:3955 tgid:3955 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.196097][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.196179][ T32] Call trace: [ 1324.196229][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1324.196306][ T32] r10:8280c9b4 r9:84b7b000 r8:80200be4 r7:e08c5d54 r6:ffffffff r5:84b7b000 [ 1324.196332][ T32] r4:00000000 [ 1324.196360][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.196403][ T32] Exception stack(0xe08c5d20 to 0xe08c5d68) [ 1324.196467][ T32] 5d20: bf1f7000 e0675000 00000001 80239b98 7f321000 00000001 82ac11c4 82ac05a0 [ 1324.196583][ T32] 5d40: 7f321000 e0675000 8280c9b4 e08c5d9c e08c5da0 e08c5d70 80230ad4 80239bb0 [ 1324.196629][ T32] 5d60: 80050013 ffffffff [ 1324.196654][ T32] r5:80050013 r4:80239bb0 [ 1324.196721][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1324.196767][ T32] r4:82ac11e4 [ 1324.196787][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.196828][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08c5dc0 r5:e08c5e08 [ 1324.196892][ T32] r4:e08c5dc0 [ 1324.196916][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1324.196958][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9900 [ 1324.196979][ T32] r4:00000000 [ 1324.196996][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1324.197038][ T32] r9:83018005 r8:84b7b000 r7:00000000 r6:83018000 r5:00001000 r4:7f099000 [ 1324.197080][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1324.197132][ T32] r5:00001000 r4:e06bd000 [ 1324.197151][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1324.197210][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.197252][ T32] r5:85073b8c r4:85073800 [ 1324.197293][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1324.197377][ T32] r7:dddced40 r6:83018000 r5:85073b8c r4:84b0bc00 [ 1324.197401][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1324.197446][ T32] r10:61c88647 r9:84b7b000 r8:84b0bc2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1324.197467][ T32] r4:84b0bc00 [ 1324.197519][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1324.197567][ T32] r10:00000000 r9:84b0bc00 r8:8027ecf4 r7:e08b1e60 r6:85024400 r5:84b7b000 [ 1324.197587][ T32] r4:00000001 [ 1324.197605][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.197638][ T32] Exception stack(0xe08c5fb0 to 0xe08c5ff8) [ 1324.197663][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1324.197691][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.197739][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.197771][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1324.197792][ T32] r4:850d9680 [ 1324.197812][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.197880][ T32] INFO: task kworker/1:17:3151 blocked for more than 450 seconds. [ 1324.197912][ T32] Not tainted 6.15.0-syzkaller #0 [ 1324.197953][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.197994][ T32] task:kworker/1:17 state:D stack:0 pid:3151 tgid:3151 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.198041][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.198079][ T32] Call trace: [ 1324.198115][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1324.198177][ T32] r10:829189c0 r9:dfa8dd84 r8:00000002 r7:60000113 r6:dfa8dd8c r5:83ae8c00 [ 1324.198202][ T32] r4:83ae8c00 [ 1324.198222][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1324.198261][ T32] r5:83ae8c00 r4:829189bc [ 1324.198302][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.198355][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.198421][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa8de08 [ 1324.198454][ T32] r4:00000000 [ 1324.198497][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1324.198548][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1324.198611][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1324.198682][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850046c0 [ 1324.198707][ T32] r4:00000000 [ 1324.198726][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1324.198789][ T32] r9:83018205 r8:83ae8c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0a5000 [ 1324.198812][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1324.198889][ T32] r5:00001000 r4:eb269000 [ 1324.198932][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1324.198983][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.199024][ T32] r5:85240f8c r4:85240c00 [ 1324.199043][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1324.199089][ T32] r7:ddde2d40 r6:83018200 r5:85240f8c r4:833bc180 [ 1324.199109][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1324.199201][ T32] r10:61c88647 r9:83ae8c00 r8:833bc1ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1324.199223][ T32] r4:833bc180 [ 1324.199242][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1324.199359][ T32] r10:00000000 r9:833bc180 r8:8027ecf4 r7:dfa81e60 r6:83fa7000 r5:83ae8c00 [ 1324.199414][ T32] r4:00000001 [ 1324.199435][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.199470][ T32] Exception stack(0xdfa8dfb0 to 0xdfa8dff8) [ 1324.199508][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1324.199559][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.199606][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.199636][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1324.199688][ T32] r4:847d1c00 [ 1324.200062][ T32] INFO: task kworker/1:17:3151 is blocked on a mutex likely owned by task kworker/0:313:3955. [ 1324.200100][ T32] task:kworker/0:313 state:R running task stack:0 pid:3955 tgid:3955 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.200191][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.200268][ T32] Call trace: [ 1324.200301][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1324.200387][ T32] r10:8280c9b4 r9:84b7b000 r8:80200be4 r7:e08c5d54 r6:ffffffff r5:84b7b000 [ 1324.200434][ T32] r4:00000000 [ 1324.200456][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.218888][ T32] Exception stack(0xe08c5d20 to 0xe08c5d68) [ 1324.219088][ T32] 5d20: bf1f7000 e0675000 00000001 80239b98 7f321000 00000001 82ac11c4 82ac05a0 [ 1324.219191][ T32] 5d40: 7f321000 e0675000 8280c9b4 e08c5d9c e08c5da0 e08c5d70 80230ad4 80239bb0 [ 1324.219246][ T32] 5d60: 80050013 ffffffff [ 1324.219308][ T32] r5:80050013 r4:80239bb0 [ 1324.219405][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1324.219608][ T32] r4:82ac11e4 [ 1324.219664][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.219759][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08c5dc0 r5:e08c5e08 [ 1324.219809][ T32] r4:e08c5dc0 [ 1324.219855][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1324.219945][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9900 [ 1324.219995][ T32] r4:00000000 [ 1324.220038][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1324.220131][ T32] r9:83018005 r8:84b7b000 r7:00000000 r6:83018000 r5:00001000 r4:7f099000 [ 1324.220182][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1324.220287][ T32] r5:00001000 r4:e06bd000 [ 1324.220362][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1324.220505][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.221442][ T32] r5:85073b8c r4:85073800 [ 1324.221513][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1324.221641][ T32] r7:dddced40 r6:83018000 r5:85073b8c r4:84b0bc00 [ 1324.221704][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1324.221802][ T32] r10:61c88647 r9:84b7b000 r8:84b0bc2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1324.221850][ T32] r4:84b0bc00 [ 1324.221923][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1324.222055][ T32] r10:00000000 r9:84b0bc00 r8:8027ecf4 r7:e08b1e60 r6:85024400 r5:84b7b000 [ 1324.222116][ T32] r4:00000001 [ 1324.222181][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.222280][ T32] Exception stack(0xe08c5fb0 to 0xe08c5ff8) [ 1324.222369][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1324.222439][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.222509][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.222571][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1324.222619][ T32] r4:850d9680 [ 1324.222690][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.222757][ T32] INFO: task kworker/1:18:3153 blocked for more than 450 seconds. [ 1324.222823][ T32] Not tainted 6.15.0-syzkaller #0 [ 1324.222876][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.222923][ T32] task:kworker/1:18 state:D stack:0 pid:3153 tgid:3153 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.223061][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.223191][ T32] Call trace: [ 1324.223280][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1324.223396][ T32] r10:829189c0 r9:dfa99d84 r8:00000002 r7:60000113 r6:dfa99d8c r5:83ad6c00 [ 1324.223450][ T32] r4:83ad6c00 [ 1324.223495][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1324.223581][ T32] r5:83ad6c00 r4:829189bc [ 1324.223626][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.223712][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.223814][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa99e08 [ 1324.223867][ T32] r4:00000000 [ 1324.223911][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1324.223996][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1324.224080][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1324.224172][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8540e540 [ 1324.224247][ T32] r4:00000000 [ 1324.224310][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1324.224446][ T32] r9:83018205 r8:83ad6c00 r7:00000000 r6:83018200 r5:00001000 r4:7f03d000 [ 1324.224510][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1324.224612][ T32] r5:00001000 r4:dff33000 [ 1324.224664][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1324.224746][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.224829][ T32] r5:85242f8c r4:85242c00 [ 1324.224891][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1324.225007][ T32] r7:ddde2d40 r6:83018200 r5:85242f8c r4:84375180 [ 1324.225055][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1324.225172][ T32] r10:61c88647 r9:83ad6c00 r8:843751ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1324.225231][ T32] r4:84375180 [ 1324.225289][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1324.225471][ T32] r10:00000000 r9:84375180 r8:8027ecf4 r7:dfa8de60 r6:83b47600 r5:83ad6c00 [ 1324.225551][ T32] r4:00000001 [ 1324.225606][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.225687][ T32] Exception stack(0xdfa99fb0 to 0xdfa99ff8) [ 1324.225768][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1324.225838][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.225915][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.226035][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1324.226172][ T32] r4:847d1e40 [ 1324.227232][ T32] INFO: task kworker/1:18:3153 is blocked on a mutex likely owned by task kworker/0:313:3955. [ 1324.227319][ T32] task:kworker/0:313 state:R running task stack:0 pid:3955 tgid:3955 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.227542][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.227651][ T32] Call trace: [ 1324.227776][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1324.227896][ T32] r10:8280c9b4 r9:84b7b000 r8:80200be4 r7:e08c5d54 r6:ffffffff r5:84b7b000 [ 1324.227948][ T32] r4:00000000 [ 1324.228010][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.228101][ T32] Exception stack(0xe08c5d20 to 0xe08c5d68) [ 1324.228170][ T32] 5d20: bf1f7000 e0675000 00000001 80239b98 7f321000 00000001 82ac11c4 82ac05a0 [ 1324.228233][ T32] 5d40: 7f321000 e0675000 8280c9b4 e08c5d9c e08c5da0 e08c5d70 80230ad4 80239bb0 [ 1324.228287][ T32] 5d60: 80050013 ffffffff [ 1324.228339][ T32] r5:80050013 r4:80239bb0 [ 1324.228410][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1324.228515][ T32] r4:82ac11e4 [ 1324.228563][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.228654][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08c5dc0 r5:e08c5e08 [ 1324.228703][ T32] r4:e08c5dc0 [ 1324.228748][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1324.228837][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9900 [ 1324.228888][ T32] r4:00000000 [ 1324.228931][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1324.229038][ T32] r9:83018005 r8:84b7b000 r7:00000000 r6:83018000 r5:00001000 r4:7f099000 [ 1324.229092][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1324.229183][ T32] r5:00001000 r4:e06bd000 [ 1324.229310][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1324.229415][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.229499][ T32] r5:85073b8c r4:85073800 [ 1324.229543][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1324.229636][ T32] r7:dddced40 r6:83018000 r5:85073b8c r4:84b0bc00 [ 1324.229684][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1324.229776][ T32] r10:61c88647 r9:84b7b000 r8:84b0bc2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1324.229826][ T32] r4:84b0bc00 [ 1324.229869][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1324.229981][ T32] r10:00000000 r9:84b0bc00 r8:8027ecf4 r7:e08b1e60 r6:85024400 r5:84b7b000 [ 1324.230048][ T32] r4:00000001 [ 1324.230098][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.230179][ T32] Exception stack(0xe08c5fb0 to 0xe08c5ff8) [ 1324.230239][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1324.230316][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.230390][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.230453][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1324.230502][ T32] r4:850d9680 [ 1324.251186][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.251412][ T32] INFO: task kworker/1:19:3155 blocked for more than 450 seconds. [ 1324.251495][ T32] Not tainted 6.15.0-syzkaller #0 [ 1324.251553][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.251605][ T32] task:kworker/1:19 state:D stack:0 pid:3155 tgid:3155 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.251740][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.251871][ T32] Call trace: [ 1324.251949][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1324.252069][ T32] r10:829189c0 r9:dfaa5d84 r8:00000002 r7:60000113 r6:dfaa5d8c r5:83a03c00 [ 1324.252125][ T32] r4:83a03c00 [ 1324.252173][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1324.252286][ T32] r5:83a03c00 r4:829189bc [ 1324.252418][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.252512][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.252608][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfaa5e08 [ 1324.252657][ T32] r4:00000000 [ 1324.252702][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1324.252782][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1324.252885][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1324.253025][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8510cec0 [ 1324.253082][ T32] r4:00000000 [ 1324.253131][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1324.253226][ T32] r9:83018205 r8:83a03c00 r7:00000000 r6:83018200 r5:00001000 r4:7f06b000 [ 1324.253274][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1324.253385][ T32] r5:00001000 r4:eab13000 [ 1324.253463][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1324.253554][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.253656][ T32] r5:8524238c r4:85242000 [ 1324.253731][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1324.253836][ T32] r7:ddde2d40 r6:83018200 r5:8524238c r4:83b47580 [ 1324.253886][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1324.253982][ T32] r10:61c88647 r9:83a03c00 r8:83b475ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1324.254030][ T32] r4:83b47580 [ 1324.254090][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1324.254196][ T32] r10:00000000 r9:83b47580 r8:8027ecf4 r7:dfa99e60 r6:8429fd80 r5:83a03c00 [ 1324.254288][ T32] r4:00000001 [ 1324.254367][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.254478][ T32] Exception stack(0xdfaa5fb0 to 0xdfaa5ff8) [ 1324.254595][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1324.254664][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.254738][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.254806][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1324.254883][ T32] r4:8451c080 [ 1324.255842][ T32] INFO: task kworker/1:19:3155 is blocked on a mutex likely owned by task kworker/0:313:3955. [ 1324.255945][ T32] task:kworker/0:313 state:R running task stack:0 pid:3955 tgid:3955 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.256116][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.256241][ T32] Call trace: [ 1324.256315][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1324.256432][ T32] r10:8280c9b4 r9:84b7b000 r8:80200be4 r7:e08c5d54 r6:ffffffff r5:84b7b000 [ 1324.256485][ T32] r4:00000000 [ 1324.256527][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.256614][ T32] Exception stack(0xe08c5d20 to 0xe08c5d68) [ 1324.256681][ T32] 5d20: bf1f7000 e0675000 00000001 80239b98 7f321000 00000001 82ac11c4 82ac05a0 [ 1324.256746][ T32] 5d40: 7f321000 e0675000 8280c9b4 e08c5d9c e08c5da0 e08c5d70 80230ad4 80239bb0 [ 1324.256805][ T32] 5d60: 80050013 ffffffff [ 1324.256868][ T32] r5:80050013 r4:80239bb0 [ 1324.256917][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1324.257007][ T32] r4:82ac11e4 [ 1324.257053][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.257151][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08c5dc0 r5:e08c5e08 [ 1324.257203][ T32] r4:e08c5dc0 [ 1324.257251][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1324.257359][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9900 [ 1324.257423][ T32] r4:00000000 [ 1324.257465][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1324.257558][ T32] r9:83018005 r8:84b7b000 r7:00000000 r6:83018000 r5:00001000 r4:7f099000 [ 1324.257636][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1324.257747][ T32] r5:00001000 r4:e06bd000 [ 1324.257794][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1324.257878][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.257967][ T32] r5:85073b8c r4:85073800 [ 1324.258010][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1324.258102][ T32] r7:dddced40 r6:83018000 r5:85073b8c r4:84b0bc00 [ 1324.258174][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1324.258281][ T32] r10:61c88647 r9:84b7b000 r8:84b0bc2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1324.258334][ T32] r4:84b0bc00 [ 1324.258385][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1324.258498][ T32] r10:00000000 r9:84b0bc00 r8:8027ecf4 r7:e08b1e60 r6:85024400 r5:84b7b000 [ 1324.258571][ T32] r4:00000001 [ 1324.258622][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.258701][ T32] Exception stack(0xe08c5fb0 to 0xe08c5ff8) [ 1324.258776][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1324.258844][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.258906][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.258971][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1324.259056][ T32] r4:850d9680 [ 1324.259147][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.259217][ T32] INFO: task kworker/1:20:3157 blocked for more than 450 seconds. [ 1324.259286][ T32] Not tainted 6.15.0-syzkaller #0 [ 1324.259340][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.259399][ T32] task:kworker/1:20 state:D stack:0 pid:3157 tgid:3157 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.259503][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.259606][ T32] Call trace: [ 1324.259750][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1324.259852][ T32] r10:829189c0 r9:dfab1d84 r8:00000002 r7:60000113 r6:dfab1d8c r5:83a05400 [ 1324.259904][ T32] r4:83a05400 [ 1324.259949][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1324.260058][ T32] r5:83a05400 r4:829189bc [ 1324.260127][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.260220][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.260335][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfab1e08 [ 1324.260394][ T32] r4:00000000 [ 1324.260440][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1324.280348][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1324.281330][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1324.281542][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a6c040 [ 1324.281618][ T32] r4:00000000 [ 1324.281672][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1324.281795][ T32] r9:83018205 r8:83a05400 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [ 1324.281906][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1324.282017][ T32] r5:00001000 r4:e04c7000 [ 1324.282065][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1324.282150][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.282257][ T32] r5:853e6b8c r4:853e6800 [ 1324.282319][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1324.282428][ T32] r7:ddde2d40 r6:83018200 r5:853e6b8c r4:84564000 [ 1324.282479][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1324.282580][ T32] r10:61c88647 r9:83a05400 r8:8456402c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1324.282635][ T32] r4:84564000 [ 1324.282686][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1324.282785][ T32] r10:00000000 r9:84564000 r8:8027ecf4 r7:dfa99e60 r6:84564080 r5:83a05400 [ 1324.282842][ T32] r4:00000001 [ 1324.282891][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.282973][ T32] Exception stack(0xdfab1fb0 to 0xdfab1ff8) [ 1324.283042][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1324.283109][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.283208][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.283278][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1324.283338][ T32] r4:8451c2c0 [ 1324.284311][ T32] INFO: task kworker/1:20:3157 is blocked on a mutex likely owned by task kworker/0:313:3955. [ 1324.284424][ T32] task:kworker/0:313 state:R running task stack:0 pid:3955 tgid:3955 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.284588][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.284699][ T32] Call trace: [ 1324.284784][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1324.284903][ T32] r10:8280c9b4 r9:84b7b000 r8:80200be4 r7:e08c5d54 r6:ffffffff r5:84b7b000 [ 1324.284961][ T32] r4:00000000 [ 1324.285010][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.285104][ T32] Exception stack(0xe08c5d20 to 0xe08c5d68) [ 1324.285175][ T32] 5d20: bf1f7000 e0675000 00000001 80239b98 7f321000 00000001 82ac11c4 82ac05a0 [ 1324.285243][ T32] 5d40: 7f321000 e0675000 8280c9b4 e08c5d9c e08c5da0 e08c5d70 80230ad4 80239bb0 [ 1324.285298][ T32] 5d60: 80050013 ffffffff [ 1324.285372][ T32] r5:80050013 r4:80239bb0 [ 1324.285438][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1324.285538][ T32] r4:82ac11e4 [ 1324.285591][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.285689][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08c5dc0 r5:e08c5e08 [ 1324.285747][ T32] r4:e08c5dc0 [ 1324.285794][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1324.285883][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9900 [ 1324.285953][ T32] r4:00000000 [ 1324.286031][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1324.286156][ T32] r9:83018005 r8:84b7b000 r7:00000000 r6:83018000 r5:00001000 r4:7f099000 [ 1324.286233][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1324.286331][ T32] r5:00001000 r4:e06bd000 [ 1324.286383][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1324.286486][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.286579][ T32] r5:85073b8c r4:85073800 [ 1324.286626][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1324.286720][ T32] r7:dddced40 r6:83018000 r5:85073b8c r4:84b0bc00 [ 1324.286771][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1324.286869][ T32] r10:61c88647 r9:84b7b000 r8:84b0bc2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1324.286921][ T32] r4:84b0bc00 [ 1324.286995][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1324.287105][ T32] r10:00000000 r9:84b0bc00 r8:8027ecf4 r7:e08b1e60 r6:85024400 r5:84b7b000 [ 1324.287188][ T32] r4:00000001 [ 1324.287237][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.287315][ T32] Exception stack(0xe08c5fb0 to 0xe08c5ff8) [ 1324.287381][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1324.287444][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.287548][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.287608][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1324.287654][ T32] r4:850d9680 [ 1324.287699][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.287793][ T32] INFO: task kworker/1:21:3159 blocked for more than 450 seconds. [ 1324.287887][ T32] Not tainted 6.15.0-syzkaller #0 [ 1324.287946][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.287992][ T32] task:kworker/1:21 state:D stack:0 pid:3159 tgid:3159 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.288093][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.288211][ T32] Call trace: [ 1324.288288][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1324.288437][ T32] r10:829189c0 r9:dfad1d84 r8:00000002 r7:60000113 r6:dfad1d8c r5:8325bc00 [ 1324.288502][ T32] r4:8325bc00 [ 1324.288563][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1324.288667][ T32] r5:8325bc00 r4:829189bc [ 1324.288759][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.288858][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.288960][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfad1e08 [ 1324.289009][ T32] r4:00000000 [ 1324.289054][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1324.289145][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1324.289230][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1324.289331][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85453ec0 [ 1324.289465][ T32] r4:00000000 [ 1324.289521][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1324.289606][ T32] r9:83018205 r8:8325bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f029000 [ 1324.289654][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1324.289757][ T32] r5:00001000 r4:dfa83000 [ 1324.289818][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1324.289918][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.290017][ T32] r5:853e678c r4:853e6400 [ 1324.290061][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1324.290174][ T32] r7:ddde2d40 r6:83018200 r5:853e678c r4:84564100 [ 1324.290230][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1324.290322][ T32] r10:61c88647 r9:8325bc00 r8:8456412c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1324.290398][ T32] r4:84564100 [ 1324.290453][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1324.308060][ T32] r10:00000000 r9:84564100 r8:8027ecf4 r7:dfab1e60 r6:84564180 r5:8325bc00 [ 1324.308238][ T32] r4:00000001 [ 1324.308319][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.308474][ T32] Exception stack(0xdfad1fb0 to 0xdfad1ff8) [ 1324.308560][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1324.308643][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.308731][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.308822][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1324.308881][ T32] r4:8451c180 [ 1324.309835][ T32] INFO: task kworker/1:21:3159 is blocked on a mutex likely owned by task kworker/0:313:3955. [ 1324.309924][ T32] task:kworker/0:313 state:R running task stack:0 pid:3955 tgid:3955 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.310137][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.310278][ T32] Call trace: [ 1324.310393][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1324.310507][ T32] r10:8280c9b4 r9:84b7b000 r8:80200be4 r7:e08c5d54 r6:ffffffff r5:84b7b000 [ 1324.310564][ T32] r4:00000000 [ 1324.319015][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.319205][ T32] Exception stack(0xe08c5d20 to 0xe08c5d68) [ 1324.319285][ T32] 5d20: bf1f7000 e0675000 00000001 80239b98 7f321000 00000001 82ac11c4 82ac05a0 [ 1324.319393][ T32] 5d40: 7f321000 e0675000 8280c9b4 e08c5d9c e08c5da0 e08c5d70 80230ad4 80239bb0 [ 1324.319460][ T32] 5d60: 80050013 ffffffff [ 1324.319519][ T32] r5:80050013 r4:80239bb0 [ 1324.319572][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1324.319670][ T32] r4:82ac11e4 [ 1324.319739][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.319882][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08c5dc0 r5:e08c5e08 [ 1324.319995][ T32] r4:e08c5dc0 [ 1324.320056][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1324.320154][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9900 [ 1324.320207][ T32] r4:00000000 [ 1324.320257][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1324.320360][ T32] r9:83018005 r8:84b7b000 r7:00000000 r6:83018000 r5:00001000 r4:7f099000 [ 1324.320414][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1324.321066][ T32] r5:00001000 r4:e06bd000 [ 1324.321175][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1324.321284][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.321381][ T32] r5:85073b8c r4:85073800 [ 1324.321427][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1324.321513][ T32] r7:dddced40 r6:83018000 r5:85073b8c r4:84b0bc00 [ 1324.321563][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1324.321663][ T32] r10:61c88647 r9:84b7b000 r8:84b0bc2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1324.321713][ T32] r4:84b0bc00 [ 1324.321838][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1324.321977][ T32] r10:00000000 r9:84b0bc00 r8:8027ecf4 r7:e08b1e60 r6:85024400 r5:84b7b000 [ 1324.322054][ T32] r4:00000001 [ 1324.322129][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.322254][ T32] Exception stack(0xe08c5fb0 to 0xe08c5ff8) [ 1324.322326][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1324.322428][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.322511][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.322582][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1324.322637][ T32] r4:850d9680 [ 1324.322707][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.322778][ T32] INFO: task kworker/1:22:3161 blocked for more than 450 seconds. [ 1324.322875][ T32] Not tainted 6.15.0-syzkaller #0 [ 1324.322946][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.322998][ T32] task:kworker/1:22 state:D stack:0 pid:3161 tgid:3161 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.323152][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.323335][ T32] Call trace: [ 1324.323483][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1324.323554][ T32] r10:829189c0 r9:dfad5d84 r8:00000002 r7:60000113 r6:dfad5d8c r5:83cc9800 [ 1324.323643][ T32] r4:83cc9800 [ 1324.323674][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1324.323726][ T32] r5:83cc9800 r4:829189bc [ 1324.323751][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.323822][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.323882][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfad5e08 [ 1324.323908][ T32] r4:00000000 [ 1324.323955][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1324.324004][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1324.324074][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1324.324156][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b95f40 [ 1324.324220][ T32] r4:00000000 [ 1324.324245][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1324.324358][ T32] r9:83018205 r8:83cc9800 r7:00000000 r6:83018200 r5:00001000 r4:7f0cb000 [ 1324.324387][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1324.324432][ T32] r5:00001000 r4:eb967000 [ 1324.324475][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1324.324520][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.324559][ T32] r5:85585b8c r4:85585800 [ 1324.324600][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1324.324653][ T32] r7:ddde2d40 r6:83018200 r5:85585b8c r4:84564200 [ 1324.324698][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1324.324749][ T32] r10:61c88647 r9:83cc9800 r8:8456422c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1324.324771][ T32] r4:84564200 [ 1324.324814][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1324.324863][ T32] r10:00000000 r9:84564200 r8:8027ecf4 r7:dfad1e60 r6:84564280 r5:83cc9800 [ 1324.324884][ T32] r4:00000001 [ 1324.324916][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.324978][ T32] Exception stack(0xdfad5fb0 to 0xdfad5ff8) [ 1324.325032][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1324.325104][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.325140][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.325170][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1324.325216][ T32] r4:8451c3c0 [ 1324.325770][ T32] INFO: task kworker/1:22:3161 is blocked on a mutex likely owned by task kworker/0:313:3955. [ 1324.325810][ T32] task:kworker/0:313 state:R running task stack:0 pid:3955 tgid:3955 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.325886][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.325988][ T32] Call trace: [ 1324.326050][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1324.326108][ T32] r10:8280c9b4 r9:84b7b000 r8:80200be4 r7:e08c5d54 r6:ffffffff r5:84b7b000 [ 1324.326192][ T32] r4:00000000 [ 1324.326227][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.326273][ T32] Exception stack(0xe08c5d20 to 0xe08c5d68) [ 1324.326302][ T32] 5d20: bf1f7000 e0675000 00000001 80239b98 7f321000 00000001 82ac11c4 82ac05a0 [ 1324.326332][ T32] 5d40: 7f321000 e0675000 8280c9b4 e08c5d9c e08c5da0 e08c5d70 80230ad4 80239bb0 [ 1324.326355][ T32] 5d60: 80050013 ffffffff [ 1324.326379][ T32] r5:80050013 r4:80239bb0 [ 1324.326414][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1324.326466][ T32] r4:82ac11e4 [ 1324.326516][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.326587][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08c5dc0 r5:e08c5e08 [ 1324.326636][ T32] r4:e08c5dc0 [ 1324.326659][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1324.326703][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9900 [ 1324.326725][ T32] r4:00000000 [ 1324.326794][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1324.326864][ T32] r9:83018005 r8:84b7b000 r7:00000000 r6:83018000 r5:00001000 r4:7f099000 [ 1324.326889][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1324.326931][ T32] r5:00001000 r4:e06bd000 [ 1324.326951][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1324.326989][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.327069][ T32] r5:85073b8c r4:85073800 [ 1324.327091][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1324.327166][ T32] r7:dddced40 r6:83018000 r5:85073b8c r4:84b0bc00 [ 1324.327192][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1324.327239][ T32] r10:61c88647 r9:84b7b000 r8:84b0bc2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1324.327288][ T32] r4:84b0bc00 [ 1324.327311][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1324.327367][ T32] r10:00000000 r9:84b0bc00 r8:8027ecf4 r7:e08b1e60 r6:85024400 r5:84b7b000 [ 1324.327394][ T32] r4:00000001 [ 1324.327414][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.327496][ T32] Exception stack(0xe08c5fb0 to 0xe08c5ff8) [ 1324.327547][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1324.327579][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.327605][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.327656][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1324.327682][ T32] r4:850d9680 [ 1324.327703][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.327727][ T32] INFO: task kworker/0:6:3163 blocked for more than 450 seconds. [ 1324.327777][ T32] Not tainted 6.15.0-syzkaller #0 [ 1324.327803][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.327833][ T32] task:kworker/0:6 state:D stack:0 pid:3163 tgid:3163 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.327916][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.327960][ T32] Call trace: [ 1324.327989][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1324.328057][ T32] r10:829189c0 r9:dfabdd84 r8:00000002 r7:60000013 r6:dfabdd8c r5:83a08c00 [ 1324.328087][ T32] r4:83a08c00 [ 1324.328118][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1324.328171][ T32] r5:83a08c00 r4:829189bc [ 1324.328192][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.328258][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.328363][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfabde08 [ 1324.328388][ T32] r4:00000000 [ 1324.328423][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1324.328477][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1324.328518][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1324.328595][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8538dc00 [ 1324.328645][ T32] r4:00000000 [ 1324.328691][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1324.328735][ T32] r9:83018005 r8:83a08c00 r7:00000000 r6:83018000 r5:00001000 r4:7f063000 [ 1324.328785][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1324.328921][ T32] r5:00001000 r4:eb725000 [ 1324.328954][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1324.329010][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.329051][ T32] r5:8558738c r4:85587000 [ 1324.329079][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1324.329175][ T32] r7:dddced40 r6:83018000 r5:8558738c r4:833fad00 [ 1324.329223][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1324.329276][ T32] r10:61c88647 r9:83a08c00 r8:833fad2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1324.329299][ T32] r4:833fad00 [ 1324.329318][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1324.329370][ T32] r10:00000000 r9:833fad00 r8:8027ecf4 r7:eaf35e60 r6:833fa480 r5:83a08c00 [ 1324.329416][ T32] r4:00000001 [ 1324.329438][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.329484][ T32] Exception stack(0xdfabdfb0 to 0xdfabdff8) [ 1324.329523][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1324.329553][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.329579][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.329633][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1324.329658][ T32] r4:83f76c80 [ 1324.330045][ T32] INFO: task kworker/0:6:3163 is blocked on a mutex likely owned by task kworker/0:313:3955. [ 1324.330096][ T32] task:kworker/0:313 state:R running task stack:0 pid:3955 tgid:3955 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.330171][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.330214][ T32] Call trace: [ 1324.330249][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1324.330323][ T32] r10:8280c9b4 r9:84b7b000 r8:80200be4 r7:e08c5d54 r6:ffffffff r5:84b7b000 [ 1324.330364][ T32] r4:00000000 [ 1324.330406][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.330453][ T32] Exception stack(0xe08c5d20 to 0xe08c5d68) [ 1324.330571][ T32] 5d20: bf1f7000 e0675000 00000001 80239b98 7f321000 00000001 82ac11c4 82ac05a0 [ 1324.346767][ T32] 5d40: 7f321000 e0675000 8280c9b4 e08c5d9c e08c5da0 e08c5d70 80230ad4 80239bb0 [ 1324.346812][ T32] 5d60: 80050013 ffffffff [ 1324.346842][ T32] r5:80050013 r4:80239bb0 [ 1324.346864][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1324.346929][ T32] r4:82ac11e4 [ 1324.346978][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.347029][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08c5dc0 r5:e08c5e08 [ 1324.347053][ T32] r4:e08c5dc0 [ 1324.347072][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1324.347157][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9900 [ 1324.347212][ T32] r4:00000000 [ 1324.347238][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1324.347284][ T32] r9:83018005 r8:84b7b000 r7:00000000 r6:83018000 r5:00001000 r4:7f099000 [ 1324.347305][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1324.347347][ T32] r5:00001000 r4:e06bd000 [ 1324.347367][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1324.347406][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.347479][ T32] r5:85073b8c r4:85073800 [ 1324.347531][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1324.347580][ T32] r7:dddced40 r6:83018000 r5:85073b8c r4:84b0bc00 [ 1324.347601][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1324.347650][ T32] r10:61c88647 r9:84b7b000 r8:84b0bc2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1324.347703][ T32] r4:84b0bc00 [ 1324.347758][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1324.347837][ T32] r10:00000000 r9:84b0bc00 r8:8027ecf4 r7:e08b1e60 r6:85024400 r5:84b7b000 [ 1324.347863][ T32] r4:00000001 [ 1324.347912][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.347969][ T32] Exception stack(0xe08c5fb0 to 0xe08c5ff8) [ 1324.348022][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1324.348053][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.348080][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.348114][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1324.348136][ T32] r4:850d9680 [ 1324.348175][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.348238][ T32] INFO: task kworker/1:23:3165 blocked for more than 450 seconds. [ 1324.348304][ T32] Not tainted 6.15.0-syzkaller #0 [ 1324.348332][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.348354][ T32] task:kworker/1:23 state:D stack:0 pid:3165 tgid:3165 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.348474][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.348522][ T32] Call trace: [ 1324.348692][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1324.348746][ T32] r10:829189c0 r9:dfaedd84 r8:00000002 r7:60000013 r6:dfaedd8c r5:83a0c800 [ 1324.348768][ T32] r4:83a0c800 [ 1324.348788][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1324.348828][ T32] r5:83a0c800 r4:829189bc [ 1324.348847][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.348901][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.348951][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfaede08 [ 1324.348973][ T32] r4:00000000 [ 1324.348991][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1324.349028][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1324.349110][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1324.349158][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8547d840 [ 1324.349180][ T32] r4:00000000 [ 1324.349204][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1324.349246][ T32] r9:83018205 r8:83a0c800 r7:00000000 r6:83018200 r5:00001000 r4:7f029000 [ 1324.349266][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1324.349306][ T32] r5:00001000 r4:dfad7000 [ 1324.349324][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1324.349362][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.349400][ T32] r5:8562e78c r4:8562e400 [ 1324.349418][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1324.349459][ T32] r7:ddde2d40 r6:83018200 r5:8562e78c r4:84564300 [ 1324.349507][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1324.349590][ T32] r10:61c88647 r9:83a0c800 r8:8456432c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1324.349615][ T32] r4:84564300 [ 1324.349658][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1324.349704][ T32] r10:00000000 r9:84564300 r8:8027ecf4 r7:dfad5e60 r6:833fac80 r5:83a0c800 [ 1324.349726][ T32] r4:00000001 [ 1324.349745][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.349802][ T32] Exception stack(0xdfaedfb0 to 0xdfaedff8) [ 1324.349831][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1324.349858][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.349886][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.349913][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1324.349963][ T32] r4:8451c240 [ 1324.359012][ T32] INFO: task kworker/1:23:3165 is blocked on a mutex likely owned by task kworker/0:313:3955. [ 1324.359154][ T32] task:kworker/0:313 state:R running task stack:0 pid:3955 tgid:3955 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.359236][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.359296][ T32] Call trace: [ 1324.359329][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1324.359388][ T32] r10:8280c9b4 r9:84b7b000 r8:80200be4 r7:e08c5d54 r6:ffffffff r5:84b7b000 [ 1324.359412][ T32] r4:00000000 [ 1324.359433][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.359471][ T32] Exception stack(0xe08c5d20 to 0xe08c5d68) [ 1324.359501][ T32] 5d20: bf1f7000 e0675000 00000001 80239b98 7f321000 00000001 82ac11c4 82ac05a0 [ 1324.359625][ T32] 5d40: 7f321000 e0675000 8280c9b4 e08c5d9c e08c5da0 e08c5d70 80230ad4 80239bb0 [ 1324.359683][ T32] 5d60: 80050013 ffffffff [ 1324.359712][ T32] r5:80050013 r4:80239bb0 [ 1324.359771][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1324.359821][ T32] r4:82ac11e4 [ 1324.359841][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.359885][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08c5dc0 r5:e08c5e08 [ 1324.359906][ T32] r4:e08c5dc0 [ 1324.359941][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1324.359991][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9900 [ 1324.360014][ T32] r4:00000000 [ 1324.360038][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1324.360083][ T32] r9:83018005 r8:84b7b000 r7:00000000 r6:83018000 r5:00001000 r4:7f099000 [ 1324.360111][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1324.360152][ T32] r5:00001000 r4:e06bd000 [ 1324.360171][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1324.360211][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.360285][ T32] r5:85073b8c r4:85073800 [ 1324.360369][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1324.360441][ T32] r7:dddced40 r6:83018000 r5:85073b8c r4:84b0bc00 [ 1324.360500][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1324.365256][ T32] r10:61c88647 r9:84b7b000 r8:84b0bc2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1324.365367][ T32] r4:84b0bc00 [ 1324.365398][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1324.365467][ T32] r10:00000000 r9:84b0bc00 r8:8027ecf4 r7:e08b1e60 r6:85024400 r5:84b7b000 [ 1324.365518][ T32] r4:00000001 [ 1324.365571][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.365618][ T32] Exception stack(0xe08c5fb0 to 0xe08c5ff8) [ 1324.365678][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1324.365725][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.365755][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.365784][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1324.365805][ T32] r4:850d9680 [ 1324.365842][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.365876][ T32] INFO: task kworker/0:7:3167 blocked for more than 450 seconds. [ 1324.365939][ T32] Not tainted 6.15.0-syzkaller #0 [ 1324.365989][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.366053][ T32] task:kworker/0:7 state:D stack:0 pid:3167 tgid:3167 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.366164][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.366246][ T32] Call trace: [ 1324.366299][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1324.366351][ T32] r10:829189c0 r9:dfae1d84 r8:00000002 r7:60000113 r6:dfae1d8c r5:841e8000 [ 1324.366374][ T32] r4:841e8000 [ 1324.366416][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1324.366460][ T32] r5:841e8000 r4:829189bc [ 1324.366484][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.366526][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.366594][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfae1e08 [ 1324.366620][ T32] r4:00000000 [ 1324.366639][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1324.366698][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1324.366807][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1324.366853][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85385e80 [ 1324.366881][ T32] r4:00000000 [ 1324.366901][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1324.366946][ T32] r9:83018005 r8:841e8000 r7:00000000 r6:83018000 r5:00001000 r4:7f041000 [ 1324.366967][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1324.367007][ T32] r5:00001000 r4:eb533000 [ 1324.367026][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1324.367103][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.367172][ T32] r5:85828b8c r4:85828800 [ 1324.367191][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1324.367234][ T32] r7:dddced40 r6:83018000 r5:85828b8c r4:833f4f00 [ 1324.367254][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1324.367299][ T32] r10:61c88647 r9:841e8000 r8:833f4f2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1324.367420][ T32] r4:833f4f00 [ 1324.367442][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1324.367515][ T32] r10:00000000 r9:833f4f00 r8:8027ecf4 r7:eaf35e60 r6:830b8480 r5:841e8000 [ 1324.367541][ T32] r4:00000001 [ 1324.367590][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.367628][ T32] Exception stack(0xdfae1fb0 to 0xdfae1ff8) [ 1324.367654][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1324.367681][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.367706][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.367764][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1324.367846][ T32] r4:83f76c00 [ 1324.368390][ T32] INFO: task kworker/0:7:3167 is blocked on a mutex likely owned by task kworker/0:313:3955. [ 1324.368458][ T32] task:kworker/0:313 state:R running task stack:0 pid:3955 tgid:3955 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.368583][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.368627][ T32] Call trace: [ 1324.368681][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1324.368732][ T32] r10:8280c9b4 r9:84b7b000 r8:80200be4 r7:e08c5d54 r6:ffffffff r5:84b7b000 [ 1324.368753][ T32] r4:00000000 [ 1324.368772][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.368812][ T32] Exception stack(0xe08c5d20 to 0xe08c5d68) [ 1324.368840][ T32] 5d20: bf1f7000 e0675000 00000001 80239b98 7f321000 00000001 82ac11c4 82ac05a0 [ 1324.368867][ T32] 5d40: 7f321000 e0675000 8280c9b4 e08c5d9c e08c5da0 e08c5d70 80230ad4 80239bb0 [ 1324.368890][ T32] 5d60: 80050013 ffffffff [ 1324.368913][ T32] r5:80050013 r4:80239bb0 [ 1324.368961][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1324.369007][ T32] r4:82ac11e4 [ 1324.369084][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.369165][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08c5dc0 r5:e08c5e08 [ 1324.369191][ T32] r4:e08c5dc0 [ 1324.369214][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1324.369264][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9900 [ 1324.369292][ T32] r4:00000000 [ 1324.369310][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1324.369358][ T32] r9:83018005 r8:84b7b000 r7:00000000 r6:83018000 r5:00001000 r4:7f099000 [ 1324.369381][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1324.369433][ T32] r5:00001000 r4:e06bd000 [ 1324.369455][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1324.369493][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.369531][ T32] r5:85073b8c r4:85073800 [ 1324.369549][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1324.369679][ T32] r7:dddced40 r6:83018000 r5:85073b8c r4:84b0bc00 [ 1324.369703][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1324.369748][ T32] r10:61c88647 r9:84b7b000 r8:84b0bc2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1324.369769][ T32] r4:84b0bc00 [ 1324.369789][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1324.369832][ T32] r10:00000000 r9:84b0bc00 r8:8027ecf4 r7:e08b1e60 r6:85024400 r5:84b7b000 [ 1324.369854][ T32] r4:00000001 [ 1324.369872][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.369935][ T32] Exception stack(0xe08c5fb0 to 0xe08c5ff8) [ 1324.369993][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1324.370024][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.370061][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.370092][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1324.370119][ T32] r4:850d9680 [ 1324.370140][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.370182][ T32] INFO: task kworker/1:24:3169 blocked for more than 450 seconds. [ 1324.370212][ T32] Not tainted 6.15.0-syzkaller #0 [ 1324.370236][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.370257][ T32] task:kworker/1:24 state:D stack:0 pid:3169 tgid:3169 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.370301][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.370434][ T32] Call trace: [ 1324.370572][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1324.381018][ T32] r10:829189c0 r9:dfaf9d84 r8:00000002 r7:60000113 r6:dfaf9d8c r5:841eb000 [ 1324.381065][ T32] r4:841eb000 [ 1324.381088][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1324.381167][ T32] r5:841eb000 r4:829189bc [ 1324.381188][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.381228][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.381274][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfaf9e08 [ 1324.381295][ T32] r4:00000000 [ 1324.381313][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1324.381383][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1324.381430][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1324.381494][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8547d480 [ 1324.381532][ T32] r4:00000000 [ 1324.381553][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1324.381628][ T32] r9:83018205 r8:841eb000 r7:00000000 r6:83018200 r5:00001000 r4:7f02b000 [ 1324.381685][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1324.381732][ T32] r5:00001000 r4:e0627000 [ 1324.381781][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1324.381828][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.381869][ T32] r5:8562eb8c r4:8562e800 [ 1324.381888][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1324.381931][ T32] r7:ddde2d40 r6:83018200 r5:8562eb8c r4:84564380 [ 1324.381952][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1324.382001][ T32] r10:61c88647 r9:841eb000 r8:845643ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1324.382024][ T32] r4:84564380 [ 1324.382070][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1324.382125][ T32] r10:00000000 r9:84564380 r8:8027ecf4 r7:dfaede60 r6:830b8400 r5:841eb000 [ 1324.382148][ T32] r4:00000001 [ 1324.382166][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.382201][ T32] Exception stack(0xdfaf9fb0 to 0xdfaf9ff8) [ 1324.382242][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1324.382304][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.382380][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.382411][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1324.382433][ T32] r4:8451c800 [ 1324.382963][ T32] INFO: task kworker/1:24:3169 is blocked on a mutex likely owned by task kworker/0:313:3955. [ 1324.383001][ T32] task:kworker/0:313 state:R running task stack:0 pid:3955 tgid:3955 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.383185][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.383236][ T32] Call trace: [ 1324.383268][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1324.383346][ T32] r10:8280c9b4 r9:84b7b000 r8:80200be4 r7:e08c5d54 r6:ffffffff r5:84b7b000 [ 1324.383412][ T32] r4:00000000 [ 1324.383435][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.383477][ T32] Exception stack(0xe08c5d20 to 0xe08c5d68) [ 1324.383536][ T32] 5d20: bf1f7000 e0675000 00000001 80239b98 7f321000 00000001 82ac11c4 82ac05a0 [ 1324.383568][ T32] 5d40: 7f321000 e0675000 8280c9b4 e08c5d9c e08c5da0 e08c5d70 80230ad4 80239bb0 [ 1324.383591][ T32] 5d60: 80050013 ffffffff [ 1324.383614][ T32] r5:80050013 r4:80239bb0 [ 1324.383633][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1324.383687][ T32] r4:82ac11e4 [ 1324.383710][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.383782][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08c5dc0 r5:e08c5e08 [ 1324.383808][ T32] r4:e08c5dc0 [ 1324.383828][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1324.383870][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9900 [ 1324.383911][ T32] r4:00000000 [ 1324.383933][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1324.383996][ T32] r9:83018005 r8:84b7b000 r7:00000000 r6:83018000 r5:00001000 r4:7f099000 [ 1324.384049][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1324.384095][ T32] r5:00001000 r4:e06bd000 [ 1324.384148][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1324.384221][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.384263][ T32] r5:85073b8c r4:85073800 [ 1324.384282][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1324.384326][ T32] r7:dddced40 r6:83018000 r5:85073b8c r4:84b0bc00 [ 1324.384346][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1324.384390][ T32] r10:61c88647 r9:84b7b000 r8:84b0bc2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1324.384412][ T32] r4:84b0bc00 [ 1324.384430][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1324.384504][ T32] r10:00000000 r9:84b0bc00 r8:8027ecf4 r7:e08b1e60 r6:85024400 r5:84b7b000 [ 1324.384530][ T32] r4:00000001 [ 1324.384549][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.384584][ T32] Exception stack(0xe08c5fb0 to 0xe08c5ff8) [ 1324.384627][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1324.384658][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.384684][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.384711][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1324.384747][ T32] r4:850d9680 [ 1324.384770][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.384800][ T32] INFO: task kworker/0:8:3170 blocked for more than 450 seconds. [ 1324.384838][ T32] Not tainted 6.15.0-syzkaller #0 [ 1324.384878][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.384902][ T32] task:kworker/0:8 state:D stack:0 pid:3170 tgid:3170 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.384947][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.385004][ T32] Call trace: [ 1324.385070][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1324.385150][ T32] r10:829189c0 r9:dfb09d84 r8:00000002 r7:60000113 r6:dfb09d8c r5:8323e000 [ 1324.385175][ T32] r4:8323e000 [ 1324.385212][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1324.385287][ T32] r5:8323e000 r4:829189bc [ 1324.385309][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.385349][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.385395][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfb09e08 [ 1324.385416][ T32] r4:00000000 [ 1324.385434][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1324.385471][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1324.385511][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1324.385583][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85466a80 [ 1324.385607][ T32] r4:00000000 [ 1324.385656][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1324.385703][ T32] r9:83018005 r8:8323e000 r7:00000000 r6:83018000 r5:00001000 r4:7f013000 [ 1324.385723][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1324.385762][ T32] r5:00001000 r4:dfae3000 [ 1324.385780][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1324.385819][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.385857][ T32] r5:856af78c r4:856af400 [ 1324.385880][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1324.385983][ T32] r7:dddced40 r6:83018000 r5:856af78c r4:84252d80 [ 1324.386007][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1324.386052][ T32] r10:61c88647 r9:8323e000 r8:84252dac r7:82804d40 r6:dddced40 r5:dddced60 [ 1324.386074][ T32] r4:84252d80 [ 1324.386092][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1324.386143][ T32] r10:00000000 r9:84252d80 r8:8027ecf4 r7:dfae1e60 r6:830cd600 r5:8323e000 [ 1324.386164][ T32] r4:00000001 [ 1324.386182][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.386235][ T32] Exception stack(0xdfb09fb0 to 0xdfb09ff8) [ 1324.386265][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1324.386292][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.386361][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.386421][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1324.386446][ T32] r4:83f76a00 [ 1324.386855][ T32] INFO: task kworker/0:8:3170 is blocked on a mutex likely owned by task kworker/0:313:3955. [ 1324.386897][ T32] task:kworker/0:313 state:R running task stack:0 pid:3955 tgid:3955 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.386991][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.387055][ T32] Call trace: [ 1324.387151][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1324.387234][ T32] r10:8280c9b4 r9:84b7b000 r8:80200be4 r7:e08c5d54 r6:ffffffff r5:84b7b000 [ 1324.387289][ T32] r4:00000000 [ 1324.387311][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.387369][ T32] Exception stack(0xe08c5d20 to 0xe08c5d68) [ 1324.387429][ T32] 5d20: bf1f7000 e0675000 00000001 80239b98 7f321000 00000001 82ac11c4 82ac05a0 [ 1324.387491][ T32] 5d40: 7f321000 e0675000 8280c9b4 e08c5d9c e08c5da0 e08c5d70 80230ad4 80239bb0 [ 1324.387525][ T32] 5d60: 80050013 ffffffff [ 1324.387549][ T32] r5:80050013 r4:80239bb0 [ 1324.387586][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1324.387661][ T32] r4:82ac11e4 [ 1324.387714][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.387760][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08c5dc0 r5:e08c5e08 [ 1324.387781][ T32] r4:e08c5dc0 [ 1324.387834][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1324.387908][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9900 [ 1324.387933][ T32] r4:00000000 [ 1324.387952][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1324.387993][ T32] r9:83018005 r8:84b7b000 r7:00000000 r6:83018000 r5:00001000 r4:7f099000 [ 1324.388014][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1324.388054][ T32] r5:00001000 r4:e06bd000 [ 1324.388109][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1324.388153][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.388220][ T32] r5:85073b8c r4:85073800 [ 1324.388242][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1324.388300][ T32] r7:dddced40 r6:83018000 r5:85073b8c r4:84b0bc00 [ 1324.388330][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1324.388376][ T32] r10:61c88647 r9:84b7b000 r8:84b0bc2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1324.388400][ T32] r4:84b0bc00 [ 1324.388420][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1324.388480][ T32] r10:00000000 r9:84b0bc00 r8:8027ecf4 r7:e08b1e60 r6:85024400 r5:84b7b000 [ 1324.388507][ T32] r4:00000001 [ 1324.388526][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.388566][ T32] Exception stack(0xe08c5fb0 to 0xe08c5ff8) [ 1324.388596][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1324.388693][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.388750][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.388782][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1324.388804][ T32] r4:850d9680 [ 1324.388825][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.388852][ T32] INFO: task kworker/1:25:3172 blocked for more than 450 seconds. [ 1324.388899][ T32] Not tainted 6.15.0-syzkaller #0 [ 1324.388925][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.388973][ T32] task:kworker/1:25 state:D stack:0 pid:3172 tgid:3172 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.389022][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.389063][ T32] Call trace: [ 1324.389113][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1324.389163][ T32] r10:829189c0 r9:dfb25d84 r8:00000002 r7:60000113 r6:dfb25d8c r5:841dc800 [ 1324.389215][ T32] r4:841dc800 [ 1324.389237][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1324.389307][ T32] r5:841dc800 r4:829189bc [ 1324.389330][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.389377][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.389424][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfb25e08 [ 1324.389447][ T32] r4:00000000 [ 1324.389485][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1324.389527][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1324.389564][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1324.389607][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85787740 [ 1324.389629][ T32] r4:00000000 [ 1324.389647][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1324.389719][ T32] r9:83018205 r8:841dc800 r7:00000000 r6:83018200 r5:00001000 r4:7f07d000 [ 1324.389744][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1324.389795][ T32] r5:00001000 r4:ebdab000 [ 1324.389818][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1324.389857][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.389900][ T32] r5:8565e38c r4:8565e000 [ 1324.389940][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1324.389988][ T32] r7:ddde2d40 r6:83018200 r5:8565e38c r4:84564400 [ 1324.390072][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1324.390129][ T32] r10:61c88647 r9:841dc800 r8:8456442c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1324.390152][ T32] r4:84564400 [ 1324.390171][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1324.390214][ T32] r10:00000000 r9:84564400 r8:8027ecf4 r7:dfaede60 r6:830cd580 r5:841dc800 [ 1324.390236][ T32] r4:00000001 [ 1324.390255][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.390289][ T32] Exception stack(0xdfb25fb0 to 0xdfb25ff8) [ 1324.390378][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1324.390438][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.390501][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.408591][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1324.408696][ T32] r4:8451cb00 [ 1324.409273][ T32] INFO: task kworker/1:25:3172 is blocked on a mutex likely owned by task kworker/0:313:3955. [ 1324.409347][ T32] task:kworker/0:313 state:R running task stack:0 pid:3955 tgid:3955 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.409438][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.409563][ T32] Call trace: [ 1324.409623][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1324.409686][ T32] r10:8280c9b4 r9:84b7b000 r8:80200be4 r7:e08c5d54 r6:ffffffff r5:84b7b000 [ 1324.409710][ T32] r4:00000000 [ 1324.409730][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.409771][ T32] Exception stack(0xe08c5d20 to 0xe08c5d68) [ 1324.409803][ T32] 5d20: bf1f7000 e0675000 00000001 80239b98 7f321000 00000001 82ac11c4 82ac05a0 [ 1324.409834][ T32] 5d40: 7f321000 e0675000 8280c9b4 e08c5d9c e08c5da0 e08c5d70 80230ad4 80239bb0 [ 1324.409858][ T32] 5d60: 80050013 ffffffff [ 1324.409881][ T32] r5:80050013 r4:80239bb0 [ 1324.409902][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1324.409995][ T32] r4:82ac11e4 [ 1324.410023][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.410067][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08c5dc0 r5:e08c5e08 [ 1324.410089][ T32] r4:e08c5dc0 [ 1324.410117][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1324.410163][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9900 [ 1324.410243][ T32] r4:00000000 [ 1324.410297][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1324.410343][ T32] r9:83018005 r8:84b7b000 r7:00000000 r6:83018000 r5:00001000 r4:7f099000 [ 1324.410382][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1324.410460][ T32] r5:00001000 r4:e06bd000 [ 1324.410484][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1324.410588][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.415721][ T32] r5:85073b8c r4:85073800 [ 1324.415778][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1324.415848][ T32] r7:dddced40 r6:83018000 r5:85073b8c r4:84b0bc00 [ 1324.415870][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1324.415918][ T32] r10:61c88647 r9:84b7b000 r8:84b0bc2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1324.415942][ T32] r4:84b0bc00 [ 1324.415962][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1324.416009][ T32] r10:00000000 r9:84b0bc00 r8:8027ecf4 r7:e08b1e60 r6:85024400 r5:84b7b000 [ 1324.416089][ T32] r4:00000001 [ 1324.416122][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.416204][ T32] Exception stack(0xe08c5fb0 to 0xe08c5ff8) [ 1324.416259][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1324.416291][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.416317][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.416345][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1324.416367][ T32] r4:850d9680 [ 1324.416407][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.416453][ T32] INFO: task kworker/0:9:3176 blocked for more than 450 seconds. [ 1324.416506][ T32] Not tainted 6.15.0-syzkaller #0 [ 1324.416535][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.416558][ T32] task:kworker/0:9 state:D stack:0 pid:3176 tgid:3176 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.416614][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.416695][ T32] Call trace: [ 1324.416730][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1324.416782][ T32] r10:829189c0 r9:dfb31d84 r8:00000002 r7:60000113 r6:dfb31d8c r5:841d8000 [ 1324.416805][ T32] r4:841d8000 [ 1324.416825][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1324.416900][ T32] r5:841d8000 r4:829189bc [ 1324.416990][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.417104][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.417157][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfb31e08 [ 1324.417179][ T32] r4:00000000 [ 1324.417198][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1324.417237][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1324.417277][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1324.417319][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8536e6c0 [ 1324.417414][ T32] r4:00000000 [ 1324.417505][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1324.417555][ T32] r9:83018005 r8:841d8000 r7:00000000 r6:83018000 r5:00001000 r4:7f015000 [ 1324.417577][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1324.417717][ T32] r5:00001000 r4:e0547000 [ 1324.417743][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1324.417784][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.417823][ T32] r5:85827b8c r4:85827800 [ 1324.417843][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1324.417885][ T32] r7:dddced40 r6:83018000 r5:85827b8c r4:830cd300 [ 1324.417905][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1324.417950][ T32] r10:61c88647 r9:841d8000 r8:830cd32c r7:82804d40 r6:dddced40 r5:dddced60 [ 1324.417973][ T32] r4:830cd300 [ 1324.418089][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1324.418160][ T32] r10:00000000 r9:830cd300 r8:8027ecf4 r7:dfae1e60 r6:830cd280 r5:841d8000 [ 1324.418187][ T32] r4:00000001 [ 1324.418334][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.418379][ T32] Exception stack(0xdfb31fb0 to 0xdfb31ff8) [ 1324.418406][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1324.418435][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.418462][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.418490][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1324.418528][ T32] r4:847a0100 [ 1324.419052][ T32] INFO: task kworker/0:9:3176 is blocked on a mutex likely owned by task kworker/0:313:3955. [ 1324.419090][ T32] task:kworker/0:313 state:R running task stack:0 pid:3955 tgid:3955 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.419225][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.419273][ T32] Call trace: [ 1324.419432][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1324.419495][ T32] r10:8280c9b4 r9:84b7b000 r8:80200be4 r7:e08c5d54 r6:ffffffff r5:84b7b000 [ 1324.419519][ T32] r4:00000000 [ 1324.419539][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.419580][ T32] Exception stack(0xe08c5d20 to 0xe08c5d68) [ 1324.419610][ T32] 5d20: bf1f7000 e0675000 00000001 80239b98 7f321000 00000001 82ac11c4 82ac05a0 [ 1324.419639][ T32] 5d40: 7f321000 e0675000 8280c9b4 e08c5d9c e08c5da0 e08c5d70 80230ad4 80239bb0 [ 1324.419662][ T32] 5d60: 80050013 ffffffff [ 1324.419685][ T32] r5:80050013 r4:80239bb0 [ 1324.419706][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1324.419750][ T32] r4:82ac11e4 [ 1324.419803][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.419882][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08c5dc0 r5:e08c5e08 [ 1324.419910][ T32] r4:e08c5dc0 [ 1324.419956][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1324.420032][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9900 [ 1324.420059][ T32] r4:00000000 [ 1324.420091][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1324.420147][ T32] r9:83018005 r8:84b7b000 r7:00000000 r6:83018000 r5:00001000 r4:7f099000 [ 1324.420169][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1324.420212][ T32] r5:00001000 r4:e06bd000 [ 1324.420231][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1324.420271][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.420309][ T32] r5:85073b8c r4:85073800 [ 1324.420329][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1324.420374][ T32] r7:dddced40 r6:83018000 r5:85073b8c r4:84b0bc00 [ 1324.420395][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1324.420532][ T32] r10:61c88647 r9:84b7b000 r8:84b0bc2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1324.429711][ T32] r4:84b0bc00 [ 1324.429783][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1324.429860][ T32] r10:00000000 r9:84b0bc00 r8:8027ecf4 r7:e08b1e60 r6:85024400 r5:84b7b000 [ 1324.429883][ T32] r4:00000001 [ 1324.429903][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.430004][ T32] Exception stack(0xe08c5fb0 to 0xe08c5ff8) [ 1324.430107][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1324.430222][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.430267][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.430299][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1324.430321][ T32] r4:850d9680 [ 1324.430345][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.430418][ T32] INFO: task kworker/1:26:3179 blocked for more than 450 seconds. [ 1324.430459][ T32] Not tainted 6.15.0-syzkaller #0 [ 1324.430483][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.430505][ T32] task:kworker/1:26 state:D stack:0 pid:3179 tgid:3179 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.435486][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.435570][ T32] Call trace: [ 1324.435633][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1324.435696][ T32] r10:829189c0 r9:dfb49d84 r8:00000002 r7:60000113 r6:dfb49d8c r5:832e0000 [ 1324.435720][ T32] r4:832e0000 [ 1324.435739][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1324.435780][ T32] r5:832e0000 r4:829189bc [ 1324.435798][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.435838][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.435883][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfb49e08 [ 1324.435904][ T32] r4:00000000 [ 1324.435922][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1324.435984][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1324.436029][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1324.436071][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8478a480 [ 1324.436093][ T32] r4:00000000 [ 1324.436130][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1324.436246][ T32] r9:83018205 r8:832e0000 r7:00000000 r6:83018200 r5:00001000 r4:7f08d000 [ 1324.436282][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1324.436351][ T32] r5:00001000 r4:ebc6d000 [ 1324.436375][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1324.436417][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.436514][ T32] r5:8565eb8c r4:8565e800 [ 1324.436539][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1324.436594][ T32] r7:ddde2d40 r6:83018200 r5:8565eb8c r4:84564480 [ 1324.436648][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1324.436697][ T32] r10:61c88647 r9:832e0000 r8:845644ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1324.436720][ T32] r4:84564480 [ 1324.436753][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1324.436834][ T32] r10:00000000 r9:84564480 r8:8027ecf4 r7:dfb25e60 r6:830cd380 r5:832e0000 [ 1324.436860][ T32] r4:00000001 [ 1324.436905][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.436945][ T32] Exception stack(0xdfb49fb0 to 0xdfb49ff8) [ 1324.436998][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1324.437042][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.437070][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.437105][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1324.437192][ T32] r4:8451cd40 [ 1324.437730][ T32] INFO: task kworker/1:26:3179 is blocked on a mutex likely owned by task kworker/0:313:3955. [ 1324.437767][ T32] task:kworker/0:313 state:R running task stack:0 pid:3955 tgid:3955 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.437864][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.437912][ T32] Call trace: [ 1324.437943][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1324.437992][ T32] r10:8280c9b4 r9:84b7b000 r8:80200be4 r7:e08c5d54 r6:ffffffff r5:84b7b000 [ 1324.438014][ T32] r4:00000000 [ 1324.438032][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.438071][ T32] Exception stack(0xe08c5d20 to 0xe08c5d68) [ 1324.438106][ T32] 5d20: bf1f7000 e0675000 00000001 80239b98 7f321000 00000001 82ac11c4 82ac05a0 [ 1324.438141][ T32] 5d40: 7f321000 e0675000 8280c9b4 e08c5d9c e08c5da0 e08c5d70 80230ad4 80239bb0 [ 1324.438170][ T32] 5d60: 80050013 ffffffff [ 1324.438198][ T32] r5:80050013 r4:80239bb0 [ 1324.438222][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1324.438282][ T32] r4:82ac11e4 [ 1324.438332][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.438380][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08c5dc0 r5:e08c5e08 [ 1324.438402][ T32] r4:e08c5dc0 [ 1324.438421][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1324.438462][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9900 [ 1324.438538][ T32] r4:00000000 [ 1324.438560][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1324.438604][ T32] r9:83018005 r8:84b7b000 r7:00000000 r6:83018000 r5:00001000 r4:7f099000 [ 1324.438655][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1324.438702][ T32] r5:00001000 r4:e06bd000 [ 1324.438721][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1324.438776][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.438818][ T32] r5:85073b8c r4:85073800 [ 1324.438837][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1324.438879][ T32] r7:dddced40 r6:83018000 r5:85073b8c r4:84b0bc00 [ 1324.438901][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1324.438945][ T32] r10:61c88647 r9:84b7b000 r8:84b0bc2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1324.438967][ T32] r4:84b0bc00 [ 1324.438985][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1324.439028][ T32] r10:00000000 r9:84b0bc00 r8:8027ecf4 r7:e08b1e60 r6:85024400 r5:84b7b000 [ 1324.439050][ T32] r4:00000001 [ 1324.439069][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.439142][ T32] Exception stack(0xe08c5fb0 to 0xe08c5ff8) [ 1324.439173][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1324.439200][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.439225][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.439326][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1324.439352][ T32] r4:850d9680 [ 1324.439375][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.439403][ T32] INFO: task kworker/1:27:3181 blocked for more than 450 seconds. [ 1324.439437][ T32] Not tainted 6.15.0-syzkaller #0 [ 1324.439461][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.439481][ T32] task:kworker/1:27 state:D stack:0 pid:3181 tgid:3181 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.439525][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.439595][ T32] Call trace: [ 1324.439624][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1324.439669][ T32] r10:829189c0 r9:dfb55d84 r8:00000002 r7:60000113 r6:dfb55d8c r5:84190c00 [ 1324.439690][ T32] r4:84190c00 [ 1324.439726][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1324.439828][ T32] r5:84190c00 r4:829189bc [ 1324.439906][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.439962][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.440014][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfb55e08 [ 1324.440035][ T32] r4:00000000 [ 1324.440055][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1324.440094][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1324.440139][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1324.440178][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8478a9c0 [ 1324.440227][ T32] r4:00000000 [ 1324.440289][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1324.440333][ T32] r9:83018205 r8:84190c00 r7:00000000 r6:83018200 r5:00001000 r4:7f035000 [ 1324.440353][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1324.440393][ T32] r5:00001000 r4:eb5b5000 [ 1324.440412][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1324.440450][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.440489][ T32] r5:8565ef8c r4:8565ec00 [ 1324.440641][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1324.451254][ T32] r7:ddde2d40 r6:83018200 r5:8565ef8c r4:84564500 [ 1324.451299][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1324.451373][ T32] r10:61c88647 r9:84190c00 r8:8456452c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1324.451398][ T32] r4:84564500 [ 1324.451417][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1324.451465][ T32] r10:00000000 r9:84564500 r8:8027ecf4 r7:dfb49e60 r6:83b9b900 r5:84190c00 [ 1324.451487][ T32] r4:00000001 [ 1324.451506][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.451542][ T32] Exception stack(0xdfb55fb0 to 0xdfb55ff8) [ 1324.451570][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1324.451628][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.451741][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.451799][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1324.451851][ T32] r4:847cbc40 [ 1324.452387][ T32] INFO: task kworker/1:27:3181 is blocked on a mutex likely owned by task kworker/0:313:3955. [ 1324.452467][ T32] task:kworker/0:313 state:R running task stack:0 pid:3955 tgid:3955 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.452603][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.452680][ T32] Call trace: [ 1324.452718][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1324.452772][ T32] r10:8280c9b4 r9:84b7b000 r8:80200be4 r7:e08c5d54 r6:ffffffff r5:84b7b000 [ 1324.452794][ T32] r4:00000000 [ 1324.452813][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.452853][ T32] Exception stack(0xe08c5d20 to 0xe08c5d68) [ 1324.452882][ T32] 5d20: bf1f7000 e0675000 00000001 80239b98 7f321000 00000001 82ac11c4 82ac05a0 [ 1324.452955][ T32] 5d40: 7f321000 e0675000 8280c9b4 e08c5d9c e08c5da0 e08c5d70 80230ad4 80239bb0 [ 1324.453009][ T32] 5d60: 80050013 ffffffff [ 1324.453036][ T32] r5:80050013 r4:80239bb0 [ 1324.453056][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1324.453107][ T32] r4:82ac11e4 [ 1324.453128][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.453171][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08c5dc0 r5:e08c5e08 [ 1324.453192][ T32] r4:e08c5dc0 [ 1324.453215][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1324.453259][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9900 [ 1324.453281][ T32] r4:00000000 [ 1324.453356][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1324.453405][ T32] r9:83018005 r8:84b7b000 r7:00000000 r6:83018000 r5:00001000 r4:7f099000 [ 1324.453426][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1324.453468][ T32] r5:00001000 r4:e06bd000 [ 1324.453554][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1324.453597][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.453663][ T32] r5:85073b8c r4:85073800 [ 1324.453751][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1324.453827][ T32] r7:dddced40 r6:83018000 r5:85073b8c r4:84b0bc00 [ 1324.453850][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1324.453901][ T32] r10:61c88647 r9:84b7b000 r8:84b0bc2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1324.453925][ T32] r4:84b0bc00 [ 1324.453947][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1324.453994][ T32] r10:00000000 r9:84b0bc00 r8:8027ecf4 r7:e08b1e60 r6:85024400 r5:84b7b000 [ 1324.454016][ T32] r4:00000001 [ 1324.454062][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.454105][ T32] Exception stack(0xe08c5fb0 to 0xe08c5ff8) [ 1324.454131][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1324.454162][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.454188][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.454215][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1324.454235][ T32] r4:850d9680 [ 1324.454274][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.454327][ T32] INFO: task kworker/1:28:3183 blocked for more than 450 seconds. [ 1324.454392][ T32] Not tainted 6.15.0-syzkaller #0 [ 1324.454420][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.454470][ T32] task:kworker/1:28 state:D stack:0 pid:3183 tgid:3183 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.454575][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.454646][ T32] Call trace: [ 1324.454676][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1324.454822][ T32] r10:829189c0 r9:dfb65d84 r8:00000002 r7:60000113 r6:dfb65d8c r5:84190000 [ 1324.454875][ T32] r4:84190000 [ 1324.454922][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1324.454974][ T32] r5:84190000 r4:829189bc [ 1324.454993][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.455032][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.455077][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfb65e08 [ 1324.455105][ T32] r4:00000000 [ 1324.455171][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1324.455244][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1324.455290][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1324.455331][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8552dcc0 [ 1324.455357][ T32] r4:00000000 [ 1324.455409][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1324.455455][ T32] r9:83018205 r8:84190000 r7:00000000 r6:83018200 r5:00001000 r4:7f09f000 [ 1324.455478][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1324.455572][ T32] r5:00001000 r4:ec885000 [ 1324.455595][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1324.455636][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.455674][ T32] r5:8480f38c r4:8480f000 [ 1324.455692][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1324.455733][ T32] r7:ddde2d40 r6:83018200 r5:8480f38c r4:84564580 [ 1324.455752][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1324.455796][ T32] r10:61c88647 r9:84190000 r8:845645ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1324.455845][ T32] r4:84564580 [ 1324.455923][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1324.455971][ T32] r10:00000000 r9:84564580 r8:8027ecf4 r7:dfb55e60 r6:83b9b280 r5:84190000 [ 1324.455993][ T32] r4:00000001 [ 1324.456015][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.456080][ T32] Exception stack(0xdfb65fb0 to 0xdfb65ff8) [ 1324.456145][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1324.456247][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.456281][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.456362][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1324.456390][ T32] r4:847ca100 [ 1324.456808][ T32] INFO: task kworker/1:28:3183 is blocked on a mutex likely owned by task kworker/0:313:3955. [ 1324.456850][ T32] task:kworker/0:313 state:R running task stack:0 pid:3955 tgid:3955 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.456934][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.456980][ T32] Call trace: [ 1324.457106][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1324.457164][ T32] r10:8280c9b4 r9:84b7b000 r8:80200be4 r7:e08c5d54 r6:ffffffff r5:84b7b000 [ 1324.457198][ T32] r4:00000000 [ 1324.457217][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.457283][ T32] Exception stack(0xe08c5d20 to 0xe08c5d68) [ 1324.457316][ T32] 5d20: bf1f7000 e0675000 00000001 80239b98 7f321000 00000001 82ac11c4 82ac05a0 [ 1324.457373][ T32] 5d40: 7f321000 e0675000 8280c9b4 e08c5d9c e08c5da0 e08c5d70 80230ad4 80239bb0 [ 1324.457400][ T32] 5d60: 80050013 ffffffff [ 1324.457436][ T32] r5:80050013 r4:80239bb0 [ 1324.457458][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1324.457501][ T32] r4:82ac11e4 [ 1324.457520][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.457588][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08c5dc0 r5:e08c5e08 [ 1324.457613][ T32] r4:e08c5dc0 [ 1324.457632][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1324.457673][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9900 [ 1324.457708][ T32] r4:00000000 [ 1324.457789][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1324.457836][ T32] r9:83018005 r8:84b7b000 r7:00000000 r6:83018000 r5:00001000 r4:7f099000 [ 1324.457857][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1324.457897][ T32] r5:00001000 r4:e06bd000 [ 1324.457916][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1324.457960][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.458027][ T32] r5:85073b8c r4:85073800 [ 1324.458050][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1324.458094][ T32] r7:dddced40 r6:83018000 r5:85073b8c r4:84b0bc00 [ 1324.458122][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1324.458167][ T32] r10:61c88647 r9:84b7b000 r8:84b0bc2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1324.458188][ T32] r4:84b0bc00 [ 1324.458206][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1324.458249][ T32] r10:00000000 r9:84b0bc00 r8:8027ecf4 r7:e08b1e60 r6:85024400 r5:84b7b000 [ 1324.458270][ T32] r4:00000001 [ 1324.458288][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.458321][ T32] Exception stack(0xe08c5fb0 to 0xe08c5ff8) [ 1324.458347][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1324.458406][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.458436][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.458487][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1324.458512][ T32] r4:850d9680 [ 1324.458532][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.458558][ T32] INFO: task kworker/1:29:3184 blocked for more than 450 seconds. [ 1324.458585][ T32] Not tainted 6.15.0-syzkaller #0 [ 1324.458607][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.458627][ T32] task:kworker/1:29 state:D stack:0 pid:3184 tgid:3184 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.458672][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.458709][ T32] Call trace: [ 1324.458740][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1324.458812][ T32] r10:829189c0 r9:dfb69d84 r8:00000002 r7:60000113 r6:dfb69d8c r5:84194800 [ 1324.458838][ T32] r4:84194800 [ 1324.458861][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1324.458902][ T32] r5:84194800 r4:829189bc [ 1324.458921][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.458960][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.459007][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfb69e08 [ 1324.459059][ T32] r4:00000000 [ 1324.459082][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1324.459164][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1324.459206][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1324.459263][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8552ddc0 [ 1324.459288][ T32] r4:00000000 [ 1324.459307][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1324.459347][ T32] r9:83018205 r8:84194800 r7:00000000 r6:83018200 r5:00001000 r4:7f02b000 [ 1324.459367][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1324.459570][ T32] r5:00001000 r4:e898b000 [ 1324.459606][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1324.459648][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.459713][ T32] r5:8480f78c r4:8480f400 [ 1324.459750][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1324.459822][ T32] r7:ddde2d40 r6:83018200 r5:8480f78c r4:84564600 [ 1324.459876][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1324.459925][ T32] r10:61c88647 r9:84194800 r8:8456462c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1324.459951][ T32] r4:84564600 [ 1324.459984][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1324.460028][ T32] r10:00000000 r9:84564600 r8:8027ecf4 r7:dfb65e60 r6:83fb8300 r5:84194800 [ 1324.460049][ T32] r4:00000001 [ 1324.460117][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.460156][ T32] Exception stack(0xdfb69fb0 to 0xdfb69ff8) [ 1324.460182][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1324.460209][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.460234][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.460262][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1324.460358][ T32] r4:847ca0c0 [ 1324.477553][ T32] INFO: task kworker/1:29:3184 is blocked on a mutex likely owned by task kworker/0:313:3955. [ 1324.477676][ T32] task:kworker/0:313 state:R running task stack:0 pid:3955 tgid:3955 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.477791][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.477855][ T32] Call trace: [ 1324.477946][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1324.478010][ T32] r10:8280c9b4 r9:84b7b000 r8:80200be4 r7:e08c5d54 r6:ffffffff r5:84b7b000 [ 1324.478039][ T32] r4:00000000 [ 1324.478062][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.478114][ T32] Exception stack(0xe08c5d20 to 0xe08c5d68) [ 1324.478146][ T32] 5d20: bf1f7000 e0675000 00000001 80239b98 7f321000 00000001 82ac11c4 82ac05a0 [ 1324.478175][ T32] 5d40: 7f321000 e0675000 8280c9b4 e08c5d9c e08c5da0 e08c5d70 80230ad4 80239bb0 [ 1324.478199][ T32] 5d60: 80050013 ffffffff [ 1324.478225][ T32] r5:80050013 r4:80239bb0 [ 1324.478250][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1324.478326][ T32] r4:82ac11e4 [ 1324.478350][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.478394][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08c5dc0 r5:e08c5e08 [ 1324.478416][ T32] r4:e08c5dc0 [ 1324.478434][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1324.478475][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9900 [ 1324.478501][ T32] r4:00000000 [ 1324.478527][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1324.478602][ T32] r9:83018005 r8:84b7b000 r7:00000000 r6:83018000 r5:00001000 r4:7f099000 [ 1324.478628][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1324.478670][ T32] r5:00001000 r4:e06bd000 [ 1324.478757][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1324.478802][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.478843][ T32] r5:85073b8c r4:85073800 [ 1324.478862][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1324.478906][ T32] r7:dddced40 r6:83018000 r5:85073b8c r4:84b0bc00 [ 1324.478925][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1324.478970][ T32] r10:61c88647 r9:84b7b000 r8:84b0bc2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1324.478990][ T32] r4:84b0bc00 [ 1324.479009][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1324.479067][ T32] r10:00000000 r9:84b0bc00 r8:8027ecf4 r7:e08b1e60 r6:85024400 r5:84b7b000 [ 1324.479147][ T32] r4:00000001 [ 1324.479178][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.479217][ T32] Exception stack(0xe08c5fb0 to 0xe08c5ff8) [ 1324.479268][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1324.479299][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.479324][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.479352][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1324.479373][ T32] r4:850d9680 [ 1324.479396][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.479426][ T32] INFO: task kworker/1:30:3188 blocked for more than 450 seconds. [ 1324.479459][ T32] Not tainted 6.15.0-syzkaller #0 [ 1324.479513][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.479538][ T32] task:kworker/1:30 state:D stack:0 pid:3188 tgid:3188 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.479619][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.479844][ T32] Call trace: [ 1324.479875][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1324.479937][ T32] r10:829189c0 r9:dfb79d84 r8:00000002 r7:60000113 r6:dfb79d8c r5:8324bc00 [ 1324.479963][ T32] r4:8324bc00 [ 1324.480010][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1324.480055][ T32] r5:8324bc00 r4:829189bc [ 1324.480075][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.480138][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.480190][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfb79e08 [ 1324.480247][ T32] r4:00000000 [ 1324.480269][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1324.480307][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1324.480345][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1324.480386][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85883e40 [ 1324.480407][ T32] r4:00000000 [ 1324.480487][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1324.490315][ T32] r9:83018205 r8:8324bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f0d5000 [ 1324.490425][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1324.490598][ T32] r5:00001000 r4:ebba7000 [ 1324.490625][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1324.491454][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.491521][ T32] r5:8573cb8c r4:8573c800 [ 1324.491542][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1324.491585][ T32] r7:ddde2d40 r6:83018200 r5:8573cb8c r4:84564680 [ 1324.491606][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1324.491650][ T32] r10:61c88647 r9:8324bc00 r8:845646ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1324.491671][ T32] r4:84564680 [ 1324.491689][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1324.491733][ T32] r10:00000000 r9:84564680 r8:8027ecf4 r7:dfb69e60 r6:83fb8b80 r5:8324bc00 [ 1324.491755][ T32] r4:00000001 [ 1324.491774][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.491810][ T32] Exception stack(0xdfb79fb0 to 0xdfb79ff8) [ 1324.491839][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1324.491867][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.491892][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.491920][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1324.491940][ T32] r4:847ca280 [ 1324.492495][ T32] INFO: task kworker/1:30:3188 is blocked on a mutex likely owned by task kworker/0:313:3955. [ 1324.492536][ T32] task:kworker/0:313 state:R running task stack:0 pid:3955 tgid:3955 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.492674][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.492722][ T32] Call trace: [ 1324.492783][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1324.492877][ T32] r10:8280c9b4 r9:84b7b000 r8:80200be4 r7:e08c5d54 r6:ffffffff r5:84b7b000 [ 1324.492925][ T32] r4:00000000 [ 1324.492946][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.492987][ T32] Exception stack(0xe08c5d20 to 0xe08c5d68) [ 1324.493016][ T32] 5d20: bf1f7000 e0675000 00000001 80239b98 7f321000 00000001 82ac11c4 82ac05a0 [ 1324.493107][ T32] 5d40: 7f321000 e0675000 8280c9b4 e08c5d9c e08c5da0 e08c5d70 80230ad4 80239bb0 [ 1324.493135][ T32] 5d60: 80050013 ffffffff [ 1324.493186][ T32] r5:80050013 r4:80239bb0 [ 1324.493211][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1324.493328][ T32] r4:82ac11e4 [ 1324.493358][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.493417][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08c5dc0 r5:e08c5e08 [ 1324.493444][ T32] r4:e08c5dc0 [ 1324.493465][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1324.493507][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9900 [ 1324.493528][ T32] r4:00000000 [ 1324.493641][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1324.493691][ T32] r9:83018005 r8:84b7b000 r7:00000000 r6:83018000 r5:00001000 r4:7f099000 [ 1324.493749][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1324.493795][ T32] r5:00001000 r4:e06bd000 [ 1324.493815][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1324.493889][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.493935][ T32] r5:85073b8c r4:85073800 [ 1324.493955][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1324.494012][ T32] r7:dddced40 r6:83018000 r5:85073b8c r4:84b0bc00 [ 1324.494065][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1324.494128][ T32] r10:61c88647 r9:84b7b000 r8:84b0bc2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1324.494155][ T32] r4:84b0bc00 [ 1324.494175][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1324.494246][ T32] r10:00000000 r9:84b0bc00 r8:8027ecf4 r7:e08b1e60 r6:85024400 r5:84b7b000 [ 1324.494272][ T32] r4:00000001 [ 1324.494304][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.494375][ T32] Exception stack(0xe08c5fb0 to 0xe08c5ff8) [ 1324.494404][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1324.494432][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.494461][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.494491][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1324.494512][ T32] r4:850d9680 [ 1324.494561][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.494592][ T32] INFO: task kworker/1:31:3189 blocked for more than 450 seconds. [ 1324.494626][ T32] Not tainted 6.15.0-syzkaller #0 [ 1324.494745][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.494795][ T32] task:kworker/1:31 state:D stack:0 pid:3189 tgid:3189 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.494906][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.494947][ T32] Call trace: [ 1324.495009][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1324.495060][ T32] r10:829189c0 r9:dfb81d84 r8:00000002 r7:60000113 r6:dfb81d8c r5:8324e000 [ 1324.495107][ T32] r4:8324e000 [ 1324.495157][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1324.495201][ T32] r5:8324e000 r4:829189bc [ 1324.495220][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.495259][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.495305][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfb81e08 [ 1324.495396][ T32] r4:00000000 [ 1324.495420][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1324.495460][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1324.495499][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1324.495568][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85897940 [ 1324.495593][ T32] r4:00000000 [ 1324.495613][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1324.495653][ T32] r9:83018205 r8:8324e000 r7:00000000 r6:83018200 r5:00001000 r4:7f103000 [ 1324.495672][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1324.495711][ T32] r5:00001000 r4:ebd91000 [ 1324.495730][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1324.495767][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.495804][ T32] r5:8573cf8c r4:8573cc00 [ 1324.495822][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1324.495902][ T32] r7:ddde2d40 r6:83018200 r5:8573cf8c r4:84564780 [ 1324.495925][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1324.495998][ T32] r10:61c88647 r9:8324e000 r8:845647ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1324.496022][ T32] r4:84564780 [ 1324.496042][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1324.496108][ T32] r10:00000000 r9:84564780 r8:8027ecf4 r7:dfb79e60 r6:83b9b480 r5:8324e000 [ 1324.496157][ T32] r4:00000001 [ 1324.496197][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.496267][ T32] Exception stack(0xdfb81fb0 to 0xdfb81ff8) [ 1324.496293][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1324.496324][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.496349][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.496377][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1324.496397][ T32] r4:847ca280 [ 1324.496819][ T32] INFO: task kworker/1:31:3189 is blocked on a mutex likely owned by task kworker/0:313:3955. [ 1324.496862][ T32] task:kworker/0:313 state:R running task stack:0 pid:3955 tgid:3955 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.496920][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.496992][ T32] Call trace: [ 1324.497059][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1324.497122][ T32] r10:8280c9b4 r9:84b7b000 r8:80200be4 r7:e08c5d54 r6:ffffffff r5:84b7b000 [ 1324.497145][ T32] r4:00000000 [ 1324.497163][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.497231][ T32] Exception stack(0xe08c5d20 to 0xe08c5d68) [ 1324.497263][ T32] 5d20: bf1f7000 e0675000 00000001 80239b98 7f321000 00000001 82ac11c4 82ac05a0 [ 1324.497291][ T32] 5d40: 7f321000 e0675000 8280c9b4 e08c5d9c e08c5da0 e08c5d70 80230ad4 80239bb0 [ 1324.497315][ T32] 5d60: 80050013 ffffffff [ 1324.497366][ T32] r5:80050013 r4:80239bb0 [ 1324.497390][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1324.497459][ T32] r4:82ac11e4 [ 1324.497482][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.497525][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08c5dc0 r5:e08c5e08 [ 1324.497575][ T32] r4:e08c5dc0 [ 1324.497598][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1324.497641][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9900 [ 1324.497662][ T32] r4:00000000 [ 1324.497680][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1324.497863][ T32] r9:83018005 r8:84b7b000 r7:00000000 r6:83018000 r5:00001000 r4:7f099000 [ 1324.497888][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1324.497932][ T32] r5:00001000 r4:e06bd000 [ 1324.497951][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1324.497989][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.498028][ T32] r5:85073b8c r4:85073800 [ 1324.498046][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1324.498089][ T32] r7:dddced40 r6:83018000 r5:85073b8c r4:84b0bc00 [ 1324.498123][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1324.498169][ T32] r10:61c88647 r9:84b7b000 r8:84b0bc2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1324.498191][ T32] r4:84b0bc00 [ 1324.498241][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1324.498290][ T32] r10:00000000 r9:84b0bc00 r8:8027ecf4 r7:e08b1e60 r6:85024400 r5:84b7b000 [ 1324.498340][ T32] r4:00000001 [ 1324.498364][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.498460][ T32] Exception stack(0xe08c5fb0 to 0xe08c5ff8) [ 1324.498489][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1324.498545][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.498574][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.498601][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1324.498624][ T32] r4:850d9680 [ 1324.498643][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.498680][ T32] INFO: task kworker/1:32:3192 blocked for more than 450 seconds. [ 1324.498797][ T32] Not tainted 6.15.0-syzkaller #0 [ 1324.498826][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.498846][ T32] task:kworker/1:32 state:D stack:0 pid:3192 tgid:3192 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.498892][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.498930][ T32] Call trace: [ 1324.498958][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1324.499002][ T32] r10:829189c0 r9:dfb21d84 r8:00000002 r7:60000113 r6:dfb21d8c r5:83cc8000 [ 1324.499023][ T32] r4:83cc8000 [ 1324.499041][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1324.499079][ T32] r5:83cc8000 r4:829189bc [ 1324.499105][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.499176][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.499222][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfb21e08 [ 1324.499243][ T32] r4:00000000 [ 1324.499262][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1324.499315][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1324.499638][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1324.499712][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85897400 [ 1324.499768][ T32] r4:00000000 [ 1324.499816][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1324.499895][ T32] r9:83018205 r8:83cc8000 r7:00000000 r6:83018200 r5:00001000 r4:7f11d000 [ 1324.499919][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1324.499959][ T32] r5:00001000 r4:ec987000 [ 1324.500044][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1324.500087][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.500134][ T32] r5:858f8f8c r4:858f8c00 [ 1324.500155][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1324.500211][ T32] r7:ddde2d40 r6:83018200 r5:858f8f8c r4:84564800 [ 1324.500235][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1324.500340][ T32] r10:61c88647 r9:83cc8000 r8:8456482c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1324.500365][ T32] r4:84564800 [ 1324.500384][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1324.500428][ T32] r10:00000000 r9:84564800 r8:8027ecf4 r7:dfb81e60 r6:84564880 r5:83cc8000 [ 1324.500448][ T32] r4:00000001 [ 1324.500466][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.500514][ T32] Exception stack(0xdfb21fb0 to 0xdfb21ff8) [ 1324.514039][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1324.514160][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.514192][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.514256][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1324.514286][ T32] r4:847ca480 [ 1324.514818][ T32] INFO: task kworker/1:32:3192 is blocked on a mutex likely owned by task kworker/0:313:3955. [ 1324.514856][ T32] task:kworker/0:313 state:R running task stack:0 pid:3955 tgid:3955 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.514930][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.515006][ T32] Call trace: [ 1324.515043][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1324.515108][ T32] r10:8280c9b4 r9:84b7b000 r8:80200be4 r7:e08c5d54 r6:ffffffff r5:84b7b000 [ 1324.515205][ T32] r4:00000000 [ 1324.515230][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.515273][ T32] Exception stack(0xe08c5d20 to 0xe08c5d68) [ 1324.515308][ T32] 5d20: bf1f7000 e0675000 00000001 80239b98 7f321000 00000001 82ac11c4 82ac05a0 [ 1324.515368][ T32] 5d40: 7f321000 e0675000 8280c9b4 e08c5d9c e08c5da0 e08c5d70 80230ad4 80239bb0 [ 1324.515395][ T32] 5d60: 80050013 ffffffff [ 1324.515418][ T32] r5:80050013 r4:80239bb0 [ 1324.515438][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1324.515513][ T32] r4:82ac11e4 [ 1324.515536][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.515581][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08c5dc0 r5:e08c5e08 [ 1324.515603][ T32] r4:e08c5dc0 [ 1324.515621][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1324.515694][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9900 [ 1324.515721][ T32] r4:00000000 [ 1324.515740][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1324.515785][ T32] r9:83018005 r8:84b7b000 r7:00000000 r6:83018000 r5:00001000 r4:7f099000 [ 1324.515806][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1324.515853][ T32] r5:00001000 r4:e06bd000 [ 1324.515874][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1324.515914][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.515954][ T32] r5:85073b8c r4:85073800 [ 1324.515973][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1324.516021][ T32] r7:dddced40 r6:83018000 r5:85073b8c r4:84b0bc00 [ 1324.516057][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1324.516125][ T32] r10:61c88647 r9:84b7b000 r8:84b0bc2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1324.516214][ T32] r4:84b0bc00 [ 1324.516265][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1324.516365][ T32] r10:00000000 r9:84b0bc00 r8:8027ecf4 r7:e08b1e60 r6:85024400 r5:84b7b000 [ 1324.516397][ T32] r4:00000001 [ 1324.516417][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.516454][ T32] Exception stack(0xe08c5fb0 to 0xe08c5ff8) [ 1324.516508][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1324.516539][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.516565][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.516652][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1324.516732][ T32] r4:850d9680 [ 1324.516762][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.516820][ T32] INFO: task kworker/1:33:3195 blocked for more than 451 seconds. [ 1324.516859][ T32] Not tainted 6.15.0-syzkaller #0 [ 1324.516897][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.516923][ T32] task:kworker/1:33 state:D stack:0 pid:3195 tgid:3195 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.516974][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.517016][ T32] Call trace: [ 1324.517045][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1324.517109][ T32] r10:829189c0 r9:dfb99d84 r8:00000002 r7:60000013 r6:dfb99d8c r5:83ccec00 [ 1324.517152][ T32] r4:83ccec00 [ 1324.517174][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1324.517214][ T32] r5:83ccec00 r4:829189bc [ 1324.517270][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.517343][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.517424][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfb99e08 [ 1324.517480][ T32] r4:00000000 [ 1324.517532][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1324.517575][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1324.517615][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1324.517686][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8552f840 [ 1324.517726][ T32] r4:00000000 [ 1324.517778][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1324.517823][ T32] r9:83018205 r8:83ccec00 r7:00000000 r6:83018200 r5:00001000 r4:7f1a7000 [ 1324.517845][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1324.517921][ T32] r5:00001000 r4:eaf0f000 [ 1324.517951][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1324.517991][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.518030][ T32] r5:8573ef8c r4:8573ec00 [ 1324.518049][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1324.518091][ T32] r7:ddde2d40 r6:83018200 r5:8573ef8c r4:84564900 [ 1324.518120][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1324.518195][ T32] r10:61c88647 r9:83ccec00 r8:8456492c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1324.518220][ T32] r4:84564900 [ 1324.518268][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1324.518317][ T32] r10:00000000 r9:84564900 r8:8027ecf4 r7:dfb21e60 r6:84564980 r5:83ccec00 [ 1324.518339][ T32] r4:00000001 [ 1324.518357][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.518421][ T32] Exception stack(0xdfb99fb0 to 0xdfb99ff8) [ 1324.518451][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1324.518493][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.518553][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.518612][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1324.518637][ T32] r4:847ca780 [ 1324.519035][ T32] INFO: task kworker/1:33:3195 is blocked on a mutex likely owned by task kworker/0:313:3955. [ 1324.519070][ T32] task:kworker/0:313 state:R running task stack:0 pid:3955 tgid:3955 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.519194][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.519368][ T32] Call trace: [ 1324.519403][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1324.519469][ T32] r10:8280c9b4 r9:84b7b000 r8:80200be4 r7:e08c5d54 r6:ffffffff r5:84b7b000 [ 1324.519496][ T32] r4:00000000 [ 1324.519518][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.519591][ T32] Exception stack(0xe08c5d20 to 0xe08c5d68) [ 1324.519639][ T32] 5d20: bf1f7000 e0675000 00000001 80239b98 7f321000 00000001 82ac11c4 82ac05a0 [ 1324.519670][ T32] 5d40: 7f321000 e0675000 8280c9b4 e08c5d9c e08c5da0 e08c5d70 80230ad4 80239bb0 [ 1324.519693][ T32] 5d60: 80050013 ffffffff [ 1324.519756][ T32] r5:80050013 r4:80239bb0 [ 1324.519837][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1324.519884][ T32] r4:82ac11e4 [ 1324.519904][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.519946][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08c5dc0 r5:e08c5e08 [ 1324.519968][ T32] r4:e08c5dc0 [ 1324.519986][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1324.520032][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9900 [ 1324.520086][ T32] r4:00000000 [ 1324.520121][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1324.520163][ T32] r9:83018005 r8:84b7b000 r7:00000000 r6:83018000 r5:00001000 r4:7f099000 [ 1324.520205][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1324.520261][ T32] r5:00001000 r4:e06bd000 [ 1324.520309][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1324.520353][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.520393][ T32] r5:85073b8c r4:85073800 [ 1324.520412][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1324.520454][ T32] r7:dddced40 r6:83018000 r5:85073b8c r4:84b0bc00 [ 1324.520478][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1324.530081][ T32] r10:61c88647 r9:84b7b000 r8:84b0bc2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1324.530193][ T32] r4:84b0bc00 [ 1324.530219][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1324.530291][ T32] r10:00000000 r9:84b0bc00 r8:8027ecf4 r7:e08b1e60 r6:85024400 r5:84b7b000 [ 1324.530336][ T32] r4:00000001 [ 1324.530392][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.530434][ T32] Exception stack(0xe08c5fb0 to 0xe08c5ff8) [ 1324.530559][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1324.531075][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.531179][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.531238][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1324.531281][ T32] r4:850d9680 [ 1324.531330][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.531433][ T32] INFO: task kworker/1:34:3196 blocked for more than 451 seconds. [ 1324.531486][ T32] Not tainted 6.15.0-syzkaller #0 [ 1324.531517][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.531541][ T32] task:kworker/1:34 state:D stack:0 pid:3196 tgid:3196 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.531746][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.531836][ T32] Call trace: [ 1324.531878][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1324.531942][ T32] r10:829189c0 r9:dfb9dd84 r8:00000002 r7:60000013 r6:dfb9dd8c r5:83ccd400 [ 1324.532055][ T32] r4:83ccd400 [ 1324.532116][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1324.532166][ T32] r5:83ccd400 r4:829189bc [ 1324.532186][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.532227][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.532357][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfb9de08 [ 1324.532388][ T32] r4:00000000 [ 1324.532412][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1324.532453][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1324.532493][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1324.532547][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8552ff40 [ 1324.532601][ T32] r4:00000000 [ 1324.532623][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1324.532667][ T32] r9:83018205 r8:83ccd400 r7:00000000 r6:83018200 r5:00001000 r4:7f1a3000 [ 1324.532688][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1324.532728][ T32] r5:00001000 r4:dfbab000 [ 1324.532760][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1324.532804][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.532844][ T32] r5:8573e78c r4:8573e400 [ 1324.532863][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1324.532960][ T32] r7:ddde2d40 r6:83018200 r5:8573e78c r4:84564a00 [ 1324.532985][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1324.533035][ T32] r10:61c88647 r9:83ccd400 r8:84564a2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1324.533091][ T32] r4:84564a00 [ 1324.533157][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1324.533216][ T32] r10:00000000 r9:84564a00 r8:8027ecf4 r7:dfb99e60 r6:84564a80 r5:83ccd400 [ 1324.533239][ T32] r4:00000001 [ 1324.533318][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.533365][ T32] Exception stack(0xdfb9dfb0 to 0xdfb9dff8) [ 1324.533396][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1324.533455][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.533487][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.533532][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1324.533559][ T32] r4:847ca780 [ 1324.534142][ T32] INFO: task kworker/1:34:3196 is blocked on a mutex likely owned by task kworker/0:313:3955. [ 1324.534184][ T32] task:kworker/0:313 state:R running task stack:0 pid:3955 tgid:3955 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.534245][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.534290][ T32] Call trace: [ 1324.534321][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1324.534376][ T32] r10:8280c9b4 r9:84b7b000 r8:80200be4 r7:e08c5d54 r6:ffffffff r5:84b7b000 [ 1324.534399][ T32] r4:00000000 [ 1324.534418][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.534487][ T32] Exception stack(0xe08c5d20 to 0xe08c5d68) [ 1324.534553][ T32] 5d20: bf1f7000 e0675000 00000001 80239b98 7f321000 00000001 82ac11c4 82ac05a0 [ 1324.534585][ T32] 5d40: 7f321000 e0675000 8280c9b4 e08c5d9c e08c5da0 e08c5d70 80230ad4 80239bb0 [ 1324.534610][ T32] 5d60: 80050013 ffffffff [ 1324.534694][ T32] r5:80050013 r4:80239bb0 [ 1324.534774][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1324.534821][ T32] r4:82ac11e4 [ 1324.534841][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.534903][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08c5dc0 r5:e08c5e08 [ 1324.534956][ T32] r4:e08c5dc0 [ 1324.534979][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1324.535022][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9900 [ 1324.535072][ T32] r4:00000000 [ 1324.535111][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1324.535206][ T32] r9:83018005 r8:84b7b000 r7:00000000 r6:83018000 r5:00001000 r4:7f099000 [ 1324.535228][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1324.535271][ T32] r5:00001000 r4:e06bd000 [ 1324.535291][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1324.535329][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.535373][ T32] r5:85073b8c r4:85073800 [ 1324.535414][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1324.535491][ T32] r7:dddced40 r6:83018000 r5:85073b8c r4:84b0bc00 [ 1324.535545][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1324.535593][ T32] r10:61c88647 r9:84b7b000 r8:84b0bc2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1324.535669][ T32] r4:84b0bc00 [ 1324.535694][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1324.535740][ T32] r10:00000000 r9:84b0bc00 r8:8027ecf4 r7:e08b1e60 r6:85024400 r5:84b7b000 [ 1324.535803][ T32] r4:00000001 [ 1324.535826][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.535861][ T32] Exception stack(0xe08c5fb0 to 0xe08c5ff8) [ 1324.535931][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1324.535962][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.536014][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.536046][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1324.536117][ T32] r4:850d9680 [ 1324.536173][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.536252][ T32] INFO: task kworker/1:35:3197 blocked for more than 451 seconds. [ 1324.536286][ T32] Not tainted 6.15.0-syzkaller #0 [ 1324.536311][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.536331][ T32] task:kworker/1:35 state:D stack:0 pid:3197 tgid:3197 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.536404][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.536468][ T32] Call trace: [ 1324.536532][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1324.536577][ T32] r10:829189c0 r9:dfb15d84 r8:00000002 r7:60000013 r6:dfb15d8c r5:83cc8c00 [ 1324.536617][ T32] r4:83cc8c00 [ 1324.536660][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1324.536703][ T32] r5:83cc8c00 r4:829189bc [ 1324.536752][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.536797][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.536844][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfb15e08 [ 1324.536866][ T32] r4:00000000 [ 1324.536884][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1324.536923][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1324.536960][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1324.537029][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8552fa40 [ 1324.537075][ T32] r4:00000000 [ 1324.537125][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1324.537171][ T32] r9:83018205 r8:83cc8c00 r7:00000000 r6:83018200 r5:00001000 r4:7f1a5000 [ 1324.537192][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1324.537254][ T32] r5:00001000 r4:e0169000 [ 1324.537277][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1324.537318][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.537357][ T32] r5:8573eb8c r4:8573e800 [ 1324.537376][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1324.537417][ T32] r7:ddde2d40 r6:83018200 r5:8573eb8c r4:84564b00 [ 1324.537438][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1324.537482][ T32] r10:61c88647 r9:83cc8c00 r8:84564b2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1324.537532][ T32] r4:84564b00 [ 1324.537584][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1324.537631][ T32] r10:00000000 r9:84564b00 r8:8027ecf4 r7:dfb9de60 r6:84564b80 r5:83cc8c00 [ 1324.537652][ T32] r4:00000001 [ 1324.537670][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.537733][ T32] Exception stack(0xdfb15fb0 to 0xdfb15ff8) [ 1324.537778][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1324.537849][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.537900][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.538026][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1324.538058][ T32] r4:847ca800 [ 1324.538455][ T32] INFO: task kworker/1:35:3197 is blocked on a mutex likely owned by task kworker/0:313:3955. [ 1324.538550][ T32] task:kworker/0:313 state:R running task stack:0 pid:3955 tgid:3955 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.538734][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.538844][ T32] Call trace: [ 1324.538874][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1324.538924][ T32] r10:8280c9b4 r9:84b7b000 r8:80200be4 r7:e08c5d54 r6:ffffffff r5:84b7b000 [ 1324.538946][ T32] r4:00000000 [ 1324.538965][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.539004][ T32] Exception stack(0xe08c5d20 to 0xe08c5d68) [ 1324.539033][ T32] 5d20: bf1f7000 e0675000 00000001 80239b98 7f321000 00000001 82ac11c4 82ac05a0 [ 1324.539061][ T32] 5d40: 7f321000 e0675000 8280c9b4 e08c5d9c e08c5da0 e08c5d70 80230ad4 80239bb0 [ 1324.539084][ T32] 5d60: 80050013 ffffffff [ 1324.539147][ T32] r5:80050013 r4:80239bb0 [ 1324.539200][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1324.539247][ T32] r4:82ac11e4 [ 1324.539267][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.539308][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08c5dc0 r5:e08c5e08 [ 1324.539329][ T32] r4:e08c5dc0 [ 1324.539380][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1324.539427][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9900 [ 1324.539450][ T32] r4:00000000 [ 1324.539468][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1324.539508][ T32] r9:83018005 r8:84b7b000 r7:00000000 r6:83018000 r5:00001000 r4:7f099000 [ 1324.539550][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1324.539598][ T32] r5:00001000 r4:e06bd000 [ 1324.539618][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1324.539709][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.539752][ T32] r5:85073b8c r4:85073800 [ 1324.539776][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1324.539820][ T32] r7:dddced40 r6:83018000 r5:85073b8c r4:84b0bc00 [ 1324.539886][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1324.539935][ T32] r10:61c88647 r9:84b7b000 r8:84b0bc2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1324.539957][ T32] r4:84b0bc00 [ 1324.539980][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1324.540028][ T32] r10:00000000 r9:84b0bc00 r8:8027ecf4 r7:e08b1e60 r6:85024400 r5:84b7b000 [ 1324.540079][ T32] r4:00000001 [ 1324.540106][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.540142][ T32] Exception stack(0xe08c5fb0 to 0xe08c5ff8) [ 1324.540168][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1324.540196][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.540250][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.540333][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1324.540388][ T32] r4:850d9680 [ 1324.540411][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.540435][ T32] INFO: task kworker/1:36:3200 blocked for more than 451 seconds. [ 1324.540480][ T32] Not tainted 6.15.0-syzkaller #0 [ 1324.540571][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.558444][ T32] task:kworker/1:36 state:D stack:0 pid:3200 tgid:3200 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.558586][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.558648][ T32] Call trace: [ 1324.558721][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1324.558787][ T32] r10:829189c0 r9:dfba9d84 r8:00000002 r7:60000013 r6:dfba9d8c r5:83ccbc00 [ 1324.558813][ T32] r4:83ccbc00 [ 1324.558886][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1324.559140][ T32] r5:83ccbc00 r4:829189bc [ 1324.559191][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.559249][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.559330][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfba9e08 [ 1324.559356][ T32] r4:00000000 [ 1324.559389][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1324.559431][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1324.559472][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1324.559515][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8552fe40 [ 1324.559538][ T32] r4:00000000 [ 1324.559562][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1324.559608][ T32] r9:83018205 r8:83ccbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f1a1000 [ 1324.559631][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1324.559703][ T32] r5:00001000 r4:dfb6b000 [ 1324.559728][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1324.559829][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.559873][ T32] r5:8573e38c r4:8573e000 [ 1324.559892][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1324.560051][ T32] r7:ddde2d40 r6:83018200 r5:8573e38c r4:84564c00 [ 1324.560077][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1324.560178][ T32] r10:61c88647 r9:83ccbc00 r8:84564c2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1324.560291][ T32] r4:84564c00 [ 1324.560315][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1324.560361][ T32] r10:00000000 r9:84564c00 r8:8027ecf4 r7:dfb9de60 r6:84564c80 r5:83ccbc00 [ 1324.560384][ T32] r4:00000001 [ 1324.560402][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.560438][ T32] Exception stack(0xdfba9fb0 to 0xdfba9ff8) [ 1324.560597][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1324.569946][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.570063][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.570119][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1324.570145][ T32] r4:847cad40 [ 1324.571004][ T32] INFO: task kworker/1:36:3200 is blocked on a mutex likely owned by task kworker/0:313:3955. [ 1324.571077][ T32] task:kworker/0:313 state:R running task stack:0 pid:3955 tgid:3955 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.571237][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.571436][ T32] Call trace: [ 1324.571558][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1324.571651][ T32] r10:8280c9b4 r9:84b7b000 r8:80200be4 r7:e08c5d54 r6:ffffffff r5:84b7b000 [ 1324.571736][ T32] r4:00000000 [ 1324.571861][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.571906][ T32] Exception stack(0xe08c5d20 to 0xe08c5d68) [ 1324.571937][ T32] 5d20: bf1f7000 e0675000 00000001 80239b98 7f321000 00000001 82ac11c4 82ac05a0 [ 1324.571967][ T32] 5d40: 7f321000 e0675000 8280c9b4 e08c5d9c e08c5da0 e08c5d70 80230ad4 80239bb0 [ 1324.572073][ T32] 5d60: 80050013 ffffffff [ 1324.572107][ T32] r5:80050013 r4:80239bb0 [ 1324.572129][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1324.572188][ T32] r4:82ac11e4 [ 1324.572212][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.572256][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08c5dc0 r5:e08c5e08 [ 1324.572300][ T32] r4:e08c5dc0 [ 1324.572323][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1324.572369][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9900 [ 1324.572596][ T32] r4:00000000 [ 1324.572619][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1324.572717][ T32] r9:83018005 r8:84b7b000 r7:00000000 r6:83018000 r5:00001000 r4:7f099000 [ 1324.572946][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1324.572997][ T32] r5:00001000 r4:e06bd000 [ 1324.573019][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1324.573059][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.573106][ T32] r5:85073b8c r4:85073800 [ 1324.573126][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1324.573289][ T32] r7:dddced40 r6:83018000 r5:85073b8c r4:84b0bc00 [ 1324.573376][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1324.573425][ T32] r10:61c88647 r9:84b7b000 r8:84b0bc2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1324.573448][ T32] r4:84b0bc00 [ 1324.573467][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1324.573512][ T32] r10:00000000 r9:84b0bc00 r8:8027ecf4 r7:e08b1e60 r6:85024400 r5:84b7b000 [ 1324.573533][ T32] r4:00000001 [ 1324.573636][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.573677][ T32] Exception stack(0xe08c5fb0 to 0xe08c5ff8) [ 1324.573703][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1324.573747][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.573777][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.573858][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1324.573887][ T32] r4:850d9680 [ 1324.573912][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.573942][ T32] INFO: task kworker/1:37:3203 blocked for more than 451 seconds. [ 1324.573977][ T32] Not tainted 6.15.0-syzkaller #0 [ 1324.574002][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.574171][ T32] task:kworker/1:37 state:D stack:0 pid:3203 tgid:3203 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.574506][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.574945][ T32] Call trace: [ 1324.575061][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1324.575152][ T32] r10:829189c0 r9:dfbb5d84 r8:00000002 r7:60000113 r6:dfbb5d8c r5:83cce000 [ 1324.575192][ T32] r4:83cce000 [ 1324.575214][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1324.575283][ T32] r5:83cce000 r4:829189bc [ 1324.575509][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.575623][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.575678][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfbb5e08 [ 1324.575745][ T32] r4:00000000 [ 1324.575868][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1324.575912][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1324.575984][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1324.576030][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85380580 [ 1324.576052][ T32] r4:00000000 [ 1324.576107][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1324.576197][ T32] r9:83018205 r8:83cce000 r7:00000000 r6:83018200 r5:00001000 r4:7f1c5000 [ 1324.576524][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1324.576784][ T32] r5:00001000 r4:ec74d000 [ 1324.577216][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1324.577457][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.577567][ T32] r5:8592b78c r4:8592b400 [ 1324.577591][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1324.577684][ T32] r7:ddde2d40 r6:83018200 r5:8592b78c r4:84564d00 [ 1324.577708][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1324.577807][ T32] r10:61c88647 r9:83cce000 r8:84564d2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1324.577894][ T32] r4:84564d00 [ 1324.577921][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1324.577985][ T32] r10:00000000 r9:84564d00 r8:8027ecf4 r7:dfba9e60 r6:84564d80 r5:83cce000 [ 1324.578089][ T32] r4:00000001 [ 1324.578117][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.578153][ T32] Exception stack(0xdfbb5fb0 to 0xdfbb5ff8) [ 1324.578180][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1324.578208][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.578526][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.578645][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1324.578671][ T32] r4:847cac00 [ 1324.579200][ T32] INFO: task kworker/1:37:3203 is blocked on a mutex likely owned by task kworker/0:313:3955. [ 1324.579242][ T32] task:kworker/0:313 state:R running task stack:0 pid:3955 tgid:3955 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.579336][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.579388][ T32] Call trace: [ 1324.579483][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1324.579567][ T32] r10:8280c9b4 r9:84b7b000 r8:80200be4 r7:e08c5d54 r6:ffffffff r5:84b7b000 [ 1324.579594][ T32] r4:00000000 [ 1324.579632][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.579693][ T32] Exception stack(0xe08c5d20 to 0xe08c5d68) [ 1324.579728][ T32] 5d20: bf1f7000 e0675000 00000001 80239b98 7f321000 00000001 82ac11c4 82ac05a0 [ 1324.579757][ T32] 5d40: 7f321000 e0675000 8280c9b4 e08c5d9c e08c5da0 e08c5d70 80230ad4 80239bb0 [ 1324.579780][ T32] 5d60: 80050013 ffffffff [ 1324.579803][ T32] r5:80050013 r4:80239bb0 [ 1324.579839][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1324.579892][ T32] r4:82ac11e4 [ 1324.579943][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.580002][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08c5dc0 r5:e08c5e08 [ 1324.580055][ T32] r4:e08c5dc0 [ 1324.580079][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1324.580160][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9900 [ 1324.580187][ T32] r4:00000000 [ 1324.580207][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1324.580252][ T32] r9:83018005 r8:84b7b000 r7:00000000 r6:83018000 r5:00001000 r4:7f099000 [ 1324.580274][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1324.580315][ T32] r5:00001000 r4:e06bd000 [ 1324.580334][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1324.580373][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.580410][ T32] r5:85073b8c r4:85073800 [ 1324.580429][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1324.580492][ T32] r7:dddced40 r6:83018000 r5:85073b8c r4:84b0bc00 [ 1324.580520][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1324.595457][ T32] r10:61c88647 r9:84b7b000 r8:84b0bc2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1324.595559][ T32] r4:84b0bc00 [ 1324.595614][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1324.595755][ T32] r10:00000000 r9:84b0bc00 r8:8027ecf4 r7:e08b1e60 r6:85024400 r5:84b7b000 [ 1324.595782][ T32] r4:00000001 [ 1324.595887][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.595959][ T32] Exception stack(0xe08c5fb0 to 0xe08c5ff8) [ 1324.596022][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1324.596067][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.596104][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.596156][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1324.596208][ T32] r4:850d9680 [ 1324.596255][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.596291][ T32] INFO: task kworker/0:10:3204 blocked for more than 451 seconds. [ 1324.596323][ T32] Not tainted 6.15.0-syzkaller #0 [ 1324.596349][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.596380][ T32] task:kworker/0:10 state:D stack:0 pid:3204 tgid:3204 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.596463][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.596514][ T32] Call trace: [ 1324.596689][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1324.596814][ T32] r10:829189c0 r9:dfbcdd84 r8:00000002 r7:60000113 r6:dfbcdd8c r5:83a5a400 [ 1324.596867][ T32] r4:83a5a400 [ 1324.596894][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1324.596973][ T32] r5:83a5a400 r4:829189bc [ 1324.597001][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.597043][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.597089][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfbcde08 [ 1324.597121][ T32] r4:00000000 [ 1324.597196][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1324.597268][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1324.597313][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1324.597358][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8536ed40 [ 1324.597386][ T32] r4:00000000 [ 1324.597408][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1324.597451][ T32] r9:83018005 r8:83a5a400 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [ 1324.597471][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1324.597512][ T32] r5:00001000 r4:eaf53000 [ 1324.597531][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1324.597570][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.597609][ T32] r5:8582838c r4:85828000 [ 1324.597627][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1324.597669][ T32] r7:dddced40 r6:83018000 r5:8582838c r4:8456f000 [ 1324.597690][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1324.597738][ T32] r10:61c88647 r9:83a5a400 r8:8456f02c r7:82804d40 r6:dddced40 r5:dddced60 [ 1324.597761][ T32] r4:8456f000 [ 1324.597780][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1324.597824][ T32] r10:00000000 r9:8456f000 r8:8027ecf4 r7:dfae1e60 r6:8456f080 r5:83a5a400 [ 1324.597845][ T32] r4:00000001 [ 1324.597864][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.597920][ T32] Exception stack(0xdfbcdfb0 to 0xdfbcdff8) [ 1324.597951][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1324.598007][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.598037][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.598065][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1324.598087][ T32] r4:847a0b40 [ 1324.598664][ T32] INFO: task kworker/0:10:3204 is blocked on a mutex likely owned by task kworker/0:313:3955. [ 1324.598706][ T32] task:kworker/0:313 state:R running task stack:0 pid:3955 tgid:3955 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.598799][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.598848][ T32] Call trace: [ 1324.598879][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1324.598929][ T32] r10:8280c9b4 r9:84b7b000 r8:80200be4 r7:e08c5d54 r6:ffffffff r5:84b7b000 [ 1324.598952][ T32] r4:00000000 [ 1324.598970][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.599010][ T32] Exception stack(0xe08c5d20 to 0xe08c5d68) [ 1324.599039][ T32] 5d20: bf1f7000 e0675000 00000001 80239b98 7f321000 00000001 82ac11c4 82ac05a0 [ 1324.599106][ T32] 5d40: 7f321000 e0675000 8280c9b4 e08c5d9c e08c5da0 e08c5d70 80230ad4 80239bb0 [ 1324.599172][ T32] 5d60: 80050013 ffffffff [ 1324.599223][ T32] r5:80050013 r4:80239bb0 [ 1324.599248][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1324.599292][ T32] r4:82ac11e4 [ 1324.599312][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.599354][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08c5dc0 r5:e08c5e08 [ 1324.599376][ T32] r4:e08c5dc0 [ 1324.599394][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1324.599436][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9900 [ 1324.599486][ T32] r4:00000000 [ 1324.599564][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1324.599639][ T32] r9:83018005 r8:84b7b000 r7:00000000 r6:83018000 r5:00001000 r4:7f099000 [ 1324.599665][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1324.599707][ T32] r5:00001000 r4:e06bd000 [ 1324.599726][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1324.599790][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.599861][ T32] r5:85073b8c r4:85073800 [ 1324.599885][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1324.599929][ T32] r7:dddced40 r6:83018000 r5:85073b8c r4:84b0bc00 [ 1324.599949][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1324.600020][ T32] r10:61c88647 r9:84b7b000 r8:84b0bc2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1324.600045][ T32] r4:84b0bc00 [ 1324.600064][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1324.600115][ T32] r10:00000000 r9:84b0bc00 r8:8027ecf4 r7:e08b1e60 r6:85024400 r5:84b7b000 [ 1324.600165][ T32] r4:00000001 [ 1324.600187][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.600222][ T32] Exception stack(0xe08c5fb0 to 0xe08c5ff8) [ 1324.600247][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1324.600275][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.600306][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.600335][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1324.600356][ T32] r4:850d9680 [ 1324.600375][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.600399][ T32] INFO: task kworker/1:38:3206 blocked for more than 451 seconds. [ 1324.600426][ T32] Not tainted 6.15.0-syzkaller #0 [ 1324.600449][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.600469][ T32] task:kworker/1:38 state:D stack:0 pid:3206 tgid:3206 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.600513][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.600646][ T32] Call trace: [ 1324.608259][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1324.608351][ T32] r10:829189c0 r9:dfbe5d84 r8:00000002 r7:60000013 r6:dfbe5d8c r5:83a58000 [ 1324.608377][ T32] r4:83a58000 [ 1324.608398][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1324.608439][ T32] r5:83a58000 r4:829189bc [ 1324.608459][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.608501][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.608547][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfbe5e08 [ 1324.608568][ T32] r4:00000000 [ 1324.608585][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1324.608622][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1324.608693][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1324.608745][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857c5780 [ 1324.608792][ T32] r4:00000000 [ 1324.608815][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1324.608883][ T32] r9:83018205 r8:83a58000 r7:00000000 r6:83018200 r5:00001000 r4:7f25b000 [ 1324.608909][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1324.608952][ T32] r5:00001000 r4:dfb8f000 [ 1324.608972][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1324.609010][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.609090][ T32] r5:8592bb8c r4:8592b800 [ 1324.609127][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1324.609201][ T32] r7:ddde2d40 r6:83018200 r5:8592bb8c r4:84564e00 [ 1324.609244][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1324.609294][ T32] r10:61c88647 r9:83a58000 r8:84564e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1324.609374][ T32] r4:84564e00 [ 1324.609397][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1324.609443][ T32] r10:00000000 r9:84564e00 r8:8027ecf4 r7:dfbb5e60 r6:8456f100 r5:83a58000 [ 1324.609468][ T32] r4:00000001 [ 1324.609490][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.609527][ T32] Exception stack(0xdfbe5fb0 to 0xdfbe5ff8) [ 1324.609560][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1324.609590][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.609615][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.609715][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1324.609740][ T32] r4:8451cd40 [ 1324.610280][ T32] INFO: task kworker/1:38:3206 is blocked on a mutex likely owned by task kworker/0:313:3955. [ 1324.610377][ T32] task:kworker/0:313 state:R running task stack:0 pid:3955 tgid:3955 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.610493][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.610541][ T32] Call trace: [ 1324.621133][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1324.621233][ T32] r10:8280c9b4 r9:84b7b000 r8:80200be4 r7:e08c5d54 r6:ffffffff r5:84b7b000 [ 1324.621259][ T32] r4:00000000 [ 1324.621279][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.621321][ T32] Exception stack(0xe08c5d20 to 0xe08c5d68) [ 1324.621356][ T32] 5d20: bf7d3000 e0675000 00000001 80239b98 7f321000 00000001 82ac11c4 82ac05a0 [ 1324.621388][ T32] 5d40: 7f321000 e0675000 8280c9b4 e08c5d9c e08c5da0 e08c5d70 80230ad4 80239bb0 [ 1324.621413][ T32] 5d60: 80050013 ffffffff [ 1324.621438][ T32] r5:80050013 r4:80239bb0 [ 1324.621481][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1324.621553][ T32] r4:82ac11e4 [ 1324.621578][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.621644][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08c5dc0 r5:e08c5e08 [ 1324.621703][ T32] r4:e08c5dc0 [ 1324.621829][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1324.621877][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9900 [ 1324.621899][ T32] r4:00000000 [ 1324.621933][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1324.621980][ T32] r9:83018005 r8:84b7b000 r7:00000000 r6:83018000 r5:00001000 r4:7f099000 [ 1324.622002][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1324.622045][ T32] r5:00001000 r4:e06bd000 [ 1324.622065][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1324.622198][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.622246][ T32] r5:85073b8c r4:85073800 [ 1324.622267][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1324.622312][ T32] r7:dddced40 r6:83018000 r5:85073b8c r4:84b0bc00 [ 1324.622332][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1324.622416][ T32] r10:61c88647 r9:84b7b000 r8:84b0bc2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1324.622529][ T32] r4:84b0bc00 [ 1324.622552][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1324.622622][ T32] r10:00000000 r9:84b0bc00 r8:8027ecf4 r7:e08b1e60 r6:85024400 r5:84b7b000 [ 1324.622660][ T32] r4:00000001 [ 1324.622711][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.622780][ T32] Exception stack(0xe08c5fb0 to 0xe08c5ff8) [ 1324.622813][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1324.622900][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.622932][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.622961][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1324.622982][ T32] r4:850d9680 [ 1324.623006][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.623064][ T32] INFO: task kworker/1:39:3209 blocked for more than 451 seconds. [ 1324.623105][ T32] Not tainted 6.15.0-syzkaller #0 [ 1324.623195][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.623222][ T32] task:kworker/1:39 state:D stack:0 pid:3209 tgid:3209 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.623280][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.623632][ T32] Call trace: [ 1324.623666][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1324.623716][ T32] r10:829189c0 r9:dfbf9d84 r8:00000002 r7:60000113 r6:dfbf9d8c r5:83a5ec00 [ 1324.623738][ T32] r4:83a5ec00 [ 1324.623756][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1324.623809][ T32] r5:83a5ec00 r4:829189bc [ 1324.623832][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.623873][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.623938][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfbf9e08 [ 1324.623965][ T32] r4:00000000 [ 1324.623994][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1324.624036][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1324.624074][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1324.624328][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8576e040 [ 1324.624354][ T32] r4:00000000 [ 1324.624451][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1324.624688][ T32] r9:83018205 r8:83a5ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f265000 [ 1324.624712][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1324.624898][ T32] r5:00001000 r4:eb7c5000 [ 1324.624921][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1324.624962][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.625003][ T32] r5:8593cb8c r4:8593c800 [ 1324.625022][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1324.625063][ T32] r7:ddde2d40 r6:83018200 r5:8593cb8c r4:84564e80 [ 1324.625224][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1324.625455][ T32] r10:61c88647 r9:83a5ec00 r8:84564eac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1324.625481][ T32] r4:84564e80 [ 1324.625500][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1324.625544][ T32] r10:00000000 r9:84564e80 r8:8027ecf4 r7:dfbe5e60 r6:8456f180 r5:83a5ec00 [ 1324.625565][ T32] r4:00000001 [ 1324.625669][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.625707][ T32] Exception stack(0xdfbf9fb0 to 0xdfbf9ff8) [ 1324.625736][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1324.625763][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.625789][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.626005][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1324.626031][ T32] r4:847cafc0 [ 1324.626667][ T32] INFO: task kworker/1:39:3209 is blocked on a mutex likely owned by task kworker/0:313:3955. [ 1324.626739][ T32] task:kworker/0:313 state:R running task stack:0 pid:3955 tgid:3955 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.626991][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.627137][ T32] Call trace: [ 1324.627182][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1324.627352][ T32] r10:8280c9b4 r9:84b7b000 r8:80200be4 r7:e08c5d54 r6:ffffffff r5:84b7b000 [ 1324.627407][ T32] r4:00000000 [ 1324.627431][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.627472][ T32] Exception stack(0xe08c5d20 to 0xe08c5d68) [ 1324.627582][ T32] 5d20: bf7d3000 e0675000 00000001 80239b98 7f321000 00000001 82ac11c4 82ac05a0 [ 1324.627619][ T32] 5d40: 7f321000 e0675000 8280c9b4 e08c5d9c e08c5da0 e08c5d70 80230ad4 80239bb0 [ 1324.627877][ T32] 5d60: 80050013 ffffffff [ 1324.628004][ T32] r5:80050013 r4:80239bb0 [ 1324.628029][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1324.628232][ T32] r4:82ac11e4 [ 1324.628347][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.628461][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08c5dc0 r5:e08c5e08 [ 1324.628486][ T32] r4:e08c5dc0 [ 1324.628587][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1324.628696][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9900 [ 1324.628724][ T32] r4:00000000 [ 1324.628814][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1324.628929][ T32] r9:83018005 r8:84b7b000 r7:00000000 r6:83018000 r5:00001000 r4:7f099000 [ 1324.628953][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1324.628996][ T32] r5:00001000 r4:e06bd000 [ 1324.629088][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1324.629139][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.629178][ T32] r5:85073b8c r4:85073800 [ 1324.629196][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1324.629237][ T32] r7:dddced40 r6:83018000 r5:85073b8c r4:84b0bc00 [ 1324.629259][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1324.629310][ T32] r10:61c88647 r9:84b7b000 r8:84b0bc2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1324.629333][ T32] r4:84b0bc00 [ 1324.629352][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1324.629530][ T32] r10:00000000 r9:84b0bc00 r8:8027ecf4 r7:e08b1e60 r6:85024400 r5:84b7b000 [ 1324.629556][ T32] r4:00000001 [ 1324.629588][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.629744][ T32] Exception stack(0xe08c5fb0 to 0xe08c5ff8) [ 1324.629861][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1324.629893][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.629918][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.629946][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1324.629968][ T32] r4:850d9680 [ 1324.630111][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.630144][ T32] INFO: task kworker/1:40:3210 blocked for more than 451 seconds. [ 1324.630365][ T32] Not tainted 6.15.0-syzkaller #0 [ 1324.630395][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.630445][ T32] task:kworker/1:40 state:D stack:0 pid:3210 tgid:3210 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.650336][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.650511][ T32] Call trace: [ 1324.650814][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1324.650922][ T32] r10:829189c0 r9:dfbfdd84 r8:00000002 r7:60000013 r6:dfbfdd8c r5:83a5b000 [ 1324.650947][ T32] r4:83a5b000 [ 1324.650981][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1324.651031][ T32] r5:83a5b000 r4:829189bc [ 1324.651050][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.651143][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.651252][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfbfde08 [ 1324.651279][ T32] r4:00000000 [ 1324.651298][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1324.651352][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1324.651402][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1324.651444][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857c5580 [ 1324.651466][ T32] r4:00000000 [ 1324.651485][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1324.651528][ T32] r9:83018205 r8:83a5b000 r7:00000000 r6:83018200 r5:00001000 r4:7f1c5000 [ 1324.651548][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1324.651620][ T32] r5:00001000 r4:ecf7b000 [ 1324.651666][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1324.651710][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.651784][ T32] r5:85966b8c r4:85966800 [ 1324.651808][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1324.651853][ T32] r7:ddde2d40 r6:83018200 r5:85966b8c r4:84564f00 [ 1324.651873][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1324.651957][ T32] r10:61c88647 r9:83a5b000 r8:84564f2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1324.651985][ T32] r4:84564f00 [ 1324.652004][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1324.652452][ T32] r10:00000000 r9:84564f00 r8:8027ecf4 r7:dfbf9e60 r6:8456f200 r5:83a5b000 [ 1324.652481][ T32] r4:00000001 [ 1324.652502][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.652796][ T32] Exception stack(0xdfbfdfb0 to 0xdfbfdff8) [ 1324.652831][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1324.652860][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.652946][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.653012][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1324.653036][ T32] r4:847cafc0 [ 1324.653584][ T32] INFO: task kworker/1:40:3210 is blocked on a mutex likely owned by task kworker/0:313:3955. [ 1324.653724][ T32] task:kworker/0:313 state:R running task stack:0 pid:3955 tgid:3955 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.653855][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.654671][ T32] Call trace: [ 1324.654748][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1324.654801][ T32] r10:8280c9b4 r9:84b7b000 r8:80200be4 r7:e08c5d54 r6:ffffffff r5:84b7b000 [ 1324.654823][ T32] r4:00000000 [ 1324.654841][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.654880][ T32] Exception stack(0xe08c5d20 to 0xe08c5d68) [ 1324.654909][ T32] 5d20: bf7d3000 e0675000 00000001 80239b98 7f321000 00000001 82ac11c4 82ac05a0 [ 1324.654937][ T32] 5d40: 7f321000 e0675000 8280c9b4 e08c5d9c e08c5da0 e08c5d70 80230ad4 80239bb0 [ 1324.654960][ T32] 5d60: 80050013 ffffffff [ 1324.654995][ T32] r5:80050013 r4:80239bb0 [ 1324.655019][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1324.655063][ T32] r4:82ac11e4 [ 1324.655082][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.655186][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08c5dc0 r5:e08c5e08 [ 1324.655210][ T32] r4:e08c5dc0 [ 1324.655229][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1324.655272][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9900 [ 1324.655296][ T32] r4:00000000 [ 1324.655314][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1324.655359][ T32] r9:83018005 r8:84b7b000 r7:00000000 r6:83018000 r5:00001000 r4:7f099000 [ 1324.655382][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1324.655423][ T32] r5:00001000 r4:e06bd000 [ 1324.655442][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1324.655509][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.655553][ T32] r5:85073b8c r4:85073800 [ 1324.655572][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1324.655614][ T32] r7:dddced40 r6:83018000 r5:85073b8c r4:84b0bc00 [ 1324.655634][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1324.655695][ T32] r10:61c88647 r9:84b7b000 r8:84b0bc2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1324.655721][ T32] r4:84b0bc00 [ 1324.655739][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1324.655809][ T32] r10:00000000 r9:84b0bc00 r8:8027ecf4 r7:e08b1e60 r6:85024400 r5:84b7b000 [ 1324.655834][ T32] r4:00000001 [ 1324.655854][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.655891][ T32] Exception stack(0xe08c5fb0 to 0xe08c5ff8) [ 1324.655916][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1324.655943][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.655986][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.656016][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1324.656065][ T32] r4:850d9680 [ 1324.656108][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.656202][ T32] INFO: task kworker/0:11:3213 blocked for more than 451 seconds. [ 1324.656281][ T32] Not tainted 6.15.0-syzkaller #0 [ 1324.656310][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.656331][ T32] task:kworker/0:11 state:D stack:0 pid:3213 tgid:3213 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.656416][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.656463][ T32] Call trace: [ 1324.656530][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1324.656615][ T32] r10:829189c0 r9:dfbc1d84 r8:00000002 r7:60000013 r6:dfbc1d8c r5:83a5d400 [ 1324.656638][ T32] r4:83a5d400 [ 1324.656713][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1324.656758][ T32] r5:83a5d400 r4:829189bc [ 1324.656835][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.656879][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.656925][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfbc1e08 [ 1324.656947][ T32] r4:00000000 [ 1324.656966][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1324.657031][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1324.657086][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1324.657138][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8451cc40 [ 1324.657226][ T32] r4:00000000 [ 1324.657248][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1324.657346][ T32] r9:83018005 r8:83a5d400 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [ 1324.657371][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1324.657410][ T32] r5:00001000 r4:eb27f000 [ 1324.657462][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1324.657531][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.657573][ T32] r5:8582878c r4:85828400 [ 1324.657592][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1324.657636][ T32] r7:dddced40 r6:83018000 r5:8582878c r4:8456f280 [ 1324.657656][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1324.657699][ T32] r10:61c88647 r9:83a5d400 r8:8456f2ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1324.657775][ T32] r4:8456f280 [ 1324.657798][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1324.657843][ T32] r10:00000000 r9:8456f280 r8:8027ecf4 r7:dfae1e60 r6:8456f300 r5:83a5d400 [ 1324.657917][ T32] r4:00000001 [ 1324.657945][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.657980][ T32] Exception stack(0xdfbc1fb0 to 0xdfbc1ff8) [ 1324.658005][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1324.658082][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.658120][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.658176][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1324.658201][ T32] r4:847a0080 [ 1324.658584][ T32] INFO: task kworker/0:11:3213 is blocked on a mutex likely owned by task kworker/0:313:3955. [ 1324.658618][ T32] task:kworker/0:313 state:R running task stack:0 pid:3955 tgid:3955 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.658674][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.658777][ T32] Call trace: [ 1324.658931][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1324.659007][ T32] r10:8280c9b4 r9:84b7b000 r8:80200be4 r7:e08c5d54 r6:ffffffff r5:84b7b000 [ 1324.659033][ T32] r4:00000000 [ 1324.659077][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.659147][ T32] Exception stack(0xe08c5d20 to 0xe08c5d68) [ 1324.659178][ T32] 5d20: bf7d3000 e0675000 00000001 80239b98 7f321000 00000001 82ac11c4 82ac05a0 [ 1324.659206][ T32] 5d40: 7f321000 e0675000 8280c9b4 e08c5d9c e08c5da0 e08c5d70 80230ad4 80239bb0 [ 1324.659260][ T32] 5d60: 80050013 ffffffff [ 1324.659288][ T32] r5:80050013 r4:80239bb0 [ 1324.659308][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1324.659350][ T32] r4:82ac11e4 [ 1324.659369][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.659467][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08c5dc0 r5:e08c5e08 [ 1324.659492][ T32] r4:e08c5dc0 [ 1324.659511][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1324.659553][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9900 [ 1324.659626][ T32] r4:00000000 [ 1324.659651][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1324.659694][ T32] r9:83018005 r8:84b7b000 r7:00000000 r6:83018000 r5:00001000 r4:7f099000 [ 1324.659747][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1324.659820][ T32] r5:00001000 r4:e06bd000 [ 1324.659842][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1324.659882][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.659920][ T32] r5:85073b8c r4:85073800 [ 1324.659938][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1324.660009][ T32] r7:dddced40 r6:83018000 r5:85073b8c r4:84b0bc00 [ 1324.660059][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1324.660112][ T32] r10:61c88647 r9:84b7b000 r8:84b0bc2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1324.660134][ T32] r4:84b0bc00 [ 1324.660247][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1324.660297][ T32] r10:00000000 r9:84b0bc00 r8:8027ecf4 r7:e08b1e60 r6:85024400 r5:84b7b000 [ 1324.660319][ T32] r4:00000001 [ 1324.660337][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.660371][ T32] Exception stack(0xe08c5fb0 to 0xe08c5ff8) [ 1324.660395][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1324.660435][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.660465][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.660494][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1324.671784][ T32] r4:850d9680 [ 1324.671898][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.671936][ T32] INFO: task kworker/1:41:3215 blocked for more than 451 seconds. [ 1324.671973][ T32] Not tainted 6.15.0-syzkaller #0 [ 1324.671999][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.672020][ T32] task:kworker/1:41 state:D stack:0 pid:3215 tgid:3215 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.672079][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.672154][ T32] Call trace: [ 1324.672185][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1324.672256][ T32] r10:829189c0 r9:dfc1dd84 r8:00000002 r7:60000113 r6:dfc1dd8c r5:8324c800 [ 1324.672283][ T32] r4:8324c800 [ 1324.672302][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1324.672354][ T32] r5:8324c800 r4:829189bc [ 1324.672378][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.672420][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.672466][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfc1de08 [ 1324.672510][ T32] r4:00000000 [ 1324.672532][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1324.672585][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1324.672633][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1324.672690][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85875040 [ 1324.672716][ T32] r4:00000000 [ 1324.672736][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1324.672779][ T32] r9:83018205 r8:8324c800 r7:00000000 r6:83018200 r5:00001000 r4:7f2e1000 [ 1324.672799][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1324.672840][ T32] r5:00001000 r4:ed3c9000 [ 1324.672883][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1324.672972][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.673018][ T32] r5:85956b8c r4:85956800 [ 1324.673038][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1324.673082][ T32] r7:ddde2d40 r6:83018200 r5:85956b8c r4:84564f80 [ 1324.673110][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1324.673155][ T32] r10:61c88647 r9:8324c800 r8:84564fac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1324.673175][ T32] r4:84564f80 [ 1324.673194][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1324.673239][ T32] r10:00000000 r9:84564f80 r8:8027ecf4 r7:dfbf9e60 r6:8456f380 r5:8324c800 [ 1324.673261][ T32] r4:00000001 [ 1324.673280][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.673350][ T32] Exception stack(0xdfc1dfb0 to 0xdfc1dff8) [ 1324.673382][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1324.673411][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.673438][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.673468][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1324.673489][ T32] r4:84943200 [ 1324.674013][ T32] INFO: task kworker/1:41:3215 is blocked on a mutex likely owned by task kworker/0:313:3955. [ 1324.674049][ T32] task:kworker/0:313 state:R running task stack:0 pid:3955 tgid:3955 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.674145][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.674191][ T32] Call trace: [ 1324.674221][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1324.674269][ T32] r10:8280c9b4 r9:84b7b000 r8:80200be4 r7:e08c5d54 r6:ffffffff r5:84b7b000 [ 1324.674291][ T32] r4:00000000 [ 1324.674310][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.674348][ T32] Exception stack(0xe08c5d20 to 0xe08c5d68) [ 1324.674379][ T32] 5d20: bf7d3000 e0675000 00000001 80239b98 7f321000 00000001 82ac11c4 82ac05a0 [ 1324.674420][ T32] 5d40: 7f321000 e0675000 8280c9b4 e08c5d9c e08c5da0 e08c5d70 80230ad4 80239bb0 [ 1324.674448][ T32] 5d60: 80050013 ffffffff [ 1324.674471][ T32] r5:80050013 r4:80239bb0 [ 1324.674490][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1324.674533][ T32] r4:82ac11e4 [ 1324.674564][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.674611][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08c5dc0 r5:e08c5e08 [ 1324.674633][ T32] r4:e08c5dc0 [ 1324.674653][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1324.674693][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9900 [ 1324.674714][ T32] r4:00000000 [ 1324.674732][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1324.674775][ T32] r9:83018005 r8:84b7b000 r7:00000000 r6:83018000 r5:00001000 r4:7f099000 [ 1324.674795][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1324.674845][ T32] r5:00001000 r4:e06bd000 [ 1324.674868][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1324.674907][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.674970][ T32] r5:85073b8c r4:85073800 [ 1324.674996][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1324.675040][ T32] r7:dddced40 r6:83018000 r5:85073b8c r4:84b0bc00 [ 1324.675059][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1324.675175][ T32] r10:61c88647 r9:84b7b000 r8:84b0bc2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1324.675204][ T32] r4:84b0bc00 [ 1324.675234][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1324.675283][ T32] r10:00000000 r9:84b0bc00 r8:8027ecf4 r7:e08b1e60 r6:85024400 r5:84b7b000 [ 1324.675326][ T32] r4:00000001 [ 1324.675349][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.675385][ T32] Exception stack(0xe08c5fb0 to 0xe08c5ff8) [ 1324.675422][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1324.675454][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.675484][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.675512][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1324.675534][ T32] r4:850d9680 [ 1324.675577][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.675607][ T32] INFO: task kworker/1:42:3217 blocked for more than 451 seconds. [ 1324.675636][ T32] Not tainted 6.15.0-syzkaller #0 [ 1324.675681][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.675706][ T32] task:kworker/1:42 state:D stack:0 pid:3217 tgid:3217 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.675752][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.675791][ T32] Call trace: [ 1324.675821][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1324.675883][ T32] r10:829189c0 r9:dfc21d84 r8:00000002 r7:60000013 r6:dfc21d8c r5:838bc800 [ 1324.675909][ T32] r4:838bc800 [ 1324.675944][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1324.676011][ T32] r5:838bc800 r4:829189bc [ 1324.676033][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.676073][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.676143][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfc21e08 [ 1324.676189][ T32] r4:00000000 [ 1324.676256][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1324.676399][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1324.676444][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1324.676489][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85875900 [ 1324.676513][ T32] r4:00000000 [ 1324.676532][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1324.676573][ T32] r9:83018205 r8:838bc800 r7:00000000 r6:83018200 r5:00001000 r4:7f335000 [ 1324.676648][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1324.676731][ T32] r5:00001000 r4:ec825000 [ 1324.676762][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1324.676802][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.676841][ T32] r5:85956f8c r4:85956c00 [ 1324.676860][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1324.676903][ T32] r7:ddde2d40 r6:83018200 r5:85956f8c r4:844eff80 [ 1324.676923][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1324.676966][ T32] r10:61c88647 r9:838bc800 r8:844effac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1324.676988][ T32] r4:844eff80 [ 1324.677006][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1324.677049][ T32] r10:00000000 r9:844eff80 r8:8027ecf4 r7:dfc1de60 r6:8456f400 r5:838bc800 [ 1324.677070][ T32] r4:00000001 [ 1324.677088][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.677132][ T32] Exception stack(0xdfc21fb0 to 0xdfc21ff8) [ 1324.677158][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1324.677209][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.677245][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.677275][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1324.677296][ T32] r4:849431c0 [ 1324.677691][ T32] INFO: task kworker/1:42:3217 is blocked on a mutex likely owned by task kworker/0:313:3955. [ 1324.677726][ T32] task:kworker/0:313 state:R running task stack:0 pid:3955 tgid:3955 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.677782][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.677825][ T32] Call trace: [ 1324.677854][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1324.677903][ T32] r10:8280c9b4 r9:84b7b000 r8:80200be4 r7:e08c5d54 r6:ffffffff r5:84b7b000 [ 1324.677925][ T32] r4:00000000 [ 1324.677942][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.677981][ T32] Exception stack(0xe08c5d20 to 0xe08c5d68) [ 1324.678010][ T32] 5d20: bf7d3000 e0675000 00000001 80239b98 7f321000 00000001 82ac11c4 82ac05a0 [ 1324.678037][ T32] 5d40: 7f321000 e0675000 8280c9b4 e08c5d9c e08c5da0 e08c5d70 80230ad4 80239bb0 [ 1324.678103][ T32] 5d60: 80050013 ffffffff [ 1324.678134][ T32] r5:80050013 r4:80239bb0 [ 1324.678160][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1324.678205][ T32] r4:82ac11e4 [ 1324.678225][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.678266][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08c5dc0 r5:e08c5e08 [ 1324.678287][ T32] r4:e08c5dc0 [ 1324.678308][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1324.678352][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9900 [ 1324.678411][ T32] r4:00000000 [ 1324.678444][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1324.678491][ T32] r9:83018005 r8:84b7b000 r7:00000000 r6:83018000 r5:00001000 r4:7f099000 [ 1324.678512][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1324.678554][ T32] r5:00001000 r4:e06bd000 [ 1324.678573][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1324.678658][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.678701][ T32] r5:85073b8c r4:85073800 [ 1324.678721][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1324.678763][ T32] r7:dddced40 r6:83018000 r5:85073b8c r4:84b0bc00 [ 1324.678783][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1324.678849][ T32] r10:61c88647 r9:84b7b000 r8:84b0bc2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1324.678876][ T32] r4:84b0bc00 [ 1324.678895][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1324.678941][ T32] r10:00000000 r9:84b0bc00 r8:8027ecf4 r7:e08b1e60 r6:85024400 r5:84b7b000 [ 1324.678964][ T32] r4:00000001 [ 1324.678982][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.679027][ T32] Exception stack(0xe08c5fb0 to 0xe08c5ff8) [ 1324.679056][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1324.679084][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.679156][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.679200][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1324.679222][ T32] r4:850d9680 [ 1324.679242][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.679289][ T32] INFO: task kworker/1:43:3222 blocked for more than 451 seconds. [ 1324.679321][ T32] Not tainted 6.15.0-syzkaller #0 [ 1324.679345][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.679376][ T32] task:kworker/1:43 state:D stack:0 pid:3222 tgid:3222 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.679423][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.679488][ T32] Call trace: [ 1324.679537][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1324.679592][ T32] r10:829189c0 r9:dfc11d84 r8:00000002 r7:60000113 r6:dfc11d8c r5:838b9800 [ 1324.679639][ T32] r4:838b9800 [ 1324.679682][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1324.679735][ T32] r5:838b9800 r4:829189bc [ 1324.679758][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.679798][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.679843][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfc11e08 [ 1324.679865][ T32] r4:00000000 [ 1324.679883][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1324.679922][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1324.680020][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1324.680265][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85303580 [ 1324.680305][ T32] r4:00000000 [ 1324.680327][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1324.680374][ T32] r9:83018205 r8:838b9800 r7:00000000 r6:83018200 r5:00001000 r4:7f34b000 [ 1324.680406][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1324.680446][ T32] r5:00001000 r4:eca0f000 [ 1324.680465][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1324.680546][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.696602][ T32] r5:85a7f38c r4:85a7f000 [ 1324.696685][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1324.696762][ T32] r7:ddde2d40 r6:83018200 r5:85a7f38c r4:84946000 [ 1324.696784][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1324.696857][ T32] r10:61c88647 r9:838b9800 r8:8494602c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1324.696915][ T32] r4:84946000 [ 1324.696940][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1324.696990][ T32] r10:00000000 r9:84946000 r8:8027ecf4 r7:dfc21e60 r6:8456f480 r5:838b9800 [ 1324.697012][ T32] r4:00000001 [ 1324.697030][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.697066][ T32] Exception stack(0xdfc11fb0 to 0xdfc11ff8) [ 1324.697108][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1324.697145][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.697197][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.697231][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1324.697275][ T32] r4:84943200 [ 1324.697808][ T32] INFO: task kworker/1:43:3222 is blocked on a mutex likely owned by task kworker/0:313:3955. [ 1324.697868][ T32] task:kworker/0:313 state:R running task stack:0 pid:3955 tgid:3955 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.697947][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.698011][ T32] Call trace: [ 1324.698049][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1324.698109][ T32] r10:8280c9b4 r9:84b7b000 r8:80200be4 r7:e08c5d54 r6:ffffffff r5:84b7b000 [ 1324.698133][ T32] r4:00000000 [ 1324.698178][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.698246][ T32] Exception stack(0xe08c5d20 to 0xe08c5d68) [ 1324.698279][ T32] 5d20: bf7d3000 e0675000 00000001 80239b98 7f321000 00000001 82ac11c4 82ac05a0 [ 1324.698309][ T32] 5d40: 7f321000 e0675000 8280c9b4 e08c5d9c e08c5da0 e08c5d70 80230ad4 80239bb0 [ 1324.698334][ T32] 5d60: 80050013 ffffffff [ 1324.698362][ T32] r5:80050013 r4:80239bb0 [ 1324.698406][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1324.698600][ T32] r4:82ac11e4 [ 1324.698758][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.698806][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08c5dc0 r5:e08c5e08 [ 1324.698828][ T32] r4:e08c5dc0 [ 1324.698848][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1324.698891][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9900 [ 1324.698924][ T32] r4:00000000 [ 1324.698970][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1324.699042][ T32] r9:83018005 r8:84b7b000 r7:00000000 r6:83018000 r5:00001000 r4:7f099000 [ 1324.699071][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1324.699151][ T32] r5:00001000 r4:e06bd000 [ 1324.699174][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1324.699214][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.699254][ T32] r5:85073b8c r4:85073800 [ 1324.699273][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1324.699362][ T32] r7:dddced40 r6:83018000 r5:85073b8c r4:84b0bc00 [ 1324.699386][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1324.699456][ T32] r10:61c88647 r9:84b7b000 r8:84b0bc2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1324.699481][ T32] r4:84b0bc00 [ 1324.699524][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1324.699571][ T32] r10:00000000 r9:84b0bc00 r8:8027ecf4 r7:e08b1e60 r6:85024400 r5:84b7b000 [ 1324.699593][ T32] r4:00000001 [ 1324.699612][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.699647][ T32] Exception stack(0xe08c5fb0 to 0xe08c5ff8) [ 1324.699694][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1324.699735][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.699765][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.699793][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1324.699818][ T32] r4:850d9680 [ 1324.699838][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.699865][ T32] INFO: task kworker/0:12:3223 blocked for more than 451 seconds. [ 1324.699899][ T32] Not tainted 6.15.0-syzkaller #0 [ 1324.699947][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.699972][ T32] task:kworker/0:12 state:D stack:0 pid:3223 tgid:3223 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.700017][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.700125][ T32] Call trace: [ 1324.700162][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1324.700208][ T32] r10:829189c0 r9:dfbedd84 r8:00000002 r7:60000113 r6:dfbedd8c r5:838ba400 [ 1324.700229][ T32] r4:838ba400 [ 1324.700248][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1324.700303][ T32] r5:838ba400 r4:829189bc [ 1324.700335][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.700378][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.700425][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfbede08 [ 1324.700551][ T32] r4:00000000 [ 1324.709236][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1324.709326][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1324.709370][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1324.709414][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b884c0 [ 1324.709437][ T32] r4:00000000 [ 1324.709470][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1324.709521][ T32] r9:83018005 r8:838ba400 r7:00000000 r6:83018000 r5:00001000 r4:7f049000 [ 1324.709543][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1324.709608][ T32] r5:00001000 r4:eb921000 [ 1324.709632][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1324.709673][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.709713][ T32] r5:85829b8c r4:85829800 [ 1324.709734][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1324.709778][ T32] r7:dddced40 r6:83018000 r5:85829b8c r4:8456f500 [ 1324.709820][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1324.709870][ T32] r10:61c88647 r9:838ba400 r8:8456f52c r7:82804d40 r6:dddced40 r5:dddced60 [ 1324.709892][ T32] r4:8456f500 [ 1324.709911][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1324.709956][ T32] r10:00000000 r9:8456f500 r8:8027ecf4 r7:dfae1e60 r6:8456f580 r5:838ba400 [ 1324.709977][ T32] r4:00000001 [ 1324.710096][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.710144][ T32] Exception stack(0xdfbedfb0 to 0xdfbedff8) [ 1324.710175][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1324.710203][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.710229][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.710257][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1324.710277][ T32] r4:84652380 [ 1324.716034][ T32] INFO: task kworker/0:12:3223 is blocked on a mutex likely owned by task kworker/0:313:3955. [ 1324.716186][ T32] task:kworker/0:313 state:R running task stack:0 pid:3955 tgid:3955 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.716442][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.716511][ T32] Call trace: [ 1324.716645][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1324.716754][ T32] r10:8280c9b4 r9:84b7b000 r8:80200be4 r7:e08c5d54 r6:ffffffff r5:84b7b000 [ 1324.716779][ T32] r4:00000000 [ 1324.716799][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.716838][ T32] Exception stack(0xe08c5d20 to 0xe08c5d68) [ 1324.716946][ T32] 5d20: bf7d3000 e0675000 00000001 80239b98 7f321000 00000001 82ac11c4 82ac05a0 [ 1324.717041][ T32] 5d40: 7f321000 e0675000 8280c9b4 e08c5d9c e08c5da0 e08c5d70 80230ad4 80239bb0 [ 1324.717068][ T32] 5d60: 80050013 ffffffff [ 1324.717176][ T32] r5:80050013 r4:80239bb0 [ 1324.717201][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1324.717328][ T32] r4:82ac11e4 [ 1324.717353][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.717399][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08c5dc0 r5:e08c5e08 [ 1324.717421][ T32] r4:e08c5dc0 [ 1324.717440][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1324.717676][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9900 [ 1324.717706][ T32] r4:00000000 [ 1324.717773][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1324.717863][ T32] r9:83018005 r8:84b7b000 r7:00000000 r6:83018000 r5:00001000 r4:7f099000 [ 1324.717916][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1324.717967][ T32] r5:00001000 r4:e06bd000 [ 1324.717988][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1324.718032][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.718073][ T32] r5:85073b8c r4:85073800 [ 1324.718092][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1324.718148][ T32] r7:dddced40 r6:83018000 r5:85073b8c r4:84b0bc00 [ 1324.718168][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1324.718212][ T32] r10:61c88647 r9:84b7b000 r8:84b0bc2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1324.718234][ T32] r4:84b0bc00 [ 1324.718252][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1324.718323][ T32] r10:00000000 r9:84b0bc00 r8:8027ecf4 r7:e08b1e60 r6:85024400 r5:84b7b000 [ 1324.718350][ T32] r4:00000001 [ 1324.718422][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.718462][ T32] Exception stack(0xe08c5fb0 to 0xe08c5ff8) [ 1324.718489][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1324.718517][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.718543][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.718692][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1324.718718][ T32] r4:850d9680 [ 1324.718741][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.718771][ T32] INFO: task kworker/0:13:3225 blocked for more than 451 seconds. [ 1324.718900][ T32] Not tainted 6.15.0-syzkaller #0 [ 1324.718929][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.718949][ T32] task:kworker/0:13 state:D stack:0 pid:3225 tgid:3225 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.718996][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.719287][ T32] Call trace: [ 1324.719319][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1324.719377][ T32] r10:829189c0 r9:dfc51d84 r8:00000002 r7:60000013 r6:dfc51d8c r5:838b8c00 [ 1324.719441][ T32] r4:838b8c00 [ 1324.719465][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1324.719507][ T32] r5:838b8c00 r4:829189bc [ 1324.719604][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.719649][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.719696][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfc51e08 [ 1324.719718][ T32] r4:00000000 [ 1324.719736][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1324.719773][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1324.719814][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1324.719858][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b88040 [ 1324.719880][ T32] r4:00000000 [ 1324.720029][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1324.720076][ T32] r9:83018005 r8:838b8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f043000 [ 1324.720096][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1324.720144][ T32] r5:00001000 r4:eb681000 [ 1324.720241][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1324.720284][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.720323][ T32] r5:85828f8c r4:85828c00 [ 1324.720341][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1324.720388][ T32] r7:dddced40 r6:83018000 r5:85828f8c r4:8456f600 [ 1324.720408][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1324.720623][ T32] r10:61c88647 r9:838b8c00 r8:8456f62c r7:82804d40 r6:dddced40 r5:dddced60 [ 1324.729652][ T32] r4:8456f600 [ 1324.729697][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1324.729771][ T32] r10:00000000 r9:8456f600 r8:8027ecf4 r7:dfbede60 r6:8456f680 r5:838b8c00 [ 1324.729794][ T32] r4:00000001 [ 1324.729813][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.729851][ T32] Exception stack(0xdfc51fb0 to 0xdfc51ff8) [ 1324.729881][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1324.729909][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.729934][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.729963][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1324.730000][ T32] r4:84652380 [ 1324.730832][ T32] INFO: task kworker/0:13:3225 is blocked on a mutex likely owned by task kworker/0:313:3955. [ 1324.730910][ T32] task:kworker/0:313 state:R running task stack:0 pid:3955 tgid:3955 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.731016][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.731072][ T32] Call trace: [ 1324.731197][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1324.731257][ T32] r10:8280c9b4 r9:84b7b000 r8:80200be4 r7:e08c5d54 r6:ffffffff r5:84b7b000 [ 1324.731305][ T32] r4:00000000 [ 1324.731357][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.731411][ T32] Exception stack(0xe08c5d20 to 0xe08c5d68) [ 1324.731468][ T32] 5d20: bf7d3000 e0675000 00000001 80239b98 7f321000 00000001 82ac11c4 82ac05a0 [ 1324.731502][ T32] 5d40: 7f321000 e0675000 8280c9b4 e08c5d9c e08c5da0 e08c5d70 80230ad4 80239bb0 [ 1324.731526][ T32] 5d60: 80050013 ffffffff [ 1324.731561][ T32] r5:80050013 r4:80239bb0 [ 1324.731584][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1324.731641][ T32] r4:82ac11e4 [ 1324.731700][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.731749][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08c5dc0 r5:e08c5e08 [ 1324.731771][ T32] r4:e08c5dc0 [ 1324.731790][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1324.731832][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9900 [ 1324.731876][ T32] r4:00000000 [ 1324.731899][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1324.731966][ T32] r9:83018005 r8:84b7b000 r7:00000000 r6:83018000 r5:00001000 r4:7f099000 [ 1324.731992][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1324.732040][ T32] r5:00001000 r4:e06bd000 [ 1324.732074][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1324.732125][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.732183][ T32] r5:85073b8c r4:85073800 [ 1324.732215][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1324.732260][ T32] r7:dddced40 r6:83018000 r5:85073b8c r4:84b0bc00 [ 1324.732304][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1324.732356][ T32] r10:61c88647 r9:84b7b000 r8:84b0bc2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1324.732379][ T32] r4:84b0bc00 [ 1324.732399][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1324.732449][ T32] r10:00000000 r9:84b0bc00 r8:8027ecf4 r7:e08b1e60 r6:85024400 r5:84b7b000 [ 1324.732495][ T32] r4:00000001 [ 1324.732538][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.732608][ T32] Exception stack(0xe08c5fb0 to 0xe08c5ff8) [ 1324.732663][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1324.732697][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.732723][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.732750][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1324.732772][ T32] r4:850d9680 [ 1324.732809][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.732848][ T32] INFO: task kworker/0:14:3227 blocked for more than 451 seconds. [ 1324.732942][ T32] Not tainted 6.15.0-syzkaller #0 [ 1324.732969][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.732989][ T32] task:kworker/0:14 state:D stack:0 pid:3227 tgid:3227 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.733048][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.733092][ T32] Call trace: [ 1324.733151][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1324.733201][ T32] r10:829189c0 r9:dfc55d84 r8:00000002 r7:60000113 r6:dfc55d8c r5:83a5c800 [ 1324.733223][ T32] r4:83a5c800 [ 1324.733243][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1324.733284][ T32] r5:83a5c800 r4:829189bc [ 1324.733325][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.733378][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.733425][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfc55e08 [ 1324.733458][ T32] r4:00000000 [ 1324.733502][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1324.733567][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1324.733612][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1324.733655][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b88280 [ 1324.733677][ T32] r4:00000000 [ 1324.733696][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1324.733735][ T32] r9:83018005 r8:83a5c800 r7:00000000 r6:83018000 r5:00001000 r4:7f045000 [ 1324.733776][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1324.733819][ T32] r5:00001000 r4:eb70d000 [ 1324.733839][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1324.733892][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.733960][ T32] r5:8582938c r4:85829000 [ 1324.733983][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1324.734049][ T32] r7:dddced40 r6:83018000 r5:8582938c r4:8456f700 [ 1324.734073][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1324.734146][ T32] r10:61c88647 r9:83a5c800 r8:8456f72c r7:82804d40 r6:dddced40 r5:dddced60 [ 1324.734172][ T32] r4:8456f700 [ 1324.734190][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1324.734239][ T32] r10:00000000 r9:8456f700 r8:8027ecf4 r7:dfbede60 r6:8456f780 r5:83a5c800 [ 1324.734262][ T32] r4:00000001 [ 1324.734281][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.734339][ T32] Exception stack(0xdfc55fb0 to 0xdfc55ff8) [ 1324.734369][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1324.734397][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.734424][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.734452][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1324.734472][ T32] r4:84652480 [ 1324.734992][ T32] INFO: task kworker/0:14:3227 is blocked on a mutex likely owned by task kworker/0:313:3955. [ 1324.735028][ T32] task:kworker/0:313 state:R running task stack:0 pid:3955 tgid:3955 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.735086][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.735189][ T32] Call trace: [ 1324.735221][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1324.735272][ T32] r10:8280c9b4 r9:84b7b000 r8:80200be4 r7:e08c5d54 r6:ffffffff r5:84b7b000 [ 1324.735307][ T32] r4:00000000 [ 1324.735355][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.735402][ T32] Exception stack(0xe08c5d20 to 0xe08c5d68) [ 1324.735431][ T32] 5d20: bf7d3000 e0675000 00000001 80239b98 7f321000 00000001 82ac11c4 82ac05a0 [ 1324.735459][ T32] 5d40: 7f321000 e0675000 8280c9b4 e08c5d9c e08c5da0 e08c5d70 80230ad4 80239bb0 [ 1324.735482][ T32] 5d60: 80050013 ffffffff [ 1324.735536][ T32] r5:80050013 r4:80239bb0 [ 1324.735616][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1324.735663][ T32] r4:82ac11e4 [ 1324.735683][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.735736][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08c5dc0 r5:e08c5e08 [ 1324.735762][ T32] r4:e08c5dc0 [ 1324.735805][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1324.735866][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9900 [ 1324.735891][ T32] r4:00000000 [ 1324.735911][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1324.735984][ T32] r9:83018005 r8:84b7b000 r7:00000000 r6:83018000 r5:00001000 r4:7f099000 [ 1324.736009][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1324.736051][ T32] r5:00001000 r4:e06bd000 [ 1324.736070][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1324.736114][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.736216][ T32] r5:85073b8c r4:85073800 [ 1324.736244][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1324.736294][ T32] r7:dddced40 r6:83018000 r5:85073b8c r4:84b0bc00 [ 1324.736354][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1324.736404][ T32] r10:61c88647 r9:84b7b000 r8:84b0bc2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1324.736426][ T32] r4:84b0bc00 [ 1324.736444][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1324.736487][ T32] r10:00000000 r9:84b0bc00 r8:8027ecf4 r7:e08b1e60 r6:85024400 r5:84b7b000 [ 1324.736508][ T32] r4:00000001 [ 1324.736527][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.736560][ T32] Exception stack(0xe08c5fb0 to 0xe08c5ff8) [ 1324.736585][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1324.736612][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.736638][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.736696][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1324.736750][ T32] r4:850d9680 [ 1324.736774][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.736827][ T32] INFO: task kworker/1:44:3228 blocked for more than 451 seconds. [ 1324.736875][ T32] Not tainted 6.15.0-syzkaller #0 [ 1324.736899][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.736919][ T32] task:kworker/1:44 state:D stack:0 pid:3228 tgid:3228 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.736964][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.737151][ T32] Call trace: [ 1324.737647][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1324.737695][ T32] r10:829189c0 r9:dfc59d84 r8:00000002 r7:60000113 r6:dfc59d8c r5:8324ec00 [ 1324.737718][ T32] r4:8324ec00 [ 1324.737737][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1324.737776][ T32] r5:8324ec00 r4:829189bc [ 1324.737794][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.737839][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.737982][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfc59e08 [ 1324.738070][ T32] r4:00000000 [ 1324.738114][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1324.738205][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1324.738246][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1324.739376][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85303880 [ 1324.739405][ T32] r4:00000000 [ 1324.739425][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1324.739619][ T32] r9:83018205 r8:8324ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f335000 [ 1324.739643][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1324.739682][ T32] r5:00001000 r4:ec8df000 [ 1324.739732][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1324.739779][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.739982][ T32] r5:85a7ef8c r4:85a7ec00 [ 1324.740004][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1324.740049][ T32] r7:ddde2d40 r6:83018200 r5:85a7ef8c r4:84946080 [ 1324.740186][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1324.740238][ T32] r10:61c88647 r9:8324ec00 r8:849460ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1324.740261][ T32] r4:84946080 [ 1324.740310][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1324.740489][ T32] r10:00000000 r9:84946080 r8:8027ecf4 r7:dfc11e60 r6:8456f800 r5:8324ec00 [ 1324.751930][ T32] r4:00000001 [ 1324.752022][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.752090][ T32] Exception stack(0xdfc59fb0 to 0xdfc59ff8) [ 1324.752136][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1324.752247][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.752279][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.752310][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1324.752425][ T32] r4:84943200 [ 1324.752974][ T32] INFO: task kworker/1:44:3228 is blocked on a mutex likely owned by task kworker/0:313:3955. [ 1324.753014][ T32] task:kworker/0:313 state:R running task stack:0 pid:3955 tgid:3955 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.753105][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.753158][ T32] Call trace: [ 1324.753688][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1324.753753][ T32] r10:8280c9b4 r9:84b7b000 r8:80200be4 r7:e08c5d54 r6:ffffffff r5:84b7b000 [ 1324.753798][ T32] r4:00000000 [ 1324.754488][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.754538][ T32] Exception stack(0xe08c5d20 to 0xe08c5d68) [ 1324.754661][ T32] 5d20: bf7d3000 e0675000 00000001 80239b98 7f321000 00000001 82ac11c4 82ac05a0 [ 1324.754723][ T32] 5d40: 7f321000 e0675000 8280c9b4 e08c5d9c e08c5da0 e08c5d70 80230ad4 80239bb0 [ 1324.754788][ T32] 5d60: 80050013 ffffffff [ 1324.754834][ T32] r5:80050013 r4:80239bb0 [ 1324.754878][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1324.754935][ T32] r4:82ac11e4 [ 1324.754957][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.755000][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08c5dc0 r5:e08c5e08 [ 1324.755021][ T32] r4:e08c5dc0 [ 1324.755088][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1324.755194][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9900 [ 1324.755217][ T32] r4:00000000 [ 1324.755236][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1324.755313][ T32] r9:83018005 r8:84b7b000 r7:00000000 r6:83018000 r5:00001000 r4:7f099000 [ 1324.755339][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1324.755544][ T32] r5:00001000 r4:e06bd000 [ 1324.755946][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1324.756019][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.756078][ T32] r5:85073b8c r4:85073800 [ 1324.756216][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1324.756570][ T32] r7:dddced40 r6:83018000 r5:85073b8c r4:84b0bc00 [ 1324.756599][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1324.756646][ T32] r10:61c88647 r9:84b7b000 r8:84b0bc2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1324.756668][ T32] r4:84b0bc00 [ 1324.756704][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1324.756796][ T32] r10:00000000 r9:84b0bc00 r8:8027ecf4 r7:e08b1e60 r6:85024400 r5:84b7b000 [ 1324.758140][ T32] r4:00000001 [ 1324.758166][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.758720][ T32] Exception stack(0xe08c5fb0 to 0xe08c5ff8) [ 1324.758754][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1324.758782][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.759095][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.759210][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1324.759246][ T32] r4:850d9680 [ 1324.759892][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.759930][ T32] INFO: task kworker/1:45:3230 blocked for more than 451 seconds. [ 1324.760095][ T32] Not tainted 6.15.0-syzkaller #0 [ 1324.760126][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.760364][ T32] task:kworker/1:45 state:D stack:0 pid:3230 tgid:3230 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.760603][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.760648][ T32] Call trace: [ 1324.760679][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1324.791582][ T32] r10:829189c0 r9:dfc65d84 r8:00000002 r7:60000113 r6:dfc65d8c r5:83add400 [ 1324.791692][ T32] r4:83add400 [ 1324.791748][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1324.791890][ T32] r5:83add400 r4:829189bc [ 1324.792472][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.793171][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.793598][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfc65e08 [ 1324.794139][ T32] r4:00000000 [ 1324.794168][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1324.794209][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1324.794733][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1324.795062][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84943b80 [ 1324.795151][ T32] r4:00000000 [ 1324.795349][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1324.795404][ T32] r9:83018205 r8:83add400 r7:00000000 r6:83018200 r5:00001000 r4:7f50f000 [ 1324.795812][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1324.796916][ T32] r5:00001000 r4:ed38b000 [ 1324.797362][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1324.797579][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.797625][ T32] r5:8481e38c r4:8481e000 [ 1324.797648][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1324.797693][ T32] r7:ddde2d40 r6:83018200 r5:8481e38c r4:84946100 [ 1324.798333][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1324.799091][ T32] r10:61c88647 r9:83add400 r8:8494612c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1324.799141][ T32] r4:84946100 [ 1324.799244][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1324.799994][ T32] r10:00000000 r9:84946100 r8:8027ecf4 r7:dfc59e60 r6:8456f880 r5:83add400 [ 1324.800022][ T32] r4:00000001 [ 1324.800096][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.800139][ T32] Exception stack(0xdfc65fb0 to 0xdfc65ff8) [ 1324.800170][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1324.800664][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.800746][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.811601][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1324.811686][ T32] r4:84943680 [ 1324.812636][ T32] INFO: task kworker/1:45:3230 is blocked on a mutex likely owned by task kworker/0:313:3955. [ 1324.812714][ T32] task:kworker/0:313 state:R running task stack:0 pid:3955 tgid:3955 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.812912][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.813063][ T32] Call trace: [ 1324.813186][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1324.813305][ T32] r10:8280c9b4 r9:84b7b000 r8:80200be4 r7:e08c5d54 r6:ffffffff r5:84b7b000 [ 1324.813359][ T32] r4:00000000 [ 1324.813406][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.813526][ T32] Exception stack(0xe08c5d20 to 0xe08c5d68) [ 1324.813600][ T32] 5d20: bf7d3000 e0675000 00000001 80239b98 7f321000 00000001 82ac11c4 82ac05a0 [ 1324.813685][ T32] 5d40: 7f321000 e0675000 8280c9b4 e08c5d9c e08c5da0 e08c5d70 80230ad4 80239bb0 [ 1324.813745][ T32] 5d60: 80050013 ffffffff [ 1324.813798][ T32] r5:80050013 r4:80239bb0 [ 1324.813845][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1324.813941][ T32] r4:82ac11e4 [ 1324.813989][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.814078][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08c5dc0 r5:e08c5e08 [ 1324.814140][ T32] r4:e08c5dc0 [ 1324.814188][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1324.814279][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9900 [ 1324.814369][ T32] r4:00000000 [ 1324.814422][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1324.814521][ T32] r9:83018005 r8:84b7b000 r7:00000000 r6:83018000 r5:00001000 r4:7f099000 [ 1324.814589][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1324.814682][ T32] r5:00001000 r4:e06bd000 [ 1324.814728][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1324.814813][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.814895][ T32] r5:85073b8c r4:85073800 [ 1324.814957][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1324.815077][ T32] r7:dddced40 r6:83018000 r5:85073b8c r4:84b0bc00 [ 1324.815161][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1324.815262][ T32] r10:61c88647 r9:84b7b000 r8:84b0bc2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1324.815312][ T32] r4:84b0bc00 [ 1324.815357][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1324.815453][ T32] r10:00000000 r9:84b0bc00 r8:8027ecf4 r7:e08b1e60 r6:85024400 r5:84b7b000 [ 1324.815505][ T32] r4:00000001 [ 1324.815567][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.815647][ T32] Exception stack(0xe08c5fb0 to 0xe08c5ff8) [ 1324.815704][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1324.815781][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.815850][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.815914][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1324.815987][ T32] r4:850d9680 [ 1324.816043][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.816133][ T32] INFO: task kworker/0:15:3232 blocked for more than 451 seconds. [ 1324.816206][ T32] Not tainted 6.15.0-syzkaller #0 [ 1324.816280][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.816333][ T32] task:kworker/0:15 state:D stack:0 pid:3232 tgid:3232 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.816433][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.816565][ T32] Call trace: [ 1324.816669][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1324.816764][ T32] r10:829189c0 r9:dfbe9d84 r8:00000002 r7:60000013 r6:dfbe9d8c r5:83acc800 [ 1324.816814][ T32] r4:83acc800 [ 1324.816861][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1324.816947][ T32] r5:83acc800 r4:829189bc [ 1324.816996][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.817080][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.817185][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfbe9e08 [ 1324.817256][ T32] r4:00000000 [ 1324.817306][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1324.817408][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1324.817493][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1324.817578][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b886c0 [ 1324.817643][ T32] r4:00000000 [ 1324.817690][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1324.817791][ T32] r9:83018005 r8:83acc800 r7:00000000 r6:83018000 r5:00001000 r4:7f04d000 [ 1324.817911][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1324.818000][ T32] r5:00001000 r4:eba0f000 [ 1324.818042][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1324.818159][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.818273][ T32] r5:8582a38c r4:8582a000 [ 1324.818324][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1324.818422][ T32] r7:dddced40 r6:83018000 r5:8582a38c r4:8456f900 [ 1324.818468][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1324.818582][ T32] r10:61c88647 r9:83acc800 r8:8456f92c r7:82804d40 r6:dddced40 r5:dddced60 [ 1324.818639][ T32] r4:8456f900 [ 1324.818684][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1324.818801][ T32] r10:00000000 r9:8456f900 r8:8027ecf4 r7:dfbede60 r6:8456f980 r5:83acc800 [ 1324.818860][ T32] r4:00000001 [ 1324.818906][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.818983][ T32] Exception stack(0xdfbe9fb0 to 0xdfbe9ff8) [ 1324.819041][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1324.819111][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.819199][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.819262][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1324.819389][ T32] r4:84652b80 [ 1324.820054][ T32] INFO: task kworker/0:15:3232 is blocked on a mutex likely owned by task kworker/0:313:3955. [ 1324.820158][ T32] task:kworker/0:313 state:R running task stack:0 pid:3955 tgid:3955 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.820344][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.820450][ T32] Call trace: [ 1324.839573][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1324.839838][ T32] r10:8280c9b4 r9:84b7b000 r8:80200be4 r7:e08c5d54 r6:ffffffff r5:84b7b000 [ 1324.839918][ T32] r4:00000000 [ 1324.839973][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.840058][ T32] Exception stack(0xe08c5d20 to 0xe08c5d68) [ 1324.840142][ T32] 5d20: bf7d3000 e0675000 00000001 80239b98 7f321000 00000001 82ac11c4 82ac05a0 [ 1324.840216][ T32] 5d40: 7f321000 e0675000 8280c9b4 e08c5d9c e08c5da0 e08c5d70 80230ad4 80239bb0 [ 1324.840280][ T32] 5d60: 80050013 ffffffff [ 1324.840439][ T32] r5:80050013 r4:80239bb0 [ 1324.840661][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1324.841665][ T32] r4:82ac11e4 [ 1324.841738][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.841851][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08c5dc0 r5:e08c5e08 [ 1324.841902][ T32] r4:e08c5dc0 [ 1324.841949][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1324.842104][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9900 [ 1324.842161][ T32] r4:00000000 [ 1324.842207][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1324.842303][ T32] r9:83018005 r8:84b7b000 r7:00000000 r6:83018000 r5:00001000 r4:7f099000 [ 1324.842374][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1324.842471][ T32] r5:00001000 r4:e06bd000 [ 1324.842519][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1324.842602][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.842686][ T32] r5:85073b8c r4:85073800 [ 1324.842730][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1324.842823][ T32] r7:dddced40 r6:83018000 r5:85073b8c r4:84b0bc00 [ 1324.842872][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1324.843037][ T32] r10:61c88647 r9:84b7b000 r8:84b0bc2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1324.843100][ T32] r4:84b0bc00 [ 1324.843170][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1324.843267][ T32] r10:00000000 r9:84b0bc00 r8:8027ecf4 r7:e08b1e60 r6:85024400 r5:84b7b000 [ 1324.843638][ T32] r4:00000001 [ 1324.843694][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.844326][ T32] Exception stack(0xe08c5fb0 to 0xe08c5ff8) [ 1324.844419][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1324.844987][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.845072][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.845148][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1324.845200][ T32] r4:850d9680 [ 1324.845253][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.845310][ T32] INFO: task kworker/1:46:3235 blocked for more than 451 seconds. [ 1324.845378][ T32] Not tainted 6.15.0-syzkaller #0 [ 1324.845434][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.845482][ T32] task:kworker/1:46 state:D stack:0 pid:3235 tgid:3235 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.845598][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.845687][ T32] Call trace: [ 1324.845756][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1324.845860][ T32] r10:829189c0 r9:dfbd9d84 r8:00000002 r7:60000013 r6:dfbd9d8c r5:838bec00 [ 1324.845909][ T32] r4:838bec00 [ 1324.845972][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1324.846065][ T32] r5:838bec00 r4:829189bc [ 1324.846118][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.846202][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.846298][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfbd9e08 [ 1324.846496][ T32] r4:00000000 [ 1324.846548][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1324.846632][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1324.846711][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1324.846801][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:858a4480 [ 1324.846855][ T32] r4:00000000 [ 1324.847058][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1324.847201][ T32] r9:83018205 r8:838bec00 r7:00000000 r6:83018200 r5:00001000 r4:7f049000 [ 1324.847266][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1324.847358][ T32] r5:00001000 r4:eb8b7000 [ 1324.847405][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1324.847485][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.847563][ T32] r5:85af8b8c r4:85af8800 [ 1324.847658][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1324.847757][ T32] r7:ddde2d40 r6:83018200 r5:85af8b8c r4:84946200 [ 1324.847807][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1324.847898][ T32] r10:61c88647 r9:838bec00 r8:8494622c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1324.847953][ T32] r4:84946200 [ 1324.847997][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1324.848092][ T32] r10:00000000 r9:84946200 r8:8027ecf4 r7:dfc65e60 r6:8456fa00 r5:838bec00 [ 1324.848153][ T32] r4:00000001 [ 1324.848197][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.848275][ T32] Exception stack(0xdfbd9fb0 to 0xdfbd9ff8) [ 1324.848360][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1324.848429][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.848488][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.848641][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1324.848703][ T32] r4:84943940 [ 1324.849628][ T32] INFO: task kworker/1:46:3235 is blocked on a mutex likely owned by task kworker/0:313:3955. [ 1324.849702][ T32] task:kworker/0:313 state:R running task stack:0 pid:3955 tgid:3955 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.850051][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.850270][ T32] Call trace: [ 1324.850339][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1324.850446][ T32] r10:8280c9b4 r9:84b7b000 r8:80200be4 r7:e08c5d54 r6:ffffffff r5:84b7b000 [ 1324.850654][ T32] r4:00000000 [ 1324.865012][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.865176][ T32] Exception stack(0xe08c5d20 to 0xe08c5d68) [ 1324.865266][ T32] 5d20: bf7d3000 e0675000 00000001 80239b98 7f321000 00000001 82ac11c4 82ac05a0 [ 1324.865462][ T32] 5d40: 7f321000 e0675000 8280c9b4 e08c5d9c e08c5da0 e08c5d70 80230ad4 80239bb0 [ 1324.865535][ T32] 5d60: 80050013 ffffffff [ 1324.865598][ T32] r5:80050013 r4:80239bb0 [ 1324.865676][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1324.865774][ T32] r4:82ac11e4 [ 1324.865822][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.865943][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08c5dc0 r5:e08c5e08 [ 1324.866031][ T32] r4:e08c5dc0 [ 1324.866084][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1324.866185][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9900 [ 1324.866268][ T32] r4:00000000 [ 1324.866328][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1324.866428][ T32] r9:83018005 r8:84b7b000 r7:00000000 r6:83018000 r5:00001000 r4:7f099000 [ 1324.866478][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1324.866568][ T32] r5:00001000 r4:e06bd000 [ 1324.866613][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1324.866697][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.866813][ T32] r5:85073b8c r4:85073800 [ 1324.866865][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1324.866959][ T32] r7:dddced40 r6:83018000 r5:85073b8c r4:84b0bc00 [ 1324.867023][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1324.867191][ T32] r10:61c88647 r9:84b7b000 r8:84b0bc2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1324.867251][ T32] r4:84b0bc00 [ 1324.867299][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1324.867399][ T32] r10:00000000 r9:84b0bc00 r8:8027ecf4 r7:e08b1e60 r6:85024400 r5:84b7b000 [ 1324.867452][ T32] r4:00000001 [ 1324.867497][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.867594][ T32] Exception stack(0xe08c5fb0 to 0xe08c5ff8) [ 1324.867671][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1324.867736][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.867794][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.867856][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1324.867899][ T32] r4:850d9680 [ 1324.868005][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.868074][ T32] INFO: task kworker/0:16:3237 blocked for more than 451 seconds. [ 1324.868152][ T32] Not tainted 6.15.0-syzkaller #0 [ 1324.868206][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.868255][ T32] task:kworker/0:16 state:D stack:0 pid:3237 tgid:3237 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.868370][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.868462][ T32] Call trace: [ 1324.868531][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1324.868624][ T32] r10:829189c0 r9:dfc2dd84 r8:00000002 r7:60000113 r6:dfc2dd8c r5:841d0000 [ 1324.868697][ T32] r4:841d0000 [ 1324.868750][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1324.868839][ T32] r5:841d0000 r4:829189bc [ 1324.868884][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.868968][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.869065][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfc2de08 [ 1324.869126][ T32] r4:00000000 [ 1324.869170][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1324.869249][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1324.869328][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1324.869439][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b88ac0 [ 1324.869494][ T32] r4:00000000 [ 1324.869629][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1324.869750][ T32] r9:83018005 r8:841d0000 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 1324.869819][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1324.869909][ T32] r5:00001000 r4:ebb0f000 [ 1324.869954][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1324.870038][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.870131][ T32] r5:8582b38c r4:8582b000 [ 1324.870176][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1324.870285][ T32] r7:dddced40 r6:83018000 r5:8582b38c r4:8456fa80 [ 1324.870359][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1324.870460][ T32] r10:61c88647 r9:841d0000 r8:8456faac r7:82804d40 r6:dddced40 r5:dddced60 [ 1324.882366][ T32] r4:8456fa80 [ 1324.882516][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1324.882653][ T32] r10:00000000 r9:8456fa80 r8:8027ecf4 r7:dfbe9e60 r6:8456fb00 r5:841d0000 [ 1324.882707][ T32] r4:00000001 [ 1324.882754][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.882835][ T32] Exception stack(0xdfc2dfb0 to 0xdfc2dff8) [ 1324.882898][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1324.882961][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.883022][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.883086][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1324.883175][ T32] r4:84652bc0 [ 1324.884119][ T32] INFO: task kworker/0:16:3237 is blocked on a mutex likely owned by task kworker/0:313:3955. [ 1324.884201][ T32] task:kworker/0:313 state:R running task stack:0 pid:3955 tgid:3955 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.884375][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.884505][ T32] Call trace: [ 1324.884593][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1324.884719][ T32] r10:8280c9b4 r9:84b7b000 r8:80200be4 r7:e08c5d54 r6:ffffffff r5:84b7b000 [ 1324.884778][ T32] r4:00000000 [ 1324.884837][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.884929][ T32] Exception stack(0xe08c5d20 to 0xe08c5d68) [ 1324.884995][ T32] 5d20: bf7d3000 e0675000 00000001 80239b98 7f321000 00000001 82ac11c4 82ac05a0 [ 1324.885073][ T32] 5d40: 7f321000 e0675000 8280c9b4 e08c5d9c e08c5da0 e08c5d70 80230ad4 80239bb0 [ 1324.885151][ T32] 5d60: 80050013 ffffffff [ 1324.885212][ T32] r5:80050013 r4:80239bb0 [ 1324.885259][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1324.885351][ T32] r4:82ac11e4 [ 1324.885400][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.885491][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08c5dc0 r5:e08c5e08 [ 1324.885540][ T32] r4:e08c5dc0 [ 1324.885586][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1324.885674][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9900 [ 1324.885723][ T32] r4:00000000 [ 1324.885769][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1324.885860][ T32] r9:83018005 r8:84b7b000 r7:00000000 r6:83018000 r5:00001000 r4:7f099000 [ 1324.885908][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1324.886012][ T32] r5:00001000 r4:e06bd000 [ 1324.886064][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1324.886169][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.886316][ T32] r5:85073b8c r4:85073800 [ 1324.886370][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1324.886466][ T32] r7:dddced40 r6:83018000 r5:85073b8c r4:84b0bc00 [ 1324.886514][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1324.886608][ T32] r10:61c88647 r9:84b7b000 r8:84b0bc2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1324.886656][ T32] r4:84b0bc00 [ 1324.886717][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1324.886822][ T32] r10:00000000 r9:84b0bc00 r8:8027ecf4 r7:e08b1e60 r6:85024400 r5:84b7b000 [ 1324.886902][ T32] r4:00000001 [ 1324.886953][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.887029][ T32] Exception stack(0xe08c5fb0 to 0xe08c5ff8) [ 1324.887087][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1324.887184][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.887245][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.887329][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1324.887386][ T32] r4:850d9680 [ 1324.887435][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.887494][ T32] INFO: task kworker/0:17:3238 blocked for more than 451 seconds. [ 1324.887561][ T32] Not tainted 6.15.0-syzkaller #0 [ 1324.887617][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.887663][ T32] task:kworker/0:17 state:D stack:0 pid:3238 tgid:3238 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.887760][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.887853][ T32] Call trace: [ 1324.887925][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1324.888030][ T32] r10:829189c0 r9:dfc91d84 r8:00000002 r7:60000113 r6:dfc91d8c r5:841d0c00 [ 1324.888121][ T32] r4:841d0c00 [ 1324.888178][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1324.888304][ T32] r5:841d0c00 r4:829189bc [ 1324.888370][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.888464][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.888568][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfc91e08 [ 1324.888624][ T32] r4:00000000 [ 1324.888674][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1324.888763][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1324.888847][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1324.888942][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857fa040 [ 1324.888993][ T32] r4:00000000 [ 1324.889040][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1324.889138][ T32] r9:83018005 r8:841d0c00 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 [ 1324.889188][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1324.889273][ T32] r5:00001000 r4:ebc91000 [ 1324.889317][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1324.889424][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.889538][ T32] r5:85830f8c r4:85830c00 [ 1324.889621][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1324.889722][ T32] r7:dddced40 r6:83018000 r5:85830f8c r4:8456fb80 [ 1324.889786][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1324.889895][ T32] r10:61c88647 r9:841d0c00 r8:8456fbac r7:82804d40 r6:dddced40 r5:dddced60 [ 1324.890024][ T32] r4:8456fb80 [ 1324.890088][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1324.890191][ T32] r10:00000000 r9:8456fb80 r8:8027ecf4 r7:dfc2de60 r6:8456fc00 r5:841d0c00 [ 1324.890243][ T32] r4:00000001 [ 1324.890285][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.890362][ T32] Exception stack(0xdfc91fb0 to 0xdfc91ff8) [ 1324.890421][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1324.890484][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.907102][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.907214][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1324.907242][ T32] r4:84652bc0 [ 1324.907748][ T32] INFO: task kworker/0:17:3238 is blocked on a mutex likely owned by task kworker/0:313:3955. [ 1324.907812][ T32] task:kworker/0:313 state:R running task stack:0 pid:3955 tgid:3955 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.907924][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.907982][ T32] Call trace: [ 1324.908013][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1324.908102][ T32] r10:8280c9b4 r9:84b7b000 r8:80200be4 r7:e08c5d54 r6:ffffffff r5:84b7b000 [ 1324.908130][ T32] r4:00000000 [ 1324.908150][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.908191][ T32] Exception stack(0xe08c5d20 to 0xe08c5d68) [ 1324.908220][ T32] 5d20: bf7d3000 e0675000 00000001 80239b98 7f321000 00000001 82ac11c4 82ac05a0 [ 1324.908300][ T32] 5d40: 7f321000 e0675000 8280c9b4 e08c5d9c e08c5da0 e08c5d70 80230ad4 80239bb0 [ 1324.908329][ T32] 5d60: 80050013 ffffffff [ 1324.908353][ T32] r5:80050013 r4:80239bb0 [ 1324.908373][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1324.908417][ T32] r4:82ac11e4 [ 1324.908437][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.908478][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08c5dc0 r5:e08c5e08 [ 1324.908696][ T32] r4:e08c5dc0 [ 1324.908802][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1324.908910][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9900 [ 1324.908939][ T32] r4:00000000 [ 1324.908959][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1324.909003][ T32] r9:83018005 r8:84b7b000 r7:00000000 r6:83018000 r5:00001000 r4:7f099000 [ 1324.909024][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1324.909066][ T32] r5:00001000 r4:e06bd000 [ 1324.909087][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1324.909132][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.909171][ T32] r5:85073b8c r4:85073800 [ 1324.909190][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1324.909235][ T32] r7:dddced40 r6:83018000 r5:85073b8c r4:84b0bc00 [ 1324.909255][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1324.909390][ T32] r10:61c88647 r9:84b7b000 r8:84b0bc2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1324.909416][ T32] r4:84b0bc00 [ 1324.909436][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1324.909481][ T32] r10:00000000 r9:84b0bc00 r8:8027ecf4 r7:e08b1e60 r6:85024400 r5:84b7b000 [ 1324.909502][ T32] r4:00000001 [ 1324.909522][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.909558][ T32] Exception stack(0xe08c5fb0 to 0xe08c5ff8) [ 1324.909585][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1324.909612][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.909735][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.909902][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1324.909928][ T32] r4:850d9680 [ 1324.909949][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.909978][ T32] INFO: task kworker/1:47:3240 blocked for more than 451 seconds. [ 1324.910011][ T32] Not tainted 6.15.0-syzkaller #0 [ 1324.910037][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.910093][ T32] task:kworker/1:47 state:D stack:0 pid:3240 tgid:3240 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.910147][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.910188][ T32] Call trace: [ 1324.910217][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1324.910263][ T32] r10:829189c0 r9:dfc95d84 r8:00000002 r7:60000013 r6:dfc95d8c r5:841d1800 [ 1324.910285][ T32] r4:841d1800 [ 1324.910303][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1324.910357][ T32] r5:841d1800 r4:829189bc [ 1324.910380][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.910420][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.910551][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfc95e08 [ 1324.916292][ T32] r4:00000000 [ 1324.916328][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1324.916386][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1324.916443][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1324.916490][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84656e40 [ 1324.916512][ T32] r4:00000000 [ 1324.916544][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1324.916593][ T32] r9:83018205 r8:841d1800 r7:00000000 r6:83018200 r5:00001000 r4:7f50d000 [ 1324.916614][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1324.916656][ T32] r5:00001000 r4:ed367000 [ 1324.916692][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1324.916734][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.916774][ T32] r5:8481df8c r4:8481dc00 [ 1324.916793][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1324.916836][ T32] r7:ddde2d40 r6:83018200 r5:8481df8c r4:84946280 [ 1324.916856][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1324.916900][ T32] r10:61c88647 r9:841d1800 r8:849462ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1324.916935][ T32] r4:84946280 [ 1324.916958][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1324.917003][ T32] r10:00000000 r9:84946280 r8:8027ecf4 r7:dfc65e60 r6:8456fc80 r5:841d1800 [ 1324.917051][ T32] r4:00000001 [ 1324.917164][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.917206][ T32] Exception stack(0xdfc95fb0 to 0xdfc95ff8) [ 1324.917235][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1324.917263][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.917290][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.917318][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1324.917377][ T32] r4:84943b00 [ 1324.917874][ T32] INFO: task kworker/1:47:3240 is blocked on a mutex likely owned by task kworker/0:313:3955. [ 1324.917944][ T32] task:kworker/0:313 state:R running task stack:0 pid:3955 tgid:3955 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.918039][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.918119][ T32] Call trace: [ 1324.918150][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1324.918201][ T32] r10:8280c9b4 r9:84b7b000 r8:80200be4 r7:e08c5d54 r6:ffffffff r5:84b7b000 [ 1324.918223][ T32] r4:00000000 [ 1324.918267][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.918312][ T32] Exception stack(0xe08c5d20 to 0xe08c5d68) [ 1324.918340][ T32] 5d20: bf7d3000 e0675000 00000001 80239b98 7f321000 00000001 82ac11c4 82ac05a0 [ 1324.918369][ T32] 5d40: 7f321000 e0675000 8280c9b4 e08c5d9c e08c5da0 e08c5d70 80230ad4 80239bb0 [ 1324.918393][ T32] 5d60: 80050013 ffffffff [ 1324.918434][ T32] r5:80050013 r4:80239bb0 [ 1324.918457][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1324.918499][ T32] r4:82ac11e4 [ 1324.918518][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.918559][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08c5dc0 r5:e08c5e08 [ 1324.918604][ T32] r4:e08c5dc0 [ 1324.918627][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1324.918693][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9900 [ 1324.918719][ T32] r4:00000000 [ 1324.918738][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1324.918786][ T32] r9:83018005 r8:84b7b000 r7:00000000 r6:83018000 r5:00001000 r4:7f099000 [ 1324.918809][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1324.918848][ T32] r5:00001000 r4:e06bd000 [ 1324.918867][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1324.918928][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.918971][ T32] r5:85073b8c r4:85073800 [ 1324.919014][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1324.919061][ T32] r7:dddced40 r6:83018000 r5:85073b8c r4:84b0bc00 [ 1324.919081][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1324.919194][ T32] r10:61c88647 r9:84b7b000 r8:84b0bc2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1324.919269][ T32] r4:84b0bc00 [ 1324.919296][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1324.919342][ T32] r10:00000000 r9:84b0bc00 r8:8027ecf4 r7:e08b1e60 r6:85024400 r5:84b7b000 [ 1324.919363][ T32] r4:00000001 [ 1324.919382][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.919416][ T32] Exception stack(0xe08c5fb0 to 0xe08c5ff8) [ 1324.919465][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1324.919496][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.919522][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.919549][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1324.919570][ T32] r4:850d9680 [ 1324.919589][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.919615][ T32] INFO: task kworker/1:48:3242 blocked for more than 451 seconds. [ 1324.919650][ T32] Not tainted 6.15.0-syzkaller #0 [ 1324.919677][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.919742][ T32] task:kworker/1:48 state:D stack:0 pid:3242 tgid:3242 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.920017][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.920102][ T32] Call trace: [ 1324.920159][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1324.920207][ T32] r10:829189c0 r9:dfca1d84 r8:00000002 r7:60000113 r6:dfca1d8c r5:841d2400 [ 1324.920230][ T32] r4:841d2400 [ 1324.920248][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1324.920288][ T32] r5:841d2400 r4:829189bc [ 1324.920318][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.920361][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.920407][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfca1e08 [ 1324.920428][ T32] r4:00000000 [ 1324.920496][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1324.926763][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1324.926830][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1324.926876][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84656040 [ 1324.926901][ T32] r4:00000000 [ 1324.926920][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1324.926962][ T32] r9:83018205 r8:841d2400 r7:00000000 r6:83018200 r5:00001000 r4:7f4c1000 [ 1324.926983][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1324.927024][ T32] r5:00001000 r4:dfc6b000 [ 1324.927058][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1324.927107][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.927183][ T32] r5:8481eb8c r4:8481e800 [ 1324.927233][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1324.927280][ T32] r7:ddde2d40 r6:83018200 r5:8481eb8c r4:84946300 [ 1324.927331][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1324.927404][ T32] r10:61c88647 r9:841d2400 r8:8494632c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1324.927429][ T32] r4:84946300 [ 1324.927449][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1324.927494][ T32] r10:00000000 r9:84946300 r8:8027ecf4 r7:dfc95e60 r6:8456fd00 r5:841d2400 [ 1324.927516][ T32] r4:00000001 [ 1324.927558][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.927598][ T32] Exception stack(0xdfca1fb0 to 0xdfca1ff8) [ 1324.927625][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1324.927685][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.927738][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.927769][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1324.927794][ T32] r4:84943b00 [ 1324.928271][ T32] INFO: task kworker/1:48:3242 is blocked on a mutex likely owned by task kworker/0:313:3955. [ 1324.928308][ T32] task:kworker/0:313 state:R running task stack:0 pid:3955 tgid:3955 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.928375][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.928433][ T32] Call trace: [ 1324.928497][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1324.928573][ T32] r10:8280c9b4 r9:84b7b000 r8:80200be4 r7:e08c5d54 r6:ffffffff r5:84b7b000 [ 1324.928600][ T32] r4:00000000 [ 1324.928620][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.928700][ T32] Exception stack(0xe08c5d20 to 0xe08c5d68) [ 1324.928759][ T32] 5d20: bf7d3000 e0675000 00000001 80239b98 7f321000 00000001 82ac11c4 82ac05a0 [ 1324.928817][ T32] 5d40: 7f321000 e0675000 8280c9b4 e08c5d9c e08c5da0 e08c5d70 80230ad4 80239bb0 [ 1324.928864][ T32] 5d60: 80050013 ffffffff [ 1324.928911][ T32] r5:80050013 r4:80239bb0 [ 1324.928970][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1324.929067][ T32] r4:82ac11e4 [ 1324.929118][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.929200][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08c5dc0 r5:e08c5e08 [ 1324.929242][ T32] r4:e08c5dc0 [ 1324.929283][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1324.929369][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9900 [ 1324.929419][ T32] r4:00000000 [ 1324.929455][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1324.929535][ T32] r9:83018005 r8:84b7b000 r7:00000000 r6:83018000 r5:00001000 r4:7f099000 [ 1324.929604][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1324.929707][ T32] r5:00001000 r4:e06bd000 [ 1324.929766][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1324.929841][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.929904][ T32] r5:85073b8c r4:85073800 [ 1324.929924][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1324.929979][ T32] r7:dddced40 r6:83018000 r5:85073b8c r4:84b0bc00 [ 1324.930003][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1324.930049][ T32] r10:61c88647 r9:84b7b000 r8:84b0bc2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1324.930088][ T32] r4:84b0bc00 [ 1324.930124][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1324.930171][ T32] r10:00000000 r9:84b0bc00 r8:8027ecf4 r7:e08b1e60 r6:85024400 r5:84b7b000 [ 1324.930192][ T32] r4:00000001 [ 1324.930210][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.930243][ T32] Exception stack(0xe08c5fb0 to 0xe08c5ff8) [ 1324.930268][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1324.930321][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.930373][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.930404][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1324.930443][ T32] r4:850d9680 [ 1324.930466][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.930506][ T32] INFO: task kworker/1:49:3244 blocked for more than 451 seconds. [ 1324.930587][ T32] Not tainted 6.15.0-syzkaller #0 [ 1324.936086][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.936129][ T32] task:kworker/1:49 state:D stack:0 pid:3244 tgid:3244 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.936186][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.936284][ T32] Call trace: [ 1324.936317][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1324.936370][ T32] r10:829189c0 r9:dfcadd84 r8:00000002 r7:60000113 r6:dfcadd8c r5:841d3000 [ 1324.936393][ T32] r4:841d3000 [ 1324.936413][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1324.936471][ T32] r5:841d3000 r4:829189bc [ 1324.936583][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.936636][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.936683][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfcade08 [ 1324.936713][ T32] r4:00000000 [ 1324.936732][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1324.936769][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1324.936835][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1324.936881][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84656100 [ 1324.936903][ T32] r4:00000000 [ 1324.936944][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1324.936990][ T32] r9:83018205 r8:841d3000 r7:00000000 r6:83018200 r5:00001000 r4:7f50b000 [ 1324.937011][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1324.937050][ T32] r5:00001000 r4:ed307000 [ 1324.937069][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1324.937112][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.937184][ T32] r5:8481e78c r4:8481e400 [ 1324.937226][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1324.937317][ T32] r7:ddde2d40 r6:83018200 r5:8481e78c r4:84946380 [ 1324.937366][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1324.937453][ T32] r10:61c88647 r9:841d3000 r8:849463ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1324.937517][ T32] r4:84946380 [ 1324.937593][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1324.937691][ T32] r10:00000000 r9:84946380 r8:8027ecf4 r7:dfca1e60 r6:8456fd80 r5:841d3000 [ 1324.937735][ T32] r4:00000001 [ 1324.937774][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.937844][ T32] Exception stack(0xdfcadfb0 to 0xdfcadff8) [ 1324.937896][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1324.937952][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.938010][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.938075][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1324.938134][ T32] r4:84943d00 [ 1324.938913][ T32] INFO: task kworker/1:49:3244 is blocked on a mutex likely owned by task kworker/0:313:3955. [ 1324.938996][ T32] task:kworker/0:313 state:R running task stack:0 pid:3955 tgid:3955 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.939147][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.939244][ T32] Call trace: [ 1324.939315][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1324.939421][ T32] r10:8280c9b4 r9:84b7b000 r8:80200be4 r7:e08c5d54 r6:ffffffff r5:84b7b000 [ 1324.939473][ T32] r4:00000000 [ 1324.939516][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.939601][ T32] Exception stack(0xe08c5d20 to 0xe08c5d68) [ 1324.939688][ T32] 5d20: bf7d3000 e0675000 00000001 80239b98 7f321000 00000001 82ac11c4 82ac05a0 [ 1324.939773][ T32] 5d40: 7f321000 e0675000 8280c9b4 e08c5d9c e08c5da0 e08c5d70 80230ad4 80239bb0 [ 1324.939830][ T32] 5d60: 80050013 ffffffff [ 1324.939881][ T32] r5:80050013 r4:80239bb0 [ 1324.939924][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1324.940046][ T32] r4:82ac11e4 [ 1324.940115][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.940205][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08c5dc0 r5:e08c5e08 [ 1324.940254][ T32] r4:e08c5dc0 [ 1324.940300][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1324.940388][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9900 [ 1324.940442][ T32] r4:00000000 [ 1324.940528][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1324.951755][ T32] r9:83018005 r8:84b7b000 r7:00000000 r6:83018000 r5:00001000 r4:7f099000 [ 1324.951795][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1324.951857][ T32] r5:00001000 r4:e06bd000 [ 1324.951877][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1324.951916][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.951956][ T32] r5:85073b8c r4:85073800 [ 1324.951974][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1324.952018][ T32] r7:dddced40 r6:83018000 r5:85073b8c r4:84b0bc00 [ 1324.952039][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1324.952084][ T32] r10:61c88647 r9:84b7b000 r8:84b0bc2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1324.952114][ T32] r4:84b0bc00 [ 1324.952134][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1324.952213][ T32] r10:00000000 r9:84b0bc00 r8:8027ecf4 r7:e08b1e60 r6:85024400 r5:84b7b000 [ 1324.952240][ T32] r4:00000001 [ 1324.952259][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.952300][ T32] Exception stack(0xe08c5fb0 to 0xe08c5ff8) [ 1324.952331][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1324.952359][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.952385][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.952413][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1324.952434][ T32] r4:850d9680 [ 1324.952471][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.952504][ T32] INFO: task kworker/1:50:3246 blocked for more than 451 seconds. [ 1324.952604][ T32] Not tainted 6.15.0-syzkaller #0 [ 1324.952632][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.952654][ T32] task:kworker/1:50 state:D stack:0 pid:3246 tgid:3246 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.952727][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.952871][ T32] Call trace: [ 1324.952921][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1324.952972][ T32] r10:829189c0 r9:dfcbdd84 r8:00000002 r7:60000113 r6:dfcbdd8c r5:841d4800 [ 1324.952994][ T32] r4:841d4800 [ 1324.953031][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1324.953138][ T32] r5:841d4800 r4:829189bc [ 1324.953163][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.953251][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.953341][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfcbde08 [ 1324.953794][ T32] r4:00000000 [ 1324.953816][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1324.953854][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1324.953916][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1324.953963][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a7a940 [ 1324.953984][ T32] r4:00000000 [ 1324.954002][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1324.954043][ T32] r9:83018205 r8:841d4800 r7:00000000 r6:83018200 r5:00001000 r4:7f4ef000 [ 1324.954063][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1324.954106][ T32] r5:00001000 r4:ecd13000 [ 1324.954125][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1324.954169][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.954208][ T32] r5:84821f8c r4:84821c00 [ 1324.954227][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1324.954319][ T32] r7:ddde2d40 r6:83018200 r5:84821f8c r4:84946400 [ 1324.954346][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1324.954621][ T32] r10:61c88647 r9:841d4800 r8:8494642c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1324.954646][ T32] r4:84946400 [ 1324.954665][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1324.954710][ T32] r10:00000000 r9:84946400 r8:8027ecf4 r7:dfca1e60 r6:8456fe00 r5:841d4800 [ 1324.954731][ T32] r4:00000001 [ 1324.954754][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.955132][ T32] Exception stack(0xdfcbdfb0 to 0xdfcbdff8) [ 1324.955245][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1324.955276][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.955314][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.955345][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1324.955367][ T32] r4:84943e40 [ 1324.955930][ T32] INFO: task kworker/1:50:3246 is blocked on a mutex likely owned by task kworker/0:313:3955. [ 1324.955968][ T32] task:kworker/0:313 state:R running task stack:0 pid:3955 tgid:3955 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.956026][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.956069][ T32] Call trace: [ 1324.956211][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1324.956332][ T32] r10:8280c9b4 r9:84b7b000 r8:80200be4 r7:e08c5d54 r6:ffffffff r5:84b7b000 [ 1324.956453][ T32] r4:00000000 [ 1324.956589][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.956634][ T32] Exception stack(0xe08c5d20 to 0xe08c5d68) [ 1324.956663][ T32] 5d20: bf7d3000 e0675000 00000001 80239b98 7f321000 00000001 82ac11c4 82ac05a0 [ 1324.956691][ T32] 5d40: 7f321000 e0675000 8280c9b4 e08c5d9c e08c5da0 e08c5d70 80230ad4 80239bb0 [ 1324.956713][ T32] 5d60: 80050013 ffffffff [ 1324.956736][ T32] r5:80050013 r4:80239bb0 [ 1324.956754][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1324.956795][ T32] r4:82ac11e4 [ 1324.956816][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.956857][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08c5dc0 r5:e08c5e08 [ 1324.956878][ T32] r4:e08c5dc0 [ 1324.956897][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1324.956937][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9900 [ 1324.956959][ T32] r4:00000000 [ 1324.957034][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1324.957134][ T32] r9:83018005 r8:84b7b000 r7:00000000 r6:83018000 r5:00001000 r4:7f099000 [ 1324.957160][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1324.957201][ T32] r5:00001000 r4:e06bd000 [ 1324.957306][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1324.957361][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.957426][ T32] r5:85073b8c r4:85073800 [ 1324.957448][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1324.957493][ T32] r7:dddced40 r6:83018000 r5:85073b8c r4:84b0bc00 [ 1324.957513][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1324.957746][ T32] r10:61c88647 r9:84b7b000 r8:84b0bc2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1324.957772][ T32] r4:84b0bc00 [ 1324.957790][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1324.957834][ T32] r10:00000000 r9:84b0bc00 r8:8027ecf4 r7:e08b1e60 r6:85024400 r5:84b7b000 [ 1324.957877][ T32] r4:00000001 [ 1324.957899][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.957933][ T32] Exception stack(0xe08c5fb0 to 0xe08c5ff8) [ 1324.957959][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1324.957986][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.958086][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.958122][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1324.958206][ T32] r4:850d9680 [ 1324.958229][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.958253][ T32] INFO: task kworker/1:51:3248 blocked for more than 451 seconds. [ 1324.958278][ T32] Not tainted 6.15.0-syzkaller #0 [ 1324.958302][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.958416][ T32] task:kworker/1:51 state:D stack:0 pid:3248 tgid:3248 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.958469][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.958657][ T32] Call trace: [ 1324.958691][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1324.958785][ T32] r10:829189c0 r9:dfccdd84 r8:00000002 r7:60000013 r6:dfccdd8c r5:841d3c00 [ 1324.958810][ T32] r4:841d3c00 [ 1324.958831][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1324.958871][ T32] r5:841d3c00 r4:829189bc [ 1324.958890][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.958951][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.959001][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfccde08 [ 1324.959023][ T32] r4:00000000 [ 1324.959041][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1324.959090][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1324.959172][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1324.959217][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:846563c0 [ 1324.959239][ T32] r4:00000000 [ 1324.959257][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1324.959297][ T32] r9:83018205 r8:841d3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f4bf000 [ 1324.959351][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1324.959397][ T32] r5:00001000 r4:dfa35000 [ 1324.959416][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1324.959454][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.959493][ T32] r5:8481ef8c r4:8481ec00 [ 1324.959512][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1324.959568][ T32] r7:ddde2d40 r6:83018200 r5:8481ef8c r4:84946480 [ 1324.959591][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1324.959636][ T32] r10:61c88647 r9:841d3c00 r8:849464ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1324.959657][ T32] r4:84946480 [ 1324.959676][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1324.959760][ T32] r10:00000000 r9:84946480 r8:8027ecf4 r7:dfcbde60 r6:8456fe80 r5:841d3c00 [ 1324.959785][ T32] r4:00000001 [ 1324.959803][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.959837][ T32] Exception stack(0xdfccdfb0 to 0xdfccdff8) [ 1324.959936][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1324.959968][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.959995][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.960022][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1324.960059][ T32] r4:84943ec0 [ 1324.960442][ T32] INFO: task kworker/1:51:3248 is blocked on a mutex likely owned by task kworker/0:313:3955. [ 1324.960478][ T32] task:kworker/0:313 state:R running task stack:0 pid:3955 tgid:3955 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.977845][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.977909][ T32] Call trace: [ 1324.977942][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1324.977997][ T32] r10:8280c9b4 r9:84b7b000 r8:80200be4 r7:e08c5d54 r6:ffffffff r5:84b7b000 [ 1324.978019][ T32] r4:00000000 [ 1324.978239][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.978311][ T32] Exception stack(0xe08c5d20 to 0xe08c5d68) [ 1324.978355][ T32] 5d20: bf7d3000 e0675000 00000001 80239b98 7f321000 00000001 82ac11c4 82ac05a0 [ 1324.978547][ T32] 5d40: 7f321000 e0675000 8280c9b4 e08c5d9c e08c5da0 e08c5d70 80230ad4 80239bb0 [ 1324.978612][ T32] 5d60: 80050013 ffffffff [ 1324.978647][ T32] r5:80050013 r4:80239bb0 [ 1324.978667][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1324.978713][ T32] r4:82ac11e4 [ 1324.978733][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.978774][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08c5dc0 r5:e08c5e08 [ 1324.978910][ T32] r4:e08c5dc0 [ 1324.978934][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1324.979142][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9900 [ 1324.979268][ T32] r4:00000000 [ 1324.979292][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1324.979337][ T32] r9:83018005 r8:84b7b000 r7:00000000 r6:83018000 r5:00001000 r4:7f099000 [ 1324.979362][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1324.979404][ T32] r5:00001000 r4:e06bd000 [ 1324.979425][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1324.979463][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.979516][ T32] r5:85073b8c r4:85073800 [ 1324.979538][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1324.979584][ T32] r7:dddced40 r6:83018000 r5:85073b8c r4:84b0bc00 [ 1324.979972][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1324.980022][ T32] r10:61c88647 r9:84b7b000 r8:84b0bc2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1324.980044][ T32] r4:84b0bc00 [ 1324.980063][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1324.980113][ T32] r10:00000000 r9:84b0bc00 r8:8027ecf4 r7:e08b1e60 r6:85024400 r5:84b7b000 [ 1324.980134][ T32] r4:00000001 [ 1324.980152][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.980186][ T32] Exception stack(0xe08c5fb0 to 0xe08c5ff8) [ 1324.980211][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1324.980238][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.980277][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.980337][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1324.980365][ T32] r4:850d9680 [ 1324.980562][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.986241][ T32] INFO: task kworker/1:52:3250 blocked for more than 451 seconds. [ 1324.986301][ T32] Not tainted 6.15.0-syzkaller #0 [ 1324.986335][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.986359][ T32] task:kworker/1:52 state:D stack:0 pid:3250 tgid:3250 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.986414][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.986547][ T32] Call trace: [ 1324.986633][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1324.986734][ T32] r10:829189c0 r9:dfcd9d84 r8:00000002 r7:60000113 r6:dfcd9d8c r5:841d6c00 [ 1324.986762][ T32] r4:841d6c00 [ 1324.986807][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1324.986853][ T32] r5:841d6c00 r4:829189bc [ 1324.986873][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.986977][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.987031][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfcd9e08 [ 1324.987056][ T32] r4:00000000 [ 1324.987101][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1324.987187][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1324.987230][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1324.987273][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84656480 [ 1324.987295][ T32] r4:00000000 [ 1324.987340][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1324.987390][ T32] r9:83018205 r8:841d6c00 r7:00000000 r6:83018200 r5:00001000 r4:7f507000 [ 1324.987411][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1324.987450][ T32] r5:00001000 r4:ed29d000 [ 1324.987480][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1324.987565][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.987609][ T32] r5:8481ff8c r4:8481fc00 [ 1324.987628][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1324.987671][ T32] r7:ddde2d40 r6:83018200 r5:8481ff8c r4:84946500 [ 1324.987692][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1324.987735][ T32] r10:61c88647 r9:841d6c00 r8:8494652c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1324.987756][ T32] r4:84946500 [ 1324.987877][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1324.987927][ T32] r10:00000000 r9:84946500 r8:8027ecf4 r7:dfccde60 r6:8456ff00 r5:841d6c00 [ 1324.987950][ T32] r4:00000001 [ 1324.987969][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.988004][ T32] Exception stack(0xdfcd9fb0 to 0xdfcd9ff8) [ 1324.988029][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1324.988056][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.988082][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.988116][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1324.988512][ T32] r4:8451cf80 [ 1324.989026][ T32] INFO: task kworker/1:52:3250 is blocked on a mutex likely owned by task kworker/0:313:3955. [ 1324.989101][ T32] task:kworker/0:313 state:R running task stack:0 pid:3955 tgid:3955 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.989169][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.989213][ T32] Call trace: [ 1324.989243][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1324.989315][ T32] r10:8280c9b4 r9:84b7b000 r8:80200be4 r7:e08c5d54 r6:ffffffff r5:84b7b000 [ 1324.989369][ T32] r4:00000000 [ 1324.989393][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.989434][ T32] Exception stack(0xe08c5d20 to 0xe08c5d68) [ 1324.989462][ T32] 5d20: bf7d3000 e0675000 00000001 80239b98 7f321000 00000001 82ac11c4 82ac05a0 [ 1324.989490][ T32] 5d40: 7f321000 e0675000 8280c9b4 e08c5d9c e08c5da0 e08c5d70 80230ad4 80239bb0 [ 1324.989512][ T32] 5d60: 80050013 ffffffff [ 1324.989535][ T32] r5:80050013 r4:80239bb0 [ 1324.989554][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1324.989619][ T32] r4:82ac11e4 [ 1324.989643][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.989686][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08c5dc0 r5:e08c5e08 [ 1324.989732][ T32] r4:e08c5dc0 [ 1324.989791][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1324.989854][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9900 [ 1324.989910][ T32] r4:00000000 [ 1324.989933][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1324.989976][ T32] r9:83018005 r8:84b7b000 r7:00000000 r6:83018000 r5:00001000 r4:7f099000 [ 1324.989997][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1324.990038][ T32] r5:00001000 r4:e06bd000 [ 1324.990057][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1324.990125][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.990225][ T32] r5:85073b8c r4:85073800 [ 1324.990341][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1324.990392][ T32] r7:dddced40 r6:83018000 r5:85073b8c r4:84b0bc00 [ 1324.990411][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1324.990455][ T32] r10:61c88647 r9:84b7b000 r8:84b0bc2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1324.990928][ T32] r4:84b0bc00 [ 1324.997332][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1324.997411][ T32] r10:00000000 r9:84b0bc00 r8:8027ecf4 r7:e08b1e60 r6:85024400 r5:84b7b000 [ 1324.997436][ T32] r4:00000001 [ 1324.997471][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.997556][ T32] Exception stack(0xe08c5fb0 to 0xe08c5ff8) [ 1324.997589][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1324.997617][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.997643][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.997671][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1324.997692][ T32] r4:850d9680 [ 1324.997715][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.997942][ T32] INFO: task kworker/1:53:3251 blocked for more than 451 seconds. [ 1324.997979][ T32] Not tainted 6.15.0-syzkaller #0 [ 1324.998247][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.998273][ T32] task:kworker/1:53 state:D stack:0 pid:3251 tgid:3251 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.998520][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.998592][ T32] Call trace: [ 1324.998663][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1324.998911][ T32] r10:829189c0 r9:dfcddd84 r8:00000002 r7:60000113 r6:dfcddd8c r5:83cd0000 [ 1324.998937][ T32] r4:83cd0000 [ 1324.998956][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1324.998998][ T32] r5:83cd0000 r4:829189bc [ 1324.999017][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.999057][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.999107][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfcdde08 [ 1324.999173][ T32] r4:00000000 [ 1324.999193][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1324.999232][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1324.999272][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1324.999313][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a7a640 [ 1324.999492][ T32] r4:00000000 [ 1324.999515][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1324.999582][ T32] r9:83018205 r8:83cd0000 r7:00000000 r6:83018200 r5:00001000 r4:7f4f1000 [ 1324.999607][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1324.999648][ T32] r5:00001000 r4:ecd9b000 [ 1324.999667][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1324.999706][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.999744][ T32] r5:8482178c r4:84821400 [ 1324.999812][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1324.999871][ T32] r7:ddde2d40 r6:83018200 r5:8482178c r4:84946580 [ 1324.999895][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1324.999940][ T32] r10:61c88647 r9:83cd0000 r8:849465ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1325.000012][ T32] r4:84946580 [ 1325.000057][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1325.000132][ T32] r10:00000000 r9:84946580 r8:8027ecf4 r7:dfcd9e60 r6:8456ff80 r5:83cd0000 [ 1325.000170][ T32] r4:00000001 [ 1325.000190][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.000224][ T32] Exception stack(0xdfcddfb0 to 0xdfcddff8) [ 1325.000255][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1325.000284][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.000335][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.000367][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1325.000388][ T32] r4:8451cf80 [ 1325.011594][ T32] INFO: task kworker/1:53:3251 is blocked on a mutex likely owned by task kworker/0:313:3955. [ 1325.011676][ T32] task:kworker/0:313 state:R running task stack:0 pid:3955 tgid:3955 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.011746][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.011799][ T32] Call trace: [ 1325.011830][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1325.011884][ T32] r10:8280c9b4 r9:84b7b000 r8:80200be4 r7:e08c5d54 r6:ffffffff r5:84b7b000 [ 1325.011907][ T32] r4:00000000 [ 1325.011926][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.011986][ T32] Exception stack(0xe08c5d20 to 0xe08c5d68) [ 1325.012020][ T32] 5d20: bf7d3000 e0675000 00000001 80239b98 7f321000 00000001 82ac11c4 82ac05a0 [ 1325.012049][ T32] 5d40: 7f321000 e0675000 8280c9b4 e08c5d9c e08c5da0 e08c5d70 80230ad4 80239bb0 [ 1325.012072][ T32] 5d60: 80050013 ffffffff [ 1325.012100][ T32] r5:80050013 r4:80239bb0 [ 1325.012121][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1325.012164][ T32] r4:82ac11e4 [ 1325.012185][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.012227][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08c5dc0 r5:e08c5e08 [ 1325.012248][ T32] r4:e08c5dc0 [ 1325.012293][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1325.012340][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9900 [ 1325.012386][ T32] r4:00000000 [ 1325.012413][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1325.012459][ T32] r9:83018005 r8:84b7b000 r7:00000000 r6:83018000 r5:00001000 r4:7f099000 [ 1325.012480][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1325.012546][ T32] r5:00001000 r4:e06bd000 [ 1325.012569][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1325.012610][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.012648][ T32] r5:85073b8c r4:85073800 [ 1325.012668][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1325.012710][ T32] r7:dddced40 r6:83018000 r5:85073b8c r4:84b0bc00 [ 1325.012730][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1325.012773][ T32] r10:61c88647 r9:84b7b000 r8:84b0bc2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1325.012819][ T32] r4:84b0bc00 [ 1325.012842][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1325.012934][ T32] r10:00000000 r9:84b0bc00 r8:8027ecf4 r7:e08b1e60 r6:85024400 r5:84b7b000 [ 1325.012961][ T32] r4:00000001 [ 1325.012981][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.013015][ T32] Exception stack(0xe08c5fb0 to 0xe08c5ff8) [ 1325.013041][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1325.013070][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.013100][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.013141][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1325.013166][ T32] r4:850d9680 [ 1325.013187][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.013214][ T32] INFO: task kworker/1:54:3254 blocked for more than 451 seconds. [ 1325.013281][ T32] Not tainted 6.15.0-syzkaller #0 [ 1325.013309][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.013329][ T32] task:kworker/1:54 state:D stack:0 pid:3254 tgid:3254 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.013426][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.013468][ T32] Call trace: [ 1325.013529][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1325.013580][ T32] r10:829189c0 r9:dfce9d84 r8:00000002 r7:60000113 r6:dfce9d8c r5:83cd2400 [ 1325.013602][ T32] r4:83cd2400 [ 1325.013620][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1325.013661][ T32] r5:83cd2400 r4:829189bc [ 1325.013680][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.013719][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.013789][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfce9e08 [ 1325.013825][ T32] r4:00000000 [ 1325.013846][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1325.013932][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1325.014000][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1325.014060][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84656540 [ 1325.014140][ T32] r4:00000000 [ 1325.014165][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1325.014209][ T32] r9:83018205 r8:83cd2400 r7:00000000 r6:83018200 r5:00001000 r4:7f4bd000 [ 1325.014230][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1325.014269][ T32] r5:00001000 r4:df9fd000 [ 1325.014288][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1325.014381][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.014441][ T32] r5:8481f38c r4:8481f000 [ 1325.014462][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1325.014506][ T32] r7:ddde2d40 r6:83018200 r5:8481f38c r4:84946600 [ 1325.014526][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1325.014571][ T32] r10:61c88647 r9:83cd2400 r8:8494662c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1325.014592][ T32] r4:84946600 [ 1325.014610][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1325.014652][ T32] r10:00000000 r9:84946600 r8:8027ecf4 r7:dfcd9e60 r6:84654000 r5:83cd2400 [ 1325.014674][ T32] r4:00000001 [ 1325.014692][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.014916][ T32] Exception stack(0xdfce9fb0 to 0xdfce9ff8) [ 1325.014946][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1325.015024][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.015069][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.015152][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1325.015184][ T32] r4:84656040 [ 1325.015545][ T32] INFO: task kworker/1:54:3254 is blocked on a mutex likely owned by task kworker/0:313:3955. [ 1325.015580][ T32] task:kworker/0:313 state:R running task stack:0 pid:3955 tgid:3955 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.015910][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.016039][ T32] Call trace: [ 1325.016126][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1325.016181][ T32] r10:8280c9b4 r9:84b7b000 r8:80200be4 r7:e08c5d54 r6:ffffffff r5:84b7b000 [ 1325.016204][ T32] r4:00000000 [ 1325.016223][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.016365][ T32] Exception stack(0xe08c5d20 to 0xe08c5d68) [ 1325.016417][ T32] 5d20: bf7d3000 e0675000 00000001 80239b98 7f321000 00000001 82ac11c4 82ac05a0 [ 1325.016446][ T32] 5d40: 7f321000 e0675000 8280c9b4 e08c5d9c e08c5da0 e08c5d70 80230ad4 80239bb0 [ 1325.016469][ T32] 5d60: 80050013 ffffffff [ 1325.016495][ T32] r5:80050013 r4:80239bb0 [ 1325.016806][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1325.016854][ T32] r4:82ac11e4 [ 1325.016918][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.016973][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08c5dc0 r5:e08c5e08 [ 1325.017018][ T32] r4:e08c5dc0 [ 1325.017119][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1325.017228][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9900 [ 1325.017253][ T32] r4:00000000 [ 1325.017272][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1325.017316][ T32] r9:83018005 r8:84b7b000 r7:00000000 r6:83018000 r5:00001000 r4:7f099000 [ 1325.017337][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1325.017448][ T32] r5:00001000 r4:e06bd000 [ 1325.017494][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1325.017552][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.017592][ T32] r5:85073b8c r4:85073800 [ 1325.017611][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1325.017654][ T32] r7:dddced40 r6:83018000 r5:85073b8c r4:84b0bc00 [ 1325.017674][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1325.017718][ T32] r10:61c88647 r9:84b7b000 r8:84b0bc2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1325.017890][ T32] r4:84b0bc00 [ 1325.017913][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1325.017959][ T32] r10:00000000 r9:84b0bc00 r8:8027ecf4 r7:e08b1e60 r6:85024400 r5:84b7b000 [ 1325.017982][ T32] r4:00000001 [ 1325.018614][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.018653][ T32] Exception stack(0xe08c5fb0 to 0xe08c5ff8) [ 1325.018981][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1325.019011][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.019037][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.019101][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1325.019165][ T32] r4:850d9680 [ 1325.019201][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.019231][ T32] INFO: task kworker/1:55:3255 blocked for more than 451 seconds. [ 1325.019324][ T32] Not tainted 6.15.0-syzkaller #0 [ 1325.019658][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.019714][ T32] task:kworker/1:55 state:D stack:0 pid:3255 tgid:3255 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.019789][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.019883][ T32] Call trace: [ 1325.019916][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1325.019961][ T32] r10:829189c0 r9:dfcedd84 r8:00000002 r7:60000113 r6:dfcedd8c r5:83cd0c00 [ 1325.020007][ T32] r4:83cd0c00 [ 1325.020039][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1325.020103][ T32] r5:83cd0c00 r4:829189bc [ 1325.020125][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.020380][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.020439][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfcede08 [ 1325.020461][ T32] r4:00000000 [ 1325.020504][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1325.037025][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1325.037164][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1325.037216][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84656700 [ 1325.037240][ T32] r4:00000000 [ 1325.037284][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1325.037333][ T32] r9:83018205 r8:83cd0c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04f000 [ 1325.037354][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1325.037397][ T32] r5:00001000 r4:df981000 [ 1325.037448][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1325.037524][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.037590][ T32] r5:8481f78c r4:8481f400 [ 1325.037611][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1325.037655][ T32] r7:ddde2d40 r6:83018200 r5:8481f78c r4:84946680 [ 1325.037699][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1325.037755][ T32] r10:61c88647 r9:83cd0c00 r8:849466ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1325.037778][ T32] r4:84946680 [ 1325.037821][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1325.037895][ T32] r10:00000000 r9:84946680 r8:8027ecf4 r7:dfcd9e60 r6:84654080 r5:83cd0c00 [ 1325.037921][ T32] r4:00000001 [ 1325.037941][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.038002][ T32] Exception stack(0xdfcedfb0 to 0xdfcedff8) [ 1325.038035][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1325.038064][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.038089][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.038124][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1325.038145][ T32] r4:84656200 [ 1325.038646][ T32] INFO: task kworker/1:55:3255 is blocked on a mutex likely owned by task kworker/0:313:3955. [ 1325.038709][ T32] task:kworker/0:313 state:R running task stack:0 pid:3955 tgid:3955 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.038879][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.038956][ T32] Call trace: [ 1325.038994][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1325.039046][ T32] r10:8280c9b4 r9:84b7b000 r8:80200be4 r7:e08c5d54 r6:ffffffff r5:84b7b000 [ 1325.039070][ T32] r4:00000000 [ 1325.039089][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.039173][ T32] Exception stack(0xe08c5d20 to 0xe08c5d68) [ 1325.039257][ T32] 5d20: bf7d3000 e0675000 00000001 80239b98 7f321000 00000001 82ac11c4 82ac05a0 [ 1325.039316][ T32] 5d40: 7f321000 e0675000 8280c9b4 e08c5d9c e08c5da0 e08c5d70 80230ad4 80239bb0 [ 1325.039372][ T32] 5d60: 80050013 ffffffff [ 1325.039399][ T32] r5:80050013 r4:80239bb0 [ 1325.039419][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1325.039461][ T32] r4:82ac11e4 [ 1325.039481][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.039522][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08c5dc0 r5:e08c5e08 [ 1325.039568][ T32] r4:e08c5dc0 [ 1325.039591][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1325.039659][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9900 [ 1325.039684][ T32] r4:00000000 [ 1325.039703][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1325.039768][ T32] r9:83018005 r8:84b7b000 r7:00000000 r6:83018000 r5:00001000 r4:7f099000 [ 1325.039815][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1325.040083][ T32] r5:00001000 r4:e06bd000 [ 1325.040111][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1325.040152][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.040191][ T32] r5:85073b8c r4:85073800 [ 1325.040209][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1325.040250][ T32] r7:dddced40 r6:83018000 r5:85073b8c r4:84b0bc00 [ 1325.040271][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1325.040353][ T32] r10:61c88647 r9:84b7b000 r8:84b0bc2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1325.040378][ T32] r4:84b0bc00 [ 1325.040397][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1325.040443][ T32] r10:00000000 r9:84b0bc00 r8:8027ecf4 r7:e08b1e60 r6:85024400 r5:84b7b000 [ 1325.040601][ T32] r4:00000001 [ 1325.058279][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.058355][ T32] Exception stack(0xe08c5fb0 to 0xe08c5ff8) [ 1325.058390][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1325.058434][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.058465][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.058576][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1325.058604][ T32] r4:850d9680 [ 1325.058627][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.058667][ T32] INFO: task kworker/1:56:3257 blocked for more than 451 seconds. [ 1325.058783][ T32] Not tainted 6.15.0-syzkaller #0 [ 1325.058892][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.058931][ T32] task:kworker/1:56 state:D stack:0 pid:3257 tgid:3257 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.059034][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.059078][ T32] Call trace: [ 1325.059154][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1325.059282][ T32] r10:829189c0 r9:dfcf5d84 r8:00000002 r7:60000113 r6:dfcf5d8c r5:83cd1800 [ 1325.059308][ T32] r4:83cd1800 [ 1325.059328][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1325.059370][ T32] r5:83cd1800 r4:829189bc [ 1325.059390][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.059429][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.059473][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfcf5e08 [ 1325.059590][ T32] r4:00000000 [ 1325.059683][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1325.059725][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1325.059765][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1325.059806][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a7a000 [ 1325.059826][ T32] r4:00000000 [ 1325.059845][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1325.059938][ T32] r9:83018205 r8:83cd1800 r7:00000000 r6:83018200 r5:00001000 r4:7f4f9000 [ 1325.059963][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1325.060005][ T32] r5:00001000 r4:ecf77000 [ 1325.060024][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1325.060088][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.060138][ T32] r5:8482038c r4:84820000 [ 1325.060306][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1325.060355][ T32] r7:ddde2d40 r6:83018200 r5:8482038c r4:84946700 [ 1325.060377][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1325.060501][ T32] r10:61c88647 r9:83cd1800 r8:8494672c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1325.060569][ T32] r4:84946700 [ 1325.065691][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1325.066690][ T32] r10:00000000 r9:84946700 r8:8027ecf4 r7:dfcd9e60 r6:84654100 r5:83cd1800 [ 1325.066730][ T32] r4:00000001 [ 1325.066808][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.067298][ T32] Exception stack(0xdfcf5fb0 to 0xdfcf5ff8) [ 1325.067341][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1325.067376][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.067403][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.067432][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1325.067453][ T32] r4:84656340 [ 1325.068778][ T32] INFO: task kworker/1:56:3257 is blocked on a mutex likely owned by task kworker/0:313:3955. [ 1325.070276][ T32] task:kworker/0:313 state:R running task stack:0 pid:3955 tgid:3955 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.070361][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.070411][ T32] Call trace: [ 1325.070487][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1325.081180][ T32] r10:8280c9b4 r9:84b7b000 r8:80200be4 r7:e08c5d54 r6:ffffffff r5:84b7b000 [ 1325.081330][ T32] r4:00000000 [ 1325.081399][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.081541][ T32] Exception stack(0xe08c5d20 to 0xe08c5d68) [ 1325.081634][ T32] 5d20: bf7d3000 e0675000 00000001 80239b98 7f321000 00000001 82ac11c4 82ac05a0 [ 1325.081694][ T32] 5d40: 7f321000 e0675000 8280c9b4 e08c5d9c e08c5da0 e08c5d70 80230ad4 80239bb0 [ 1325.081755][ T32] 5d60: 80050013 ffffffff [ 1325.081804][ T32] r5:80050013 r4:80239bb0 [ 1325.081847][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1325.081932][ T32] r4:82ac11e4 [ 1325.081976][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.082072][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08c5dc0 r5:e08c5e08 [ 1325.082138][ T32] r4:e08c5dc0 [ 1325.082188][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1325.082269][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9900 [ 1325.082318][ T32] r4:00000000 [ 1325.082362][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1325.082452][ T32] r9:83018005 r8:84b7b000 r7:00000000 r6:83018000 r5:00001000 r4:7f099000 [ 1325.082501][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1325.082583][ T32] r5:00001000 r4:e06bd000 [ 1325.082623][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1325.082701][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.082779][ T32] r5:85073b8c r4:85073800 [ 1325.082817][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1325.082922][ T32] r7:dddced40 r6:83018000 r5:85073b8c r4:84b0bc00 [ 1325.082973][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1325.083062][ T32] r10:61c88647 r9:84b7b000 r8:84b0bc2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1325.083243][ T32] r4:84b0bc00 [ 1325.083299][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1325.083389][ T32] r10:00000000 r9:84b0bc00 r8:8027ecf4 r7:e08b1e60 r6:85024400 r5:84b7b000 [ 1325.083455][ T32] r4:00000001 [ 1325.083525][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.083609][ T32] Exception stack(0xe08c5fb0 to 0xe08c5ff8) [ 1325.083668][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1325.083722][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.083788][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.083848][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1325.083886][ T32] r4:850d9680 [ 1325.083926][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.083970][ T32] INFO: task kworker/1:57:3259 blocked for more than 451 seconds. [ 1325.084022][ T32] Not tainted 6.15.0-syzkaller #0 [ 1325.084152][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.084195][ T32] task:kworker/1:57 state:D stack:0 pid:3259 tgid:3259 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.084313][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.084601][ T32] Call trace: [ 1325.084770][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1325.084871][ T32] r10:829189c0 r9:dfcfdd84 r8:00000002 r7:60000113 r6:dfcfdd8c r5:83cd3000 [ 1325.084942][ T32] r4:83cd3000 [ 1325.085019][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1325.085116][ T32] r5:83cd3000 r4:829189bc [ 1325.085163][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.085249][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.085327][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfcfde08 [ 1325.085381][ T32] r4:00000000 [ 1325.085418][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1325.085754][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1325.085824][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1325.085909][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84656680 [ 1325.086171][ T32] r4:00000000 [ 1325.086207][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1325.086275][ T32] r9:83018205 r8:83cd3000 r7:00000000 r6:83018200 r5:00001000 r4:7f509000 [ 1325.086309][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1325.086373][ T32] r5:00001000 r4:ed2c3000 [ 1325.086567][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1325.086635][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.086739][ T32] r5:8481fb8c r4:8481f800 [ 1325.086774][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1325.086845][ T32] r7:ddde2d40 r6:83018200 r5:8481fb8c r4:84946780 [ 1325.086878][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1325.086952][ T32] r10:61c88647 r9:83cd3000 r8:849467ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1325.087108][ T32] r4:84946780 [ 1325.087168][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1325.087453][ T32] r10:00000000 r9:84946780 r8:8027ecf4 r7:dfcf5e60 r6:84654180 r5:83cd3000 [ 1325.087804][ T32] r4:00000001 [ 1325.087838][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.087895][ T32] Exception stack(0xdfcfdfb0 to 0xdfcfdff8) [ 1325.087937][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1325.087982][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.088025][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.088074][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1325.088201][ T32] r4:84656280 [ 1325.089073][ T32] INFO: task kworker/1:57:3259 is blocked on a mutex likely owned by task kworker/0:313:3955. [ 1325.089139][ T32] task:kworker/0:313 state:R running task stack:0 pid:3955 tgid:3955 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.089317][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.089389][ T32] Call trace: [ 1325.089698][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1325.089990][ T32] r10:8280c9b4 r9:84b7b000 r8:80200be4 r7:e08c5d54 r6:ffffffff r5:84b7b000 [ 1325.090032][ T32] r4:00000000 [ 1325.090068][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.090140][ T32] Exception stack(0xe08c5d20 to 0xe08c5d68) [ 1325.090188][ T32] 5d20: bf7d3000 e0675000 00000001 80239b98 7f321000 00000001 82ac11c4 82ac05a0 [ 1325.090236][ T32] 5d40: 7f321000 e0675000 8280c9b4 e08c5d9c e08c5da0 e08c5d70 80230ad4 80239bb0 [ 1325.090274][ T32] 5d60: 80050013 ffffffff [ 1325.090311][ T32] r5:80050013 r4:80239bb0 [ 1325.090361][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1325.090434][ T32] r4:82ac11e4 [ 1325.090466][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.090589][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08c5dc0 r5:e08c5e08 [ 1325.113495][ T32] r4:e08c5dc0 [ 1325.113588][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1325.113740][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9900 [ 1325.113794][ T32] r4:00000000 [ 1325.113838][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1325.113936][ T32] r9:83018005 r8:84b7b000 r7:00000000 r6:83018000 r5:00001000 r4:7f099000 [ 1325.113987][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1325.114078][ T32] r5:00001000 r4:e06bd000 [ 1325.114134][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1325.114224][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.114334][ T32] r5:85073b8c r4:85073800 [ 1325.114400][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1325.114500][ T32] r7:dddced40 r6:83018000 r5:85073b8c r4:84b0bc00 [ 1325.114561][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1325.114746][ T32] r10:61c88647 r9:84b7b000 r8:84b0bc2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1325.114802][ T32] r4:84b0bc00 [ 1325.114955][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1325.115078][ T32] r10:00000000 r9:84b0bc00 r8:8027ecf4 r7:e08b1e60 r6:85024400 r5:84b7b000 [ 1325.115167][ T32] r4:00000001 [ 1325.115214][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.115338][ T32] Exception stack(0xe08c5fb0 to 0xe08c5ff8) [ 1325.115412][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1325.115480][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.115543][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.115610][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1325.115666][ T32] r4:850d9680 [ 1325.115727][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.115789][ T32] INFO: task kworker/1:58:3261 blocked for more than 451 seconds. [ 1325.115863][ T32] Not tainted 6.15.0-syzkaller #0 [ 1325.115941][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.115992][ T32] task:kworker/1:58 state:D stack:0 pid:3261 tgid:3261 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.116116][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.116239][ T32] Call trace: [ 1325.116306][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1325.116408][ T32] r10:829189c0 r9:dfd05d84 r8:00000002 r7:60000113 r6:dfd05d8c r5:83cd5400 [ 1325.116462][ T32] r4:83cd5400 [ 1325.116509][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1325.116595][ T32] r5:83cd5400 r4:829189bc [ 1325.116638][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.116778][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.116891][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfd05e08 [ 1325.116941][ T32] r4:00000000 [ 1325.116985][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1325.117070][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1325.117165][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1325.117278][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84656840 [ 1325.117336][ T32] r4:00000000 [ 1325.117384][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1325.117493][ T32] r9:83018205 r8:83cd5400 r7:00000000 r6:83018200 r5:00001000 r4:7f505000 [ 1325.117563][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1325.117655][ T32] r5:00001000 r4:ed277000 [ 1325.117703][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1325.117788][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.117874][ T32] r5:8481d38c r4:8481d000 [ 1325.117918][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1325.118008][ T32] r7:ddde2d40 r6:83018200 r5:8481d38c r4:84946880 [ 1325.118054][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1325.118156][ T32] r10:61c88647 r9:83cd5400 r8:849468ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1325.118206][ T32] r4:84946880 [ 1325.118249][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1325.118341][ T32] r10:00000000 r9:84946880 r8:8027ecf4 r7:dfcf5e60 r6:84654200 r5:83cd5400 [ 1325.118415][ T32] r4:00000001 [ 1325.118465][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.118561][ T32] Exception stack(0xdfd05fb0 to 0xdfd05ff8) [ 1325.118643][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1325.118711][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.118771][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.118836][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1325.118883][ T32] r4:84656680 [ 1325.119833][ T32] INFO: task kworker/1:58:3261 is blocked on a mutex likely owned by task kworker/0:313:3955. [ 1325.119914][ T32] task:kworker/0:313 state:R running task stack:0 pid:3955 tgid:3955 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.120040][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.120173][ T32] Call trace: [ 1325.120242][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1325.120345][ T32] r10:8280c9b4 r9:84b7b000 r8:80200be4 r7:e08c5d54 r6:ffffffff r5:84b7b000 [ 1325.120399][ T32] r4:00000000 [ 1325.120442][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.134421][ T32] Exception stack(0xe08c5d20 to 0xe08c5d68) [ 1325.134612][ T32] 5d20: bf7d3000 e0675000 00000001 80239b98 7f321000 00000001 82ac11c4 82ac05a0 [ 1325.134849][ T32] 5d40: 7f321000 e0675000 8280c9b4 e08c5d9c e08c5da0 e08c5d70 80230ad4 80239bb0 [ 1325.134917][ T32] 5d60: 80050013 ffffffff [ 1325.134979][ T32] r5:80050013 r4:80239bb0 [ 1325.135031][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1325.135204][ T32] r4:82ac11e4 [ 1325.135253][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.135340][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08c5dc0 r5:e08c5e08 [ 1325.135394][ T32] r4:e08c5dc0 [ 1325.135442][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1325.135555][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9900 [ 1325.135616][ T32] r4:00000000 [ 1325.135663][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1325.135756][ T32] r9:83018005 r8:84b7b000 r7:00000000 r6:83018000 r5:00001000 r4:7f099000 [ 1325.135819][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1325.135926][ T32] r5:00001000 r4:e06bd000 [ 1325.136002][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1325.136093][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.136203][ T32] r5:85073b8c r4:85073800 [ 1325.136256][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1325.136349][ T32] r7:dddced40 r6:83018000 r5:85073b8c r4:84b0bc00 [ 1325.136419][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1325.136521][ T32] r10:61c88647 r9:84b7b000 r8:84b0bc2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1325.136593][ T32] r4:84b0bc00 [ 1325.136642][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1325.136741][ T32] r10:00000000 r9:84b0bc00 r8:8027ecf4 r7:e08b1e60 r6:85024400 r5:84b7b000 [ 1325.136815][ T32] r4:00000001 [ 1325.136870][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.136969][ T32] Exception stack(0xe08c5fb0 to 0xe08c5ff8) [ 1325.137040][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1325.137175][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.137246][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.137314][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1325.137366][ T32] r4:850d9680 [ 1325.137421][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.137486][ T32] INFO: task kworker/1:59:3263 blocked for more than 451 seconds. [ 1325.137760][ T32] Not tainted 6.15.0-syzkaller #0 [ 1325.137839][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.137888][ T32] task:kworker/1:59 state:D stack:0 pid:3263 tgid:3263 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.138003][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.138208][ T32] Call trace: [ 1325.138343][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1325.138453][ T32] r10:829189c0 r9:dfd0dd84 r8:00000002 r7:60000013 r6:dfd0dd8c r5:83cd4800 [ 1325.138505][ T32] r4:83cd4800 [ 1325.138549][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1325.138639][ T32] r5:83cd4800 r4:829189bc [ 1325.138677][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.138744][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.138820][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfd0de08 [ 1325.138855][ T32] r4:00000000 [ 1325.138904][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1325.138972][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1325.139032][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1325.139247][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84656a00 [ 1325.139296][ T32] r4:00000000 [ 1325.139328][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1325.139399][ T32] r9:83018205 r8:83cd4800 r7:00000000 r6:83018200 r5:00001000 r4:7f503000 [ 1325.139435][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1325.139495][ T32] r5:00001000 r4:ed247000 [ 1325.139525][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1325.139585][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.139657][ T32] r5:8481cb8c r4:8481c800 [ 1325.139691][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1325.139769][ T32] r7:ddde2d40 r6:83018200 r5:8481cb8c r4:84946800 [ 1325.139805][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1325.139879][ T32] r10:61c88647 r9:83cd4800 r8:8494682c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1325.139916][ T32] r4:84946800 [ 1325.139945][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1325.140110][ T32] r10:00000000 r9:84946800 r8:8027ecf4 r7:dfcf5e60 r6:84654280 r5:83cd4800 [ 1325.140151][ T32] r4:00000001 [ 1325.140181][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.140235][ T32] Exception stack(0xdfd0dfb0 to 0xdfd0dff8) [ 1325.140321][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1325.140385][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.140431][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.140476][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1325.140567][ T32] r4:84656480 [ 1325.151922][ T32] INFO: task kworker/1:59:3263 is blocked on a mutex likely owned by task kworker/0:313:3955. [ 1325.152012][ T32] task:kworker/0:313 state:R running task stack:0 pid:3955 tgid:3955 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.152134][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.152221][ T32] Call trace: [ 1325.152271][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1325.152358][ T32] r10:8280c9b4 r9:84b7b000 r8:80200be4 r7:e08c5d54 r6:ffffffff r5:84b7b000 [ 1325.152395][ T32] r4:00000000 [ 1325.152426][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.152487][ T32] Exception stack(0xe08c5d20 to 0xe08c5d68) [ 1325.152555][ T32] 5d20: bf7d3000 e0675000 00000001 80239b98 7f321000 00000001 82ac11c4 82ac05a0 [ 1325.152609][ T32] 5d40: 7f321000 e0675000 8280c9b4 e08c5d9c e08c5da0 e08c5d70 80230ad4 80239bb0 [ 1325.152647][ T32] 5d60: 80050013 ffffffff [ 1325.152687][ T32] r5:80050013 r4:80239bb0 [ 1325.152779][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1325.152886][ T32] r4:82ac11e4 [ 1325.152977][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.153068][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08c5dc0 r5:e08c5e08 [ 1325.153133][ T32] r4:e08c5dc0 [ 1325.153176][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1325.153270][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9900 [ 1325.153309][ T32] r4:00000000 [ 1325.153352][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1325.153438][ T32] r9:83018005 r8:84b7b000 r7:00000000 r6:83018000 r5:00001000 r4:7f099000 [ 1325.153473][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1325.153542][ T32] r5:00001000 r4:e06bd000 [ 1325.153576][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1325.153640][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.153704][ T32] r5:85073b8c r4:85073800 [ 1325.153736][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1325.153815][ T32] r7:dddced40 r6:83018000 r5:85073b8c r4:84b0bc00 [ 1325.153862][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1325.153978][ T32] r10:61c88647 r9:84b7b000 r8:84b0bc2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1325.154036][ T32] r4:84b0bc00 [ 1325.154080][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1325.154193][ T32] r10:00000000 r9:84b0bc00 r8:8027ecf4 r7:e08b1e60 r6:85024400 r5:84b7b000 [ 1325.154235][ T32] r4:00000001 [ 1325.154265][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.154319][ T32] Exception stack(0xe08c5fb0 to 0xe08c5ff8) [ 1325.154362][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1325.154409][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.154450][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.154497][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1325.154609][ T32] r4:850d9680 [ 1325.154807][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.154855][ T32] INFO: task kworker/1:60:3265 blocked for more than 451 seconds. [ 1325.154905][ T32] Not tainted 6.15.0-syzkaller #0 [ 1325.154952][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.154996][ T32] task:kworker/1:60 state:D stack:0 pid:3265 tgid:3265 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.155135][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.155237][ T32] Call trace: [ 1325.155312][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1325.155399][ T32] r10:829189c0 r9:dfd15d84 r8:00000002 r7:60000013 r6:dfd15d8c r5:83cd3c00 [ 1325.155434][ T32] r4:83cd3c00 [ 1325.155464][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1325.155528][ T32] r5:83cd3c00 r4:829189bc [ 1325.155559][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.155620][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.155715][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfd15e08 [ 1325.155767][ T32] r4:00000000 [ 1325.155804][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1325.155865][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1325.155942][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1325.156011][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84656f80 [ 1325.156046][ T32] r4:00000000 [ 1325.156078][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1325.156161][ T32] r9:83018205 r8:83cd3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f4fd000 [ 1325.156207][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1325.156292][ T32] r5:00001000 r4:ed099000 [ 1325.156335][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1325.156422][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.156511][ T32] r5:84817b8c r4:84817800 [ 1325.156554][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1325.156639][ T32] r7:ddde2d40 r6:83018200 r5:84817b8c r4:84946900 [ 1325.156685][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1325.156781][ T32] r10:61c88647 r9:83cd3c00 r8:8494692c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1325.156833][ T32] r4:84946900 [ 1325.156873][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1325.156959][ T32] r10:00000000 r9:84946900 r8:8027ecf4 r7:dfcf5e60 r6:84654300 r5:83cd3c00 [ 1325.157005][ T32] r4:00000001 [ 1325.157046][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.157131][ T32] Exception stack(0xdfd15fb0 to 0xdfd15ff8) [ 1325.157186][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1325.157246][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.157298][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.157358][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1325.157409][ T32] r4:84656880 [ 1325.158056][ T32] INFO: task kworker/1:60:3265 is blocked on a mutex likely owned by task kworker/0:313:3955. [ 1325.158410][ T32] task:kworker/0:313 state:R running task stack:0 pid:3955 tgid:3955 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.158550][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.158645][ T32] Call trace: [ 1325.158725][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1325.158830][ T32] r10:8280c9b4 r9:84b7b000 r8:80200be4 r7:e08c5d54 r6:ffffffff r5:84b7b000 [ 1325.158885][ T32] r4:00000000 [ 1325.158931][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.159015][ T32] Exception stack(0xe08c5d20 to 0xe08c5d68) [ 1325.159084][ T32] 5d20: bf7d3000 e0675000 00000001 80239b98 7f321000 00000001 82ac11c4 82ac05a0 [ 1325.159182][ T32] 5d40: 7f321000 e0675000 8280c9b4 e08c5d9c e08c5da0 e08c5d70 80230ad4 80239bb0 [ 1325.159238][ T32] 5d60: 80050013 ffffffff [ 1325.159292][ T32] r5:80050013 r4:80239bb0 [ 1325.159344][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1325.159439][ T32] r4:82ac11e4 [ 1325.159486][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.159578][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08c5dc0 r5:e08c5e08 [ 1325.159627][ T32] r4:e08c5dc0 [ 1325.159671][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1325.159759][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9900 [ 1325.159812][ T32] r4:00000000 [ 1325.159856][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1325.159943][ T32] r9:83018005 r8:84b7b000 r7:00000000 r6:83018000 r5:00001000 r4:7f099000 [ 1325.159989][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1325.160074][ T32] r5:00001000 r4:e06bd000 [ 1325.160128][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1325.160196][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.160257][ T32] r5:85073b8c r4:85073800 [ 1325.160287][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1325.160356][ T32] r7:dddced40 r6:83018000 r5:85073b8c r4:84b0bc00 [ 1325.160401][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1325.160551][ T32] r10:61c88647 r9:84b7b000 r8:84b0bc2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1325.177018][ T32] r4:84b0bc00 [ 1325.177076][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1325.177191][ T32] r10:00000000 r9:84b0bc00 r8:8027ecf4 r7:e08b1e60 r6:85024400 r5:84b7b000 [ 1325.177227][ T32] r4:00000001 [ 1325.177258][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.177315][ T32] Exception stack(0xe08c5fb0 to 0xe08c5ff8) [ 1325.177362][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1325.177427][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.177533][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.177610][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1325.177666][ T32] r4:850d9680 [ 1325.177728][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.177804][ T32] INFO: task kworker/1:61:3267 blocked for more than 451 seconds. [ 1325.177871][ T32] Not tainted 6.15.0-syzkaller #0 [ 1325.177926][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.177972][ T32] task:kworker/1:61 state:D stack:0 pid:3267 tgid:3267 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.178083][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.178184][ T32] Call trace: [ 1325.178280][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1325.178384][ T32] r10:829189c0 r9:dfd1dd84 r8:00000002 r7:60000013 r6:dfd1dd8c r5:841d6000 [ 1325.178433][ T32] r4:841d6000 [ 1325.178487][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1325.178575][ T32] r5:841d6000 r4:829189bc [ 1325.178619][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.178702][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.178797][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfd1de08 [ 1325.178848][ T32] r4:00000000 [ 1325.178892][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1325.178970][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1325.179054][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1325.179174][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847d0e80 [ 1325.179225][ T32] r4:00000000 [ 1325.179269][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1325.179363][ T32] r9:83018205 r8:841d6000 r7:00000000 r6:83018200 r5:00001000 r4:7f4fb000 [ 1325.179415][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1325.179500][ T32] r5:00001000 r4:ed037000 [ 1325.179544][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1325.179628][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.179711][ T32] r5:84817f8c r4:84817c00 [ 1325.179755][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1325.179844][ T32] r7:ddde2d40 r6:83018200 r5:84817f8c r4:84946980 [ 1325.179903][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1325.179998][ T32] r10:61c88647 r9:841d6000 r8:849469ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1325.180048][ T32] r4:84946980 [ 1325.180110][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1325.180206][ T32] r10:00000000 r9:84946980 r8:8027ecf4 r7:dfcf5e60 r6:84654380 r5:841d6000 [ 1325.180258][ T32] r4:00000001 [ 1325.180325][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.180414][ T32] Exception stack(0xdfd1dfb0 to 0xdfd1dff8) [ 1325.180472][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1325.180537][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.187670][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.187776][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1325.187817][ T32] r4:84656880 [ 1325.188681][ T32] INFO: task kworker/1:61:3267 is blocked on a mutex likely owned by task kworker/0:313:3955. [ 1325.188764][ T32] task:kworker/0:313 state:R running task stack:0 pid:3955 tgid:3955 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.188900][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.189008][ T32] Call trace: [ 1325.189075][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1325.189203][ T32] r10:8280c9b4 r9:84b7b000 r8:80200be4 r7:e08c5d54 r6:ffffffff r5:84b7b000 [ 1325.189297][ T32] r4:00000000 [ 1325.189350][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.189437][ T32] Exception stack(0xe08c5d20 to 0xe08c5d68) [ 1325.189502][ T32] 5d20: bf7d3000 e0675000 00000001 80239b98 7f321000 00000001 82ac11c4 82ac05a0 [ 1325.189590][ T32] 5d40: 7f321000 e0675000 8280c9b4 e08c5d9c e08c5da0 e08c5d70 80230ad4 80239bb0 [ 1325.189650][ T32] 5d60: 80050013 ffffffff [ 1325.189811][ T32] r5:80050013 r4:80239bb0 [ 1325.189873][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1325.189966][ T32] r4:82ac11e4 [ 1325.190028][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.190135][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08c5dc0 r5:e08c5e08 [ 1325.190187][ T32] r4:e08c5dc0 [ 1325.190232][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1325.190335][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9900 [ 1325.190387][ T32] r4:00000000 [ 1325.190442][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1325.190614][ T32] r9:83018005 r8:84b7b000 r7:00000000 r6:83018000 r5:00001000 r4:7f099000 [ 1325.197533][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1325.197664][ T32] r5:00001000 r4:e06bd000 [ 1325.197756][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1325.197860][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.197947][ T32] r5:85073b8c r4:85073800 [ 1325.197992][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1325.198093][ T32] r7:dddced40 r6:83018000 r5:85073b8c r4:84b0bc00 [ 1325.198153][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1325.198265][ T32] r10:61c88647 r9:84b7b000 r8:84b0bc2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1325.198322][ T32] r4:84b0bc00 [ 1325.198402][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1325.198512][ T32] r10:00000000 r9:84b0bc00 r8:8027ecf4 r7:e08b1e60 r6:85024400 r5:84b7b000 [ 1325.198563][ T32] r4:00000001 [ 1325.198608][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.198684][ T32] Exception stack(0xe08c5fb0 to 0xe08c5ff8) [ 1325.198748][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1325.198814][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.198874][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.198938][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1325.198990][ T32] r4:850d9680 [ 1325.199064][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.199158][ T32] INFO: task kworker/1:62:3270 blocked for more than 451 seconds. [ 1325.199225][ T32] Not tainted 6.15.0-syzkaller #0 [ 1325.199278][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.199344][ T32] task:kworker/1:62 state:D stack:0 pid:3270 tgid:3270 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.199475][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.199570][ T32] Call trace: [ 1325.199622][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1325.199701][ T32] r10:829189c0 r9:dfd35d84 r8:00000002 r7:60000113 r6:dfd35d8c r5:83cd6c00 [ 1325.199739][ T32] r4:83cd6c00 [ 1325.199770][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1325.199857][ T32] r5:83cd6c00 r4:829189bc [ 1325.199893][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.199957][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.200030][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfd35e08 [ 1325.200125][ T32] r4:00000000 [ 1325.200185][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1325.200377][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1325.200448][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1325.200565][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a7a400 [ 1325.207428][ T32] r4:00000000 [ 1325.207487][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1325.207607][ T32] r9:83018205 r8:83cd6c00 r7:00000000 r6:83018200 r5:00001000 r4:7f4f7000 [ 1325.207648][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1325.207719][ T32] r5:00001000 r4:ecf0d000 [ 1325.207762][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1325.207832][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.207918][ T32] r5:8482078c r4:84820400 [ 1325.207954][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1325.208030][ T32] r7:ddde2d40 r6:83018200 r5:8482078c r4:84946a00 [ 1325.208140][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1325.208263][ T32] r10:61c88647 r9:83cd6c00 r8:84946a2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1325.208328][ T32] r4:84946a00 [ 1325.208364][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1325.208439][ T32] r10:00000000 r9:84946a00 r8:8027ecf4 r7:dfcf5e60 r6:84654400 r5:83cd6c00 [ 1325.208521][ T32] r4:00000001 [ 1325.208556][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.208626][ T32] Exception stack(0xdfd35fb0 to 0xdfd35ff8) [ 1325.208687][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1325.208738][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.208898][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.208953][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1325.208989][ T32] r4:846568c0 [ 1325.209836][ T32] INFO: task kworker/1:62:3270 is blocked on a mutex likely owned by task kworker/0:313:3955. [ 1325.209917][ T32] task:kworker/0:313 state:R running task stack:0 pid:3955 tgid:3955 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.210077][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.210190][ T32] Call trace: [ 1325.210350][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1325.210445][ T32] r10:8280c9b4 r9:84b7b000 r8:80200be4 r7:e08c5d54 r6:ffffffff r5:84b7b000 [ 1325.210482][ T32] r4:00000000 [ 1325.217847][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.218048][ T32] Exception stack(0xe08c5d20 to 0xe08c5d68) [ 1325.218177][ T32] 5d20: bf7d3000 e0675000 00000001 80239b98 7f321000 00000001 82ac11c4 82ac05a0 [ 1325.218262][ T32] 5d40: 7f321000 e0675000 8280c9b4 e08c5d9c e08c5da0 e08c5d70 80230ad4 80239bb0 [ 1325.218316][ T32] 5d60: 80050013 ffffffff [ 1325.218374][ T32] r5:80050013 r4:80239bb0 [ 1325.218421][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1325.218516][ T32] r4:82ac11e4 [ 1325.218560][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.218651][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08c5dc0 r5:e08c5e08 [ 1325.218702][ T32] r4:e08c5dc0 [ 1325.218771][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1325.218868][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9900 [ 1325.218931][ T32] r4:00000000 [ 1325.218975][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1325.219084][ T32] r9:83018005 r8:84b7b000 r7:00000000 r6:83018000 r5:00001000 r4:7f099000 [ 1325.219171][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1325.219264][ T32] r5:00001000 r4:e06bd000 [ 1325.219328][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1325.219478][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.219573][ T32] r5:85073b8c r4:85073800 [ 1325.219619][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1325.219716][ T32] r7:dddced40 r6:83018000 r5:85073b8c r4:84b0bc00 [ 1325.219777][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1325.219880][ T32] r10:61c88647 r9:84b7b000 r8:84b0bc2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1325.219932][ T32] r4:84b0bc00 [ 1325.219976][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1325.220069][ T32] r10:00000000 r9:84b0bc00 r8:8027ecf4 r7:e08b1e60 r6:85024400 r5:84b7b000 [ 1325.220152][ T32] r4:00000001 [ 1325.220223][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.220305][ T32] Exception stack(0xe08c5fb0 to 0xe08c5ff8) [ 1325.220364][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1325.220428][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.220486][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.220596][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1325.227288][ T32] r4:850d9680 [ 1325.227354][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.227405][ T32] INFO: task kworker/1:63:3273 blocked for more than 451 seconds. [ 1325.227487][ T32] Not tainted 6.15.0-syzkaller #0 [ 1325.227580][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.227680][ T32] task:kworker/1:63 state:D stack:0 pid:3273 tgid:3273 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.227781][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.227868][ T32] Call trace: [ 1325.227918][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1325.228048][ T32] r10:829189c0 r9:dfd51d84 r8:00000002 r7:60000013 r6:dfd51d8c r5:849f0c00 [ 1325.228091][ T32] r4:849f0c00 [ 1325.228130][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1325.228198][ T32] r5:849f0c00 r4:829189bc [ 1325.228230][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.228292][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.228369][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfd51e08 [ 1325.228405][ T32] r4:00000000 [ 1325.228449][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1325.228516][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1325.228589][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1325.228659][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a7a080 [ 1325.228709][ T32] r4:00000000 [ 1325.228744][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1325.228813][ T32] r9:83018205 r8:849f0c00 r7:00000000 r6:83018200 r5:00001000 r4:7f4eb000 [ 1325.228846][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1325.228995][ T32] r5:00001000 r4:ecc47000 [ 1325.229054][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1325.229133][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.229197][ T32] r5:8482278c r4:84822400 [ 1325.229228][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1325.229298][ T32] r7:ddde2d40 r6:83018200 r5:8482278c r4:84946a80 [ 1325.229331][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1325.229404][ T32] r10:61c88647 r9:849f0c00 r8:84946aac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1325.229439][ T32] r4:84946a80 [ 1325.229491][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1325.229571][ T32] r10:00000000 r9:84946a80 r8:8027ecf4 r7:dfd35e60 r6:84654480 r5:849f0c00 [ 1325.229614][ T32] r4:00000001 [ 1325.229647][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.229717][ T32] Exception stack(0xdfd51fb0 to 0xdfd51ff8) [ 1325.229764][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1325.229831][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.229878][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.229925][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1325.230016][ T32] r4:84656cc0 [ 1325.238165][ T32] INFO: task kworker/1:63:3273 is blocked on a mutex likely owned by task kworker/0:313:3955. [ 1325.238326][ T32] task:kworker/0:313 state:R running task stack:0 pid:3955 tgid:3955 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.238466][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.238565][ T32] Call trace: [ 1325.238616][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1325.238724][ T32] r10:8280c9b4 r9:84b7b000 r8:80200be4 r7:e08c5d54 r6:ffffffff r5:84b7b000 [ 1325.238767][ T32] r4:00000000 [ 1325.238800][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.238873][ T32] Exception stack(0xe08c5d20 to 0xe08c5d68) [ 1325.238967][ T32] 5d20: bf7d3000 e0675000 00000001 80239b98 7f321000 00000001 82ac11c4 82ac05a0 [ 1325.239044][ T32] 5d40: 7f321000 e0675000 8280c9b4 e08c5d9c e08c5da0 e08c5d70 80230ad4 80239bb0 [ 1325.239087][ T32] 5d60: 80050013 ffffffff [ 1325.239218][ T32] r5:80050013 r4:80239bb0 [ 1325.239270][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1325.239357][ T32] r4:82ac11e4 [ 1325.239460][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.239543][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08c5dc0 r5:e08c5e08 [ 1325.239581][ T32] r4:e08c5dc0 [ 1325.239612][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1325.239722][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9900 [ 1325.239762][ T32] r4:00000000 [ 1325.239876][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1325.239958][ T32] r9:83018005 r8:84b7b000 r7:00000000 r6:83018000 r5:00001000 r4:7f099000 [ 1325.239992][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1325.240057][ T32] r5:00001000 r4:e06bd000 [ 1325.240114][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1325.240184][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.240247][ T32] r5:85073b8c r4:85073800 [ 1325.240279][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1325.240371][ T32] r7:dddced40 r6:83018000 r5:85073b8c r4:84b0bc00 [ 1325.240432][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1325.240558][ T32] r10:61c88647 r9:84b7b000 r8:84b0bc2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1325.247721][ T32] r4:84b0bc00 [ 1325.247793][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1325.247924][ T32] r10:00000000 r9:84b0bc00 r8:8027ecf4 r7:e08b1e60 r6:85024400 r5:84b7b000 [ 1325.247978][ T32] r4:00000001 [ 1325.248013][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.248072][ T32] Exception stack(0xe08c5fb0 to 0xe08c5ff8) [ 1325.248139][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1325.248187][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.248232][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.248280][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1325.248315][ T32] r4:850d9680 [ 1325.248354][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.248425][ T32] INFO: task kworker/1:64:3274 blocked for more than 451 seconds. [ 1325.248481][ T32] Not tainted 6.15.0-syzkaller #0 [ 1325.248522][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.248556][ T32] task:kworker/1:64 state:D stack:0 pid:3274 tgid:3274 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.248642][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.248723][ T32] Call trace: [ 1325.248810][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1325.248889][ T32] r10:829189c0 r9:dfd55d84 r8:00000002 r7:60000013 r6:dfd55d8c r5:849f1800 [ 1325.248925][ T32] r4:849f1800 [ 1325.248972][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1325.249041][ T32] r5:849f1800 r4:829189bc [ 1325.249073][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.249143][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.249217][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfd55e08 [ 1325.249252][ T32] r4:00000000 [ 1325.249283][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1325.249342][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1325.249429][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1325.249504][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a7a180 [ 1325.249540][ T32] r4:00000000 [ 1325.249658][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1325.249734][ T32] r9:83018205 r8:849f1800 r7:00000000 r6:83018200 r5:00001000 r4:7f4f5000 [ 1325.249781][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1325.249849][ T32] r5:00001000 r4:ecebd000 [ 1325.249881][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1325.249944][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.250006][ T32] r5:84820f8c r4:84820c00 [ 1325.250038][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1325.250109][ T32] r7:ddde2d40 r6:83018200 r5:84820f8c r4:84946b00 [ 1325.250144][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1325.250216][ T32] r10:61c88647 r9:849f1800 r8:84946b2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1325.250252][ T32] r4:84946b00 [ 1325.250282][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1325.250350][ T32] r10:00000000 r9:84946b00 r8:8027ecf4 r7:dfd51e60 r6:84654500 r5:849f1800 [ 1325.250389][ T32] r4:00000001 [ 1325.250419][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.250473][ T32] Exception stack(0xdfd55fb0 to 0xdfd55ff8) [ 1325.250518][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1325.257874][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.258017][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.258091][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1325.258154][ T32] r4:84656cc0 [ 1325.259020][ T32] INFO: task kworker/1:64:3274 is blocked on a mutex likely owned by task kworker/0:313:3955. [ 1325.259146][ T32] task:kworker/0:313 state:R running task stack:0 pid:3955 tgid:3955 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.259297][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.259417][ T32] Call trace: [ 1325.259475][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1325.259560][ T32] r10:8280c9b4 r9:84b7b000 r8:80200be4 r7:e08c5d54 r6:ffffffff r5:84b7b000 [ 1325.259597][ T32] r4:00000000 [ 1325.259628][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.259704][ T32] Exception stack(0xe08c5d20 to 0xe08c5d68) [ 1325.259757][ T32] 5d20: bf7d3000 e0675000 00000001 80239b98 7f321000 00000001 82ac11c4 82ac05a0 [ 1325.259834][ T32] 5d40: 7f321000 e0675000 8280c9b4 e08c5d9c e08c5da0 e08c5d70 80230ad4 80239bb0 [ 1325.259876][ T32] 5d60: 80050013 ffffffff [ 1325.260011][ T32] r5:80050013 r4:80239bb0 [ 1325.260048][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1325.260125][ T32] r4:82ac11e4 [ 1325.260158][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.260225][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08c5dc0 r5:e08c5e08 [ 1325.260259][ T32] r4:e08c5dc0 [ 1325.260290][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1325.260356][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9900 [ 1325.260392][ T32] r4:00000000 [ 1325.260436][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1325.260511][ T32] r9:83018005 r8:84b7b000 r7:00000000 r6:83018000 r5:00001000 r4:7f099000 [ 1325.267718][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1325.267900][ T32] r5:00001000 r4:e06bd000 [ 1325.267936][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1325.268002][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.268067][ T32] r5:85073b8c r4:85073800 [ 1325.268100][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1325.268183][ T32] r7:dddced40 r6:83018000 r5:85073b8c r4:84b0bc00 [ 1325.268217][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1325.268290][ T32] r10:61c88647 r9:84b7b000 r8:84b0bc2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1325.268620][ T32] r4:84b0bc00 [ 1325.268680][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1325.268774][ T32] r10:00000000 r9:84b0bc00 r8:8027ecf4 r7:e08b1e60 r6:85024400 r5:84b7b000 [ 1325.268820][ T32] r4:00000001 [ 1325.268858][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.269204][ T32] Exception stack(0xe08c5fb0 to 0xe08c5ff8) [ 1325.269287][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1325.269360][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.269417][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.269475][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1325.269519][ T32] r4:850d9680 [ 1325.269567][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.269625][ T32] INFO: task kworker/1:65:3275 blocked for more than 451 seconds. [ 1325.269690][ T32] Not tainted 6.15.0-syzkaller #0 [ 1325.269740][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.269868][ T32] task:kworker/1:65 state:D stack:0 pid:3275 tgid:3275 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.269988][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.270056][ T32] Call trace: [ 1325.270114][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1325.270198][ T32] r10:829189c0 r9:dfb05d84 r8:00000002 r7:60000113 r6:dfb05d8c r5:83cca400 [ 1325.270234][ T32] r4:83cca400 [ 1325.270265][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1325.270329][ T32] r5:83cca400 r4:829189bc [ 1325.270361][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.270441][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.270624][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfb05e08 [ 1325.277831][ T32] r4:00000000 [ 1325.277904][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1325.277998][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1325.278066][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1325.278202][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a7a680 [ 1325.278246][ T32] r4:00000000 [ 1325.278293][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1325.278369][ T32] r9:83018205 r8:83cca400 r7:00000000 r6:83018200 r5:00001000 r4:7f4f3000 [ 1325.278404][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1325.278471][ T32] r5:00001000 r4:ece23000 [ 1325.278504][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1325.278567][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.278629][ T32] r5:8482138c r4:84821000 [ 1325.278661][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1325.278730][ T32] r7:ddde2d40 r6:83018200 r5:8482138c r4:84946b80 [ 1325.278775][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1325.278852][ T32] r10:61c88647 r9:83cca400 r8:84946bac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1325.278888][ T32] r4:84946b80 [ 1325.278930][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1325.279006][ T32] r10:00000000 r9:84946b80 r8:8027ecf4 r7:dfd51e60 r6:84946c00 r5:83cca400 [ 1325.279071][ T32] r4:00000001 [ 1325.279203][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.279273][ T32] Exception stack(0xdfb05fb0 to 0xdfb05ff8) [ 1325.279321][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1325.279370][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.279431][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.279500][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1325.279551][ T32] r4:84656c80 [ 1325.280396][ T32] INFO: task kworker/1:65:3275 is blocked on a mutex likely owned by task kworker/0:313:3955. [ 1325.280475][ T32] task:kworker/0:313 state:R running task stack:0 pid:3955 tgid:3955 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.287698][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.287865][ T32] Call trace: [ 1325.287959][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1325.288089][ T32] r10:8280c9b4 r9:84b7b000 r8:80200be4 r7:e08c5d54 r6:ffffffff r5:84b7b000 [ 1325.288154][ T32] r4:00000000 [ 1325.288199][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.288285][ T32] Exception stack(0xe08c5d20 to 0xe08c5d68) [ 1325.288355][ T32] 5d20: bf7d3000 e0675000 00000001 80239b98 7f321000 00000001 82ac11c4 82ac05a0 [ 1325.288429][ T32] 5d40: 7f321000 e0675000 8280c9b4 e08c5d9c e08c5da0 e08c5d70 80230ad4 80239bb0 [ 1325.288484][ T32] 5d60: 80050013 ffffffff [ 1325.288540][ T32] r5:80050013 r4:80239bb0 [ 1325.288704][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1325.288802][ T32] r4:82ac11e4 [ 1325.288848][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.288939][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08c5dc0 r5:e08c5e08 [ 1325.288989][ T32] r4:e08c5dc0 [ 1325.289032][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1325.289132][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9900 [ 1325.289183][ T32] r4:00000000 [ 1325.289226][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1325.289317][ T32] r9:83018005 r8:84b7b000 r7:00000000 r6:83018000 r5:00001000 r4:7f099000 [ 1325.289367][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1325.289454][ T32] r5:00001000 r4:e06bd000 [ 1325.289500][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1325.289584][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.289680][ T32] r5:85073b8c r4:85073800 [ 1325.289725][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1325.289818][ T32] r7:dddced40 r6:83018000 r5:85073b8c r4:84b0bc00 [ 1325.289864][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1325.289959][ T32] r10:61c88647 r9:84b7b000 r8:84b0bc2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1325.290009][ T32] r4:84b0bc00 [ 1325.290066][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1325.290195][ T32] r10:00000000 r9:84b0bc00 r8:8027ecf4 r7:e08b1e60 r6:85024400 r5:84b7b000 [ 1325.290272][ T32] r4:00000001 [ 1325.290331][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.290406][ T32] Exception stack(0xe08c5fb0 to 0xe08c5ff8) [ 1325.290533][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1325.298052][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.298127][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.298180][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1325.298217][ T32] r4:850d9680 [ 1325.298256][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.298392][ T32] INFO: task kworker/1:66:3278 blocked for more than 451 seconds. [ 1325.298450][ T32] Not tainted 6.15.0-syzkaller #0 [ 1325.298489][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.298523][ T32] task:kworker/1:66 state:D stack:0 pid:3278 tgid:3278 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.298812][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.298940][ T32] Call trace: [ 1325.298991][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1325.299073][ T32] r10:829189c0 r9:dfd61d84 r8:00000002 r7:60000113 r6:dfd61d8c r5:8325ec00 [ 1325.299137][ T32] r4:8325ec00 [ 1325.299173][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1325.299240][ T32] r5:8325ec00 r4:829189bc [ 1325.299272][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.299335][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.299411][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfd61e08 [ 1325.299472][ T32] r4:00000000 [ 1325.299518][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1325.299593][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1325.299658][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1325.299724][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a7a300 [ 1325.299759][ T32] r4:00000000 [ 1325.299790][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1325.299899][ T32] r9:83018205 r8:8325ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f4ed000 [ 1325.299940][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1325.300006][ T32] r5:00001000 r4:eccbf000 [ 1325.300037][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1325.300114][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.300183][ T32] r5:8482238c r4:84822000 [ 1325.300215][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1325.300285][ T32] r7:ddde2d40 r6:83018200 r5:8482238c r4:84946c80 [ 1325.300319][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1325.300393][ T32] r10:61c88647 r9:8325ec00 r8:84946cac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1325.300456][ T32] r4:84946c80 [ 1325.300556][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1325.300954][ T32] r10:00000000 r9:84946c80 r8:8027ecf4 r7:dfd51e60 r6:84946d00 r5:8325ec00 [ 1325.301002][ T32] r4:00000001 [ 1325.301034][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.301121][ T32] Exception stack(0xdfd61fb0 to 0xdfd61ff8) [ 1325.301183][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1325.301241][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.301299][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.301356][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1325.301410][ T32] r4:84986100 [ 1325.302294][ T32] INFO: task kworker/1:66:3278 is blocked on a mutex likely owned by task kworker/0:313:3955. [ 1325.302368][ T32] task:kworker/0:313 state:R running task stack:0 pid:3955 tgid:3955 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.302474][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.302546][ T32] Call trace: [ 1325.302623][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1325.302705][ T32] r10:8280c9b4 r9:84b7b000 r8:80200be4 r7:e08c5d54 r6:ffffffff r5:84b7b000 [ 1325.302745][ T32] r4:00000000 [ 1325.302811][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.302912][ T32] Exception stack(0xe08c5d20 to 0xe08c5d68) [ 1325.303000][ T32] 5d20: bf7d3000 e0675000 00000001 80239b98 7f321000 00000001 82ac11c4 82ac05a0 [ 1325.303070][ T32] 5d40: 7f321000 e0675000 8280c9b4 e08c5d9c e08c5da0 e08c5d70 80230ad4 80239bb0 [ 1325.303184][ T32] 5d60: 80050013 ffffffff [ 1325.303244][ T32] r5:80050013 r4:80239bb0 [ 1325.303325][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1325.303437][ T32] r4:82ac11e4 [ 1325.303516][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.303602][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08c5dc0 r5:e08c5e08 [ 1325.303638][ T32] r4:e08c5dc0 [ 1325.303669][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1325.303745][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9900 [ 1325.303780][ T32] r4:00000000 [ 1325.303838][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1325.303912][ T32] r9:83018005 r8:84b7b000 r7:00000000 r6:83018000 r5:00001000 r4:7f099000 [ 1325.303946][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1325.304012][ T32] r5:00001000 r4:e06bd000 [ 1325.304043][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1325.304112][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.304195][ T32] r5:85073b8c r4:85073800 [ 1325.304232][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1325.304304][ T32] r7:dddced40 r6:83018000 r5:85073b8c r4:84b0bc00 [ 1325.304336][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1325.304413][ T32] r10:61c88647 r9:84b7b000 r8:84b0bc2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1325.304447][ T32] r4:84b0bc00 [ 1325.304499][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1325.304599][ T32] r10:00000000 r9:84b0bc00 r8:8027ecf4 r7:e08b1e60 r6:85024400 r5:84b7b000 [ 1325.304660][ T32] r4:00000001 [ 1325.304694][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.304775][ T32] Exception stack(0xe08c5fb0 to 0xe08c5ff8) [ 1325.304823][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1325.304868][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.304910][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.304956][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1325.304990][ T32] r4:850d9680 [ 1325.305024][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.305075][ T32] INFO: task kworker/1:67:3280 blocked for more than 451 seconds. [ 1325.305152][ T32] Not tainted 6.15.0-syzkaller #0 [ 1325.305197][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.305229][ T32] task:kworker/1:67 state:D stack:0 pid:3280 tgid:3280 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.305320][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.305389][ T32] Call trace: [ 1325.305451][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1325.305546][ T32] r10:829189c0 r9:dfd4dd84 r8:00000002 r7:60000013 r6:dfd4dd8c r5:841d9800 [ 1325.305588][ T32] r4:841d9800 [ 1325.305620][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1325.305685][ T32] r5:841d9800 r4:829189bc [ 1325.305715][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.305782][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.305856][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfd4de08 [ 1325.305892][ T32] r4:00000000 [ 1325.305922][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1325.305982][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1325.306041][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1325.306113][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84943f80 [ 1325.306150][ T32] r4:00000000 [ 1325.306195][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1325.306266][ T32] r9:83018205 r8:841d9800 r7:00000000 r6:83018200 r5:00001000 r4:7f4bf000 [ 1325.306299][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1325.306383][ T32] r5:00001000 r4:df9db000 [ 1325.306438][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1325.306508][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.306574][ T32] r5:85bfb38c r4:85bfb000 [ 1325.306605][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1325.306687][ T32] r7:ddde2d40 r6:83018200 r5:85bfb38c r4:84946d80 [ 1325.306725][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1325.306802][ T32] r10:61c88647 r9:841d9800 r8:84946dac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1325.306836][ T32] r4:84946d80 [ 1325.306865][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1325.306934][ T32] r10:00000000 r9:84946d80 r8:8027ecf4 r7:dfd51e60 r6:84946e00 r5:841d9800 [ 1325.306984][ T32] r4:00000001 [ 1325.307019][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.307074][ T32] Exception stack(0xdfd4dfb0 to 0xdfd4dff8) [ 1325.307143][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1325.307194][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.307238][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.307332][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1325.307374][ T32] r4:849863c0 [ 1325.307982][ T32] INFO: task kworker/1:67:3280 is blocked on a mutex likely owned by task kworker/0:313:3955. [ 1325.308038][ T32] task:kworker/0:313 state:R running task stack:0 pid:3955 tgid:3955 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.308169][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.308236][ T32] Call trace: [ 1325.308292][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1325.308376][ T32] r10:8280c9b4 r9:84b7b000 r8:80200be4 r7:e08c5d54 r6:ffffffff r5:84b7b000 [ 1325.308413][ T32] r4:00000000 [ 1325.308442][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.308504][ T32] Exception stack(0xe08c5d20 to 0xe08c5d68) [ 1325.308550][ T32] 5d20: bf7d3000 e0675000 00000001 80239b98 7f321000 00000001 82ac11c4 82ac05a0 [ 1325.308609][ T32] 5d40: 7f321000 e0675000 8280c9b4 e08c5d9c e08c5da0 e08c5d70 80230ad4 80239bb0 [ 1325.308671][ T32] 5d60: 80050013 ffffffff [ 1325.308726][ T32] r5:80050013 r4:80239bb0 [ 1325.308762][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1325.308841][ T32] r4:82ac11e4 [ 1325.308875][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.308943][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08c5dc0 r5:e08c5e08 [ 1325.308986][ T32] r4:e08c5dc0 [ 1325.309023][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1325.309094][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9900 [ 1325.309136][ T32] r4:00000000 [ 1325.309171][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1325.309239][ T32] r9:83018005 r8:84b7b000 r7:00000000 r6:83018000 r5:00001000 r4:7f099000 [ 1325.309272][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1325.309336][ T32] r5:00001000 r4:e06bd000 [ 1325.309382][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1325.309448][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.309531][ T32] r5:85073b8c r4:85073800 [ 1325.309564][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1325.309694][ T32] r7:dddced40 r6:83018000 r5:85073b8c r4:84b0bc00 [ 1325.309733][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1325.309806][ T32] r10:61c88647 r9:84b7b000 r8:84b0bc2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1325.309840][ T32] r4:84b0bc00 [ 1325.309894][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1325.309971][ T32] r10:00000000 r9:84b0bc00 r8:8027ecf4 r7:e08b1e60 r6:85024400 r5:84b7b000 [ 1325.310006][ T32] r4:00000001 [ 1325.310051][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.310139][ T32] Exception stack(0xe08c5fb0 to 0xe08c5ff8) [ 1325.310201][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1325.310248][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.310289][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.310398][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1325.310438][ T32] r4:850d9680 [ 1325.310471][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.328828][ T32] INFO: task kworker/1:68:3282 blocked for more than 451 seconds. [ 1325.328974][ T32] Not tainted 6.15.0-syzkaller #0 [ 1325.329041][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.329082][ T32] task:kworker/1:68 state:D stack:0 pid:3282 tgid:3282 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.329235][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.329345][ T32] Call trace: [ 1325.329476][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1325.329591][ T32] r10:829189c0 r9:dfd75d84 r8:00000002 r7:60000113 r6:dfd75d8c r5:83a06000 [ 1325.329633][ T32] r4:83a06000 [ 1325.329666][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1325.329774][ T32] r5:83a06000 r4:829189bc [ 1325.329811][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.329919][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.330002][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfd75e08 [ 1325.330037][ T32] r4:00000000 [ 1325.330112][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1325.330178][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1325.330255][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1325.330333][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a7ac00 [ 1325.330400][ T32] r4:00000000 [ 1325.330437][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1325.330554][ T32] r9:83018205 r8:83a06000 r7:00000000 r6:83018200 r5:00001000 r4:7f4e9000 [ 1325.333728][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1325.333834][ T32] r5:00001000 r4:ecbeb000 [ 1325.333888][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1325.333990][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.334068][ T32] r5:84822b8c r4:84822800 [ 1325.334110][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1325.334191][ T32] r7:ddde2d40 r6:83018200 r5:84822b8c r4:84946e80 [ 1325.334227][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1325.334325][ T32] r10:61c88647 r9:83a06000 r8:84946eac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1325.334369][ T32] r4:84946e80 [ 1325.334402][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1325.334475][ T32] r10:00000000 r9:84946e80 r8:8027ecf4 r7:dfd51e60 r6:84946f00 r5:83a06000 [ 1325.334510][ T32] r4:00000001 [ 1325.334541][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.334598][ T32] Exception stack(0xdfd75fb0 to 0xdfd75ff8) [ 1325.334643][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1325.334690][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.334750][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.334813][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1325.334864][ T32] r4:84986280 [ 1325.335790][ T32] INFO: task kworker/1:68:3282 is blocked on a mutex likely owned by task kworker/0:313:3955. [ 1325.335875][ T32] task:kworker/0:313 state:R running task stack:0 pid:3955 tgid:3955 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.336053][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.336183][ T32] Call trace: [ 1325.336306][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1325.336450][ T32] r10:8280c9b4 r9:84b7b000 r8:80200be4 r7:e08c5d54 r6:ffffffff r5:84b7b000 [ 1325.336506][ T32] r4:00000000 [ 1325.336547][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.336627][ T32] Exception stack(0xe08c5d20 to 0xe08c5d68) [ 1325.336688][ T32] 5d20: bf7d3000 e0675000 00000001 80239b98 7f321000 00000001 82ac11c4 82ac05a0 [ 1325.336753][ T32] 5d40: 7f321000 e0675000 8280c9b4 e08c5d9c e08c5da0 e08c5d70 80230ad4 80239bb0 [ 1325.336806][ T32] 5d60: 80050013 ffffffff [ 1325.336858][ T32] r5:80050013 r4:80239bb0 [ 1325.336899][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1325.336987][ T32] r4:82ac11e4 [ 1325.337032][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.337136][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08c5dc0 r5:e08c5e08 [ 1325.337187][ T32] r4:e08c5dc0 [ 1325.337233][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1325.337324][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9900 [ 1325.337373][ T32] r4:00000000 [ 1325.337416][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1325.337508][ T32] r9:83018005 r8:84b7b000 r7:00000000 r6:83018000 r5:00001000 r4:7f099000 [ 1325.337555][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1325.337662][ T32] r5:00001000 r4:e06bd000 [ 1325.337712][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1325.337795][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.337877][ T32] r5:85073b8c r4:85073800 [ 1325.337921][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1325.338013][ T32] r7:dddced40 r6:83018000 r5:85073b8c r4:84b0bc00 [ 1325.338060][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1325.338163][ T32] r10:61c88647 r9:84b7b000 r8:84b0bc2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1325.338213][ T32] r4:84b0bc00 [ 1325.338275][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1325.338375][ T32] r10:00000000 r9:84b0bc00 r8:8027ecf4 r7:e08b1e60 r6:85024400 r5:84b7b000 [ 1325.338425][ T32] r4:00000001 [ 1325.338468][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.338607][ T32] Exception stack(0xe08c5fb0 to 0xe08c5ff8) [ 1325.338672][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1325.338735][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.338791][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.338866][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1325.338915][ T32] r4:850d9680 [ 1325.338961][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.339040][ T32] INFO: task kworker/1:69:3285 blocked for more than 451 seconds. [ 1325.339150][ T32] Not tainted 6.15.0-syzkaller #0 [ 1325.339210][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.339255][ T32] task:kworker/1:69 state:D stack:0 pid:3285 tgid:3285 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.339351][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.339458][ T32] Call trace: [ 1325.339555][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1325.339651][ T32] r10:829189c0 r9:dfd81d84 r8:00000002 r7:60000013 r6:dfd81d8c r5:84a30000 [ 1325.339700][ T32] r4:84a30000 [ 1325.339745][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1325.339829][ T32] r5:84a30000 r4:829189bc [ 1325.339873][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.339956][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.340051][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfd81e08 [ 1325.340111][ T32] r4:00000000 [ 1325.340156][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1325.340233][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1325.340304][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1325.340392][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a7ab40 [ 1325.340440][ T32] r4:00000000 [ 1325.340551][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1325.357342][ T32] r9:83018205 r8:84a30000 r7:00000000 r6:83018200 r5:00001000 r4:7f4e7000 [ 1325.357427][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1325.357558][ T32] r5:00001000 r4:ecb7f000 [ 1325.357604][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1325.357691][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.357777][ T32] r5:84822f8c r4:84822c00 [ 1325.357823][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1325.357936][ T32] r7:ddde2d40 r6:83018200 r5:84822f8c r4:84946f80 [ 1325.357992][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1325.358092][ T32] r10:61c88647 r9:84a30000 r8:84946fac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1325.358150][ T32] r4:84946f80 [ 1325.358215][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1325.358331][ T32] r10:00000000 r9:84946f80 r8:8027ecf4 r7:dfd75e60 r6:84946180 r5:84a30000 [ 1325.358384][ T32] r4:00000001 [ 1325.358427][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.358503][ T32] Exception stack(0xdfd81fb0 to 0xdfd81ff8) [ 1325.358562][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1325.358620][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.358672][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.358729][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1325.358786][ T32] r4:849864c0 [ 1325.359708][ T32] INFO: task kworker/1:69:3285 is blocked on a mutex likely owned by task kworker/0:313:3955. [ 1325.359788][ T32] task:kworker/0:313 state:R running task stack:0 pid:3955 tgid:3955 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.359936][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.360034][ T32] Call trace: [ 1325.360116][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1325.360224][ T32] r10:8280c9b4 r9:84b7b000 r8:80200be4 r7:e08c5d54 r6:ffffffff r5:84b7b000 [ 1325.360275][ T32] r4:00000000 [ 1325.360318][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.360426][ T32] Exception stack(0xe08c5d20 to 0xe08c5d68) [ 1325.360548][ T32] 5d20: bf7d3000 e0675000 00000001 80239b98 7f321000 00000001 82ac11c4 82ac05a0 [ 1325.367817][ T32] 5d40: 7f321000 e0675000 8280c9b4 e08c5d9c e08c5da0 e08c5d70 80230ad4 80239bb0 [ 1325.367896][ T32] 5d60: 80050013 ffffffff [ 1325.367957][ T32] r5:80050013 r4:80239bb0 [ 1325.368008][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1325.368135][ T32] r4:82ac11e4 [ 1325.368182][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.368274][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08c5dc0 r5:e08c5e08 [ 1325.368321][ T32] r4:e08c5dc0 [ 1325.368372][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1325.368475][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9900 [ 1325.368531][ T32] r4:00000000 [ 1325.368575][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1325.368665][ T32] r9:83018005 r8:84b7b000 r7:00000000 r6:83018000 r5:00001000 r4:7f099000 [ 1325.368728][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1325.368815][ T32] r5:00001000 r4:e06bd000 [ 1325.368859][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1325.368937][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.369018][ T32] r5:85073b8c r4:85073800 [ 1325.369078][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1325.369177][ T32] r7:dddced40 r6:83018000 r5:85073b8c r4:84b0bc00 [ 1325.369222][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1325.369318][ T32] r10:61c88647 r9:84b7b000 r8:84b0bc2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1325.369370][ T32] r4:84b0bc00 [ 1325.369417][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1325.369512][ T32] r10:00000000 r9:84b0bc00 r8:8027ecf4 r7:e08b1e60 r6:85024400 r5:84b7b000 [ 1325.369584][ T32] r4:00000001 [ 1325.369637][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.369750][ T32] Exception stack(0xe08c5fb0 to 0xe08c5ff8) [ 1325.369816][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1325.369882][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.369943][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.370006][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1325.370079][ T32] r4:850d9680 [ 1325.370157][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.370251][ T32] INFO: task kworker/1:70:3286 blocked for more than 451 seconds. [ 1325.370323][ T32] Not tainted 6.15.0-syzkaller #0 [ 1325.370376][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.370423][ T32] task:kworker/1:70 state:D stack:0 pid:3286 tgid:3286 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.378433][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.378573][ T32] Call trace: [ 1325.378634][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1325.378746][ T32] r10:829189c0 r9:dfd8dd84 r8:00000002 r7:60000113 r6:dfd8dd8c r5:84a30c00 [ 1325.378790][ T32] r4:84a30c00 [ 1325.378823][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1325.378889][ T32] r5:84a30c00 r4:829189bc [ 1325.378921][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.378983][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.379056][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfd8de08 [ 1325.379134][ T32] r4:00000000 [ 1325.379184][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1325.379267][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1325.379350][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1325.379449][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a7aa00 [ 1325.379505][ T32] r4:00000000 [ 1325.379554][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1325.379645][ T32] r9:83018205 r8:84a30c00 r7:00000000 r6:83018200 r5:00001000 r4:7f4e5000 [ 1325.379696][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1325.379787][ T32] r5:00001000 r4:ecb33000 [ 1325.379869][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1325.379961][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.380043][ T32] r5:8482338c r4:84823000 [ 1325.380092][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1325.380202][ T32] r7:ddde2d40 r6:83018200 r5:8482338c r4:84989000 [ 1325.380251][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1325.380347][ T32] r10:61c88647 r9:84a30c00 r8:8498902c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1325.380398][ T32] r4:84989000 [ 1325.380442][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1325.383471][ T32] r10:00000000 r9:84989000 r8:8027ecf4 r7:dfd81e60 r6:84989080 r5:84a30c00 [ 1325.383561][ T32] r4:00000001 [ 1325.383597][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.383677][ T32] Exception stack(0xdfd8dfb0 to 0xdfd8dff8) [ 1325.383723][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1325.383774][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.383832][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.383903][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1325.384044][ T32] r4:84986600 [ 1325.384893][ T32] INFO: task kworker/1:70:3286 is blocked on a mutex likely owned by task kworker/0:313:3955. [ 1325.384953][ T32] task:kworker/0:313 state:R running task stack:0 pid:3955 tgid:3955 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.385058][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.385153][ T32] Call trace: [ 1325.385202][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1325.385305][ T32] r10:8280c9b4 r9:84b7b000 r8:80200be4 r7:e08c5d54 r6:ffffffff r5:84b7b000 [ 1325.385412][ T32] r4:00000000 [ 1325.385472][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.385688][ T32] Exception stack(0xe08c5d20 to 0xe08c5d68) [ 1325.385742][ T32] 5d20: bf7d3000 e0675000 00000001 80239b98 7f321000 00000001 82ac11c4 82ac05a0 [ 1325.385940][ T32] 5d40: 7f321000 e0675000 8280c9b4 e08c5d9c e08c5da0 e08c5d70 80230ad4 80239bb0 [ 1325.385983][ T32] 5d60: 80050013 ffffffff [ 1325.386022][ T32] r5:80050013 r4:80239bb0 [ 1325.386054][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1325.386127][ T32] r4:82ac11e4 [ 1325.386202][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.386277][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08c5dc0 r5:e08c5e08 [ 1325.386313][ T32] r4:e08c5dc0 [ 1325.386345][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1325.386416][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9900 [ 1325.386452][ T32] r4:00000000 [ 1325.386483][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1325.386551][ T32] r9:83018005 r8:84b7b000 r7:00000000 r6:83018000 r5:00001000 r4:7f099000 [ 1325.386584][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1325.386647][ T32] r5:00001000 r4:e06bd000 [ 1325.386701][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1325.386770][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.386850][ T32] r5:85073b8c r4:85073800 [ 1325.386965][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1325.387042][ T32] r7:dddced40 r6:83018000 r5:85073b8c r4:84b0bc00 [ 1325.387075][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1325.387179][ T32] r10:61c88647 r9:84b7b000 r8:84b0bc2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1325.387217][ T32] r4:84b0bc00 [ 1325.387268][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1325.387345][ T32] r10:00000000 r9:84b0bc00 r8:8027ecf4 r7:e08b1e60 r6:85024400 r5:84b7b000 [ 1325.387382][ T32] r4:00000001 [ 1325.387412][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.387483][ T32] Exception stack(0xe08c5fb0 to 0xe08c5ff8) [ 1325.387528][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1325.387656][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.387705][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.387751][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1325.387915][ T32] r4:850d9680 [ 1325.387952][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.387999][ T32] INFO: task kworker/1:71:3287 blocked for more than 451 seconds. [ 1325.388050][ T32] Not tainted 6.15.0-syzkaller #0 [ 1325.388088][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.388128][ T32] task:kworker/1:71 state:D stack:0 pid:3287 tgid:3287 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.388223][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.388283][ T32] Call trace: [ 1325.388330][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1325.388403][ T32] r10:829189c0 r9:dfcb9d84 r8:00000002 r7:60000113 r6:dfcb9d8c r5:84a31800 [ 1325.388451][ T32] r4:84a31800 [ 1325.388485][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1325.388656][ T32] r5:84a31800 r4:829189bc [ 1325.388796][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.388865][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.388962][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfcb9e08 [ 1325.389001][ T32] r4:00000000 [ 1325.389033][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1325.389110][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1325.389175][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1325.389242][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84943000 [ 1325.389276][ T32] r4:00000000 [ 1325.389364][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1325.389440][ T32] r9:83018205 r8:84a31800 r7:00000000 r6:83018200 r5:00001000 r4:7f4c1000 [ 1325.389498][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1325.389573][ T32] r5:00001000 r4:dfa0b000 [ 1325.389607][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1325.389671][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.389737][ T32] r5:85bfb78c r4:85bfb400 [ 1325.389770][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1325.389844][ T32] r7:ddde2d40 r6:83018200 r5:85bfb78c r4:84989100 [ 1325.389877][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1325.389990][ T32] r10:61c88647 r9:84a31800 r8:8498912c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1325.390030][ T32] r4:84989100 [ 1325.390166][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1325.390259][ T32] r10:00000000 r9:84989100 r8:8027ecf4 r7:dfd8de60 r6:84989180 r5:84a31800 [ 1325.390322][ T32] r4:00000001 [ 1325.390389][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.390468][ T32] Exception stack(0xdfcb9fb0 to 0xdfcb9ff8) [ 1325.402609][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1325.402752][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.402819][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.402918][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1325.402985][ T32] r4:84986600 [ 1325.403886][ T32] INFO: task kworker/1:71:3287 is blocked on a mutex likely owned by task kworker/0:313:3955. [ 1325.403952][ T32] task:kworker/0:313 state:R running task stack:0 pid:3955 tgid:3955 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.404092][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.404301][ T32] Call trace: [ 1325.404467][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1325.404565][ T32] r10:8280c9b4 r9:84b7b000 r8:80200be4 r7:e08c5d54 r6:ffffffff r5:84b7b000 [ 1325.404604][ T32] r4:00000000 [ 1325.404637][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.404702][ T32] Exception stack(0xe08c5d20 to 0xe08c5d68) [ 1325.404796][ T32] 5d20: bf7d3000 e0675000 00000001 80239b98 7f321000 00000001 82ac11c4 82ac05a0 [ 1325.404848][ T32] 5d40: 7f321000 e0675000 8280c9b4 e08c5d9c e08c5da0 e08c5d70 80230ad4 80239bb0 [ 1325.404907][ T32] 5d60: 80050013 ffffffff [ 1325.404960][ T32] r5:80050013 r4:80239bb0 [ 1325.405116][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1325.405213][ T32] r4:82ac11e4 [ 1325.405361][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.405437][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08c5dc0 r5:e08c5e08 [ 1325.405472][ T32] r4:e08c5dc0 [ 1325.405520][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1325.405594][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9900 [ 1325.405630][ T32] r4:00000000 [ 1325.405661][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1325.405728][ T32] r9:83018005 r8:84b7b000 r7:00000000 r6:83018000 r5:00001000 r4:7f099000 [ 1325.405762][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1325.405828][ T32] r5:00001000 r4:e06bd000 [ 1325.405861][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1325.405923][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.405986][ T32] r5:85073b8c r4:85073800 [ 1325.406031][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1325.406112][ T32] r7:dddced40 r6:83018000 r5:85073b8c r4:84b0bc00 [ 1325.406147][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1325.406253][ T32] r10:61c88647 r9:84b7b000 r8:84b0bc2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1325.406293][ T32] r4:84b0bc00 [ 1325.406360][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1325.406438][ T32] r10:00000000 r9:84b0bc00 r8:8027ecf4 r7:e08b1e60 r6:85024400 r5:84b7b000 [ 1325.406517][ T32] r4:00000001 [ 1325.406558][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.406614][ T32] Exception stack(0xe08c5fb0 to 0xe08c5ff8) [ 1325.406671][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1325.406787][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.406833][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.406880][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1325.406915][ T32] r4:850d9680 [ 1325.407036][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.407109][ T32] INFO: task kworker/1:72:3290 blocked for more than 451 seconds. [ 1325.407196][ T32] Not tainted 6.15.0-syzkaller #0 [ 1325.407284][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.407323][ T32] task:kworker/1:72 state:D stack:0 pid:3290 tgid:3290 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.407439][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.407508][ T32] Call trace: [ 1325.407557][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1325.407630][ T32] r10:829189c0 r9:dfd99d84 r8:00000002 r7:60000113 r6:dfd99d8c r5:84a32400 [ 1325.407679][ T32] r4:84a32400 [ 1325.407714][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1325.407779][ T32] r5:84a32400 r4:829189bc [ 1325.407809][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.407872][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.407946][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfd99e08 [ 1325.407983][ T32] r4:00000000 [ 1325.408015][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1325.408077][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1325.408278][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1325.408366][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:859c8f40 [ 1325.408403][ T32] r4:00000000 [ 1325.408496][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1325.408568][ T32] r9:83018205 r8:84a32400 r7:00000000 r6:83018200 r5:00001000 r4:7f4e3000 [ 1325.408602][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1325.408765][ T32] r5:00001000 r4:ecad3000 [ 1325.408801][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1325.408865][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.408947][ T32] r5:8482378c r4:84823400 [ 1325.408988][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1325.409119][ T32] r7:ddde2d40 r6:83018200 r5:8482378c r4:84989200 [ 1325.409202][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1325.409281][ T32] r10:61c88647 r9:84a32400 r8:8498922c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1325.409318][ T32] r4:84989200 [ 1325.409418][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1325.409495][ T32] r10:00000000 r9:84989200 r8:8027ecf4 r7:dfd8de60 r6:84989280 r5:84a32400 [ 1325.409551][ T32] r4:00000001 [ 1325.409586][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.409643][ T32] Exception stack(0xdfd99fb0 to 0xdfd99ff8) [ 1325.409684][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1325.409730][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.409887][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.409937][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1325.409972][ T32] r4:84986a00 [ 1325.425941][ T32] INFO: task kworker/1:72:3290 is blocked on a mutex likely owned by task kworker/0:313:3955. [ 1325.426077][ T32] task:kworker/0:313 state:R running task stack:0 pid:3955 tgid:3955 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.426199][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.426293][ T32] Call trace: [ 1325.426373][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1325.426464][ T32] r10:8280c9b4 r9:84b7b000 r8:80200be4 r7:e08c5d54 r6:ffffffff r5:84b7b000 [ 1325.426500][ T32] r4:00000000 [ 1325.426595][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.426671][ T32] Exception stack(0xe08c5d20 to 0xe08c5d68) [ 1325.426721][ T32] 5d20: bf7d3000 e0675000 00000001 80239b98 7f321000 00000001 82ac11c4 82ac05a0 [ 1325.426767][ T32] 5d40: 7f321000 e0675000 8280c9b4 e08c5d9c e08c5da0 e08c5d70 80230ad4 80239bb0 [ 1325.426807][ T32] 5d60: 80050013 ffffffff [ 1325.426845][ T32] r5:80050013 r4:80239bb0 [ 1325.426877][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1325.426946][ T32] r4:82ac11e4 [ 1325.426978][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.427174][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08c5dc0 r5:e08c5e08 [ 1325.427229][ T32] r4:e08c5dc0 [ 1325.427263][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1325.427333][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9900 [ 1325.427371][ T32] r4:00000000 [ 1325.427403][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1325.427646][ T32] r9:83018005 r8:84b7b000 r7:00000000 r6:83018000 r5:00001000 r4:7f099000 [ 1325.427815][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1325.427888][ T32] r5:00001000 r4:e06bd000 [ 1325.427920][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1325.428025][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.428109][ T32] r5:85073b8c r4:85073800 [ 1325.428145][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1325.428217][ T32] r7:dddced40 r6:83018000 r5:85073b8c r4:84b0bc00 [ 1325.428250][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1325.428321][ T32] r10:61c88647 r9:84b7b000 r8:84b0bc2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1325.428358][ T32] r4:84b0bc00 [ 1325.428390][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1325.428462][ T32] r10:00000000 r9:84b0bc00 r8:8027ecf4 r7:e08b1e60 r6:85024400 r5:84b7b000 [ 1325.428531][ T32] r4:00000001 [ 1325.428568][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.428625][ T32] Exception stack(0xe08c5fb0 to 0xe08c5ff8) [ 1325.428666][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1325.428712][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.428754][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.428800][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1325.428834][ T32] r4:850d9680 [ 1325.428870][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.428937][ T32] INFO: task kworker/1:73:3292 blocked for more than 451 seconds. [ 1325.428992][ T32] Not tainted 6.15.0-syzkaller #0 [ 1325.429030][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.429109][ T32] task:kworker/1:73 state:D stack:0 pid:3292 tgid:3292 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.429186][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.429249][ T32] Call trace: [ 1325.429299][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1325.429392][ T32] r10:829189c0 r9:dfdbdd84 r8:00000002 r7:60000113 r6:dfdbdd8c r5:849f0000 [ 1325.429517][ T32] r4:849f0000 [ 1325.429557][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1325.429628][ T32] r5:849f0000 r4:829189bc [ 1325.429661][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.429726][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.429802][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfdbde08 [ 1325.429838][ T32] r4:00000000 [ 1325.429874][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1325.430006][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1325.430091][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1325.430169][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497f180 [ 1325.430269][ T32] r4:00000000 [ 1325.430304][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1325.430373][ T32] r9:83018205 r8:849f0000 r7:00000000 r6:83018200 r5:00001000 r4:7f4df000 [ 1325.430409][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1325.430550][ T32] r5:00001000 r4:eb739000 [ 1325.442914][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1325.443044][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.443146][ T32] r5:84823f8c r4:84823c00 [ 1325.443188][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1325.443264][ T32] r7:ddde2d40 r6:83018200 r5:84823f8c r4:84989300 [ 1325.443300][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1325.443376][ T32] r10:61c88647 r9:849f0000 r8:8498932c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1325.443412][ T32] r4:84989300 [ 1325.443443][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1325.443515][ T32] r10:00000000 r9:84989300 r8:8027ecf4 r7:dfd99e60 r6:84654580 r5:849f0000 [ 1325.443568][ T32] r4:00000001 [ 1325.443606][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.443665][ T32] Exception stack(0xdfdbdfb0 to 0xdfdbdff8) [ 1325.443710][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1325.443757][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.443799][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.443846][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1325.443881][ T32] r4:84986a40 [ 1325.444733][ T32] INFO: task kworker/1:73:3292 is blocked on a mutex likely owned by task kworker/0:313:3955. [ 1325.444792][ T32] task:kworker/0:313 state:R running task stack:0 pid:3955 tgid:3955 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.444903][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.444977][ T32] Call trace: [ 1325.445027][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1325.445115][ T32] r10:8280c9b4 r9:84b7b000 r8:80200be4 r7:e08c5d54 r6:ffffffff r5:84b7b000 [ 1325.445152][ T32] r4:00000000 [ 1325.445186][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.445250][ T32] Exception stack(0xe08c5d20 to 0xe08c5d68) [ 1325.445297][ T32] 5d20: bf7d3000 e0675000 00000001 80239b98 7f321000 00000001 82ac11c4 82ac05a0 [ 1325.445345][ T32] 5d40: 7f321000 e0675000 8280c9b4 e08c5d9c e08c5da0 e08c5d70 80230ad4 80239bb0 [ 1325.445385][ T32] 5d60: 80050013 ffffffff [ 1325.445423][ T32] r5:80050013 r4:80239bb0 [ 1325.445455][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1325.445524][ T32] r4:82ac11e4 [ 1325.445556][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.445722][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08c5dc0 r5:e08c5e08 [ 1325.445765][ T32] r4:e08c5dc0 [ 1325.445799][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1325.445871][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9900 [ 1325.445906][ T32] r4:00000000 [ 1325.445937][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1325.446017][ T32] r9:83018005 r8:84b7b000 r7:00000000 r6:83018000 r5:00001000 r4:7f099000 [ 1325.446059][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1325.446155][ T32] r5:00001000 r4:e06bd000 [ 1325.446198][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1325.446283][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.446373][ T32] r5:85073b8c r4:85073800 [ 1325.446424][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1325.446534][ T32] r7:dddced40 r6:83018000 r5:85073b8c r4:84b0bc00 [ 1325.446597][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1325.446699][ T32] r10:61c88647 r9:84b7b000 r8:84b0bc2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1325.446759][ T32] r4:84b0bc00 [ 1325.446806][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1325.446901][ T32] r10:00000000 r9:84b0bc00 r8:8027ecf4 r7:e08b1e60 r6:85024400 r5:84b7b000 [ 1325.446949][ T32] r4:00000001 [ 1325.447012][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.447089][ T32] Exception stack(0xe08c5fb0 to 0xe08c5ff8) [ 1325.447194][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1325.447260][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.447338][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.447407][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1325.447459][ T32] r4:850d9680 [ 1325.447507][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.447569][ T32] INFO: task kworker/1:74:3293 blocked for more than 451 seconds. [ 1325.447633][ T32] Not tainted 6.15.0-syzkaller #0 [ 1325.447687][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.447731][ T32] task:kworker/1:74 state:D stack:0 pid:3293 tgid:3293 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.447827][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.447903][ T32] Call trace: [ 1325.447950][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1325.448026][ T32] r10:829189c0 r9:dfdc9d84 r8:00000002 r7:60000113 r6:dfdc9d8c r5:849f3c00 [ 1325.448062][ T32] r4:849f3c00 [ 1325.448095][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1325.448170][ T32] r5:849f3c00 r4:829189bc [ 1325.448201][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.448265][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.448339][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfdc9e08 [ 1325.448393][ T32] r4:00000000 [ 1325.448430][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1325.448494][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1325.448552][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1325.448700][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497f940 [ 1325.448741][ T32] r4:00000000 [ 1325.448772][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1325.448839][ T32] r9:83018205 r8:849f3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f4e1000 [ 1325.448893][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1325.448961][ T32] r5:00001000 r4:ec727000 [ 1325.448992][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1325.449054][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.449123][ T32] r5:84823b8c r4:84823800 [ 1325.449153][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1325.449221][ T32] r7:ddde2d40 r6:83018200 r5:84823b8c r4:84989380 [ 1325.449253][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1325.449325][ T32] r10:61c88647 r9:849f3c00 r8:849893ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1325.449360][ T32] r4:84989380 [ 1325.449393][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1325.449463][ T32] r10:00000000 r9:84989380 r8:8027ecf4 r7:dfdbde60 r6:84654600 r5:849f3c00 [ 1325.449498][ T32] r4:00000001 [ 1325.449541][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.449600][ T32] Exception stack(0xdfdc9fb0 to 0xdfdc9ff8) [ 1325.449641][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1325.449687][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.449729][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.449860][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1325.449908][ T32] r4:84986d40 [ 1325.450571][ T32] INFO: task kworker/1:74:3293 is blocked on a mutex likely owned by task kworker/0:313:3955. [ 1325.462612][ T32] task:kworker/0:313 state:R running task stack:0 pid:3955 tgid:3955 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.462765][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.462860][ T32] Call trace: [ 1325.462913][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1325.463002][ T32] r10:8280c9b4 r9:84b7b000 r8:80200be4 r7:e08c5d54 r6:ffffffff r5:84b7b000 [ 1325.463039][ T32] r4:00000000 [ 1325.463073][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.463178][ T32] Exception stack(0xe08c5d20 to 0xe08c5d68) [ 1325.463230][ T32] 5d20: bf7d3000 e0675000 00000001 80239b98 7f321000 00000001 82ac11c4 82ac05a0 [ 1325.463277][ T32] 5d40: 7f321000 e0675000 8280c9b4 e08c5d9c e08c5da0 e08c5d70 80230ad4 80239bb0 [ 1325.463316][ T32] 5d60: 80050013 ffffffff [ 1325.463356][ T32] r5:80050013 r4:80239bb0 [ 1325.463390][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1325.463482][ T32] r4:82ac11e4 [ 1325.463520][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.463605][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08c5dc0 r5:e08c5e08 [ 1325.463644][ T32] r4:e08c5dc0 [ 1325.463699][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1325.463776][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9900 [ 1325.463812][ T32] r4:00000000 [ 1325.463844][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1325.463911][ T32] r9:83018005 r8:84b7b000 r7:00000000 r6:83018000 r5:00001000 r4:7f099000 [ 1325.463947][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1325.464011][ T32] r5:00001000 r4:e06bd000 [ 1325.464043][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1325.464111][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.464176][ T32] r5:85073b8c r4:85073800 [ 1325.464209][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1325.464299][ T32] r7:dddced40 r6:83018000 r5:85073b8c r4:84b0bc00 [ 1325.464580][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1325.464663][ T32] r10:61c88647 r9:84b7b000 r8:84b0bc2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1325.464777][ T32] r4:84b0bc00 [ 1325.464812][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1325.464889][ T32] r10:00000000 r9:84b0bc00 r8:8027ecf4 r7:e08b1e60 r6:85024400 r5:84b7b000 [ 1325.464947][ T32] r4:00000001 [ 1325.464996][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.465060][ T32] Exception stack(0xe08c5fb0 to 0xe08c5ff8) [ 1325.465123][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1325.465175][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.465232][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.465285][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1325.465322][ T32] r4:850d9680 [ 1325.465362][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.465426][ T32] INFO: task kworker/1:75:3295 blocked for more than 451 seconds. [ 1325.465484][ T32] Not tainted 6.15.0-syzkaller #0 [ 1325.465524][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.465570][ T32] task:kworker/1:75 state:D stack:0 pid:3295 tgid:3295 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.465646][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.465708][ T32] Call trace: [ 1325.465758][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1325.465832][ T32] r10:829189c0 r9:dfdd5d84 r8:00000002 r7:60000113 r6:dfdd5d8c r5:849f4800 [ 1325.465882][ T32] r4:849f4800 [ 1325.465918][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1325.465984][ T32] r5:849f4800 r4:829189bc [ 1325.466016][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.466081][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.466164][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfdd5e08 [ 1325.466202][ T32] r4:00000000 [ 1325.466233][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1325.466308][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1325.466375][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1325.466447][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497f080 [ 1325.466500][ T32] r4:00000000 [ 1325.466536][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1325.466604][ T32] r9:83018205 r8:849f4800 r7:00000000 r6:83018200 r5:00001000 r4:7f4dd000 [ 1325.466638][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1325.466702][ T32] r5:00001000 r4:dfe5f000 [ 1325.466734][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1325.466797][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.466860][ T32] r5:84821b8c r4:84821800 [ 1325.466892][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1325.466961][ T32] r7:ddde2d40 r6:83018200 r5:84821b8c r4:84989400 [ 1325.467010][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1325.467094][ T32] r10:61c88647 r9:849f4800 r8:8498942c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1325.467185][ T32] r4:84989400 [ 1325.467234][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1325.467312][ T32] r10:00000000 r9:84989400 r8:8027ecf4 r7:dfdbde60 r6:84654680 r5:849f4800 [ 1325.467352][ T32] r4:00000001 [ 1325.467385][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.467442][ T32] Exception stack(0xdfdd5fb0 to 0xdfdd5ff8) [ 1325.467485][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1325.467531][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.467576][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.467623][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1325.467680][ T32] r4:84986e80 [ 1325.468526][ T32] INFO: task kworker/1:75:3295 is blocked on a mutex likely owned by task kworker/0:313:3955. [ 1325.468618][ T32] task:kworker/0:313 state:R running task stack:0 pid:3955 tgid:3955 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.468759][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.468860][ T32] Call trace: [ 1325.468933][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1325.469063][ T32] r10:8280c9b4 r9:84b7b000 r8:80200be4 r7:e08c5d54 r6:ffffffff r5:84b7b000 [ 1325.469129][ T32] r4:00000000 [ 1325.469174][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.469257][ T32] Exception stack(0xe08c5d20 to 0xe08c5d68) [ 1325.469322][ T32] 5d20: bf7d3000 e0675000 00000001 80239b98 7f321000 00000001 82ac11c4 82ac05a0 [ 1325.469391][ T32] 5d40: 7f321000 e0675000 8280c9b4 e08c5d9c e08c5da0 e08c5d70 80230ad4 80239bb0 [ 1325.469451][ T32] 5d60: 80050013 ffffffff [ 1325.469503][ T32] r5:80050013 r4:80239bb0 [ 1325.469569][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1325.469657][ T32] r4:82ac11e4 [ 1325.469700][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.469782][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08c5dc0 r5:e08c5e08 [ 1325.469830][ T32] r4:e08c5dc0 [ 1325.469875][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1325.469966][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9900 [ 1325.470017][ T32] r4:00000000 [ 1325.470062][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1325.470165][ T32] r9:83018005 r8:84b7b000 r7:00000000 r6:83018000 r5:00001000 r4:7f099000 [ 1325.470219][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1325.470309][ T32] r5:00001000 r4:e06bd000 [ 1325.470355][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1325.470461][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.495900][ T32] r5:85073b8c r4:85073800 [ 1325.496062][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1325.496188][ T32] r7:dddced40 r6:83018000 r5:85073b8c r4:84b0bc00 [ 1325.496227][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1325.496303][ T32] r10:61c88647 r9:84b7b000 r8:84b0bc2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1325.496342][ T32] r4:84b0bc00 [ 1325.496376][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1325.496453][ T32] r10:00000000 r9:84b0bc00 r8:8027ecf4 r7:e08b1e60 r6:85024400 r5:84b7b000 [ 1325.496489][ T32] r4:00000001 [ 1325.496521][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.496579][ T32] Exception stack(0xe08c5fb0 to 0xe08c5ff8) [ 1325.496628][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1325.496675][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.496719][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.496774][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1325.496810][ T32] r4:850d9680 [ 1325.496848][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.496894][ T32] INFO: task kworker/1:76:3298 blocked for more than 451 seconds. [ 1325.496949][ T32] Not tainted 6.15.0-syzkaller #0 [ 1325.496988][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.497023][ T32] task:kworker/1:76 state:D stack:0 pid:3298 tgid:3298 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.497121][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.497190][ T32] Call trace: [ 1325.497279][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1325.497369][ T32] r10:829189c0 r9:dfdedd84 r8:00000002 r7:60000113 r6:dfdedd8c r5:849f6000 [ 1325.497408][ T32] r4:849f6000 [ 1325.497440][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1325.497506][ T32] r5:849f6000 r4:829189bc [ 1325.497541][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.497616][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.497713][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfdede08 [ 1325.497754][ T32] r4:00000000 [ 1325.497786][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1325.497848][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1325.497913][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1325.497992][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497f140 [ 1325.498031][ T32] r4:00000000 [ 1325.498064][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1325.498140][ T32] r9:83018205 r8:849f6000 r7:00000000 r6:83018200 r5:00001000 r4:7f4d9000 [ 1325.498175][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1325.498241][ T32] r5:00001000 r4:dfdf3000 [ 1325.498273][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1325.498376][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.498461][ T32] r5:8482838c r4:84828000 [ 1325.498509][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1325.498583][ T32] r7:ddde2d40 r6:83018200 r5:8482838c r4:84989480 [ 1325.498616][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1325.498689][ T32] r10:61c88647 r9:849f6000 r8:849894ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1325.498726][ T32] r4:84989480 [ 1325.498772][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1325.498847][ T32] r10:00000000 r9:84989480 r8:8027ecf4 r7:dfdd5e60 r6:84654700 r5:849f6000 [ 1325.498897][ T32] r4:00000001 [ 1325.498933][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.498993][ T32] Exception stack(0xdfdedfb0 to 0xdfdedff8) [ 1325.499048][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1325.499103][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.499185][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.499233][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1325.499283][ T32] r4:8497f080 [ 1325.500128][ T32] INFO: task kworker/1:76:3298 is blocked on a mutex likely owned by task kworker/0:313:3955. [ 1325.500185][ T32] task:kworker/0:313 state:R running task stack:0 pid:3955 tgid:3955 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.500276][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.500452][ T32] Call trace: [ 1325.513766][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1325.513939][ T32] r10:8280c9b4 r9:84b7b000 r8:80200be4 r7:e08c5d54 r6:ffffffff r5:84b7b000 [ 1325.513995][ T32] r4:00000000 [ 1325.514042][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.514157][ T32] Exception stack(0xe08c5d20 to 0xe08c5d68) [ 1325.514245][ T32] 5d20: bfd20000 e0675000 00000001 80239b98 7f321000 00000001 82ac11c4 82ac05a0 [ 1325.514317][ T32] 5d40: 7f321000 e0675000 8280c9b4 e08c5d9c e08c5da0 e08c5d70 80230ad4 80239bb0 [ 1325.514372][ T32] 5d60: 80050013 ffffffff [ 1325.514429][ T32] r5:80050013 r4:80239bb0 [ 1325.514476][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1325.514565][ T32] r4:82ac11e4 [ 1325.514610][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.514698][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08c5dc0 r5:e08c5e08 [ 1325.514747][ T32] r4:e08c5dc0 [ 1325.514814][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1325.514908][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9900 [ 1325.514947][ T32] r4:00000000 [ 1325.514980][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1325.515051][ T32] r9:83018005 r8:84b7b000 r7:00000000 r6:83018000 r5:00001000 r4:7f099000 [ 1325.515095][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1325.515208][ T32] r5:00001000 r4:e06bd000 [ 1325.515257][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1325.515343][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.515436][ T32] r5:85073b8c r4:85073800 [ 1325.515487][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1325.515587][ T32] r7:dddced40 r6:83018000 r5:85073b8c r4:84b0bc00 [ 1325.515647][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1325.515743][ T32] r10:61c88647 r9:84b7b000 r8:84b0bc2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1325.515831][ T32] r4:84b0bc00 [ 1325.515884][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1325.515980][ T32] r10:00000000 r9:84b0bc00 r8:8027ecf4 r7:e08b1e60 r6:85024400 r5:84b7b000 [ 1325.516031][ T32] r4:00000001 [ 1325.516075][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.516165][ T32] Exception stack(0xe08c5fb0 to 0xe08c5ff8) [ 1325.516216][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1325.516265][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.516342][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.516399][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1325.516450][ T32] r4:850d9680 [ 1325.516493][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.516561][ T32] INFO: task kworker/1:77:3300 blocked for more than 452 seconds. [ 1325.516617][ T32] Not tainted 6.15.0-syzkaller #0 [ 1325.516656][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.516692][ T32] task:kworker/1:77 state:D stack:0 pid:3300 tgid:3300 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.516783][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.516850][ T32] Call trace: [ 1325.516923][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1325.517015][ T32] r10:829189c0 r9:dfdb1d84 r8:00000002 r7:60000113 r6:dfdb1d8c r5:84a33c00 [ 1325.517068][ T32] r4:84a33c00 [ 1325.517121][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1325.517194][ T32] r5:84a33c00 r4:829189bc [ 1325.517228][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.517291][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.517369][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfdb1e08 [ 1325.517407][ T32] r4:00000000 [ 1325.517451][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1325.517518][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1325.517595][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1325.517667][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497f200 [ 1325.517705][ T32] r4:00000000 [ 1325.517736][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1325.517802][ T32] r9:83018205 r8:84a33c00 r7:00000000 r6:83018200 r5:00001000 r4:7f4db000 [ 1325.517837][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1325.517900][ T32] r5:00001000 r4:dfe27000 [ 1325.517945][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1325.518013][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.518077][ T32] r5:84820b8c r4:84820800 [ 1325.518116][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1325.518189][ T32] r7:ddde2d40 r6:83018200 r5:84820b8c r4:84989500 [ 1325.518224][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1325.518300][ T32] r10:61c88647 r9:84a33c00 r8:8498952c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1325.518339][ T32] r4:84989500 [ 1325.518374][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1325.518460][ T32] r10:00000000 r9:84989500 r8:8027ecf4 r7:dfdede60 r6:84989580 r5:84a33c00 [ 1325.518500][ T32] r4:00000001 [ 1325.518532][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.518589][ T32] Exception stack(0xdfdb1fb0 to 0xdfdb1ff8) [ 1325.518632][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1325.518679][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.518722][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.518769][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1325.518805][ T32] r4:8497f200 [ 1325.519690][ T32] INFO: task kworker/1:77:3300 is blocked on a mutex likely owned by task kworker/0:313:3955. [ 1325.519750][ T32] task:kworker/0:313 state:R running task stack:0 pid:3955 tgid:3955 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.519867][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.519957][ T32] Call trace: [ 1325.520007][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1325.520092][ T32] r10:8280c9b4 r9:84b7b000 r8:80200be4 r7:e08c5d54 r6:ffffffff r5:84b7b000 [ 1325.520130][ T32] r4:00000000 [ 1325.520162][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.520225][ T32] Exception stack(0xe08c5d20 to 0xe08c5d68) [ 1325.520273][ T32] 5d20: bfd20000 e0675000 00000001 80239b98 7f321000 00000001 82ac11c4 82ac05a0 [ 1325.520334][ T32] 5d40: 7f321000 e0675000 8280c9b4 e08c5d9c e08c5da0 e08c5d70 80230ad4 80239bb0 [ 1325.520379][ T32] 5d60: 80050013 ffffffff [ 1325.520420][ T32] r5:80050013 r4:80239bb0 [ 1325.520452][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1325.536580][ T32] r4:82ac11e4 [ 1325.536790][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.536936][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08c5dc0 r5:e08c5e08 [ 1325.536999][ T32] r4:e08c5dc0 [ 1325.537047][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1325.537155][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9900 [ 1325.537209][ T32] r4:00000000 [ 1325.537257][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1325.537354][ T32] r9:83018005 r8:84b7b000 r7:00000000 r6:83018000 r5:00001000 r4:7f099000 [ 1325.537404][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1325.537491][ T32] r5:00001000 r4:e06bd000 [ 1325.537534][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1325.537612][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.537695][ T32] r5:85073b8c r4:85073800 [ 1325.537741][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1325.537838][ T32] r7:dddced40 r6:83018000 r5:85073b8c r4:84b0bc00 [ 1325.537884][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1325.538006][ T32] r10:61c88647 r9:84b7b000 r8:84b0bc2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1325.538066][ T32] r4:84b0bc00 [ 1325.538125][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1325.538225][ T32] r10:00000000 r9:84b0bc00 r8:8027ecf4 r7:e08b1e60 r6:85024400 r5:84b7b000 [ 1325.538277][ T32] r4:00000001 [ 1325.538327][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.538425][ T32] Exception stack(0xe08c5fb0 to 0xe08c5ff8) [ 1325.538479][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1325.538528][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.538572][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.538620][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1325.538656][ T32] r4:850d9680 [ 1325.538717][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.538771][ T32] INFO: task kworker/1:78:3301 blocked for more than 452 seconds. [ 1325.538822][ T32] Not tainted 6.15.0-syzkaller #0 [ 1325.538861][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.538899][ T32] task:kworker/1:78 state:D stack:0 pid:3301 tgid:3301 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.538991][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.539058][ T32] Call trace: [ 1325.539253][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1325.539349][ T32] r10:829189c0 r9:dfda5d84 r8:00000002 r7:60000113 r6:dfda5d8c r5:84a34800 [ 1325.539445][ T32] r4:84a34800 [ 1325.539482][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1325.539551][ T32] r5:84a34800 r4:829189bc [ 1325.539596][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.539667][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.539756][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfda5e08 [ 1325.539798][ T32] r4:00000000 [ 1325.539829][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1325.539928][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1325.539993][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1325.540061][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497fc00 [ 1325.540103][ T32] r4:00000000 [ 1325.540134][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1325.540201][ T32] r9:83018205 r8:84a34800 r7:00000000 r6:83018200 r5:00001000 r4:7f4d3000 [ 1325.540234][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1325.540296][ T32] r5:00001000 r4:dfd63000 [ 1325.540327][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1325.540392][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.540457][ T32] r5:84828f8c r4:84828c00 [ 1325.540545][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1325.551018][ T32] r7:ddde2d40 r6:83018200 r5:84828f8c r4:84989600 [ 1325.551194][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1325.551334][ T32] r10:61c88647 r9:84a34800 r8:8498962c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1325.551391][ T32] r4:84989600 [ 1325.551458][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1325.551561][ T32] r10:00000000 r9:84989600 r8:8027ecf4 r7:dfdede60 r6:84989680 r5:84a34800 [ 1325.551614][ T32] r4:00000001 [ 1325.551680][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.551788][ T32] Exception stack(0xdfda5fb0 to 0xdfda5ff8) [ 1325.551852][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1325.551901][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.551945][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.551992][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1325.552028][ T32] r4:8497f200 [ 1325.552951][ T32] INFO: task kworker/1:78:3301 is blocked on a mutex likely owned by task kworker/0:313:3955. [ 1325.553024][ T32] task:kworker/0:313 state:R running task stack:0 pid:3955 tgid:3955 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.553177][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.553258][ T32] Call trace: [ 1325.553338][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1325.553429][ T32] r10:8280c9b4 r9:84b7b000 r8:80200be4 r7:e08c5d54 r6:ffffffff r5:84b7b000 [ 1325.553466][ T32] r4:00000000 [ 1325.553499][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.553574][ T32] Exception stack(0xe08c5d20 to 0xe08c5d68) [ 1325.553625][ T32] 5d20: bfd20000 e0675000 00000001 80239b98 7f321000 00000001 82ac11c4 82ac05a0 [ 1325.553672][ T32] 5d40: 7f321000 e0675000 8280c9b4 e08c5d9c e08c5da0 e08c5d70 80230ad4 80239bb0 [ 1325.553711][ T32] 5d60: 80050013 ffffffff [ 1325.553748][ T32] r5:80050013 r4:80239bb0 [ 1325.553780][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1325.553849][ T32] r4:82ac11e4 [ 1325.553901][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.553973][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08c5dc0 r5:e08c5e08 [ 1325.554009][ T32] r4:e08c5dc0 [ 1325.554057][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1325.554143][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9900 [ 1325.554179][ T32] r4:00000000 [ 1325.554211][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1325.554281][ T32] r9:83018005 r8:84b7b000 r7:00000000 r6:83018000 r5:00001000 r4:7f099000 [ 1325.554317][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1325.554387][ T32] r5:00001000 r4:e06bd000 [ 1325.554420][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1325.554483][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.554546][ T32] r5:85073b8c r4:85073800 [ 1325.554593][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1325.554668][ T32] r7:dddced40 r6:83018000 r5:85073b8c r4:84b0bc00 [ 1325.554716][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1325.554885][ T32] r10:61c88647 r9:84b7b000 r8:84b0bc2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1325.554924][ T32] r4:84b0bc00 [ 1325.554981][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1325.555161][ T32] r10:00000000 r9:84b0bc00 r8:8027ecf4 r7:e08b1e60 r6:85024400 r5:84b7b000 [ 1325.555220][ T32] r4:00000001 [ 1325.555255][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.555312][ T32] Exception stack(0xe08c5fb0 to 0xe08c5ff8) [ 1325.555358][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1325.555433][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.555482][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.555529][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1325.555567][ T32] r4:850d9680 [ 1325.555600][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.555644][ T32] INFO: task kworker/1:79:3304 blocked for more than 452 seconds. [ 1325.555718][ T32] Not tainted 6.15.0-syzkaller #0 [ 1325.555932][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.555968][ T32] task:kworker/1:79 state:D stack:0 pid:3304 tgid:3304 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.556068][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.556205][ T32] Call trace: [ 1325.556269][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1325.556343][ T32] r10:829189c0 r9:dfdfdd84 r8:00000002 r7:60000113 r6:dfdfdd8c r5:84a35400 [ 1325.556381][ T32] r4:84a35400 [ 1325.556413][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1325.556510][ T32] r5:84a35400 r4:829189bc [ 1325.556546][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.556611][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.556683][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfdfde08 [ 1325.556718][ T32] r4:00000000 [ 1325.556748][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1325.556809][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1325.556867][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1325.556933][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497fac0 [ 1325.556968][ T32] r4:00000000 [ 1325.557050][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1325.557137][ T32] r9:83018205 r8:84a35400 r7:00000000 r6:83018200 r5:00001000 r4:7f4d5000 [ 1325.557172][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1325.557233][ T32] r5:00001000 r4:dfd8f000 [ 1325.557346][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1325.557417][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.557480][ T32] r5:84828b8c r4:84828800 [ 1325.557511][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1325.557605][ T32] r7:ddde2d40 r6:83018200 r5:84828b8c r4:84989700 [ 1325.557643][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1325.557740][ T32] r10:61c88647 r9:84a35400 r8:8498972c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1325.557800][ T32] r4:84989700 [ 1325.557834][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1325.557906][ T32] r10:00000000 r9:84989700 r8:8027ecf4 r7:dfda5e60 r6:84989780 r5:84a35400 [ 1325.558026][ T32] r4:00000001 [ 1325.558092][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.558152][ T32] Exception stack(0xdfdfdfb0 to 0xdfdfdff8) [ 1325.558193][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1325.558238][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.558303][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.558358][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1325.558396][ T32] r4:8497f380 [ 1325.559009][ T32] INFO: task kworker/1:79:3304 is blocked on a mutex likely owned by task kworker/0:313:3955. [ 1325.559078][ T32] task:kworker/0:313 state:R running task stack:0 pid:3955 tgid:3955 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.559256][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.559358][ T32] Call trace: [ 1325.559446][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1325.559558][ T32] r10:8280c9b4 r9:84b7b000 r8:80200be4 r7:e08c5d54 r6:ffffffff r5:84b7b000 [ 1325.559625][ T32] r4:00000000 [ 1325.559689][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.559780][ T32] Exception stack(0xe08c5d20 to 0xe08c5d68) [ 1325.559841][ T32] 5d20: bfd20000 e0675000 00000001 80239b98 7f321000 00000001 82ac11c4 82ac05a0 [ 1325.559900][ T32] 5d40: 7f321000 e0675000 8280c9b4 e08c5d9c e08c5da0 e08c5d70 80230ad4 80239bb0 [ 1325.559949][ T32] 5d60: 80050013 ffffffff [ 1325.560034][ T32] r5:80050013 r4:80239bb0 [ 1325.560097][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1325.560204][ T32] r4:82ac11e4 [ 1325.560266][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.560377][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08c5dc0 r5:e08c5e08 [ 1325.560449][ T32] r4:e08c5dc0 [ 1325.560565][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1325.579210][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9900 [ 1325.579289][ T32] r4:00000000 [ 1325.579326][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1325.579437][ T32] r9:83018005 r8:84b7b000 r7:00000000 r6:83018000 r5:00001000 r4:7f099000 [ 1325.579473][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1325.579582][ T32] r5:00001000 r4:e06bd000 [ 1325.579674][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1325.579747][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.579813][ T32] r5:85073b8c r4:85073800 [ 1325.579846][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1325.579919][ T32] r7:dddced40 r6:83018000 r5:85073b8c r4:84b0bc00 [ 1325.580096][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1325.580197][ T32] r10:61c88647 r9:84b7b000 r8:84b0bc2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1325.580239][ T32] r4:84b0bc00 [ 1325.580271][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1325.580344][ T32] r10:00000000 r9:84b0bc00 r8:8027ecf4 r7:e08b1e60 r6:85024400 r5:84b7b000 [ 1325.580381][ T32] r4:00000001 [ 1325.580412][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.580658][ T32] Exception stack(0xe08c5fb0 to 0xe08c5ff8) [ 1325.584440][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1325.584523][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.584581][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.584649][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1325.584701][ T32] r4:850d9680 [ 1325.584755][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.584842][ T32] INFO: task kworker/1:80:3306 blocked for more than 452 seconds. [ 1325.584926][ T32] Not tainted 6.15.0-syzkaller #0 [ 1325.584979][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.585027][ T32] task:kworker/1:80 state:D stack:0 pid:3306 tgid:3306 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.585186][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.585296][ T32] Call trace: [ 1325.585353][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1325.585441][ T32] r10:829189c0 r9:dfe09d84 r8:00000002 r7:60000113 r6:dfe09d8c r5:84a36000 [ 1325.585480][ T32] r4:84a36000 [ 1325.585514][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1325.585580][ T32] r5:84a36000 r4:829189bc [ 1325.585629][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.585701][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.585778][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfe09e08 [ 1325.585814][ T32] r4:00000000 [ 1325.585860][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1325.585942][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1325.586072][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1325.586204][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:859c8f80 [ 1325.586245][ T32] r4:00000000 [ 1325.586305][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1325.586433][ T32] r9:83018205 r8:84a36000 r7:00000000 r6:83018200 r5:00001000 r4:7f4cd000 [ 1325.586473][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1325.586541][ T32] r5:00001000 r4:dfc67000 [ 1325.586573][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1325.586636][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.586699][ T32] r5:84829b8c r4:84829800 [ 1325.586731][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1325.586878][ T32] r7:ddde2d40 r6:83018200 r5:84829b8c r4:84989800 [ 1325.586925][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1325.587017][ T32] r10:61c88647 r9:84a36000 r8:8498982c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1325.587057][ T32] r4:84989800 [ 1325.587142][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1325.587228][ T32] r10:00000000 r9:84989800 r8:8027ecf4 r7:dfda5e60 r6:84989880 r5:84a36000 [ 1325.587264][ T32] r4:00000001 [ 1325.587322][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.587388][ T32] Exception stack(0xdfe09fb0 to 0xdfe09ff8) [ 1325.587432][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1325.587479][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.587524][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.587607][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1325.587678][ T32] r4:8497f640 [ 1325.588528][ T32] INFO: task kworker/1:80:3306 is blocked on a mutex likely owned by task kworker/0:313:3955. [ 1325.588586][ T32] task:kworker/0:313 state:R running task stack:0 pid:3955 tgid:3955 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.588683][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.588754][ T32] Call trace: [ 1325.588803][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1325.588884][ T32] r10:8280c9b4 r9:84b7b000 r8:80200be4 r7:e08c5d54 r6:ffffffff r5:84b7b000 [ 1325.588936][ T32] r4:00000000 [ 1325.588973][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.589038][ T32] Exception stack(0xe08c5d20 to 0xe08c5d68) [ 1325.589094][ T32] 5d20: bfd20000 e0675000 00000001 80239b98 7f321000 00000001 82ac11c4 82ac05a0 [ 1325.589158][ T32] 5d40: 7f321000 e0675000 8280c9b4 e08c5d9c e08c5da0 e08c5d70 80230ad4 80239bb0 [ 1325.589202][ T32] 5d60: 80050013 ffffffff [ 1325.589258][ T32] r5:80050013 r4:80239bb0 [ 1325.589294][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1325.589365][ T32] r4:82ac11e4 [ 1325.589451][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.589526][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08c5dc0 r5:e08c5e08 [ 1325.589682][ T32] r4:e08c5dc0 [ 1325.589718][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1325.589788][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9900 [ 1325.589825][ T32] r4:00000000 [ 1325.589861][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1325.589927][ T32] r9:83018005 r8:84b7b000 r7:00000000 r6:83018000 r5:00001000 r4:7f099000 [ 1325.589962][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1325.590027][ T32] r5:00001000 r4:e06bd000 [ 1325.590060][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1325.590129][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.590204][ T32] r5:85073b8c r4:85073800 [ 1325.590239][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1325.590310][ T32] r7:dddced40 r6:83018000 r5:85073b8c r4:84b0bc00 [ 1325.590345][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1325.590569][ T32] r10:61c88647 r9:84b7b000 r8:84b0bc2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1325.602834][ T32] r4:84b0bc00 [ 1325.602921][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1325.603066][ T32] r10:00000000 r9:84b0bc00 r8:8027ecf4 r7:e08b1e60 r6:85024400 r5:84b7b000 [ 1325.603162][ T32] r4:00000001 [ 1325.603213][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.603298][ T32] Exception stack(0xe08c5fb0 to 0xe08c5ff8) [ 1325.603380][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1325.603447][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.603507][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.603568][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1325.603638][ T32] r4:850d9680 [ 1325.603711][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.603776][ T32] INFO: task kworker/1:81:3308 blocked for more than 452 seconds. [ 1325.603849][ T32] Not tainted 6.15.0-syzkaller #0 [ 1325.603907][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.603975][ T32] task:kworker/1:81 state:D stack:0 pid:3308 tgid:3308 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.604101][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.604177][ T32] Call trace: [ 1325.604273][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1325.604358][ T32] r10:829189c0 r9:dfe25d84 r8:00000002 r7:60000013 r6:dfe25d8c r5:849f6c00 [ 1325.604415][ T32] r4:849f6c00 [ 1325.604452][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1325.604519][ T32] r5:849f6c00 r4:829189bc [ 1325.604553][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.604618][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.604706][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfe25e08 [ 1325.604746][ T32] r4:00000000 [ 1325.604778][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1325.604840][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1325.604904][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1325.604982][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497fa00 [ 1325.605034][ T32] r4:00000000 [ 1325.605071][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1325.605148][ T32] r9:83018205 r8:849f6c00 r7:00000000 r6:83018200 r5:00001000 r4:7f4d1000 [ 1325.605213][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1325.605293][ T32] r5:00001000 r4:dfd27000 [ 1325.605345][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1325.605441][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.605510][ T32] r5:8482938c r4:84829000 [ 1325.605544][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1325.605611][ T32] r7:ddde2d40 r6:83018200 r5:8482938c r4:84989900 [ 1325.605664][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1325.605742][ T32] r10:61c88647 r9:849f6c00 r8:8498992c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1325.605793][ T32] r4:84989900 [ 1325.605840][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1325.605933][ T32] r10:00000000 r9:84989900 r8:8027ecf4 r7:dfe09e60 r6:84654780 r5:849f6c00 [ 1325.605986][ T32] r4:00000001 [ 1325.606034][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.606125][ T32] Exception stack(0xdfe25fb0 to 0xdfe25ff8) [ 1325.606224][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1325.606294][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.606354][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.606439][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1325.606499][ T32] r4:8497f700 [ 1325.607426][ T32] INFO: task kworker/1:81:3308 is blocked on a mutex likely owned by task kworker/0:313:3955. [ 1325.607514][ T32] task:kworker/0:313 state:R running task stack:0 pid:3955 tgid:3955 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.607672][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.607791][ T32] Call trace: [ 1325.607887][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1325.607992][ T32] r10:8280c9b4 r9:84b7b000 r8:80200be4 r7:e08c5d54 r6:ffffffff r5:84b7b000 [ 1325.608042][ T32] r4:00000000 [ 1325.608116][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.608207][ T32] Exception stack(0xe08c5d20 to 0xe08c5d68) [ 1325.608271][ T32] 5d20: bfd20000 e0675000 00000001 80239b98 7f321000 00000001 82ac11c4 82ac05a0 [ 1325.608336][ T32] 5d40: 7f321000 e0675000 8280c9b4 e08c5d9c e08c5da0 e08c5d70 80230ad4 80239bb0 [ 1325.608391][ T32] 5d60: 80050013 ffffffff [ 1325.608444][ T32] r5:80050013 r4:80239bb0 [ 1325.608490][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1325.608578][ T32] r4:82ac11e4 [ 1325.608624][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.608710][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08c5dc0 r5:e08c5e08 [ 1325.608759][ T32] r4:e08c5dc0 [ 1325.608802][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1325.608892][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9900 [ 1325.608940][ T32] r4:00000000 [ 1325.608985][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1325.609075][ T32] r9:83018005 r8:84b7b000 r7:00000000 r6:83018000 r5:00001000 r4:7f099000 [ 1325.609136][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1325.609221][ T32] r5:00001000 r4:e06bd000 [ 1325.609266][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1325.609352][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.609433][ T32] r5:85073b8c r4:85073800 [ 1325.609479][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1325.609570][ T32] r7:dddced40 r6:83018000 r5:85073b8c r4:84b0bc00 [ 1325.609616][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1325.609709][ T32] r10:61c88647 r9:84b7b000 r8:84b0bc2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1325.609760][ T32] r4:84b0bc00 [ 1325.609799][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1325.609887][ T32] r10:00000000 r9:84b0bc00 r8:8027ecf4 r7:e08b1e60 r6:85024400 r5:84b7b000 [ 1325.609954][ T32] r4:00000001 [ 1325.610003][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.610079][ T32] Exception stack(0xe08c5fb0 to 0xe08c5ff8) [ 1325.610165][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1325.610251][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.610349][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.610420][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1325.610473][ T32] r4:850d9680 [ 1325.610569][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.626168][ T32] INFO: task kworker/1:82:3309 blocked for more than 452 seconds. [ 1325.626263][ T32] Not tainted 6.15.0-syzkaller #0 [ 1325.626324][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.626370][ T32] task:kworker/1:82 state:D stack:0 pid:3309 tgid:3309 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.626489][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.626585][ T32] Call trace: [ 1325.626638][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1325.626728][ T32] r10:829189c0 r9:dfe31d84 r8:00000002 r7:60000013 r6:dfe31d8c r5:849f2400 [ 1325.626766][ T32] r4:849f2400 [ 1325.626799][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1325.626865][ T32] r5:849f2400 r4:829189bc [ 1325.626896][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.626961][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.627034][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfe31e08 [ 1325.627070][ T32] r4:00000000 [ 1325.627108][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1325.627238][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1325.627327][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1325.627418][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497ff40 [ 1325.627471][ T32] r4:00000000 [ 1325.627519][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1325.627616][ T32] r9:83018205 r8:849f2400 r7:00000000 r6:83018200 r5:00001000 r4:7f4cf000 [ 1325.627667][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1325.627770][ T32] r5:00001000 r4:dfca3000 [ 1325.627822][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1325.627908][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.627995][ T32] r5:8482978c r4:84829400 [ 1325.628040][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1325.628143][ T32] r7:ddde2d40 r6:83018200 r5:8482978c r4:84989980 [ 1325.628191][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1325.628291][ T32] r10:61c88647 r9:849f2400 r8:849899ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1325.628346][ T32] r4:84989980 [ 1325.628388][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1325.628488][ T32] r10:00000000 r9:84989980 r8:8027ecf4 r7:dfe09e60 r6:84654800 r5:849f2400 [ 1325.628530][ T32] r4:00000001 [ 1325.628578][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.628641][ T32] Exception stack(0xdfe31fb0 to 0xdfe31ff8) [ 1325.628686][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1325.628770][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.628859][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.628911][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1325.628973][ T32] r4:8497f5c0 [ 1325.629825][ T32] INFO: task kworker/1:82:3309 is blocked on a mutex likely owned by task kworker/0:313:3955. [ 1325.629902][ T32] task:kworker/0:313 state:R running task stack:0 pid:3955 tgid:3955 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.630016][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.630106][ T32] Call trace: [ 1325.630176][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1325.630258][ T32] r10:8280c9b4 r9:84b7b000 r8:80200be4 r7:e08c5d54 r6:ffffffff r5:84b7b000 [ 1325.630294][ T32] r4:00000000 [ 1325.630345][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.630414][ T32] Exception stack(0xe08c5d20 to 0xe08c5d68) [ 1325.630464][ T32] 5d20: bfd20000 e0675000 00000001 80239b98 7f321000 00000001 82ac11c4 82ac05a0 [ 1325.630510][ T32] 5d40: 7f321000 e0675000 8280c9b4 e08c5d9c e08c5da0 e08c5d70 80230ad4 80239bb0 [ 1325.630602][ T32] 5d60: 80050013 ffffffff [ 1325.641326][ T32] r5:80050013 r4:80239bb0 [ 1325.641414][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1325.641561][ T32] r4:82ac11e4 [ 1325.641624][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.641719][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08c5dc0 r5:e08c5e08 [ 1325.641762][ T32] r4:e08c5dc0 [ 1325.641795][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1325.641866][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9900 [ 1325.641902][ T32] r4:00000000 [ 1325.641935][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1325.642004][ T32] r9:83018005 r8:84b7b000 r7:00000000 r6:83018000 r5:00001000 r4:7f099000 [ 1325.642039][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1325.642117][ T32] r5:00001000 r4:e06bd000 [ 1325.642152][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1325.642232][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.642310][ T32] r5:85073b8c r4:85073800 [ 1325.642435][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1325.642522][ T32] r7:dddced40 r6:83018000 r5:85073b8c r4:84b0bc00 [ 1325.642577][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1325.642655][ T32] r10:61c88647 r9:84b7b000 r8:84b0bc2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1325.642769][ T32] r4:84b0bc00 [ 1325.642806][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1325.642880][ T32] r10:00000000 r9:84b0bc00 r8:8027ecf4 r7:e08b1e60 r6:85024400 r5:84b7b000 [ 1325.642918][ T32] r4:00000001 [ 1325.642950][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.643006][ T32] Exception stack(0xe08c5fb0 to 0xe08c5ff8) [ 1325.643053][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1325.643105][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.643191][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.643252][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1325.643290][ T32] r4:850d9680 [ 1325.643329][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.643380][ T32] INFO: task kworker/1:83:3312 blocked for more than 452 seconds. [ 1325.643446][ T32] Not tainted 6.15.0-syzkaller #0 [ 1325.643496][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.643553][ T32] task:kworker/1:83 state:D stack:0 pid:3312 tgid:3312 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.643652][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.643720][ T32] Call trace: [ 1325.643785][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1325.643870][ T32] r10:829189c0 r9:dfe3dd84 r8:00000002 r7:60000013 r6:dfe3dd8c r5:849f3000 [ 1325.643905][ T32] r4:849f3000 [ 1325.643954][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1325.644024][ T32] r5:849f3000 r4:829189bc [ 1325.644055][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.644125][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.644203][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfe3de08 [ 1325.644255][ T32] r4:00000000 [ 1325.644291][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1325.644357][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1325.644432][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1325.644508][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b88540 [ 1325.644544][ T32] r4:00000000 [ 1325.644574][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1325.644638][ T32] r9:83018205 r8:849f3000 r7:00000000 r6:83018200 r5:00001000 r4:7f4cb000 [ 1325.644690][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1325.644758][ T32] r5:00001000 r4:dfc15000 [ 1325.644790][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1325.644852][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.644926][ T32] r5:84829f8c r4:84829c00 [ 1325.644961][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1325.645029][ T32] r7:ddde2d40 r6:83018200 r5:84829f8c r4:84989a00 [ 1325.645111][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1325.645191][ T32] r10:61c88647 r9:849f3000 r8:84989a2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1325.645254][ T32] r4:84989a00 [ 1325.645289][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1325.645362][ T32] r10:00000000 r9:84989a00 r8:8027ecf4 r7:dfe09e60 r6:84654880 r5:849f3000 [ 1325.645398][ T32] r4:00000001 [ 1325.645454][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.645514][ T32] Exception stack(0xdfe3dfb0 to 0xdfe3dff8) [ 1325.645557][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1325.645605][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.645648][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.645706][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1325.645745][ T32] r4:8497f940 [ 1325.646596][ T32] INFO: task kworker/1:83:3312 is blocked on a mutex likely owned by task kworker/0:313:3955. [ 1325.646700][ T32] task:kworker/0:313 state:R running task stack:0 pid:3955 tgid:3955 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.646827][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.646941][ T32] Call trace: [ 1325.647019][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1325.647149][ T32] r10:8280c9b4 r9:84b7b000 r8:80200be4 r7:e08c5d54 r6:ffffffff r5:84b7b000 [ 1325.647193][ T32] r4:00000000 [ 1325.647225][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.647291][ T32] Exception stack(0xe08c5d20 to 0xe08c5d68) [ 1325.647339][ T32] 5d20: bfd20000 e0675000 00000001 80239b98 7f321000 00000001 82ac11c4 82ac05a0 [ 1325.647397][ T32] 5d40: 7f321000 e0675000 8280c9b4 e08c5d9c e08c5da0 e08c5d70 80230ad4 80239bb0 [ 1325.647452][ T32] 5d60: 80050013 ffffffff [ 1325.647494][ T32] r5:80050013 r4:80239bb0 [ 1325.647527][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1325.647593][ T32] r4:82ac11e4 [ 1325.647625][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.647718][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08c5dc0 r5:e08c5e08 [ 1325.647760][ T32] r4:e08c5dc0 [ 1325.647847][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1325.647920][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9900 [ 1325.647974][ T32] r4:00000000 [ 1325.648118][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1325.648194][ T32] r9:83018005 r8:84b7b000 r7:00000000 r6:83018000 r5:00001000 r4:7f099000 [ 1325.648228][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1325.648293][ T32] r5:00001000 r4:e06bd000 [ 1325.648378][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1325.648467][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.648550][ T32] r5:85073b8c r4:85073800 [ 1325.648598][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1325.648682][ T32] r7:dddced40 r6:83018000 r5:85073b8c r4:84b0bc00 [ 1325.648723][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1325.648815][ T32] r10:61c88647 r9:84b7b000 r8:84b0bc2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1325.648864][ T32] r4:84b0bc00 [ 1325.648907][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1325.649004][ T32] r10:00000000 r9:84b0bc00 r8:8027ecf4 r7:e08b1e60 r6:85024400 r5:84b7b000 [ 1325.649053][ T32] r4:00000001 [ 1325.649129][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.649217][ T32] Exception stack(0xe08c5fb0 to 0xe08c5ff8) [ 1325.649277][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1325.649342][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.649402][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.649466][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1325.649515][ T32] r4:850d9680 [ 1325.649564][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.649613][ T32] INFO: task kworker/1:84:3314 blocked for more than 452 seconds. [ 1325.649676][ T32] Not tainted 6.15.0-syzkaller #0 [ 1325.649729][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.649773][ T32] task:kworker/1:84 state:D stack:0 pid:3314 tgid:3314 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.649891][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.649983][ T32] Call trace: [ 1325.650055][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1325.650188][ T32] r10:829189c0 r9:dfe55d84 r8:00000002 r7:60000113 r6:dfe55d8c r5:83ccc800 [ 1325.650249][ T32] r4:83ccc800 [ 1325.650311][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1325.650408][ T32] r5:83ccc800 r4:829189bc [ 1325.650490][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.669003][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.669189][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfe55e08 [ 1325.669246][ T32] r4:00000000 [ 1325.669293][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1325.669376][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1325.669455][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1325.669535][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84943a40 [ 1325.669580][ T32] r4:00000000 [ 1325.669618][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1325.669703][ T32] r9:83018205 r8:83ccc800 r7:00000000 r6:83018200 r5:00001000 r4:7f4c9000 [ 1325.669767][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1325.669874][ T32] r5:00001000 r4:dfb91000 [ 1325.669919][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1325.669995][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.670072][ T32] r5:8482a38c r4:8482a000 [ 1325.670119][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1325.670202][ T32] r7:ddde2d40 r6:83018200 r5:8482a38c r4:84989a80 [ 1325.670243][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1325.670328][ T32] r10:61c88647 r9:83ccc800 r8:84989aac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1325.670375][ T32] r4:84989a80 [ 1325.670415][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1325.670502][ T32] r10:00000000 r9:84989a80 r8:8027ecf4 r7:dfe3de60 r6:84654900 r5:83ccc800 [ 1325.678143][ T32] r4:00000001 [ 1325.678282][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.678396][ T32] Exception stack(0xdfe55fb0 to 0xdfe55ff8) [ 1325.678463][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1325.678529][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.678591][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.678659][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1325.678711][ T32] r4:8497fa80 [ 1325.679596][ T32] INFO: task kworker/1:84:3314 is blocked on a mutex likely owned by task kworker/0:313:3955. [ 1325.679680][ T32] task:kworker/0:313 state:R running task stack:0 pid:3955 tgid:3955 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.679833][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.679933][ T32] Call trace: [ 1325.680004][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1325.680132][ T32] r10:8280c9b4 r9:84b7b000 r8:80200be4 r7:e08c5d54 r6:ffffffff r5:84b7b000 [ 1325.680176][ T32] r4:00000000 [ 1325.680210][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.680288][ T32] Exception stack(0xe08c5d20 to 0xe08c5d68) [ 1325.680370][ T32] 5d20: bfd20000 e0675000 00000001 80239b98 7f321000 00000001 82ac11c4 82ac05a0 [ 1325.680425][ T32] 5d40: 7f321000 e0675000 8280c9b4 e08c5d9c e08c5da0 e08c5d70 80230ad4 80239bb0 [ 1325.680563][ T32] 5d60: 80050013 ffffffff [ 1325.688460][ T32] r5:80050013 r4:80239bb0 [ 1325.688575][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1325.688684][ T32] r4:82ac11e4 [ 1325.688720][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.688792][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08c5dc0 r5:e08c5e08 [ 1325.688828][ T32] r4:e08c5dc0 [ 1325.688862][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1325.688932][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9900 [ 1325.688987][ T32] r4:00000000 [ 1325.689023][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1325.689118][ T32] r9:83018005 r8:84b7b000 r7:00000000 r6:83018000 r5:00001000 r4:7f099000 [ 1325.689175][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1325.689248][ T32] r5:00001000 r4:e06bd000 [ 1325.689281][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1325.689349][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.689421][ T32] r5:85073b8c r4:85073800 [ 1325.689473][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1325.689552][ T32] r7:dddced40 r6:83018000 r5:85073b8c r4:84b0bc00 [ 1325.689600][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1325.689678][ T32] r10:61c88647 r9:84b7b000 r8:84b0bc2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1325.689716][ T32] r4:84b0bc00 [ 1325.689748][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1325.689822][ T32] r10:00000000 r9:84b0bc00 r8:8027ecf4 r7:e08b1e60 r6:85024400 r5:84b7b000 [ 1325.689858][ T32] r4:00000001 [ 1325.689890][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.689947][ T32] Exception stack(0xe08c5fb0 to 0xe08c5ff8) [ 1325.689995][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1325.690054][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.690123][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.690202][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1325.690253][ T32] r4:850d9680 [ 1325.690308][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.690378][ T32] INFO: task kworker/1:86:3317 blocked for more than 452 seconds. [ 1325.690451][ T32] Not tainted 6.15.0-syzkaller #0 [ 1325.691081][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.691189][ T32] task:kworker/1:86 state:D stack:0 pid:3317 tgid:3317 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.691308][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.691414][ T32] Call trace: [ 1325.691485][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1325.691587][ T32] r10:829189c0 r9:dfe69d84 r8:00000002 r7:60000113 r6:dfe69d8c r5:849f5400 [ 1325.691642][ T32] r4:849f5400 [ 1325.691689][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1325.691801][ T32] r5:849f5400 r4:829189bc [ 1325.691852][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.691947][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.692049][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfe69e08 [ 1325.692106][ T32] r4:00000000 [ 1325.692167][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1325.692254][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1325.692360][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1325.692456][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84943d40 [ 1325.692505][ T32] r4:00000000 [ 1325.692550][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1325.692641][ T32] r9:83018205 r8:849f5400 r7:00000000 r6:83018200 r5:00001000 r4:7f4c7000 [ 1325.692688][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1325.692774][ T32] r5:00001000 r4:dfb45000 [ 1325.692819][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1325.692922][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.693008][ T32] r5:8482a78c r4:8482a400 [ 1325.693055][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1325.693155][ T32] r7:ddde2d40 r6:83018200 r5:8482a78c r4:84989b80 [ 1325.693205][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1325.693302][ T32] r10:61c88647 r9:849f5400 r8:84989bac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1325.693360][ T32] r4:84989b80 [ 1325.693410][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1325.693505][ T32] r10:00000000 r9:84989b80 r8:8027ecf4 r7:dfe59e60 r6:84654a00 r5:849f5400 [ 1325.693559][ T32] r4:00000001 [ 1325.693594][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.693652][ T32] Exception stack(0xdfe69fb0 to 0xdfe69ff8) [ 1325.693711][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1325.693868][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.694060][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.694145][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1325.694188][ T32] r4:8497fb00 [ 1325.695018][ T32] INFO: task kworker/1:86:3317 is blocked on a mutex likely owned by task kworker/0:313:3955. [ 1325.695138][ T32] task:kworker/0:313 state:R running task stack:0 pid:3955 tgid:3955 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.695307][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.695386][ T32] Call trace: [ 1325.695452][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1325.695532][ T32] r10:8280c9b4 r9:84b7b000 r8:80200be4 r7:e08c5d54 r6:ffffffff r5:84b7b000 [ 1325.695568][ T32] r4:00000000 [ 1325.695599][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.695674][ T32] Exception stack(0xe08c5d20 to 0xe08c5d68) [ 1325.695726][ T32] 5d20: bfd20000 e0675000 00000001 80239b98 7f321000 00000001 82ac11c4 82ac05a0 [ 1325.695774][ T32] 5d40: 7f321000 e0675000 8280c9b4 e08c5d9c e08c5da0 e08c5d70 80230ad4 80239bb0 [ 1325.695811][ T32] 5d60: 80050013 ffffffff [ 1325.695849][ T32] r5:80050013 r4:80239bb0 [ 1325.695905][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1325.695975][ T32] r4:82ac11e4 [ 1325.696009][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.696077][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08c5dc0 r5:e08c5e08 [ 1325.696120][ T32] r4:e08c5dc0 [ 1325.696151][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1325.696217][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9900 [ 1325.696252][ T32] r4:00000000 [ 1325.696282][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1325.696351][ T32] r9:83018005 r8:84b7b000 r7:00000000 r6:83018000 r5:00001000 r4:7f099000 [ 1325.696388][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1325.696453][ T32] r5:00001000 r4:e06bd000 [ 1325.696485][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1325.696549][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.696627][ T32] r5:85073b8c r4:85073800 [ 1325.696849][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1325.696943][ T32] r7:dddced40 r6:83018000 r5:85073b8c r4:84b0bc00 [ 1325.697090][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1325.697174][ T32] r10:61c88647 r9:84b7b000 r8:84b0bc2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1325.697211][ T32] r4:84b0bc00 [ 1325.697255][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1325.697332][ T32] r10:00000000 r9:84b0bc00 r8:8027ecf4 r7:e08b1e60 r6:85024400 r5:84b7b000 [ 1325.697371][ T32] r4:00000001 [ 1325.697401][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.697523][ T32] Exception stack(0xe08c5fb0 to 0xe08c5ff8) [ 1325.697622][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1325.697672][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.697715][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.697761][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1325.697865][ T32] r4:850d9680 [ 1325.697964][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.698011][ T32] INFO: task kworker/1:87:3319 blocked for more than 452 seconds. [ 1325.698093][ T32] Not tainted 6.15.0-syzkaller #0 [ 1325.698332][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.698373][ T32] task:kworker/1:87 state:D stack:0 pid:3319 tgid:3319 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.698486][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.698641][ T32] Call trace: [ 1325.698712][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1325.698810][ T32] r10:829189c0 r9:dfe79d84 r8:00000002 r7:60000113 r6:dfe79d8c r5:84850c00 [ 1325.698857][ T32] r4:84850c00 [ 1325.698913][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1325.698996][ T32] r5:84850c00 r4:829189bc [ 1325.699038][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.699161][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.699276][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfe79e08 [ 1325.699327][ T32] r4:00000000 [ 1325.699370][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1325.699448][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1325.699512][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1325.699579][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84943e80 [ 1325.699614][ T32] r4:00000000 [ 1325.699663][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1325.699751][ T32] r9:83018205 r8:84850c00 r7:00000000 r6:83018200 r5:00001000 r4:7f4c5000 [ 1325.699790][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1325.699973][ T32] r5:00001000 r4:dfac9000 [ 1325.700012][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1325.700076][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.700166][ T32] r5:85bfbf8c r4:85bfbc00 [ 1325.700227][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1325.700328][ T32] r7:ddde2d40 r6:83018200 r5:85bfbf8c r4:84989c00 [ 1325.700653][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1325.716569][ T32] r10:61c88647 r9:84850c00 r8:84989c2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1325.716675][ T32] r4:84989c00 [ 1325.716715][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1325.716826][ T32] r10:00000000 r9:84989c00 r8:8027ecf4 r7:dfe59e60 r6:84654a80 r5:84850c00 [ 1325.716864][ T32] r4:00000001 [ 1325.716897][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.716978][ T32] Exception stack(0xdfe79fb0 to 0xdfe79ff8) [ 1325.717031][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1325.717110][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.717160][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.717238][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1325.717278][ T32] r4:8497fec0 [ 1325.718130][ T32] INFO: task kworker/1:87:3319 is blocked on a mutex likely owned by task kworker/0:313:3955. [ 1325.718196][ T32] task:kworker/0:313 state:R running task stack:0 pid:3955 tgid:3955 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.718333][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.718432][ T32] Call trace: [ 1325.718508][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1325.718615][ T32] r10:8280c9b4 r9:84b7b000 r8:80200be4 r7:e08c5d54 r6:ffffffff r5:84b7b000 [ 1325.718669][ T32] r4:00000000 [ 1325.718713][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.718790][ T32] Exception stack(0xe08c5d20 to 0xe08c5d68) [ 1325.718848][ T32] 5d20: bfd20000 e0675000 00000001 80239b98 7f321000 00000001 82ac11c4 82ac05a0 [ 1325.718907][ T32] 5d40: 7f321000 e0675000 8280c9b4 e08c5d9c e08c5da0 e08c5d70 80230ad4 80239bb0 [ 1325.718963][ T32] 5d60: 80050013 ffffffff [ 1325.719019][ T32] r5:80050013 r4:80239bb0 [ 1325.719062][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1325.719204][ T32] r4:82ac11e4 [ 1325.719276][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.719375][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08c5dc0 r5:e08c5e08 [ 1325.719426][ T32] r4:e08c5dc0 [ 1325.719468][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1325.719550][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9900 [ 1325.719597][ T32] r4:00000000 [ 1325.719639][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1325.719738][ T32] r9:83018005 r8:84b7b000 r7:00000000 r6:83018000 r5:00001000 r4:7f099000 [ 1325.719788][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1325.719867][ T32] r5:00001000 r4:e06bd000 [ 1325.719912][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1325.719994][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.720079][ T32] r5:85073b8c r4:85073800 [ 1325.720138][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1325.720255][ T32] r7:dddced40 r6:83018000 r5:85073b8c r4:84b0bc00 [ 1325.720306][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1325.720403][ T32] r10:61c88647 r9:84b7b000 r8:84b0bc2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1325.720453][ T32] r4:84b0bc00 [ 1325.720492][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1325.731463][ T32] r10:00000000 r9:84b0bc00 r8:8027ecf4 r7:e08b1e60 r6:85024400 r5:84b7b000 [ 1325.731552][ T32] r4:00000001 [ 1325.731608][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.731745][ T32] Exception stack(0xe08c5fb0 to 0xe08c5ff8) [ 1325.731839][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1325.731904][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.731960][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.732044][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1325.732105][ T32] r4:850d9680 [ 1325.732156][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.732235][ T32] INFO: task kworker/1:88:3321 blocked for more than 452 seconds. [ 1325.732308][ T32] Not tainted 6.15.0-syzkaller #0 [ 1325.732362][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.732401][ T32] task:kworker/1:88 state:D stack:0 pid:3321 tgid:3321 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.732583][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.732679][ T32] Call trace: [ 1325.732734][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1325.732816][ T32] r10:829189c0 r9:dfe89d84 r8:00000002 r7:60000113 r6:dfe89d8c r5:84852400 [ 1325.732880][ T32] r4:84852400 [ 1325.732941][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1325.733010][ T32] r5:84852400 r4:829189bc [ 1325.733056][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.733131][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.733219][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfe89e08 [ 1325.733257][ T32] r4:00000000 [ 1325.733289][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1325.733352][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1325.733418][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1325.733485][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84943fc0 [ 1325.733520][ T32] r4:00000000 [ 1325.733553][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1325.733690][ T32] r9:83018205 r8:84852400 r7:00000000 r6:83018200 r5:00001000 r4:7f4c3000 [ 1325.733788][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1325.733860][ T32] r5:00001000 r4:dfa55000 [ 1325.733893][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1325.734010][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.734080][ T32] r5:85bfbb8c r4:85bfb800 [ 1325.734289][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1325.734373][ T32] r7:ddde2d40 r6:83018200 r5:85bfbb8c r4:84989c80 [ 1325.734419][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1325.734527][ T32] r10:61c88647 r9:84852400 r8:84989cac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1325.734572][ T32] r4:84989c80 [ 1325.734609][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1325.734686][ T32] r10:00000000 r9:84989c80 r8:8027ecf4 r7:dfe59e60 r6:84654b00 r5:84852400 [ 1325.734730][ T32] r4:00000001 [ 1325.734763][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.734820][ T32] Exception stack(0xdfe89fb0 to 0xdfe89ff8) [ 1325.734863][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1325.734910][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.734999][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.735051][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1325.735093][ T32] r4:84986ec0 [ 1325.735969][ T32] INFO: task kworker/1:88:3321 is blocked on a mutex likely owned by task kworker/0:313:3955. [ 1325.736028][ T32] task:kworker/0:313 state:R running task stack:0 pid:3955 tgid:3955 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.736163][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.736254][ T32] Call trace: [ 1325.736327][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1325.736415][ T32] r10:8280c9b4 r9:84b7b000 r8:80200be4 r7:e08c5d54 r6:ffffffff r5:84b7b000 [ 1325.736452][ T32] r4:00000000 [ 1325.736498][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.736566][ T32] Exception stack(0xe08c5d20 to 0xe08c5d68) [ 1325.736629][ T32] 5d20: bfd20000 e0675000 00000001 80239b98 7f321000 00000001 82ac11c4 82ac05a0 [ 1325.736704][ T32] 5d40: 7f321000 e0675000 8280c9b4 e08c5d9c e08c5da0 e08c5d70 80230ad4 80239bb0 [ 1325.736760][ T32] 5d60: 80050013 ffffffff [ 1325.736801][ T32] r5:80050013 r4:80239bb0 [ 1325.736837][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1325.736905][ T32] r4:82ac11e4 [ 1325.736938][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.737006][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08c5dc0 r5:e08c5e08 [ 1325.737044][ T32] r4:e08c5dc0 [ 1325.737076][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1325.737149][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9900 [ 1325.737185][ T32] r4:00000000 [ 1325.737217][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1325.737283][ T32] r9:83018005 r8:84b7b000 r7:00000000 r6:83018000 r5:00001000 r4:7f099000 [ 1325.737330][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1325.737403][ T32] r5:00001000 r4:e06bd000 [ 1325.737450][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1325.737518][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.737583][ T32] r5:85073b8c r4:85073800 [ 1325.737644][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1325.737719][ T32] r7:dddced40 r6:83018000 r5:85073b8c r4:84b0bc00 [ 1325.737754][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1325.737825][ T32] r10:61c88647 r9:84b7b000 r8:84b0bc2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1325.737861][ T32] r4:84b0bc00 [ 1325.737891][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1325.737965][ T32] r10:00000000 r9:84b0bc00 r8:8027ecf4 r7:e08b1e60 r6:85024400 r5:84b7b000 [ 1325.738002][ T32] r4:00000001 [ 1325.738110][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.738187][ T32] Exception stack(0xe08c5fb0 to 0xe08c5ff8) [ 1325.738234][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1325.738282][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.738327][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.738379][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1325.738419][ T32] r4:850d9680 [ 1325.738455][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.738514][ T32] INFO: task kworker/1:89:3323 blocked for more than 452 seconds. [ 1325.738592][ T32] Not tainted 6.15.0-syzkaller #0 [ 1325.738634][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.738681][ T32] task:kworker/1:89 state:D stack:0 pid:3323 tgid:3323 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.738771][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.738852][ T32] Call trace: [ 1325.738917][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1325.738993][ T32] r10:829189c0 r9:dfe99d84 r8:00000002 r7:60000013 r6:dfe99d8c r5:84853000 [ 1325.739063][ T32] r4:84853000 [ 1325.739104][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1325.739200][ T32] r5:84853000 r4:829189bc [ 1325.739249][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.739345][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.739427][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfe99e08 [ 1325.739462][ T32] r4:00000000 [ 1325.739496][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1325.739571][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1325.739635][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1325.739768][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8589a140 [ 1325.739861][ T32] r4:00000000 [ 1325.739895][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1325.739964][ T32] r9:83018205 r8:84853000 r7:00000000 r6:83018200 r5:00001000 r4:7f4bd000 [ 1325.740000][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1325.740063][ T32] r5:00001000 r4:df881000 [ 1325.740103][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1325.740207][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.740301][ T32] r5:85bfaf8c r4:85bfac00 [ 1325.740340][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1325.740412][ T32] r7:ddde2d40 r6:83018200 r5:85bfaf8c r4:84989d00 [ 1325.740446][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1325.757498][ T32] r10:61c88647 r9:84853000 r8:84989d2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1325.757583][ T32] r4:84989d00 [ 1325.757627][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1325.757753][ T32] r10:00000000 r9:84989d00 r8:8027ecf4 r7:dfe59e60 r6:84654b80 r5:84853000 [ 1325.757799][ T32] r4:00000001 [ 1325.757838][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.757909][ T32] Exception stack(0xdfe99fb0 to 0xdfe99ff8) [ 1325.757966][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1325.758047][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.758116][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.758210][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1325.758260][ T32] r4:84a77000 [ 1325.759263][ T32] INFO: task kworker/1:89:3323 is blocked on a mutex likely owned by task kworker/0:313:3955. [ 1325.759346][ T32] task:kworker/0:313 state:R running task stack:0 pid:3955 tgid:3955 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.759547][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.759675][ T32] Call trace: [ 1325.759745][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1325.759848][ T32] r10:8280c9b4 r9:84b7b000 r8:80200be4 r7:e08c5d54 r6:ffffffff r5:84b7b000 [ 1325.759919][ T32] r4:00000000 [ 1325.759970][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.760069][ T32] Exception stack(0xe08c5d20 to 0xe08c5d68) [ 1325.760140][ T32] 5d20: bfd20000 e0675000 00000001 80239b98 7f321000 00000001 82ac11c4 82ac05a0 [ 1325.760197][ T32] 5d40: 7f321000 e0675000 8280c9b4 e08c5d9c e08c5da0 e08c5d70 80230ad4 80239bb0 [ 1325.760244][ T32] 5d60: 80050013 ffffffff [ 1325.760290][ T32] r5:80050013 r4:80239bb0 [ 1325.760346][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1325.760443][ T32] r4:82ac11e4 [ 1325.760485][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.768622][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08c5dc0 r5:e08c5e08 [ 1325.768711][ T32] r4:e08c5dc0 [ 1325.768768][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1325.768878][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9900 [ 1325.768916][ T32] r4:00000000 [ 1325.768948][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1325.769019][ T32] r9:83018005 r8:84b7b000 r7:00000000 r6:83018000 r5:00001000 r4:7f099000 [ 1325.769084][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1325.769198][ T32] r5:00001000 r4:e06bd000 [ 1325.769232][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1325.769296][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.769366][ T32] r5:85073b8c r4:85073800 [ 1325.769401][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1325.769472][ T32] r7:dddced40 r6:83018000 r5:85073b8c r4:84b0bc00 [ 1325.769507][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1325.769581][ T32] r10:61c88647 r9:84b7b000 r8:84b0bc2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1325.769618][ T32] r4:84b0bc00 [ 1325.769650][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1325.769723][ T32] r10:00000000 r9:84b0bc00 r8:8027ecf4 r7:e08b1e60 r6:85024400 r5:84b7b000 [ 1325.769759][ T32] r4:00000001 [ 1325.769791][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.769866][ T32] Exception stack(0xe08c5fb0 to 0xe08c5ff8) [ 1325.769926][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1325.769973][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.770016][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.770079][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1325.770131][ T32] r4:850d9680 [ 1325.770172][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.770219][ T32] INFO: task kworker/1:90:3328 blocked for more than 452 seconds. [ 1325.770270][ T32] Not tainted 6.15.0-syzkaller #0 [ 1325.770313][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.770354][ T32] task:kworker/1:90 state:D stack:0 pid:3328 tgid:3328 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.770449][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.778654][ T32] Call trace: [ 1325.778885][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1325.779026][ T32] r10:829189c0 r9:dfdf1d84 r8:00000002 r7:60000013 r6:dfdf1d8c r5:84a33000 [ 1325.779067][ T32] r4:84a33000 [ 1325.779176][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1325.779303][ T32] r5:84a33000 r4:829189bc [ 1325.779343][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.779412][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.779585][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfdf1e08 [ 1325.779628][ T32] r4:00000000 [ 1325.779689][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1325.779755][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1325.779820][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1325.779905][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a77e00 [ 1325.779947][ T32] r4:00000000 [ 1325.779980][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1325.780052][ T32] r9:83018205 r8:84a33000 r7:00000000 r6:83018200 r5:00001000 r4:7f04f000 [ 1325.780094][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1325.780219][ T32] r5:00001000 r4:df83b000 [ 1325.780262][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1325.780330][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.780413][ T32] r5:85bfab8c r4:85bfa800 [ 1325.780478][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1325.780627][ T32] r7:ddde2d40 r6:83018200 r5:85bfab8c r4:84989d80 [ 1325.781273][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1325.781407][ T32] r10:61c88647 r9:84a33000 r8:84989dac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1325.781455][ T32] r4:84989d80 [ 1325.781521][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1325.781649][ T32] r10:00000000 r9:84989d80 r8:8027ecf4 r7:dfe59e60 r6:84989e00 r5:84a33000 [ 1325.781714][ T32] r4:00000001 [ 1325.781756][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.781868][ T32] Exception stack(0xdfdf1fb0 to 0xdfdf1ff8) [ 1325.781956][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1325.782022][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.782139][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.782238][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1325.782299][ T32] r4:84a77140 [ 1325.783209][ T32] INFO: task kworker/1:90:3328 is blocked on a mutex likely owned by task kworker/0:313:3955. [ 1325.783294][ T32] task:kworker/0:313 state:R running task stack:0 pid:3955 tgid:3955 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.783445][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.783524][ T32] Call trace: [ 1325.783605][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1325.783695][ T32] r10:8280c9b4 r9:84b7b000 r8:80200be4 r7:e08c5d54 r6:ffffffff r5:84b7b000 [ 1325.783733][ T32] r4:00000000 [ 1325.783784][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.783863][ T32] Exception stack(0xe08c5d20 to 0xe08c5d68) [ 1325.783923][ T32] 5d20: bfd20000 e0675000 00000001 80239b98 7f321000 00000001 82ac11c4 82ac05a0 [ 1325.784007][ T32] 5d40: 7f321000 e0675000 8280c9b4 e08c5d9c e08c5da0 e08c5d70 80230ad4 80239bb0 [ 1325.784078][ T32] 5d60: 80050013 ffffffff [ 1325.784123][ T32] r5:80050013 r4:80239bb0 [ 1325.784207][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1325.784283][ T32] r4:82ac11e4 [ 1325.784317][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.784389][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08c5dc0 r5:e08c5e08 [ 1325.784426][ T32] r4:e08c5dc0 [ 1325.784458][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1325.784546][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9900 [ 1325.784591][ T32] r4:00000000 [ 1325.784623][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1325.784693][ T32] r9:83018005 r8:84b7b000 r7:00000000 r6:83018000 r5:00001000 r4:7f099000 [ 1325.784770][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1325.784841][ T32] r5:00001000 r4:e06bd000 [ 1325.784873][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1325.784935][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.785014][ T32] r5:85073b8c r4:85073800 [ 1325.785110][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1325.785195][ T32] r7:dddced40 r6:83018000 r5:85073b8c r4:84b0bc00 [ 1325.785239][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1325.785330][ T32] r10:61c88647 r9:84b7b000 r8:84b0bc2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1325.785371][ T32] r4:84b0bc00 [ 1325.785403][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1325.785475][ T32] r10:00000000 r9:84b0bc00 r8:8027ecf4 r7:e08b1e60 r6:85024400 r5:84b7b000 [ 1325.785715][ T32] r4:00000001 [ 1325.785752][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.785862][ T32] Exception stack(0xe08c5fb0 to 0xe08c5ff8) [ 1325.785935][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1325.785989][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.786061][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.786117][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1325.786166][ T32] r4:850d9680 [ 1325.786231][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.786305][ T32] INFO: task kworker/0:18:3329 blocked for more than 452 seconds. [ 1325.786388][ T32] Not tainted 6.15.0-syzkaller #0 [ 1325.786435][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.786491][ T32] task:kworker/0:18 state:D stack:0 pid:3329 tgid:3329 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.786568][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.786629][ T32] Call trace: [ 1325.786679][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1325.786770][ T32] r10:829189c0 r9:dfa39d84 r8:00000002 r7:60000113 r6:dfa39d8c r5:84a38000 [ 1325.786809][ T32] r4:84a38000 [ 1325.786868][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1325.786940][ T32] r5:84a38000 r4:829189bc [ 1325.786971][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.787059][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.787175][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa39e08 [ 1325.787214][ T32] r4:00000000 [ 1325.787246][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1325.787332][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1325.787402][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1325.787470][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85362f80 [ 1325.787505][ T32] r4:00000000 [ 1325.787569][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1325.787668][ T32] r9:83018005 r8:84a38000 r7:00000000 r6:83018000 r5:00001000 r4:7f037000 [ 1325.787714][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1325.787782][ T32] r5:00001000 r4:eb813000 [ 1325.787817][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1325.787895][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.787979][ T32] r5:8583038c r4:85830000 [ 1325.788115][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1325.788227][ T32] r7:dddced40 r6:83018000 r5:8583038c r4:84654c00 [ 1325.788277][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1325.788368][ T32] r10:61c88647 r9:84a38000 r8:84654c2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1325.788413][ T32] r4:84654c00 [ 1325.788453][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1325.788536][ T32] r10:00000000 r9:84654c00 r8:8027ecf4 r7:dfc2de60 r6:84989e80 r5:84a38000 [ 1325.788603][ T32] r4:00000001 [ 1325.788651][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.788723][ T32] Exception stack(0xdfa39fb0 to 0xdfa39ff8) [ 1325.788769][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1325.788815][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.788863][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.788918][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1325.788970][ T32] r4:84a65540 [ 1325.789626][ T32] INFO: task kworker/0:18:3329 is blocked on a mutex likely owned by task kworker/0:313:3955. [ 1325.789706][ T32] task:kworker/0:313 state:R running task stack:0 pid:3955 tgid:3955 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.789867][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.789939][ T32] Call trace: [ 1325.789989][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1325.790071][ T32] r10:8280c9b4 r9:84b7b000 r8:80200be4 r7:e08c5d54 r6:ffffffff r5:84b7b000 [ 1325.790117][ T32] r4:00000000 [ 1325.790164][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.790244][ T32] Exception stack(0xe08c5d20 to 0xe08c5d68) [ 1325.790329][ T32] 5d20: bfd20000 e0675000 00000001 80239b98 7f321000 00000001 82ac11c4 82ac05a0 [ 1325.790439][ T32] 5d40: 7f321000 e0675000 8280c9b4 e08c5d9c e08c5da0 e08c5d70 80230ad4 80239bb0 [ 1325.790507][ T32] 5d60: 80050013 ffffffff [ 1325.810241][ T32] r5:80050013 r4:80239bb0 [ 1325.810392][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1325.811225][ T32] r4:82ac11e4 [ 1325.811314][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.811424][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08c5dc0 r5:e08c5e08 [ 1325.811472][ T32] r4:e08c5dc0 [ 1325.811538][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1325.811634][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9900 [ 1325.811682][ T32] r4:00000000 [ 1325.811726][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1325.811822][ T32] r9:83018005 r8:84b7b000 r7:00000000 r6:83018000 r5:00001000 r4:7f099000 [ 1325.811870][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1325.811957][ T32] r5:00001000 r4:e06bd000 [ 1325.812004][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1325.812118][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.812210][ T32] r5:85073b8c r4:85073800 [ 1325.812256][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1325.812367][ T32] r7:dddced40 r6:83018000 r5:85073b8c r4:84b0bc00 [ 1325.812422][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1325.812528][ T32] r10:61c88647 r9:84b7b000 r8:84b0bc2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1325.812596][ T32] r4:84b0bc00 [ 1325.812646][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1325.812745][ T32] r10:00000000 r9:84b0bc00 r8:8027ecf4 r7:e08b1e60 r6:85024400 r5:84b7b000 [ 1325.812814][ T32] r4:00000001 [ 1325.812863][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.812973][ T32] Exception stack(0xe08c5fb0 to 0xe08c5ff8) [ 1325.813036][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1325.813118][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.813195][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.813374][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1325.813489][ T32] r4:850d9680 [ 1325.813577][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.813669][ T32] INFO: task kworker/0:19:3332 blocked for more than 452 seconds. [ 1325.813747][ T32] Not tainted 6.15.0-syzkaller #0 [ 1325.813820][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.813897][ T32] task:kworker/0:19 state:D stack:0 pid:3332 tgid:3332 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.814055][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.814169][ T32] Call trace: [ 1325.814248][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1325.814389][ T32] r10:829189c0 r9:dfa6dd84 r8:00000002 r7:60000113 r6:dfa6dd8c r5:84a3a400 [ 1325.814433][ T32] r4:84a3a400 [ 1325.814467][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1325.814535][ T32] r5:84a3a400 r4:829189bc [ 1325.814567][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.814656][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.814738][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa6de08 [ 1325.814776][ T32] r4:00000000 [ 1325.814808][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1325.814871][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1325.814931][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1325.814998][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85362600 [ 1325.815034][ T32] r4:00000000 [ 1325.815111][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1325.815221][ T32] r9:83018005 r8:84a3a400 r7:00000000 r6:83018000 r5:00001000 r4:7f08b000 [ 1325.815258][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1325.815322][ T32] r5:00001000 r4:ec83f000 [ 1325.815356][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1325.815422][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.815542][ T32] r5:8582df8c r4:8582dc00 [ 1325.815635][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1325.815735][ T32] r7:dddced40 r6:83018000 r5:8582df8c r4:84654c80 [ 1325.815776][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1325.815853][ T32] r10:61c88647 r9:84a3a400 r8:84654cac r7:82804d40 r6:dddced40 r5:dddced60 [ 1325.815889][ T32] r4:84654c80 [ 1325.815950][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1325.816097][ T32] r10:00000000 r9:84654c80 r8:8027ecf4 r7:dfa39e60 r6:84989f00 r5:84a3a400 [ 1325.816138][ T32] r4:00000001 [ 1325.816198][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.816260][ T32] Exception stack(0xdfa6dfb0 to 0xdfa6dff8) [ 1325.816305][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1325.816367][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.816420][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.816471][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1325.816516][ T32] r4:84a65d40 [ 1325.817380][ T32] INFO: task kworker/0:19:3332 is blocked on a mutex likely owned by task kworker/0:313:3955. [ 1325.817444][ T32] task:kworker/0:313 state:R running task stack:0 pid:3955 tgid:3955 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.817555][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.817654][ T32] Call trace: [ 1325.817709][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1325.817792][ T32] r10:8280c9b4 r9:84b7b000 r8:80200be4 r7:e08c5d54 r6:ffffffff r5:84b7b000 [ 1325.817858][ T32] r4:00000000 [ 1325.817933][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.818014][ T32] Exception stack(0xe08c5d20 to 0xe08c5d68) [ 1325.818093][ T32] 5d20: bfd20000 e0675000 00000001 80239b98 7f321000 00000001 82ac11c4 82ac05a0 [ 1325.818147][ T32] 5d40: 7f321000 e0675000 8280c9b4 e08c5d9c e08c5da0 e08c5d70 80230ad4 80239bb0 [ 1325.818187][ T32] 5d60: 80050013 ffffffff [ 1325.818227][ T32] r5:80050013 r4:80239bb0 [ 1325.818262][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1325.818358][ T32] r4:82ac11e4 [ 1325.818441][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.818531][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08c5dc0 r5:e08c5e08 [ 1325.818575][ T32] r4:e08c5dc0 [ 1325.818617][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1325.818721][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9900 [ 1325.818789][ T32] r4:00000000 [ 1325.818830][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1325.818904][ T32] r9:83018005 r8:84b7b000 r7:00000000 r6:83018000 r5:00001000 r4:7f099000 [ 1325.818940][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1325.819008][ T32] r5:00001000 r4:e06bd000 [ 1325.819040][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1325.819111][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.819214][ T32] r5:85073b8c r4:85073800 [ 1325.819247][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1325.819318][ T32] r7:dddced40 r6:83018000 r5:85073b8c r4:84b0bc00 [ 1325.819353][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1325.819427][ T32] r10:61c88647 r9:84b7b000 r8:84b0bc2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1325.819480][ T32] r4:84b0bc00 [ 1325.819545][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1325.819625][ T32] r10:00000000 r9:84b0bc00 r8:8027ecf4 r7:e08b1e60 r6:85024400 r5:84b7b000 [ 1325.819743][ T32] r4:00000001 [ 1325.819782][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.819893][ T32] Exception stack(0xe08c5fb0 to 0xe08c5ff8) [ 1325.819991][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1325.820070][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.820125][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.820175][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1325.820210][ T32] r4:850d9680 [ 1325.820246][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.820288][ T32] INFO: task kworker/0:20:3333 blocked for more than 452 seconds. [ 1325.820361][ T32] Not tainted 6.15.0-syzkaller #0 [ 1325.820461][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.820498][ T32] task:kworker/0:20 state:D stack:0 pid:3333 tgid:3333 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.833055][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.833181][ T32] Call trace: [ 1325.833236][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1325.833327][ T32] r10:829189c0 r9:dfa7dd84 r8:00000002 r7:60000113 r6:dfa7dd8c r5:84a38c00 [ 1325.833367][ T32] r4:84a38c00 [ 1325.833404][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1325.833470][ T32] r5:84a38c00 r4:829189bc [ 1325.833503][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.833595][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.833677][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa7de08 [ 1325.833713][ T32] r4:00000000 [ 1325.833830][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1325.833945][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1325.834042][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1325.834140][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85362e40 [ 1325.834191][ T32] r4:00000000 [ 1325.834282][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1325.834382][ T32] r9:83018005 r8:84a38c00 r7:00000000 r6:83018000 r5:00001000 r4:7f035000 [ 1325.834449][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1325.834540][ T32] r5:00001000 r4:eb7a5000 [ 1325.834581][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1325.834659][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.834737][ T32] r5:8582ff8c r4:8582fc00 [ 1325.834780][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1325.834871][ T32] r7:dddced40 r6:83018000 r5:8582ff8c r4:84654d00 [ 1325.834917][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1325.835014][ T32] r10:61c88647 r9:84a38c00 r8:84654d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1325.835070][ T32] r4:84654d00 [ 1325.835165][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1325.835260][ T32] r10:00000000 r9:84654d00 r8:8027ecf4 r7:dfa6de60 r6:84989f80 r5:84a38c00 [ 1325.835308][ T32] r4:00000001 [ 1325.835352][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.835430][ T32] Exception stack(0xdfa7dfb0 to 0xdfa7dff8) [ 1325.835486][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1325.835542][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.835596][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.835652][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1325.835698][ T32] r4:84a65d40 [ 1325.836626][ T32] INFO: task kworker/0:20:3333 is blocked on a mutex likely owned by task kworker/0:313:3955. [ 1325.836706][ T32] task:kworker/0:313 state:R running task stack:0 pid:3955 tgid:3955 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.836828][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.836933][ T32] Call trace: [ 1325.837028][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1325.837137][ T32] r10:8280c9b4 r9:84b7b000 r8:80200be4 r7:e08c5d54 r6:ffffffff r5:84b7b000 [ 1325.837188][ T32] r4:00000000 [ 1325.837252][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.837339][ T32] Exception stack(0xe08c5d20 to 0xe08c5d68) [ 1325.837400][ T32] 5d20: bfd20000 e0675000 00000001 80239b98 7f321000 00000001 82ac11c4 82ac05a0 [ 1325.837466][ T32] 5d40: 7f321000 e0675000 8280c9b4 e08c5d9c e08c5da0 e08c5d70 80230ad4 80239bb0 [ 1325.837520][ T32] 5d60: 80050013 ffffffff [ 1325.837581][ T32] r5:80050013 r4:80239bb0 [ 1325.837622][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1325.837693][ T32] r4:82ac11e4 [ 1325.837727][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.837794][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08c5dc0 r5:e08c5e08 [ 1325.837830][ T32] r4:e08c5dc0 [ 1325.837862][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1325.838056][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9900 [ 1325.838106][ T32] r4:00000000 [ 1325.838255][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) ** 4 printk messages dropped ** [ 1325.838628][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 17 printk messages dropped ** [ 1325.839798][ T32] INFO: task kworker/0:21:3335 blocked for more than 452 seconds. [ 1325.839880][ T32] Not tainted 6.15.0-syzkaller #0 [ 1325.839926][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.839960][ T32] task:kworker/0:21 state:D stack:0 pid:3335 tgid:3335 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.840038][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.840110][ T32] Call trace: [ 1325.840159][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1325.840232][ T32] r10:829189c0 r9:dfa95d84 r8:00000002 r7:60000113 r6:dfa95d8c r5:84a39800 [ 1325.840268][ T32] r4:84a39800 [ 1325.840300][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1325.840366][ T32] r5:84a39800 r4:829189bc [ 1325.840453][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.858702][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.858976][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa95e08 [ 1325.859019][ T32] r4:00000000 [ 1325.859056][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1325.859164][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1325.859236][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1325.859331][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85362840 [ 1325.859415][ T32] r4:00000000 [ 1325.859452][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1325.859545][ T32] r9:83018005 r8:84a39800 r7:00000000 r6:83018000 r5:00001000 r4:7f0a1000 [ 1325.859585][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1325.859682][ T32] r5:00001000 r4:ec8a1000 [ 1325.859745][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1325.859827][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.859896][ T32] r5:8582e78c r4:8582e400 [ 1325.859931][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1325.860040][ T32] r7:dddced40 r6:83018000 r5:8582e78c r4:84654d80 [ 1325.860094][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1325.860201][ T32] r10:61c88647 r9:84a39800 r8:84654dac r7:82804d40 r6:dddced40 r5:dddced60 [ 1325.860242][ T32] r4:84654d80 [ 1325.860378][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1325.860484][ T32] r10:00000000 r9:84654d80 r8:8027ecf4 r7:dfa6de60 r6:84a71000 r5:84a39800 [ 1325.868864][ T32] r4:00000001 [ 1325.869008][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.869122][ T32] Exception stack(0xdfa95fb0 to 0xdfa95ff8) [ 1325.869193][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1325.869254][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.869301][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.869380][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1325.869479][ T32] r4:84a7a040 [ 1325.870331][ T32] INFO: task kworker/0:21:3335 is blocked on a mutex likely owned by task kworker/0:313:3955. [ 1325.870450][ T32] task:kworker/0:313 state:R running task stack:0 pid:3955 tgid:3955 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.871219][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.871332][ T32] Call trace: [ 1325.871399][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1325.871497][ T32] r10:8280c9b4 r9:84b7b000 r8:80200be4 r7:e08c5d54 r6:ffffffff r5:84b7b000 [ 1325.871545][ T32] r4:00000000 [ 1325.871609][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.871706][ T32] Exception stack(0xe08c5d20 to 0xe08c5d68) [ 1325.871783][ T32] 5d20: bfd20000 e0675000 00000001 80239b98 7f321000 00000001 82ac11c4 82ac05a0 [ 1325.871836][ T32] 5d40: 7f321000 e0675000 8280c9b4 e08c5d9c e08c5da0 e08c5d70 80230ad4 80239bb0 [ 1325.871875][ T32] 5d60: 80050013 ffffffff [ 1325.871949][ T32] r5:80050013 r4:80239bb0 [ 1325.872144][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1325.872221][ T32] r4:82ac11e4 [ 1325.872256][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.872325][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08c5dc0 r5:e08c5e08 [ 1325.872362][ T32] r4:e08c5dc0 [ 1325.872395][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1325.872549][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9900 [ 1325.872648][ T32] r4:00000000 [ 1325.872684][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1325.872756][ T32] r9:83018005 r8:84b7b000 r7:00000000 r6:83018000 r5:00001000 r4:7f099000 [ 1325.872793][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1325.872871][ T32] r5:00001000 r4:e06bd000 [ 1325.872930][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1325.872999][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 1 printk messages dropped ** [ 1325.873103][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) ** 12 printk messages dropped ** [ 1325.874031][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 10 printk messages dropped ** [ 1325.874957][ T32] r4:84a3b000 ** 1 printk messages dropped ** [ 1325.875096][ T32] r5:84a3b000 r4:829189bc [ 1325.875158][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1325.875352][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1325.875869][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1325.876166][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) ** 6 printk messages dropped ** [ 1325.876694][ T32] r4:84654e00 ** 5 printk messages dropped ** [ 1325.877060][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1325.878493][ T32] task:kworker/0:313 state:R running task stack:0 pid:3955 tgid:3955 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.878737][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.878851][ T32] Call trace: [ 1325.878927][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1325.879014][ T32] r10:8280c9b4 r9:84b7b000 r8:80200be4 r7:e08c5d54 r6:ffffffff r5:84b7b000 [ 1325.879051][ T32] r4:00000000 [ 1325.879154][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.879231][ T32] Exception stack(0xe08c5d20 to 0xe08c5d68) [ 1325.879296][ T32] 5d20: bfd20000 e0675000 00000001 80239b98 7f321000 00000001 82ac11c4 82ac05a0 [ 1325.879349][ T32] 5d40: 7f321000 e0675000 8280c9b4 e08c5d9c e08c5da0 e08c5d70 80230ad4 80239bb0 [ 1325.879428][ T32] 5d60: 80050013 ffffffff [ 1325.879472][ T32] r5:80050013 r4:80239bb0 [ 1325.879506][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1325.879575][ T32] r4:82ac11e4 [ 1325.879609][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.879678][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08c5dc0 r5:e08c5e08 [ 1325.879740][ T32] r4:e08c5dc0 [ 1325.879778][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1325.879849][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9900 [ 1325.879885][ T32] r4:00000000 [ 1325.879917][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1325.879984][ T32] r9:83018005 r8:84b7b000 r7:00000000 r6:83018000 r5:00001000 r4:7f099000 [ 1325.880046][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1325.880137][ T32] r5:00001000 r4:e06bd000 [ 1325.880203][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1325.880305][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.880405][ T32] r5:85073b8c r4:85073800 [ 1325.880441][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1325.880512][ T32] r7:dddced40 r6:83018000 r5:85073b8c r4:84b0bc00 [ 1325.880601][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) ** 5 printk messages dropped ** [ 1325.900312][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 8 printk messages dropped ** [ 1325.901447][ T32] Not tainted 6.15.0-syzkaller #0 ** 8 printk messages dropped ** [ 1325.902184][ T32] r5:84a3bc00 r4:829189bc [ 1325.902228][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.902336][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) ** 4 printk messages dropped ** [ 1325.902753][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) ** 6 printk messages dropped ** [ 1325.903186][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) ** 10 printk messages dropped ** [ 1325.903827][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 7 printk messages dropped ** [ 1325.905056][ T32] task:kworker/0:313 state:R running task stack:0 pid:3955 tgid:3955 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 14 printk messages dropped ** [ 1325.905941][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08c5dc0 r5:e08c5e08 ** 8 printk messages dropped ** [ 1325.906362][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) ** 4 printk messages dropped ** [ 1325.906644][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1325.906716][ T32] r10:61c88647 r9:84b7b000 r8:84b0bc2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1325.906752][ T32] r4:84b0bc00 [ 1325.906784][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1325.906855][ T32] r10:00000000 r9:84b0bc00 r8:8027ecf4 r7:e08b1e60 r6:85024400 r5:84b7b000 [ 1325.906891][ T32] r4:00000001 [ 1325.906923][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.906978][ T32] Exception stack(0xe08c5fb0 to 0xe08c5ff8) [ 1325.907035][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1325.907111][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.907185][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.907266][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1325.907319][ T32] r4:850d9680 [ 1325.907361][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.907414][ T32] INFO: task kworker/0:24:3342 blocked for more than 452 seconds. [ 1325.907524][ T32] Not tainted 6.15.0-syzkaller #0 [ 1325.907584][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.907630][ T32] task:kworker/0:24 state:D stack:0 pid:3342 tgid:3342 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.907719][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.907798][ T32] Call trace: [ 1325.907909][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1325.907999][ T32] r10:829189c0 r9:dfb11d84 r8:00000002 r7:60000113 r6:dfb11d8c r5:84a3c800 [ 1325.908045][ T32] r4:84a3c800 [ 1325.908117][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1325.908218][ T32] r5:84a3c800 r4:829189bc [ 1325.908260][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.908341][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.908438][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfb11e08 [ 1325.908487][ T32] r4:00000000 [ 1325.908565][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1325.908651][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1325.908728][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1325.908812][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85362b80 [ 1325.908863][ T32] r4:00000000 [ 1325.908918][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1325.909020][ T32] r9:83018005 r8:84a3c800 r7:00000000 r6:83018000 r5:00001000 r4:7f02f000 [ 1325.909069][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1325.909156][ T32] r5:00001000 r4:eb30f000 [ 1325.909197][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1325.909274][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.909366][ T32] r5:8582f38c r4:8582f000 [ 1325.909419][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1325.909516][ T32] r7:dddced40 r6:83018000 r5:8582f38c r4:84654f00 [ 1325.909560][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1325.909643][ T32] r10:61c88647 r9:84a3c800 r8:84654f2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1325.909687][ T32] r4:84654f00 [ 1325.909726][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1325.909808][ T32] r10:00000000 r9:84654f00 r8:8027ecf4 r7:dfa6de60 r6:84a71180 r5:84a3c800 [ 1325.909853][ T32] r4:00000001 [ 1325.909906][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.909976][ T32] Exception stack(0xdfb11fb0 to 0xdfb11ff8) [ 1325.910029][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1325.910083][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.910157][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.910217][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1325.910268][ T32] r4:84a7a280 [ 1325.926645][ T32] INFO: task kworker/0:24:3342 is blocked on a mutex likely owned by task kworker/0:313:3955. [ 1325.926796][ T32] task:kworker/0:313 state:R running task stack:0 pid:3955 tgid:3955 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 4 printk messages dropped ** [ 1325.927290][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1325.927409][ T32] Exception stack(0xe08c5d20 to 0xe08c5d68) [ 1325.927464][ T32] 5d20: bfd20000 e0675000 00000001 80239b98 7f321000 00000001 82ac11c4 82ac05a0 [ 1325.927536][ T32] 5d40: 7f321000 e0675000 8280c9b4 e08c5d9c e08c5da0 e08c5d70 80230ad4 80239bb0 [ 1325.927578][ T32] 5d60: 80050013 ffffffff [ 1325.927619][ T32] r5:80050013 r4:80239bb0 [ 1325.927652][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1325.927738][ T32] r4:82ac11e4 [ 1325.927802][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.927875][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08c5dc0 r5:e08c5e08 [ 1325.927911][ T32] r4:e08c5dc0 [ 1325.927944][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1325.928012][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9900 [ 1325.928062][ T32] r4:00000000 [ 1325.928104][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1325.928177][ T32] r9:83018005 r8:84b7b000 r7:00000000 r6:83018000 r5:00001000 r4:7f099000 [ 1325.928212][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1325.928297][ T32] r5:00001000 r4:e06bd000 [ 1325.928333][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1325.928424][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 1325.928863][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) ** 6 printk messages dropped ** [ 1325.929271][ T32] Exception stack(0xe08c5fb0 to 0xe08c5ff8) ** 6 printk messages dropped ** [ 1325.929687][ T32] INFO: task kworker/0:25:3343 blocked for more than 452 seconds. ** 6 printk messages dropped ** [ 1325.930169][ T32] r10:829189c0 r9:dfb2dd84 r8:00000002 r7:60000113 r6:dfb2dd8c r5:84a3d400 ** 2 printk messages dropped ** [ 1325.930343][ T32] r5:84a3d400 r4:829189bc [ 1325.930377][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1325.938694][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1325.939415][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1325.939749][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) ** 8 printk messages dropped ** [ 1325.940420][ T32] r10:00000000 r9:84654f80 r8:8027ecf4 r7:dfa6de60 r6:84a71200 r5:84a3d400 ** 9 printk messages dropped ** [ 1325.949869][ T32] task:kworker/0:313 state:R running task stack:0 pid:3955 tgid:3955 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1325.958728][ T32] 5d60: 80050013 ffffffff ** 5 printk messages dropped ** [ 1325.959239][ T32] r4:e08c5dc0 ** 4 printk messages dropped ** [ 1325.959679][ T32] r9:83018005 r8:84b7b000 r7:00000000 r6:83018000 r5:00001000 r4:7f099000 ** 8 printk messages dropped ** [ 1325.960381][ T32] r10:61c88647 r9:84b7b000 r8:84b0bc2c r7:82804d40 r6:dddced40 r5:dddced60 ** 9 printk messages dropped ** [ 1325.969463][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 12 printk messages dropped ** [ 1325.971320][ T32] r5:84a3ec00 r4:829189bc [ 1325.971380][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1325.971616][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1325.971743][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1325.971823][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1325.971934][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85362940 [ 1325.972001][ T32] r4:00000000 [ 1325.972045][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1325.972140][ T32] r9:83018005 r8:84a3ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f029000 [ 1325.972184][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1325.972266][ T32] r5:00001000 r4:dfb43000 [ 1325.972321][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1325.972403][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.972480][ T32] r5:8582eb8c r4:8582e800 [ 1325.972519][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1325.972603][ T32] r7:dddced40 r6:83018000 r5:8582eb8c r4:84a74000 [ 1325.972660][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1325.972751][ T32] r10:61c88647 r9:84a3ec00 r8:84a7402c r7:82804d40 r6:dddced40 r5:dddced60 [ 1325.972796][ T32] r4:84a74000 [ 1325.972835][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1325.972970][ T32] r10:00000000 r9:84a74000 r8:8027ecf4 r7:dfa6de60 r6:84a71280 r5:84a3ec00 [ 1325.973023][ T32] r4:00000001 [ 1325.973063][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.973156][ T32] Exception stack(0xdfb61fb0 to 0xdfb61ff8) [ 1325.973234][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1325.973295][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.973353][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.973419][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1325.973471][ T32] r4:84a7a880 [ 1325.974423][ T32] INFO: task kworker/0:26:3345 is blocked on a mutex likely owned by task kworker/0:313:3955. [ 1325.974505][ T32] task:kworker/0:313 state:R running task stack:0 pid:3955 tgid:3955 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.974634][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.974723][ T32] Call trace: [ 1325.974802][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1325.974920][ T32] r10:8280c9b4 r9:84b7b000 r8:80200be4 r7:e08c5d54 r6:ffffffff r5:84b7b000 [ 1325.974971][ T32] r4:00000000 [ 1325.975009][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.975094][ T32] Exception stack(0xe08c5d20 to 0xe08c5d68) [ 1325.975195][ T32] 5d20: bfd20000 e0675000 00000001 80239b98 7f321000 00000001 82ac11c4 82ac05a0 [ 1325.975262][ T32] 5d40: 7f321000 e0675000 8280c9b4 e08c5d9c e08c5da0 e08c5d70 80230ad4 80239bb0 [ 1325.975310][ T32] 5d60: 80050013 ffffffff [ 1325.975357][ T32] r5:80050013 r4:80239bb0 [ 1325.975416][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1325.975503][ T32] r4:82ac11e4 [ 1325.975544][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.975637][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08c5dc0 r5:e08c5e08 [ 1325.975708][ T32] r4:e08c5dc0 [ 1325.975770][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1325.975862][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9900 [ 1325.975909][ T32] r4:00000000 [ 1325.975953][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1325.976037][ T32] r9:83018005 r8:84b7b000 r7:00000000 r6:83018000 r5:00001000 r4:7f099000 [ 1325.976091][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1325.976178][ T32] r5:00001000 r4:e06bd000 [ 1325.976223][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1325.976327][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.976417][ T32] r5:85073b8c r4:85073800 [ 1325.976457][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1325.976537][ T32] r7:dddced40 r6:83018000 r5:85073b8c r4:84b0bc00 [ 1325.976579][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1325.976664][ T32] r10:61c88647 r9:84b7b000 r8:84b0bc2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1325.976708][ T32] r4:84b0bc00 [ 1325.976749][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1325.976834][ T32] r10:00000000 r9:84b0bc00 r8:8027ecf4 r7:e08b1e60 r6:85024400 r5:84b7b000 [ 1325.976879][ T32] r4:00000001 [ 1325.976916][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.977002][ T32] Exception stack(0xe08c5fb0 to 0xe08c5ff8) [ 1325.977059][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1325.977124][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.977179][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.977238][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1325.977281][ T32] r4:850d9680 [ 1325.977324][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.977389][ T32] INFO: task kworker/0:27:3347 blocked for more than 452 seconds. ** 4 printk messages dropped ** [ 1325.977857][ T32] Call trace: ** 4 printk messages dropped ** [ 1325.978241][ T32] r5:84a3e000 r4:829189bc [ 1325.978287][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.978372][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) ** 5 printk messages dropped ** [ 1325.978765][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85362700 ** 8 printk messages dropped ** [ 1325.979307][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) ** 6 printk messages dropped ** [ 1325.979763][ T32] r4:00000001 [ 1325.979802][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.979867][ T32] Exception stack(0xdfb01fb0 to 0xdfb01ff8) [ 1325.979917][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1325.979971][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.980039][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.980176][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1325.980236][ T32] r4:84a7a900 [ 1326.123585][ T32] INFO: task kworker/0:27:3347 is blocked on a mutex likely owned by task kworker/0:313:3955. [ 1326.124055][ T32] task:kworker/0:313 state:R running task stack:0 pid:3955 tgid:3955 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.124239][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.124593][ T32] Call trace: [ 1326.124678][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1326.124797][ T32] r10:8280c9b4 r9:84b7b000 r8:80200be4 r7:e08c5d54 r6:ffffffff r5:84b7b000 [ 1326.125056][ T32] r4:00000000 [ 1326.125192][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.125815][ T32] Exception stack(0xe08c5d20 to 0xe08c5d68) [ 1326.125916][ T32] 5d20: c4dc7000 e0675000 00000001 80239b98 7f321000 00000001 82ac11c4 82ac05a0 [ 1326.125973][ T32] 5d40: 7f321000 e0675000 8280c9b4 e08c5d9c e08c5da0 e08c5d70 80230ad4 80239bb0 [ 1326.126038][ T32] 5d60: 80050013 ffffffff [ 1326.126562][ T32] r5:80050013 r4:80239bb0 [ 1326.127269][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1326.127383][ T32] r4:82ac11e4 [ 1326.127430][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.127519][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08c5dc0 r5:e08c5e08 [ 1326.127567][ T32] r4:e08c5dc0 [ 1326.127607][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1326.127777][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9900 [ 1326.127884][ T32] r4:00000000 [ 1326.127932][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1326.128019][ T32] r9:83018005 r8:84b7b000 r7:00000000 r6:83018000 r5:00001000 r4:7f099000 [ 1326.128063][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1326.128283][ T32] r5:00001000 r4:e06bd000 [ 1326.128613][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1326.129323][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.129437][ T32] r5:85073b8c r4:85073800 [ 1326.129483][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1326.129570][ T32] r7:dddced40 r6:83018000 r5:85073b8c r4:84b0bc00 [ 1326.129614][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1326.129784][ T32] r10:61c88647 r9:84b7b000 r8:84b0bc2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1326.129844][ T32] r4:84b0bc00 [ 1326.130117][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1326.130243][ T32] r10:00000000 r9:84b0bc00 r8:8027ecf4 r7:e08b1e60 r6:85024400 r5:84b7b000 [ 1326.130358][ T32] r4:00000001 [ 1326.130795][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.161734][ T32] Exception stack(0xe08c5fb0 to 0xe08c5ff8) [ 1326.161890][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1326.162103][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.162179][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.162246][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1326.162294][ T32] r4:850d9680 ** 4 printk messages dropped ** [ 1326.162896][ T32] task:kworker/1:91 state:D stack:0 pid:3350 tgid:3350 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1326.164180][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfb95e08 ** 8 printk messages dropped ** [ 1326.164854][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 1326.165619][ T32] r4:84a71380 ** 5 printk messages dropped ** [ 1326.166047][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1326.168053][ T32] r10:8280c9b4 r9:84b7b000 r8:80200be4 r7:e08c5d54 r6:ffffffff r5:84b7b000 ** 11 printk messages dropped ** [ 1326.169123][ T32] r4:e08c5dc0 ** 4 printk messages dropped ** [ 1326.169480][ T32] r9:83018005 r8:84b7b000 r7:00000000 r6:83018000 r5:00001000 r4:7f099000 ** 7 printk messages dropped ** [ 1326.170266][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) ** 5 printk messages dropped ** [ 1326.191716][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.191834][ T32] Exception stack(0xe08c5fb0 to 0xe08c5ff8) [ 1326.191901][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1326.191964][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.192022][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.192082][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1326.192130][ T32] r4:850d9680 [ 1326.192181][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.192239][ T32] INFO: task kworker/0:28:3352 blocked for more than 452 seconds. [ 1326.192308][ T32] Not tainted 6.15.0-syzkaller #0 [ 1326.192490][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.192558][ T32] task:kworker/0:28 state:D stack:0 pid:3352 tgid:3352 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.192960][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.193075][ T32] Call trace: [ 1326.193207][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1326.193412][ T32] r10:829189c0 r9:dfe9dd84 r8:00000002 r7:60000113 r6:dfe9dd8c r5:84853c00 [ 1326.193487][ T32] r4:84853c00 [ 1326.193532][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1326.193641][ T32] r5:84853c00 r4:829189bc [ 1326.193692][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.193775][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.193867][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfe9de08 [ 1326.194156][ T32] r4:00000000 [ 1326.194220][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1326.194326][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1326.194416][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1326.194500][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85362400 [ 1326.194544][ T32] r4:00000000 [ 1326.194624][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1326.194720][ T32] r9:83018005 r8:84853c00 r7:00000000 r6:83018000 r5:00001000 r4:7f067000 [ 1326.194765][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1326.194845][ T32] r5:00001000 r4:ec7fb000 [ 1326.194884][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1326.194958][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.195070][ T32] r5:8582d78c r4:8582d400 [ 1326.195230][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) ** 1 printk messages dropped ** [ 1326.195396][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1326.196062][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1326.197346][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.197439][ T32] Call trace: [ 1326.197505][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1326.197602][ T32] r10:8280c9b4 r9:84b7b000 r8:80200be4 r7:e08c5d54 r6:ffffffff r5:84b7b000 [ 1326.197648][ T32] r4:00000000 [ 1326.197687][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.197765][ T32] Exception stack(0xe08c5d20 to 0xe08c5d68) [ 1326.197824][ T32] 5d20: c5316000 e0675000 00000001 80239b98 7f321000 00000001 82ac11c4 82ac05a0 [ 1326.197882][ T32] 5d40: 7f321000 e0675000 8280c9b4 e08c5d9c e08c5da0 e08c5d70 80230ad4 80239bb0 [ 1326.197931][ T32] 5d60: 80050013 ffffffff [ 1326.197978][ T32] r5:80050013 r4:80239bb0 [ 1326.198015][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1326.198102][ T32] r4:82ac11e4 [ 1326.198141][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.198288][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08c5dc0 r5:e08c5e08 [ 1326.198343][ T32] r4:e08c5dc0 [ 1326.198386][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1326.198473][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9900 [ 1326.198549][ T32] r4:00000000 [ 1326.198655][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1326.198747][ T32] r9:83018005 r8:84b7b000 r7:00000000 r6:83018000 r5:00001000 r4:7f099000 [ 1326.198793][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1326.198871][ T32] r5:00001000 r4:e06bd000 [ 1326.198910][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1326.198984][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.199065][ T32] r5:85073b8c r4:85073800 [ 1326.199166][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1326.199261][ T32] r7:dddced40 r6:83018000 r5:85073b8c r4:84b0bc00 [ 1326.199303][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1326.199421][ T32] r10:61c88647 r9:84b7b000 r8:84b0bc2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1326.199504][ T32] r4:84b0bc00 [ 1326.199551][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1326.199665][ T32] r10:00000000 r9:84b0bc00 r8:8027ecf4 r7:e08b1e60 r6:85024400 r5:84b7b000 [ 1326.199721][ T32] r4:00000001 [ 1326.199766][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.199870][ T32] Exception stack(0xe08c5fb0 to 0xe08c5ff8) [ 1326.199932][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1326.199992][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.200045][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1326.200402][ T32] task:kworker/0:29 state:D stack:0 pid:3353 tgid:3353 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1326.228251][ T32] r5:84854800 r4:829189bc [ 1326.228298][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 5 printk messages dropped ** [ 1326.228760][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) ** 8 printk messages dropped ** [ 1326.229485][ T32] r5:8582db8c r4:8582d800 ** 4 printk messages dropped ** [ 1326.229847][ T32] r4:84a74200 ** 7 printk messages dropped ** [ 1326.230449][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1326.240066][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1326.255370][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) ** 10 printk messages dropped ** [ 1326.256131][ T32] r5:00001000 r4:e06bd000 ** 5 printk messages dropped ** [ 1326.256553][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1326.257168][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 10 printk messages dropped ** [ 1326.257940][ T32] r10:829189c0 r9:dfbb1d84 r8:00000002 r7:60000113 r6:dfbb1d8c r5:84855400 ** 2 printk messages dropped ** [ 1326.258127][ T32] r5:84855400 r4:829189bc ** 2 printk messages dropped ** [ 1326.258328][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfbb1e08 ** 8 printk messages dropped ** [ 1326.258833][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 1326.259473][ T32] r4:84a74300 ** 5 printk messages dropped ** [ 1326.259757][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1326.272127][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) ** 11 printk messages dropped ** [ 1326.272802][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08c5dc0 r5:e08c5e08 ** 8 printk messages dropped ** [ 1326.273297][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) ** 10 printk messages dropped ** [ 1326.273971][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 10 printk messages dropped ** [ 1326.274509][ T32] task:kworker/0:31 state:D stack:0 pid:3358 tgid:3358 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1326.275008][ T32] r5:84856000 r4:829189bc [ 1326.275085][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.275187][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.275261][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfbbde08 [ 1326.275299][ T32] r4:00000000 [ 1326.275357][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1326.275424][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1326.275529][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1326.275601][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85362280 [ 1326.275637][ T32] r4:00000000 [ 1326.275692][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1326.275761][ T32] r9:83018005 r8:84856000 r7:00000000 r6:83018000 r5:00001000 r4:7f065000 [ 1326.275818][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1326.275907][ T32] r5:00001000 r4:ec7e3000 [ 1326.275945][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1326.276009][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.276094][ T32] r5:8582d38c r4:8582d000 [ 1326.276131][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1326.276214][ T32] r7:dddced40 r6:83018000 r5:8582d38c r4:84a74480 [ 1326.276251][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1326.276325][ T32] r10:61c88647 r9:84856000 r8:84a744ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1326.276389][ T32] r4:84a74480 [ 1326.276434][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1326.276529][ T32] r10:00000000 r9:84a74480 r8:8027ecf4 r7:dfe9de60 r6:84a74500 r5:84856000 [ 1326.276568][ T32] r4:00000001 [ 1326.276626][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.276686][ T32] Exception stack(0xdfbbdfb0 to 0xdfbbdff8) [ 1326.276751][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1326.276815][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.276886][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.276937][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1326.276995][ T32] r4:84a7ae80 [ 1326.277808][ T32] INFO: task kworker/0:31:3358 is blocked on a mutex likely owned by task kworker/0:313:3955. [ 1326.277866][ T32] task:kworker/0:313 state:R running task stack:0 pid:3955 tgid:3955 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.278000][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.278070][ T32] Call trace: [ 1326.278145][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1326.278254][ T32] r10:8280c9b4 r9:84b7b000 r8:80200be4 r7:e08c5d54 r6:ffffffff r5:84b7b000 [ 1326.278294][ T32] r4:00000000 [ 1326.278327][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.278397][ T32] Exception stack(0xe08c5d20 to 0xe08c5d68) [ 1326.278445][ T32] 5d20: c5a12000 e0675000 00000001 80239b98 7f321000 00000001 82ac11c4 82ac05a0 [ 1326.278492][ T32] 5d40: 7f321000 e0675000 8280c9b4 e08c5d9c e08c5da0 e08c5d70 80230ad4 80239bb0 [ 1326.278530][ T32] 5d60: 80050013 ffffffff [ 1326.278569][ T32] r5:80050013 r4:80239bb0 [ 1326.278614][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1326.278684][ T32] r4:82ac11e4 [ 1326.278717][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.278783][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08c5dc0 r5:e08c5e08 [ 1326.278819][ T32] r4:e08c5dc0 [ 1326.278850][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1326.278916][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9900 [ 1326.278951][ T32] r4:00000000 [ 1326.278982][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1326.279048][ T32] r9:83018005 r8:84b7b000 r7:00000000 r6:83018000 r5:00001000 r4:7f099000 ** 7 printk messages dropped ** [ 1326.279575][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1326.280153][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1326.303486][ T32] Call trace: ** 4 printk messages dropped ** [ 1326.303868][ T32] r5:84856c00 r4:829189bc [ 1326.303946][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 4 printk messages dropped ** [ 1326.304371][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) ** 7 printk messages dropped ** [ 1326.304997][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) ** 6 printk messages dropped ** [ 1326.305506][ T32] r4:84a74580 [ 1326.305570][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1326.305669][ T32] r10:00000000 r9:84a74580 r8:8027ecf4 r7:dfbbde60 r6:84a74600 r5:84856c00 [ 1326.305734][ T32] r4:00000001 [ 1326.305782][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.305856][ T32] Exception stack(0xdfbc9fb0 to 0xdfbc9ff8) [ 1326.305915][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1326.305976][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.306035][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.306097][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1326.306176][ T32] r4:84a641c0 [ 1326.307057][ T32] INFO: task kworker/0:32:3361 is blocked on a mutex likely owned by task kworker/0:313:3955. [ 1326.307172][ T32] task:kworker/0:313 state:R running task stack:0 pid:3955 tgid:3955 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.307310][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.307412][ T32] Call trace: [ 1326.307496][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1326.307607][ T32] r10:8280c9b4 r9:84b7b000 r8:80200be4 r7:e08c5d54 r6:ffffffff r5:84b7b000 [ 1326.307669][ T32] r4:00000000 [ 1326.307708][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.307782][ T32] Exception stack(0xe08c5d20 to 0xe08c5d68) [ 1326.307840][ T32] 5d20: c5cdf000 e0675000 00000001 80239b98 7f321000 00000001 82ac11c4 82ac05a0 [ 1326.307905][ T32] 5d40: 7f321000 e0675000 8280c9b4 e08c5d9c e08c5da0 e08c5d70 80230ad4 80239bb0 [ 1326.307988][ T32] 5d60: 80050013 ffffffff [ 1326.308041][ T32] r5:80050013 r4:80239bb0 [ 1326.308077][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1326.308157][ T32] r4:82ac11e4 [ 1326.308194][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.308273][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08c5dc0 r5:e08c5e08 [ 1326.308315][ T32] r4:e08c5dc0 [ 1326.308360][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1326.308441][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9900 [ 1326.308483][ T32] r4:00000000 [ 1326.308519][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1326.308596][ T32] r9:83018005 r8:84b7b000 r7:00000000 r6:83018000 r5:00001000 r4:7f099000 [ 1326.308635][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1326.308712][ T32] r5:00001000 r4:e06bd000 [ 1326.308748][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1326.308832][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.308908][ T32] r5:85073b8c r4:85073800 [ 1326.308946][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1326.309022][ T32] r7:dddced40 r6:83018000 r5:85073b8c r4:84b0bc00 [ 1326.309060][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1326.309142][ T32] r10:61c88647 r9:84b7b000 r8:84b0bc2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1326.309184][ T32] r4:84b0bc00 [ 1326.309219][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1326.309299][ T32] r10:00000000 r9:84b0bc00 r8:8027ecf4 r7:e08b1e60 r6:85024400 r5:84b7b000 [ 1326.309349][ T32] r4:00000001 [ 1326.309388][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.309453][ T32] Exception stack(0xe08c5fb0 to 0xe08c5ff8) [ 1326.309504][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1326.309572][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.309627][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.309685][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1326.309729][ T32] r4:850d9680 [ 1326.309790][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.309844][ T32] INFO: task kworker/0:33:3362 blocked for more than 452 seconds. [ 1326.309900][ T32] Not tainted 6.15.0-syzkaller #0 [ 1326.309946][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.309988][ T32] task:kworker/0:33 state:D stack:0 pid:3362 tgid:3362 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.310122][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.310206][ T32] Call trace: [ 1326.310262][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1326.310354][ T32] r10:829189c0 r9:dfe15d84 r8:00000002 r7:60000113 r6:dfe15d8c r5:84850000 [ 1326.310398][ T32] r4:84850000 ** 1 printk messages dropped ** [ 1326.334841][ T32] r5:84850000 r4:829189bc [ 1326.334998][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.335166][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) ** 3 printk messages dropped ** [ 1326.335470][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) ** 7 printk messages dropped ** [ 1326.336030][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) ** 10 printk messages dropped ** [ 1326.337041][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 7 printk messages dropped ** [ 1326.338525][ T32] task:kworker/0:313 state:R running task stack:0 pid:3955 tgid:3955 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 15 printk messages dropped ** [ 1326.339638][ T32] r4:e08c5dc0 ** 4 printk messages dropped ** [ 1326.339884][ T32] r9:83018005 r8:84b7b000 r7:00000000 r6:83018000 r5:00001000 r4:7f099000 ** 8 printk messages dropped ** [ 1326.340561][ T32] r10:61c88647 r9:84b7b000 r8:84b0bc2c r7:82804d40 r6:dddced40 r5:dddced60 ** 7 printk messages dropped ** [ 1326.359922][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1326.371602][ T32] Call trace: ** 4 printk messages dropped ** [ 1326.372017][ T32] r5:84851800 r4:829189bc [ 1326.372084][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 4 printk messages dropped ** [ 1326.372429][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1326.373041][ T32] r5:8582c78c r4:8582c400 ** 4 printk messages dropped ** [ 1326.373296][ T32] r4:84a74780 ** 3 printk messages dropped ** [ 1326.373508][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 7 printk messages dropped ** [ 1326.374967][ T32] task:kworker/0:313 state:R running task stack:0 pid:3955 tgid:3955 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 15 printk messages dropped ** [ 1326.376020][ T32] r4:e08c5dc0 ** 4 printk messages dropped ** [ 1326.376290][ T32] r9:83018005 r8:84b7b000 r7:00000000 r6:83018000 r5:00001000 r4:7f099000 ** 8 printk messages dropped ** [ 1326.377053][ T32] r10:61c88647 r9:84b7b000 r8:84b0bc2c r7:82804d40 r6:dddced40 r5:dddced60 ** 8 printk messages dropped ** [ 1326.377525][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1326.378262][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1326.378774][ T32] r5:83cd6000 r4:829189bc [ 1326.378835][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.378903][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.378977][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfc0de08 [ 1326.379012][ T32] r4:00000000 [ 1326.379043][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1326.379209][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1326.379331][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1326.379409][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b88e80 [ 1326.379446][ T32] r4:00000000 [ 1326.379478][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1326.379544][ T32] r9:83018005 r8:83cd6000 r7:00000000 r6:83018000 r5:00001000 r4:7f05d000 [ 1326.379577][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1326.379682][ T32] r5:00001000 r4:ebbb7000 [ 1326.379745][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1326.379838][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.379930][ T32] r5:8582c38c r4:8582c000 [ 1326.379973][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1326.380042][ T32] r7:dddced40 r6:83018000 r5:8582c38c r4:84a74880 [ 1326.380114][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1326.380196][ T32] r10:61c88647 r9:83cd6000 r8:84a748ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1326.380259][ T32] r4:84a74880 [ 1326.380298][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1326.380399][ T32] r10:00000000 r9:84a74880 r8:8027ecf4 r7:dfbe1e60 r6:84a74900 r5:83cd6000 [ 1326.380440][ T32] r4:00000001 [ 1326.380472][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.409660][ T32] Exception stack(0xdfc0dfb0 to 0xdfc0dff8) [ 1326.409882][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1326.409957][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.410056][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.410158][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1326.410211][ T32] r4:84a64300 [ 1326.411725][ T32] INFO: task kworker/0:35:3365 is blocked on a mutex likely owned by task kworker/0:313:3955. [ 1326.411857][ T32] task:kworker/0:313 state:R running task stack:0 pid:3955 tgid:3955 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.412014][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.412154][ T32] Call trace: [ 1326.412250][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1326.412387][ T32] r10:8280c9b4 r9:84b7b000 r8:80200be4 r7:e08c5d54 r6:ffffffff r5:84b7b000 [ 1326.412445][ T32] r4:00000000 [ 1326.412489][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.412568][ T32] Exception stack(0xe08c5d20 to 0xe08c5d68) [ 1326.412630][ T32] 5d20: c642d000 e0675000 00000001 80239b98 7f321000 00000001 82ac11c4 82ac05a0 [ 1326.412690][ T32] 5d40: 7f321000 e0675000 8280c9b4 e08c5d9c e08c5da0 e08c5d70 80230ad4 80239bb0 [ 1326.412736][ T32] 5d60: 80050013 ffffffff [ 1326.412779][ T32] r5:80050013 r4:80239bb0 [ 1326.412842][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1326.412980][ T32] r4:82ac11e4 [ 1326.413033][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.413145][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08c5dc0 r5:e08c5e08 [ 1326.413201][ T32] r4:e08c5dc0 [ 1326.413246][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1326.413386][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9900 [ 1326.413446][ T32] r4:00000000 [ 1326.413488][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1326.413583][ T32] r9:83018005 r8:84b7b000 r7:00000000 r6:83018000 r5:00001000 r4:7f099000 [ 1326.413628][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1326.413705][ T32] r5:00001000 r4:e06bd000 [ 1326.413762][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1326.413842][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.413923][ T32] r5:85073b8c r4:85073800 [ 1326.413981][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1326.414074][ T32] r7:dddced40 r6:83018000 r5:85073b8c r4:84b0bc00 [ 1326.414122][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1326.414212][ T32] r10:61c88647 r9:84b7b000 r8:84b0bc2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1326.414255][ T32] r4:84b0bc00 [ 1326.414292][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1326.414377][ T32] r10:00000000 r9:84b0bc00 r8:8027ecf4 r7:e08b1e60 r6:85024400 r5:84b7b000 [ 1326.414422][ T32] r4:00000001 [ 1326.414459][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.414523][ T32] Exception stack(0xe08c5fb0 to 0xe08c5ff8) [ 1326.414587][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1326.414672][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.414739][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.414798][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1326.414841][ T32] r4:850d9680 [ 1326.414912][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.414995][ T32] INFO: task kworker/0:36:3368 blocked for more than 452 seconds. [ 1326.415061][ T32] Not tainted 6.15.0-syzkaller #0 [ 1326.415147][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.415214][ T32] task:kworker/0:36 state:D stack:0 pid:3368 tgid:3368 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.415311][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.415398][ T32] Call trace: [ 1326.415482][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1326.415577][ T32] r10:829189c0 r9:dfc19d84 r8:00000002 r7:60000113 r6:dfc19d8c r5:84548000 [ 1326.415704][ T32] r4:84548000 [ 1326.415749][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1326.415885][ T32] r5:84548000 r4:829189bc [ 1326.415929][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.416005][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.416118][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfc19e08 [ 1326.416165][ T32] r4:00000000 [ 1326.416202][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1326.416273][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) ** 2 printk messages dropped ** [ 1326.416462][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1326.416785][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) ** 8 printk messages dropped ** [ 1326.417399][ T32] r10:00000000 r9:84a74980 r8:8027ecf4 r7:dfc0de60 r6:84a74a00 r5:84548000 ** 8 printk messages dropped ** [ 1326.418780][ T32] INFO: task kworker/0:36:3368 is blocked on a mutex likely owned by task kworker/0:313:3955. ** 9 printk messages dropped ** [ 1326.419631][ T32] 5d40: 7f321000 e0675000 8280c9b4 e08c5d9c e08c5da0 e08c5d70 80230ad4 80239bb0 ** 6 printk messages dropped ** [ 1326.420042][ T32] r4:e08c5dc0 ** 4 printk messages dropped ** [ 1326.420392][ T32] r9:83018005 r8:84b7b000 r7:00000000 r6:83018000 r5:00001000 r4:7f099000 ** 8 printk messages dropped ** [ 1326.450054][ T32] r10:61c88647 r9:84b7b000 r8:84b0bc2c r7:82804d40 r6:dddced40 r5:dddced60 ** 7 printk messages dropped ** [ 1326.455554][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.455608][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.455671][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1326.455715][ T32] r4:850d9680 [ 1326.455791][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.455854][ T32] INFO: task kworker/0:37:3369 blocked for more than 452 seconds. [ 1326.455916][ T32] Not tainted 6.15.0-syzkaller #0 [ 1326.455964][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.456005][ T32] task:kworker/0:37 state:D stack:0 pid:3369 tgid:3369 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.456135][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.456277][ T32] Call trace: [ 1326.456377][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1326.456501][ T32] r10:829189c0 r9:dfc61d84 r8:00000002 r7:60000113 r6:dfc61d8c r5:84548c00 [ 1326.456566][ T32] r4:84548c00 [ 1326.456629][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1326.456717][ T32] r5:84548c00 r4:829189bc [ 1326.456777][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.456856][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.456942][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfc61e08 [ 1326.457010][ T32] r4:00000000 [ 1326.457056][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1326.457140][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1326.457216][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1326.457294][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b88dc0 [ 1326.457353][ T32] r4:00000000 [ 1326.457409][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1326.457492][ T32] r9:83018005 r8:84548c00 r7:00000000 r6:83018000 r5:00001000 r4:7f05b000 [ 1326.457533][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1326.457615][ T32] r5:00001000 r4:ebb91000 [ 1326.457671][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1326.457764][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.457875][ T32] r5:8582bf8c r4:8582bc00 [ 1326.457919][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1326.458005][ T32] r7:dddced40 r6:83018000 r5:8582bf8c r4:84a74a80 [ 1326.458046][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1326.458140][ T32] r10:61c88647 r9:84548c00 r8:84a74aac r7:82804d40 r6:dddced40 r5:dddced60 [ 1326.458184][ T32] r4:84a74a80 [ 1326.458239][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1326.458332][ T32] r10:00000000 r9:84a74a80 r8:8027ecf4 r7:dfc19e60 r6:84a74b00 r5:84548c00 [ 1326.458378][ T32] r4:00000001 [ 1326.458417][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.458485][ T32] Exception stack(0xdfc61fb0 to 0xdfc61ff8) [ 1326.458535][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1326.458589][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.458642][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.458697][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1326.458741][ T32] r4:84a64840 [ 1326.459667][ T32] INFO: task kworker/0:37:3369 is blocked on a mutex likely owned by task kworker/0:313:3955. [ 1326.459749][ T32] task:kworker/0:313 state:R running task stack:0 pid:3955 tgid:3955 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.459913][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.459999][ T32] Call trace: [ 1326.460151][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1326.460247][ T32] r10:8280c9b4 r9:84b7b000 r8:80200be4 r7:e08c5d54 r6:ffffffff r5:84b7b000 [ 1326.460293][ T32] r4:00000000 [ 1326.460412][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.460500][ T32] Exception stack(0xe08c5d20 to 0xe08c5d68) [ 1326.475705][ T32] 5d20: c67bc000 e0675000 00000001 80239b98 7f321000 00000001 82ac11c4 82ac05a0 [ 1326.475908][ T32] 5d40: 7f321000 e0675000 8280c9b4 e08c5d9c e08c5da0 e08c5d70 80230ad4 80239bb0 [ 1326.475973][ T32] 5d60: 80050013 ffffffff [ 1326.476038][ T32] r5:80050013 r4:80239bb0 [ 1326.476089][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1326.476260][ T32] r4:82ac11e4 [ 1326.476360][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.476480][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08c5dc0 r5:e08c5e08 [ 1326.476533][ T32] r4:e08c5dc0 [ 1326.476572][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1326.476659][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9900 [ 1326.476709][ T32] r4:00000000 [ 1326.476753][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1326.476844][ T32] r9:83018005 r8:84b7b000 r7:00000000 r6:83018000 r5:00001000 r4:7f099000 [ 1326.476891][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1326.476974][ T32] r5:00001000 r4:e06bd000 [ 1326.477036][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1326.477126][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.477200][ T32] r5:85073b8c r4:85073800 ** 1 printk messages dropped ** [ 1326.477365][ T32] r7:dddced40 r6:83018000 r5:85073b8c r4:84b0bc00 ** 6 printk messages dropped ** [ 1326.477854][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 8 printk messages dropped ** [ 1326.478512][ T32] Not tainted 6.15.0-syzkaller #0 ** 6 printk messages dropped ** [ 1326.479221][ T32] r4:84549800 ** 1 printk messages dropped ** [ 1326.479361][ T32] r5:84549800 r4:829189bc [ 1326.479408][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 1 printk messages dropped ** [ 1326.479592][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfc8de08 ** 8 printk messages dropped ** [ 1326.480217][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 1326.502577][ T32] r4:84a74b80 ** 3 printk messages dropped ** [ 1326.502838][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 8 printk messages dropped ** [ 1326.504457][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1326.505116][ T32] 5d60: 80050013 ffffffff ** 5 printk messages dropped ** [ 1326.505505][ T32] r4:e08c5dc0 ** 4 printk messages dropped ** [ 1326.505807][ T32] r9:83018005 r8:84b7b000 r7:00000000 r6:83018000 r5:00001000 r4:7f099000 ** 2 printk messages dropped ** [ 1326.505984][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1326.506060][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.506145][ T32] r5:85073b8c r4:85073800 [ 1326.506185][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1326.506267][ T32] r7:dddced40 r6:83018000 r5:85073b8c r4:84b0bc00 [ 1326.506325][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1326.506437][ T32] r10:61c88647 r9:84b7b000 r8:84b0bc2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1326.506490][ T32] r4:84b0bc00 [ 1326.506530][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1326.506617][ T32] r10:00000000 r9:84b0bc00 r8:8027ecf4 r7:e08b1e60 r6:85024400 r5:84b7b000 [ 1326.506662][ T32] r4:00000001 [ 1326.506702][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.506770][ T32] Exception stack(0xe08c5fb0 to 0xe08c5ff8) [ 1326.506841][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1326.506923][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.507078][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.507171][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1326.507387][ T32] r4:850d9680 [ 1326.507443][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.507604][ T32] INFO: task kworker/0:39:3374 blocked for more than 452 seconds. [ 1326.507679][ T32] Not tainted 6.15.0-syzkaller #0 [ 1326.507745][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.507980][ T32] task:kworker/0:39 state:D stack:0 pid:3374 tgid:3374 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.508104][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.508190][ T32] Call trace: [ 1326.508266][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1326.508439][ T32] r10:829189c0 r9:dfc9dd84 r8:00000002 r7:60000113 r6:dfc9dd8c r5:8454a400 [ 1326.508501][ T32] r4:8454a400 [ 1326.508560][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1326.508700][ T32] r5:8454a400 r4:829189bc [ 1326.508748][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.508826][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.508915][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfc9de08 [ 1326.508959][ T32] r4:00000000 [ 1326.509004][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1326.509083][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1326.509180][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1326.509272][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857fa280 [ 1326.509372][ T32] r4:00000000 [ 1326.509428][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1326.509515][ T32] r9:83018005 r8:8454a400 r7:00000000 r6:83018000 r5:00001000 r4:7f06f000 [ 1326.509565][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) ** 7 printk messages dropped ** [ 1326.510169][ T32] r10:61c88647 r9:8454a400 r8:84a74cac r7:82804d40 r6:dddced40 r5:dddced60 ** 9 printk messages dropped ** [ 1326.533697][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 6 printk messages dropped ** [ 1326.535409][ T32] r10:8280c9b4 r9:84b7b000 r8:80200be4 r7:e08c5d54 r6:ffffffff r5:84b7b000 ** 10 printk messages dropped ** [ 1326.536296][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08c5dc0 r5:e08c5e08 ** 8 printk messages dropped ** [ 1326.536944][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) ** 8 printk messages dropped ** [ 1326.537710][ T32] r10:00000000 r9:84b0bc00 r8:8027ecf4 r7:e08b1e60 r6:85024400 r5:84b7b000 ** 9 printk messages dropped ** [ 1326.538469][ T32] INFO: task kworker/0:40:3375 blocked for more than 453 seconds. ** 6 printk messages dropped ** [ 1326.539303][ T32] r10:829189c0 r9:dfca9d84 r8:00000002 r7:60000113 r6:dfca9d8c r5:8454b000 ** 2 printk messages dropped ** [ 1326.539526][ T32] r5:8454b000 r4:829189bc ** 3 printk messages dropped ** [ 1326.539847][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1326.540072][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) ** 9 printk messages dropped ** [ 1326.557976][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) ** 11 printk messages dropped ** [ 1326.558866][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1326.560324][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) ** 11 printk messages dropped ** [ 1326.576083][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08c5dc0 r5:e08c5e08 [ 1326.576142][ T32] r4:e08c5dc0 [ 1326.576184][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1326.576265][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9900 [ 1326.576321][ T32] r4:00000000 [ 1326.576362][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1326.576469][ T32] r9:83018005 r8:84b7b000 r7:00000000 r6:83018000 r5:00001000 r4:7f099000 [ 1326.576518][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1326.576613][ T32] r5:00001000 r4:e06bd000 [ 1326.576657][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1326.576733][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.576808][ T32] r5:85073b8c r4:85073800 [ 1326.576847][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1326.576973][ T32] r7:dddced40 r6:83018000 r5:85073b8c r4:84b0bc00 [ 1326.577052][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1326.577152][ T32] r10:61c88647 r9:84b7b000 r8:84b0bc2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1326.577197][ T32] r4:84b0bc00 [ 1326.577237][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1326.577356][ T32] r10:00000000 r9:84b0bc00 r8:8027ecf4 r7:e08b1e60 r6:85024400 r5:84b7b000 [ 1326.577435][ T32] r4:00000001 [ 1326.577479][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.577601][ T32] Exception stack(0xe08c5fb0 to 0xe08c5ff8) [ 1326.577656][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1326.577712][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.577782][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.577841][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1326.577934][ T32] r4:850d9680 [ 1326.577990][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.578063][ T32] INFO: task kworker/0:41:3378 blocked for more than 453 seconds. [ 1326.578139][ T32] Not tainted 6.15.0-syzkaller #0 [ 1326.578197][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.578263][ T32] task:kworker/0:41 state:D stack:0 pid:3378 tgid:3378 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.578390][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.578489][ T32] Call trace: [ 1326.578585][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1326.578686][ T32] r10:829189c0 r9:dfcb5d84 r8:00000002 r7:60000113 r6:dfcb5d8c r5:8454bc00 [ 1326.578735][ T32] r4:8454bc00 [ 1326.578778][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1326.578860][ T32] r5:8454bc00 r4:829189bc [ 1326.578897][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.578969][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.579076][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfcb5e08 [ 1326.579148][ T32] r4:00000000 [ 1326.579215][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1326.579294][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1326.579383][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1326.579469][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857fa3c0 [ 1326.579570][ T32] r4:00000000 [ 1326.579641][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1326.579753][ T32] r9:83018005 r8:8454bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f071000 [ 1326.579828][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1326.579910][ T32] r5:00001000 r4:ebcd7000 [ 1326.579950][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1326.580040][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.580126][ T32] r5:8583178c r4:85831400 [ 1326.580249][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1326.580335][ T32] r7:dddced40 r6:83018000 r5:8583178c r4:84a74e80 [ 1326.580378][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1326.580462][ T32] r10:61c88647 r9:8454bc00 r8:84a74eac r7:82804d40 r6:dddced40 r5:dddced60 [ 1326.580564][ T32] r4:84a74e80 [ 1326.591513][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1326.591691][ T32] r10:00000000 r9:84a74e80 r8:8027ecf4 r7:dfc9de60 r6:84a74f00 r5:8454bc00 [ 1326.591772][ T32] r4:00000001 [ 1326.591838][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.591924][ T32] Exception stack(0xdfcb5fb0 to 0xdfcb5ff8) [ 1326.592013][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1326.592084][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.592165][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.592260][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1326.592356][ T32] r4:84a64dc0 [ 1326.593322][ T32] INFO: task kworker/0:41:3378 is blocked on a mutex likely owned by task kworker/0:313:3955. [ 1326.593394][ T32] task:kworker/0:313 state:R running task stack:0 pid:3955 tgid:3955 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.593527][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.593636][ T32] Call trace: [ 1326.593734][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1326.593889][ T32] r10:8280c9b4 r9:84b7b000 r8:80200be4 r7:e08c5d54 r6:ffffffff r5:84b7b000 [ 1326.593967][ T32] r4:00000000 [ 1326.594039][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.594172][ T32] Exception stack(0xe08c5d20 to 0xe08c5d68) [ 1326.594252][ T32] 5d20: c6d26000 e0675000 00000001 80239b98 7f321000 00000001 82ac11c4 82ac05a0 [ 1326.594361][ T32] 5d40: 7f321000 e0675000 8280c9b4 e08c5d9c e08c5da0 e08c5d70 80230ad4 80239bb0 [ 1326.594439][ T32] 5d60: 80050013 ffffffff [ 1326.594494][ T32] r5:80050013 r4:80239bb0 [ 1326.594537][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1326.594627][ T32] r4:82ac11e4 [ 1326.594730][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.594831][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08c5dc0 r5:e08c5e08 [ 1326.594877][ T32] r4:e08c5dc0 [ 1326.594919][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1326.595021][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9900 [ 1326.595075][ T32] r4:00000000 [ 1326.595152][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1326.595247][ T32] r9:83018005 r8:84b7b000 r7:00000000 r6:83018000 r5:00001000 r4:7f099000 [ 1326.595295][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1326.595385][ T32] r5:00001000 r4:e06bd000 [ 1326.595433][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1326.595536][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1326.596181][ T32] r10:00000000 r9:84b0bc00 r8:8027ecf4 r7:e08b1e60 r6:85024400 r5:84b7b000 ** 9 printk messages dropped ** [ 1326.596877][ T32] INFO: task kworker/0:42:3379 blocked for more than 453 seconds. ** 7 printk messages dropped ** [ 1326.597704][ T32] r4:8454c800 ** 1 printk messages dropped ** [ 1326.597870][ T32] r5:8454c800 r4:829189bc [ 1326.597914][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1326.598291][ T32] r4:00000000 [ 1326.598338][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1326.598449][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1326.598525][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1326.598605][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857fa5c0 [ 1326.598677][ T32] r4:00000000 [ 1326.598732][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1326.598914][ T32] r9:83018005 r8:8454c800 r7:00000000 r6:83018000 r5:00001000 r4:7f075000 [ 1326.599033][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1326.599160][ T32] r5:00001000 r4:ebd2d000 [ 1326.599210][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1326.599289][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.599375][ T32] r5:85831f8c r4:85831c00 [ 1326.599420][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1326.599515][ T32] r7:dddced40 r6:83018000 r5:85831f8c r4:84a74f80 [ 1326.599580][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1326.599681][ T32] r10:61c88647 r9:8454c800 r8:84a74fac r7:82804d40 r6:dddced40 r5:dddced60 [ 1326.599757][ T32] r4:84a74f80 [ 1326.599810][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1326.599970][ T32] r10:00000000 r9:84a74f80 r8:8027ecf4 r7:dfcb5e60 r6:84983000 r5:8454c800 [ 1326.600027][ T32] r4:00000001 [ 1326.600104][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.600187][ T32] Exception stack(0xdfcc5fb0 to 0xdfcc5ff8) [ 1326.600237][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1326.600304][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.600365][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.600425][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1326.600486][ T32] r4:84a64f80 [ 1326.627839][ T32] INFO: task kworker/0:42:3379 is blocked on a mutex likely owned by task kworker/0:313:3955. [ 1326.628035][ T32] task:kworker/0:313 state:R running task stack:0 pid:3955 tgid:3955 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.628187][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.628291][ T32] Call trace: [ 1326.628343][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1326.628418][ T32] r10:8280c9b4 r9:84b7b000 r8:80200be4 r7:e08c5d54 r6:ffffffff r5:84b7b000 ** 1 printk messages dropped ** [ 1326.649074][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 9 printk messages dropped ** [ 1326.649630][ T32] r4:e08c5dc0 ** 4 printk messages dropped ** [ 1326.649776][ T32] r9:83018005 r8:84b7b000 r7:00000000 r6:83018000 r5:00001000 r4:7f099000 ** 8 printk messages dropped ** [ 1326.650129][ T32] r10:61c88647 r9:84b7b000 r8:84b0bc2c r7:82804d40 r6:dddced40 r5:dddced60 ** 8 printk messages dropped ** [ 1326.650449][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1326.653728][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1326.654019][ T32] r5:8454d400 r4:829189bc [ 1326.654039][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.654078][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.654131][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfea1e08 [ 1326.654159][ T32] r4:00000000 [ 1326.654178][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1326.654216][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1326.654254][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1326.654315][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857fa500 [ 1326.654342][ T32] r4:00000000 [ 1326.654376][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1326.654422][ T32] r9:83018005 r8:8454d400 r7:00000000 r6:83018000 r5:00001000 r4:7f073000 [ 1326.654444][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1326.654514][ T32] r5:00001000 r4:ebd09000 [ 1326.654558][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1326.654615][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.654688][ T32] r5:85831b8c r4:85831800 [ 1326.654712][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1326.654790][ T32] r7:dddced40 r6:83018000 r5:85831b8c r4:84983080 [ 1326.654842][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1326.654891][ T32] r10:61c88647 r9:8454d400 r8:849830ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1326.654923][ T32] r4:84983080 [ 1326.654978][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1326.655027][ T32] r10:00000000 r9:84983080 r8:8027ecf4 r7:dfcc5e60 r6:84983100 r5:8454d400 [ 1326.655050][ T32] r4:00000001 [ 1326.655077][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.655166][ T32] Exception stack(0xdfea1fb0 to 0xdfea1ff8) [ 1326.655208][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1326.655288][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.655351][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.655383][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1326.655407][ T32] r4:84982080 [ 1326.655938][ T32] INFO: task kworker/0:43:3382 is blocked on a mutex likely owned by task kworker/0:313:3955. [ 1326.655983][ T32] task:kworker/0:313 state:R running task stack:0 pid:3955 tgid:3955 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.656069][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.656130][ T32] Call trace: [ 1326.656203][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1326.656257][ T32] r10:8280c9b4 r9:84b7b000 r8:80200be4 r7:e08c5d54 r6:ffffffff r5:84b7b000 [ 1326.656280][ T32] r4:00000000 [ 1326.656299][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.656336][ T32] Exception stack(0xe08c5d20 to 0xe08c5d68) [ 1326.656387][ T32] 5d20: c7257000 e0675000 00000001 80239b98 7f321000 00000001 82ac11c4 82ac05a0 [ 1326.656441][ T32] 5d40: 7f321000 e0675000 8280c9b4 e08c5d9c e08c5da0 e08c5d70 80230ad4 80239bb0 [ 1326.656468][ T32] 5d60: 80050013 ffffffff [ 1326.656491][ T32] r5:80050013 r4:80239bb0 [ 1326.656513][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) ** 2 printk messages dropped ** [ 1326.656660][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08c5dc0 r5:e08c5e08 [ 1326.656705][ T32] r4:e08c5dc0 [ 1326.656751][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1326.656805][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9900 [ 1326.656839][ T32] r4:00000000 [ 1326.656881][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1326.656952][ T32] r9:83018005 r8:84b7b000 r7:00000000 r6:83018000 r5:00001000 r4:7f099000 [ 1326.656987][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1326.657054][ T32] r5:00001000 r4:e06bd000 [ 1326.657093][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1326.657146][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.657196][ T32] r5:85073b8c r4:85073800 [ 1326.657237][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1326.657284][ T32] r7:dddced40 r6:83018000 r5:85073b8c r4:84b0bc00 [ 1326.657305][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) ** 2 printk messages dropped ** [ 1326.657407][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) ** 7 printk messages dropped ** [ 1326.657912][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 6 printk messages dropped ** [ 1326.658392][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1326.659011][ T32] r5:84a41800 r4:829189bc [ 1326.659151][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.659244][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) ** 5 printk messages dropped ** [ 1326.659795][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857fa6c0 ** 8 printk messages dropped ** [ 1326.660423][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) ** 9 printk messages dropped ** [ 1326.680524][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1326.681964][ T32] Call trace: ** 6 printk messages dropped ** [ 1326.682216][ T32] 5d40: 7f321000 e0675000 8280c9b4 e08c5d9c e08c5da0 e08c5d70 80230ad4 80239bb0 ** 6 printk messages dropped ** [ 1326.682588][ T32] r4:e08c5dc0 ** 4 printk messages dropped ** [ 1326.682932][ T32] r9:83018005 r8:84b7b000 r7:00000000 r6:83018000 r5:00001000 r4:7f099000 ** 9 printk messages dropped ** [ 1326.683523][ T32] r4:84b0bc00 ** 5 printk messages dropped ** [ 1326.683809][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1326.684059][ T32] Not tainted 6.15.0-syzkaller #0 ** 6 printk messages dropped ** [ 1326.684444][ T32] r4:84a43000 ** 1 printk messages dropped ** [ 1326.684533][ T32] r5:84a43000 r4:829189bc [ 1326.684552][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1326.684657][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1326.684963][ T32] r9:83018005 r8:84a43000 r7:00000000 r6:83018000 r5:00001000 r4:7f07d000 ** 5 printk messages dropped ** [ 1326.685329][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) ** 11 printk messages dropped ** [ 1326.685861][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1326.686702][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1326.686907][ T32] r5:80050013 r4:80239bb0 ** 6 printk messages dropped ** [ 1326.687279][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9900 ** 2 printk messages dropped ** [ 1326.687390][ T32] r9:83018005 r8:84b7b000 r7:00000000 r6:83018000 r5:00001000 r4:7f099000 [ 1326.687417][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1326.687468][ T32] r5:00001000 r4:e06bd000 [ 1326.687518][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1326.687569][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.687607][ T32] r5:85073b8c r4:85073800 [ 1326.687626][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1326.687668][ T32] r7:dddced40 r6:83018000 r5:85073b8c r4:84b0bc00 [ 1326.687713][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1326.687762][ T32] r10:61c88647 r9:84b7b000 r8:84b0bc2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1326.687783][ T32] r4:84b0bc00 [ 1326.687801][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1326.687843][ T32] r10:00000000 r9:84b0bc00 r8:8027ecf4 r7:e08b1e60 r6:85024400 r5:84b7b000 [ 1326.687865][ T32] r4:00000001 [ 1326.687897][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.687933][ T32] Exception stack(0xe08c5fb0 to 0xe08c5ff8) [ 1326.687985][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1326.688106][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.688149][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.688178][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1326.688199][ T32] r4:850d9680 [ 1326.688220][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.688245][ T32] INFO: task kworker/0:46:3387 blocked for more than 453 seconds. [ 1326.688272][ T32] Not tainted 6.15.0-syzkaller #0 [ 1326.688294][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.688314][ T32] task:kworker/0:46 state:D stack:0 pid:3387 tgid:3387 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.688364][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.688430][ T32] Call trace: [ 1326.688463][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1326.688508][ T32] r10:829189c0 r9:dfed9d84 r8:00000002 r7:60000113 r6:dfed9d8c r5:84a43c00 [ 1326.688530][ T32] r4:84a43c00 [ 1326.688548][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1326.688586][ T32] r5:84a43c00 r4:829189bc [ 1326.688631][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.688673][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.688719][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfed9e08 [ 1326.688742][ T32] r4:00000000 [ 1326.688761][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1326.688797][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1326.688831][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1326.688870][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857fa7c0 [ 1326.688918][ T32] r4:00000000 [ 1326.688940][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1326.688980][ T32] r9:83018005 r8:84a43c00 r7:00000000 r6:83018000 r5:00001000 r4:7f079000 [ 1326.689001][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1326.689037][ T32] r5:00001000 r4:ebd9d000 [ 1326.689056][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1326.689099][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.689138][ T32] r5:8583278c r4:85832400 [ 1326.689157][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1326.689198][ T32] r7:dddced40 r6:83018000 r5:8583278c r4:84983280 [ 1326.689218][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1326.689288][ T32] r10:61c88647 r9:84a43c00 r8:849832ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1326.689314][ T32] r4:84983280 [ 1326.689368][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1326.689416][ T32] r10:00000000 r9:84983280 r8:8027ecf4 r7:dfed5e60 r6:84a71680 r5:84a43c00 [ 1326.689438][ T32] r4:00000001 [ 1326.689482][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.689519][ T32] Exception stack(0xdfed9fb0 to 0xdfed9ff8) [ 1326.689545][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1326.689572][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.689597][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.689710][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1326.689748][ T32] r4:84982480 [ 1326.690145][ T32] INFO: task kworker/0:46:3387 is blocked on a mutex likely owned by task kworker/0:313:3955. [ 1326.690185][ T32] task:kworker/0:313 state:R running task stack:0 pid:3955 tgid:3955 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.690273][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.690358][ T32] Call trace: [ 1326.690392][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1326.690441][ T32] r10:8280c9b4 r9:84b7b000 r8:80200be4 r7:e08c5d54 r6:ffffffff r5:84b7b000 [ 1326.690463][ T32] r4:00000000 [ 1326.690482][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 5 printk messages dropped ** [ 1326.723896][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) ** 8 printk messages dropped ** [ 1326.724258][ T32] r9:83018005 r8:84b7b000 r7:00000000 r6:83018000 r5:00001000 r4:7f099000 ** 8 printk messages dropped ** [ 1326.724573][ T32] r10:61c88647 r9:84b7b000 r8:84b0bc2c r7:82804d40 r6:dddced40 r5:dddced60 ** 7 printk messages dropped ** [ 1326.724824][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1326.725143][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1326.725486][ T32] r5:8454e000 r4:829189bc [ 1326.725529][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.725616][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) ** 3 printk messages dropped ** [ 1326.725813][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) ** 7 printk messages dropped ** [ 1326.726094][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) ** 6 printk messages dropped ** [ 1326.726393][ T32] r4:84983300 ** 4 printk messages dropped ** [ 1326.726581][ T32] Exception stack(0xdfeadfb0 to 0xdfeadff8) ** 5 printk messages dropped ** [ 1326.727368][ T32] INFO: task kworker/0:47:3389 is blocked on a mutex likely owned by task kworker/0:313:3955. ** 10 printk messages dropped ** [ 1326.728290][ T32] 5d60: 80050013 ffffffff ** 5 printk messages dropped ** [ 1326.728517][ T32] r4:e08c5dc0 ** 4 printk messages dropped ** [ 1326.728704][ T32] r9:83018005 r8:84b7b000 r7:00000000 r6:83018000 r5:00001000 r4:7f099000 ** 8 printk messages dropped ** [ 1326.729216][ T32] r10:61c88647 r9:84b7b000 r8:84b0bc2c r7:82804d40 r6:dddced40 r5:dddced60 ** 7 printk messages dropped ** [ 1326.729547][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1326.729951][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1326.730313][ T32] r5:8454ec00 r4:829189bc [ 1326.730340][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1326.730471][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1326.737813][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) ** 5 printk messages dropped ** [ 1326.738111][ T32] r5:00001000 r4:ec6f5000 [ 1326.738161][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1326.738232][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.738340][ T32] r5:85833b8c r4:85833800 [ 1326.738368][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1326.738415][ T32] r7:dddced40 r6:83018000 r5:85833b8c r4:84983400 [ 1326.738436][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1326.738480][ T32] r10:61c88647 r9:8454ec00 r8:8498342c r7:82804d40 r6:dddced40 r5:dddced60 [ 1326.738501][ T32] r4:84983400 [ 1326.738520][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1326.738563][ T32] r10:00000000 r9:84983400 r8:8027ecf4 r7:dfed5e60 r6:84983480 r5:8454ec00 [ 1326.738595][ T32] r4:00000001 [ 1326.738628][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.738667][ T32] Exception stack(0xdfeddfb0 to 0xdfeddff8) [ 1326.738712][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1326.738742][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.738768][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.738806][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1326.738832][ T32] r4:84982680 [ 1326.739411][ T32] INFO: task kworker/0:48:3392 is blocked on a mutex likely owned by task kworker/0:313:3955. [ 1326.739467][ T32] task:kworker/0:313 state:R running task stack:0 pid:3955 tgid:3955 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.739601][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.739700][ T32] Call trace: [ 1326.739764][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1326.739819][ T32] r10:8280c9b4 r9:84b7b000 r8:80200be4 r7:e08c5d54 r6:ffffffff r5:84b7b000 [ 1326.739854][ T32] r4:00000000 [ 1326.739886][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.739950][ T32] Exception stack(0xe08c5d20 to 0xe08c5d68) [ 1326.740015][ T32] 5d20: c80b5000 e0675000 00000001 80239b98 7f321000 00000001 82ac11c4 82ac05a0 [ 1326.740047][ T32] 5d40: 7f321000 e0675000 8280c9b4 e08c5d9c e08c5da0 e08c5d70 80230ad4 80239bb0 [ 1326.740070][ T32] 5d60: 80050013 ffffffff [ 1326.740101][ T32] r5:80050013 r4:80239bb0 [ 1326.740140][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1326.740190][ T32] r4:82ac11e4 [ 1326.740209][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.740250][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08c5dc0 r5:e08c5e08 [ 1326.740271][ T32] r4:e08c5dc0 [ 1326.740312][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1326.740362][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9900 [ 1326.740418][ T32] r4:00000000 [ 1326.740464][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1326.740511][ T32] r9:83018005 r8:84b7b000 r7:00000000 r6:83018000 r5:00001000 r4:7f099000 [ 1326.740587][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1326.757818][ T32] r5:00001000 r4:e06bd000 [ 1326.757870][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1326.757937][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.758018][ T32] r5:85073b8c r4:85073800 [ 1326.758042][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1326.758094][ T32] r7:dddced40 r6:83018000 r5:85073b8c r4:84b0bc00 [ 1326.758117][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1326.758217][ T32] r10:61c88647 r9:84b7b000 r8:84b0bc2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1326.758304][ T32] r4:84b0bc00 [ 1326.758400][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1326.758546][ T32] r10:00000000 r9:84b0bc00 r8:8027ecf4 r7:e08b1e60 r6:85024400 r5:84b7b000 [ 1326.758584][ T32] r4:00000001 [ 1326.758628][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.758669][ T32] Exception stack(0xe08c5fb0 to 0xe08c5ff8) [ 1326.758720][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1326.758752][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.758799][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.758831][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1326.758862][ T32] r4:850d9680 [ 1326.758897][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.758948][ T32] INFO: task kworker/0:49:3393 blocked for more than 453 seconds. [ 1326.758985][ T32] Not tainted 6.15.0-syzkaller #0 [ 1326.759012][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.759034][ T32] task:kworker/0:49 state:D stack:0 pid:3393 tgid:3393 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.759188][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.759279][ T32] Call trace: [ 1326.759328][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1326.759398][ T32] r10:829189c0 r9:dfc4dd84 r8:00000002 r7:60000113 r6:dfc4dd8c r5:84550000 [ 1326.759424][ T32] r4:84550000 [ 1326.759444][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1326.759495][ T32] r5:84550000 r4:829189bc [ 1326.759518][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.759582][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.759652][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfc4de08 [ 1326.759697][ T32] r4:00000000 [ 1326.759741][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1326.759804][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1326.759873][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1326.759940][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857fab00 [ 1326.759964][ T32] r4:00000000 [ 1326.760005][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1326.760050][ T32] r9:83018005 r8:84550000 r7:00000000 r6:83018000 r5:00001000 r4:7f07f000 [ 1326.760072][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1326.760116][ T32] r5:00001000 r4:ec669000 [ 1326.760158][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1326.760200][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.760246][ T32] r5:8583338c r4:85833000 [ 1326.760295][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1326.760340][ T32] r7:dddced40 r6:83018000 r5:8583338c r4:84983500 [ 1326.760380][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1326.760466][ T32] r10:61c88647 r9:84550000 r8:8498352c r7:82804d40 r6:dddced40 r5:dddced60 ** 1 printk messages dropped ** [ 1326.760646][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) ** 8 printk messages dropped ** [ 1326.774284][ T32] r4:84982680 ** 3 printk messages dropped ** [ 1326.775170][ T32] Call trace: ** 6 printk messages dropped ** [ 1326.775479][ T32] 5d40: 7f321000 e0675000 8280c9b4 e08c5d9c e08c5da0 e08c5d70 80230ad4 80239bb0 ** 8 printk messages dropped ** [ 1326.775809][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9900 ** 8 printk messages dropped ** [ 1326.776170][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) ** 9 printk messages dropped ** [ 1326.776642][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1326.776956][ T32] task:kworker/0:50 state:D stack:0 pid:3395 tgid:3395 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1326.777419][ T32] r5:84550c00 r4:829189bc [ 1326.777438][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 5 printk messages dropped ** [ 1326.777840][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) ** 7 printk messages dropped ** [ 1326.778140][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1326.778517][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1326.778751][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 1 printk messages dropped ** [ 1326.778836][ T32] r4:84982780 [ 1326.779282][ T32] INFO: task kworker/0:50:3395 is blocked on a mutex likely owned by task kworker/0:313:3955. [ 1326.779386][ T32] task:kworker/0:313 state:R running task stack:0 pid:3955 tgid:3955 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.779476][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.779567][ T32] Call trace: [ 1326.779621][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1326.779698][ T32] r10:8280c9b4 r9:84b7b000 r8:80200be4 r7:e08c5d54 r6:ffffffff r5:84b7b000 [ 1326.779728][ T32] r4:00000000 [ 1326.779770][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.779837][ T32] Exception stack(0xe08c5d20 to 0xe08c5d68) [ 1326.779909][ T32] 5d20: c8914000 e0675000 00000001 80239b98 7f321000 00000001 82ac11c4 82ac05a0 [ 1326.779981][ T32] 5d40: 7f321000 e0675000 8280c9b4 e08c5d9c e08c5da0 e08c5d70 80230ad4 80239bb0 [ 1326.780022][ T32] 5d60: 80050013 ffffffff [ 1326.780049][ T32] r5:80050013 r4:80239bb0 [ 1326.780069][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1326.780120][ T32] r4:82ac11e4 [ 1326.780161][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.780207][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08c5dc0 r5:e08c5e08 [ 1326.780231][ T32] r4:e08c5dc0 [ 1326.780251][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1326.780292][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9900 [ 1326.780313][ T32] r4:00000000 [ 1326.780368][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1326.780418][ T32] r9:83018005 r8:84b7b000 r7:00000000 r6:83018000 r5:00001000 r4:7f099000 [ 1326.780439][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1326.780525][ T32] r5:00001000 r4:e06bd000 [ 1326.792227][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1326.792382][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.792430][ T32] r5:85073b8c r4:85073800 [ 1326.792453][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1326.792498][ T32] r7:dddced40 r6:83018000 r5:85073b8c r4:84b0bc00 [ 1326.792519][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1326.792571][ T32] r10:61c88647 r9:84b7b000 r8:84b0bc2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1326.792627][ T32] r4:84b0bc00 [ 1326.792659][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1326.792708][ T32] r10:00000000 r9:84b0bc00 r8:8027ecf4 r7:e08b1e60 r6:85024400 r5:84b7b000 [ 1326.792742][ T32] r4:00000001 [ 1326.792766][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.792803][ T32] Exception stack(0xe08c5fb0 to 0xe08c5ff8) [ 1326.792833][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1326.792914][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.792944][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.792975][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1326.793020][ T32] r4:850d9680 ** 2 printk messages dropped ** [ 1326.793154][ T32] Not tainted 6.15.0-syzkaller #0 ** 8 printk messages dropped ** [ 1326.793680][ T32] r5:84551800 r4:829189bc [ 1326.793700][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.793750][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) ** 4 printk messages dropped ** [ 1326.793973][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) ** 3 printk messages dropped ** [ 1326.794181][ T32] r9:83018005 r8:84551800 r7:00000000 r6:83018000 r5:00001000 r4:7f085000 [ 1326.794208][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1326.794250][ T32] r5:00001000 r4:ec725000 [ 1326.794293][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1326.794339][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.794394][ T32] r5:85833f8c r4:85833c00 [ 1326.794427][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1326.794495][ T32] r7:dddced40 r6:83018000 r5:85833f8c r4:84983700 [ 1326.794519][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1326.794586][ T32] r10:61c88647 r9:84551800 r8:8498372c r7:82804d40 r6:dddced40 r5:dddced60 [ 1326.794630][ T32] r4:84983700 [ 1326.794653][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1326.794697][ T32] r10:00000000 r9:84983700 r8:8027ecf4 r7:dfedde60 r6:84983780 r5:84551800 [ 1326.794741][ T32] r4:00000001 [ 1326.794781][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.794819][ T32] Exception stack(0xdf989fb0 to 0xdf989ff8) [ 1326.794866][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1326.794900][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.794927][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.794956][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1326.794978][ T32] r4:84982b80 [ 1326.795564][ T32] INFO: task kworker/0:51:3398 is blocked on a mutex likely owned by task kworker/0:313:3955. [ 1326.795607][ T32] task:kworker/0:313 state:R running task stack:0 pid:3955 tgid:3955 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.795684][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.795733][ T32] Call trace: [ 1326.795788][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1326.795843][ T32] r10:8280c9b4 r9:84b7b000 r8:80200be4 r7:e08c5d54 r6:ffffffff r5:84b7b000 [ 1326.795867][ T32] r4:00000000 [ 1326.795903][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.795947][ T32] Exception stack(0xe08c5d20 to 0xe08c5d68) [ 1326.795978][ T32] 5d20: c8914000 e0675000 00000001 80239b98 7f321000 00000001 82ac11c4 82ac05a0 [ 1326.796006][ T32] 5d40: 7f321000 e0675000 8280c9b4 e08c5d9c e08c5da0 e08c5d70 80230ad4 80239bb0 [ 1326.796051][ T32] 5d60: 80050013 ffffffff [ 1326.796100][ T32] r5:80050013 r4:80239bb0 [ 1326.796127][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1326.796234][ T32] r4:82ac11e4 [ 1326.796260][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.796327][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08c5dc0 r5:e08c5e08 [ 1326.796354][ T32] r4:e08c5dc0 [ 1326.796396][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) ** 3 printk messages dropped ** [ 1326.796545][ T32] r9:83018005 r8:84b7b000 r7:00000000 r6:83018000 r5:00001000 r4:7f099000 ** 9 printk messages dropped ** [ 1326.796917][ T32] r4:84b0bc00 ** 6 printk messages dropped ** [ 1326.797220][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1326.797651][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1326.797922][ T32] r5:84552400 r4:829189bc [ 1326.797942][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 1 printk messages dropped ** [ 1326.798025][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfd09e08 ** 9 printk messages dropped ** [ 1326.798452][ T32] r5:00001000 r4:ec74b000 ** 6 printk messages dropped ** [ 1326.798689][ T32] r10:61c88647 r9:84552400 r8:8498382c r7:82804d40 r6:dddced40 r5:dddced60 ** 10 printk messages dropped ** [ 1326.799023][ T32] r4:84982c80 ** 3 printk messages dropped ** [ 1326.799659][ T32] Call trace: ** 7 printk messages dropped ** [ 1326.799956][ T32] 5d60: 80050013 ffffffff ** 5 printk messages dropped ** [ 1326.800221][ T32] r4:e08c5dc0 ** 2 printk messages dropped ** [ 1326.800333][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1326.818220][ T32] r5:85073b8c r4:85073800 ** 5 printk messages dropped ** [ 1326.818533][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) ** 8 printk messages dropped ** [ 1326.818960][ T32] r4:850d9680 ** 5 printk messages dropped ** [ 1326.819217][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1326.819623][ T32] r5:84553c00 r4:829189bc [ 1326.819669][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1326.819824][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1326.820076][ T32] r9:83018005 r8:84553c00 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 ** 8 printk messages dropped ** [ 1326.820395][ T32] r10:61c88647 r9:84553c00 r8:8498392c r7:82804d40 r6:dddced40 r5:dddced60 ** 2 printk messages dropped ** [ 1326.829664][ T32] r10:00000000 r9:84983900 r8:8027ecf4 r7:dfd09e60 r6:84983980 r5:84553c00 [ 1326.829718][ T32] r4:00000001 [ 1326.829742][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.829803][ T32] Exception stack(0xdfd21fb0 to 0xdfd21ff8) [ 1326.829832][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1326.829883][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.829958][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.829993][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1326.830015][ T32] r4:84982f00 [ 1326.830885][ T32] INFO: task kworker/0:53:3401 is blocked on a mutex likely owned by task kworker/0:313:3955. [ 1326.831006][ T32] task:kworker/0:313 state:R running task stack:0 pid:3955 tgid:3955 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.831210][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.831327][ T32] Call trace: [ 1326.831392][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1326.831450][ T32] r10:8280c9b4 r9:84b7b000 r8:80200be4 r7:e08c5d54 r6:ffffffff r5:84b7b000 [ 1326.831476][ T32] r4:00000000 [ 1326.831542][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.831588][ T32] Exception stack(0xe08c5d20 to 0xe08c5d68) [ 1326.831618][ T32] 5d20: c8f3b000 e0675000 00000001 80239b98 7f321000 00000001 82ac11c4 82ac05a0 [ 1326.831647][ T32] 5d40: 7f321000 e0675000 8280c9b4 e08c5d9c e08c5da0 e08c5d70 80230ad4 80239bb0 [ 1326.831671][ T32] 5d60: 80050013 ffffffff [ 1326.831694][ T32] r5:80050013 r4:80239bb0 [ 1326.831714][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1326.831756][ T32] r4:82ac11e4 [ 1326.831792][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.831860][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08c5dc0 r5:e08c5e08 [ 1326.831895][ T32] r4:e08c5dc0 [ 1326.831917][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1326.831960][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9900 [ 1326.831982][ T32] r4:00000000 [ 1326.832023][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1326.832076][ T32] r9:83018005 r8:84b7b000 r7:00000000 r6:83018000 r5:00001000 r4:7f099000 [ 1326.832109][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1326.832213][ T32] r5:00001000 r4:e06bd000 [ 1326.832319][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1326.832390][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.832518][ T32] r5:85073b8c r4:85073800 [ 1326.832542][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1326.832611][ T32] r7:dddced40 r6:83018000 r5:85073b8c r4:84b0bc00 [ 1326.832657][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1326.832727][ T32] r10:61c88647 r9:84b7b000 r8:84b0bc2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1326.832778][ T32] r4:84b0bc00 [ 1326.832825][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1326.832875][ T32] r10:00000000 r9:84b0bc00 r8:8027ecf4 r7:e08b1e60 r6:85024400 r5:84b7b000 [ 1326.832924][ T32] r4:00000001 [ 1326.832967][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.833006][ T32] Exception stack(0xe08c5fb0 to 0xe08c5ff8) [ 1326.833033][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1326.833060][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.833107][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.833160][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1326.833208][ T32] r4:850d9680 [ 1326.833240][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.833289][ T32] INFO: task kworker/0:54:3404 blocked for more than 453 seconds. [ 1326.833326][ T32] Not tainted 6.15.0-syzkaller #0 [ 1326.833398][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.833439][ T32] task:kworker/0:54 state:D stack:0 pid:3404 tgid:3404 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.833523][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.833608][ T32] Call trace: [ 1326.833662][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1326.833731][ T32] r10:829189c0 r9:dfd19d84 r8:00000002 r7:60000113 r6:dfd19d8c r5:84554800 ** 2 printk messages dropped ** [ 1326.833872][ T32] r5:84554800 r4:829189bc [ 1326.833918][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.833961][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) ** 1 printk messages dropped ** [ 1326.834059][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1326.834238][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) ** 9 printk messages dropped ** [ 1326.834660][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) ** 11 printk messages dropped ** [ 1326.835193][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1326.835882][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1326.836302][ T32] 5d40: 7f321000 e0675000 8280c9b4 e08c5d9c e08c5da0 e08c5d70 80230ad4 80239bb0 ** 8 printk messages dropped ** [ 1326.836610][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9900 ** 7 printk messages dropped ** [ 1326.836934][ T32] r5:85073b8c r4:85073800 ** 2 printk messages dropped ** [ 1326.837060][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) ** 3 printk messages dropped ** [ 1326.837229][ T32] r10:00000000 r9:84b0bc00 r8:8027ecf4 r7:e08b1e60 r6:85024400 r5:84b7b000 ** 6 printk messages dropped ** [ 1326.837513][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 6 printk messages dropped ** [ 1326.837752][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1326.838106][ T32] r5:84555400 r4:829189bc [ 1326.838129][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1326.838281][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1326.838489][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1326.838666][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) ** 7 printk messages dropped ** [ 1326.839178][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) ** 8 printk messages dropped ** [ 1326.839466][ T32] r4:84516140 ** 2 printk messages dropped ** [ 1326.840097][ T32] Workqueue: events bpf_prog_free_deferred ** 9 printk messages dropped ** [ 1326.865885][ T32] r5:80050013 r4:80239bb0 [ 1326.865905][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1326.866001][ T32] r4:82ac11e4 [ 1326.866064][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.866118][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08c5dc0 r5:e08c5e08 [ 1326.866140][ T32] r4:e08c5dc0 [ 1326.866159][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1326.866199][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9900 [ 1326.866221][ T32] r4:00000000 [ 1326.866274][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1326.866320][ T32] r9:83018005 r8:84b7b000 r7:00000000 r6:83018000 r5:00001000 r4:7f099000 [ 1326.866405][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1326.866452][ T32] r5:00001000 r4:e06bd000 [ 1326.866532][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1326.866745][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.866861][ T32] r5:85073b8c r4:85073800 [ 1326.866884][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1326.866931][ T32] r7:dddced40 r6:83018000 r5:85073b8c r4:84b0bc00 [ 1326.866988][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1326.867133][ T32] r10:61c88647 r9:84b7b000 r8:84b0bc2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1326.867161][ T32] r4:84b0bc00 [ 1326.867361][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1326.867410][ T32] r10:00000000 r9:84b0bc00 r8:8027ecf4 r7:e08b1e60 r6:85024400 r5:84b7b000 [ 1326.867570][ T32] r4:00000001 [ 1326.867594][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.867629][ T32] Exception stack(0xe08c5fb0 to 0xe08c5ff8) [ 1326.867655][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1326.867884][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.867914][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.867944][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1326.868003][ T32] r4:850d9680 [ 1326.868031][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.868122][ T32] INFO: task kworker/0:56:3407 blocked for more than 453 seconds. [ 1326.868161][ T32] Not tainted 6.15.0-syzkaller #0 [ 1326.868186][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.868231][ T32] task:kworker/0:56 state:D stack:0 pid:3407 tgid:3407 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.868292][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.868464][ T32] Call trace: [ 1326.868552][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1326.868601][ T32] r10:829189c0 r9:dfd25d84 r8:00000002 r7:60000113 r6:dfd25d8c r5:84556000 [ 1326.868714][ T32] r4:84556000 [ 1326.868739][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1326.868878][ T32] r5:84556000 r4:829189bc [ 1326.868901][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.869154][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.869206][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfd25e08 [ 1326.869228][ T32] r4:00000000 [ 1326.869341][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1326.869459][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1326.869500][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1326.869542][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85879400 [ 1326.869564][ T32] r4:00000000 [ 1326.869791][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1326.869913][ T32] r9:83018005 r8:84556000 r7:00000000 r6:83018000 r5:00001000 r4:7f097000 [ 1326.869937][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1326.869977][ T32] r5:00001000 r4:ec907000 [ 1326.869996][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1326.870233][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.870356][ T32] r5:85835b8c r4:85835800 [ 1326.870380][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1326.870422][ T32] r7:dddced40 r6:83018000 r5:85835b8c r4:84983c00 [ 1326.870442][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1326.870510][ T32] r10:61c88647 r9:84556000 r8:84983c2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1326.870632][ T32] r4:84983c00 [ 1326.891348][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1326.891454][ T32] r10:00000000 r9:84983c00 r8:8027ecf4 r7:dfce1e60 r6:84983c80 r5:84556000 [ 1326.891497][ T32] r4:00000001 [ 1326.891523][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.891663][ T32] Exception stack(0xdfd25fb0 to 0xdfd25ff8) [ 1326.891699][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1326.891732][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.891761][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.891792][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1326.891815][ T32] r4:84516200 [ 1326.892345][ T32] INFO: task kworker/0:56:3407 is blocked on a mutex likely owned by task kworker/0:313:3955. [ 1326.892539][ T32] task:kworker/0:313 state:R running task stack:0 pid:3955 tgid:3955 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.892654][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.892704][ T32] Call trace: [ 1326.892763][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1326.892821][ T32] r10:8280c9b4 r9:84b7b000 r8:80200be4 r7:e08c5d54 r6:ffffffff r5:84b7b000 [ 1326.892845][ T32] r4:00000000 [ 1326.892928][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.892975][ T32] Exception stack(0xe08c5d20 to 0xe08c5d68) [ 1326.893058][ T32] 5d20: c998c000 e0675000 00000001 80239b98 7f321000 00000001 82ac11c4 82ac05a0 [ 1326.893095][ T32] 5d40: 7f321000 e0675000 8280c9b4 e08c5d9c e08c5da0 e08c5d70 80230ad4 80239bb0 [ 1326.893121][ T32] 5d60: 80050013 ffffffff [ 1326.893144][ T32] r5:80050013 r4:80239bb0 [ 1326.893164][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1326.893297][ T32] r4:82ac11e4 [ 1326.893405][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.893617][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08c5dc0 r5:e08c5e08 [ 1326.893644][ T32] r4:e08c5dc0 [ 1326.893664][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1326.893706][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9900 [ 1326.893730][ T32] r4:00000000 [ 1326.893749][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1326.893790][ T32] r9:83018005 r8:84b7b000 r7:00000000 r6:83018000 r5:00001000 r4:7f099000 [ 1326.893811][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1326.893851][ T32] r5:00001000 r4:e06bd000 [ 1326.893924][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1326.893968][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.894032][ T32] r5:85073b8c r4:85073800 [ 1326.894088][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1326.894155][ T32] r7:dddced40 r6:83018000 r5:85073b8c r4:84b0bc00 [ 1326.894180][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1326.894238][ T32] r10:61c88647 r9:84b7b000 r8:84b0bc2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1326.894263][ T32] r4:84b0bc00 [ 1326.894282][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1326.894326][ T32] r10:00000000 r9:84b0bc00 r8:8027ecf4 r7:e08b1e60 r6:85024400 r5:84b7b000 [ 1326.894376][ T32] r4:00000001 [ 1326.894400][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.894451][ T32] Exception stack(0xe08c5fb0 to 0xe08c5ff8) [ 1326.894479][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1326.894507][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.894562][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.894612][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1326.894638][ T32] r4:850d9680 [ 1326.894684][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.894810][ T32] INFO: task kworker/0:57:3410 blocked for more than 453 seconds. [ 1326.894850][ T32] Not tainted 6.15.0-syzkaller #0 [ 1326.894876][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.894922][ T32] task:kworker/0:57 state:D stack:0 pid:3410 tgid:3410 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.894972][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.895215][ T32] Call trace: [ 1326.895390][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1326.895526][ T32] r10:829189c0 r9:dfd2dd84 r8:00000002 r7:60000113 r6:dfd2dd8c r5:84556c00 [ 1326.895570][ T32] r4:84556c00 [ 1326.895621][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1326.895665][ T32] r5:84556c00 r4:829189bc [ 1326.895687][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.895741][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.895789][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfd2de08 [ 1326.895839][ T32] r4:00000000 [ 1326.895992][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1326.896059][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1326.896123][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1326.896168][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:858833c0 [ 1326.896190][ T32] r4:00000000 [ 1326.896208][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1326.896302][ T32] r9:83018005 r8:84556c00 r7:00000000 r6:83018000 r5:00001000 r4:7f09d000 [ 1326.896355][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1326.896397][ T32] r5:00001000 r4:ec977000 [ 1326.896417][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1326.896455][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.896519][ T32] r5:8480e78c r4:8480e400 [ 1326.896592][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1326.896643][ T32] r7:dddced40 r6:83018000 r5:8480e78c r4:84983d00 [ 1326.896721][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1326.896823][ T32] r10:61c88647 r9:84556c00 r8:84983d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1326.896849][ T32] r4:84983d00 [ 1326.897089][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1326.897144][ T32] r10:00000000 r9:84983d00 r8:8027ecf4 r7:dfd25e60 r6:84983d80 r5:84556c00 [ 1326.897231][ T32] r4:00000001 [ 1326.897336][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.897373][ T32] Exception stack(0xdfd2dfb0 to 0xdfd2dff8) [ 1326.897400][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1326.897428][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.897597][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.897630][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1326.897652][ T32] r4:84516400 [ 1326.898093][ T32] INFO: task kworker/0:57:3410 is blocked on a mutex likely owned by task kworker/0:313:3955. [ 1326.898132][ T32] task:kworker/0:313 state:R running task stack:0 pid:3955 tgid:3955 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.898408][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.898453][ T32] Call trace: [ 1326.898533][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1326.898587][ T32] r10:8280c9b4 r9:84b7b000 r8:80200be4 r7:e08c5d54 r6:ffffffff r5:84b7b000 [ 1326.898664][ T32] r4:00000000 [ 1326.898686][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.898725][ T32] Exception stack(0xe08c5d20 to 0xe08c5d68) [ 1326.898779][ T32] 5d20: c998c000 e0675000 00000001 80239b98 7f321000 00000001 82ac11c4 82ac05a0 [ 1326.898857][ T32] 5d40: 7f321000 e0675000 8280c9b4 e08c5d9c e08c5da0 e08c5d70 80230ad4 80239bb0 [ 1326.898968][ T32] 5d60: 80050013 ffffffff [ 1326.899076][ T32] r5:80050013 r4:80239bb0 [ 1326.899147][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1326.899208][ T32] r4:82ac11e4 [ 1326.899271][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.899482][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08c5dc0 r5:e08c5e08 [ 1326.899566][ T32] r4:e08c5dc0 [ 1326.899590][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1326.899688][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9900 [ 1326.899713][ T32] r4:00000000 [ 1326.899733][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1326.899807][ T32] r9:83018005 r8:84b7b000 r7:00000000 r6:83018000 r5:00001000 r4:7f099000 [ 1326.899917][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1326.899988][ T32] r5:00001000 r4:e06bd000 [ 1326.900018][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1326.900057][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.900157][ T32] r5:85073b8c r4:85073800 [ 1326.900214][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1326.900261][ T32] r7:dddced40 r6:83018000 r5:85073b8c r4:84b0bc00 [ 1326.900282][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1326.900326][ T32] r10:61c88647 r9:84b7b000 r8:84b0bc2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1326.900352][ T32] r4:84b0bc00 [ 1326.900372][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1326.900415][ T32] r10:00000000 r9:84b0bc00 r8:8027ecf4 r7:e08b1e60 r6:85024400 r5:84b7b000 [ 1326.900436][ T32] r4:00000001 [ 1326.900455][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.900574][ T32] Exception stack(0xe08c5fb0 to 0xe08c5ff8) [ 1326.931824][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1326.931880][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.931908][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.931942][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1326.931996][ T32] r4:850d9680 [ 1326.932026][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.932058][ T32] INFO: task kworker/0:58:3412 blocked for more than 453 seconds. [ 1326.932123][ T32] Not tainted 6.15.0-syzkaller #0 [ 1326.932189][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.932215][ T32] task:kworker/0:58 state:D stack:0 pid:3412 tgid:3412 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.932276][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.932379][ T32] Call trace: [ 1326.932444][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1326.932504][ T32] r10:829189c0 r9:dfd41d84 r8:00000002 r7:60000013 r6:dfd41d8c r5:84553000 [ 1326.932527][ T32] r4:84553000 [ 1326.932546][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1326.932586][ T32] r5:84553000 r4:829189bc [ 1326.932606][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.932646][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.932716][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfd41e08 [ 1326.932790][ T32] r4:00000000 [ 1326.932845][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1326.932913][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1326.932981][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1326.933055][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85879e00 [ 1326.933087][ T32] r4:00000000 [ 1326.933121][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1326.933211][ T32] r9:83018005 r8:84553000 r7:00000000 r6:83018000 r5:00001000 r4:7f0af000 [ 1326.933238][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1326.933280][ T32] r5:00001000 r4:ec9e9000 [ 1326.933315][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1326.933446][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.933490][ T32] r5:85836f8c r4:85836c00 [ 1326.933563][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1326.933637][ T32] r7:dddced40 r6:83018000 r5:85836f8c r4:84983e00 [ 1326.933691][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1326.933768][ T32] r10:61c88647 r9:84553000 r8:84983e2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1326.933848][ T32] r4:84983e00 [ 1326.933871][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1326.933971][ T32] r10:00000000 r9:84983e00 r8:8027ecf4 r7:dfd2de60 r6:84983e80 r5:84553000 [ 1326.933998][ T32] r4:00000001 [ 1326.934039][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.934078][ T32] Exception stack(0xdfd41fb0 to 0xdfd41ff8) [ 1326.934111][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1326.934153][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.934184][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.934212][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1326.934246][ T32] r4:84516580 [ 1326.934778][ T32] INFO: task kworker/0:58:3412 is blocked on a mutex likely owned by task kworker/0:313:3955. [ 1326.934814][ T32] task:kworker/0:313 state:R running task stack:0 pid:3955 tgid:3955 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.934873][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.934999][ T32] Call trace: [ 1326.935029][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1326.935096][ T32] r10:8280c9b4 r9:84b7b000 r8:80200be4 r7:e08c5d54 r6:ffffffff r5:84b7b000 [ 1326.935146][ T32] r4:00000000 [ 1326.935167][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.935207][ T32] Exception stack(0xe08c5d20 to 0xe08c5d68) [ 1326.935262][ T32] 5d20: ca03d000 e0675000 00000001 80239b98 7f321000 00000001 82ac11c4 82ac05a0 [ 1326.935295][ T32] 5d40: 7f321000 e0675000 8280c9b4 e08c5d9c e08c5da0 e08c5d70 80230ad4 80239bb0 [ 1326.935320][ T32] 5d60: 80050013 ffffffff [ 1326.935394][ T32] r5:80050013 r4:80239bb0 [ 1326.935418][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1326.935460][ T32] r4:82ac11e4 [ 1326.935480][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.935520][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08c5dc0 r5:e08c5e08 [ 1326.935541][ T32] r4:e08c5dc0 [ 1326.935560][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1326.935600][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9900 [ 1326.935621][ T32] r4:00000000 [ 1326.935674][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1326.935734][ T32] r9:83018005 r8:84b7b000 r7:00000000 r6:83018000 r5:00001000 r4:7f099000 [ 1326.935760][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1326.935829][ T32] r5:00001000 r4:e06bd000 [ 1326.935955][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1326.936067][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.936119][ T32] r5:85073b8c r4:85073800 [ 1326.936183][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1326.936231][ T32] r7:dddced40 r6:83018000 r5:85073b8c r4:84b0bc00 [ 1326.936291][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1326.936340][ T32] r10:61c88647 r9:84b7b000 r8:84b0bc2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1326.936362][ T32] r4:84b0bc00 [ 1326.936423][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1326.936576][ T32] r10:00000000 r9:84b0bc00 r8:8027ecf4 r7:e08b1e60 r6:85024400 r5:84b7b000 [ 1326.936630][ T32] r4:00000001 [ 1326.936666][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.936819][ T32] Exception stack(0xe08c5fb0 to 0xe08c5ff8) [ 1326.936859][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1326.936894][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.936935][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.936967][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1326.937046][ T32] r4:850d9680 [ 1326.937159][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.937191][ T32] INFO: task kworker/0:59:3413 blocked for more than 453 seconds. [ 1326.937222][ T32] Not tainted 6.15.0-syzkaller #0 [ 1326.937246][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.937267][ T32] task:kworker/0:59 state:D stack:0 pid:3413 tgid:3413 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.937404][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.937485][ T32] Call trace: [ 1326.937655][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1326.937724][ T32] r10:829189c0 r9:dfd3dd84 r8:00000002 r7:60000113 r6:dfd3dd8c r5:84838c00 [ 1326.937768][ T32] r4:84838c00 [ 1326.937791][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1326.937834][ T32] r5:84838c00 r4:829189bc [ 1326.937854][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.937893][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.937938][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfd3de08 [ 1326.937959][ T32] r4:00000000 [ 1326.938035][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1326.938079][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1326.938125][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1326.938191][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85879a00 [ 1326.938218][ T32] r4:00000000 [ 1326.938242][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1326.938283][ T32] r9:83018005 r8:84838c00 r7:00000000 r6:83018000 r5:00001000 r4:7f0a7000 [ 1326.938303][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1326.938346][ T32] r5:00001000 r4:ec9a7000 [ 1326.938443][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1326.938489][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.938659][ T32] r5:8583638c r4:85836000 [ 1326.938682][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1326.938725][ T32] r7:dddced40 r6:83018000 r5:8583638c r4:84983f00 [ 1326.938773][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1326.938883][ T32] r10:61c88647 r9:84838c00 r8:84983f2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1326.938991][ T32] r4:84983f00 [ 1326.939050][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1326.939104][ T32] r10:00000000 r9:84983f00 r8:8027ecf4 r7:dfd41e60 r6:84983f80 r5:84838c00 [ 1326.939172][ T32] r4:00000001 [ 1326.939195][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.939246][ T32] Exception stack(0xdfd3dfb0 to 0xdfd3dff8) [ 1326.939275][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1326.939327][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.939362][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.939392][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1326.939414][ T32] r4:84516840 [ 1326.939832][ T32] INFO: task kworker/0:59:3413 is blocked on a mutex likely owned by task kworker/0:313:3955. [ 1326.939870][ T32] task:kworker/0:313 state:R running task stack:0 pid:3955 tgid:3955 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.940064][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.940389][ T32] Call trace: [ 1326.940421][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1326.940480][ T32] r10:8280c9b4 r9:84b7b000 r8:80200be4 r7:e08c5d54 r6:ffffffff r5:84b7b000 [ 1326.940550][ T32] r4:00000000 [ 1326.962216][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.962379][ T32] Exception stack(0xe08c5d20 to 0xe08c5d68) [ 1326.962431][ T32] 5d20: ca3c8000 e0675000 00000001 80239b98 7f321000 00000001 82ac11c4 82ac05a0 [ 1326.962465][ T32] 5d40: 7f321000 e0675000 8280c9b4 e08c5d9c e08c5da0 e08c5d70 80230ad4 80239bb0 [ 1326.962489][ T32] 5d60: 80050013 ffffffff [ 1326.962514][ T32] r5:80050013 r4:80239bb0 [ 1326.962535][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1326.962581][ T32] r4:82ac11e4 [ 1326.962617][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.962666][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08c5dc0 r5:e08c5e08 [ 1326.962713][ T32] r4:e08c5dc0 [ 1326.962763][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1326.962811][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9900 [ 1326.962833][ T32] r4:00000000 [ 1326.962853][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1326.962894][ T32] r9:83018005 r8:84b7b000 r7:00000000 r6:83018000 r5:00001000 r4:7f099000 [ 1326.962915][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1326.962957][ T32] r5:00001000 r4:e06bd000 [ 1326.963006][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1326.963049][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.963096][ T32] r5:85073b8c r4:85073800 [ 1326.963156][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1326.963217][ T32] r7:dddced40 r6:83018000 r5:85073b8c r4:84b0bc00 [ 1326.963267][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1326.963331][ T32] r10:61c88647 r9:84b7b000 r8:84b0bc2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1326.963374][ T32] r4:84b0bc00 [ 1326.963398][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1326.963443][ T32] r10:00000000 r9:84b0bc00 r8:8027ecf4 r7:e08b1e60 r6:85024400 r5:84b7b000 [ 1326.963465][ T32] r4:00000001 [ 1326.963486][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.963560][ T32] Exception stack(0xe08c5fb0 to 0xe08c5ff8) [ 1326.963592][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1326.963621][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.963733][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.963773][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1326.963795][ T32] r4:850d9680 [ 1326.963821][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.963852][ T32] INFO: task kworker/0:60:3416 blocked for more than 453 seconds. [ 1326.963884][ T32] Not tainted 6.15.0-syzkaller #0 [ 1326.963921][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.963948][ T32] task:kworker/0:60 state:D stack:0 pid:3416 tgid:3416 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.964007][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.964052][ T32] Call trace: [ 1326.964092][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1326.964163][ T32] r10:829189c0 r9:dfd71d84 r8:00000002 r7:60000113 r6:dfd71d8c r5:8483a400 [ 1326.964190][ T32] r4:8483a400 [ 1326.964210][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1326.964251][ T32] r5:8483a400 r4:829189bc [ 1326.964270][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.964308][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.964402][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfd71e08 [ 1326.964474][ T32] r4:00000000 [ 1326.964496][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1326.964535][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1326.964571][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1326.964611][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85879c00 [ 1326.964632][ T32] r4:00000000 [ 1326.964651][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1326.964692][ T32] r9:83018005 r8:8483a400 r7:00000000 r6:83018000 r5:00001000 r4:7f0ab000 [ 1326.964740][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1326.964794][ T32] r5:00001000 r4:ec9bf000 [ 1326.964828][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1326.964870][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.964942][ T32] r5:8583678c r4:85836400 [ 1326.964966][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1326.965009][ T32] r7:dddced40 r6:83018000 r5:8583678c r4:847cd000 [ 1326.965029][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1326.965074][ T32] r10:61c88647 r9:8483a400 r8:847cd02c r7:82804d40 r6:dddced40 r5:dddced60 [ 1326.965146][ T32] r4:847cd000 [ 1326.965170][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1326.965214][ T32] r10:00000000 r9:847cd000 r8:8027ecf4 r7:dfd41e60 r6:847cd080 r5:8483a400 [ 1326.965365][ T32] r4:00000001 [ 1326.965387][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.965422][ T32] Exception stack(0xdfd71fb0 to 0xdfd71ff8) [ 1326.965487][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1326.965520][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.965546][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.965681][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1326.965706][ T32] r4:84516980 [ 1326.966285][ T32] INFO: task kworker/0:60:3416 is blocked on a mutex likely owned by task kworker/0:313:3955. [ 1326.966330][ T32] task:kworker/0:313 state:R running task stack:0 pid:3955 tgid:3955 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.966457][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.966521][ T32] Call trace: [ 1326.966591][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1326.966675][ T32] r10:8280c9b4 r9:84b7b000 r8:80200be4 r7:e08c5d54 r6:ffffffff r5:84b7b000 [ 1326.966702][ T32] r4:00000000 [ 1326.966721][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.966759][ T32] Exception stack(0xe08c5d20 to 0xe08c5d68) [ 1326.966787][ T32] 5d20: ca3c8000 e0675000 00000001 80239b98 7f321000 00000001 82ac11c4 82ac05a0 [ 1326.966850][ T32] 5d40: 7f321000 e0675000 8280c9b4 e08c5d9c e08c5da0 e08c5d70 80230ad4 80239bb0 [ 1326.966914][ T32] 5d60: 80050013 ffffffff [ 1326.966940][ T32] r5:80050013 r4:80239bb0 [ 1326.966961][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1326.967002][ T32] r4:82ac11e4 [ 1326.967023][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.967064][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08c5dc0 r5:e08c5e08 [ 1326.967091][ T32] r4:e08c5dc0 [ 1326.967161][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) ** 3 printk messages dropped ** [ 1326.967364][ T32] r9:83018005 r8:84b7b000 r7:00000000 r6:83018000 r5:00001000 r4:7f099000 ** 5 printk messages dropped ** [ 1326.967596][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1326.967700][ T32] r10:61c88647 r9:84b7b000 r8:84b0bc2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1326.967721][ T32] r4:84b0bc00 [ 1326.967954][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1326.968001][ T32] r10:00000000 r9:84b0bc00 r8:8027ecf4 r7:e08b1e60 r6:85024400 r5:84b7b000 [ 1326.968060][ T32] r4:00000001 [ 1326.968090][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.968127][ T32] Exception stack(0xe08c5fb0 to 0xe08c5ff8) [ 1326.968154][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1326.968181][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.968206][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.968234][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1326.968255][ T32] r4:850d9680 [ 1326.968308][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.968406][ T32] INFO: task kworker/0:61:3418 blocked for more than 453 seconds. [ 1326.968437][ T32] Not tainted 6.15.0-syzkaller #0 [ 1326.968494][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.968769][ T32] task:kworker/0:61 state:D stack:0 pid:3418 tgid:3418 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.968872][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.968914][ T32] Call trace: [ 1326.968945][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1326.968989][ T32] r10:829189c0 r9:dfd7dd84 r8:00000002 r7:60000113 r6:dfd7dd8c r5:8483b000 [ 1326.969010][ T32] r4:8483b000 [ 1326.969029][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1326.969107][ T32] r5:8483b000 r4:829189bc [ 1326.969145][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.969187][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.969232][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfd7de08 [ 1326.969281][ T32] r4:00000000 [ 1326.969304][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1326.969367][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1326.969408][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1326.969448][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857faf40 [ 1326.969468][ T32] r4:00000000 [ 1326.969486][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1326.969525][ T32] r9:83018005 r8:8483b000 r7:00000000 r6:83018000 r5:00001000 r4:7f09f000 [ 1326.969547][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1326.969583][ T32] r5:00001000 r4:dfb0b000 [ 1326.969602][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1326.969638][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.969704][ T32] r5:8553878c r4:85538400 [ 1326.969727][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1326.969770][ T32] r7:dddced40 r6:83018000 r5:8553878c r4:847cd100 [ 1326.969790][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1326.969850][ T32] r10:61c88647 r9:8483b000 r8:847cd12c r7:82804d40 r6:dddced40 r5:dddced60 [ 1326.969954][ T32] r4:847cd100 [ 1326.969976][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1326.970020][ T32] r10:00000000 r9:847cd100 r8:8027ecf4 r7:dfd41e60 r6:847cd180 r5:8483b000 [ 1326.970041][ T32] r4:00000001 [ 1326.970088][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.970129][ T32] Exception stack(0xdfd7dfb0 to 0xdfd7dff8) [ 1326.970155][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1326.970182][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.970208][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.970236][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1326.970257][ T32] r4:84516b80 [ 1326.994642][ T32] INFO: task kworker/0:61:3418 is blocked on a mutex likely owned by task kworker/0:313:3955. [ 1326.994777][ T32] task:kworker/0:313 state:R running task stack:0 pid:3955 tgid:3955 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.994907][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.995182][ T32] Call trace: [ 1326.995249][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1326.995311][ T32] r10:8280c9b4 r9:84b7b000 r8:80200be4 r7:e08c5d54 r6:ffffffff r5:84b7b000 [ 1326.995362][ T32] r4:00000000 [ 1326.995395][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.995474][ T32] Exception stack(0xe08c5d20 to 0xe08c5d68) [ 1326.995522][ T32] 5d20: ca6e3000 e0675000 00000001 80239b98 7f321000 00000001 82ac11c4 82ac05a0 [ 1326.995571][ T32] 5d40: 7f321000 e0675000 8280c9b4 e08c5d9c e08c5da0 e08c5d70 80230ad4 80239bb0 [ 1326.995597][ T32] 5d60: 80050013 ffffffff [ 1326.995622][ T32] r5:80050013 r4:80239bb0 [ 1326.995645][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1326.995693][ T32] r4:82ac11e4 [ 1326.995728][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) ** 1 printk messages dropped ** [ 1326.995854][ T32] r4:e08c5dc0 ** 2 printk messages dropped ** [ 1326.995947][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1326.996221][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1326.996608][ T32] r10:00000000 r9:84b0bc00 r8:8027ecf4 r7:e08b1e60 r6:85024400 r5:84b7b000 ** 7 printk messages dropped ** [ 1326.996962][ T32] r4:850d9680 ** 2 printk messages dropped ** [ 1326.997087][ T32] Not tainted 6.15.0-syzkaller #0 ** 4 printk messages dropped ** [ 1326.997398][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) ** 3 printk messages dropped ** [ 1326.997730][ T32] r5:8483bc00 r4:829189bc [ 1326.997807][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 4 printk messages dropped ** [ 1326.997989][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1326.998025][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1326.998149][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85879ec0 [ 1326.998175][ T32] r4:00000000 [ 1326.998229][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1326.998290][ T32] r9:83018005 r8:8483bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f0b1000 [ 1326.998314][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1326.998359][ T32] r5:00001000 r4:eca01000 [ 1326.998378][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1326.998417][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.998455][ T32] r5:8583738c r4:85837000 [ 1326.998552][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1326.998599][ T32] r7:dddced40 r6:83018000 r5:8583738c r4:847cd200 [ 1326.998641][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1326.998689][ T32] r10:61c88647 r9:8483bc00 r8:847cd22c r7:82804d40 r6:dddced40 r5:dddced60 [ 1326.998711][ T32] r4:847cd200 [ 1326.998729][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1326.998788][ T32] r10:00000000 r9:847cd200 r8:8027ecf4 r7:dfd7de60 r6:847cd280 r5:8483bc00 [ 1326.998842][ T32] r4:00000001 [ 1326.998889][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.998926][ T32] Exception stack(0xdfd89fb0 to 0xdfd89ff8) [ 1326.998952][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1326.998979][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.999059][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.999154][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1326.999192][ T32] r4:84516b80 [ 1326.999658][ T32] INFO: task kworker/0:62:3419 is blocked on a mutex likely owned by task kworker/0:313:3955. [ 1326.999721][ T32] task:kworker/0:313 state:R running task stack:0 pid:3955 tgid:3955 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.999855][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.999902][ T32] Call trace: [ 1326.999982][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1327.000035][ T32] r10:8280c9b4 r9:84b7b000 r8:80200be4 r7:e08c5d54 r6:ffffffff r5:84b7b000 [ 1327.000087][ T32] r4:00000000 [ 1327.000141][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.000188][ T32] Exception stack(0xe08c5d20 to 0xe08c5d68) [ 1327.000219][ T32] 5d20: ca6e3000 e0675000 00000001 80239b98 7f321000 00000001 82ac11c4 82ac05a0 [ 1327.000247][ T32] 5d40: 7f321000 e0675000 8280c9b4 e08c5d9c e08c5da0 e08c5d70 80230ad4 80239bb0 [ 1327.000405][ T32] 5d60: 80050013 ffffffff [ 1327.000433][ T32] r5:80050013 r4:80239bb0 [ 1327.000453][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1327.000653][ T32] r4:82ac11e4 [ 1327.008464][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) ** 6 printk messages dropped ** [ 1327.009152][ T32] r9:83018005 r8:84b7b000 r7:00000000 r6:83018000 r5:00001000 r4:7f099000 ** 7 printk messages dropped ** [ 1327.009513][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1327.009887][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1327.010418][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1327.024885][ T32] r5:84838000 r4:829189bc [ 1327.024935][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1327.025202][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1327.025431][ T32] r9:83018005 r8:84838000 r7:00000000 r6:83018000 r5:00001000 r4:7f0b3000 ** 8 printk messages dropped ** [ 1327.025900][ T32] r10:61c88647 r9:84838000 r8:847cd32c r7:82804d40 r6:dddced40 r5:dddced60 ** 7 printk messages dropped ** [ 1327.026227][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1327.027204][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1327.027420][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) ** 10 printk messages dropped ** [ 1327.028074][ T32] r5:00001000 r4:e06bd000 ** 2 printk messages dropped ** [ 1327.028378][ T32] r5:85073b8c r4:85073800 [ 1327.028482][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1327.028574][ T32] r7:dddced40 r6:83018000 r5:85073b8c r4:84b0bc00 [ 1327.028774][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1327.029122][ T32] r10:61c88647 r9:84b7b000 r8:84b0bc2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1327.029175][ T32] r4:84b0bc00 [ 1327.029199][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1327.029373][ T32] r10:00000000 r9:84b0bc00 r8:8027ecf4 r7:e08b1e60 r6:85024400 r5:84b7b000 [ 1327.029402][ T32] r4:00000001 [ 1327.029424][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.029459][ T32] Exception stack(0xe08c5fb0 to 0xe08c5ff8) [ 1327.029745][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1327.029862][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.030086][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.030203][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1327.030416][ T32] r4:850d9680 [ 1327.030500][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.030633][ T32] INFO: task kworker/0:64:3425 blocked for more than 453 seconds. [ 1327.044967][ T32] Not tainted 6.15.0-syzkaller #0 [ 1327.045020][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.045045][ T32] task:kworker/0:64 state:D stack:0 pid:3425 tgid:3425 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.045136][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.045284][ T32] Call trace: [ 1327.045322][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1327.045382][ T32] r10:829189c0 r9:dfdc5d84 r8:00000002 r7:60000113 r6:dfdc5d8c r5:8483c800 [ 1327.045435][ T32] r4:8483c800 [ 1327.045472][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1327.045519][ T32] r5:8483c800 r4:829189bc [ 1327.045551][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.045625][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.045702][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfdc5e08 [ 1327.045778][ T32] r4:00000000 [ 1327.045826][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1327.045894][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1327.045938][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1327.045980][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:858794c0 [ 1327.046002][ T32] r4:00000000 [ 1327.046021][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1327.046062][ T32] r9:83018005 r8:8483c800 r7:00000000 r6:83018000 r5:00001000 r4:7f0b5000 [ 1327.046092][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1327.046134][ T32] r5:00001000 r4:eca61000 ** 2 printk messages dropped ** [ 1327.046229][ T32] r5:85837b8c r4:85837800 ** 4 printk messages dropped ** [ 1327.046378][ T32] r4:847cd400 [ 1327.046398][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1327.046467][ T32] r10:00000000 r9:847cd400 r8:8027ecf4 r7:dfd7de60 r6:847cd480 r5:8483c800 [ 1327.046494][ T32] r4:00000001 [ 1327.046514][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.046624][ T32] Exception stack(0xdfdc5fb0 to 0xdfdc5ff8) [ 1327.046657][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1327.046685][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.046737][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.046769][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1327.046802][ T32] r4:847bb180 [ 1327.047359][ T32] INFO: task kworker/0:64:3425 is blocked on a mutex likely owned by task kworker/0:313:3955. [ 1327.047454][ T32] task:kworker/0:313 state:R running task stack:0 pid:3955 tgid:3955 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.047539][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.047584][ T32] Call trace: [ 1327.047647][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1327.047712][ T32] r10:8280c9b4 r9:84b7b000 r8:80200be4 r7:e08c5d54 r6:ffffffff r5:84b7b000 [ 1327.047740][ T32] r4:00000000 [ 1327.047784][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.047829][ T32] Exception stack(0xe08c5d20 to 0xe08c5d68) [ 1327.047910][ T32] 5d20: caab2000 e0675000 00000001 80239b98 7f321000 00000001 82ac11c4 82ac05a0 [ 1327.047944][ T32] 5d40: 7f321000 e0675000 8280c9b4 e08c5d9c e08c5da0 e08c5d70 80230ad4 80239bb0 [ 1327.047967][ T32] 5d60: 80050013 ffffffff [ 1327.048014][ T32] r5:80050013 r4:80239bb0 [ 1327.048041][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1327.048094][ T32] r4:82ac11e4 [ 1327.048143][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.048189][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08c5dc0 r5:e08c5e08 [ 1327.048236][ T32] r4:e08c5dc0 [ 1327.048260][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1327.048326][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9900 [ 1327.048352][ T32] r4:00000000 [ 1327.048371][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1327.048415][ T32] r9:83018005 r8:84b7b000 r7:00000000 r6:83018000 r5:00001000 r4:7f099000 [ 1327.048435][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1327.048474][ T32] r5:00001000 r4:e06bd000 [ 1327.048521][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1327.048565][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.048604][ T32] r5:85073b8c r4:85073800 [ 1327.048622][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1327.048676][ T32] r7:dddced40 r6:83018000 r5:85073b8c r4:84b0bc00 [ 1327.048727][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1327.048776][ T32] r10:61c88647 r9:84b7b000 r8:84b0bc2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1327.048818][ T32] r4:84b0bc00 [ 1327.048840][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1327.048910][ T32] r10:00000000 r9:84b0bc00 r8:8027ecf4 r7:e08b1e60 r6:85024400 r5:84b7b000 [ 1327.048940][ T32] r4:00000001 [ 1327.048960][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.048995][ T32] Exception stack(0xe08c5fb0 to 0xe08c5ff8) ** 2 printk messages dropped ** [ 1327.049072][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1327.049412][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1327.049800][ T32] r5:8483d400 r4:829189bc [ 1327.049819][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.049858][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1327.050219][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) ** 1 printk messages dropped ** [ 1327.050275][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1327.050314][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.050352][ T32] r5:85837f8c r4:85837c00 [ 1327.050373][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1327.050414][ T32] r7:dddced40 r6:83018000 r5:85837f8c r4:847cd500 [ 1327.050434][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1327.050498][ T32] r10:61c88647 r9:8483d400 r8:847cd52c r7:82804d40 r6:dddced40 r5:dddced60 [ 1327.068482][ T32] r4:847cd500 [ 1327.068586][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1327.068670][ T32] r10:00000000 r9:847cd500 r8:8027ecf4 r7:dfd7de60 r6:847cd580 r5:8483d400 [ 1327.068694][ T32] r4:00000001 [ 1327.068714][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.068752][ T32] Exception stack(0xdfd49fb0 to 0xdfd49ff8) [ 1327.068808][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1327.068840][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.068941][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.068974][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1327.069045][ T32] r4:847bb2c0 [ 1327.069581][ T32] INFO: task kworker/0:65:3426 is blocked on a mutex likely owned by task kworker/0:313:3955. [ 1327.069620][ T32] task:kworker/0:313 state:R running task stack:0 pid:3955 tgid:3955 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.069762][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.069811][ T32] Call trace: [ 1327.069879][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1327.069934][ T32] r10:8280c9b4 r9:84b7b000 r8:80200be4 r7:e08c5d54 r6:ffffffff r5:84b7b000 [ 1327.069968][ T32] r4:00000000 [ 1327.069992][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 4 printk messages dropped ** [ 1327.070295][ T32] r5:80050013 r4:80239bb0 ** 4 printk messages dropped ** [ 1327.070483][ T32] r4:e08c5dc0 ** 6 printk messages dropped ** [ 1327.076009][ T32] r5:00001000 r4:e06bd000 ** 4 printk messages dropped ** [ 1327.076233][ T32] r7:dddced40 r6:83018000 r5:85073b8c r4:84b0bc00 ** 8 printk messages dropped ** [ 1327.076508][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1327.076817][ T32] task:kworker/0:66 state:D stack:0 pid:3428 tgid:3428 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1327.077105][ T32] r5:8483e000 r4:829189bc [ 1327.077125][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1327.077272][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1327.077471][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1327.077744][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1327.078185][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1327.078344][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1327.079186][ T32] Call trace: ** 7 printk messages dropped ** [ 1327.079577][ T32] 5d60: 80050013 ffffffff ** 5 printk messages dropped ** [ 1327.079841][ T32] r4:e08c5dc0 ** 4 printk messages dropped ** [ 1327.080018][ T32] r9:83018005 r8:84b7b000 r7:00000000 r6:83018000 r5:00001000 r4:7f099000 ** 8 printk messages dropped ** [ 1327.080431][ T32] r10:61c88647 r9:84b7b000 r8:84b0bc2c r7:82804d40 r6:dddced40 r5:dddced60 ** 7 printk messages dropped ** [ 1327.094823][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 12 printk messages dropped ** [ 1327.095472][ T32] r4:8483ec00 ** 1 printk messages dropped ** [ 1327.095657][ T32] r5:8483ec00 r4:829189bc [ 1327.095682][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 4 printk messages dropped ** [ 1327.095965][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) ** 10 printk messages dropped ** [ 1327.096545][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1327.096719][ T32] r4:847cd700 [ 1327.096743][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1327.096789][ T32] r10:00000000 r9:847cd700 r8:8027ecf4 r7:dfd7de60 r6:847cd780 r5:8483ec00 [ 1327.096811][ T32] r4:00000001 [ 1327.096832][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.096868][ T32] Exception stack(0xdfe05fb0 to 0xdfe05ff8) [ 1327.096893][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1327.096922][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.096949][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.096993][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1327.097019][ T32] r4:847bb600 [ 1327.097558][ T32] INFO: task kworker/0:67:3431 is blocked on a mutex likely owned by task kworker/0:313:3955. [ 1327.097625][ T32] task:kworker/0:313 state:R running task stack:0 pid:3955 tgid:3955 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.097848][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.097894][ T32] Call trace: [ 1327.097925][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1327.098012][ T32] r10:8280c9b4 r9:84b7b000 r8:80200be4 r7:e08c5d54 r6:ffffffff r5:84b7b000 [ 1327.098042][ T32] r4:00000000 [ 1327.098061][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.098138][ T32] Exception stack(0xe08c5d20 to 0xe08c5d68) [ 1327.098179][ T32] 5d20: cb188000 e0675000 00000001 80239b98 7f321000 00000001 82ac11c4 82ac05a0 [ 1327.098206][ T32] 5d40: 7f321000 e0675000 8280c9b4 e08c5d9c e08c5da0 e08c5d70 80230ad4 80239bb0 [ 1327.098231][ T32] 5d60: 80050013 ffffffff [ 1327.098278][ T32] r5:80050013 r4:80239bb0 [ 1327.098303][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1327.098351][ T32] r4:82ac11e4 [ 1327.098371][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.098415][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08c5dc0 r5:e08c5e08 [ 1327.098450][ T32] r4:e08c5dc0 [ 1327.098473][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1327.098514][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9900 [ 1327.098535][ T32] r4:00000000 [ 1327.098554][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1327.098669][ T32] r9:83018005 r8:84b7b000 r7:00000000 r6:83018000 r5:00001000 r4:7f099000 [ 1327.098694][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1327.098761][ T32] r5:00001000 r4:e06bd000 [ 1327.098836][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1327.098905][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.098976][ T32] r5:85073b8c r4:85073800 [ 1327.099004][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1327.099049][ T32] r7:dddced40 r6:83018000 r5:85073b8c r4:84b0bc00 [ 1327.099069][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1327.099174][ T32] r10:61c88647 r9:84b7b000 r8:84b0bc2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1327.099205][ T32] r4:84b0bc00 [ 1327.099252][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1327.099302][ T32] r10:00000000 r9:84b0bc00 r8:8027ecf4 r7:e08b1e60 r6:85024400 r5:84b7b000 [ 1327.099325][ T32] r4:00000001 [ 1327.099391][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.099431][ T32] Exception stack(0xe08c5fb0 to 0xe08c5ff8) [ 1327.099456][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1327.099485][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.099586][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.099618][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 5 printk messages dropped ** [ 1327.099876][ T32] task:kworker/0:68 state:D stack:0 pid:3433 tgid:3433 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1327.100232][ T32] r5:84839800 r4:829189bc [ 1327.100275][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 1 printk messages dropped ** [ 1327.100369][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfe1de08 ** 8 printk messages dropped ** [ 1327.116570][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 1327.116951][ T32] r4:847cd800 ** 5 printk messages dropped ** [ 1327.117257][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1327.118471][ T32] Call trace: ** 6 printk messages dropped ** [ 1327.118896][ T32] 5d40: 7f321000 e0675000 8280c9b4 e08c5d9c e08c5da0 e08c5d70 80230ad4 80239bb0 ** 8 printk messages dropped ** [ 1327.119297][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9900 ** 7 printk messages dropped ** [ 1327.119772][ T32] r5:85073b8c r4:85073800 ** 4 printk messages dropped ** [ 1327.120145][ T32] r4:84b0bc00 ** 1 printk messages dropped ** [ 1327.120244][ T32] r10:00000000 r9:84b0bc00 r8:8027ecf4 r7:e08b1e60 r6:85024400 r5:84b7b000 [ 1327.120267][ T32] r4:00000001 [ 1327.120286][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.120331][ T32] Exception stack(0xe08c5fb0 to 0xe08c5ff8) [ 1327.120394][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1327.120480][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.120542][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.133543][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1327.133651][ T32] r4:850d9680 [ 1327.133686][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.133744][ T32] INFO: task kworker/0:69:3435 blocked for more than 453 seconds. [ 1327.133784][ T32] Not tainted 6.15.0-syzkaller #0 [ 1327.133812][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.133856][ T32] task:kworker/0:69 state:D stack:0 pid:3435 tgid:3435 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.133992][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.134100][ T32] Call trace: [ 1327.134161][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1327.134246][ T32] r10:829189c0 r9:dfe39d84 r8:00000002 r7:60000013 r6:dfe39d8c r5:84918000 [ 1327.134273][ T32] r4:84918000 [ 1327.134313][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1327.134358][ T32] r5:84918000 r4:829189bc [ 1327.134378][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.134418][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.134462][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfe39e08 [ 1327.134504][ T32] r4:00000000 [ 1327.134547][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1327.134588][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1327.134627][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1327.134670][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85880380 [ 1327.134692][ T32] r4:00000000 [ 1327.134711][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1327.134752][ T32] r9:83018005 r8:84918000 r7:00000000 r6:83018000 r5:00001000 r4:7f0bf000 [ 1327.134870][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1327.134978][ T32] r5:00001000 r4:eb23b000 [ 1327.135009][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1327.135069][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.135147][ T32] r5:8553938c r4:85539000 [ 1327.135170][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1327.135244][ T32] r7:dddced40 r6:83018000 r5:8553938c r4:847cd980 [ 1327.135289][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1327.135343][ T32] r10:61c88647 r9:84918000 r8:847cd9ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1327.135367][ T32] r4:847cd980 [ 1327.135390][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1327.135463][ T32] r10:00000000 r9:847cd980 r8:8027ecf4 r7:dfe05e60 r6:847cda00 r5:84918000 [ 1327.135492][ T32] r4:00000001 [ 1327.135513][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.135562][ T32] Exception stack(0xdfe39fb0 to 0xdfe39ff8) [ 1327.135605][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1327.135639][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.135669][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.135700][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1327.135733][ T32] r4:847bb880 [ 1327.136294][ T32] INFO: task kworker/0:69:3435 is blocked on a mutex likely owned by task kworker/0:313:3955. [ 1327.136334][ T32] task:kworker/0:313 state:R running task stack:0 pid:3955 tgid:3955 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.136417][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.136474][ T32] Call trace: [ 1327.136508][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1327.136575][ T32] r10:8280c9b4 r9:84b7b000 r8:80200be4 r7:e08c5d54 r6:ffffffff r5:84b7b000 [ 1327.136602][ T32] r4:00000000 [ 1327.136634][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.136698][ T32] Exception stack(0xe08c5d20 to 0xe08c5d68) [ 1327.136753][ T32] 5d20: cb704000 e0675000 00000001 80239b98 7f321000 00000001 82ac11c4 82ac05a0 [ 1327.136786][ T32] 5d40: 7f321000 e0675000 8280c9b4 e08c5d9c e08c5da0 e08c5d70 80230ad4 80239bb0 [ 1327.136810][ T32] 5d60: 80050013 ffffffff [ 1327.136833][ T32] r5:80050013 r4:80239bb0 [ 1327.136862][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1327.136908][ T32] r4:82ac11e4 [ 1327.136928][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.136969][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08c5dc0 r5:e08c5e08 [ 1327.137012][ T32] r4:e08c5dc0 [ 1327.137045][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1327.137131][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9900 [ 1327.137157][ T32] r4:00000000 [ 1327.137206][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1327.137274][ T32] r9:83018005 r8:84b7b000 r7:00000000 r6:83018000 r5:00001000 r4:7f099000 [ 1327.137300][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1327.137342][ T32] r5:00001000 r4:e06bd000 ** 1 printk messages dropped ** [ 1327.137415][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1327.137779][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1327.137951][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1327.138382][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.138428][ T32] Call trace: [ 1327.138458][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1327.138525][ T32] r10:829189c0 r9:e0769d84 r8:00000002 r7:60000113 r6:e0769d8c r5:84b76c00 [ 1327.138560][ T32] r4:84b76c00 [ 1327.138604][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1327.138648][ T32] r5:84b76c00 r4:829189bc [ 1327.138692][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.138753][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.138813][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0769e08 [ 1327.138837][ T32] r4:00000000 [ 1327.138857][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1327.138915][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1327.138956][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1327.139019][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bab6c0 [ 1327.139044][ T32] r4:00000000 [ 1327.139062][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1327.139109][ T32] r9:83018205 r8:84b76c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0c5000 [ 1327.139160][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1327.139203][ T32] r5:00001000 r4:e495b000 [ 1327.139225][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1327.139291][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.139362][ T32] r5:84ac5f8c r4:84ac5c00 [ 1327.139385][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1327.139451][ T32] r7:ddde2d40 r6:83018200 r5:84ac5f8c r4:84adcf00 [ 1327.139480][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1327.139539][ T32] r10:61c88647 r9:84b76c00 r8:84adcf2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1327.139583][ T32] r4:84adcf00 [ 1327.139605][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1327.139649][ T32] r10:00000000 r9:84adcf00 r8:8027ecf4 r7:e0561e60 r6:84adcf80 r5:84b76c00 [ 1327.139671][ T32] r4:00000001 [ 1327.139689][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.139742][ T32] Exception stack(0xe0769fb0 to 0xe0769ff8) [ 1327.139772][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1327.139799][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.139850][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.139890][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1327.139914][ T32] r4:85016680 ** 1 printk messages dropped ** [ 1327.140313][ T32] task:kworker/0:313 state:R running task stack:0 pid:3955 tgid:3955 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 15 printk messages dropped ** [ 1327.166144][ T32] r4:e08c5dc0 ** 4 printk messages dropped ** [ 1327.166340][ T32] r9:83018005 r8:84b7b000 r7:00000000 r6:83018000 r5:00001000 r4:7f099000 ** 9 printk messages dropped ** [ 1327.166739][ T32] r4:84b0bc00 ** 6 printk messages dropped ** [ 1327.166980][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1327.167477][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1327.167738][ T32] r5:84b79800 r4:829189bc [ 1327.167761][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 5 printk messages dropped ** [ 1327.168005][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) ** 7 printk messages dropped ** [ 1327.168305][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1327.168725][ T32] Exception stack(0xe079dfb0 to 0xe079dff8) ** 2 printk messages dropped ** [ 1327.168866][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1327.169808][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1327.169980][ T32] 5d40: 7f321000 e0675000 8280c9b4 e08c5d9c e08c5da0 e08c5d70 80230ad4 80239bb0 ** 6 printk messages dropped ** [ 1327.170248][ T32] r4:e08c5dc0 [ 1327.170271][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1327.170318][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9900 [ 1327.170340][ T32] r4:00000000 [ 1327.170373][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1327.170429][ T32] r9:83018005 r8:84b7b000 r7:00000000 r6:83018000 r5:00001000 r4:7f099000 [ 1327.170453][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1327.170539][ T32] r5:00001000 r4:e06bd000 [ 1327.179474][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1327.179612][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.179681][ T32] r5:85073b8c r4:85073800 [ 1327.179708][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1327.179754][ T32] r7:dddced40 r6:83018000 r5:85073b8c r4:84b0bc00 [ 1327.179778][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1327.179823][ T32] r10:61c88647 r9:84b7b000 r8:84b0bc2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1327.179874][ T32] r4:84b0bc00 [ 1327.179899][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1327.179946][ T32] r10:00000000 r9:84b0bc00 r8:8027ecf4 r7:e08b1e60 r6:85024400 r5:84b7b000 [ 1327.179968][ T32] r4:00000001 [ 1327.179987][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.180022][ T32] Exception stack(0xe08c5fb0 to 0xe08c5ff8) [ 1327.180071][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1327.180149][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.180180][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.180210][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1327.180257][ T32] r4:850d9680 [ 1327.180285][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.180389][ T32] INFO: task kworker/0:311:3952 blocked for more than 453 seconds. [ 1327.180429][ T32] Not tainted 6.15.0-syzkaller #0 [ 1327.180453][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.180489][ T32] task:kworker/0:311 state:D stack:0 pid:3952 tgid:3952 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.185197][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.185329][ T32] Call trace: [ 1327.185402][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1327.185464][ T32] r10:829189c0 r9:e08b1d84 r8:00000002 r7:60000113 r6:e08b1d8c r5:8486c800 [ 1327.185514][ T32] r4:8486c800 [ 1327.185558][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1327.185620][ T32] r5:8486c800 r4:829189bc [ 1327.185643][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.185686][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.185753][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e08b1e08 [ 1327.185780][ T32] r4:00000000 [ 1327.185799][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1327.185837][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1327.185876][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1327.185915][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a90f80 [ 1327.185937][ T32] r4:00000000 [ 1327.186042][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1327.186089][ T32] r9:83018005 r8:8486c800 r7:00000000 r6:83018000 r5:00001000 r4:7f041000 [ 1327.186123][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1327.186164][ T32] r5:00001000 r4:dfbf1000 [ 1327.186184][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1327.186221][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.186258][ T32] r5:8512678c r4:85126400 ** 3 printk messages dropped ** [ 1327.186468][ T32] r10:61c88647 r9:8486c800 r8:84b0baac r7:82804d40 r6:dddced40 r5:dddced60 ** 10 printk messages dropped ** [ 1327.186965][ T32] r4:850d94c0 ** 7 printk messages dropped ** [ 1327.188121][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 8 printk messages dropped ** [ 1327.188445][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08c5dc0 r5:e08c5e08 ** 7 printk messages dropped ** [ 1327.188748][ T32] r5:00001000 r4:e06bd000 ** 5 printk messages dropped ** [ 1327.189020][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) ** 11 printk messages dropped ** [ 1327.189513][ T32] r4:850d9680 ** 4 printk messages dropped ** [ 1327.189661][ T32] task:kworker/0:314 state:D stack:0 pid:3957 tgid:3957 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1327.189953][ T32] r5:84b7a400 r4:829189bc ** 1 printk messages dropped ** [ 1327.190059][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.190142][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e08cde08 [ 1327.190167][ T32] r4:00000000 [ 1327.190207][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1327.190268][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1327.190307][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1327.190347][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9a40 [ 1327.190370][ T32] r4:00000000 [ 1327.190388][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1327.190446][ T32] r9:83018005 r8:84b7a400 r7:00000000 r6:83018000 r5:00001000 r4:7f09b000 [ 1327.190502][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1327.190687][ T32] r5:00001000 r4:e06d3000 [ 1327.207706][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1327.207821][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.207866][ T32] r5:85073f8c r4:85073c00 [ 1327.207921][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1327.207974][ T32] r7:dddced40 r6:83018000 r5:85073f8c r4:84b0bc80 [ 1327.208017][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1327.208067][ T32] r10:61c88647 r9:84b7a400 r8:84b0bcac r7:82804d40 r6:dddced40 r5:dddced60 [ 1327.208114][ T32] r4:84b0bc80 [ 1327.208140][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1327.208185][ T32] r10:00000000 r9:84b0bc80 r8:8027ecf4 r7:e08b1e60 r6:85024480 r5:84b7a400 [ 1327.208207][ T32] r4:00000001 [ 1327.208225][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.208261][ T32] Exception stack(0xe08cdfb0 to 0xe08cdff8) [ 1327.208289][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1327.208316][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.208362][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.208395][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1327.208456][ T32] r4:850d97c0 [ 1327.209007][ T32] INFO: task kworker/0:314:3957 is blocked on a mutex likely owned by task kworker/0:313:3955. [ 1327.209053][ T32] task:kworker/0:313 state:R running task stack:0 pid:3955 tgid:3955 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.209179][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.209244][ T32] Call trace: [ 1327.209316][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1327.209368][ T32] r10:8280c9b4 r9:84b7b000 r8:80200be4 r7:e08c5d54 r6:ffffffff r5:84b7b000 [ 1327.209391][ T32] r4:00000000 [ 1327.209410][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.209462][ T32] Exception stack(0xe08c5d20 to 0xe08c5d68) [ 1327.209515][ T32] 5d20: cc290000 e0675000 00000001 80239b98 7f321000 00000001 82ac11c4 82ac05a0 [ 1327.209567][ T32] 5d40: 7f321000 e0675000 8280c9b4 e08c5d9c e08c5da0 e08c5d70 80230ad4 80239bb0 [ 1327.209593][ T32] 5d60: 80050013 ffffffff [ 1327.209617][ T32] r5:80050013 r4:80239bb0 [ 1327.209663][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1327.209730][ T32] r4:82ac11e4 [ 1327.209755][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.209798][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08c5dc0 r5:e08c5e08 [ 1327.209839][ T32] r4:e08c5dc0 [ 1327.209864][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1327.209906][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9900 [ 1327.209927][ T32] r4:00000000 [ 1327.209946][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1327.210008][ T32] r9:83018005 r8:84b7b000 r7:00000000 r6:83018000 r5:00001000 r4:7f099000 [ 1327.210033][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1327.210075][ T32] r5:00001000 r4:e06bd000 [ 1327.210093][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1327.210161][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.210229][ T32] r5:85073b8c r4:85073800 [ 1327.210252][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1327.210297][ T32] r7:dddced40 r6:83018000 r5:85073b8c r4:84b0bc00 [ 1327.210318][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1327.210362][ T32] r10:61c88647 r9:84b7b000 r8:84b0bc2c r7:82804d40 r6:dddced40 r5:dddced60 ** 6 printk messages dropped ** [ 1327.220019][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 11 printk messages dropped ** [ 1327.221269][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) ** 3 printk messages dropped ** [ 1327.221473][ T32] r5:84b7bc00 r4:829189bc [ 1327.221507][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.221552][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.221598][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e08d9e08 [ 1327.221642][ T32] r4:00000000 [ 1327.221687][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1327.221730][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1327.221790][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1327.221835][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9b40 [ 1327.221857][ T32] r4:00000000 [ 1327.221876][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1327.221919][ T32] r9:83018005 r8:84b7bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f09d000 [ 1327.221961][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1327.222007][ T32] r5:00001000 r4:e06eb000 [ 1327.222047][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1327.222090][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.222138][ T32] r5:8512438c r4:85124000 [ 1327.222158][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1327.222222][ T32] r7:dddced40 r6:83018000 r5:8512438c r4:84b0bd00 [ 1327.222247][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1327.222324][ T32] r10:61c88647 r9:84b7bc00 r8:84b0bd2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1327.222371][ T32] r4:84b0bd00 [ 1327.222393][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1327.222440][ T32] r10:00000000 r9:84b0bd00 r8:8027ecf4 r7:e08b1e60 r6:85024500 r5:84b7bc00 [ 1327.222461][ T32] r4:00000001 [ 1327.222494][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.222533][ T32] Exception stack(0xe08d9fb0 to 0xe08d9ff8) [ 1327.222560][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1327.222612][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.222641][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.222670][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1327.222691][ T32] r4:850d9a80 [ 1327.223275][ T32] INFO: task kworker/0:315:3960 is blocked on a mutex likely owned by task kworker/0:313:3955. [ 1327.223316][ T32] task:kworker/0:313 state:R running task stack:0 pid:3955 tgid:3955 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.223444][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.223539][ T32] Call trace: [ 1327.223612][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1327.223664][ T32] r10:8280c9b4 r9:84b7b000 r8:80200be4 r7:e08c5d54 r6:ffffffff r5:84b7b000 [ 1327.223687][ T32] r4:00000000 [ 1327.223719][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.223762][ T32] Exception stack(0xe08c5d20 to 0xe08c5d68) [ 1327.223791][ T32] 5d20: cc290000 e0675000 00000001 80239b98 7f321000 00000001 82ac11c4 82ac05a0 [ 1327.223819][ T32] 5d40: 7f321000 e0675000 8280c9b4 e08c5d9c e08c5da0 e08c5d70 80230ad4 80239bb0 [ 1327.223842][ T32] 5d60: 80050013 ffffffff [ 1327.223864][ T32] r5:80050013 r4:80239bb0 [ 1327.223925][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1327.223991][ T32] r4:82ac11e4 [ 1327.224015][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.224079][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08c5dc0 r5:e08c5e08 [ 1327.224111][ T32] r4:e08c5dc0 [ 1327.224157][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1327.224212][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9900 [ 1327.224238][ T32] r4:00000000 [ 1327.224256][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1327.224298][ T32] r9:83018005 r8:84b7b000 r7:00000000 r6:83018000 r5:00001000 r4:7f099000 [ 1327.224318][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1327.224357][ T32] r5:00001000 r4:e06bd000 [ 1327.224375][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1327.224421][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.224463][ T32] r5:85073b8c r4:85073800 [ 1327.224485][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1327.224525][ T32] r7:dddced40 r6:83018000 r5:85073b8c r4:84b0bc00 [ 1327.224545][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1327.224589][ T32] r10:61c88647 r9:84b7b000 r8:84b0bc2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1327.224610][ T32] r4:84b0bc00 [ 1327.224652][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1327.224700][ T32] r10:00000000 r9:84b0bc00 r8:8027ecf4 r7:e08b1e60 r6:85024400 r5:84b7b000 [ 1327.224723][ T32] r4:00000001 [ 1327.224741][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.224795][ T32] Exception stack(0xe08c5fb0 to 0xe08c5ff8) [ 1327.224824][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1327.224852][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.224890][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.224943][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1327.224968][ T32] r4:850d9680 [ 1327.224989][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.225016][ T32] INFO: task kworker/0:316:3962 blocked for more than 453 seconds. [ 1327.225068][ T32] Not tainted 6.15.0-syzkaller #0 [ 1327.225098][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 3 printk messages dropped ** [ 1327.225359][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) ** 3 printk messages dropped ** [ 1327.225534][ T32] r5:84b7c800 r4:829189bc [ 1327.225553][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 4 printk messages dropped ** [ 1327.225768][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1327.226135][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 6 printk messages dropped ** [ 1327.226420][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) ** 8 printk messages dropped ** [ 1327.226721][ T32] r4:850d9940 ** 3 printk messages dropped ** [ 1327.227335][ T32] Call trace: ** 6 printk messages dropped ** [ 1327.227640][ T32] 5d40: 7f321000 e0675000 8280c9b4 e08c5d9c e08c5da0 e08c5d70 80230ad4 80239bb0 ** 6 printk messages dropped ** [ 1327.227904][ T32] r4:e08c5dc0 ** 6 printk messages dropped ** [ 1327.228156][ T32] r5:00001000 r4:e06bd000 ** 4 printk messages dropped ** [ 1327.228309][ T32] r7:dddced40 r6:83018000 r5:85073b8c r4:84b0bc00 ** 8 printk messages dropped ** [ 1327.228709][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1327.228964][ T32] INFO: task kworker/0:317:3964 blocked for more than 453 seconds. ** 9 printk messages dropped ** [ 1327.229429][ T32] r5:84b80000 r4:829189bc [ 1327.229450][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 1 printk messages dropped ** [ 1327.229533][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e08e9e08 ** 7 printk messages dropped ** [ 1327.229829][ T32] r9:83018005 r8:84b80000 r7:00000000 r6:83018000 r5:00001000 r4:7f0a1000 ** 5 printk messages dropped ** [ 1327.230044][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) ** 11 printk messages dropped ** [ 1327.230402][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1327.255892][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1327.256158][ T32] r5:80050013 r4:80239bb0 ** 4 printk messages dropped ** [ 1327.256410][ T32] r4:e08c5dc0 ** 4 printk messages dropped ** [ 1327.256586][ T32] r9:83018005 r8:84b7b000 r7:00000000 r6:83018000 r5:00001000 r4:7f099000 ** 8 printk messages dropped ** [ 1327.256971][ T32] r10:61c88647 r9:84b7b000 r8:84b0bc2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1327.257018][ T32] r4:84b0bc00 [ 1327.257041][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1327.257086][ T32] r10:00000000 r9:84b0bc00 r8:8027ecf4 r7:e08b1e60 r6:85024400 r5:84b7b000 [ 1327.257114][ T32] r4:00000001 [ 1327.257134][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.257167][ T32] Exception stack(0xe08c5fb0 to 0xe08c5ff8) [ 1327.257193][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1327.257221][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.257246][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.257292][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1327.257318][ T32] r4:850d9680 [ 1327.257356][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.257425][ T32] INFO: task kworker/0:318:3966 blocked for more than 453 seconds. [ 1327.257464][ T32] Not tainted 6.15.0-syzkaller #0 [ 1327.257503][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.257530][ T32] task:kworker/0:318 state:D stack:0 pid:3966 tgid:3966 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.257574][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.257616][ T32] Call trace: [ 1327.257665][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1327.257733][ T32] r10:829189c0 r9:e08f9d84 r8:00000002 r7:60000113 r6:e08f9d8c r5:84b81800 [ 1327.257759][ T32] r4:84b81800 [ 1327.257779][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1327.257839][ T32] r5:84b81800 r4:829189bc [ 1327.257863][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.257905][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.257950][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e08f9e08 [ 1327.257991][ T32] r4:00000000 [ 1327.258013][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1327.258051][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1327.258088][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1327.258159][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9f40 [ 1327.258183][ T32] r4:00000000 [ 1327.258202][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1327.258242][ T32] r9:83018005 r8:84b81800 r7:00000000 r6:83018000 r5:00001000 r4:7f0a3000 [ 1327.258291][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1327.258343][ T32] r5:00001000 r4:e0881000 [ 1327.258416][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1327.258458][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.258495][ T32] r5:85124f8c r4:85124c00 [ 1327.258542][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1327.258609][ T32] r7:dddced40 r6:83018000 r5:85124f8c r4:84b0be80 [ 1327.258632][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1327.258733][ T32] r10:61c88647 r9:84b81800 r8:84b0beac r7:82804d40 r6:dddced40 r5:dddced60 [ 1327.258759][ T32] r4:84b0be80 [ 1327.258778][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1327.258820][ T32] r10:00000000 r9:84b0be80 r8:8027ecf4 r7:e08b1e60 r6:85024680 r5:84b81800 [ 1327.258842][ T32] r4:00000001 [ 1327.258880][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.258919][ T32] Exception stack(0xe08f9fb0 to 0xe08f9ff8) [ 1327.258944][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1327.259011][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.259062][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.259093][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1327.259165][ T32] r4:850d9c40 [ 1327.259578][ T32] INFO: task kworker/0:318:3966 is blocked on a mutex likely owned by task kworker/0:313:3955. [ 1327.259613][ T32] task:kworker/0:313 state:R running task stack:0 pid:3955 tgid:3955 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.259697][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.259741][ T32] Call trace: ** 3 printk messages dropped ** [ 1327.259936][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 9 printk messages dropped ** [ 1327.260344][ T32] r4:e08c5dc0 ** 6 printk messages dropped ** [ 1327.279395][ T32] r5:00001000 r4:e06bd000 ** 4 printk messages dropped ** [ 1327.279639][ T32] r7:dddced40 r6:83018000 r5:85073b8c r4:84b0bc00 ** 8 printk messages dropped ** [ 1327.280005][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1327.280277][ T32] task:kworker/0:319 state:D stack:0 pid:3968 tgid:3968 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1327.281229][ T32] r5:84b83000 r4:829189bc ** 2 printk messages dropped ** [ 1327.281340][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e492de08 ** 8 printk messages dropped ** [ 1327.281666][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) ** 7 printk messages dropped ** [ 1327.281997][ T32] r10:61c88647 r9:84b83000 r8:84b0bf2c r7:82804d40 r6:dddced40 r5:dddced60 ** 8 printk messages dropped ** [ 1327.282384][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1327.283389][ T32] r10:8280c9b4 r9:84b7b000 r8:80200be4 r7:e08c5d54 r6:ffffffff r5:84b7b000 ** 6 printk messages dropped ** [ 1327.283675][ T32] r5:80050013 r4:80239bb0 [ 1327.283719][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1327.283784][ T32] r4:82ac11e4 [ 1327.283807][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.283871][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08c5dc0 r5:e08c5e08 [ 1327.283896][ T32] r4:e08c5dc0 [ 1327.283935][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1327.284000][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9900 [ 1327.284025][ T32] r4:00000000 [ 1327.284043][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1327.284085][ T32] r9:83018005 r8:84b7b000 r7:00000000 r6:83018000 r5:00001000 r4:7f099000 [ 1327.284114][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1327.284160][ T32] r5:00001000 r4:e06bd000 [ 1327.284179][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1327.284250][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.284313][ T32] r5:85073b8c r4:85073800 [ 1327.284335][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1327.284398][ T32] r7:dddced40 r6:83018000 r5:85073b8c r4:84b0bc00 [ 1327.284421][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1327.284485][ T32] r10:61c88647 r9:84b7b000 r8:84b0bc2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1327.284511][ T32] r4:84b0bc00 [ 1327.284530][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1327.284573][ T32] r10:00000000 r9:84b0bc00 r8:8027ecf4 r7:e08b1e60 r6:85024400 r5:84b7b000 [ 1327.284595][ T32] r4:00000001 [ 1327.284636][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.284675][ T32] Exception stack(0xe08c5fb0 to 0xe08c5ff8) [ 1327.284709][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1327.284739][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.284785][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.284815][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1327.284838][ T32] r4:850d9680 [ 1327.284857][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.284884][ T32] INFO: task kworker/0:320:3970 blocked for more than 453 seconds. [ 1327.284936][ T32] Not tainted 6.15.0-syzkaller #0 [ 1327.284965][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.284985][ T32] task:kworker/0:320 state:D stack:0 pid:3970 tgid:3970 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.285029][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.285067][ T32] Call trace: [ 1327.285179][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1327.285234][ T32] r10:829189c0 r9:e493dd84 r8:00000002 r7:60000113 r6:e493dd8c r5:84b82400 [ 1327.285278][ T32] r4:84b82400 [ 1327.285321][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1327.285366][ T32] r5:84b82400 r4:829189bc [ 1327.285385][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.285424][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.285467][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e493de08 [ 1327.285529][ T32] r4:00000000 [ 1327.285555][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1327.285593][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1327.285629][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1327.285686][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9ec0 [ 1327.285712][ T32] r4:00000000 [ 1327.285752][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1327.285824][ T32] r9:83018005 r8:84b82400 r7:00000000 r6:83018000 r5:00001000 r4:7f0bd000 [ 1327.285868][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1327.285931][ T32] r5:00001000 r4:e492f000 [ 1327.285973][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1327.286033][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.286075][ T32] r5:8512578c r4:85125400 [ 1327.286096][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1327.286293][ T32] r10:00000000 r9:84b0bf80 r8:8027ecf4 r7:e08b1e60 r6:85024780 r5:84b82400 ** 5 printk messages dropped ** [ 1327.286518][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1327.287070][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1327.287294][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1327.287406][ T32] 5d40: 7f321000 e0675000 8280c9b4 e08c5d9c e08c5da0 e08c5d70 80230ad4 80239bb0 ** 3 printk messages dropped ** [ 1327.287558][ T32] r4:82ac11e4 ** 2 printk messages dropped ** [ 1327.287685][ T32] r4:e08c5dc0 [ 1327.287707][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) ** 3 printk messages dropped ** [ 1327.287855][ T32] r9:83018005 r8:84b7b000 r7:00000000 r6:83018000 r5:00001000 r4:7f099000 ** 3 printk messages dropped ** [ 1327.288035][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.288078][ T32] r5:85073b8c r4:85073800 [ 1327.288098][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1327.288194][ T32] r7:dddced40 r6:83018000 r5:85073b8c r4:84b0bc00 [ 1327.288219][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1327.288288][ T32] r10:61c88647 r9:84b7b000 r8:84b0bc2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1327.288335][ T32] r4:84b0bc00 [ 1327.288378][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1327.288428][ T32] r10:00000000 r9:84b0bc00 r8:8027ecf4 r7:e08b1e60 r6:85024400 r5:84b7b000 [ 1327.288450][ T32] r4:00000001 [ 1327.288491][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.288549][ T32] Exception stack(0xe08c5fb0 to 0xe08c5ff8) [ 1327.288578][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1327.288626][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.288655][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.288684][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1327.288705][ T32] r4:850d9680 [ 1327.288725][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.288751][ T32] INFO: task kworker/0:321:3971 blocked for more than 453 seconds. [ 1327.288780][ T32] Not tainted 6.15.0-syzkaller #0 [ 1327.288804][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.288825][ T32] task:kworker/0:321 state:D stack:0 pid:3971 tgid:3971 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.288869][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.288935][ T32] Call trace: [ 1327.288966][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1327.289033][ T32] r10:829189c0 r9:e4949d84 r8:00000002 r7:60000113 r6:e4949d8c r5:84b83c00 [ 1327.289059][ T32] r4:84b83c00 [ 1327.289078][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1327.289132][ T32] r5:84b83c00 r4:829189bc [ 1327.289184][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.289248][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.289315][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e4949e08 [ 1327.289343][ T32] r4:00000000 [ 1327.289363][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1327.289401][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1327.289436][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1327.289498][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a90140 [ 1327.289523][ T32] r4:00000000 [ 1327.289542][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1327.289581][ T32] r9:83018005 r8:84b83c00 r7:00000000 r6:83018000 r5:00001000 r4:7f0bf000 [ 1327.289603][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1327.289660][ T32] r5:00001000 r4:e493f000 [ 1327.289703][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1327.289763][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.289824][ T32] r5:85125b8c r4:85125800 [ 1327.289867][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1327.289912][ T32] r7:dddced40 r6:83018000 r5:85125b8c r4:84a84000 [ 1327.289932][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1327.289995][ T32] r10:61c88647 r9:84b83c00 r8:84a8402c r7:82804d40 r6:dddced40 r5:dddced60 [ 1327.290020][ T32] r4:84a84000 [ 1327.290058][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1327.290131][ T32] r10:00000000 r9:84a84000 r8:8027ecf4 r7:e08b1e60 r6:85024800 r5:84b83c00 [ 1327.290178][ T32] r4:00000001 [ 1327.290200][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.290236][ T32] Exception stack(0xe4949fb0 to 0xe4949ff8) [ 1327.290261][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1327.290288][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.290313][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.290340][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1327.290362][ T32] r4:84a90080 [ 1327.323971][ T32] INFO: task kworker/0:321:3971 is blocked on a mutex likely owned by task kworker/0:313:3955. [ 1327.324081][ T32] task:kworker/0:313 state:R running task stack:0 pid:3955 tgid:3955 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.324197][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.324282][ T32] Call trace: ** 1 printk messages dropped ** [ 1327.324430][ T32] r10:8280c9b4 r9:84b7b000 r8:80200be4 r7:e08c5d54 r6:ffffffff r5:84b7b000 ** 4 printk messages dropped ** [ 1327.324602][ T32] 5d40: 7f321000 e0675000 8280c9b4 e08c5d9c e08c5da0 e08c5d70 80230ad4 80239bb0 ** 4 printk messages dropped ** [ 1327.324787][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) ** 4 printk messages dropped ** [ 1327.324942][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1327.325058][ T32] r9:83018005 r8:84b7b000 r7:00000000 r6:83018000 r5:00001000 r4:7f099000 ** 7 printk messages dropped ** [ 1327.325374][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) ** 7 printk messages dropped ** [ 1327.325626][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1327.325847][ T32] Not tainted 6.15.0-syzkaller #0 ** 4 printk messages dropped ** [ 1327.326039][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) ** 3 printk messages dropped ** [ 1327.326182][ T32] r5:84b84800 r4:829189bc [ 1327.326204][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1327.326308][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1327.326397][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) ** 6 printk messages dropped ** [ 1327.326620][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) ** 5 printk messages dropped ** [ 1327.326816][ T32] r10:61c88647 r9:84b84800 r8:84a840ac r7:82804d40 r6:dddced40 r5:dddced60 ** 6 printk messages dropped ** [ 1327.327032][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1327.327660][ T32] task:kworker/0:313 state:R running task stack:0 pid:3955 tgid:3955 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 1327.328141][ T32] r5:80050013 r4:80239bb0 [ 1327.328171][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1327.328217][ T32] r4:82ac11e4 [ 1327.328237][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.328302][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08c5dc0 r5:e08c5e08 [ 1327.328335][ T32] r4:e08c5dc0 [ 1327.328359][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1327.328421][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9900 [ 1327.328465][ T32] r4:00000000 [ 1327.328507][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1327.328576][ T32] r9:83018005 r8:84b7b000 r7:00000000 r6:83018000 r5:00001000 r4:7f099000 [ 1327.328625][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1327.328702][ T32] r5:00001000 r4:e06bd000 [ 1327.328726][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1327.328797][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.328840][ T32] r5:85073b8c r4:85073800 [ 1327.328859][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1327.328901][ T32] r7:dddced40 r6:83018000 r5:85073b8c r4:84b0bc00 [ 1327.328940][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1327.328988][ T32] r10:61c88647 r9:84b7b000 r8:84b0bc2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1327.329010][ T32] r4:84b0bc00 [ 1327.329028][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1327.329082][ T32] r10:00000000 r9:84b0bc00 r8:8027ecf4 r7:e08b1e60 r6:85024400 r5:84b7b000 [ 1327.329114][ T32] r4:00000001 [ 1327.329154][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.329210][ T32] Exception stack(0xe08c5fb0 to 0xe08c5ff8) [ 1327.329239][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1327.329266][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.329291][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.329318][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1327.329339][ T32] r4:850d9680 [ 1327.329362][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.329402][ T32] INFO: task kworker/1:105:3977 blocked for more than 453 seconds. [ 1327.329442][ T32] Not tainted 6.15.0-syzkaller #0 [ 1327.329469][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.329507][ T32] task:kworker/1:105 state:D stack:0 pid:3977 tgid:3977 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.329577][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.329648][ T32] Call trace: [ 1327.329684][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1327.329753][ T32] r10:829189c0 r9:e4939d84 r8:00000002 r7:60000113 r6:e4939d8c r5:84b85400 [ 1327.329778][ T32] r4:84b85400 [ 1327.329796][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1327.329834][ T32] r5:84b85400 r4:829189bc [ 1327.329873][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.329916][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.329981][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e4939e08 [ 1327.330027][ T32] r4:00000000 [ 1327.330059][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1327.330101][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1327.330164][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1327.330211][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bab540 [ 1327.330251][ T32] r4:00000000 [ 1327.330276][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1327.330316][ T32] r9:83018205 r8:84b85400 r7:00000000 r6:83018200 r5:00001000 r4:7f0c7000 [ 1327.330336][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1327.330374][ T32] r5:00001000 r4:e4967000 [ 1327.330392][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1327.330453][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.330534][ T32] r5:84ac638c r4:84ac6000 [ 1327.339111][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1327.339276][ T32] r7:ddde2d40 r6:83018200 r5:84ac638c r4:85024880 [ 1327.339303][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1327.339350][ T32] r10:61c88647 r9:84b85400 r8:850248ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1327.339382][ T32] r4:85024880 [ 1327.339405][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1327.339453][ T32] r10:00000000 r9:85024880 r8:8027ecf4 r7:e0769e60 r6:85024980 r5:84b85400 [ 1327.339475][ T32] r4:00000001 [ 1327.339494][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.339530][ T32] Exception stack(0xe4939fb0 to 0xe4939ff8) [ 1327.339560][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1327.339590][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.339617][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.339647][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1327.339669][ T32] r4:84babec0 [ 1327.340248][ T32] INFO: task kworker/1:105:3977 is blocked on a mutex likely owned by task kworker/0:313:3955. [ 1327.340297][ T32] task:kworker/0:313 state:R running task stack:0 pid:3955 tgid:3955 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.340417][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.340470][ T32] Call trace: [ 1327.340545][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1327.353959][ T32] r10:8280c9b4 r9:84b7b000 r8:80200be4 r7:e08c5d54 r6:ffffffff r5:84b7b000 [ 1327.354022][ T32] r4:00000000 [ 1327.354069][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.354150][ T32] Exception stack(0xe08c5d20 to 0xe08c5d68) [ 1327.354207][ T32] 5d20: cdb60000 e0675000 00000001 80239b98 7f321000 00000001 82ac11c4 82ac05a0 [ 1327.354249][ T32] 5d40: 7f321000 e0675000 8280c9b4 e08c5d9c e08c5da0 e08c5d70 80230ad4 80239bb0 [ 1327.354276][ T32] 5d60: 80050013 ffffffff [ 1327.354320][ T32] r5:80050013 r4:80239bb0 [ 1327.354369][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1327.354455][ T32] r4:82ac11e4 [ 1327.354478][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.354521][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08c5dc0 r5:e08c5e08 [ 1327.354542][ T32] r4:e08c5dc0 [ 1327.354562][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) ** 3 printk messages dropped ** [ 1327.354726][ T32] r9:83018005 r8:84b7b000 r7:00000000 r6:83018000 r5:00001000 r4:7f099000 ** 7 printk messages dropped ** [ 1327.355098][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) ** 4 printk messages dropped ** [ 1327.355370][ T32] r4:00000001 ** 2 printk messages dropped ** [ 1327.355474][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1327.355694][ T32] INFO: task kworker/1:106:3979 blocked for more than 453 seconds. ** 5 printk messages dropped ** [ 1327.355994][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) ** 3 printk messages dropped ** [ 1327.356184][ T32] r5:850b8000 r4:829189bc [ 1327.356203][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 1 printk messages dropped ** [ 1327.356286][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e8985e08 [ 1327.356308][ T32] r4:00000000 [ 1327.356326][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1327.356362][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1327.356397][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1327.356481][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bab300 [ 1327.356562][ T32] r4:00000000 [ 1327.356595][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1327.356640][ T32] r9:83018205 r8:850b8000 r7:00000000 r6:83018200 r5:00001000 r4:7f0c9000 [ 1327.356691][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1327.356732][ T32] r5:00001000 r4:e4973000 [ 1327.356751][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1327.356810][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.356851][ T32] r5:84ac678c r4:84ac6400 [ 1327.356870][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1327.356911][ T32] r7:ddde2d40 r6:83018200 r5:84ac678c r4:85024a00 [ 1327.356976][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1327.357045][ T32] r10:61c88647 r9:850b8000 r8:85024a2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1327.357070][ T32] r4:85024a00 [ 1327.357089][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1327.357153][ T32] r10:00000000 r9:85024a00 r8:8027ecf4 r7:e4939e60 r6:84a84100 r5:850b8000 [ 1327.357179][ T32] r4:00000001 [ 1327.357198][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.357266][ T32] Exception stack(0xe8985fb0 to 0xe8985ff8) [ 1327.357317][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1327.357384][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.357421][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.357452][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1327.357477][ T32] r4:84bab400 [ 1327.358045][ T32] INFO: task kworker/1:106:3979 is blocked on a mutex likely owned by task kworker/0:313:3955. [ 1327.358119][ T32] task:kworker/0:313 state:R running task stack:0 pid:3955 tgid:3955 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.358195][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.358298][ T32] Call trace: [ 1327.358328][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1327.358378][ T32] r10:8280c9b4 r9:84b7b000 r8:80200be4 r7:e08c5d54 r6:ffffffff r5:84b7b000 [ 1327.358401][ T32] r4:00000000 [ 1327.358419][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.358477][ T32] Exception stack(0xe08c5d20 to 0xe08c5d68) [ 1327.358530][ T32] 5d20: cdb60000 e0675000 00000001 80239b98 7f321000 00000001 82ac11c4 82ac05a0 [ 1327.358563][ T32] 5d40: 7f321000 e0675000 8280c9b4 e08c5d9c e08c5da0 e08c5d70 80230ad4 80239bb0 [ 1327.358586][ T32] 5d60: 80050013 ffffffff [ 1327.358608][ T32] r5:80050013 r4:80239bb0 [ 1327.358629][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1327.358692][ T32] r4:82ac11e4 [ 1327.358737][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.358804][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08c5dc0 r5:e08c5e08 [ 1327.358829][ T32] r4:e08c5dc0 [ 1327.358848][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1327.358889][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9900 [ 1327.358919][ T32] r4:00000000 [ 1327.358941][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1327.358997][ T32] r9:83018005 r8:84b7b000 r7:00000000 r6:83018000 r5:00001000 r4:7f099000 [ 1327.359022][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1327.359064][ T32] r5:00001000 r4:e06bd000 [ 1327.359137][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1327.359207][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.359274][ T32] r5:85073b8c r4:85073800 [ 1327.359316][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1327.359365][ T32] r7:dddced40 r6:83018000 r5:85073b8c r4:84b0bc00 [ 1327.359385][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1327.359437][ T32] r10:61c88647 r9:84b7b000 r8:84b0bc2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1327.359484][ T32] r4:84b0bc00 [ 1327.359506][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1327.359571][ T32] r10:00000000 r9:84b0bc00 r8:8027ecf4 r7:e08b1e60 r6:85024400 r5:84b7b000 [ 1327.359597][ T32] r4:00000001 [ 1327.359631][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.359669][ T32] Exception stack(0xe08c5fb0 to 0xe08c5ff8) [ 1327.359695][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1327.359723][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.359748][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.359776][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1327.359807][ T32] r4:850d9680 [ 1327.359852][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.359881][ T32] INFO: task kworker/1:107:3981 blocked for more than 453 seconds. [ 1327.359925][ T32] Not tainted 6.15.0-syzkaller #0 ** 1 printk messages dropped ** [ 1327.359970][ T32] task:kworker/1:107 state:D stack:0 pid:3981 tgid:3981 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1327.360387][ T32] r5:850b8c00 r4:829189bc [ 1327.360420][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.360472][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) ** 1 printk messages dropped ** [ 1327.372491][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1327.372680][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) ** 6 printk messages dropped ** [ 1327.373004][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1327.373200][ T32] r7:ddde2d40 r6:83018200 r5:84ac6f8c r4:85024a80 ** 2 printk messages dropped ** [ 1327.373340][ T32] r4:85024a80 ** 1 printk messages dropped ** [ 1327.373412][ T32] r10:00000000 r9:85024a80 r8:8027ecf4 r7:e8985e60 r6:84a84180 r5:850b8c00 ** 5 printk messages dropped ** [ 1327.373685][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 1 printk messages dropped ** [ 1327.373758][ T32] r4:84bab400 [ 1327.374298][ T32] INFO: task kworker/1:107:3981 is blocked on a mutex likely owned by task kworker/0:313:3955. [ 1327.374368][ T32] task:kworker/0:313 state:R running task stack:0 pid:3955 tgid:3955 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.374442][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.374489][ T32] Call trace: [ 1327.374520][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1327.374570][ T32] r10:8280c9b4 r9:84b7b000 r8:80200be4 r7:e08c5d54 r6:ffffffff r5:84b7b000 [ 1327.374593][ T32] r4:00000000 [ 1327.374611][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.374650][ T32] Exception stack(0xe08c5d20 to 0xe08c5d68) [ 1327.374699][ T32] 5d20: cdc30000 e0675000 00000001 80239b98 7f321000 00000001 82ac11c4 82ac05a0 [ 1327.374732][ T32] 5d40: 7f321000 e0675000 8280c9b4 e08c5d9c e08c5da0 e08c5d70 80230ad4 80239bb0 [ 1327.374775][ T32] 5d60: 80050013 ffffffff [ 1327.374801][ T32] r5:80050013 r4:80239bb0 [ 1327.374821][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1327.374863][ T32] r4:82ac11e4 [ 1327.374882][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.374922][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08c5dc0 r5:e08c5e08 [ 1327.374943][ T32] r4:e08c5dc0 [ 1327.374984][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1327.375029][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9900 [ 1327.375051][ T32] r4:00000000 [ 1327.375069][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1327.375140][ T32] r9:83018005 r8:84b7b000 r7:00000000 r6:83018000 r5:00001000 r4:7f099000 [ 1327.375166][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1327.375241][ T32] r5:00001000 r4:e06bd000 [ 1327.375265][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1327.375304][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.375342][ T32] r5:85073b8c r4:85073800 [ 1327.375360][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1327.375402][ T32] r7:dddced40 r6:83018000 r5:85073b8c r4:84b0bc00 [ 1327.375442][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1327.375515][ T32] r10:61c88647 r9:84b7b000 r8:84b0bc2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1327.375562][ T32] r4:84b0bc00 [ 1327.375626][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1327.375694][ T32] r10:00000000 r9:84b0bc00 r8:8027ecf4 r7:e08b1e60 r6:85024400 r5:84b7b000 [ 1327.375720][ T32] r4:00000001 [ 1327.375768][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.375825][ T32] Exception stack(0xe08c5fb0 to 0xe08c5ff8) [ 1327.375854][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1327.375881][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.375907][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.375967][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1327.376013][ T32] r4:850d9680 [ 1327.376037][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.376099][ T32] INFO: task kworker/0:323:3984 blocked for more than 453 seconds. [ 1327.376147][ T32] Not tainted 6.15.0-syzkaller #0 [ 1327.376195][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.376239][ T32] task:kworker/0:323 state:D stack:0 pid:3984 tgid:3984 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.376287][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.376346][ T32] Call trace: [ 1327.376395][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1327.376482][ T32] r10:829189c0 r9:e0739d84 r8:00000002 r7:60000013 r6:e0739d8c r5:850b9800 [ 1327.376508][ T32] r4:850b9800 [ 1327.376548][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1327.376592][ T32] r5:850b9800 r4:829189bc [ 1327.376612][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.376671][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.376722][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0739e08 [ 1327.376744][ T32] r4:00000000 [ 1327.376797][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1327.376858][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1327.376899][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1327.376940][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a90c00 [ 1327.376982][ T32] r4:00000000 [ 1327.377005][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1327.377064][ T32] r9:83018005 r8:850b9800 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [ 1327.377088][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1327.377139][ T32] r5:00001000 r4:dfb19000 [ 1327.377158][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1327.377205][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.377247][ T32] r5:8512638c r4:85126000 [ 1327.377266][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1327.377306][ T32] r7:dddced40 r6:83018000 r5:8512638c r4:84a84200 [ 1327.377326][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1327.377370][ T32] r10:61c88647 r9:850b9800 r8:84a8422c r7:82804d40 r6:dddced40 r5:dddced60 [ 1327.377393][ T32] r4:84a84200 [ 1327.377434][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1327.377481][ T32] r10:00000000 r9:84a84200 r8:8027ecf4 r7:e08b1e60 r6:84a84280 r5:850b9800 [ 1327.377524][ T32] r4:00000001 [ 1327.377577][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.377638][ T32] Exception stack(0xe0739fb0 to 0xe0739ff8) [ 1327.377667][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1327.377695][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.377721][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.377771][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1327.377797][ T32] r4:84a90480 [ 1327.378313][ T32] INFO: task kworker/0:323:3984 is blocked on a mutex likely owned by task kworker/0:313:3955. [ 1327.378427][ T32] task:kworker/0:313 state:R running task stack:0 pid:3955 tgid:3955 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.378546][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.378656][ T32] Call trace: [ 1327.378715][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1327.378775][ T32] r10:8280c9b4 r9:84b7b000 r8:80200be4 r7:e08c5d54 r6:ffffffff r5:84b7b000 [ 1327.378818][ T32] r4:00000000 [ 1327.378841][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.378882][ T32] Exception stack(0xe08c5d20 to 0xe08c5d68) [ 1327.378912][ T32] 5d20: cdc30000 e0675000 00000001 80239b98 7f321000 00000001 82ac11c4 82ac05a0 [ 1327.378939][ T32] 5d40: 7f321000 e0675000 8280c9b4 e08c5d9c e08c5da0 e08c5d70 80230ad4 80239bb0 [ 1327.378962][ T32] 5d60: 80050013 ffffffff [ 1327.379016][ T32] r5:80050013 r4:80239bb0 [ 1327.379050][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1327.379131][ T32] r4:82ac11e4 [ 1327.379155][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.379197][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08c5dc0 r5:e08c5e08 [ 1327.379218][ T32] r4:e08c5dc0 [ 1327.379237][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1327.379303][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9900 [ 1327.379351][ T32] r4:00000000 [ 1327.379375][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1327.379417][ T32] r9:83018005 r8:84b7b000 r7:00000000 r6:83018000 r5:00001000 r4:7f099000 [ 1327.379438][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1327.379478][ T32] r5:00001000 r4:e06bd000 [ 1327.379498][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1327.379555][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.379600][ T32] r5:85073b8c r4:85073800 [ 1327.379618][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1327.379659][ T32] r7:dddced40 r6:83018000 r5:85073b8c r4:84b0bc00 [ 1327.379715][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1327.379785][ T32] r10:61c88647 r9:84b7b000 r8:84b0bc2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1327.379810][ T32] r4:84b0bc00 [ 1327.379828][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1327.379894][ T32] r10:00000000 r9:84b0bc00 r8:8027ecf4 r7:e08b1e60 r6:85024400 r5:84b7b000 [ 1327.379935][ T32] r4:00000001 [ 1327.379956][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.380018][ T32] Exception stack(0xe08c5fb0 to 0xe08c5ff8) [ 1327.380063][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1327.380101][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.380128][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.380158][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1327.380195][ T32] r4:850d9680 [ 1327.380240][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.380272][ T32] INFO: task kworker/1:108:3988 blocked for more than 453 seconds. [ 1327.380303][ T32] Not tainted 6.15.0-syzkaller #0 [ 1327.380349][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.380374][ T32] task:kworker/1:108 state:D stack:0 pid:3988 tgid:3988 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.380420][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.380508][ T32] Call trace: [ 1327.404605][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1327.404757][ T32] r10:829189c0 r9:e0795d84 r8:00000002 r7:60000113 r6:e0795d8c r5:850bbc00 [ 1327.404806][ T32] r4:850bbc00 [ 1327.404831][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1327.404873][ T32] r5:850bbc00 r4:829189bc [ 1327.404906][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.404973][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.405022][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0795e08 [ 1327.405069][ T32] r4:00000000 [ 1327.405098][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1327.405147][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1327.405214][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) ** 7 printk messages dropped ** [ 1327.405547][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1327.405933][ T32] Exception stack(0xe0795fb0 to 0xe0795ff8) ** 6 printk messages dropped ** [ 1327.406736][ T32] task:kworker/0:313 state:R running task stack:0 pid:3955 tgid:3955 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 14 printk messages dropped ** [ 1327.407369][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08c5dc0 r5:e08c5e08 ** 9 printk messages dropped ** [ 1327.407841][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 9 printk messages dropped ** [ 1327.408196][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 7 printk messages dropped ** [ 1327.408420][ T32] INFO: task kworker/1:109:3989 blocked for more than 453 seconds. ** 9 printk messages dropped ** [ 1327.408818][ T32] r5:850ba400 r4:829189bc [ 1327.408836][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1327.408941][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1327.409095][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1327.409256][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) ** 9 printk messages dropped ** [ 1327.409626][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1327.409817][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1327.427486][ T32] r10:8280c9b4 r9:84b7b000 r8:80200be4 r7:e08c5d54 r6:ffffffff r5:84b7b000 ** 10 printk messages dropped ** [ 1327.427873][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08c5dc0 r5:e08c5e08 ** 7 printk messages dropped ** [ 1327.428174][ T32] r5:00001000 r4:e06bd000 ** 2 printk messages dropped ** [ 1327.428319][ T32] r5:85073b8c r4:85073800 [ 1327.428362][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1327.428439][ T32] r7:dddced40 r6:83018000 r5:85073b8c r4:84b0bc00 [ 1327.428473][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1327.428518][ T32] r10:61c88647 r9:84b7b000 r8:84b0bc2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1327.428559][ T32] r4:84b0bc00 [ 1327.428583][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1327.428627][ T32] r10:00000000 r9:84b0bc00 r8:8027ecf4 r7:e08b1e60 r6:85024400 r5:84b7b000 [ 1327.428649][ T32] r4:00000001 [ 1327.428667][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.428701][ T32] Exception stack(0xe08c5fb0 to 0xe08c5ff8) [ 1327.428726][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1327.428752][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.428778][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.428805][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1327.428827][ T32] r4:850d9680 [ 1327.428848][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.428899][ T32] INFO: task kworker/0:324:3991 blocked for more than 453 seconds. [ 1327.428954][ T32] Not tainted 6.15.0-syzkaller #0 [ 1327.428983][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.429005][ T32] task:kworker/0:324 state:D stack:0 pid:3991 tgid:3991 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.429057][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.429104][ T32] Call trace: [ 1327.429135][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1327.429179][ T32] r10:829189c0 r9:e07f5d84 r8:00000002 r7:60000113 r6:e07f5d8c r5:850bb000 [ 1327.429201][ T32] r4:850bb000 [ 1327.429220][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1327.429259][ T32] r5:850bb000 r4:829189bc [ 1327.429277][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.429315][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.429379][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e07f5e08 [ 1327.429406][ T32] r4:00000000 [ 1327.429425][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1327.429463][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1327.429498][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1327.429547][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba32c0 [ 1327.429594][ T32] r4:00000000 [ 1327.429616][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1327.429657][ T32] r9:83018005 r8:850bb000 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [ 1327.429698][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1327.429741][ T32] r5:00001000 r4:dfb6d000 [ 1327.429780][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1327.429822][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.429860][ T32] r5:84ac778c r4:84ac7400 [ 1327.429887][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1327.429931][ T32] r7:dddced40 r6:83018000 r5:84ac778c r4:84a84400 [ 1327.429951][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1327.429995][ T32] r10:61c88647 r9:850bb000 r8:84a8442c r7:82804d40 r6:dddced40 r5:dddced60 [ 1327.430016][ T32] r4:84a84400 [ 1327.430034][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1327.430100][ T32] r10:00000000 r9:84a84400 r8:8027ecf4 r7:e08b1e60 r6:84a84480 r5:850bb000 [ 1327.430147][ T32] r4:00000001 [ 1327.430188][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.430226][ T32] Exception stack(0xe07f5fb0 to 0xe07f5ff8) [ 1327.430251][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1327.430278][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.430305][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.430352][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1327.430407][ T32] r4:84a90a00 [ 1327.438555][ T32] INFO: task kworker/0:324:3991 is blocked on a mutex likely owned by task kworker/0:313:3955. [ 1327.438663][ T32] task:kworker/0:313 state:R running task stack:0 pid:3955 tgid:3955 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1327.439042][ T32] 5d60: 80050013 ffffffff ** 4 printk messages dropped ** [ 1327.439229][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08c5dc0 r5:e08c5e08 ** 7 printk messages dropped ** [ 1327.439521][ T32] r5:00001000 r4:e06bd000 ** 6 printk messages dropped ** [ 1327.439775][ T32] r10:61c88647 r9:84b7b000 r8:84b0bc2c r7:82804d40 r6:dddced40 r5:dddced60 ** 8 printk messages dropped ** [ 1327.440159][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1327.440427][ T32] task:kworker/0:325 state:D stack:0 pid:3994 tgid:3994 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1327.453232][ T32] r5:850bd400 r4:829189bc [ 1327.453252][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.453291][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.453334][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0789e08 [ 1327.453355][ T32] r4:00000000 [ 1327.453374][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1327.453412][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1327.453466][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1327.453551][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a90180 [ 1327.453577][ T32] r4:00000000 [ 1327.453597][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1327.453640][ T32] r9:83018005 r8:850bd400 r7:00000000 r6:83018000 r5:00001000 r4:7f045000 [ 1327.453676][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1327.453720][ T32] r5:00001000 r4:dfda9000 [ 1327.453739][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1327.453778][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.453819][ T32] r5:85126f8c r4:85126c00 [ 1327.453839][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1327.453884][ T32] r7:dddced40 r6:83018000 r5:85126f8c r4:84a84500 [ 1327.453904][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1327.453948][ T32] r10:61c88647 r9:850bd400 r8:84a8452c r7:82804d40 r6:dddced40 r5:dddced60 [ 1327.453970][ T32] r4:84a84500 [ 1327.453988][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1327.454041][ T32] r10:00000000 r9:84a84500 r8:8027ecf4 r7:e08b1e60 r6:84a84580 r5:850bd400 [ 1327.454098][ T32] r4:00000001 [ 1327.454123][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.454166][ T32] Exception stack(0xe0789fb0 to 0xe0789ff8) [ 1327.454193][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1327.454221][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.454247][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.454275][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1327.454306][ T32] r4:84a90e00 [ 1327.454841][ T32] INFO: task kworker/0:325:3994 is blocked on a mutex likely owned by task kworker/0:313:3955. [ 1327.454901][ T32] task:kworker/0:313 state:R running task stack:0 pid:3955 tgid:3955 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.454969][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.455011][ T32] Call trace: [ 1327.455041][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1327.455097][ T32] r10:8280c9b4 r9:84b7b000 r8:80200be4 r7:e08c5d54 r6:ffffffff r5:84b7b000 [ 1327.455147][ T32] r4:00000000 [ 1327.455168][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.455225][ T32] Exception stack(0xe08c5d20 to 0xe08c5d68) [ 1327.455260][ T32] 5d20: ced7e000 e0675000 00000001 80239b98 7f321000 00000001 82ac11c4 82ac05a0 [ 1327.455288][ T32] 5d40: 7f321000 e0675000 8280c9b4 e08c5d9c e08c5da0 e08c5d70 80230ad4 80239bb0 [ 1327.455311][ T32] 5d60: 80050013 ffffffff [ 1327.455346][ T32] r5:80050013 r4:80239bb0 [ 1327.455379][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1327.455445][ T32] r4:82ac11e4 [ 1327.455469][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.455511][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08c5dc0 r5:e08c5e08 [ 1327.455532][ T32] r4:e08c5dc0 [ 1327.455566][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1327.455611][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9900 [ 1327.455633][ T32] r4:00000000 [ 1327.455663][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1327.455708][ T32] r9:83018005 r8:84b7b000 r7:00000000 r6:83018000 r5:00001000 r4:7f099000 [ 1327.455739][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1327.455792][ T32] r5:00001000 r4:e06bd000 [ 1327.455832][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1327.455886][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.455927][ T32] r5:85073b8c r4:85073800 [ 1327.455946][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1327.455987][ T32] r7:dddced40 r6:83018000 r5:85073b8c r4:84b0bc00 [ 1327.456007][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1327.456050][ T32] r10:61c88647 r9:84b7b000 r8:84b0bc2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1327.456071][ T32] r4:84b0bc00 [ 1327.456101][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) ** 3 printk messages dropped ** [ 1327.456217][ T32] Exception stack(0xe08c5fb0 to 0xe08c5ff8) ** 6 printk messages dropped ** [ 1327.456448][ T32] INFO: task kworker/1:110:3995 blocked for more than 453 seconds. ** 9 printk messages dropped ** [ 1327.456795][ T32] r5:850be000 r4:829189bc [ 1327.456813][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.456854][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) ** 3 printk messages dropped ** [ 1327.456973][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1327.457340][ T32] r5:84ac7b8c r4:84ac7800 ** 3 printk messages dropped ** [ 1327.457479][ T32] r10:61c88647 r9:850be000 r8:85024cac r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 5 printk messages dropped ** [ 1327.457664][ T32] Exception stack(0xe4971fb0 to 0xe4971ff8) [ 1327.457688][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1327.457739][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.457768][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.457820][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1327.457846][ T32] r4:84ba33c0 [ 1327.458233][ T32] INFO: task kworker/1:110:3995 is blocked on a mutex likely owned by task kworker/0:313:3955. [ 1327.458289][ T32] task:kworker/0:313 state:R running task stack:0 pid:3955 tgid:3955 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.458400][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.458442][ T32] Call trace: [ 1327.458492][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1327.458545][ T32] r10:8280c9b4 r9:84b7b000 r8:80200be4 r7:e08c5d54 r6:ffffffff r5:84b7b000 [ 1327.458588][ T32] r4:00000000 [ 1327.458610][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.458649][ T32] Exception stack(0xe08c5d20 to 0xe08c5d68) [ 1327.458687][ T32] 5d20: ced7e000 e0675000 00000001 80239b98 7f321000 00000001 82ac11c4 82ac05a0 [ 1327.458752][ T32] 5d40: 7f321000 e0675000 8280c9b4 e08c5d9c e08c5da0 e08c5d70 80230ad4 80239bb0 [ 1327.458787][ T32] 5d60: 80050013 ffffffff [ 1327.458812][ T32] r5:80050013 r4:80239bb0 [ 1327.458832][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1327.458872][ T32] r4:82ac11e4 [ 1327.458892][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.458952][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08c5dc0 r5:e08c5e08 [ 1327.458977][ T32] r4:e08c5dc0 [ 1327.458997][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1327.459039][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9900 [ 1327.459060][ T32] r4:00000000 [ 1327.459079][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1327.459150][ T32] r9:83018005 r8:84b7b000 r7:00000000 r6:83018000 r5:00001000 r4:7f099000 [ 1327.459173][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1327.459238][ T32] r5:00001000 r4:e06bd000 [ 1327.459270][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1327.459332][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.459384][ T32] r5:85073b8c r4:85073800 [ 1327.459405][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1327.459446][ T32] r7:dddced40 r6:83018000 r5:85073b8c r4:84b0bc00 [ 1327.459466][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1327.459532][ T32] r10:61c88647 r9:84b7b000 r8:84b0bc2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1327.459557][ T32] r4:84b0bc00 [ 1327.459576][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1327.459620][ T32] r10:00000000 r9:84b0bc00 r8:8027ecf4 r7:e08b1e60 r6:85024400 r5:84b7b000 [ 1327.459663][ T32] r4:00000001 [ 1327.459706][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.459744][ T32] Exception stack(0xe08c5fb0 to 0xe08c5ff8) [ 1327.459769][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1327.459796][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.459843][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.459897][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1327.459922][ T32] r4:850d9680 [ 1327.459961][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.460012][ T32] INFO: task kworker/0:326:3996 blocked for more than 453 seconds. [ 1327.460112][ T32] Not tainted 6.15.0-syzkaller #0 [ 1327.460145][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.460165][ T32] task:kworker/0:326 state:D stack:0 pid:3996 tgid:3996 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.460207][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.460244][ T32] Call trace: [ 1327.460302][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1327.460353][ T32] r10:829189c0 r9:e0801d84 r8:00000002 r7:60000113 r6:e0801d8c r5:850bec00 ** 2 printk messages dropped ** [ 1327.460490][ T32] r5:850bec00 r4:829189bc [ 1327.480991][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1327.481224][ T32] r4:00000000 [ 1327.481243][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1327.481281][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1327.481321][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1327.481368][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a90440 [ 1327.481392][ T32] r4:00000000 [ 1327.481412][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1327.481454][ T32] r9:83018005 r8:850bec00 r7:00000000 r6:83018000 r5:00001000 r4:7f043000 [ 1327.481476][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1327.481517][ T32] r5:00001000 r4:dfc5d000 [ 1327.481551][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1327.481727][ T32] r7:dddced40 r6:83018000 r5:85126b8c r4:84a84680 ** 5 printk messages dropped ** [ 1327.481920][ T32] r4:00000001 ** 6 printk messages dropped ** [ 1327.482118][ T32] r4:84a90e80 ** 2 printk messages dropped ** [ 1327.482772][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1327.483213][ T32] 5d60: 80050013 ffffffff ** 5 printk messages dropped ** [ 1327.483443][ T32] r4:e08c5dc0 ** 4 printk messages dropped ** [ 1327.483787][ T32] r9:83018005 r8:84b7b000 r7:00000000 r6:83018000 r5:00001000 r4:7f099000 ** 9 printk messages dropped ** [ 1327.484150][ T32] r4:84b0bc00 ** 4 printk messages dropped ** [ 1327.484325][ T32] Exception stack(0xe08c5fb0 to 0xe08c5ff8) ** 7 printk messages dropped ** [ 1327.484678][ T32] Not tainted 6.15.0-syzkaller #0 ** 5 printk messages dropped ** [ 1327.484943][ T32] r10:829189c0 r9:e4965d84 r8:00000002 r7:60000013 r6:e4965d8c r5:850bc800 ** 2 printk messages dropped ** [ 1327.485041][ T32] r5:850bc800 r4:829189bc [ 1327.485064][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 4 printk messages dropped ** [ 1327.485279][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1327.485614][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1327.486071][ T32] Exception stack(0xe4965fb0 to 0xe4965ff8) ** 6 printk messages dropped ** [ 1327.486707][ T32] task:kworker/0:313 state:R running task stack:0 pid:3955 tgid:3955 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1327.487265][ T32] r4:82ac11e4 ** 5 printk messages dropped ** [ 1327.487504][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1327.487730][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1327.487912][ T32] r4:84b0bc00 [ 1327.487930][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1327.487974][ T32] r10:00000000 r9:84b0bc00 r8:8027ecf4 r7:e08b1e60 r6:85024400 r5:84b7b000 [ 1327.487995][ T32] r4:00000001 [ 1327.488013][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.488056][ T32] Exception stack(0xe08c5fb0 to 0xe08c5ff8) [ 1327.488113][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1327.488145][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.488170][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.488197][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1327.488220][ T32] r4:850d9680 [ 1327.488239][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.488264][ T32] INFO: task kworker/0:328:3999 blocked for more than 453 seconds. [ 1327.488292][ T32] Not tainted 6.15.0-syzkaller #0 [ 1327.488314][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.488334][ T32] task:kworker/0:328 state:D stack:0 pid:3999 tgid:3999 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.488376][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.488413][ T32] Call trace: [ 1327.488442][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1327.488484][ T32] r10:829189c0 r9:e0819d84 r8:00000002 r7:60000013 r6:e0819d8c r5:8486d400 [ 1327.488506][ T32] r4:8486d400 [ 1327.488524][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1327.488564][ T32] r5:8486d400 r4:829189bc [ 1327.488599][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.488641][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.488686][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0819e08 [ 1327.488707][ T32] r4:00000000 [ 1327.488725][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1327.488761][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1327.488795][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1327.488834][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e3280 [ 1327.488855][ T32] r4:00000000 [ 1327.488873][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1327.488912][ T32] r9:83018005 r8:8486d400 r7:00000000 r6:83018000 r5:00001000 r4:7f049000 [ 1327.488951][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1327.488993][ T32] r5:00001000 r4:dfe41000 [ 1327.489036][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1327.489078][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.489123][ T32] r5:8512778c r4:85127400 [ 1327.489142][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1327.489184][ T32] r7:dddced40 r6:83018000 r5:8512778c r4:84a84880 [ 1327.489203][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1327.489260][ T32] r10:61c88647 r9:8486d400 r8:84a848ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1327.489285][ T32] r4:84a84880 [ 1327.489303][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1327.489356][ T32] r10:00000000 r9:84a84880 r8:8027ecf4 r7:e4965e60 r6:84a84900 r5:8486d400 [ 1327.489383][ T32] r4:00000001 [ 1327.489402][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.489435][ T32] Exception stack(0xe0819fb0 to 0xe0819ff8) [ 1327.489460][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1327.489487][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.489513][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.489539][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1327.489560][ T32] r4:84a90940 [ 1327.489964][ T32] INFO: task kworker/0:328:3999 is blocked on a mutex likely owned by task kworker/0:313:3955. [ 1327.490002][ T32] task:kworker/0:313 state:R running task stack:0 pid:3955 tgid:3955 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.490097][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.490142][ T32] Call trace: [ 1327.490179][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1327.490231][ T32] r10:8280c9b4 r9:84b7b000 r8:80200be4 r7:e08c5d54 r6:ffffffff r5:84b7b000 [ 1327.490276][ T32] r4:00000000 [ 1327.490320][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.490364][ T32] Exception stack(0xe08c5d20 to 0xe08c5d68) [ 1327.490393][ T32] 5d20: cf253000 e0675000 00000001 80239b98 7f321000 00000001 82ac11c4 82ac05a0 [ 1327.490442][ T32] 5d40: 7f321000 e0675000 8280c9b4 e08c5d9c e08c5da0 e08c5d70 80230ad4 80239bb0 [ 1327.490491][ T32] 5d60: 80050013 ffffffff [ 1327.490541][ T32] r5:80050013 r4:80239bb0 [ 1327.512669][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1327.512820][ T32] r4:82ac11e4 [ 1327.512846][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.512916][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08c5dc0 r5:e08c5e08 [ 1327.512941][ T32] r4:e08c5dc0 [ 1327.512960][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1327.513004][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9900 [ 1327.513025][ T32] r4:00000000 [ 1327.513056][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1327.513114][ T32] r9:83018005 r8:84b7b000 r7:00000000 r6:83018000 r5:00001000 r4:7f099000 [ 1327.513161][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1327.513248][ T32] r5:00001000 r4:e06bd000 [ 1327.513272][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1327.513313][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.513351][ T32] r5:85073b8c r4:85073800 [ 1327.513371][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1327.513435][ T32] r7:dddced40 r6:83018000 r5:85073b8c r4:84b0bc00 [ 1327.513461][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1327.513527][ T32] r10:61c88647 r9:84b7b000 r8:84b0bc2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1327.513550][ T32] r4:84b0bc00 [ 1327.513569][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1327.513611][ T32] r10:00000000 r9:84b0bc00 r8:8027ecf4 r7:e08b1e60 r6:85024400 r5:84b7b000 [ 1327.513647][ T32] r4:00000001 [ 1327.513669][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.513705][ T32] Exception stack(0xe08c5fb0 to 0xe08c5ff8) [ 1327.513735][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1327.513762][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.513798][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.513830][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1327.513852][ T32] r4:850d9680 [ 1327.513874][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.513905][ T32] INFO: task kworker/0:329:4002 blocked for more than 454 seconds. [ 1327.513937][ T32] Not tainted 6.15.0-syzkaller #0 [ 1327.513963][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.513986][ T32] task:kworker/0:329 state:D stack:0 pid:4002 tgid:4002 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.514043][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.514106][ T32] Call trace: [ 1327.514146][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1327.514206][ T32] r10:829189c0 r9:e080dd84 r8:00000002 r7:60000113 r6:e080dd8c r5:8486ec00 [ 1327.514250][ T32] r4:8486ec00 [ 1327.514282][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1327.514325][ T32] r5:8486ec00 r4:829189bc [ 1327.514354][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.514397][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.514450][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e080de08 [ 1327.514475][ T32] r4:00000000 [ 1327.514494][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1327.514530][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1327.514567][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1327.514609][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e3440 [ 1327.514630][ T32] r4:00000000 [ 1327.514648][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1327.514688][ T32] r9:83018005 r8:8486ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f04b000 [ 1327.514708][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1327.514754][ T32] r5:00001000 r4:dfe91000 [ 1327.514776][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1327.514814][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.514852][ T32] r5:85127b8c r4:85127800 [ 1327.514900][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1327.514946][ T32] r7:dddced40 r6:83018000 r5:85127b8c r4:84a84980 [ 1327.514966][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1327.515010][ T32] r10:61c88647 r9:8486ec00 r8:84a849ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1327.515032][ T32] r4:84a84980 [ 1327.515071][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1327.515147][ T32] r10:00000000 r9:84a84980 r8:8027ecf4 r7:e0819e60 r6:84a84a00 r5:8486ec00 [ 1327.515172][ T32] r4:00000001 [ 1327.515190][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.515247][ T32] Exception stack(0xe080dfb0 to 0xe080dff8) [ 1327.515277][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1327.515304][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.515330][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.515358][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1327.515379][ T32] r4:850e3100 [ 1327.515898][ T32] INFO: task kworker/0:329:4002 is blocked on a mutex likely owned by task kworker/0:313:3955. [ 1327.515956][ T32] task:kworker/0:313 state:R running task stack:0 pid:3955 tgid:3955 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.516018][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.516061][ T32] Call trace: [ 1327.516097][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1327.516147][ T32] r10:8280c9b4 r9:84b7b000 r8:80200be4 r7:e08c5d54 r6:ffffffff r5:84b7b000 [ 1327.516189][ T32] r4:00000000 [ 1327.516212][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.516252][ T32] Exception stack(0xe08c5d20 to 0xe08c5d68) [ 1327.516281][ T32] 5d20: cf50d000 e0675000 00000001 80239b98 7f321000 00000001 82ac11c4 82ac05a0 [ 1327.516309][ T32] 5d40: 7f321000 e0675000 8280c9b4 e08c5d9c e08c5da0 e08c5d70 80230ad4 80239bb0 [ 1327.516332][ T32] 5d60: 80050013 ffffffff [ 1327.516364][ T32] r5:80050013 r4:80239bb0 [ 1327.516387][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1327.516429][ T32] r4:82ac11e4 [ 1327.516450][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.516490][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08c5dc0 r5:e08c5e08 [ 1327.516525][ T32] r4:e08c5dc0 [ 1327.516608][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1327.516660][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9900 [ 1327.516683][ T32] r4:00000000 [ 1327.516704][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1327.516747][ T32] r9:83018005 r8:84b7b000 r7:00000000 r6:83018000 r5:00001000 r4:7f099000 [ 1327.516768][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1327.516808][ T32] r5:00001000 r4:e06bd000 [ 1327.516827][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1327.516864][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.516900][ T32] r5:85073b8c r4:85073800 [ 1327.516919][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1327.516959][ T32] r7:dddced40 r6:83018000 r5:85073b8c r4:84b0bc00 [ 1327.516979][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1327.517022][ T32] r10:61c88647 r9:84b7b000 r8:84b0bc2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1327.517043][ T32] r4:84b0bc00 [ 1327.517063][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1327.517113][ T32] r10:00000000 r9:84b0bc00 r8:8027ecf4 r7:e08b1e60 r6:85024400 r5:84b7b000 [ 1327.517135][ T32] r4:00000001 [ 1327.517153][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.517200][ T32] Exception stack(0xe08c5fb0 to 0xe08c5ff8) [ 1327.517233][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1327.517261][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.517287][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.517315][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1327.517336][ T32] r4:850d9680 [ 1327.517361][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.517408][ T32] INFO: task kworker/0:330:4004 blocked for more than 454 seconds. [ 1327.517441][ T32] Not tainted 6.15.0-syzkaller #0 [ 1327.517485][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.517509][ T32] task:kworker/0:330 state:D stack:0 pid:4004 tgid:4004 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.517554][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.517620][ T32] Call trace: [ 1327.517671][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1327.517731][ T32] r10:829189c0 r9:e8995d84 r8:00000002 r7:60000113 r6:e8995d8c r5:8486e000 [ 1327.517757][ T32] r4:8486e000 [ 1327.517777][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1327.517816][ T32] r5:8486e000 r4:829189bc [ 1327.517835][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.517874][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.517935][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e8995e08 [ 1327.517960][ T32] r4:00000000 [ 1327.517979][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1327.518037][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1327.518080][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1327.518130][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e32c0 [ 1327.518152][ T32] r4:00000000 [ 1327.518170][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1327.518208][ T32] r9:83018005 r8:8486e000 r7:00000000 r6:83018000 r5:00001000 r4:7f04d000 [ 1327.518228][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1327.518266][ T32] r5:00001000 r4:dfecd000 [ 1327.518305][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1327.518352][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.518405][ T32] r5:85127f8c r4:85127c00 [ 1327.518427][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1327.518490][ T32] r7:dddced40 r6:83018000 r5:85127f8c r4:84a84b00 [ 1327.518515][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1327.518580][ T32] r10:61c88647 r9:8486e000 r8:84a84b2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1327.518624][ T32] r4:84a84b00 [ 1327.518646][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1327.518689][ T32] r10:00000000 r9:84a84b00 r8:8027ecf4 r7:e080de60 r6:84a84b80 r5:8486e000 [ 1327.518711][ T32] r4:00000001 [ 1327.518743][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.518780][ T32] Exception stack(0xe8995fb0 to 0xe8995ff8) [ 1327.518805][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1327.518832][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.518859][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.518886][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1327.518907][ T32] r4:850e32c0 [ 1327.519333][ T32] INFO: task kworker/0:330:4004 is blocked on a mutex likely owned by task kworker/0:313:3955. [ 1327.519379][ T32] task:kworker/0:313 state:R running task stack:0 pid:3955 tgid:3955 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.519438][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.519480][ T32] Call trace: [ 1327.519508][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1327.519556][ T32] r10:8280c9b4 r9:84b7b000 r8:80200be4 r7:e08c5d54 r6:ffffffff r5:84b7b000 [ 1327.519578][ T32] r4:00000000 [ 1327.519596][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.519662][ T32] Exception stack(0xe08c5d20 to 0xe08c5d68) [ 1327.519710][ T32] 5d20: cf50d000 e0675000 00000001 80239b98 7f321000 00000001 82ac11c4 82ac05a0 [ 1327.519741][ T32] 5d40: 7f321000 e0675000 8280c9b4 e08c5d9c e08c5da0 e08c5d70 80230ad4 80239bb0 [ 1327.519765][ T32] 5d60: 80050013 ffffffff [ 1327.519787][ T32] r5:80050013 r4:80239bb0 [ 1327.519807][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1327.519847][ T32] r4:82ac11e4 [ 1327.519867][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.519924][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08c5dc0 r5:e08c5e08 [ 1327.519960][ T32] r4:e08c5dc0 [ 1327.519983][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1327.520044][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9900 [ 1327.520079][ T32] r4:00000000 [ 1327.520108][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1327.520150][ T32] r9:83018005 r8:84b7b000 r7:00000000 r6:83018000 r5:00001000 r4:7f099000 [ 1327.520171][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1327.520211][ T32] r5:00001000 r4:e06bd000 [ 1327.520230][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1327.520289][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.520344][ T32] r5:85073b8c r4:85073800 [ 1327.520367][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1327.520426][ T32] r7:dddced40 r6:83018000 r5:85073b8c r4:84b0bc00 [ 1327.520448][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1327.537175][ T32] r10:61c88647 r9:84b7b000 r8:84b0bc2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1327.537262][ T32] r4:84b0bc00 [ 1327.537288][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1327.537360][ T32] r10:00000000 r9:84b0bc00 r8:8027ecf4 r7:e08b1e60 r6:85024400 r5:84b7b000 [ 1327.537427][ T32] r4:00000001 [ 1327.537452][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.537491][ T32] Exception stack(0xe08c5fb0 to 0xe08c5ff8) [ 1327.537550][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1327.537602][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.537633][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.537661][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1327.537683][ T32] r4:850d9680 [ 1327.537706][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.537758][ T32] INFO: task kworker/0:331:4005 blocked for more than 454 seconds. [ 1327.537799][ T32] Not tainted 6.15.0-syzkaller #0 [ 1327.537845][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.537871][ T32] task:kworker/0:331 state:D stack:0 pid:4005 tgid:4005 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.537955][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.538002][ T32] Call trace: [ 1327.538114][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1327.538193][ T32] r10:829189c0 r9:e0829d84 r8:00000002 r7:60000113 r6:e0829d8c r5:849c8000 [ 1327.538240][ T32] r4:849c8000 [ 1327.538283][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1327.538326][ T32] r5:849c8000 r4:829189bc [ 1327.538374][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.538440][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.538508][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0829e08 [ 1327.538535][ T32] r4:00000000 [ 1327.538554][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1327.538591][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1327.538629][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1327.538688][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e3740 [ 1327.538715][ T32] r4:00000000 [ 1327.538735][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1327.538779][ T32] r9:83018005 r8:849c8000 r7:00000000 r6:83018000 r5:00001000 r4:7f04f000 [ 1327.538799][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1327.538846][ T32] r5:00001000 r4:dff09000 [ 1327.538869][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1327.538929][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.538972][ T32] r5:8513438c r4:85134000 [ 1327.538992][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1327.539054][ T32] r7:dddced40 r6:83018000 r5:8513438c r4:84a84a80 [ 1327.539080][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1327.539157][ T32] r10:61c88647 r9:849c8000 r8:84a84aac r7:82804d40 r6:dddced40 r5:dddced60 [ 1327.539247][ T32] r4:84a84a80 [ 1327.539270][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1327.539316][ T32] r10:00000000 r9:84a84a80 r8:8027ecf4 r7:e8995e60 r6:84a84c00 r5:849c8000 [ 1327.539338][ T32] r4:00000001 [ 1327.539368][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.539406][ T32] Exception stack(0xe0829fb0 to 0xe0829ff8) [ 1327.539432][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1327.539480][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.539510][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.539537][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1327.539558][ T32] r4:850e3480 [ 1327.540128][ T32] INFO: task kworker/0:331:4005 is blocked on a mutex likely owned by task kworker/0:313:3955. [ 1327.540169][ T32] task:kworker/0:313 state:R running task stack:0 pid:3955 tgid:3955 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.540228][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.540293][ T32] Call trace: [ 1327.540326][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1327.540376][ T32] r10:8280c9b4 r9:84b7b000 r8:80200be4 r7:e08c5d54 r6:ffffffff r5:84b7b000 [ 1327.540399][ T32] r4:00000000 [ 1327.540439][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.540489][ T32] Exception stack(0xe08c5d20 to 0xe08c5d68) [ 1327.540588][ T32] 5d20: cf96e000 e0675000 00000001 80239b98 7f321000 00000001 82ac11c4 82ac05a0 [ 1327.551390][ T32] 5d40: 7f321000 e0675000 8280c9b4 e08c5d9c e08c5da0 e08c5d70 80230ad4 80239bb0 [ 1327.551442][ T32] 5d60: 80050013 ffffffff [ 1327.551472][ T32] r5:80050013 r4:80239bb0 [ 1327.551516][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1327.551586][ T32] r4:82ac11e4 [ 1327.551648][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.551700][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08c5dc0 r5:e08c5e08 [ 1327.551746][ T32] r4:e08c5dc0 [ 1327.551770][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1327.551815][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9900 [ 1327.551837][ T32] r4:00000000 [ 1327.551856][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1327.551898][ T32] r9:83018005 r8:84b7b000 r7:00000000 r6:83018000 r5:00001000 r4:7f099000 [ 1327.551919][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1327.551972][ T32] r5:00001000 r4:e06bd000 [ 1327.551995][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1327.552160][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.552204][ T32] r5:85073b8c r4:85073800 [ 1327.552224][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1327.552290][ T32] r7:dddced40 r6:83018000 r5:85073b8c r4:84b0bc00 [ 1327.552314][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1327.552385][ T32] r10:61c88647 r9:84b7b000 r8:84b0bc2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1327.552454][ T32] r4:84b0bc00 [ 1327.552478][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1327.552543][ T32] r10:00000000 r9:84b0bc00 r8:8027ecf4 r7:e08b1e60 r6:85024400 r5:84b7b000 [ 1327.552568][ T32] r4:00000001 [ 1327.552588][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.552624][ T32] Exception stack(0xe08c5fb0 to 0xe08c5ff8) [ 1327.552650][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1327.552677][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.552723][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.552781][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1327.552806][ T32] r4:850d9680 ** 3 printk messages dropped ** [ 1327.552950][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 7 printk messages dropped ** [ 1327.553432][ T32] r5:849c8c00 r4:829189bc [ 1327.553460][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1327.553568][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1327.554061][ T32] r9:83018005 r8:849c8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 ** 6 printk messages dropped ** [ 1327.554346][ T32] r7:dddced40 r6:83018000 r5:8513478c r4:84a84c80 ** 7 printk messages dropped ** [ 1327.554780][ T32] Exception stack(0xe8999fb0 to 0xe8999ff8) ** 6 printk messages dropped ** [ 1327.555569][ T32] task:kworker/0:313 state:R running task stack:0 pid:3955 tgid:3955 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1327.556147][ T32] r4:82ac11e4 [ 1327.556167][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.556208][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08c5dc0 r5:e08c5e08 [ 1327.556229][ T32] r4:e08c5dc0 [ 1327.556308][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1327.556357][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9900 [ 1327.556381][ T32] r4:00000000 [ 1327.556399][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1327.556461][ T32] r9:83018005 r8:84b7b000 r7:00000000 r6:83018000 r5:00001000 r4:7f099000 [ 1327.556488][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1327.556530][ T32] r5:00001000 r4:e06bd000 [ 1327.556549][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1327.556587][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.556646][ T32] r5:85073b8c r4:85073800 [ 1327.556669][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1327.556732][ T32] r7:dddced40 r6:83018000 r5:85073b8c r4:84b0bc00 [ 1327.556755][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1327.556803][ T32] r10:61c88647 r9:84b7b000 r8:84b0bc2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1327.556846][ T32] r4:84b0bc00 [ 1327.556890][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1327.556938][ T32] r10:00000000 r9:84b0bc00 r8:8027ecf4 r7:e08b1e60 r6:85024400 r5:84b7b000 [ 1327.556976][ T32] r4:00000001 [ 1327.556998][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.557033][ T32] Exception stack(0xe08c5fb0 to 0xe08c5ff8) [ 1327.557058][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1327.557085][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.557117][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.557154][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1327.557179][ T32] r4:850d9680 [ 1327.557219][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.557292][ T32] INFO: task kworker/0:333:4010 blocked for more than 454 seconds. [ 1327.557325][ T32] Not tainted 6.15.0-syzkaller #0 [ 1327.557349][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.557404][ T32] task:kworker/0:333 state:D stack:0 pid:4010 tgid:4010 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.557499][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.557543][ T32] Call trace: [ 1327.557594][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1327.557698][ T32] r10:829189c0 r9:e89a1d84 r8:00000002 r7:60000013 r6:e89a1d8c r5:849c9800 [ 1327.557724][ T32] r4:849c9800 [ 1327.557765][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1327.557831][ T32] r5:849c9800 r4:829189bc [ 1327.557875][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.557932][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.557981][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e89a1e08 [ 1327.558013][ T32] r4:00000000 [ 1327.558037][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1327.558102][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1327.558146][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1327.558189][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e39c0 [ 1327.558211][ T32] r4:00000000 [ 1327.558229][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1327.558269][ T32] r9:83018005 r8:849c9800 r7:00000000 r6:83018000 r5:00001000 r4:7f053000 [ 1327.558290][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1327.558348][ T32] r5:00001000 r4:dff9f000 [ 1327.558383][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1327.558446][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.558488][ T32] r5:85134b8c r4:85134800 [ 1327.558506][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1327.558547][ T32] r7:dddced40 r6:83018000 r5:85134b8c r4:84a84d80 [ 1327.558566][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1327.558619][ T32] r10:61c88647 r9:849c9800 r8:84a84dac r7:82804d40 r6:dddced40 r5:dddced60 [ 1327.558645][ T32] r4:84a84d80 [ 1327.558664][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1327.558706][ T32] r10:00000000 r9:84a84d80 r8:8027ecf4 r7:e8999e60 r6:84a84e00 r5:849c9800 [ 1327.558728][ T32] r4:00000001 [ 1327.558766][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.558816][ T32] Exception stack(0xe89a1fb0 to 0xe89a1ff8) [ 1327.558843][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1327.558890][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.558919][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.558947][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1327.558968][ T32] r4:850e3640 [ 1327.559384][ T32] INFO: task kworker/0:333:4010 is blocked on a mutex likely owned by task kworker/0:313:3955. [ 1327.559420][ T32] task:kworker/0:313 state:R running task stack:0 pid:3955 tgid:3955 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1327.559824][ T32] Exception stack(0xe08c5d20 to 0xe08c5d68) ** 8 printk messages dropped ** [ 1327.560261][ T32] r4:e08c5dc0 ** 2 printk messages dropped ** [ 1327.560367][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1327.581435][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1327.581818][ T32] r4:00000001 [ 1327.581869][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.581915][ T32] Exception stack(0xe08c5fb0 to 0xe08c5ff8) [ 1327.581946][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1327.581973][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.582022][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.582105][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1327.582130][ T32] r4:850d9680 [ 1327.582154][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.582183][ T32] INFO: task kworker/0:334:4011 blocked for more than 454 seconds. [ 1327.582236][ T32] Not tainted 6.15.0-syzkaller #0 [ 1327.582266][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.582298][ T32] task:kworker/0:334 state:D stack:0 pid:4011 tgid:4011 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.582359][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.582438][ T32] Call trace: [ 1327.582508][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1327.582561][ T32] r10:829189c0 r9:e89a5d84 r8:00000002 r7:60000113 r6:e89a5d8c r5:849ca400 [ 1327.582584][ T32] r4:849ca400 [ 1327.582623][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1327.582668][ T32] r5:849ca400 r4:829189bc [ 1327.582686][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.582781][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.582829][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e89a5e08 [ 1327.582851][ T32] r4:00000000 [ 1327.582870][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1327.582906][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1327.582946][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1327.582986][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e3d00 [ 1327.583029][ T32] r4:00000000 [ 1327.583052][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1327.583103][ T32] r9:83018005 r8:849ca400 r7:00000000 r6:83018000 r5:00001000 r4:7f059000 [ 1327.583216][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1327.583273][ T32] r5:00001000 r4:e0587000 ** 1 printk messages dropped ** [ 1327.583348][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1327.583731][ T32] r10:00000000 r9:84a84e80 r8:8027ecf4 r7:e89a1e60 r6:84a84f00 r5:849ca400 ** 7 printk messages dropped ** [ 1327.583967][ T32] r4:850e3640 ** 2 printk messages dropped ** [ 1327.584594][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1327.584895][ T32] 5d40: 7f321000 e0675000 8280c9b4 e08c5d9c e08c5da0 e08c5d70 80230ad4 80239bb0 ** 9 printk messages dropped ** [ 1327.585276][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1327.585582][ T32] r5:85073b8c r4:85073800 ** 3 printk messages dropped ** [ 1327.585779][ T32] r10:61c88647 r9:84b7b000 r8:84b0bc2c r7:82804d40 r6:dddced40 r5:dddced60 ** 8 printk messages dropped ** [ 1327.586141][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1327.586384][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1327.586590][ T32] r5:849cb000 r4:829189bc [ 1327.586619][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1327.586788][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1327.587035][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e3c00 ** 8 printk messages dropped ** [ 1327.587567][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) ** 10 printk messages dropped ** [ 1327.588065][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1327.588790][ T32] Call trace: ** 6 printk messages dropped ** [ 1327.589115][ T32] 5d40: 7f321000 e0675000 8280c9b4 e08c5d9c e08c5da0 e08c5d70 80230ad4 80239bb0 ** 8 printk messages dropped ** [ 1327.589499][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9900 ** 6 printk messages dropped ** [ 1327.589793][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1327.590268][ T32] Exception stack(0xe08c5fb0 to 0xe08c5ff8) ** 8 printk messages dropped ** [ 1327.620334][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 1 printk messages dropped ** [ 1327.620529][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.621229][ T32] Call trace: [ 1327.621307][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1327.621470][ T32] r10:829189c0 r9:e89a9d84 r8:00000002 r7:60000013 r6:e89a9d8c r5:849cbc00 [ 1327.621529][ T32] r4:849cbc00 [ 1327.621597][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1327.621700][ T32] r5:849cbc00 r4:829189bc [ 1327.621773][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.621863][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.621982][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e89a9e08 [ 1327.622049][ T32] r4:00000000 [ 1327.622108][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1327.622193][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1327.622280][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1327.622377][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e3ec0 [ 1327.622426][ T32] r4:00000000 [ 1327.622468][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1327.622553][ T32] r9:83018005 r8:849cbc00 r7:00000000 r6:83018000 r5:00001000 r4:7f05b000 [ 1327.622597][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1327.622704][ T32] r5:00001000 r4:e072d000 [ 1327.622755][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1327.622835][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.622927][ T32] r5:8513578c r4:85135400 [ 1327.622975][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1327.623076][ T32] r7:dddced40 r6:83018000 r5:8513578c r4:84a82080 [ 1327.623155][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1327.623280][ T32] r10:61c88647 r9:849cbc00 r8:84a820ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1327.623345][ T32] r4:84a82080 [ 1327.623408][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1327.623501][ T32] r10:00000000 r9:84a82080 r8:8027ecf4 r7:e89a5e60 r6:84a82100 r5:849cbc00 [ 1327.623548][ T32] r4:00000001 [ 1327.623589][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.623661][ T32] Exception stack(0xe89a9fb0 to 0xe89a9ff8) [ 1327.623720][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1327.623785][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.623849][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.623908][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1327.623956][ T32] r4:850e3b00 [ 1327.624871][ T32] INFO: task kworker/0:336:4017 is blocked on a mutex likely owned by task kworker/0:313:3955. [ 1327.624962][ T32] task:kworker/0:313 state:R running task stack:0 pid:3955 tgid:3955 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.625117][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.625261][ T32] Call trace: [ 1327.625321][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1327.625441][ T32] r10:8280c9b4 r9:84b7b000 r8:80200be4 r7:e08c5d54 r6:ffffffff r5:84b7b000 [ 1327.625544][ T32] r4:00000000 [ 1327.625602][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.625714][ T32] Exception stack(0xe08c5d20 to 0xe08c5d68) [ 1327.625783][ T32] 5d20: d02cd000 e0675000 00000001 80239b98 7f321000 00000001 82ac11c4 82ac05a0 [ 1327.625859][ T32] 5d40: 7f321000 e0675000 8280c9b4 e08c5d9c e08c5da0 e08c5d70 80230ad4 80239bb0 [ 1327.625917][ T32] 5d60: 80050013 ffffffff [ 1327.625965][ T32] r5:80050013 r4:80239bb0 [ 1327.626009][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1327.626131][ T32] r4:82ac11e4 [ 1327.626185][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.626291][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08c5dc0 r5:e08c5e08 [ 1327.626347][ T32] r4:e08c5dc0 [ 1327.626392][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1327.626478][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9900 [ 1327.626525][ T32] r4:00000000 [ 1327.626564][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1327.626655][ T32] r9:83018005 r8:84b7b000 r7:00000000 r6:83018000 r5:00001000 r4:7f099000 [ 1327.626699][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1327.626797][ T32] r5:00001000 r4:e06bd000 [ 1327.626844][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1327.626916][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.626992][ T32] r5:85073b8c r4:85073800 [ 1327.627034][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1327.627148][ T32] r7:dddced40 r6:83018000 r5:85073b8c r4:84b0bc00 [ 1327.627194][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1327.627279][ T32] r10:61c88647 r9:84b7b000 r8:84b0bc2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1327.627321][ T32] r4:84b0bc00 [ 1327.627368][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1327.627513][ T32] r10:00000000 r9:84b0bc00 r8:8027ecf4 r7:e08b1e60 r6:85024400 r5:84b7b000 [ 1327.627571][ T32] r4:00000001 [ 1327.627640][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.627714][ T32] Exception stack(0xe08c5fb0 to 0xe08c5ff8) [ 1327.627763][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1327.627817][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.627866][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.627920][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1327.627968][ T32] r4:850d9680 [ 1327.628012][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.628127][ T32] INFO: task kworker/1:111:4018 blocked for more than 454 seconds. [ 1327.628198][ T32] Not tainted 6.15.0-syzkaller #0 ** 1 printk messages dropped ** [ 1327.628341][ T32] task:kworker/1:111 state:D stack:0 pid:4018 tgid:4018 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1327.628964][ T32] r5:849cc800 r4:829189bc ** 1 printk messages dropped ** [ 1327.629137][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) ** 1 printk messages dropped ** [ 1327.629278][ T32] r4:00000000 [ 1327.629318][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1327.629401][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1327.629539][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1327.629655][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a6f240 [ 1327.629717][ T32] r4:00000000 [ 1327.629755][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1327.629853][ T32] r9:83018205 r8:849cc800 r7:00000000 r6:83018200 r5:00001000 r4:7f0ab000 [ 1327.629910][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1327.630001][ T32] r5:00001000 r4:eaa19000 [ 1327.630047][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1327.630142][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.630252][ T32] r5:84ac7f8c r4:84ac7c00 [ 1327.630309][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1327.630433][ T32] r7:ddde2d40 r6:83018200 r5:84ac7f8c r4:85024d00 [ 1327.630490][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1327.652915][ T32] r10:61c88647 r9:849cc800 r8:85024d2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1327.653009][ T32] r4:85024d00 [ 1327.653057][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1327.653191][ T32] r10:00000000 r9:85024d00 r8:8027ecf4 r7:e07a9e60 r6:84a82180 r5:849cc800 [ 1327.653297][ T32] r4:00000001 [ 1327.653353][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.653470][ T32] Exception stack(0xe89adfb0 to 0xe89adff8) [ 1327.653547][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1327.653607][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.653660][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.653721][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1327.653765][ T32] r4:84ba3c80 [ 1327.654663][ T32] INFO: task kworker/1:111:4018 is blocked on a mutex likely owned by task kworker/0:313:3955. [ 1327.654742][ T32] task:kworker/0:313 state:R running task stack:0 pid:3955 tgid:3955 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.654905][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.655036][ T32] Call trace: [ 1327.655105][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1327.655329][ T32] r10:8280c9b4 r9:84b7b000 r8:80200be4 r7:e08c5d54 r6:ffffffff r5:84b7b000 [ 1327.655390][ T32] r4:00000000 [ 1327.655430][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.655582][ T32] Exception stack(0xe08c5d20 to 0xe08c5d68) [ 1327.655667][ T32] 5d20: d0646000 e0675000 00000001 80239b98 7f321000 00000001 82ac11c4 82ac05a0 [ 1327.655731][ T32] 5d40: 7f321000 e0675000 8280c9b4 e08c5d9c e08c5da0 e08c5d70 80230ad4 80239bb0 [ 1327.655807][ T32] 5d60: 80050013 ffffffff [ 1327.655869][ T32] r5:80050013 r4:80239bb0 [ 1327.655916][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1327.656004][ T32] r4:82ac11e4 [ 1327.656041][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.656157][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08c5dc0 r5:e08c5e08 [ 1327.656219][ T32] r4:e08c5dc0 [ 1327.656266][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1327.656351][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9900 [ 1327.656399][ T32] r4:00000000 [ 1327.656436][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1327.656519][ T32] r9:83018005 r8:84b7b000 r7:00000000 r6:83018000 r5:00001000 r4:7f099000 [ 1327.656568][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1327.656649][ T32] r5:00001000 r4:e06bd000 [ 1327.656712][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1327.656792][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.656869][ T32] r5:85073b8c r4:85073800 [ 1327.656909][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1327.657014][ T32] r7:dddced40 r6:83018000 r5:85073b8c r4:84b0bc00 [ 1327.657062][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1327.657242][ T32] r10:61c88647 r9:84b7b000 r8:84b0bc2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1327.657291][ T32] r4:84b0bc00 [ 1327.657366][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1327.657480][ T32] r10:00000000 r9:84b0bc00 r8:8027ecf4 r7:e08b1e60 r6:85024400 r5:84b7b000 [ 1327.657548][ T32] r4:00000001 [ 1327.657584][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.657663][ T32] Exception stack(0xe08c5fb0 to 0xe08c5ff8) [ 1327.657816][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1327.657905][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.657990][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.658053][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1327.658099][ T32] r4:850d9680 [ 1327.658174][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.658280][ T32] INFO: task kworker/0:337:4020 blocked for more than 454 seconds. [ 1327.658381][ T32] Not tainted 6.15.0-syzkaller #0 [ 1327.658434][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.658503][ T32] task:kworker/0:337 state:D stack:0 pid:4020 tgid:4020 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.658622][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.658704][ T32] Call trace: [ 1327.658791][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1327.658878][ T32] r10:829189c0 r9:e89b1d84 r8:00000002 r7:60000113 r6:e89b1d8c r5:849cd400 [ 1327.658921][ T32] r4:849cd400 [ 1327.658975][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1327.659049][ T32] r5:849cd400 r4:829189bc [ 1327.659099][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.659205][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.659298][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e89b1e08 [ 1327.659368][ T32] r4:00000000 [ 1327.659409][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1327.659486][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1327.659558][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1327.659674][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b9d040 [ 1327.659746][ T32] r4:00000000 [ 1327.659787][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1327.659866][ T32] r9:83018005 r8:849cd400 r7:00000000 r6:83018000 r5:00001000 r4:7f05f000 ** 1 printk messages dropped ** [ 1327.660021][ T32] r5:00001000 r4:e07b1000 [ 1327.660130][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1327.660211][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.660288][ T32] r5:85135f8c r4:85135c00 [ 1327.660327][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1327.660439][ T32] r7:dddced40 r6:83018000 r5:85135f8c r4:84a82200 [ 1327.660582][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1327.688094][ T32] r10:61c88647 r9:849cd400 r8:84a8222c r7:82804d40 r6:dddced40 r5:dddced60 [ 1327.688204][ T32] r4:84a82200 [ 1327.688266][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1327.688407][ T32] r10:00000000 r9:84a82200 r8:8027ecf4 r7:e89a9e60 r6:84a82280 r5:849cd400 [ 1327.688460][ T32] r4:00000001 [ 1327.688496][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.688601][ T32] Exception stack(0xe89b1fb0 to 0xe89b1ff8) [ 1327.688664][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1327.688725][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.688788][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.688902][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1327.688953][ T32] r4:847d10c0 [ 1327.689793][ T32] INFO: task kworker/0:337:4020 is blocked on a mutex likely owned by task kworker/0:313:3955. [ 1327.689868][ T32] task:kworker/0:313 state:R running task stack:0 pid:3955 tgid:3955 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.690001][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.690110][ T32] Call trace: [ 1327.690179][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1327.690327][ T32] r10:8280c9b4 r9:84b7b000 r8:80200be4 r7:e08c5d54 r6:ffffffff r5:84b7b000 [ 1327.690428][ T32] r4:00000000 [ 1327.690473][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.701188][ T32] Exception stack(0xe08c5d20 to 0xe08c5d68) [ 1327.701301][ T32] 5d20: d0e00000 e0675000 00000001 80239b98 7f321000 00000001 82ac11c4 82ac05a0 [ 1327.701367][ T32] 5d40: 7f321000 e0675000 8280c9b4 e08c5d9c e08c5da0 e08c5d70 80230ad4 80239bb0 [ 1327.701397][ T32] 5d60: 80050013 ffffffff [ 1327.701442][ T32] r5:80050013 r4:80239bb0 [ 1327.701515][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1327.701616][ T32] r4:82ac11e4 [ 1327.701704][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.701785][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08c5dc0 r5:e08c5e08 [ 1327.701838][ T32] r4:e08c5dc0 [ 1327.701882][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1327.701977][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9900 ** 2 printk messages dropped ** [ 1327.702232][ T32] r9:83018005 r8:84b7b000 r7:00000000 r6:83018000 r5:00001000 r4:7f099000 ** 8 printk messages dropped ** [ 1327.702880][ T32] r10:61c88647 r9:84b7b000 r8:84b0bc2c r7:82804d40 r6:dddced40 r5:dddced60 ** 5 printk messages dropped ** [ 1327.703322][ T32] Exception stack(0xe08c5fb0 to 0xe08c5ff8) ** 3 printk messages dropped ** [ 1327.703694][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 4 printk messages dropped ** [ 1327.703970][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 5 printk messages dropped ** [ 1327.704541][ T32] r4:849ce000 ** 1 printk messages dropped ** [ 1327.704665][ T32] r5:849ce000 r4:829189bc [ 1327.704716][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.704799][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.704895][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e89b5e08 [ 1327.705005][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1327.705146][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) ** 4 printk messages dropped ** [ 1327.705527][ T32] r9:83018005 r8:849ce000 r7:00000000 r6:83018000 r5:00001000 r4:7f05d000 ** 4 printk messages dropped ** [ 1327.705927][ T32] r5:85135b8c r4:85135800 ** 1 printk messages dropped ** [ 1327.706057][ T32] r7:dddced40 r6:83018000 r5:85135b8c r4:84a82300 ** 5 printk messages dropped ** [ 1327.706528][ T32] r4:00000001 ** 2 printk messages dropped ** [ 1327.706707][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1327.707850][ T32] INFO: task kworker/0:338:4022 is blocked on a mutex likely owned by task kworker/0:313:3955. ** 5 printk messages dropped ** [ 1327.708544][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1327.708846][ T32] 5d40: 7f321000 e0675000 8280c9b4 e08c5d9c e08c5da0 e08c5d70 80230ad4 80239bb0 [ 1327.708902][ T32] 5d60: 80050013 ffffffff [ 1327.708949][ T32] r5:80050013 r4:80239bb0 [ 1327.708991][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1327.709073][ T32] r4:82ac11e4 [ 1327.709114][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.709249][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08c5dc0 r5:e08c5e08 [ 1327.709300][ T32] r4:e08c5dc0 [ 1327.709356][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1327.709447][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9900 [ 1327.709495][ T32] r4:00000000 [ 1327.709527][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1327.709615][ T32] r9:83018005 r8:84b7b000 r7:00000000 r6:83018000 r5:00001000 r4:7f099000 [ 1327.709664][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1327.709760][ T32] r5:00001000 r4:e06bd000 [ 1327.709803][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1327.709879][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.709957][ T32] r5:85073b8c r4:85073800 [ 1327.710010][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1327.710098][ T32] r7:dddced40 r6:83018000 r5:85073b8c r4:84b0bc00 [ 1327.710156][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1327.710247][ T32] r10:61c88647 r9:84b7b000 r8:84b0bc2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1327.710317][ T32] r4:84b0bc00 [ 1327.710376][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1327.710462][ T32] r10:00000000 r9:84b0bc00 r8:8027ecf4 r7:e08b1e60 r6:85024400 r5:84b7b000 [ 1327.710561][ T32] r4:00000001 [ 1327.730476][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.731198][ T32] Exception stack(0xe08c5fb0 to 0xe08c5ff8) [ 1327.731280][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1327.731320][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.731383][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.731435][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1327.731484][ T32] r4:850d9680 [ 1327.731530][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.731610][ T32] INFO: task kworker/0:339:4024 blocked for more than 454 seconds. [ 1327.731683][ T32] Not tainted 6.15.0-syzkaller #0 [ 1327.731761][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.731823][ T32] task:kworker/0:339 state:D stack:0 pid:4024 tgid:4024 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.732076][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.732235][ T32] Call trace: [ 1327.732322][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1327.732438][ T32] r10:829189c0 r9:e89b9d84 r8:00000002 r7:60000113 r6:e89b9d8c r5:849cec00 [ 1327.732528][ T32] r4:849cec00 [ 1327.732580][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1327.732662][ T32] r5:849cec00 r4:829189bc [ 1327.732708][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.732792][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.732882][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e89b9e08 [ 1327.732951][ T32] r4:00000000 [ 1327.733006][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1327.733087][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1327.733195][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1327.733282][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b9d300 [ 1327.733352][ T32] r4:00000000 [ 1327.733406][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1327.733498][ T32] r9:83018005 r8:849cec00 r7:00000000 r6:83018000 r5:00001000 r4:7f061000 [ 1327.733540][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1327.733622][ T32] r5:00001000 r4:e07cb000 [ 1327.733677][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1327.733755][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.733833][ T32] r5:8513638c r4:85136000 [ 1327.733906][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1327.733997][ T32] r7:dddced40 r6:83018000 r5:8513638c r4:84a82400 [ 1327.734049][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1327.734155][ T32] r10:61c88647 r9:849cec00 r8:84a8242c r7:82804d40 r6:dddced40 r5:dddced60 [ 1327.734203][ T32] r4:84a82400 [ 1327.734292][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1327.734390][ T32] r10:00000000 r9:84a82400 r8:8027ecf4 r7:e89b1e60 r6:84a82480 r5:849cec00 [ 1327.734447][ T32] r4:00000001 [ 1327.734487][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.734560][ T32] Exception stack(0xe89b9fb0 to 0xe89b9ff8) [ 1327.734617][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1327.734676][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.734726][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.734794][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1327.734867][ T32] r4:84b9d080 [ 1327.735733][ T32] INFO: task kworker/0:339:4024 is blocked on a mutex likely owned by task kworker/0:313:3955. [ 1327.735807][ T32] task:kworker/0:313 state:R running task stack:0 pid:3955 tgid:3955 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.735973][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.736063][ T32] Call trace: [ 1327.736163][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1327.736284][ T32] r10:8280c9b4 r9:84b7b000 r8:80200be4 r7:e08c5d54 r6:ffffffff r5:84b7b000 [ 1327.736342][ T32] r4:00000000 [ 1327.736390][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.736472][ T32] Exception stack(0xe08c5d20 to 0xe08c5d68) [ 1327.736534][ T32] 5d20: d1038000 e0675000 00000001 80239b98 7f321000 00000001 82ac11c4 82ac05a0 [ 1327.736588][ T32] 5d40: 7f321000 e0675000 8280c9b4 e08c5d9c e08c5da0 e08c5d70 80230ad4 80239bb0 [ 1327.736662][ T32] 5d60: 80050013 ffffffff [ 1327.736799][ T32] r5:80050013 r4:80239bb0 [ 1327.736895][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1327.736991][ T32] r4:82ac11e4 [ 1327.737084][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.737174][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08c5dc0 r5:e08c5e08 [ 1327.737222][ T32] r4:e08c5dc0 [ 1327.737260][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1327.737349][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9900 [ 1327.737418][ T32] r4:00000000 [ 1327.737486][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1327.737585][ T32] r9:83018005 r8:84b7b000 r7:00000000 r6:83018000 r5:00001000 r4:7f099000 [ 1327.737650][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1327.737736][ T32] r5:00001000 r4:e06bd000 [ 1327.737780][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1327.737850][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1327.738084][ T32] r7:dddced40 r6:83018000 r5:85073b8c r4:84b0bc00 [ 1327.738153][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1327.738244][ T32] r10:61c88647 r9:84b7b000 r8:84b0bc2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1327.738293][ T32] r4:84b0bc00 [ 1327.738328][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1327.738455][ T32] r10:00000000 r9:84b0bc00 r8:8027ecf4 r7:e08b1e60 r6:85024400 r5:84b7b000 [ 1327.738510][ T32] r4:00000001 [ 1327.738550][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.738683][ T32] Exception stack(0xe08c5fb0 to 0xe08c5ff8) [ 1327.738748][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1327.738801][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.738855][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.738919][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1327.738965][ T32] r4:850d9680 [ 1327.739028][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.739136][ T32] INFO: task kworker/0:340:4027 blocked for more than 454 seconds. [ 1327.739208][ T32] Not tainted 6.15.0-syzkaller #0 [ 1327.739260][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.739320][ T32] task:kworker/0:340 state:D stack:0 pid:4027 tgid:4027 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.739428][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.739507][ T32] Call trace: [ 1327.739600][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1327.739688][ T32] r10:829189c0 r9:e89bdd84 r8:00000002 r7:60000013 r6:e89bdd8c r5:848d8000 [ 1327.739742][ T32] r4:848d8000 [ 1327.739780][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1327.739859][ T32] r5:848d8000 r4:829189bc [ 1327.739894][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.739997][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.740097][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e89bde08 [ 1327.740153][ T32] r4:00000000 [ 1327.740197][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1327.740280][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1327.740358][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1327.740508][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b9d440 [ 1327.773303][ T32] r4:00000000 [ 1327.773455][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1327.773538][ T32] r9:83018005 r8:848d8000 r7:00000000 r6:83018000 r5:00001000 r4:7f063000 [ 1327.773591][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1327.773676][ T32] r5:00001000 r4:e07d9000 [ 1327.773701][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1327.773742][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.773812][ T32] r5:8513678c r4:85136400 [ 1327.773836][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1327.774004][ T32] r7:dddced40 r6:83018000 r5:8513678c r4:84a82500 [ 1327.774029][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1327.774075][ T32] r10:61c88647 r9:848d8000 r8:84a8252c r7:82804d40 r6:dddced40 r5:dddced60 [ 1327.774162][ T32] r4:84a82500 [ 1327.774198][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1327.774247][ T32] r10:00000000 r9:84a82500 r8:8027ecf4 r7:e89b9e60 r6:84a82580 r5:848d8000 [ 1327.774270][ T32] r4:00000001 [ 1327.774289][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.774324][ T32] Exception stack(0xe89bdfb0 to 0xe89bdff8) [ 1327.774387][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1327.774421][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.774475][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.774515][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1327.774538][ T32] r4:84b9d180 [ 1327.775067][ T32] INFO: task kworker/0:340:4027 is blocked on a mutex likely owned by task kworker/0:313:3955. [ 1327.775108][ T32] task:kworker/0:313 state:R running task stack:0 pid:3955 tgid:3955 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.775291][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.775371][ T32] Call trace: [ 1327.775464][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1327.775578][ T32] r10:8280c9b4 r9:84b7b000 r8:80200be4 r7:e08c5d54 r6:ffffffff r5:84b7b000 [ 1327.775672][ T32] r4:00000000 [ 1327.775734][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.775789][ T32] Exception stack(0xe08c5d20 to 0xe08c5d68) [ 1327.775820][ T32] 5d20: d192c000 e0675000 00000001 80239b98 7f321000 00000001 82ac11c4 82ac05a0 [ 1327.775850][ T32] 5d40: 7f321000 e0675000 8280c9b4 e08c5d9c e08c5da0 e08c5d70 80230ad4 80239bb0 [ 1327.775952][ T32] 5d60: 80050013 ffffffff [ 1327.776002][ T32] r5:80050013 r4:80239bb0 [ 1327.776034][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1327.776079][ T32] r4:82ac11e4 [ 1327.776138][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.776223][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08c5dc0 r5:e08c5e08 [ 1327.776267][ T32] r4:e08c5dc0 [ 1327.776343][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1327.776421][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9900 [ 1327.776455][ T32] r4:00000000 [ 1327.776505][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1327.776604][ T32] r9:83018005 r8:84b7b000 r7:00000000 r6:83018000 r5:00001000 r4:7f099000 [ 1327.776659][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1327.776716][ T32] r5:00001000 r4:e06bd000 [ 1327.776739][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1327.776786][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.776833][ T32] r5:85073b8c r4:85073800 [ 1327.776860][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1327.776907][ T32] r7:dddced40 r6:83018000 r5:85073b8c r4:84b0bc00 [ 1327.776944][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1327.776995][ T32] r10:61c88647 r9:84b7b000 r8:84b0bc2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1327.777049][ T32] r4:84b0bc00 [ 1327.777099][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1327.777203][ T32] r10:00000000 r9:84b0bc00 r8:8027ecf4 r7:e08b1e60 r6:85024400 r5:84b7b000 [ 1327.777237][ T32] r4:00000001 [ 1327.777260][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.777327][ T32] Exception stack(0xe08c5fb0 to 0xe08c5ff8) [ 1327.777392][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1327.777427][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.777455][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.777485][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1327.777510][ T32] r4:850d9680 [ 1327.777535][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.777568][ T32] INFO: task kworker/0:341:4028 blocked for more than 454 seconds. [ 1327.777605][ T32] Not tainted 6.15.0-syzkaller #0 [ 1327.777632][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.777655][ T32] task:kworker/0:341 state:D stack:0 pid:4028 tgid:4028 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.777730][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.777785][ T32] Call trace: [ 1327.777850][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1327.777902][ T32] r10:829189c0 r9:e89c1d84 r8:00000002 r7:60000013 r6:e89c1d8c r5:848d8c00 [ 1327.777950][ T32] r4:848d8c00 [ 1327.777986][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1327.778032][ T32] r5:848d8c00 r4:829189bc [ 1327.778081][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.778129][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.778179][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e89c1e08 [ 1327.778208][ T32] r4:00000000 [ 1327.778243][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1327.778289][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1327.778341][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1327.778479][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b9d740 [ 1327.778507][ T32] r4:00000000 [ 1327.778552][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1327.778622][ T32] r9:83018005 r8:848d8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f067000 [ 1327.778658][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1327.778700][ T32] r5:00001000 r4:e0825000 [ 1327.778721][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1327.778764][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.778805][ T32] r5:85136f8c r4:85136c00 [ 1327.778827][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1327.778873][ T32] r7:dddced40 r6:83018000 r5:85136f8c r4:84a82600 [ 1327.778948][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1327.779136][ T32] r10:61c88647 r9:848d8c00 r8:84a8262c r7:82804d40 r6:dddced40 r5:dddced60 [ 1327.779193][ T32] r4:84a82600 [ 1327.779218][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1327.779322][ T32] r10:00000000 r9:84a82600 r8:8027ecf4 r7:e89bde60 r6:84a82680 r5:848d8c00 [ 1327.779383][ T32] r4:00000001 [ 1327.779427][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.779473][ T32] Exception stack(0xe89c1fb0 to 0xe89c1ff8) [ 1327.779563][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1327.779622][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.779685][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.779720][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1327.779743][ T32] r4:84b9d2c0 [ 1327.780203][ T32] INFO: task kworker/0:341:4028 is blocked on a mutex likely owned by task kworker/0:313:3955. [ 1327.780249][ T32] task:kworker/0:313 state:R running task stack:0 pid:3955 tgid:3955 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.780355][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.780463][ T32] Call trace: [ 1327.780609][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1327.793530][ T32] r10:8280c9b4 r9:84b7b000 r8:80200be4 r7:e08c5d54 r6:ffffffff r5:84b7b000 [ 1327.793611][ T32] r4:00000000 [ 1327.793649][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.793717][ T32] Exception stack(0xe08c5d20 to 0xe08c5d68) [ 1327.793811][ T32] 5d20: d192c000 e0675000 00000001 80239b98 7f321000 00000001 82ac11c4 82ac05a0 [ 1327.793848][ T32] 5d40: 7f321000 e0675000 8280c9b4 e08c5d9c e08c5da0 e08c5d70 80230ad4 80239bb0 [ 1327.793878][ T32] 5d60: 80050013 ffffffff [ 1327.793906][ T32] r5:80050013 r4:80239bb0 [ 1327.793979][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1327.794034][ T32] r4:82ac11e4 [ 1327.794084][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.794140][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08c5dc0 r5:e08c5e08 [ 1327.794167][ T32] r4:e08c5dc0 [ 1327.794216][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1327.794266][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9900 [ 1327.794292][ T32] r4:00000000 [ 1327.794344][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1327.794471][ T32] r9:83018005 r8:84b7b000 r7:00000000 r6:83018000 r5:00001000 r4:7f099000 [ 1327.794501][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1327.794548][ T32] r5:00001000 r4:e06bd000 [ 1327.794595][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1327.794642][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.794685][ T32] r5:85073b8c r4:85073800 [ 1327.794708][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1327.794752][ T32] r7:dddced40 r6:83018000 r5:85073b8c r4:84b0bc00 [ 1327.794775][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) ** 5 printk messages dropped ** [ 1327.795146][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.795236][ T32] Exception stack(0xe08c5fb0 to 0xe08c5ff8) [ 1327.795295][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1327.795331][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.795418][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.795531][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1327.795559][ T32] r4:850d9680 [ 1327.795588][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.795622][ T32] INFO: task kworker/0:342:4030 blocked for more than 454 seconds. [ 1327.795659][ T32] Not tainted 6.15.0-syzkaller #0 [ 1327.795686][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.795711][ T32] task:kworker/0:342 state:D stack:0 pid:4030 tgid:4030 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.795799][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.795931][ T32] Call trace: [ 1327.795966][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1327.796098][ T32] r10:829189c0 r9:e89d1d84 r8:00000002 r7:60000013 r6:e89d1d8c r5:84b86c00 [ 1327.796128][ T32] r4:84b86c00 [ 1327.796150][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1327.796195][ T32] r5:84b86c00 r4:829189bc [ 1327.796218][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.796301][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.796360][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e89d1e08 [ 1327.796411][ T32] r4:00000000 [ 1327.796436][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1327.796476][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1327.796541][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1327.796590][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b9d2c0 [ 1327.796642][ T32] r4:00000000 [ 1327.796671][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1327.796715][ T32] r9:83018005 r8:84b86c00 r7:00000000 r6:83018000 r5:00001000 r4:7f065000 [ 1327.796738][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 1327.796888][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1327.797249][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1327.797459][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1327.798291][ T32] r10:8280c9b4 r9:84b7b000 r8:80200be4 r7:e08c5d54 r6:ffffffff r5:84b7b000 [ 1327.798344][ T32] r4:00000000 [ 1327.798368][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.798409][ T32] Exception stack(0xe08c5d20 to 0xe08c5d68) [ 1327.798437][ T32] 5d20: d192c000 e0675000 00000001 80239b98 7f321000 00000001 82ac11c4 82ac05a0 [ 1327.798466][ T32] 5d40: 7f321000 e0675000 8280c9b4 e08c5d9c e08c5da0 e08c5d70 80230ad4 80239bb0 [ 1327.798490][ T32] 5d60: 80050013 ffffffff [ 1327.798513][ T32] r5:80050013 r4:80239bb0 [ 1327.798533][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1327.798592][ T32] r4:82ac11e4 [ 1327.798616][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.798684][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08c5dc0 r5:e08c5e08 [ 1327.798736][ T32] r4:e08c5dc0 [ 1327.798758][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1327.798901][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9900 [ 1327.798942][ T32] r4:00000000 [ 1327.798964][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1327.799007][ T32] r9:83018005 r8:84b7b000 r7:00000000 r6:83018000 r5:00001000 r4:7f099000 [ 1327.799057][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1327.799144][ T32] r5:00001000 r4:e06bd000 [ 1327.799207][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1327.799277][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.799319][ T32] r5:85073b8c r4:85073800 [ 1327.799349][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1327.799393][ T32] r7:dddced40 r6:83018000 r5:85073b8c r4:84b0bc00 [ 1327.799413][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1327.799468][ T32] r10:61c88647 r9:84b7b000 r8:84b0bc2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1327.799493][ T32] r4:84b0bc00 [ 1327.799512][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1327.799556][ T32] r10:00000000 r9:84b0bc00 r8:8027ecf4 r7:e08b1e60 r6:85024400 r5:84b7b000 [ 1327.799602][ T32] r4:00000001 [ 1327.799651][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.799689][ T32] Exception stack(0xe08c5fb0 to 0xe08c5ff8) [ 1327.799717][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 3 printk messages dropped ** [ 1327.799821][ T32] r4:850d9680 ** 4 printk messages dropped ** [ 1327.799996][ T32] task:kworker/0:343 state:D stack:0 pid:4032 tgid:4032 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1327.800320][ T32] r5:84b7ec00 r4:829189bc [ 1327.800351][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1327.800482][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1327.817968][ T32] r9:83018005 r8:84b7ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f069000 ** 8 printk messages dropped ** [ 1327.818399][ T32] r10:61c88647 r9:84b7ec00 r8:84a827ac r7:82804d40 r6:dddced40 r5:dddced60 ** 11 printk messages dropped ** [ 1327.819510][ T32] INFO: task kworker/0:343:4032 is blocked on a mutex likely owned by task kworker/0:313:3955. ** 10 printk messages dropped ** [ 1327.820144][ T32] 5d60: 80050013 ffffffff ** 7 printk messages dropped ** [ 1327.820430][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9900 ** 9 printk messages dropped ** [ 1327.836693][ T32] r7:dddced40 r6:83018000 r5:85073b8c r4:84b0bc00 ** 9 printk messages dropped ** [ 1327.837035][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1327.837549][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1327.837973][ T32] r5:84b7d400 r4:829189bc [ 1327.837996][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1327.838138][ T32] r4:00000000 [ 1327.838161][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1327.838200][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1327.838238][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1327.838279][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b9d980 [ 1327.838300][ T32] r4:00000000 [ 1327.838347][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1327.838395][ T32] r9:83018005 r8:84b7d400 r7:00000000 r6:83018000 r5:00001000 r4:7f0a5000 [ 1327.838417][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1327.838482][ T32] r5:00001000 r4:e89e7000 [ 1327.838518][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1327.838560][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.838600][ T32] r5:8513778c r4:85137400 [ 1327.838633][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1327.838680][ T32] r7:dddced40 r6:83018000 r5:8513778c r4:84a82800 [ 1327.838703][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1327.838815][ T32] r10:61c88647 r9:84b7d400 r8:84a8282c r7:82804d40 r6:dddced40 r5:dddced60 [ 1327.838841][ T32] r4:84a82800 [ 1327.838861][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1327.838905][ T32] r10:00000000 r9:84a82800 r8:8027ecf4 r7:e89e1e60 r6:85024e80 r5:84b7d400 [ 1327.838937][ T32] r4:00000001 [ 1327.838959][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.838993][ T32] Exception stack(0xe89f1fb0 to 0xe89f1ff8) [ 1327.839033][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1327.839072][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.839104][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.839188][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1327.839242][ T32] r4:84b9d8c0 [ 1327.839787][ T32] INFO: task kworker/0:344:4034 is blocked on a mutex likely owned by task kworker/0:313:3955. [ 1327.839882][ T32] task:kworker/0:313 state:R running task stack:0 pid:3955 tgid:3955 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.839971][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.840031][ T32] Call trace: [ 1327.840155][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1327.840210][ T32] r10:8280c9b4 r9:84b7b000 r8:80200be4 r7:e08c5d54 r6:ffffffff r5:84b7b000 [ 1327.840258][ T32] r4:00000000 [ 1327.840307][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.840357][ T32] Exception stack(0xe08c5d20 to 0xe08c5d68) [ 1327.840387][ T32] 5d20: d1f47000 e0675000 00000001 80239b98 7f321000 00000001 82ac11c4 82ac05a0 [ 1327.840416][ T32] 5d40: 7f321000 e0675000 8280c9b4 e08c5d9c e08c5da0 e08c5d70 80230ad4 80239bb0 [ 1327.840440][ T32] 5d60: 80050013 ffffffff [ 1327.840462][ T32] r5:80050013 r4:80239bb0 [ 1327.840506][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1327.851509][ T32] r4:82ac11e4 [ 1327.851583][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.851656][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08c5dc0 r5:e08c5e08 [ 1327.851709][ T32] r4:e08c5dc0 [ 1327.851736][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1327.851801][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9900 [ 1327.851879][ T32] r4:00000000 [ 1327.851938][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1327.852007][ T32] r9:83018005 r8:84b7b000 r7:00000000 r6:83018000 r5:00001000 r4:7f099000 [ 1327.852034][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1327.852078][ T32] r5:00001000 r4:e06bd000 [ 1327.852114][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1327.852159][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.852199][ T32] r5:85073b8c r4:85073800 [ 1327.852218][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1327.852435][ T32] r4:84b0bc00 ** 5 printk messages dropped ** [ 1327.852726][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1327.853183][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1327.853426][ T32] r5:84b86000 r4:829189bc [ 1327.853446][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 1 printk messages dropped ** [ 1327.853530][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e89f5e08 ** 8 printk messages dropped ** [ 1327.853894][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 1327.854220][ T32] r4:84a82880 ** 5 printk messages dropped ** [ 1327.854483][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1327.855509][ T32] r10:8280c9b4 r9:84b7b000 r8:80200be4 r7:e08c5d54 r6:ffffffff r5:84b7b000 ** 11 printk messages dropped ** [ 1327.855954][ T32] r4:e08c5dc0 ** 2 printk messages dropped ** [ 1327.856119][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1327.856430][ T32] r5:85073b8c r4:85073800 ** 7 printk messages dropped ** [ 1327.856908][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1327.857075][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1327.857285][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 7 printk messages dropped ** [ 1327.857644][ T32] r5:84b7e000 r4:829189bc [ 1327.857698][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1327.857860][ T32] r4:00000000 [ 1327.857884][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1327.858025][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1327.858087][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1327.858140][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b9db00 [ 1327.858210][ T32] r4:00000000 [ 1327.858312][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1327.858364][ T32] r9:83018005 r8:84b7e000 r7:00000000 r6:83018000 r5:00001000 r4:7f0a7000 [ 1327.858442][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1327.858485][ T32] r5:00001000 r4:e89f7000 [ 1327.858535][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1327.858579][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.858644][ T32] r5:85137b8c r4:85137800 [ 1327.858685][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1327.858731][ T32] r7:dddced40 r6:83018000 r5:85137b8c r4:84a82980 [ 1327.858751][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1327.858795][ T32] r10:61c88647 r9:84b7e000 r8:84a829ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1327.858817][ T32] r4:84a82980 [ 1327.858835][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1327.858887][ T32] r10:00000000 r9:84a82980 r8:8027ecf4 r7:e89f5e60 r6:85024f80 r5:84b7e000 [ 1327.858913][ T32] r4:00000001 [ 1327.858931][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.858965][ T32] Exception stack(0xeaa0dfb0 to 0xeaa0dff8) [ 1327.858990][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1327.859042][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.859073][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.859105][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1327.859155][ T32] r4:84b9d780 [ 1327.859558][ T32] INFO: task kworker/0:346:4037 is blocked on a mutex likely owned by task kworker/0:313:3955. [ 1327.859622][ T32] task:kworker/0:313 state:R running task stack:0 pid:3955 tgid:3955 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.859717][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.859794][ T32] Call trace: [ 1327.859824][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1327.859873][ T32] r10:8280c9b4 r9:84b7b000 r8:80200be4 r7:e08c5d54 r6:ffffffff r5:84b7b000 [ 1327.859896][ T32] r4:00000000 [ 1327.859915][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.859953][ T32] Exception stack(0xe08c5d20 to 0xe08c5d68) [ 1327.859996][ T32] 5d20: d20b3000 e0675000 00000001 80239b98 7f321000 00000001 82ac11c4 82ac05a0 [ 1327.860028][ T32] 5d40: 7f321000 e0675000 8280c9b4 e08c5d9c e08c5da0 e08c5d70 80230ad4 80239bb0 [ 1327.860052][ T32] 5d60: 80050013 ffffffff [ 1327.860074][ T32] r5:80050013 r4:80239bb0 [ 1327.860118][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1327.860162][ T32] r4:82ac11e4 [ 1327.860183][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.860223][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08c5dc0 r5:e08c5e08 [ 1327.860244][ T32] r4:e08c5dc0 [ 1327.860264][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1327.860382][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9900 [ 1327.860438][ T32] r4:00000000 [ 1327.860595][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1327.883344][ T32] r9:83018005 r8:84b7b000 r7:00000000 r6:83018000 r5:00001000 r4:7f099000 [ 1327.883397][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1327.883494][ T32] r5:00001000 r4:e06bd000 [ 1327.883548][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1327.883594][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.883667][ T32] r5:85073b8c r4:85073800 [ 1327.883691][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1327.883813][ T32] r7:dddced40 r6:83018000 r5:85073b8c r4:84b0bc00 [ 1327.883838][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1327.883885][ T32] r10:61c88647 r9:84b7b000 r8:84b0bc2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1327.883907][ T32] r4:84b0bc00 [ 1327.883956][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1327.884058][ T32] r10:00000000 r9:84b0bc00 r8:8027ecf4 r7:e08b1e60 r6:85024400 r5:84b7b000 [ 1327.884097][ T32] r4:00000001 [ 1327.884123][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.884220][ T32] Exception stack(0xe08c5fb0 to 0xe08c5ff8) [ 1327.884266][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1327.884299][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.884325][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 2 printk messages dropped ** [ 1327.884427][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 10 printk messages dropped ** [ 1327.885144][ T32] r5:85160c00 r4:829189bc [ 1327.885166][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.885207][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) ** 4 printk messages dropped ** [ 1327.885393][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) ** 10 printk messages dropped ** [ 1327.886088][ T32] r7:dddced40 r6:83018000 r5:85137f8c r4:84a82900 ** 8 printk messages dropped ** [ 1327.886560][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1327.887586][ T32] Call trace: ** 6 printk messages dropped ** [ 1327.887897][ T32] 5d40: 7f321000 e0675000 8280c9b4 e08c5d9c e08c5da0 e08c5d70 80230ad4 80239bb0 ** 6 printk messages dropped ** [ 1327.888143][ T32] r4:e08c5dc0 [ 1327.888174][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1327.888217][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9900 [ 1327.888239][ T32] r4:00000000 [ 1327.888258][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1327.888318][ T32] r9:83018005 r8:84b7b000 r7:00000000 r6:83018000 r5:00001000 r4:7f099000 [ 1327.888375][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1327.888420][ T32] r5:00001000 r4:e06bd000 [ 1327.888440][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1327.888478][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.888560][ T32] r5:85073b8c r4:85073800 [ 1327.888586][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1327.888629][ T32] r7:dddced40 r6:83018000 r5:85073b8c r4:84b0bc00 [ 1327.888677][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1327.888750][ T32] r10:61c88647 r9:84b7b000 r8:84b0bc2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1327.888775][ T32] r4:84b0bc00 [ 1327.888805][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1327.888852][ T32] r10:00000000 r9:84b0bc00 r8:8027ecf4 r7:e08b1e60 r6:85024400 r5:84b7b000 [ 1327.888899][ T32] r4:00000001 [ 1327.888922][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.888959][ T32] Exception stack(0xe08c5fb0 to 0xe08c5ff8) [ 1327.889012][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1327.889044][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.889071][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.889141][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1327.889167][ T32] r4:850d9680 [ 1327.889187][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.889321][ T32] INFO: task kworker/1:112:4042 blocked for more than 454 seconds. [ 1327.889360][ T32] Not tainted 6.15.0-syzkaller #0 [ 1327.889410][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.889438][ T32] task:kworker/1:112 state:D stack:0 pid:4042 tgid:4042 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.889513][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.889583][ T32] Call trace: [ 1327.889616][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1327.889704][ T32] r10:829189c0 r9:e89c5d84 r8:00000002 r7:60000013 r6:e89c5d8c r5:85161800 ** 2 printk messages dropped ** [ 1327.889925][ T32] r5:85161800 r4:829189bc [ 1327.889972][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 1 printk messages dropped ** [ 1327.890113][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e89c5e08 ** 8 printk messages dropped ** [ 1327.914440][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 1327.915184][ T32] r4:84b98000 [ 1327.915207][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1327.915281][ T32] r10:00000000 r9:84b98000 r8:8027ecf4 r7:e07a9e60 r6:84b98080 r5:85161800 [ 1327.915323][ T32] r4:00000001 [ 1327.915351][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.915398][ T32] Exception stack(0xe89c5fb0 to 0xe89c5ff8) [ 1327.915429][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1327.915457][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.915485][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.915514][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1327.915561][ T32] r4:84a6f0c0 [ 1327.916123][ T32] INFO: task kworker/1:112:4042 is blocked on a mutex likely owned by task kworker/0:313:3955. [ 1327.916239][ T32] task:kworker/0:313 state:R running task stack:0 pid:3955 tgid:3955 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.916415][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.916529][ T32] Call trace: [ 1327.916578][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) ** 5 printk messages dropped ** [ 1327.916998][ T32] 5d40: 7f321000 e0675000 8280c9b4 e08c5d9c e08c5da0 e08c5d70 80230ad4 80239bb0 ** 8 printk messages dropped ** [ 1327.917332][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9900 ** 9 printk messages dropped ** [ 1327.917911][ T32] r7:dddced40 r6:83018000 r5:85073b8c r4:84b0bc00 ** 7 printk messages dropped ** [ 1327.918300][ T32] Exception stack(0xe08c5fb0 to 0xe08c5ff8) ** 7 printk messages dropped ** [ 1327.918622][ T32] Not tainted 6.15.0-syzkaller #0 ** 6 printk messages dropped ** [ 1327.918940][ T32] r4:85162400 ** 1 printk messages dropped ** [ 1327.919040][ T32] r5:85162400 r4:829189bc [ 1327.919062][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 1 printk messages dropped ** [ 1327.919216][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaa31e08 ** 7 printk messages dropped ** [ 1327.919666][ T32] r9:83018005 r8:85162400 r7:00000000 r6:83018000 r5:00001000 r4:7f0af000 ** 6 printk messages dropped ** [ 1327.920157][ T32] r7:dddced40 r6:83018000 r5:8513c78c r4:84a82a00 [ 1327.920207][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1327.920254][ T32] r10:61c88647 r9:85162400 r8:84a82a2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1327.920277][ T32] r4:84a82a00 [ 1327.920320][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1327.920411][ T32] r10:00000000 r9:84a82a00 r8:8027ecf4 r7:e89f5e60 r6:84b98100 r5:85162400 [ 1327.920454][ T32] r4:00000001 [ 1327.920510][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.941240][ T32] Exception stack(0xeaa31fb0 to 0xeaa31ff8) [ 1327.941372][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1327.941413][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.941444][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.941480][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1327.941506][ T32] r4:84b9dcc0 [ 1327.942171][ T32] INFO: task kworker/0:348:4044 is blocked on a mutex likely owned by task kworker/0:313:3955. [ 1327.942216][ T32] task:kworker/0:313 state:R running task stack:0 pid:3955 tgid:3955 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.942397][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.942539][ T32] Call trace: [ 1327.942627][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1327.942741][ T32] r10:8280c9b4 r9:84b7b000 r8:80200be4 r7:e08c5d54 r6:ffffffff r5:84b7b000 [ 1327.942796][ T32] r4:00000000 [ 1327.942820][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.942947][ T32] Exception stack(0xe08c5d20 to 0xe08c5d68) [ 1327.942980][ T32] 5d20: d2c04000 e0675000 00000001 80239b98 7f321000 00000001 82ac11c4 82ac05a0 [ 1327.943011][ T32] 5d40: 7f321000 e0675000 8280c9b4 e08c5d9c e08c5da0 e08c5d70 80230ad4 80239bb0 [ 1327.943034][ T32] 5d60: 80050013 ffffffff [ 1327.943057][ T32] r5:80050013 r4:80239bb0 [ 1327.943077][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1327.943154][ T32] r4:82ac11e4 [ 1327.943252][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.943301][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08c5dc0 r5:e08c5e08 ** 5 printk messages dropped ** [ 1327.943731][ T32] r9:83018005 r8:84b7b000 r7:00000000 r6:83018000 r5:00001000 r4:7f099000 ** 8 printk messages dropped ** [ 1327.944345][ T32] r10:61c88647 r9:84b7b000 r8:84b0bc2c r7:82804d40 r6:dddced40 r5:dddced60 ** 9 printk messages dropped ** [ 1327.944899][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 9 printk messages dropped ** [ 1327.945477][ T32] r10:829189c0 r9:eaa45d84 r8:00000002 r7:60000013 r6:eaa45d8c r5:85163000 ** 2 printk messages dropped ** [ 1327.945677][ T32] r5:85163000 r4:829189bc [ 1327.945845][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.945890][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.945953][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaa45e08 [ 1327.945979][ T32] r4:00000000 [ 1327.946011][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1327.946052][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1327.946176][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1327.946221][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a6f480 [ 1327.946253][ T32] r4:00000000 [ 1327.946275][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1327.946316][ T32] r9:83018005 r8:85163000 r7:00000000 r6:83018000 r5:00001000 r4:7f0b1000 [ 1327.946345][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1327.946384][ T32] r5:00001000 r4:eaa39000 [ 1327.946489][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1327.946531][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.946585][ T32] r5:84805f8c r4:84805c00 [ 1327.946607][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1327.946782][ T32] r7:dddced40 r6:83018000 r5:84805f8c r4:84a82a80 [ 1327.946806][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1327.946862][ T32] r10:61c88647 r9:85163000 r8:84a82aac r7:82804d40 r6:dddced40 r5:dddced60 [ 1327.946899][ T32] r4:84a82a80 [ 1327.946921][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1327.946971][ T32] r10:00000000 r9:84a82a80 r8:8027ecf4 r7:eaa31e60 r6:84b98180 r5:85163000 [ 1327.947022][ T32] r4:00000001 [ 1327.947044][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.947079][ T32] Exception stack(0xeaa45fb0 to 0xeaa45ff8) [ 1327.947105][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1327.947213][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.947256][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.947315][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1327.947344][ T32] r4:84b9dc40 [ 1327.947732][ T32] INFO: task kworker/0:349:4046 is blocked on a mutex likely owned by task kworker/0:313:3955. [ 1327.947821][ T32] task:kworker/0:313 state:R running task stack:0 pid:3955 tgid:3955 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.947950][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.947994][ T32] Call trace: [ 1327.948023][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1327.948096][ T32] r10:8280c9b4 r9:84b7b000 r8:80200be4 r7:e08c5d54 r6:ffffffff r5:84b7b000 [ 1327.948125][ T32] r4:00000000 [ 1327.948173][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.948241][ T32] Exception stack(0xe08c5d20 to 0xe08c5d68) [ 1327.948275][ T32] 5d20: d2c04000 e0675000 00000001 80239b98 7f321000 00000001 82ac11c4 82ac05a0 [ 1327.948330][ T32] 5d40: 7f321000 e0675000 8280c9b4 e08c5d9c e08c5da0 e08c5d70 80230ad4 80239bb0 [ 1327.948387][ T32] 5d60: 80050013 ffffffff [ 1327.948493][ T32] r5:80050013 r4:80239bb0 [ 1327.948517][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) ** 3 printk messages dropped ** [ 1327.948726][ T32] r4:e08c5dc0 ** 5 printk messages dropped ** [ 1327.948897][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 1327.949429][ T32] r4:84b0bc00 ** 5 printk messages dropped ** [ 1327.949719][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1327.950349][ T32] task:kworker/0:350 state:D stack:0 pid:4048 tgid:4048 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1327.972841][ T32] r5:85163c00 r4:829189bc [ 1327.973064][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1327.973197][ T32] r4:00000000 [ 1327.973275][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1327.973323][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1327.973402][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1327.973454][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba3380 [ 1327.973563][ T32] r4:00000000 [ 1327.973588][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1327.973634][ T32] r9:83018005 r8:85163c00 r7:00000000 r6:83018000 r5:00001000 r4:7f0b5000 [ 1327.973831][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1327.973906][ T32] r5:00001000 r4:eaa4d000 [ 1327.973949][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1327.973994][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.974033][ T32] r5:8513cb8c r4:8513c800 [ 1327.974054][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1327.974099][ T32] r7:dddced40 r6:83018000 r5:8513cb8c r4:84a82b00 [ 1327.974235][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1327.974290][ T32] r10:61c88647 r9:85163c00 r8:84a82b2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1327.974314][ T32] r4:84a82b00 [ 1327.974359][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1327.974411][ T32] r10:00000000 r9:84a82b00 r8:8027ecf4 r7:eaa45e60 r6:84b98200 r5:85163c00 [ 1327.974477][ T32] r4:00000001 [ 1327.974500][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.974594][ T32] Exception stack(0xeaa11fb0 to 0xeaa11ff8) [ 1327.974628][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1327.974657][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.974713][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.974747][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1327.974769][ T32] r4:84b9df40 [ 1327.975351][ T32] INFO: task kworker/0:350:4048 is blocked on a mutex likely owned by task kworker/0:313:3955. [ 1327.975394][ T32] task:kworker/0:313 state:R running task stack:0 pid:3955 tgid:3955 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.975511][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.975591][ T32] Call trace: [ 1327.975697][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1327.975779][ T32] r10:8280c9b4 r9:84b7b000 r8:80200be4 r7:e08c5d54 r6:ffffffff r5:84b7b000 [ 1327.975807][ T32] r4:00000000 [ 1327.975827][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.975882][ T32] Exception stack(0xe08c5d20 to 0xe08c5d68) [ 1327.975917][ T32] 5d20: d2f15000 e0675000 00000001 80239b98 7f321000 00000001 82ac11c4 82ac05a0 [ 1327.975950][ T32] 5d40: 7f321000 e0675000 8280c9b4 e08c5d9c e08c5da0 e08c5d70 80230ad4 80239bb0 [ 1327.975989][ T32] 5d60: 80050013 ffffffff [ 1327.976016][ T32] r5:80050013 r4:80239bb0 [ 1327.976059][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1327.976121][ T32] r4:82ac11e4 [ 1327.976143][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.976185][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08c5dc0 r5:e08c5e08 [ 1327.976207][ T32] r4:e08c5dc0 [ 1327.976227][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1327.976267][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9900 [ 1327.976307][ T32] r4:00000000 [ 1327.976330][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1327.976382][ T32] r9:83018005 r8:84b7b000 r7:00000000 r6:83018000 r5:00001000 r4:7f099000 [ 1327.976405][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1327.976458][ T32] r5:00001000 r4:e06bd000 [ 1327.976507][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1327.976551][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.976632][ T32] r5:85073b8c r4:85073800 [ 1327.976755][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1327.976800][ T32] r7:dddced40 r6:83018000 r5:85073b8c r4:84b0bc00 [ 1327.976821][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1327.976865][ T32] r10:61c88647 r9:84b7b000 r8:84b0bc2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1327.976887][ T32] r4:84b0bc00 [ 1327.976906][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1327.976948][ T32] r10:00000000 r9:84b0bc00 r8:8027ecf4 r7:e08b1e60 r6:85024400 r5:84b7b000 [ 1327.976970][ T32] r4:00000001 [ 1327.976988][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.977022][ T32] Exception stack(0xe08c5fb0 to 0xe08c5ff8) [ 1327.977048][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1327.977075][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.977103][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.977132][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1327.977153][ T32] r4:850d9680 [ 1327.977243][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.977301][ T32] INFO: task kworker/0:351:4051 blocked for more than 454 seconds. ** 3 printk messages dropped ** [ 1327.977680][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1327.978379][ T32] r5:85165400 r4:829189bc [ 1327.978453][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.978498][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) ** 4 printk messages dropped ** [ 1327.978786][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) ** 9 printk messages dropped ** [ 1327.979168][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) ** 6 printk messages dropped ** [ 1327.979684][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1327.979931][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 3 printk messages dropped ** [ 1327.980413][ T32] task:kworker/0:313 state:R running task stack:0 pid:3955 tgid:3955 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1328.004984][ T32] Exception stack(0xe08c5d20 to 0xe08c5d68) ** 3 printk messages dropped ** [ 1328.005138][ T32] r5:80050013 r4:80239bb0 ** 4 printk messages dropped ** [ 1328.005552][ T32] r4:e08c5dc0 ** 1 printk messages dropped ** [ 1328.005613][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9900 [ 1328.005677][ T32] r4:00000000 [ 1328.005992][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1328.006080][ T32] r9:83018005 r8:84b7b000 r7:00000000 r6:83018000 r5:00001000 r4:7f099000 [ 1328.006107][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1328.006148][ T32] r5:00001000 r4:e06bd000 [ 1328.006205][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1328.006248][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.006328][ T32] r5:85073b8c r4:85073800 [ 1328.006359][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1328.006449][ T32] r7:dddced40 r6:83018000 r5:85073b8c r4:84b0bc00 [ 1328.006561][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1328.006656][ T32] r10:61c88647 r9:84b7b000 r8:84b0bc2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1328.006684][ T32] r4:84b0bc00 [ 1328.006704][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1328.006774][ T32] r10:00000000 r9:84b0bc00 r8:8027ecf4 r7:e08b1e60 r6:85024400 r5:84b7b000 [ 1328.006825][ T32] r4:00000001 [ 1328.006887][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.007109][ T32] Exception stack(0xe08c5fb0 to 0xe08c5ff8) [ 1328.007186][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1328.007272][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.007391][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.007424][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1328.007448][ T32] r4:850d9680 [ 1328.007471][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.007600][ T32] INFO: task kworker/0:352:4053 blocked for more than 454 seconds. [ 1328.007684][ T32] Not tainted 6.15.0-syzkaller #0 [ 1328.007715][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.007738][ T32] task:kworker/0:352 state:D stack:0 pid:4053 tgid:4053 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.007879][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.007933][ T32] Call trace: [ 1328.007966][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1328.008042][ T32] r10:829189c0 r9:eaa75d84 r8:00000002 r7:60000013 r6:eaa75d8c r5:85164800 [ 1328.008075][ T32] r4:85164800 [ 1328.008126][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1328.008171][ T32] r5:85164800 r4:829189bc [ 1328.008396][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.008446][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.008493][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaa75e08 [ 1328.008552][ T32] r4:00000000 [ 1328.008585][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1328.008681][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1328.008801][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1328.008871][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b8d300 [ 1328.008897][ T32] r4:00000000 [ 1328.008948][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1328.008992][ T32] r9:83018005 r8:85164800 r7:00000000 r6:83018000 r5:00001000 r4:7f0cd000 [ 1328.009062][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1328.009143][ T32] r5:00001000 r4:eaa61000 [ 1328.009195][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1328.009290][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.009332][ T32] r5:8513d38c r4:8513d000 [ 1328.009361][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1328.009403][ T32] r7:dddced40 r6:83018000 r5:8513d38c r4:84a82c00 [ 1328.009423][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1328.009467][ T32] r10:61c88647 r9:85164800 r8:84a82c2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1328.009490][ T32] r4:84a82c00 [ 1328.009509][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1328.009553][ T32] r10:00000000 r9:84a82c00 r8:8027ecf4 r7:eaa65e60 r6:84b98300 r5:85164800 [ 1328.009576][ T32] r4:00000001 [ 1328.009594][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.009627][ T32] Exception stack(0xeaa75fb0 to 0xeaa75ff8) [ 1328.009764][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1328.009813][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.009843][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.009873][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1328.009895][ T32] r4:84b8d040 [ 1328.010437][ T32] INFO: task kworker/0:352:4053 is blocked on a mutex likely owned by task kworker/0:313:3955. [ 1328.010492][ T32] task:kworker/0:313 state:R running task stack:0 pid:3955 tgid:3955 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.028750][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.028850][ T32] Call trace: [ 1328.028917][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1328.028974][ T32] r10:8280c9b4 r9:84b7b000 r8:80200be4 r7:e08c5d54 r6:ffffffff r5:84b7b000 [ 1328.028998][ T32] r4:00000000 [ 1328.029067][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.029112][ T32] Exception stack(0xe08c5d20 to 0xe08c5d68) [ 1328.029143][ T32] 5d20: d331d000 e0675000 00000001 80239b98 7f321000 00000001 82ac11c4 82ac05a0 [ 1328.029190][ T32] 5d40: 7f321000 e0675000 8280c9b4 e08c5d9c e08c5da0 e08c5d70 80230ad4 80239bb0 [ 1328.029274][ T32] 5d60: 80050013 ffffffff [ 1328.029301][ T32] r5:80050013 r4:80239bb0 [ 1328.029325][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1328.029380][ T32] r4:82ac11e4 [ 1328.029401][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.029508][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08c5dc0 r5:e08c5e08 [ 1328.029621][ T32] r4:e08c5dc0 [ 1328.029731][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1328.029778][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9900 [ 1328.029820][ T32] r4:00000000 [ 1328.029848][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) ** 4 printk messages dropped ** [ 1328.030014][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.030077][ T32] r5:85073b8c r4:85073800 [ 1328.030162][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1328.030220][ T32] r7:dddced40 r6:83018000 r5:85073b8c r4:84b0bc00 [ 1328.030244][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1328.030345][ T32] r10:61c88647 r9:84b7b000 r8:84b0bc2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1328.030372][ T32] r4:84b0bc00 [ 1328.030411][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1328.030459][ T32] r10:00000000 r9:84b0bc00 r8:8027ecf4 r7:e08b1e60 r6:85024400 r5:84b7b000 [ 1328.030508][ T32] r4:00000001 [ 1328.038935][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.039060][ T32] Exception stack(0xe08c5fb0 to 0xe08c5ff8) [ 1328.039129][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1328.039209][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.039267][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.039403][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1328.039433][ T32] r4:850d9680 [ 1328.039458][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.039501][ T32] INFO: task kworker/1:113:4054 blocked for more than 454 seconds. [ 1328.039540][ T32] Not tainted 6.15.0-syzkaller #0 [ 1328.039565][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.039588][ T32] task:kworker/1:113 state:D stack:0 pid:4054 tgid:4054 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.039756][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.039827][ T32] Call trace: [ 1328.039864][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1328.039915][ T32] r10:829189c0 r9:eaa79d84 r8:00000002 r7:60000113 r6:eaa79d8c r5:85166c00 [ 1328.040120][ T32] r4:85166c00 [ 1328.040181][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1328.040226][ T32] r5:85166c00 r4:829189bc [ 1328.040246][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.040345][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.040396][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaa79e08 [ 1328.040532][ T32] r4:00000000 [ 1328.051477][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1328.051558][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1328.051603][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1328.051673][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a6fcc0 [ 1328.051702][ T32] r4:00000000 [ 1328.051723][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1328.051806][ T32] r9:83018205 r8:85166c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0cf000 [ 1328.051860][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1328.051908][ T32] r5:00001000 r4:eaa7d000 [ 1328.051929][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1328.051970][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.052010][ T32] r5:8480678c r4:84806400 [ 1328.052035][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1328.052208][ T32] r7:ddde2d40 r6:83018200 r5:8480678c r4:84b98380 [ 1328.052233][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1328.052281][ T32] r10:61c88647 r9:85166c00 r8:84b983ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1328.052319][ T32] r4:84b98380 [ 1328.052345][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1328.052404][ T32] r10:00000000 r9:84b98380 r8:8027ecf4 r7:e07a9e60 r6:84b98400 r5:85166c00 [ 1328.052437][ T32] r4:00000001 [ 1328.052458][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.052522][ T32] Exception stack(0xeaa79fb0 to 0xeaa79ff8) [ 1328.052555][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1328.052629][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.052762][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.052845][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1328.052871][ T32] r4:84a6f900 [ 1328.053414][ T32] INFO: task kworker/1:113:4054 is blocked on a mutex likely owned by task kworker/0:313:3955. [ 1328.053453][ T32] task:kworker/0:313 state:R running task stack:0 pid:3955 tgid:3955 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.053523][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.053640][ T32] Call trace: [ 1328.053690][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1328.053742][ T32] r10:8280c9b4 r9:84b7b000 r8:80200be4 r7:e08c5d54 r6:ffffffff r5:84b7b000 [ 1328.053766][ T32] r4:00000000 [ 1328.053812][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.053856][ T32] Exception stack(0xe08c5d20 to 0xe08c5d68) [ 1328.053886][ T32] 5d20: d36df000 e0675000 00000001 80239b98 7f321000 00000001 82ac11c4 82ac05a0 ** 2 printk messages dropped ** [ 1328.054026][ T32] r5:80050013 r4:80239bb0 ** 3 printk messages dropped ** [ 1328.054299][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08c5dc0 r5:e08c5e08 ** 3 printk messages dropped ** [ 1328.054523][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1328.054723][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) ** 5 printk messages dropped ** [ 1328.055139][ T32] r7:dddced40 r6:83018000 r5:85073b8c r4:84b0bc00 ** 3 printk messages dropped ** [ 1328.055318][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) ** 5 printk messages dropped ** [ 1328.055580][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1328.055720][ T32] INFO: task kworker/0:353:4056 blocked for more than 454 seconds. ** 2 printk messages dropped ** [ 1328.055798][ T32] task:kworker/0:353 state:D stack:0 pid:4056 tgid:4056 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.055854][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.055922][ T32] Call trace: [ 1328.056008][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1328.056056][ T32] r10:829189c0 r9:eaa81d84 r8:00000002 r7:60000113 r6:eaa81d8c r5:85160000 [ 1328.056078][ T32] r4:85160000 [ 1328.056125][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1328.056191][ T32] r5:85160000 r4:829189bc [ 1328.056214][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.056255][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.056300][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaa81e08 [ 1328.056335][ T32] r4:00000000 [ 1328.056394][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1328.056439][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1328.056502][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1328.056547][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b8d500 [ 1328.056582][ T32] r4:00000000 [ 1328.056604][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1328.056644][ T32] r9:83018005 r8:85160000 r7:00000000 r6:83018000 r5:00001000 r4:7f0d1000 [ 1328.056691][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1328.056733][ T32] r5:00001000 r4:eaa89000 [ 1328.056754][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1328.056793][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.056956][ T32] r5:8513d78c r4:8513d400 [ 1328.056985][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1328.057055][ T32] r7:dddced40 r6:83018000 r5:8513d78c r4:84a82c80 [ 1328.057110][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1328.057158][ T32] r10:61c88647 r9:85160000 r8:84a82cac r7:82804d40 r6:dddced40 r5:dddced60 [ 1328.057191][ T32] r4:84a82c80 [ 1328.057223][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1328.057270][ T32] r10:00000000 r9:84a82c80 r8:8027ecf4 r7:eaa75e60 r6:84b98480 r5:85160000 [ 1328.057294][ T32] r4:00000001 [ 1328.057344][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.057381][ T32] Exception stack(0xeaa81fb0 to 0xeaa81ff8) [ 1328.057424][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1328.057452][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.057503][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.057535][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1328.057557][ T32] r4:84b8d040 [ 1328.057968][ T32] INFO: task kworker/0:353:4056 is blocked on a mutex likely owned by task kworker/0:313:3955. [ 1328.058019][ T32] task:kworker/0:313 state:R running task stack:0 pid:3955 tgid:3955 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.058080][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.058153][ T32] Call trace: [ 1328.058190][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1328.058269][ T32] r10:8280c9b4 r9:84b7b000 r8:80200be4 r7:e08c5d54 r6:ffffffff r5:84b7b000 [ 1328.058296][ T32] r4:00000000 [ 1328.058344][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.058388][ T32] Exception stack(0xe08c5d20 to 0xe08c5d68) [ 1328.058469][ T32] 5d20: d36df000 e0675000 00000001 80239b98 7f321000 00000001 82ac11c4 82ac05a0 [ 1328.058545][ T32] 5d40: 7f321000 e0675000 8280c9b4 e08c5d9c e08c5da0 e08c5d70 80230ad4 80239bb0 [ 1328.058583][ T32] 5d60: 80050013 ffffffff [ 1328.058617][ T32] r5:80050013 r4:80239bb0 [ 1328.058654][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1328.058730][ T32] r4:82ac11e4 [ 1328.058754][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.058796][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08c5dc0 r5:e08c5e08 [ 1328.058843][ T32] r4:e08c5dc0 [ 1328.058867][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1328.058910][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9900 [ 1328.058931][ T32] r4:00000000 [ 1328.058949][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1328.058990][ T32] r9:83018005 r8:84b7b000 r7:00000000 r6:83018000 r5:00001000 r4:7f099000 [ 1328.059010][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1328.059048][ T32] r5:00001000 r4:e06bd000 [ 1328.059067][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1328.059140][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.059198][ T32] r5:85073b8c r4:85073800 [ 1328.059221][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1328.059265][ T32] r7:dddced40 r6:83018000 r5:85073b8c r4:84b0bc00 [ 1328.059285][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1328.059348][ T32] r10:61c88647 r9:84b7b000 r8:84b0bc2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1328.059376][ T32] r4:84b0bc00 [ 1328.059395][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1328.059439][ T32] r10:00000000 r9:84b0bc00 r8:8027ecf4 r7:e08b1e60 r6:85024400 r5:84b7b000 [ 1328.059473][ T32] r4:00000001 [ 1328.059496][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.059530][ T32] Exception stack(0xe08c5fb0 to 0xe08c5ff8) [ 1328.059557][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1328.059584][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.059638][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.059670][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1328.059692][ T32] r4:850d9680 [ 1328.059722][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.059751][ T32] INFO: task kworker/1:114:4058 blocked for more than 454 seconds. [ 1328.059779][ T32] Not tainted 6.15.0-syzkaller #0 [ 1328.059828][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.059864][ T32] task:kworker/1:114 state:D stack:0 pid:4058 tgid:4058 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.059915][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.059980][ T32] Call trace: [ 1328.060018][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1328.060121][ T32] r10:829189c0 r9:e89c9d84 r8:00000002 r7:60000113 r6:e89c9d8c r5:85166000 [ 1328.060148][ T32] r4:85166000 [ 1328.060216][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1328.060260][ T32] r5:85166000 r4:829189bc [ 1328.060295][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.060352][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.060398][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e89c9e08 [ 1328.060421][ T32] r4:00000000 [ 1328.060488][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1328.060573][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1328.060618][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1328.060667][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a6f800 [ 1328.082995][ T32] r4:00000000 [ 1328.083094][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1328.083194][ T32] r9:83018205 r8:85166000 r7:00000000 r6:83018200 r5:00001000 r4:7f037000 [ 1328.083219][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1328.083263][ T32] r5:00001000 r4:e003b000 [ 1328.083297][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1328.083359][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.083407][ T32] r5:84806b8c r4:84806800 [ 1328.083430][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1328.083501][ T32] r7:ddde2d40 r6:83018200 r5:84806b8c r4:84b98500 [ 1328.083528][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1328.083575][ T32] r10:61c88647 r9:85166000 r8:84b9852c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1328.083597][ T32] r4:84b98500 [ 1328.083616][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1328.083685][ T32] r10:00000000 r9:84b98500 r8:8027ecf4 r7:e07a9e60 r6:84b98580 r5:85166000 [ 1328.083714][ T32] r4:00000001 [ 1328.083759][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.083800][ T32] Exception stack(0xe89c9fb0 to 0xe89c9ff8) [ 1328.083830][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1328.083858][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.083884][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.083912][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1328.083934][ T32] r4:84a6fb40 [ 1328.084453][ T32] INFO: task kworker/1:114:4058 is blocked on a mutex likely owned by task kworker/0:313:3955. [ 1328.084491][ T32] task:kworker/0:313 state:R running task stack:0 pid:3955 tgid:3955 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.084659][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.084795][ T32] Call trace: [ 1328.084883][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1328.084938][ T32] r10:8280c9b4 r9:84b7b000 r8:80200be4 r7:e08c5d54 r6:ffffffff r5:84b7b000 [ 1328.084985][ T32] r4:00000000 [ 1328.085009][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.085049][ T32] Exception stack(0xe08c5d20 to 0xe08c5d68) [ 1328.085078][ T32] 5d20: d3bb5000 e0675000 00000001 80239b98 7f321000 00000001 82ac11c4 82ac05a0 [ 1328.085107][ T32] 5d40: 7f321000 e0675000 8280c9b4 e08c5d9c e08c5da0 e08c5d70 80230ad4 80239bb0 [ 1328.085131][ T32] 5d60: 80050013 ffffffff [ 1328.085153][ T32] r5:80050013 r4:80239bb0 [ 1328.085229][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1328.085274][ T32] r4:82ac11e4 [ 1328.085295][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.085353][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08c5dc0 r5:e08c5e08 [ 1328.085379][ T32] r4:e08c5dc0 [ 1328.085399][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1328.085477][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9900 [ 1328.085503][ T32] r4:00000000 [ 1328.085523][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1328.085604][ T32] r9:83018005 r8:84b7b000 r7:00000000 r6:83018000 r5:00001000 r4:7f099000 [ 1328.085631][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1328.085688][ T32] r5:00001000 r4:e06bd000 [ 1328.085708][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1328.085757][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.085799][ T32] r5:85073b8c r4:85073800 [ 1328.085818][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1328.085859][ T32] r7:dddced40 r6:83018000 r5:85073b8c r4:84b0bc00 [ 1328.085879][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1328.085922][ T32] r10:61c88647 r9:84b7b000 r8:84b0bc2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1328.085944][ T32] r4:84b0bc00 [ 1328.085963][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1328.086007][ T32] r10:00000000 r9:84b0bc00 r8:8027ecf4 r7:e08b1e60 r6:85024400 r5:84b7b000 [ 1328.086029][ T32] r4:00000001 [ 1328.086059][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.086134][ T32] Exception stack(0xe08c5fb0 to 0xe08c5ff8) [ 1328.086196][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1328.086255][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.086287][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.086316][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1328.086369][ T32] r4:850d9680 [ 1328.086394][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.086435][ T32] INFO: task kworker/0:354:4060 blocked for more than 454 seconds. [ 1328.086470][ T32] Not tainted 6.15.0-syzkaller #0 [ 1328.086495][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.086515][ T32] task:kworker/0:354 state:D stack:0 pid:4060 tgid:4060 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.086560][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.086600][ T32] Call trace: [ 1328.086630][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1328.086676][ T32] r10:829189c0 r9:e0839d84 r8:00000002 r7:60000013 r6:e0839d8c r5:84b80c00 [ 1328.086698][ T32] r4:84b80c00 [ 1328.086717][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1328.086784][ T32] r5:84b80c00 r4:829189bc [ 1328.086808][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.086849][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.086895][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0839e08 [ 1328.086929][ T32] r4:00000000 [ 1328.086962][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1328.087013][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1328.087054][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1328.087138][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b8dc80 [ 1328.087179][ T32] r4:00000000 [ 1328.087199][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1328.087253][ T32] r9:83018005 r8:84b80c00 r7:00000000 r6:83018000 r5:00001000 r4:7f031000 [ 1328.087278][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1328.087317][ T32] r5:00001000 r4:dfe11000 [ 1328.087337][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1328.087405][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.087447][ T32] r5:8513e78c r4:8513e400 [ 1328.087478][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1328.087523][ T32] r7:dddced40 r6:83018000 r5:8513e78c r4:84a82d00 [ 1328.087543][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1328.087613][ T32] r10:61c88647 r9:84b80c00 r8:84a82d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1328.087638][ T32] r4:84a82d00 [ 1328.087657][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1328.087700][ T32] r10:00000000 r9:84a82d00 r8:8027ecf4 r7:eaa81e60 r6:84b98600 r5:84b80c00 [ 1328.087747][ T32] r4:00000001 [ 1328.087769][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.087806][ T32] Exception stack(0xe0839fb0 to 0xe0839ff8) [ 1328.087831][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1328.087859][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.087885][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.087964][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1328.088017][ T32] r4:84b8d380 [ 1328.088369][ T32] INFO: task kworker/0:354:4060 is blocked on a mutex likely owned by task kworker/0:313:3955. [ 1328.088459][ T32] task:kworker/0:313 state:R running task stack:0 pid:3955 tgid:3955 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.088549][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.088643][ T32] Call trace: [ 1328.088706][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1328.088756][ T32] r10:8280c9b4 r9:84b7b000 r8:80200be4 r7:e08c5d54 r6:ffffffff r5:84b7b000 [ 1328.088779][ T32] r4:00000000 [ 1328.088798][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.088836][ T32] Exception stack(0xe08c5d20 to 0xe08c5d68) [ 1328.088891][ T32] 5d20: d3bb5000 e0675000 00000001 80239b98 7f321000 00000001 82ac11c4 82ac05a0 [ 1328.088948][ T32] 5d40: 7f321000 e0675000 8280c9b4 e08c5d9c e08c5da0 e08c5d70 80230ad4 80239bb0 [ 1328.088975][ T32] 5d60: 80050013 ffffffff [ 1328.089016][ T32] r5:80050013 r4:80239bb0 [ 1328.089040][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1328.089082][ T32] r4:82ac11e4 [ 1328.089102][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.089143][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08c5dc0 r5:e08c5e08 [ 1328.089165][ T32] r4:e08c5dc0 [ 1328.089267][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1328.089311][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9900 [ 1328.089361][ T32] r4:00000000 [ 1328.089384][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1328.089428][ T32] r9:83018005 r8:84b7b000 r7:00000000 r6:83018000 r5:00001000 r4:7f099000 [ 1328.089477][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1328.089546][ T32] r5:00001000 r4:e06bd000 [ 1328.089619][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1328.089662][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.089700][ T32] r5:85073b8c r4:85073800 [ 1328.089724][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1328.089769][ T32] r7:dddced40 r6:83018000 r5:85073b8c r4:84b0bc00 [ 1328.089827][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1328.089918][ T32] r10:61c88647 r9:84b7b000 r8:84b0bc2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1328.089951][ T32] r4:84b0bc00 [ 1328.089972][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1328.090052][ T32] r10:00000000 r9:84b0bc00 r8:8027ecf4 r7:e08b1e60 r6:85024400 r5:84b7b000 [ 1328.090089][ T32] r4:00000001 [ 1328.090111][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.090145][ T32] Exception stack(0xe08c5fb0 to 0xe08c5ff8) [ 1328.090170][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1328.090226][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.090309][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.090405][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1328.090431][ T32] r4:850d9680 [ 1328.090452][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.090554][ T32] INFO: task kworker/0:355:4062 blocked for more than 454 seconds. [ 1328.103558][ T32] Not tainted 6.15.0-syzkaller #0 [ 1328.103620][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.103704][ T32] task:kworker/0:355 state:D stack:0 pid:4062 tgid:4062 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.103807][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.103867][ T32] Call trace: [ 1328.103961][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1328.104069][ T32] r10:829189c0 r9:eaa71d84 r8:00000002 r7:60000113 r6:eaa71d8c r5:848da400 [ 1328.104104][ T32] r4:848da400 [ 1328.104132][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1328.104202][ T32] r5:848da400 r4:829189bc [ 1328.104225][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.104291][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.104386][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaa71e08 [ 1328.104416][ T32] r4:00000000 [ 1328.104435][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1328.104501][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1328.104551][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1328.104592][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b8d6c0 [ 1328.104614][ T32] r4:00000000 [ 1328.104646][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1328.104729][ T32] r9:83018005 r8:848da400 r7:00000000 r6:83018000 r5:00001000 r4:7f029000 [ 1328.104755][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1328.104833][ T32] r5:00001000 r4:df96b000 [ 1328.104856][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1328.104897][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.104935][ T32] r5:8513db8c r4:8513d800 [ 1328.104966][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1328.105024][ T32] r7:dddced40 r6:83018000 r5:8513db8c r4:84a82d80 [ 1328.105096][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1328.105220][ T32] r10:61c88647 r9:848da400 r8:84a82dac r7:82804d40 r6:dddced40 r5:dddced60 [ 1328.105273][ T32] r4:84a82d80 [ 1328.105318][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1328.105423][ T32] r10:00000000 r9:84a82d80 r8:8027ecf4 r7:e0839e60 r6:84a82e00 r5:848da400 [ 1328.105509][ T32] r4:00000001 [ 1328.105544][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.105583][ T32] Exception stack(0xeaa71fb0 to 0xeaa71ff8) [ 1328.105611][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1328.105639][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.105690][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.105748][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1328.105820][ T32] r4:84b8d040 [ 1328.106527][ T32] INFO: task kworker/0:355:4062 is blocked on a mutex likely owned by task kworker/0:313:3955. [ 1328.106609][ T32] task:kworker/0:313 state:R running task stack:0 pid:3955 tgid:3955 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.106726][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.106821][ T32] Call trace: [ 1328.106920][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1328.107073][ T32] r10:8280c9b4 r9:84b7b000 r8:80200be4 r7:e08c5d54 r6:ffffffff r5:84b7b000 [ 1328.107182][ T32] r4:00000000 [ 1328.107242][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.107308][ T32] Exception stack(0xe08c5d20 to 0xe08c5d68) [ 1328.107352][ T32] 5d20: d3bb5000 e0675000 00000001 80239b98 7f321000 00000001 82ac11c4 82ac05a0 [ 1328.107383][ T32] 5d40: 7f321000 e0675000 8280c9b4 e08c5d9c e08c5da0 e08c5d70 80230ad4 80239bb0 [ 1328.107406][ T32] 5d60: 80050013 ffffffff [ 1328.107483][ T32] r5:80050013 r4:80239bb0 [ 1328.107539][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1328.107650][ T32] r4:82ac11e4 [ 1328.107706][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.107793][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08c5dc0 r5:e08c5e08 [ 1328.107845][ T32] r4:e08c5dc0 [ 1328.107931][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1328.107996][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9900 [ 1328.108019][ T32] r4:00000000 [ 1328.108063][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1328.108115][ T32] r9:83018005 r8:84b7b000 r7:00000000 r6:83018000 r5:00001000 r4:7f099000 [ 1328.108140][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1328.108187][ T32] r5:00001000 r4:e06bd000 [ 1328.108231][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1328.108273][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.108345][ T32] r5:85073b8c r4:85073800 [ 1328.108411][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1328.108466][ T32] r7:dddced40 r6:83018000 r5:85073b8c r4:84b0bc00 [ 1328.108489][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1328.108566][ T32] r10:61c88647 r9:84b7b000 r8:84b0bc2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1328.108592][ T32] r4:84b0bc00 [ 1328.108670][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1328.108795][ T32] r10:00000000 r9:84b0bc00 r8:8027ecf4 r7:e08b1e60 r6:85024400 r5:84b7b000 [ 1328.108853][ T32] r4:00000001 [ 1328.108928][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.109065][ T32] Exception stack(0xe08c5fb0 to 0xe08c5ff8) [ 1328.109118][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1328.109149][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.109202][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.109292][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1328.109358][ T32] r4:850d9680 [ 1328.109434][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.109560][ T32] INFO: task kworker/0:356:4063 blocked for more than 454 seconds. [ 1328.109678][ T32] Not tainted 6.15.0-syzkaller #0 [ 1328.109730][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.109791][ T32] task:kworker/0:356 state:D stack:0 pid:4063 tgid:4063 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.109895][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.110066][ T32] Call trace: [ 1328.110143][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1328.110240][ T32] r10:829189c0 r9:eaa59d84 r8:00000002 r7:60000013 r6:eaa59d8c r5:848d9800 [ 1328.110287][ T32] r4:848d9800 [ 1328.110325][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1328.110418][ T32] r5:848d9800 r4:829189bc [ 1328.110461][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.110614][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.130555][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaa59e08 [ 1328.130623][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1328.131142][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) ** 5 printk messages dropped ** [ 1328.131472][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1328.131545][ T32] r5:00001000 r4:df9e3000 [ 1328.131573][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1328.131637][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.131750][ T32] r5:8513df8c r4:8513dc00 [ 1328.131798][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1328.131887][ T32] r7:dddced40 r6:83018000 r5:8513df8c r4:84a82e80 [ 1328.131932][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1328.132009][ T32] r10:61c88647 r9:848d9800 r8:84a82eac r7:82804d40 r6:dddced40 r5:dddced60 [ 1328.132034][ T32] r4:84a82e80 [ 1328.132071][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1328.132122][ T32] r10:00000000 r9:84a82e80 r8:8027ecf4 r7:e0839e60 r6:84a82f00 r5:848d9800 [ 1328.132146][ T32] r4:00000001 [ 1328.132166][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.132269][ T32] Exception stack(0xeaa59fb0 to 0xeaa59ff8) [ 1328.132309][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1328.132354][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.132399][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.132431][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1328.132485][ T32] r4:84b8d700 [ 1328.133057][ T32] INFO: task kworker/0:356:4063 is blocked on a mutex likely owned by task kworker/0:313:3955. [ 1328.133105][ T32] task:kworker/0:313 state:R running task stack:0 pid:3955 tgid:3955 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.133175][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.133249][ T32] Call trace: [ 1328.133310][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1328.133370][ T32] r10:8280c9b4 r9:84b7b000 r8:80200be4 r7:e08c5d54 r6:ffffffff r5:84b7b000 [ 1328.133394][ T32] r4:00000000 [ 1328.133466][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.133515][ T32] Exception stack(0xe08c5d20 to 0xe08c5d68) [ 1328.133593][ T32] 5d20: d3e18000 e0675000 00000001 80239b98 7f321000 00000001 82ac11c4 82ac05a0 [ 1328.133650][ T32] 5d40: 7f321000 e0675000 8280c9b4 e08c5d9c e08c5da0 e08c5d70 80230ad4 80239bb0 [ 1328.133677][ T32] 5d60: 80050013 ffffffff [ 1328.133701][ T32] r5:80050013 r4:80239bb0 [ 1328.133721][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1328.133764][ T32] r4:82ac11e4 [ 1328.133784][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.133851][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08c5dc0 r5:e08c5e08 [ 1328.133874][ T32] r4:e08c5dc0 [ 1328.133897][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1328.133991][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9900 [ 1328.134047][ T32] r4:00000000 [ 1328.134102][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1328.134155][ T32] r9:83018005 r8:84b7b000 r7:00000000 r6:83018000 r5:00001000 r4:7f099000 [ 1328.134180][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1328.134224][ T32] r5:00001000 r4:e06bd000 [ 1328.134265][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1328.134337][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.134388][ T32] r5:85073b8c r4:85073800 [ 1328.134443][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1328.134492][ T32] r7:dddced40 r6:83018000 r5:85073b8c r4:84b0bc00 [ 1328.134515][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1328.134561][ T32] r10:61c88647 r9:84b7b000 r8:84b0bc2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1328.134586][ T32] r4:84b0bc00 [ 1328.134607][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1328.134682][ T32] r10:00000000 r9:84b0bc00 r8:8027ecf4 r7:e08b1e60 r6:85024400 r5:84b7b000 [ 1328.134739][ T32] r4:00000001 [ 1328.134779][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.134859][ T32] Exception stack(0xe08c5fb0 to 0xe08c5ff8) [ 1328.134939][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1328.135009][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.135083][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.135172][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1328.135251][ T32] r4:850d9680 [ 1328.135334][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.135453][ T32] INFO: task kworker/0:357:4067 blocked for more than 454 seconds. [ 1328.135527][ T32] Not tainted 6.15.0-syzkaller #0 [ 1328.135578][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.135632][ T32] task:kworker/0:357 state:D stack:0 pid:4067 tgid:4067 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.135745][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.135832][ T32] Call trace: [ 1328.135954][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1328.136047][ T32] r10:829189c0 r9:e08edd84 r8:00000002 r7:60000013 r6:e08edd8c r5:848dbc00 [ 1328.136101][ T32] r4:848dbc00 [ 1328.136147][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1328.136240][ T32] r5:848dbc00 r4:829189bc [ 1328.136286][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.136373][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.136508][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e08ede08 [ 1328.136535][ T32] r4:00000000 [ 1328.136556][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1328.136598][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1328.136637][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1328.136705][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b8da80 [ 1328.136733][ T32] r4:00000000 [ 1328.136754][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1328.136879][ T32] r9:83018005 r8:848dbc00 r7:00000000 r6:83018000 r5:00001000 r4:7f02f000 [ 1328.136905][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1328.136952][ T32] r5:00001000 r4:dfd31000 [ 1328.136973][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1328.137013][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.137128][ T32] r5:8513e38c r4:8513e000 [ 1328.137167][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1328.137249][ T32] r7:dddced40 r6:83018000 r5:8513e38c r4:84a82f80 [ 1328.137272][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1328.137332][ T32] r10:61c88647 r9:848dbc00 r8:84a82fac r7:82804d40 r6:dddced40 r5:dddced60 [ 1328.137365][ T32] r4:84a82f80 [ 1328.137385][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1328.137455][ T32] r10:00000000 r9:84a82f80 r8:8027ecf4 r7:e0839e60 r6:84b8e000 r5:848dbc00 [ 1328.137515][ T32] r4:00000001 [ 1328.137566][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.137625][ T32] Exception stack(0xe08edfb0 to 0xe08edff8) [ 1328.137654][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1328.137687][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.137740][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.137785][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1328.137834][ T32] r4:84b8d740 [ 1328.138317][ T32] INFO: task kworker/0:357:4067 is blocked on a mutex likely owned by task kworker/0:313:3955. [ 1328.138365][ T32] task:kworker/0:313 state:R running task stack:0 pid:3955 tgid:3955 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.138427][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.138473][ T32] Call trace: [ 1328.138530][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1328.138599][ T32] r10:8280c9b4 r9:84b7b000 r8:80200be4 r7:e08c5d54 r6:ffffffff r5:84b7b000 [ 1328.138633][ T32] r4:00000000 [ 1328.138659][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.138726][ T32] Exception stack(0xe08c5d20 to 0xe08c5d68) [ 1328.138773][ T32] 5d20: d3e18000 e0675000 00000001 80239b98 7f321000 00000001 82ac11c4 82ac05a0 [ 1328.138850][ T32] 5d40: 7f321000 e0675000 8280c9b4 e08c5d9c e08c5da0 e08c5d70 80230ad4 80239bb0 [ 1328.138881][ T32] 5d60: 80050013 ffffffff [ 1328.138905][ T32] r5:80050013 r4:80239bb0 [ 1328.138927][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1328.138971][ T32] r4:82ac11e4 [ 1328.139014][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.139090][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08c5dc0 r5:e08c5e08 [ 1328.139161][ T32] r4:e08c5dc0 [ 1328.139210][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1328.139292][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9900 [ 1328.139336][ T32] r4:00000000 [ 1328.139417][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1328.139514][ T32] r9:83018005 r8:84b7b000 r7:00000000 r6:83018000 r5:00001000 r4:7f099000 [ 1328.139558][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1328.139605][ T32] r5:00001000 r4:e06bd000 [ 1328.139650][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1328.139695][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.139763][ T32] r5:85073b8c r4:85073800 [ 1328.139812][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1328.139892][ T32] r7:dddced40 r6:83018000 r5:85073b8c r4:84b0bc00 [ 1328.139923][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1328.139969][ T32] r10:61c88647 r9:84b7b000 r8:84b0bc2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1328.140019][ T32] r4:84b0bc00 [ 1328.140044][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1328.140119][ T32] r10:00000000 r9:84b0bc00 r8:8027ecf4 r7:e08b1e60 r6:85024400 r5:84b7b000 [ 1328.140145][ T32] r4:00000001 [ 1328.140165][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.140231][ T32] Exception stack(0xe08c5fb0 to 0xe08c5ff8) [ 1328.140286][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1328.140327][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.140364][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.140423][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1328.140455][ T32] r4:850d9680 [ 1328.140479][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.140559][ T32] INFO: task kworker/0:358:4069 blocked for more than 454 seconds. [ 1328.171266][ T32] Not tainted 6.15.0-syzkaller #0 [ 1328.171378][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.171447][ T32] task:kworker/0:358 state:D stack:0 pid:4069 tgid:4069 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.171587][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.171806][ T32] Call trace: [ 1328.171898][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1328.172014][ T32] r10:829189c0 r9:e4929d84 r8:00000002 r7:60000013 r6:e4929d8c r5:848dc800 [ 1328.172063][ T32] r4:848dc800 [ 1328.172141][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1328.172188][ T32] r5:848dc800 r4:829189bc [ 1328.172209][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.172248][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.172363][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e4929e08 [ 1328.172431][ T32] r4:00000000 [ 1328.172476][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1328.172560][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1328.172618][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1328.172718][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba5100 [ 1328.172799][ T32] r4:00000000 [ 1328.172848][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1328.172955][ T32] r9:83018005 r8:848dc800 r7:00000000 r6:83018000 r5:00001000 r4:7f039000 [ 1328.172985][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1328.173027][ T32] r5:00001000 r4:e0057000 [ 1328.173047][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1328.173085][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.173131][ T32] r5:8513f38c r4:8513f000 [ 1328.173169][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1328.173262][ T32] r7:dddced40 r6:83018000 r5:8513f38c r4:84b8e080 [ 1328.173307][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1328.173440][ T32] r10:61c88647 r9:848dc800 r8:84b8e0ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1328.173497][ T32] r4:84b8e080 [ 1328.173539][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1328.173627][ T32] r10:00000000 r9:84b8e080 r8:8027ecf4 r7:e0839e60 r6:84b8e100 r5:848dc800 [ 1328.173677][ T32] r4:00000001 [ 1328.173757][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.173801][ T32] Exception stack(0xe4929fb0 to 0xe4929ff8) [ 1328.173831][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1328.173887][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.173917][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.173976][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1328.174035][ T32] r4:84b8d8c0 [ 1328.174728][ T32] INFO: task kworker/0:358:4069 is blocked on a mutex likely owned by task kworker/0:313:3955. [ 1328.174808][ T32] task:kworker/0:313 state:R running task stack:0 pid:3955 tgid:3955 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.174930][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.175060][ T32] Call trace: [ 1328.175170][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1328.175270][ T32] r10:8280c9b4 r9:84b7b000 r8:80200be4 r7:e08c5d54 r6:ffffffff r5:84b7b000 [ 1328.175355][ T32] r4:00000000 [ 1328.175432][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.175517][ T32] Exception stack(0xe08c5d20 to 0xe08c5d68) [ 1328.175609][ T32] 5d20: d4359000 e0675000 00000001 80239b98 7f321000 00000001 82ac11c4 82ac05a0 [ 1328.175671][ T32] 5d40: 7f321000 e0675000 8280c9b4 e08c5d9c e08c5da0 e08c5d70 80230ad4 80239bb0 [ 1328.175728][ T32] 5d60: 80050013 ffffffff [ 1328.175782][ T32] r5:80050013 r4:80239bb0 [ 1328.175843][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1328.175992][ T32] r4:82ac11e4 [ 1328.176071][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.176194][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08c5dc0 r5:e08c5e08 [ 1328.176246][ T32] r4:e08c5dc0 [ 1328.176288][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1328.176370][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9900 [ 1328.176466][ T32] r4:00000000 [ 1328.176514][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1328.176601][ T32] r9:83018005 r8:84b7b000 r7:00000000 r6:83018000 r5:00001000 r4:7f099000 [ 1328.176645][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1328.176732][ T32] r5:00001000 r4:e06bd000 [ 1328.176774][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1328.176858][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.176939][ T32] r5:85073b8c r4:85073800 [ 1328.176985][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1328.177070][ T32] r7:dddced40 r6:83018000 r5:85073b8c r4:84b0bc00 [ 1328.177184][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1328.177279][ T32] r10:61c88647 r9:84b7b000 r8:84b0bc2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1328.177325][ T32] r4:84b0bc00 [ 1328.177358][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1328.177447][ T32] r10:00000000 r9:84b0bc00 r8:8027ecf4 r7:e08b1e60 r6:85024400 r5:84b7b000 [ 1328.177472][ T32] r4:00000001 [ 1328.177491][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.177525][ T32] Exception stack(0xe08c5fb0 to 0xe08c5ff8) [ 1328.177550][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1328.177603][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.177648][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.177690][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1328.177713][ T32] r4:850d9680 [ 1328.177735][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.177765][ T32] INFO: task kworker/0:359:4071 blocked for more than 454 seconds. [ 1328.177795][ T32] Not tainted 6.15.0-syzkaller #0 [ 1328.177820][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.177840][ T32] task:kworker/0:359 state:D stack:0 pid:4071 tgid:4071 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.177909][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.177954][ T32] Call trace: [ 1328.178023][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1328.178098][ T32] r10:829189c0 r9:e4935d84 r8:00000002 r7:60000113 r6:e4935d8c r5:848dec00 [ 1328.178128][ T32] r4:848dec00 [ 1328.178149][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1328.178190][ T32] r5:848dec00 r4:829189bc [ 1328.178209][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.178306][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.178376][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e4935e08 [ 1328.178412][ T32] r4:00000000 [ 1328.178432][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1328.178470][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1328.178506][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1328.178571][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b8de80 [ 1328.178622][ T32] r4:00000000 [ 1328.178643][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1328.178730][ T32] r9:83018005 r8:848dec00 r7:00000000 r6:83018000 r5:00001000 r4:7f033000 [ 1328.178794][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1328.178903][ T32] r5:00001000 r4:dffd9000 [ 1328.178982][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1328.179108][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.179233][ T32] r5:8513eb8c r4:8513e800 [ 1328.179264][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1328.179380][ T32] r7:dddced40 r6:83018000 r5:8513eb8c r4:84b8e180 [ 1328.179409][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1328.179456][ T32] r10:61c88647 r9:848dec00 r8:84b8e1ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1328.179478][ T32] r4:84b8e180 [ 1328.179515][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1328.179599][ T32] r10:00000000 r9:84b8e180 r8:8027ecf4 r7:e4929e60 r6:84b8e200 r5:848dec00 [ 1328.179707][ T32] r4:00000001 [ 1328.179732][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.179768][ T32] Exception stack(0xe4935fb0 to 0xe4935ff8) [ 1328.179823][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1328.179875][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.179908][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.179995][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1328.180026][ T32] r4:84b8dd00 [ 1328.180471][ T32] INFO: task kworker/0:359:4071 is blocked on a mutex likely owned by task kworker/0:313:3955. [ 1328.180514][ T32] task:kworker/0:313 state:R running task stack:0 pid:3955 tgid:3955 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.203505][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.203622][ T32] Call trace: [ 1328.203660][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1328.203720][ T32] r10:8280c9b4 r9:84b7b000 r8:80200be4 r7:e08c5d54 r6:ffffffff r5:84b7b000 [ 1328.203744][ T32] r4:00000000 [ 1328.203794][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.203849][ T32] Exception stack(0xe08c5d20 to 0xe08c5d68) [ 1328.203898][ T32] 5d20: d46f7000 e0675000 00000001 80239b98 7f321000 00000001 82ac11c4 82ac05a0 [ 1328.203956][ T32] 5d40: 7f321000 e0675000 8280c9b4 e08c5d9c e08c5da0 e08c5d70 80230ad4 80239bb0 [ 1328.204009][ T32] 5d60: 80050013 ffffffff [ 1328.204037][ T32] r5:80050013 r4:80239bb0 [ 1328.204057][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1328.204163][ T32] r4:82ac11e4 [ 1328.204207][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.204288][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08c5dc0 r5:e08c5e08 [ 1328.204356][ T32] r4:e08c5dc0 [ 1328.204387][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1328.204434][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9900 [ 1328.204457][ T32] r4:00000000 [ 1328.204488][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1328.204536][ T32] r9:83018005 r8:84b7b000 r7:00000000 r6:83018000 r5:00001000 r4:7f099000 [ 1328.204587][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1328.204630][ T32] r5:00001000 r4:e06bd000 [ 1328.204675][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1328.204727][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.204768][ T32] r5:85073b8c r4:85073800 [ 1328.204788][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1328.204856][ T32] r7:dddced40 r6:83018000 r5:85073b8c r4:84b0bc00 [ 1328.204928][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1328.204981][ T32] r10:61c88647 r9:84b7b000 r8:84b0bc2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1328.205004][ T32] r4:84b0bc00 [ 1328.205023][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1328.205067][ T32] r10:00000000 r9:84b0bc00 r8:8027ecf4 r7:e08b1e60 r6:85024400 r5:84b7b000 [ 1328.205124][ T32] r4:00000001 [ 1328.205150][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.205207][ T32] Exception stack(0xe08c5fb0 to 0xe08c5ff8) [ 1328.205233][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1328.205282][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.205316][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.205350][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1328.205373][ T32] r4:850d9680 [ 1328.205396][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.205438][ T32] INFO: task kworker/0:360:4073 blocked for more than 454 seconds. [ 1328.205484][ T32] Not tainted 6.15.0-syzkaller #0 [ 1328.205531][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.205556][ T32] task:kworker/0:360 state:D stack:0 pid:4073 tgid:4073 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.205634][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.205734][ T32] Call trace: [ 1328.205771][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1328.205817][ T32] r10:829189c0 r9:e4945d84 r8:00000002 r7:60000013 r6:e4945d8c r5:848db000 [ 1328.205866][ T32] r4:848db000 [ 1328.205891][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1328.205972][ T32] r5:848db000 r4:829189bc [ 1328.206023][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.206173][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.206276][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e4945e08 [ 1328.206329][ T32] r4:00000000 [ 1328.206407][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1328.206503][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1328.206581][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1328.206662][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b8d200 [ 1328.206708][ T32] r4:00000000 [ 1328.206753][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1328.206808][ T32] r9:83018005 r8:848db000 r7:00000000 r6:83018000 r5:00001000 r4:7f035000 [ 1328.206850][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1328.206941][ T32] r5:00001000 r4:e0007000 [ 1328.206966][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1328.207034][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.207110][ T32] r5:8513ef8c r4:8513ec00 [ 1328.207212][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1328.207268][ T32] r7:dddced40 r6:83018000 r5:8513ef8c r4:84b8e280 [ 1328.207291][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1328.207337][ T32] r10:61c88647 r9:848db000 r8:84b8e2ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1328.207390][ T32] r4:84b8e280 [ 1328.207437][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1328.207500][ T32] r10:00000000 r9:84b8e280 r8:8027ecf4 r7:e4929e60 r6:84b8e300 r5:848db000 [ 1328.207552][ T32] r4:00000001 [ 1328.207577][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.207646][ T32] Exception stack(0xe4945fb0 to 0xe4945ff8) [ 1328.207674][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1328.207734][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.207781][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.207817][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1328.207840][ T32] r4:84b8df00 [ 1328.208423][ T32] INFO: task kworker/0:360:4073 is blocked on a mutex likely owned by task kworker/0:313:3955. [ 1328.208466][ T32] task:kworker/0:313 state:R running task stack:0 pid:3955 tgid:3955 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.208628][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.208715][ T32] Call trace: [ 1328.208815][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1328.208901][ T32] r10:8280c9b4 r9:84b7b000 r8:80200be4 r7:e08c5d54 r6:ffffffff r5:84b7b000 [ 1328.208940][ T32] r4:00000000 [ 1328.208984][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.209047][ T32] Exception stack(0xe08c5d20 to 0xe08c5d68) [ 1328.209111][ T32] 5d20: d46f7000 e0675000 00000001 80239b98 7f321000 00000001 82ac11c4 82ac05a0 [ 1328.209148][ T32] 5d40: 7f321000 e0675000 8280c9b4 e08c5d9c e08c5da0 e08c5d70 80230ad4 80239bb0 [ 1328.209171][ T32] 5d60: 80050013 ffffffff [ 1328.209195][ T32] r5:80050013 r4:80239bb0 [ 1328.209215][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1328.209271][ T32] r4:82ac11e4 [ 1328.209314][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.209395][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08c5dc0 r5:e08c5e08 [ 1328.209507][ T32] r4:e08c5dc0 [ 1328.209583][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1328.209678][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9900 [ 1328.209752][ T32] r4:00000000 [ 1328.209827][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1328.209922][ T32] r9:83018005 r8:84b7b000 r7:00000000 r6:83018000 r5:00001000 r4:7f099000 [ 1328.210006][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1328.210129][ T32] r5:00001000 r4:e06bd000 [ 1328.210204][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1328.210273][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.210333][ T32] r5:85073b8c r4:85073800 [ 1328.210356][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1328.210425][ T32] r7:dddced40 r6:83018000 r5:85073b8c r4:84b0bc00 [ 1328.210451][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1328.235348][ T32] r10:61c88647 r9:84b7b000 r8:84b0bc2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1328.235536][ T32] r4:84b0bc00 [ 1328.235595][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1328.235726][ T32] r10:00000000 r9:84b0bc00 r8:8027ecf4 r7:e08b1e60 r6:85024400 r5:84b7b000 [ 1328.235772][ T32] r4:00000001 [ 1328.235820][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.235900][ T32] Exception stack(0xe08c5fb0 to 0xe08c5ff8) [ 1328.235960][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1328.236026][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.236081][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.236180][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1328.236268][ T32] r4:850d9680 [ 1328.236325][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.236387][ T32] INFO: task kworker/1:115:4075 blocked for more than 454 seconds. [ 1328.236451][ T32] Not tainted 6.15.0-syzkaller #0 [ 1328.236500][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.236553][ T32] task:kworker/1:115 state:D stack:0 pid:4075 tgid:4075 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.236672][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.236761][ T32] Call trace: [ 1328.236823][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1328.236929][ T32] r10:829189c0 r9:e4961d84 r8:00000002 r7:60000113 r6:e4961d8c r5:850d0000 [ 1328.236974][ T32] r4:850d0000 [ 1328.237118][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1328.237212][ T32] r5:850d0000 r4:829189bc [ 1328.237257][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.237344][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.237395][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e4961e08 [ 1328.237418][ T32] r4:00000000 [ 1328.237437][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1328.237475][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1328.237544][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1328.237589][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba5940 [ 1328.237611][ T32] r4:00000000 [ 1328.237631][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1328.237699][ T32] r9:83018205 r8:850d0000 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [ 1328.237726][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1328.237767][ T32] r5:00001000 r4:e0181000 [ 1328.237813][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1328.237857][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.237948][ T32] r5:8514438c r4:85144000 [ 1328.237994][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1328.238041][ T32] r7:ddde2d40 r6:83018200 r5:8514438c r4:84b98680 [ 1328.238075][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1328.238158][ T32] r10:61c88647 r9:850d0000 r8:84b986ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1328.238184][ T32] r4:84b98680 [ 1328.238204][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1328.238271][ T32] r10:00000000 r9:84b98680 r8:8027ecf4 r7:e07a9e60 r6:84b8e380 r5:850d0000 [ 1328.238299][ T32] r4:00000001 [ 1328.238318][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.238356][ T32] Exception stack(0xe4961fb0 to 0xe4961ff8) [ 1328.238382][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1328.238410][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.238438][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.238521][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1328.238554][ T32] r4:84a6fe00 [ 1328.239158][ T32] INFO: task kworker/1:115:4075 is blocked on a mutex likely owned by task kworker/0:313:3955. [ 1328.239206][ T32] task:kworker/0:313 state:R running task stack:0 pid:3955 tgid:3955 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.239301][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.239373][ T32] Call trace: [ 1328.239410][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1328.239466][ T32] r10:8280c9b4 r9:84b7b000 r8:80200be4 r7:e08c5d54 r6:ffffffff r5:84b7b000 [ 1328.239490][ T32] r4:00000000 [ 1328.239568][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.239629][ T32] Exception stack(0xe08c5d20 to 0xe08c5d68) [ 1328.239662][ T32] 5d20: d491b000 e0675000 00000001 80239b98 7f321000 00000001 82ac11c4 82ac05a0 [ 1328.239743][ T32] 5d40: 7f321000 e0675000 8280c9b4 e08c5d9c e08c5da0 e08c5d70 80230ad4 80239bb0 [ 1328.239799][ T32] 5d60: 80050013 ffffffff [ 1328.239855][ T32] r5:80050013 r4:80239bb0 [ 1328.239933][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1328.239984][ T32] r4:82ac11e4 [ 1328.240031][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.240078][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08c5dc0 r5:e08c5e08 [ 1328.240107][ T32] r4:e08c5dc0 [ 1328.240126][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1328.240200][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9900 [ 1328.240224][ T32] r4:00000000 [ 1328.240245][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1328.240288][ T32] r9:83018005 r8:84b7b000 r7:00000000 r6:83018000 r5:00001000 r4:7f099000 [ 1328.240309][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1328.240352][ T32] r5:00001000 r4:e06bd000 [ 1328.240375][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1328.240435][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.240521][ T32] r5:85073b8c r4:85073800 [ 1328.249229][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1328.249328][ T32] r7:dddced40 r6:83018000 r5:85073b8c r4:84b0bc00 [ 1328.249354][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1328.249402][ T32] r10:61c88647 r9:84b7b000 r8:84b0bc2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1328.249426][ T32] r4:84b0bc00 [ 1328.249445][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1328.249490][ T32] r10:00000000 r9:84b0bc00 r8:8027ecf4 r7:e08b1e60 r6:85024400 r5:84b7b000 [ 1328.249513][ T32] r4:00000001 [ 1328.249531][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.249567][ T32] Exception stack(0xe08c5fb0 to 0xe08c5ff8) [ 1328.249653][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1328.249712][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.249743][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.249772][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1328.249819][ T32] r4:850d9680 [ 1328.249872][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.249906][ T32] INFO: task kworker/0:361:4077 blocked for more than 454 seconds. [ 1328.249939][ T32] Not tainted 6.15.0-syzkaller #0 [ 1328.249993][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.250019][ T32] task:kworker/0:361 state:D stack:0 pid:4077 tgid:4077 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.250111][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.250187][ T32] Call trace: [ 1328.250254][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1328.250338][ T32] r10:829189c0 r9:e496dd84 r8:00000002 r7:60000013 r6:e496dd8c r5:850d0c00 [ 1328.250365][ T32] r4:850d0c00 [ 1328.250385][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1328.250585][ T32] r5:850d0c00 r4:829189bc [ 1328.261065][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.261159][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.261285][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e496de08 [ 1328.261326][ T32] r4:00000000 [ 1328.261350][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1328.261391][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1328.261433][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1328.261489][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba5600 [ 1328.261599][ T32] r4:00000000 [ 1328.261623][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1328.261669][ T32] r9:83018005 r8:850d0c00 r7:00000000 r6:83018000 r5:00001000 r4:7f06b000 [ 1328.261691][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1328.261805][ T32] r5:00001000 r4:e0097000 [ 1328.261994][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1328.262040][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.262097][ T32] r5:8513f78c r4:8513f400 [ 1328.262121][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1328.262167][ T32] r7:dddced40 r6:83018000 r5:8513f78c r4:84b8e400 [ 1328.262189][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1328.262234][ T32] r10:61c88647 r9:850d0c00 r8:84b8e42c r7:82804d40 r6:dddced40 r5:dddced60 [ 1328.262268][ T32] r4:84b8e400 [ 1328.262343][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1328.262394][ T32] r10:00000000 r9:84b8e400 r8:8027ecf4 r7:e4929e60 r6:84b8e480 r5:850d0c00 [ 1328.262418][ T32] r4:00000001 [ 1328.262481][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.262521][ T32] Exception stack(0xe496dfb0 to 0xe496dff8) [ 1328.262577][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1328.262636][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.262666][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.262746][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1328.262799][ T32] r4:84ba51c0 [ 1328.263382][ T32] INFO: task kworker/0:361:4077 is blocked on a mutex likely owned by task kworker/0:313:3955. [ 1328.263430][ T32] task:kworker/0:313 state:R running task stack:0 pid:3955 tgid:3955 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.263589][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.263680][ T32] Call trace: [ 1328.263812][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1328.263928][ T32] r10:8280c9b4 r9:84b7b000 r8:80200be4 r7:e08c5d54 r6:ffffffff r5:84b7b000 [ 1328.263956][ T32] r4:00000000 [ 1328.263975][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.264015][ T32] Exception stack(0xe08c5d20 to 0xe08c5d68) [ 1328.264045][ T32] 5d20: d4c8d000 e0675000 00000001 80239b98 7f321000 00000001 82ac11c4 82ac05a0 [ 1328.264074][ T32] 5d40: 7f321000 e0675000 8280c9b4 e08c5d9c e08c5da0 e08c5d70 80230ad4 80239bb0 [ 1328.264148][ T32] 5d60: 80050013 ffffffff [ 1328.264270][ T32] r5:80050013 r4:80239bb0 [ 1328.264294][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1328.264337][ T32] r4:82ac11e4 [ 1328.264357][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.264400][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08c5dc0 r5:e08c5e08 [ 1328.264422][ T32] r4:e08c5dc0 [ 1328.264467][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1328.264512][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9900 [ 1328.264534][ T32] r4:00000000 [ 1328.264552][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1328.264593][ T32] r9:83018005 r8:84b7b000 r7:00000000 r6:83018000 r5:00001000 r4:7f099000 [ 1328.264666][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1328.264762][ T32] r5:00001000 r4:e06bd000 [ 1328.264785][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1328.264825][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.264866][ T32] r5:85073b8c r4:85073800 [ 1328.264886][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1328.264927][ T32] r7:dddced40 r6:83018000 r5:85073b8c r4:84b0bc00 [ 1328.264947][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1328.265048][ T32] r10:61c88647 r9:84b7b000 r8:84b0bc2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1328.265075][ T32] r4:84b0bc00 [ 1328.265101][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1328.265148][ T32] r10:00000000 r9:84b0bc00 r8:8027ecf4 r7:e08b1e60 r6:85024400 r5:84b7b000 [ 1328.265170][ T32] r4:00000001 [ 1328.265188][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.265233][ T32] Exception stack(0xe08c5fb0 to 0xe08c5ff8) [ 1328.265313][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1328.265346][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.265372][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.265453][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1328.265480][ T32] r4:850d9680 [ 1328.265552][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.265584][ T32] INFO: task kworker/0:362:4078 blocked for more than 454 seconds. [ 1328.265617][ T32] Not tainted 6.15.0-syzkaller #0 [ 1328.265641][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.265661][ T32] task:kworker/0:362 state:D stack:0 pid:4078 tgid:4078 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.265780][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1328.266054][ T32] r5:850d1800 r4:829189bc [ 1328.266073][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.266120][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.266183][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e4979e08 [ 1328.266220][ T32] r4:00000000 [ 1328.266243][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1328.266283][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1328.266319][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1328.266359][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba5700 [ 1328.266383][ T32] r4:00000000 [ 1328.266401][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1328.266441][ T32] r9:83018005 r8:850d1800 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 [ 1328.266461][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1328.266510][ T32] r5:00001000 r4:e00df000 [ 1328.266562][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1328.266605][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.266643][ T32] r5:8513fb8c r4:8513f800 [ 1328.266733][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1328.266780][ T32] r7:dddced40 r6:83018000 r5:8513fb8c r4:84b8e500 [ 1328.266853][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1328.266903][ T32] r10:61c88647 r9:850d1800 r8:84b8e52c r7:82804d40 r6:dddced40 r5:dddced60 [ 1328.266925][ T32] r4:84b8e500 [ 1328.266944][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1328.267000][ T32] r10:00000000 r9:84b8e500 r8:8027ecf4 r7:e496de60 r6:84b8e580 r5:850d1800 [ 1328.267054][ T32] r4:00000001 [ 1328.267163][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.267206][ T32] Exception stack(0xe4979fb0 to 0xe4979ff8) [ 1328.267233][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1328.267261][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.267287][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.267315][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1328.267347][ T32] r4:84ba5300 [ 1328.267720][ T32] INFO: task kworker/0:362:4078 is blocked on a mutex likely owned by task kworker/0:313:3955. [ 1328.267756][ T32] task:kworker/0:313 state:R running task stack:0 pid:3955 tgid:3955 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.267814][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.267882][ T32] Call trace: [ 1328.267916][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1328.267996][ T32] r10:8280c9b4 r9:84b7b000 r8:80200be4 r7:e08c5d54 r6:ffffffff r5:84b7b000 [ 1328.268023][ T32] r4:00000000 [ 1328.268085][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.268160][ T32] Exception stack(0xe08c5d20 to 0xe08c5d68) [ 1328.268195][ T32] 5d20: d4c8d000 e0675000 00000001 80239b98 7f321000 00000001 82ac11c4 82ac05a0 [ 1328.268254][ T32] 5d40: 7f321000 e0675000 8280c9b4 e08c5d9c e08c5da0 e08c5d70 80230ad4 80239bb0 [ 1328.268291][ T32] 5d60: 80050013 ffffffff [ 1328.268333][ T32] r5:80050013 r4:80239bb0 [ 1328.268357][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) ** 12 printk messages dropped ** [ 1328.268959][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 13 printk messages dropped ** [ 1328.269548][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1328.269840][ T32] Not tainted 6.15.0-syzkaller #0 [ 1328.269863][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.269889][ T32] task:kworker/0:363 state:D stack:0 pid:4081 tgid:4081 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.269998][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.270044][ T32] Call trace: [ 1328.270074][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1328.270125][ T32] r10:829189c0 r9:e4959d84 r8:00000002 r7:60000013 r6:e4959d8c r5:850d3000 [ 1328.270148][ T32] r4:850d3000 [ 1328.270219][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1328.270315][ T32] r5:850d3000 r4:829189bc [ 1328.270338][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.270415][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.270464][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e4959e08 [ 1328.270753][ T32] r4:00000000 [ 1328.293745][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1328.293865][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1328.293916][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1328.293962][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba5800 [ 1328.293985][ T32] r4:00000000 [ 1328.294006][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1328.294076][ T32] r9:83018005 r8:850d3000 r7:00000000 r6:83018000 r5:00001000 r4:7f06f000 [ 1328.294109][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1328.294157][ T32] r5:00001000 r4:e0167000 [ 1328.294177][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1328.294216][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.294281][ T32] r5:8513ff8c r4:8513fc00 [ 1328.294306][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1328.294352][ T32] r7:dddced40 r6:83018000 r5:8513ff8c r4:84b8e600 [ 1328.294374][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1328.294445][ T32] r10:61c88647 r9:850d3000 r8:84b8e62c r7:82804d40 r6:dddced40 r5:dddced60 [ 1328.294497][ T32] r4:84b8e600 [ 1328.294523][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1328.294571][ T32] r10:00000000 r9:84b8e600 r8:8027ecf4 r7:e4979e60 r6:84b8e680 r5:850d3000 [ 1328.294595][ T32] r4:00000001 [ 1328.294614][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.294675][ T32] Exception stack(0xe4959fb0 to 0xe4959ff8) [ 1328.294711][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1328.294742][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.294794][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1328.295623][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1328.296118][ T32] 5d40: 7f321000 e0675000 8280c9b4 e08c5d9c e08c5da0 e08c5d70 80230ad4 80239bb0 ** 6 printk messages dropped ** [ 1328.296422][ T32] r4:e08c5dc0 ** 4 printk messages dropped ** [ 1328.296610][ T32] r9:83018005 r8:84b7b000 r7:00000000 r6:83018000 r5:00001000 r4:7f099000 ** 7 printk messages dropped ** [ 1328.296982][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) ** 10 printk messages dropped ** [ 1328.297424][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 10 printk messages dropped ** [ 1328.298219][ T32] r4:85168000 ** 1 printk messages dropped ** [ 1328.298343][ T32] r5:85168000 r4:829189bc [ 1328.298365][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 4 printk messages dropped ** [ 1328.298630][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) ** 1 printk messages dropped ** [ 1328.298728][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba5bc0 [ 1328.298755][ T32] r4:00000000 [ 1328.298775][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1328.298818][ T32] r9:83018005 r8:85168000 r7:00000000 r6:83018000 r5:00001000 r4:7f075000 [ 1328.298865][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1328.298936][ T32] r5:00001000 r4:e04c9000 [ 1328.298960][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1328.299001][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.299039][ T32] r5:85144b8c r4:85144800 [ 1328.299175][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1328.299227][ T32] r7:dddced40 r6:83018000 r5:85144b8c r4:84b8e700 [ 1328.299249][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1328.299297][ T32] r10:61c88647 r9:85168000 r8:84b8e72c r7:82804d40 r6:dddced40 r5:dddced60 [ 1328.299323][ T32] r4:84b8e700 [ 1328.299343][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1328.299414][ T32] r10:00000000 r9:84b8e700 r8:8027ecf4 r7:e4959e60 r6:84b98700 r5:85168000 [ 1328.299484][ T32] r4:00000001 [ 1328.299512][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.299550][ T32] Exception stack(0xeaa99fb0 to 0xeaa99ff8) [ 1328.299593][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1328.299736][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.299963][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.300094][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1328.300127][ T32] r4:84ba5580 [ 1328.300582][ T32] INFO: task kworker/0:364:4083 is blocked on a mutex likely owned by task kworker/0:313:3955. [ 1328.323094][ T32] task:kworker/0:313 state:R running task stack:0 pid:3955 tgid:3955 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.323311][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.323496][ T32] Call trace: [ 1328.323546][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1328.323606][ T32] r10:8280c9b4 r9:84b7b000 r8:80200be4 r7:e08c5d54 r6:ffffffff r5:84b7b000 [ 1328.323657][ T32] r4:00000000 [ 1328.323684][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.323728][ T32] Exception stack(0xe08c5d20 to 0xe08c5d68) [ 1328.323773][ T32] 5d20: d52f6000 e0675000 00000001 80239b98 7f321000 00000001 82ac11c4 82ac05a0 [ 1328.323833][ T32] 5d40: 7f321000 e0675000 8280c9b4 e08c5d9c e08c5da0 e08c5d70 80230ad4 80239bb0 [ 1328.323889][ T32] 5d60: 80050013 ffffffff [ 1328.323919][ T32] r5:80050013 r4:80239bb0 [ 1328.323942][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1328.323988][ T32] r4:82ac11e4 [ 1328.324092][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.324174][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08c5dc0 r5:e08c5e08 [ 1328.324202][ T32] r4:e08c5dc0 [ 1328.324235][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1328.324284][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9900 [ 1328.324440][ T32] r4:00000000 [ 1328.324476][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1328.324521][ T32] r9:83018005 r8:84b7b000 r7:00000000 r6:83018000 r5:00001000 r4:7f099000 [ 1328.324557][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1328.324603][ T32] r5:00001000 r4:e06bd000 [ 1328.324655][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1328.324700][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.324741][ T32] r5:85073b8c r4:85073800 [ 1328.324886][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1328.324936][ T32] r7:dddced40 r6:83018000 r5:85073b8c r4:84b0bc00 ** 2 printk messages dropped ** [ 1328.325041][ T32] r4:84b0bc00 ** 6 printk messages dropped ** [ 1328.325289][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1328.325584][ T32] task:kworker/0:365 state:D stack:0 pid:4084 tgid:4084 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1328.326035][ T32] r5:85169800 r4:829189bc [ 1328.326059][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1328.326320][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1328.326522][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1328.327084][ T32] r5:8514478c r4:85144400 ** 4 printk messages dropped ** [ 1328.327446][ T32] r4:84b8e780 ** 4 printk messages dropped ** [ 1328.327791][ T32] Exception stack(0xeaaa5fb0 to 0xeaaa5ff8) ** 7 printk messages dropped ** [ 1328.328706][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1328.329405][ T32] 5d40: 7f321000 e0675000 8280c9b4 e08c5d9c e08c5da0 e08c5d70 80230ad4 80239bb0 ** 9 printk messages dropped ** [ 1328.330000][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1328.357043][ T32] r5:85073b8c r4:85073800 ** 3 printk messages dropped ** [ 1328.357337][ T32] r10:61c88647 r9:84b7b000 r8:84b0bc2c r7:82804d40 r6:dddced40 r5:dddced60 ** 8 printk messages dropped ** [ 1328.357819][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 1 printk messages dropped ** [ 1328.357900][ T32] r4:850d9680 [ 1328.357994][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.358027][ T32] INFO: task kworker/1:116:4086 blocked for more than 454 seconds. [ 1328.358060][ T32] Not tainted 6.15.0-syzkaller #0 [ 1328.358085][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.358114][ T32] task:kworker/1:116 state:D stack:0 pid:4086 tgid:4086 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.358236][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.358281][ T32] Call trace: [ 1328.358312][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1328.358363][ T32] r10:829189c0 r9:eaaa9d84 r8:00000002 r7:60000113 r6:eaaa9d8c r5:85168c00 [ 1328.358385][ T32] r4:85168c00 [ 1328.358416][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1328.358487][ T32] r5:85168c00 r4:829189bc [ 1328.358511][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.358553][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.358599][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaaa9e08 [ 1328.358621][ T32] r4:00000000 [ 1328.358640][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1328.358714][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1328.358758][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1328.358800][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85112640 [ 1328.358822][ T32] r4:00000000 [ 1328.358891][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1328.358948][ T32] r9:83018205 r8:85168c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0af000 [ 1328.358974][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1328.359014][ T32] r5:00001000 r4:eabbd000 [ 1328.359033][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1328.359070][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.359134][ T32] r5:85080b8c r4:85080800 [ 1328.359157][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1328.359201][ T32] r7:ddde2d40 r6:83018200 r5:85080b8c r4:84b98800 [ 1328.359251][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1328.359301][ T32] r10:61c88647 r9:85168c00 r8:84b9882c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1328.359323][ T32] r4:84b98800 [ 1328.359358][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1328.359404][ T32] r10:00000000 r9:84b98800 r8:8027ecf4 r7:e07a9e60 r6:84b98880 r5:85168c00 [ 1328.359428][ T32] r4:00000001 [ 1328.359448][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.359481][ T32] Exception stack(0xeaaa9fb0 to 0xeaaa9ff8) [ 1328.359531][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1328.359564][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.359591][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.359618][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1328.359649][ T32] r4:84b9dec0 [ 1328.360212][ T32] INFO: task kworker/1:116:4086 is blocked on a mutex likely owned by task kworker/0:313:3955. [ 1328.360251][ T32] task:kworker/0:313 state:R running task stack:0 pid:3955 tgid:3955 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.360347][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.360589][ T32] Call trace: [ 1328.363547][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1328.363620][ T32] r10:8280c9b4 r9:84b7b000 r8:80200be4 r7:e08c5d54 r6:ffffffff r5:84b7b000 [ 1328.363645][ T32] r4:00000000 [ 1328.363664][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.363704][ T32] Exception stack(0xe08c5d20 to 0xe08c5d68) [ 1328.363755][ T32] 5d20: d56ee000 e0675000 00000001 80239b98 7f321000 00000001 82ac11c4 82ac05a0 [ 1328.363844][ T32] 5d40: 7f321000 e0675000 8280c9b4 e08c5d9c e08c5da0 e08c5d70 80230ad4 80239bb0 [ 1328.363897][ T32] 5d60: 80050013 ffffffff [ 1328.363924][ T32] r5:80050013 r4:80239bb0 [ 1328.363945][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1328.364074][ T32] r4:82ac11e4 [ 1328.364148][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.364286][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08c5dc0 r5:e08c5e08 [ 1328.364318][ T32] r4:e08c5dc0 [ 1328.364496][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1328.364614][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9900 [ 1328.364815][ T32] r4:00000000 [ 1328.364854][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1328.365000][ T32] r9:83018005 r8:84b7b000 r7:00000000 r6:83018000 r5:00001000 r4:7f099000 [ 1328.365025][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1328.365102][ T32] r5:00001000 r4:e06bd000 [ 1328.365129][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1328.365170][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.365220][ T32] r5:85073b8c r4:85073800 [ 1328.365244][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1328.365288][ T32] r7:dddced40 r6:83018000 r5:85073b8c r4:84b0bc00 [ 1328.365335][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1328.365410][ T32] r10:61c88647 r9:84b7b000 r8:84b0bc2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1328.365463][ T32] r4:84b0bc00 ** 1 printk messages dropped ** [ 1328.365531][ T32] r10:00000000 r9:84b0bc00 r8:8027ecf4 r7:e08b1e60 r6:85024400 r5:84b7b000 ** 9 printk messages dropped ** [ 1328.365909][ T32] INFO: task kworker/0:366:4089 blocked for more than 454 seconds. ** 9 printk messages dropped ** [ 1328.366364][ T32] r5:850d3c00 r4:829189bc [ 1328.366384][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.366448][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) ** 3 printk messages dropped ** [ 1328.366581][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1328.367100][ T32] r5:8514538c r4:85145000 ** 7 printk messages dropped ** [ 1328.367452][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1328.367609][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1328.368421][ T32] r10:8280c9b4 r9:84b7b000 r8:80200be4 r7:e08c5d54 r6:ffffffff r5:84b7b000 ** 11 printk messages dropped ** [ 1328.368837][ T32] r4:e08c5dc0 ** 2 printk messages dropped ** [ 1328.368933][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1328.369094][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) ** 8 printk messages dropped ** [ 1328.369457][ T32] r10:00000000 r9:84b0bc00 r8:8027ecf4 r7:e08b1e60 r6:85024400 r5:84b7b000 ** 9 printk messages dropped ** [ 1328.369738][ T32] INFO: task kworker/0:367:4090 blocked for more than 454 seconds. ** 9 printk messages dropped ** [ 1328.370139][ T32] r5:850d4800 r4:829189bc [ 1328.370158][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 1 printk messages dropped ** [ 1328.370254][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e08d1e08 ** 2 printk messages dropped ** [ 1328.370339][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1328.370402][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1328.370455][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba5d00 [ 1328.370645][ T32] r4:00000000 [ 1328.388930][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1328.389334][ T32] r9:83018005 r8:850d4800 r7:00000000 r6:83018000 r5:00001000 r4:7f077000 [ 1328.389421][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1328.389542][ T32] r5:00001000 r4:e04e5000 [ 1328.389589][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1328.389673][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.389769][ T32] r5:85144f8c r4:85144c00 [ 1328.389816][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1328.389909][ T32] r7:dddced40 r6:83018000 r5:85144f8c r4:84b8e900 [ 1328.389955][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1328.390057][ T32] r10:61c88647 r9:850d4800 r8:84b8e92c r7:82804d40 r6:dddced40 r5:dddced60 [ 1328.390160][ T32] r4:84b8e900 [ 1328.390337][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1328.390441][ T32] r10:00000000 r9:84b8e900 r8:8027ecf4 r7:e08c9e60 r6:84b8e980 r5:850d4800 [ 1328.390573][ T32] r4:00000001 [ 1328.406378][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.406562][ T32] Exception stack(0xe08d1fb0 to 0xe08d1ff8) [ 1328.406631][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1328.406753][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.406811][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.406870][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1328.406959][ T32] r4:84ba59c0 [ 1328.407901][ T32] INFO: task kworker/0:367:4090 is blocked on a mutex likely owned by task kworker/0:313:3955. [ 1328.407993][ T32] task:kworker/0:313 state:R running task stack:0 pid:3955 tgid:3955 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.408251][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.408358][ T32] Call trace: [ 1328.408506][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1328.408617][ T32] r10:8280c9b4 r9:84b7b000 r8:80200be4 r7:e08c5d54 r6:ffffffff r5:84b7b000 [ 1328.408663][ T32] r4:00000000 [ 1328.408704][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.408786][ T32] Exception stack(0xe08c5d20 to 0xe08c5d68) [ 1328.408846][ T32] 5d20: d59b8000 e0675000 00000001 80239b98 7f321000 00000001 82ac11c4 82ac05a0 [ 1328.408940][ T32] 5d40: 7f321000 e0675000 8280c9b4 e08c5d9c e08c5da0 e08c5d70 80230ad4 80239bb0 [ 1328.408993][ T32] 5d60: 80050013 ffffffff [ 1328.409062][ T32] r5:80050013 r4:80239bb0 [ 1328.409109][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1328.409193][ T32] r4:82ac11e4 [ 1328.409305][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.409490][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08c5dc0 r5:e08c5e08 [ 1328.409540][ T32] r4:e08c5dc0 [ 1328.409580][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) ** 6 printk messages dropped ** [ 1328.410087][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) ** 9 printk messages dropped ** [ 1328.424859][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1328.425132][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1328.426072][ T32] Call trace: ** 4 printk messages dropped ** [ 1328.426544][ T32] r5:850d5400 r4:829189bc [ 1328.426601][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 1 printk messages dropped ** [ 1328.426813][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaab1e08 ** 8 printk messages dropped ** [ 1328.427705][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) ** 7 printk messages dropped ** [ 1328.428413][ T32] r10:61c88647 r9:850d5400 r8:84b8ea2c r7:82804d40 r6:dddced40 r5:dddced60 ** 7 printk messages dropped ** [ 1328.428964][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1328.445734][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1328.446081][ T32] r5:80050013 r4:80239bb0 ** 1 printk messages dropped ** [ 1328.446224][ T32] r4:82ac11e4 [ 1328.446265][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.446362][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08c5dc0 r5:e08c5e08 [ 1328.446415][ T32] r4:e08c5dc0 [ 1328.446462][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1328.446575][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9900 [ 1328.446625][ T32] r4:00000000 [ 1328.446665][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1328.446771][ T32] r9:83018005 r8:84b7b000 r7:00000000 r6:83018000 r5:00001000 r4:7f099000 [ 1328.446819][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1328.446899][ T32] r5:00001000 r4:e06bd000 [ 1328.447077][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1328.447188][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.447265][ T32] r5:85073b8c r4:85073800 [ 1328.447304][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1328.447398][ T32] r7:dddced40 r6:83018000 r5:85073b8c r4:84b0bc00 [ 1328.447439][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1328.447524][ T32] r10:61c88647 r9:84b7b000 r8:84b0bc2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1328.447568][ T32] r4:84b0bc00 [ 1328.447626][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1328.447716][ T32] r10:00000000 r9:84b0bc00 r8:8027ecf4 r7:e08b1e60 r6:85024400 r5:84b7b000 [ 1328.447760][ T32] r4:00000001 [ 1328.447797][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.447861][ T32] Exception stack(0xe08c5fb0 to 0xe08c5ff8) [ 1328.447930][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1328.447992][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.448046][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.448102][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1328.448146][ T32] r4:850d9680 [ 1328.448203][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.448285][ T32] INFO: task kworker/0:369:4096 blocked for more than 454 seconds. [ 1328.448378][ T32] Not tainted 6.15.0-syzkaller #0 [ 1328.448431][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.448472][ T32] task:kworker/0:369 state:D stack:0 pid:4096 tgid:4096 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.448586][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.448662][ T32] Call trace: [ 1328.448826][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1328.448978][ T32] r10:829189c0 r9:eaab9d84 r8:00000002 r7:60000013 r6:eaab9d8c r5:850d6c00 [ 1328.449036][ T32] r4:850d6c00 [ 1328.449166][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1328.449265][ T32] r5:850d6c00 r4:829189bc [ 1328.449311][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.449392][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.449476][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaab9e08 [ 1328.449533][ T32] r4:00000000 [ 1328.449575][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1328.449752][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1328.449849][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1328.450119][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b8df00 [ 1328.450184][ T32] r4:00000000 [ 1328.450232][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) ** 3 printk messages dropped ** [ 1328.450481][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) ** 9 printk messages dropped ** [ 1328.474030][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1328.474400][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1328.475774][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1328.476355][ T32] 5d20: d5d32000 e0675000 00000001 80239b98 7f321000 00000001 82ac11c4 82ac05a0 ** 10 printk messages dropped ** [ 1328.477130][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1328.477470][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) ** 9 printk messages dropped ** [ 1328.478156][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1328.478531][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 12 printk messages dropped ** [ 1328.479512][ T32] r5:850d2400 r4:829189bc [ 1328.479552][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1328.479805][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1328.480029][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) ** 8 printk messages dropped ** [ 1328.502323][ T32] r5:85145f8c r4:85145c00 [ 1328.502355][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1328.502431][ T32] r7:dddced40 r6:83018000 r5:85145f8c r4:84b8ec00 [ 1328.502519][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1328.502571][ T32] r10:61c88647 r9:850d2400 r8:84b8ec2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1328.502593][ T32] r4:84b8ec00 [ 1328.502613][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1328.502659][ T32] r10:00000000 r9:84b8ec00 r8:8027ecf4 r7:eaab9e60 r6:84b8ec80 r5:850d2400 [ 1328.502681][ T32] r4:00000001 [ 1328.502700][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.502737][ T32] Exception stack(0xeaab5fb0 to 0xeaab5ff8) [ 1328.502766][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1328.502795][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.502821][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.502849][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1328.502897][ T32] r4:847d1300 [ 1328.503454][ T32] INFO: task kworker/0:370:4097 is blocked on a mutex likely owned by task kworker/0:313:3955. [ 1328.503495][ T32] task:kworker/0:313 state:R running task stack:0 pid:3955 tgid:3955 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.503631][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.503682][ T32] Call trace: [ 1328.503756][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1328.503864][ T32] r10:8280c9b4 r9:84b7b000 r8:80200be4 r7:e08c5d54 r6:ffffffff r5:84b7b000 [ 1328.503892][ T32] r4:00000000 [ 1328.503912][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.503953][ T32] Exception stack(0xe08c5d20 to 0xe08c5d68) [ 1328.503982][ T32] 5d20: d5fa1000 e0675000 00000001 80239b98 7f321000 00000001 82ac11c4 82ac05a0 [ 1328.504011][ T32] 5d40: 7f321000 e0675000 8280c9b4 e08c5d9c e08c5da0 e08c5d70 80230ad4 80239bb0 [ 1328.504034][ T32] 5d60: 80050013 ffffffff [ 1328.504057][ T32] r5:80050013 r4:80239bb0 [ 1328.504093][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1328.504146][ T32] r4:82ac11e4 [ 1328.504168][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.504210][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08c5dc0 r5:e08c5e08 [ 1328.504237][ T32] r4:e08c5dc0 [ 1328.504310][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1328.504363][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9900 [ 1328.504414][ T32] r4:00000000 [ 1328.504437][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1328.504482][ T32] r9:83018005 r8:84b7b000 r7:00000000 r6:83018000 r5:00001000 r4:7f099000 [ 1328.504530][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1328.504575][ T32] r5:00001000 r4:e06bd000 [ 1328.504605][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1328.504712][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.504760][ T32] r5:85073b8c r4:85073800 [ 1328.504805][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1328.504852][ T32] r7:dddced40 r6:83018000 r5:85073b8c r4:84b0bc00 [ 1328.504873][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1328.504947][ T32] r10:61c88647 r9:84b7b000 r8:84b0bc2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1328.504975][ T32] r4:84b0bc00 [ 1328.505010][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1328.505065][ T32] r10:00000000 r9:84b0bc00 r8:8027ecf4 r7:e08b1e60 r6:85024400 r5:84b7b000 [ 1328.505090][ T32] r4:00000001 [ 1328.505109][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.505142][ T32] Exception stack(0xe08c5fb0 to 0xe08c5ff8) [ 1328.505168][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1328.505221][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.505251][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.505280][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1328.505303][ T32] r4:850d9680 [ 1328.505323][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.505405][ T32] INFO: task kworker/0:371:4099 blocked for more than 454 seconds. [ 1328.505451][ T32] Not tainted 6.15.0-syzkaller #0 [ 1328.505495][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.505524][ T32] task:kworker/0:371 state:D stack:0 pid:4099 tgid:4099 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.505577][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.505679][ T32] Call trace: [ 1328.505771][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1328.505829][ T32] r10:829189c0 r9:eaac1d84 r8:00000002 r7:60000013 r6:eaac1d8c r5:848de000 [ 1328.505856][ T32] r4:848de000 [ 1328.505887][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1328.505945][ T32] r5:848de000 r4:829189bc [ 1328.505968][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.506060][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.506111][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaac1e08 [ 1328.506159][ T32] r4:00000000 [ 1328.506237][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1328.506279][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1328.506316][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1328.506391][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b936c0 [ 1328.506418][ T32] r4:00000000 [ 1328.506438][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1328.506481][ T32] r9:83018005 r8:848de000 r7:00000000 r6:83018000 r5:00001000 r4:7f083000 [ 1328.506528][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1328.506572][ T32] r5:00001000 r4:e0643000 [ 1328.506592][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1328.506631][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.506684][ T32] r5:8514678c r4:85146400 [ 1328.506736][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1328.506922][ T32] r4:84b8ed00 ** 6 printk messages dropped ** [ 1328.507260][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1328.507946][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1328.508347][ T32] 5d60: 80050013 ffffffff ** 5 printk messages dropped ** [ 1328.508824][ T32] r4:e08c5dc0 ** 4 printk messages dropped ** [ 1328.509023][ T32] r9:83018005 r8:84b7b000 r7:00000000 r6:83018000 r5:00001000 r4:7f099000 ** 8 printk messages dropped ** [ 1328.509618][ T32] r10:61c88647 r9:84b7b000 r8:84b0bc2c r7:82804d40 r6:dddced40 r5:dddced60 ** 10 printk messages dropped ** [ 1328.510236][ T32] r4:850d9680 ** 5 printk messages dropped ** [ 1328.534635][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.534727][ T32] Call trace: [ 1328.534817][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1328.534933][ T32] r10:829189c0 r9:eaac5d84 r8:00000002 r7:60000013 r6:eaac5d8c r5:850d6000 [ 1328.534967][ T32] r4:850d6000 [ 1328.534990][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1328.535059][ T32] r5:850d6000 r4:829189bc [ 1328.535083][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.535157][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.535205][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaac5e08 [ 1328.535253][ T32] r4:00000000 [ 1328.535351][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1328.535397][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1328.535439][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1328.535481][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b934c0 [ 1328.535503][ T32] r4:00000000 [ 1328.535539][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1328.535642][ T32] r9:83018005 r8:850d6000 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 1328.535749][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1328.535860][ T32] r5:00001000 r4:e0617000 [ 1328.535885][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1328.535926][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.535983][ T32] r5:8514638c r4:85146000 [ 1328.536007][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1328.536063][ T32] r7:dddced40 r6:83018000 r5:8514638c r4:84b8ee00 [ 1328.536145][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1328.536194][ T32] r10:61c88647 r9:850d6000 r8:84b8ee2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1328.536216][ T32] r4:84b8ee00 [ 1328.536248][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1328.536296][ T32] r10:00000000 r9:84b8ee00 r8:8027ecf4 r7:eaac1e60 r6:84b8ee80 r5:850d6000 [ 1328.536318][ T32] r4:00000001 [ 1328.536337][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.536380][ T32] Exception stack(0xeaac5fb0 to 0xeaac5ff8) [ 1328.536440][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1328.536510][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.536542][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.536573][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1328.536596][ T32] r4:84b93400 [ 1328.537112][ T32] INFO: task kworker/0:372:4100 is blocked on a mutex likely owned by task kworker/0:313:3955. [ 1328.537225][ T32] task:kworker/0:313 state:R running task stack:0 pid:3955 tgid:3955 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.537289][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.537333][ T32] Call trace: [ 1328.537422][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1328.537478][ T32] r10:8280c9b4 r9:84b7b000 r8:80200be4 r7:e08c5d54 r6:ffffffff r5:84b7b000 [ 1328.537502][ T32] r4:00000000 [ 1328.537660][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.537704][ T32] Exception stack(0xe08c5d20 to 0xe08c5d68) [ 1328.537734][ T32] 5d20: d6188000 e0675000 00000001 80239b98 7f321000 00000001 82ac11c4 82ac05a0 [ 1328.537792][ T32] 5d40: 7f321000 e0675000 8280c9b4 e08c5d9c e08c5da0 e08c5d70 80230ad4 80239bb0 [ 1328.537849][ T32] 5d60: 80050013 ffffffff [ 1328.537903][ T32] r5:80050013 r4:80239bb0 [ 1328.537927][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1328.537980][ T32] r4:82ac11e4 [ 1328.538034][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.538109][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08c5dc0 r5:e08c5e08 [ 1328.538135][ T32] r4:e08c5dc0 [ 1328.538157][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1328.538198][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9900 [ 1328.538221][ T32] r4:00000000 [ 1328.538239][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1328.538282][ T32] r9:83018005 r8:84b7b000 r7:00000000 r6:83018000 r5:00001000 r4:7f099000 [ 1328.538303][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1328.538350][ T32] r5:00001000 r4:e06bd000 [ 1328.538371][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1328.538410][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.538498][ T32] r5:85073b8c r4:85073800 [ 1328.538522][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1328.538564][ T32] r7:dddced40 r6:83018000 r5:85073b8c r4:84b0bc00 [ 1328.538613][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1328.538703][ T32] r10:61c88647 r9:84b7b000 r8:84b0bc2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1328.538730][ T32] r4:84b0bc00 [ 1328.538802][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1328.538876][ T32] r10:00000000 r9:84b0bc00 r8:8027ecf4 r7:e08b1e60 r6:85024400 r5:84b7b000 [ 1328.538921][ T32] r4:00000001 [ 1328.539001][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.539138][ T32] Exception stack(0xe08c5fb0 to 0xe08c5ff8) [ 1328.539223][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1328.539307][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.539337][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.539373][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1328.539396][ T32] r4:850d9680 [ 1328.539419][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.539460][ T32] INFO: task kworker/0:373:4103 blocked for more than 455 seconds. [ 1328.539497][ T32] Not tainted 6.15.0-syzkaller #0 [ 1328.539524][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.539544][ T32] task:kworker/0:373 state:D stack:0 pid:4103 tgid:4103 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.539586][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.539626][ T32] Call trace: [ 1328.539687][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1328.539736][ T32] r10:829189c0 r9:eaac9d84 r8:00000002 r7:60000013 r6:eaac9d8c r5:85198000 [ 1328.539782][ T32] r4:85198000 [ 1328.539831][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1328.539876][ T32] r5:85198000 r4:829189bc [ 1328.539948][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.540018][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.540074][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaac9e08 [ 1328.540098][ T32] r4:00000000 [ 1328.540118][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1328.540157][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1328.540238][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1328.540309][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b93ec0 [ 1328.540373][ T32] r4:00000000 [ 1328.540396][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1328.540542][ T32] r9:83018005 r8:85198000 r7:00000000 r6:83018000 r5:00001000 r4:7f08b000 [ 1328.551298][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1328.551440][ T32] r5:00001000 r4:e06db000 [ 1328.551467][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1328.551510][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.551552][ T32] r5:8514778c r4:85147400 [ 1328.551599][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1328.551708][ T32] r7:dddced40 r6:83018000 r5:8514778c r4:84b8ef00 [ 1328.551753][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1328.551805][ T32] r10:61c88647 r9:85198000 r8:84b8ef2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1328.551830][ T32] r4:84b8ef00 [ 1328.551850][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1328.551894][ T32] r10:00000000 r9:84b8ef00 r8:8027ecf4 r7:eaac1e60 r6:84b8ef80 r5:85198000 [ 1328.551922][ T32] r4:00000001 [ 1328.551944][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.551980][ T32] Exception stack(0xeaac9fb0 to 0xeaac9ff8) [ 1328.552009][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1328.552037][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.552063][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.552095][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1328.552153][ T32] r4:84b93140 [ 1328.552677][ T32] INFO: task kworker/0:373:4103 is blocked on a mutex likely owned by task kworker/0:313:3955. [ 1328.552728][ T32] task:kworker/0:313 state:R running task stack:0 pid:3955 tgid:3955 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.552878][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.552956][ T32] Call trace: [ 1328.553025][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1328.553135][ T32] r10:8280c9b4 r9:84b7b000 r8:80200be4 r7:e08c5d54 r6:ffffffff r5:84b7b000 [ 1328.553192][ T32] r4:00000000 [ 1328.553233][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.553276][ T32] Exception stack(0xe08c5d20 to 0xe08c5d68) [ 1328.553306][ T32] 5d20: d6278000 e0675000 00000001 80239b98 7f321000 00000001 82ac11c4 82ac05a0 [ 1328.553335][ T32] 5d40: 7f321000 e0675000 8280c9b4 e08c5d9c e08c5da0 e08c5d70 80230ad4 80239bb0 [ 1328.553394][ T32] 5d60: 80050013 ffffffff [ 1328.553444][ T32] r5:80050013 r4:80239bb0 [ 1328.553492][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1328.553578][ T32] r4:82ac11e4 [ 1328.553611][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.553670][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08c5dc0 r5:e08c5e08 [ 1328.553698][ T32] r4:e08c5dc0 [ 1328.553718][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1328.553759][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9900 [ 1328.553808][ T32] r4:00000000 [ 1328.553833][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1328.553877][ T32] r9:83018005 r8:84b7b000 r7:00000000 r6:83018000 r5:00001000 r4:7f099000 ** 4 printk messages dropped ** [ 1328.554068][ T32] r5:85073b8c r4:85073800 ** 4 printk messages dropped ** [ 1328.554325][ T32] r4:84b0bc00 ** 6 printk messages dropped ** [ 1328.554607][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1328.554929][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1328.555226][ T32] r5:85199800 r4:829189bc [ 1328.555274][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.555318][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) ** 5 printk messages dropped ** [ 1328.555646][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b93840 ** 11 printk messages dropped ** [ 1328.556059][ T32] r10:61c88647 r9:85199800 r8:84b9102c r7:82804d40 r6:dddced40 r5:dddced60 ** 4 printk messages dropped ** [ 1328.556238][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 5 printk messages dropped ** [ 1328.556456][ T32] r4:84b93600 [ 1328.556872][ T32] INFO: task kworker/0:374:4104 is blocked on a mutex likely owned by task kworker/0:313:3955. [ 1328.556912][ T32] task:kworker/0:313 state:R running task stack:0 pid:3955 tgid:3955 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.557027][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.557072][ T32] Call trace: [ 1328.557147][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1328.557252][ T32] r10:8280c9b4 r9:84b7b000 r8:80200be4 r7:e08c5d54 r6:ffffffff r5:84b7b000 [ 1328.557280][ T32] r4:00000000 [ 1328.557299][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.557372][ T32] Exception stack(0xe08c5d20 to 0xe08c5d68) [ 1328.557407][ T32] 5d20: d6278000 e0675000 00000001 80239b98 7f321000 00000001 82ac11c4 82ac05a0 [ 1328.557457][ T32] 5d40: 7f321000 e0675000 8280c9b4 e08c5d9c e08c5da0 e08c5d70 80230ad4 80239bb0 [ 1328.557484][ T32] 5d60: 80050013 ffffffff [ 1328.557507][ T32] r5:80050013 r4:80239bb0 [ 1328.557527][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1328.557568][ T32] r4:82ac11e4 [ 1328.557612][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.557662][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08c5dc0 r5:e08c5e08 [ 1328.557687][ T32] r4:e08c5dc0 [ 1328.557707][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1328.557774][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9900 [ 1328.557799][ T32] r4:00000000 [ 1328.557846][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1328.557901][ T32] r9:83018005 r8:84b7b000 r7:00000000 r6:83018000 r5:00001000 r4:7f099000 [ 1328.557923][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1328.557988][ T32] r5:00001000 r4:e06bd000 [ 1328.558039][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1328.558080][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.558120][ T32] r5:85073b8c r4:85073800 [ 1328.558140][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1328.558181][ T32] r7:dddced40 r6:83018000 r5:85073b8c r4:84b0bc00 [ 1328.558228][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1328.558277][ T32] r10:61c88647 r9:84b7b000 r8:84b0bc2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1328.558298][ T32] r4:84b0bc00 [ 1328.558374][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1328.558426][ T32] r10:00000000 r9:84b0bc00 r8:8027ecf4 r7:e08b1e60 r6:85024400 r5:84b7b000 [ 1328.558484][ T32] r4:00000001 [ 1328.558506][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.558540][ T32] Exception stack(0xe08c5fb0 to 0xe08c5ff8) [ 1328.558567][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1328.558595][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.558737][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.558768][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1328.558791][ T32] r4:850d9680 [ 1328.558830][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.558859][ T32] INFO: task kworker/0:375:4107 blocked for more than 455 seconds. [ 1328.558887][ T32] Not tainted 6.15.0-syzkaller #0 [ 1328.558910][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.558930][ T32] task:kworker/0:375 state:D stack:0 pid:4107 tgid:4107 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.559097][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.559203][ T32] Call trace: [ 1328.559235][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1328.559326][ T32] r10:829189c0 r9:eaad1d84 r8:00000002 r7:60000013 r6:eaad1d8c r5:8519b000 [ 1328.559371][ T32] r4:8519b000 [ 1328.559405][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1328.559495][ T32] r5:8519b000 r4:829189bc [ 1328.559541][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.559619][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.559681][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaad1e08 [ 1328.559733][ T32] r4:00000000 [ 1328.559759][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1328.559829][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1328.559870][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1328.559914][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b93b40 [ 1328.559938][ T32] r4:00000000 [ 1328.559956][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1328.560008][ T32] r9:83018005 r8:8519b000 r7:00000000 r6:83018000 r5:00001000 r4:7f087000 [ 1328.560072][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1328.560121][ T32] r5:00001000 r4:e068d000 [ 1328.560145][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1328.560187][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.560226][ T32] r5:85146f8c r4:85146c00 [ 1328.560247][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1328.560290][ T32] r7:dddced40 r6:83018000 r5:85146f8c r4:84b91100 [ 1328.560312][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1328.560363][ T32] r10:61c88647 r9:8519b000 r8:84b9112c r7:82804d40 r6:dddced40 r5:dddced60 [ 1328.560387][ T32] r4:84b91100 [ 1328.560460][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1328.560512][ T32] r10:00000000 r9:84b91100 r8:8027ecf4 r7:eaac9e60 r6:84b91180 r5:8519b000 ** 3 printk messages dropped ** [ 1328.592213][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1328.593535][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1328.594164][ T32] 5d40: 7f321000 e0675000 8280c9b4 e08c5d9c e08c5da0 e08c5d70 80230ad4 80239bb0 ** 8 printk messages dropped ** [ 1328.594863][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9900 ** 6 printk messages dropped ** [ 1328.595328][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1328.595936][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1328.596404][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1328.596865][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1328.597418][ T32] r5:8519bc00 r4:829189bc [ 1328.597534][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.597616][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) ** 5 printk messages dropped ** [ 1328.598037][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b939c0 ** 8 printk messages dropped ** [ 1328.598641][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1328.599170][ T32] r10:00000000 r9:84b91200 r8:8027ecf4 r7:eaac9e60 r6:84b91280 r5:8519bc00 ** 6 printk messages dropped ** [ 1328.599631][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 4 printk messages dropped ** [ 1328.600587][ T32] Call trace: [ 1328.628350][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1328.628500][ T32] r10:8280c9b4 r9:84b7b000 r8:80200be4 r7:e08c5d54 r6:ffffffff r5:84b7b000 [ 1328.628548][ T32] r4:00000000 [ 1328.628594][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.628676][ T32] Exception stack(0xe08c5d20 to 0xe08c5d68) [ 1328.628740][ T32] 5d20: d684f000 e0675000 00000001 80239b98 7f321000 00000001 82ac11c4 82ac05a0 [ 1328.628800][ T32] 5d40: 7f321000 e0675000 8280c9b4 e08c5d9c e08c5da0 e08c5d70 80230ad4 80239bb0 [ 1328.628848][ T32] 5d60: 80050013 ffffffff [ 1328.628896][ T32] r5:80050013 r4:80239bb0 [ 1328.628939][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1328.629023][ T32] r4:82ac11e4 [ 1328.629069][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.629155][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08c5dc0 r5:e08c5e08 [ 1328.629201][ T32] r4:e08c5dc0 [ 1328.629246][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1328.629329][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9900 [ 1328.629438][ T32] r4:00000000 [ 1328.629492][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1328.629582][ T32] r9:83018005 r8:84b7b000 r7:00000000 r6:83018000 r5:00001000 r4:7f099000 [ 1328.629629][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1328.629710][ T32] r5:00001000 r4:e06bd000 [ 1328.629760][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1328.629840][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.629920][ T32] r5:85073b8c r4:85073800 [ 1328.629970][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1328.630057][ T32] r7:dddced40 r6:83018000 r5:85073b8c r4:84b0bc00 [ 1328.630100][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1328.630192][ T32] r10:61c88647 r9:84b7b000 r8:84b0bc2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1328.630329][ T32] r4:84b0bc00 [ 1328.630382][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1328.630471][ T32] r10:00000000 r9:84b0bc00 r8:8027ecf4 r7:e08b1e60 r6:85024400 r5:84b7b000 [ 1328.630515][ T32] r4:00000001 [ 1328.644807][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.645028][ T32] Exception stack(0xe08c5fb0 to 0xe08c5ff8) [ 1328.645099][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1328.645158][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.645215][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.645276][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1328.645323][ T32] r4:850d9680 [ 1328.645381][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.645440][ T32] INFO: task kworker/0:377:4111 blocked for more than 455 seconds. [ 1328.645512][ T32] Not tainted 6.15.0-syzkaller #0 [ 1328.645631][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.645682][ T32] task:kworker/0:377 state:D stack:0 pid:4111 tgid:4111 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.645916][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.646010][ T32] Call trace: [ 1328.646076][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1328.646182][ T32] r10:829189c0 r9:eaaddd84 r8:00000002 r7:60000013 r6:eaaddd8c r5:8519c800 [ 1328.646231][ T32] r4:8519c800 [ 1328.646273][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1328.646408][ T32] r5:8519c800 r4:829189bc [ 1328.646501][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.646593][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.646683][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaadde08 [ 1328.646725][ T32] r4:00000000 [ 1328.646768][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1328.646846][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1328.646923][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1328.647003][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba5e80 [ 1328.647162][ T32] r4:00000000 [ 1328.647212][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1328.647392][ T32] r9:83018005 r8:8519c800 r7:00000000 r6:83018000 r5:00001000 r4:7f08d000 [ 1328.647442][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1328.647691][ T32] r5:00001000 r4:e06ef000 [ 1328.647745][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1328.647830][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.647905][ T32] r5:85147b8c r4:85147800 [ 1328.647953][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1328.648118][ T32] r7:dddced40 r6:83018000 r5:85147b8c r4:84b91300 [ 1328.648168][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1328.648261][ T32] r10:61c88647 r9:8519c800 r8:84b9132c r7:82804d40 r6:dddced40 r5:dddced60 [ 1328.648304][ T32] r4:84b91300 [ 1328.648356][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1328.648445][ T32] r10:00000000 r9:84b91300 r8:8027ecf4 r7:eaac9e60 r6:84b91380 r5:8519c800 [ 1328.648494][ T32] r4:00000001 [ 1328.648535][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.648596][ T32] Exception stack(0xeaaddfb0 to 0xeaaddff8) [ 1328.648651][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1328.648703][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 1 printk messages dropped ** [ 1328.648819][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 10 printk messages dropped ** [ 1328.650369][ T32] 5d20: d6a1e000 e0675000 00000001 80239b98 7f321000 00000001 82ac11c4 82ac05a0 ** 9 printk messages dropped ** [ 1328.671856][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9900 ** 7 printk messages dropped ** [ 1328.672400][ T32] r5:85073b8c r4:85073800 ** 6 printk messages dropped ** [ 1328.672821][ T32] r10:00000000 r9:84b0bc00 r8:8027ecf4 r7:e08b1e60 r6:85024400 r5:84b7b000 ** 9 printk messages dropped ** [ 1328.673588][ T32] INFO: task kworker/0:378:4113 blocked for more than 455 seconds. ** 9 printk messages dropped ** [ 1328.674327][ T32] r5:85198c00 r4:829189bc [ 1328.674375][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.674454][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 1328.674902][ T32] r4:00000000 ** 7 printk messages dropped ** [ 1328.675539][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) ** 7 printk messages dropped ** [ 1328.676078][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 7 printk messages dropped ** [ 1328.677457][ T32] task:kworker/0:313 state:R running task stack:0 pid:3955 tgid:3955 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 14 printk messages dropped ** [ 1328.678587][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08c5dc0 r5:e08c5e08 ** 1 printk messages dropped ** [ 1328.678701][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1328.678785][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9900 [ 1328.678832][ T32] r4:00000000 [ 1328.678873][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1328.678962][ T32] r9:83018005 r8:84b7b000 r7:00000000 r6:83018000 r5:00001000 r4:7f099000 [ 1328.679046][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1328.679159][ T32] r5:00001000 r4:e06bd000 [ 1328.679213][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1328.679295][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.679385][ T32] r5:85073b8c r4:85073800 [ 1328.679431][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1328.679511][ T32] r7:dddced40 r6:83018000 r5:85073b8c r4:84b0bc00 [ 1328.679556][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1328.679730][ T32] r10:61c88647 r9:84b7b000 r8:84b0bc2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1328.679781][ T32] r4:84b0bc00 [ 1328.679818][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1328.679907][ T32] r10:00000000 r9:84b0bc00 r8:8027ecf4 r7:e08b1e60 r6:85024400 r5:84b7b000 [ 1328.679956][ T32] r4:00000001 [ 1328.679991][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.680127][ T32] Exception stack(0xe08c5fb0 to 0xe08c5ff8) [ 1328.680182][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1328.680243][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.680320][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.680425][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1328.680643][ T32] r4:850d9680 [ 1328.701379][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.701452][ T32] INFO: task kworker/0:379:4114 blocked for more than 455 seconds. [ 1328.701570][ T32] Not tainted 6.15.0-syzkaller #0 [ 1328.701627][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.701699][ T32] task:kworker/0:379 state:D stack:0 pid:4114 tgid:4114 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.701855][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.701968][ T32] Call trace: [ 1328.702039][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1328.702150][ T32] r10:829189c0 r9:eaad9d84 r8:00000002 r7:60000013 r6:eaad9d8c r5:8519e000 [ 1328.702196][ T32] r4:8519e000 [ 1328.702249][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1328.702347][ T32] r5:8519e000 r4:829189bc [ 1328.702387][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.702523][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.702613][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaad9e08 [ 1328.702753][ T32] r4:00000000 [ 1328.702804][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1328.702882][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1328.703048][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1328.703200][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b9a280 [ 1328.703255][ T32] r4:00000000 [ 1328.703326][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1328.703424][ T32] r9:83018005 r8:8519e000 r7:00000000 r6:83018000 r5:00001000 r4:7f08f000 [ 1328.703519][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1328.703613][ T32] r5:00001000 r4:e0705000 [ 1328.703683][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1328.703763][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.703845][ T32] r5:85147f8c r4:85147c00 [ 1328.703883][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1328.704017][ T32] r7:dddced40 r6:83018000 r5:85147f8c r4:84b91500 [ 1328.704066][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1328.704162][ T32] r10:61c88647 r9:8519e000 r8:84b9152c r7:82804d40 r6:dddced40 r5:dddced60 [ 1328.704210][ T32] r4:84b91500 [ 1328.704311][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1328.704410][ T32] r10:00000000 r9:84b91500 r8:8027ecf4 r7:eaae1e60 r6:84b91580 r5:8519e000 [ 1328.704460][ T32] r4:00000001 [ 1328.704496][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.704594][ T32] Exception stack(0xeaad9fb0 to 0xeaad9ff8) [ 1328.704662][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1328.704722][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.704781][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.704832][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1328.704879][ T32] r4:84b9a1c0 [ 1328.705711][ T32] INFO: task kworker/0:379:4114 is blocked on a mutex likely owned by task kworker/0:313:3955. [ 1328.705825][ T32] task:kworker/0:313 state:R running task stack:0 pid:3955 tgid:3955 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.706012][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.706105][ T32] Call trace: [ 1328.706200][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1328.706296][ T32] r10:8280c9b4 r9:84b7b000 r8:80200be4 r7:e08c5d54 r6:ffffffff r5:84b7b000 [ 1328.706363][ T32] r4:00000000 [ 1328.706429][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.706548][ T32] Exception stack(0xe08c5d20 to 0xe08c5d68) [ 1328.706639][ T32] 5d20: d6eb7000 e0675000 00000001 80239b98 7f321000 00000001 82ac11c4 82ac05a0 [ 1328.706709][ T32] 5d40: 7f321000 e0675000 8280c9b4 e08c5d9c e08c5da0 e08c5d70 80230ad4 80239bb0 [ 1328.706754][ T32] 5d60: 80050013 ffffffff [ 1328.706806][ T32] r5:80050013 r4:80239bb0 [ 1328.706876][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1328.706959][ T32] r4:82ac11e4 [ 1328.707023][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.707187][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08c5dc0 r5:e08c5e08 [ 1328.707303][ T32] r4:e08c5dc0 [ 1328.707392][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1328.707479][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9900 [ 1328.707524][ T32] r4:00000000 [ 1328.707565][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) ** 1 printk messages dropped ** [ 1328.707726][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) ** 10 printk messages dropped ** [ 1328.708564][ T32] r10:00000000 r9:84b0bc00 r8:8027ecf4 r7:e08b1e60 r6:85024400 r5:84b7b000 ** 7 printk messages dropped ** [ 1328.709055][ T32] r4:850d9680 ** 4 printk messages dropped ** [ 1328.709312][ T32] task:kworker/0:380 state:D stack:0 pid:4116 tgid:4116 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1328.710035][ T32] r5:8519d400 r4:829189bc [ 1328.710072][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 4 printk messages dropped ** [ 1328.710478][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) ** 7 printk messages dropped ** [ 1328.743061][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) ** 9 printk messages dropped ** [ 1328.743843][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1328.744078][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1328.745737][ T32] r10:8280c9b4 r9:84b7b000 r8:80200be4 r7:e08c5d54 r6:ffffffff r5:84b7b000 ** 6 printk messages dropped ** [ 1328.746183][ T32] r5:80050013 r4:80239bb0 [ 1328.746222][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1328.746321][ T32] r4:82ac11e4 [ 1328.746377][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.746459][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08c5dc0 r5:e08c5e08 [ 1328.746504][ T32] r4:e08c5dc0 [ 1328.746546][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1328.746623][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9900 [ 1328.746677][ T32] r4:00000000 [ 1328.746726][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1328.746829][ T32] r9:83018005 r8:84b7b000 r7:00000000 r6:83018000 r5:00001000 r4:7f099000 [ 1328.746879][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1328.746979][ T32] r5:00001000 r4:e06bd000 [ 1328.747026][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1328.747110][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.747209][ T32] r5:85073b8c r4:85073800 [ 1328.747253][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1328.747343][ T32] r7:dddced40 r6:83018000 r5:85073b8c r4:84b0bc00 [ 1328.747418][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1328.747553][ T32] r10:61c88647 r9:84b7b000 r8:84b0bc2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1328.747602][ T32] r4:84b0bc00 [ 1328.747692][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1328.747781][ T32] r10:00000000 r9:84b0bc00 r8:8027ecf4 r7:e08b1e60 r6:85024400 r5:84b7b000 [ 1328.747882][ T32] r4:00000001 [ 1328.747979][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.748050][ T32] Exception stack(0xe08c5fb0 to 0xe08c5ff8) [ 1328.748098][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1328.748187][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.748274][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.748337][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1328.748405][ T32] r4:850d9680 [ 1328.748452][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.748502][ T32] INFO: task kworker/0:381:4119 blocked for more than 455 seconds. [ 1328.748629][ T32] Not tainted 6.15.0-syzkaller #0 [ 1328.748685][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.748725][ T32] task:kworker/0:381 state:D stack:0 pid:4119 tgid:4119 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.748834][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.748944][ T32] Call trace: [ 1328.749062][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1328.749154][ T32] r10:829189c0 r9:eaae5d84 r8:00000002 r7:60000113 r6:eaae5d8c r5:8519ec00 [ 1328.749205][ T32] r4:8519ec00 [ 1328.749245][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1328.749325][ T32] r5:8519ec00 r4:829189bc [ 1328.749444][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.749525][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.749612][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaae5e08 [ 1328.749677][ T32] r4:00000000 [ 1328.749717][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1328.749795][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1328.749984][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1328.750071][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b8c700 [ 1328.750124][ T32] r4:00000000 [ 1328.750195][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1328.750310][ T32] r9:83018005 r8:8519ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [ 1328.750408][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1328.750509][ T32] r5:00001000 r4:e08d3000 [ 1328.775084][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1328.775374][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.775468][ T32] r5:8508038c r4:85080000 [ 1328.775510][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1328.775634][ T32] r7:dddced40 r6:83018000 r5:8508038c r4:84b91700 [ 1328.775694][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1328.775804][ T32] r10:61c88647 r9:8519ec00 r8:84b9172c r7:82804d40 r6:dddced40 r5:dddced60 [ 1328.775861][ T32] r4:84b91700 [ 1328.775915][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1328.776068][ T32] r10:00000000 r9:84b91700 r8:8027ecf4 r7:eaae1e60 r6:84b91780 r5:8519ec00 [ 1328.776149][ T32] r4:00000001 [ 1328.776204][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.776394][ T32] Exception stack(0xeaae5fb0 to 0xeaae5ff8) [ 1328.776465][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1328.776531][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.776618][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.776691][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1328.776750][ T32] r4:84b9a2c0 [ 1328.777297][ T32] INFO: task kworker/0:381:4119 is blocked on a mutex likely owned by task kworker/0:313:3955. [ 1328.777372][ T32] task:kworker/0:313 state:R running task stack:0 pid:3955 tgid:3955 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.777494][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.777585][ T32] Call trace: [ 1328.777618][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) ** 7 printk messages dropped ** [ 1328.777872][ T32] r5:80050013 r4:80239bb0 ** 6 printk messages dropped ** [ 1328.778240][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9900 ** 7 printk messages dropped ** [ 1328.778597][ T32] r5:85073b8c r4:85073800 ** 6 printk messages dropped ** [ 1328.778939][ T32] r10:00000000 r9:84b0bc00 r8:8027ecf4 r7:e08b1e60 r6:85024400 r5:84b7b000 ** 7 printk messages dropped ** [ 1328.779377][ T32] r4:850d9680 ** 1 printk messages dropped ** [ 1328.779455][ T32] INFO: task kworker/0:382:4120 blocked for more than 455 seconds. [ 1328.779494][ T32] Not tainted 6.15.0-syzkaller #0 [ 1328.779521][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.779541][ T32] task:kworker/0:382 state:D stack:0 pid:4120 tgid:4120 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.779628][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.779727][ T32] Call trace: [ 1328.779792][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1328.779871][ T32] r10:829189c0 r9:eaaedd84 r8:00000002 r7:60000113 r6:eaaedd8c r5:8519a400 [ 1328.779920][ T32] r4:8519a400 [ 1328.779956][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1328.780000][ T32] r5:8519a400 r4:829189bc [ 1328.780020][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.780060][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.780105][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaaede08 [ 1328.780127][ T32] r4:00000000 [ 1328.780145][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1328.780185][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1328.780294][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1328.780369][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b9a9c0 [ 1328.780422][ T32] r4:00000000 [ 1328.780445][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1328.780488][ T32] r9:83018005 r8:8519a400 r7:00000000 r6:83018000 r5:00001000 r4:7f097000 [ 1328.780543][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1328.787593][ T32] r5:00001000 r4:e08f5000 [ 1328.787651][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1328.787721][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.787763][ T32] r5:85154b8c r4:85154800 [ 1328.787783][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1328.787850][ T32] r7:dddced40 r6:83018000 r5:85154b8c r4:84b91800 [ 1328.787898][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1328.787969][ T32] r10:61c88647 r9:8519a400 r8:84b9182c r7:82804d40 r6:dddced40 r5:dddced60 [ 1328.788003][ T32] r4:84b91800 [ 1328.788024][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1328.788070][ T32] r10:00000000 r9:84b91800 r8:8027ecf4 r7:eaae1e60 r6:84b91880 r5:8519a400 [ 1328.788120][ T32] r4:00000001 [ 1328.788144][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.788203][ T32] Exception stack(0xeaaedfb0 to 0xeaaedff8) [ 1328.788258][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1328.788313][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.788343][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.788396][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1328.788436][ T32] r4:84b9a2c0 [ 1328.788971][ T32] INFO: task kworker/0:382:4120 is blocked on a mutex likely owned by task kworker/0:313:3955. [ 1328.789010][ T32] task:kworker/0:313 state:R running task stack:0 pid:3955 tgid:3955 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.789121][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.789172][ T32] Call trace: [ 1328.789217][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1328.789270][ T32] r10:8280c9b4 r9:84b7b000 r8:80200be4 r7:e08c5d54 r6:ffffffff r5:84b7b000 [ 1328.789292][ T32] r4:00000000 [ 1328.789310][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 1 printk messages dropped ** [ 1328.789415][ T32] 5d20: d7676000 e0675000 00000001 80239b98 7f321000 00000001 82ac11c4 82ac05a0 ** 7 printk messages dropped ** [ 1328.789717][ T32] r4:e08c5dc0 ** 4 printk messages dropped ** [ 1328.789905][ T32] r9:83018005 r8:84b7b000 r7:00000000 r6:83018000 r5:00001000 r4:7f099000 ** 8 printk messages dropped ** [ 1328.790293][ T32] r10:61c88647 r9:84b7b000 r8:84b0bc2c r7:82804d40 r6:dddced40 r5:dddced60 ** 8 printk messages dropped ** [ 1328.803748][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1328.804110][ T32] task:kworker/0:383 state:D stack:0 pid:4123 tgid:4123 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1328.804455][ T32] r5:848dd400 r4:829189bc [ 1328.804502][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1328.804635][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1328.804778][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b9ac40 ** 5 printk messages dropped ** [ 1328.804992][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) ** 8 printk messages dropped ** [ 1328.805390][ T32] r10:00000000 r9:84b91900 r8:8027ecf4 r7:eaaede60 r6:84b91980 r5:848dd400 ** 6 printk messages dropped ** [ 1328.805685][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 6 printk messages dropped ** [ 1328.806651][ T32] r10:8280c9b4 r9:84b7b000 r8:80200be4 r7:e08c5d54 r6:ffffffff r5:84b7b000 ** 11 printk messages dropped ** [ 1328.807163][ T32] r4:e08c5dc0 ** 2 printk messages dropped ** [ 1328.807303][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1328.807535][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1328.807834][ T32] r10:00000000 r9:84b0bc00 r8:8027ecf4 r7:e08b1e60 r6:85024400 r5:84b7b000 ** 7 printk messages dropped ** [ 1328.808173][ T32] r4:850d9680 ** 4 printk messages dropped ** [ 1328.808318][ T32] task:kworker/0:384 state:D stack:0 pid:4126 tgid:4126 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1328.808582][ T32] r5:84558000 r4:829189bc [ 1328.808623][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.808687][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.808735][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaaf5e08 [ 1328.808776][ T32] r4:00000000 [ 1328.808799][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1328.808839][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1328.808874][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1328.808935][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b9aac0 [ 1328.808962][ T32] r4:00000000 [ 1328.808980][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1328.809032][ T32] r9:83018005 r8:84558000 r7:00000000 r6:83018000 r5:00001000 r4:7f099000 [ 1328.809076][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1328.809125][ T32] r5:00001000 r4:e4931000 [ 1328.809145][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1328.809183][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.809220][ T32] r5:85154f8c r4:85154c00 [ 1328.809271][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1328.809338][ T32] r7:dddced40 r6:83018000 r5:85154f8c r4:84b91a00 [ 1328.809363][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1328.809407][ T32] r10:61c88647 r9:84558000 r8:84b91a2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1328.809430][ T32] r4:84b91a00 [ 1328.809469][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1328.809515][ T32] r10:00000000 r9:84b91a00 r8:8027ecf4 r7:eaacde60 r6:84b91a80 r5:84558000 [ 1328.809558][ T32] r4:00000001 [ 1328.809600][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.809658][ T32] Exception stack(0xeaaf5fb0 to 0xeaaf5ff8) [ 1328.809696][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1328.809726][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.809772][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.809817][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1328.809852][ T32] r4:84b9ab80 [ 1328.810356][ T32] INFO: task kworker/0:384:4126 is blocked on a mutex likely owned by task kworker/0:313:3955. [ 1328.810412][ T32] task:kworker/0:313 state:R running task stack:0 pid:3955 tgid:3955 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.810481][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.829132][ T32] Call trace: [ 1328.829179][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1328.829263][ T32] r10:8280c9b4 r9:84b7b000 r8:80200be4 r7:e08c5d54 r6:ffffffff r5:84b7b000 [ 1328.829315][ T32] r4:00000000 [ 1328.829360][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.829406][ T32] Exception stack(0xe08c5d20 to 0xe08c5d68) [ 1328.829440][ T32] 5d20: d7e17000 e0675000 00000001 80239b98 7f321000 00000001 82ac11c4 82ac05a0 [ 1328.829469][ T32] 5d40: 7f321000 e0675000 8280c9b4 e08c5d9c e08c5da0 e08c5d70 80230ad4 80239bb0 [ 1328.829513][ T32] 5d60: 80050013 ffffffff [ 1328.829541][ T32] r5:80050013 r4:80239bb0 [ 1328.829583][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1328.829630][ T32] r4:82ac11e4 [ 1328.829664][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.829709][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08c5dc0 r5:e08c5e08 [ 1328.829731][ T32] r4:e08c5dc0 [ 1328.829749][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1328.829790][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9900 [ 1328.829812][ T32] r4:00000000 [ 1328.829830][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1328.829883][ T32] r9:83018005 r8:84b7b000 r7:00000000 r6:83018000 r5:00001000 r4:7f099000 [ 1328.829909][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1328.829951][ T32] r5:00001000 r4:e06bd000 [ 1328.829970][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1328.830008][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.830045][ T32] r5:85073b8c r4:85073800 [ 1328.830093][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1328.830146][ T32] r7:dddced40 r6:83018000 r5:85073b8c r4:84b0bc00 [ 1328.830188][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1328.830237][ T32] r10:61c88647 r9:84b7b000 r8:84b0bc2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1328.830259][ T32] r4:84b0bc00 [ 1328.830278][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1328.830321][ T32] r10:00000000 r9:84b0bc00 r8:8027ecf4 r7:e08b1e60 r6:85024400 r5:84b7b000 [ 1328.830366][ T32] r4:00000001 [ 1328.830409][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.830447][ T32] Exception stack(0xe08c5fb0 to 0xe08c5ff8) [ 1328.830473][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1328.830501][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.833344][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.833418][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1328.833459][ T32] r4:850d9680 [ 1328.833487][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.833517][ T32] INFO: task kworker/0:385:4127 blocked for more than 455 seconds. [ 1328.833561][ T32] Not tainted 6.15.0-syzkaller #0 [ 1328.833636][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.833663][ T32] task:kworker/0:385 state:D stack:0 pid:4127 tgid:4127 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.833732][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.833804][ T32] Call trace: [ 1328.833877][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1328.833952][ T32] r10:829189c0 r9:eaaf1d84 r8:00000002 r7:60000113 r6:eaaf1d8c r5:84558c00 [ 1328.833978][ T32] r4:84558c00 [ 1328.834019][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1328.834062][ T32] r5:84558c00 r4:829189bc [ 1328.834082][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.834128][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.834187][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaaf1e08 [ 1328.834220][ T32] r4:00000000 [ 1328.834239][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1328.834287][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1328.834329][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1328.834369][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b9ae00 [ 1328.834390][ T32] r4:00000000 [ 1328.834409][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1328.834471][ T32] r9:83018005 r8:84558c00 r7:00000000 r6:83018000 r5:00001000 r4:7f09d000 [ 1328.834527][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1328.834571][ T32] r5:00001000 r4:e4975000 [ 1328.834622][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1328.834664][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.834702][ T32] r5:8515578c r4:85155400 [ 1328.834721][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1328.834764][ T32] r7:dddced40 r6:83018000 r5:8515578c r4:84b91b00 [ 1328.834805][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1328.834855][ T32] r10:61c88647 r9:84558c00 r8:84b91b2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1328.834886][ T32] r4:84b91b00 [ 1328.834929][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1328.834980][ T32] r10:00000000 r9:84b91b00 r8:8027ecf4 r7:eaacde60 r6:84b91b80 r5:84558c00 [ 1328.835001][ T32] r4:00000001 [ 1328.835019][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.835053][ T32] Exception stack(0xeaaf1fb0 to 0xeaaf1ff8) [ 1328.835078][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1328.835112][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.835162][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.835213][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1328.835247][ T32] r4:84b9aa40 [ 1328.835781][ T32] INFO: task kworker/0:385:4127 is blocked on a mutex likely owned by task kworker/0:313:3955. [ 1328.835817][ T32] task:kworker/0:313 state:R running task stack:0 pid:3955 tgid:3955 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.835921][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.835968][ T32] Call trace: [ 1328.835997][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1328.836045][ T32] r10:8280c9b4 r9:84b7b000 r8:80200be4 r7:e08c5d54 r6:ffffffff r5:84b7b000 [ 1328.836088][ T32] r4:00000000 [ 1328.836118][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.836167][ T32] Exception stack(0xe08c5d20 to 0xe08c5d68) [ 1328.836221][ T32] 5d20: d7e17000 e0675000 00000001 80239b98 7f321000 00000001 82ac11c4 82ac05a0 [ 1328.836275][ T32] 5d40: 7f321000 e0675000 8280c9b4 e08c5d9c e08c5da0 e08c5d70 80230ad4 80239bb0 [ 1328.836323][ T32] 5d60: 80050013 ffffffff [ 1328.836370][ T32] r5:80050013 r4:80239bb0 [ 1328.836394][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1328.836457][ T32] r4:82ac11e4 [ 1328.836480][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.836524][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08c5dc0 r5:e08c5e08 [ 1328.836572][ T32] r4:e08c5dc0 [ 1328.836596][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1328.836639][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9900 [ 1328.836661][ T32] r4:00000000 [ 1328.836679][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1328.836721][ T32] r9:83018005 r8:84b7b000 r7:00000000 r6:83018000 r5:00001000 r4:7f099000 [ 1328.836763][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1328.836830][ T32] r5:00001000 r4:e06bd000 [ 1328.836894][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1328.836961][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.837003][ T32] r5:85073b8c r4:85073800 [ 1328.837022][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1328.837064][ T32] r7:dddced40 r6:83018000 r5:85073b8c r4:84b0bc00 [ 1328.837083][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1328.837134][ T32] r10:61c88647 r9:84b7b000 r8:84b0bc2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1328.837197][ T32] r4:84b0bc00 [ 1328.837262][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1328.837309][ T32] r10:00000000 r9:84b0bc00 r8:8027ecf4 r7:e08b1e60 r6:85024400 r5:84b7b000 ** 2 printk messages dropped ** [ 1328.837428][ T32] Exception stack(0xe08c5fb0 to 0xe08c5ff8) ** 4 printk messages dropped ** [ 1328.837612][ T32] r4:850d9680 ** 4 printk messages dropped ** [ 1328.837777][ T32] task:kworker/0:386 state:D stack:0 pid:4129 tgid:4129 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1328.838199][ T32] r5:84559800 r4:829189bc [ 1328.838218][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.838257][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) ** 1 printk messages dropped ** [ 1328.838405][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1328.838560][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b93e80 ** 7 printk messages dropped ** [ 1328.838939][ T32] r5:85155f8c r4:85155c00 ** 4 printk messages dropped ** [ 1328.839291][ T32] r4:84b91c00 ** 3 printk messages dropped ** [ 1328.839487][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 5 printk messages dropped ** [ 1328.839800][ T32] r4:84b9ac80 ** 3 printk messages dropped ** [ 1328.859038][ T32] Call trace: ** 6 printk messages dropped ** [ 1328.859379][ T32] 5d40: 7f321000 e0675000 8280c9b4 e08c5d9c e08c5da0 e08c5d70 80230ad4 80239bb0 ** 8 printk messages dropped ** [ 1328.859749][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9900 ** 7 printk messages dropped ** [ 1328.860160][ T32] r5:85073b8c r4:85073800 ** 4 printk messages dropped ** [ 1328.860343][ T32] r4:84b0bc00 ** 6 printk messages dropped ** [ 1328.865651][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1328.866005][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 7 printk messages dropped ** [ 1328.866413][ T32] r5:8455a400 r4:829189bc [ 1328.866433][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.866472][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) ** 5 printk messages dropped ** [ 1328.866751][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b9af40 ** 6 printk messages dropped ** [ 1328.867110][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.867205][ T32] r5:85155b8c r4:85155800 [ 1328.867238][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1328.867304][ T32] r7:dddced40 r6:83018000 r5:85155b8c r4:84b91d00 [ 1328.867337][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1328.867384][ T32] r10:61c88647 r9:8455a400 r8:84b91d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1328.867405][ T32] r4:84b91d00 [ 1328.867424][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1328.867490][ T32] r10:00000000 r9:84b91d00 r8:8027ecf4 r7:eaaf9e60 r6:84b91d80 r5:8455a400 [ 1328.867558][ T32] r4:00000001 [ 1328.867647][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.867687][ T32] Exception stack(0xeab01fb0 to 0xeab01ff8) [ 1328.867712][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1328.867739][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.867774][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.867826][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1328.867888][ T32] r4:84b93dc0 [ 1328.868424][ T32] INFO: task kworker/0:387:4131 is blocked on a mutex likely owned by task kworker/0:313:3955. [ 1328.868489][ T32] task:kworker/0:313 state:R running task stack:0 pid:3955 tgid:3955 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.868551][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.868594][ T32] Call trace: [ 1328.868622][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1328.868693][ T32] r10:8280c9b4 r9:84b7b000 r8:80200be4 r7:e08c5d54 r6:ffffffff r5:84b7b000 [ 1328.868720][ T32] r4:00000000 [ 1328.868759][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.868803][ T32] Exception stack(0xe08c5d20 to 0xe08c5d68) [ 1328.868832][ T32] 5d20: d826f000 e0675000 00000001 80239b98 7f321000 00000001 82ac11c4 82ac05a0 [ 1328.868870][ T32] 5d40: 7f321000 e0675000 8280c9b4 e08c5d9c e08c5da0 e08c5d70 80230ad4 80239bb0 [ 1328.868897][ T32] 5d60: 80050013 ffffffff [ 1328.868919][ T32] r5:80050013 r4:80239bb0 [ 1328.868968][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1328.869033][ T32] r4:82ac11e4 [ 1328.869056][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.869118][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08c5dc0 r5:e08c5e08 [ 1328.869187][ T32] r4:e08c5dc0 [ 1328.869212][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1328.869253][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9900 [ 1328.869274][ T32] r4:00000000 [ 1328.869302][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1328.869377][ T32] r9:83018005 r8:84b7b000 r7:00000000 r6:83018000 r5:00001000 r4:7f099000 [ 1328.869403][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1328.869445][ T32] r5:00001000 r4:e06bd000 [ 1328.869463][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1328.869500][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.869536][ T32] r5:85073b8c r4:85073800 [ 1328.869555][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1328.869627][ T32] r7:dddced40 r6:83018000 r5:85073b8c r4:84b0bc00 [ 1328.869673][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1328.869751][ T32] r10:61c88647 r9:84b7b000 r8:84b0bc2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1328.869802][ T32] r4:84b0bc00 [ 1328.869853][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1328.869905][ T32] r10:00000000 r9:84b0bc00 r8:8027ecf4 r7:e08b1e60 r6:85024400 r5:84b7b000 [ 1328.869948][ T32] r4:00000001 [ 1328.869970][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.870006][ T32] Exception stack(0xe08c5fb0 to 0xe08c5ff8) [ 1328.870032][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1328.870109][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.870140][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.870167][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1328.870188][ T32] r4:850d9680 [ 1328.870230][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.870260][ T32] INFO: task kworker/0:388:4133 blocked for more than 455 seconds. [ 1328.870289][ T32] Not tainted 6.15.0-syzkaller #0 [ 1328.870333][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.870367][ T32] task:kworker/0:388 state:D stack:0 pid:4133 tgid:4133 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.870459][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.887710][ T32] Call trace: [ 1328.887771][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1328.887846][ T32] r10:829189c0 r9:eab0dd84 r8:00000002 r7:60000113 r6:eab0dd8c r5:8455b000 [ 1328.887870][ T32] r4:8455b000 [ 1328.887890][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1328.887950][ T32] r5:8455b000 r4:829189bc [ 1328.887979][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.888038][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.888085][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eab0de08 [ 1328.888139][ T32] r4:00000000 [ 1328.888163][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1328.888223][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1328.888288][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1328.888355][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850f0140 [ 1328.888381][ T32] r4:00000000 [ 1328.888400][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1328.888445][ T32] r9:83018005 r8:8455b000 r7:00000000 r6:83018000 r5:00001000 r4:7f0a3000 [ 1328.888466][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1328.888507][ T32] r5:00001000 r4:eab19000 [ 1328.888527][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1328.888564][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.888602][ T32] r5:8515638c r4:85156000 [ 1328.888622][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1328.888781][ T32] r10:61c88647 r9:8455b000 r8:84b91e2c r7:82804d40 r6:dddced40 r5:dddced60 ** 7 printk messages dropped ** [ 1328.889077][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1328.889896][ T32] Call trace: ** 6 printk messages dropped ** [ 1328.890113][ T32] 5d40: 7f321000 e0675000 8280c9b4 e08c5d9c e08c5da0 e08c5d70 80230ad4 80239bb0 ** 9 printk messages dropped ** [ 1328.890451][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1328.902429][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) ** 6 printk messages dropped ** [ 1328.903246][ T32] r4:84b0bc00 ** 4 printk messages dropped ** [ 1328.903598][ T32] Exception stack(0xe08c5fb0 to 0xe08c5ff8) ** 6 printk messages dropped ** [ 1328.904037][ T32] INFO: task kworker/0:389:4135 blocked for more than 455 seconds. ** 9 printk messages dropped ** [ 1328.905000][ T32] r5:8455bc00 r4:829189bc [ 1328.905101][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.905190][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.905286][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eab1de08 [ 1328.905333][ T32] r4:00000000 [ 1328.905478][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1328.905586][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1328.905788][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1328.905889][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850f0480 [ 1328.905941][ T32] r4:00000000 [ 1328.905984][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1328.906070][ T32] r9:83018005 r8:8455bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f0bb000 [ 1328.906134][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1328.906220][ T32] r5:00001000 r4:eab31000 [ 1328.906266][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1328.906348][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.906437][ T32] r5:85156b8c r4:85156800 [ 1328.906494][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1328.906592][ T32] r7:dddced40 r6:83018000 r5:85156b8c r4:84b91f00 [ 1328.906660][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1328.906759][ T32] r10:61c88647 r9:8455bc00 r8:84b91f2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1328.906807][ T32] r4:84b91f00 [ 1328.906849][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1328.907079][ T32] r10:00000000 r9:84b91f00 r8:8027ecf4 r7:eab0de60 r6:84b91f80 r5:8455bc00 [ 1328.907164][ T32] r4:00000001 [ 1328.907208][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.907396][ T32] Exception stack(0xeab1dfb0 to 0xeab1dff8) [ 1328.907466][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1328.907527][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.907583][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.907646][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1328.907694][ T32] r4:850f01c0 [ 1328.908654][ T32] INFO: task kworker/0:389:4135 is blocked on a mutex likely owned by task kworker/0:313:3955. [ 1328.908733][ T32] task:kworker/0:313 state:R running task stack:0 pid:3955 tgid:3955 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.908903][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.909007][ T32] Call trace: [ 1328.909091][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1328.909229][ T32] r10:8280c9b4 r9:84b7b000 r8:80200be4 r7:e08c5d54 r6:ffffffff r5:84b7b000 [ 1328.909325][ T32] r4:00000000 [ 1328.909379][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.909508][ T32] Exception stack(0xe08c5d20 to 0xe08c5d68) [ 1328.909575][ T32] 5d20: d8856000 e0675000 00000001 80239b98 7f321000 00000001 82ac11c4 82ac05a0 [ 1328.909697][ T32] 5d40: 7f321000 e0675000 8280c9b4 e08c5d9c e08c5da0 e08c5d70 80230ad4 80239bb0 [ 1328.909756][ T32] 5d60: 80050013 ffffffff [ 1328.909823][ T32] r5:80050013 r4:80239bb0 [ 1328.909970][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1328.910221][ T32] r4:82ac11e4 [ 1328.910341][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.910441][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08c5dc0 r5:e08c5e08 [ 1328.910490][ T32] r4:e08c5dc0 [ 1328.933312][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1328.933570][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9900 ** 3 printk messages dropped ** [ 1328.933819][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) ** 5 printk messages dropped ** [ 1328.934341][ T32] r7:dddced40 r6:83018000 r5:85073b8c r4:84b0bc00 [ 1328.934577][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1328.934678][ T32] r10:61c88647 r9:84b7b000 r8:84b0bc2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1328.934726][ T32] r4:84b0bc00 [ 1328.934828][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1328.935060][ T32] r10:00000000 r9:84b0bc00 r8:8027ecf4 r7:e08b1e60 r6:85024400 r5:84b7b000 [ 1328.935155][ T32] r4:00000001 [ 1328.935211][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.935351][ T32] Exception stack(0xe08c5fb0 to 0xe08c5ff8) [ 1328.935427][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1328.935491][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.935549][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.935610][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1328.935679][ T32] r4:850d9680 [ 1328.935764][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.935890][ T32] INFO: task kworker/0:390:4136 blocked for more than 455 seconds. [ 1328.935967][ T32] Not tainted 6.15.0-syzkaller #0 [ 1328.936018][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.936064][ T32] task:kworker/0:390 state:D stack:0 pid:4136 tgid:4136 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.936182][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.936271][ T32] Call trace: [ 1328.936348][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1328.936531][ T32] r10:829189c0 r9:eaafdd84 r8:00000002 r7:60000113 r6:eaafdd8c r5:8455c800 [ 1328.936585][ T32] r4:8455c800 [ 1328.936628][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1328.936712][ T32] r5:8455c800 r4:829189bc [ 1328.936808][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.936898][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.936991][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaafde08 [ 1328.937037][ T32] r4:00000000 [ 1328.937081][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1328.937275][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1328.937450][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1328.937548][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850f0280 [ 1328.937599][ T32] r4:00000000 [ 1328.937721][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1328.937815][ T32] r9:83018005 r8:8455c800 r7:00000000 r6:83018000 r5:00001000 r4:7f0b9000 [ 1328.937861][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1328.938000][ T32] r5:00001000 r4:eab25000 [ 1328.938049][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1328.938191][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.938276][ T32] r5:8515678c r4:85156400 [ 1328.938323][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1328.938422][ T32] r7:dddced40 r6:83018000 r5:8515678c r4:850f4000 [ 1328.938468][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1328.938609][ T32] r10:61c88647 r9:8455c800 r8:850f402c r7:82804d40 r6:dddced40 r5:dddced60 [ 1328.938688][ T32] r4:850f4000 [ 1328.938767][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) ** 1 printk messages dropped ** [ 1328.939003][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1328.939270][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1328.972024][ T32] r10:8280c9b4 r9:84b7b000 r8:80200be4 r7:e08c5d54 r6:ffffffff r5:84b7b000 ** 10 printk messages dropped ** [ 1328.973034][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08c5dc0 r5:e08c5e08 ** 6 printk messages dropped ** [ 1328.973729][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) ** 7 printk messages dropped ** [ 1328.974454][ T32] r10:61c88647 r9:84b7b000 r8:84b0bc2c r7:82804d40 r6:dddced40 r5:dddced60 ** 8 printk messages dropped ** [ 1328.975306][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1328.975796][ T32] task:kworker/0:391 state:D stack:0 pid:4138 tgid:4138 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1328.976581][ T32] r5:8455d400 r4:829189bc [ 1328.976630][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 5 printk messages dropped ** [ 1328.977084][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) ** 6 printk messages dropped ** [ 1328.977731][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) ** 8 printk messages dropped ** [ 1328.978598][ T32] r10:00000000 r9:850f4100 r8:8027ecf4 r7:eab1de60 r6:850f4180 r5:8455d400 ** 7 printk messages dropped ** [ 1328.979082][ T32] r4:850f03c0 ** 5 printk messages dropped ** [ 1329.007621][ T32] r10:8280c9b4 r9:84b7b000 r8:80200be4 r7:e08c5d54 r6:ffffffff r5:84b7b000 [ 1329.007673][ T32] r4:00000000 [ 1329.007718][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.007804][ T32] Exception stack(0xe08c5d20 to 0xe08c5d68) [ 1329.007873][ T32] 5d20: d94a7000 e0675000 00000001 80239b98 7f321000 00000001 82ac11c4 82ac05a0 [ 1329.007961][ T32] 5d40: 7f321000 e0675000 8280c9b4 e08c5d9c e08c5da0 e08c5d70 80230ad4 80239bb0 [ 1329.008019][ T32] 5d60: 80050013 ffffffff [ 1329.008073][ T32] r5:80050013 r4:80239bb0 [ 1329.008165][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1329.008257][ T32] r4:82ac11e4 [ 1329.008302][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.008405][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08c5dc0 r5:e08c5e08 [ 1329.008554][ T32] r4:e08c5dc0 [ 1329.008604][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1329.008693][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9900 [ 1329.008744][ T32] r4:00000000 [ 1329.008787][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1329.008875][ T32] r9:83018005 r8:84b7b000 r7:00000000 r6:83018000 r5:00001000 r4:7f099000 [ 1329.008933][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1329.009026][ T32] r5:00001000 r4:e06bd000 [ 1329.009173][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1329.009263][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.009368][ T32] r5:85073b8c r4:85073800 [ 1329.009419][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1329.009609][ T32] r7:dddced40 r6:83018000 r5:85073b8c r4:84b0bc00 [ 1329.009668][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1329.009783][ T32] r10:61c88647 r9:84b7b000 r8:84b0bc2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1329.009835][ T32] r4:84b0bc00 [ 1329.009880][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1329.009972][ T32] r10:00000000 r9:84b0bc00 r8:8027ecf4 r7:e08b1e60 r6:85024400 r5:84b7b000 [ 1329.010019][ T32] r4:00000001 [ 1329.010105][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.010186][ T32] Exception stack(0xe08c5fb0 to 0xe08c5ff8) [ 1329.010284][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1329.010390][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.010455][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.010514][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1329.019255][ T32] r4:850d9680 [ 1329.019404][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.019470][ T32] INFO: task kworker/0:392:4141 blocked for more than 455 seconds. [ 1329.019538][ T32] Not tainted 6.15.0-syzkaller #0 [ 1329.019592][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1329.019638][ T32] task:kworker/0:392 state:D stack:0 pid:4141 tgid:4141 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.019750][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.019902][ T32] Call trace: [ 1329.020095][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1329.020210][ T32] r10:829189c0 r9:eab35d84 r8:00000002 r7:60000113 r6:eab35d8c r5:8455e000 [ 1329.020261][ T32] r4:8455e000 [ 1329.020490][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1329.020584][ T32] r5:8455e000 r4:829189bc [ 1329.020740][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.031675][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.031854][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eab35e08 [ 1329.031907][ T32] r4:00000000 [ 1329.031951][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1329.032037][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1329.032137][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1329.032229][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850f0600 [ 1329.032312][ T32] r4:00000000 [ 1329.032425][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1329.032529][ T32] r9:83018005 r8:8455e000 r7:00000000 r6:83018000 r5:00001000 r4:7f013000 [ 1329.032581][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1329.032676][ T32] r5:00001000 r4:dfa03000 [ 1329.032723][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1329.033106][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.033205][ T32] r5:85156f8c r4:85156c00 [ 1329.033285][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1329.033388][ T32] r7:dddced40 r6:83018000 r5:85156f8c r4:850f4200 [ 1329.033436][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1329.033528][ T32] r10:61c88647 r9:8455e000 r8:850f422c r7:82804d40 r6:dddced40 r5:dddced60 [ 1329.033681][ T32] r4:850f4200 [ 1329.033732][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) ** 1 printk messages dropped ** [ 1329.033914][ T32] r4:00000001 ** 2 printk messages dropped ** [ 1329.034182][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1329.035918][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1329.036663][ T32] 5d60: 80050013 ffffffff ** 5 printk messages dropped ** [ 1329.037070][ T32] r4:e08c5dc0 ** 4 printk messages dropped ** [ 1329.037988][ T32] r9:83018005 r8:84b7b000 r7:00000000 r6:83018000 r5:00001000 r4:7f099000 ** 6 printk messages dropped ** [ 1329.038799][ T32] r7:dddced40 r6:83018000 r5:85073b8c r4:84b0bc00 ** 5 printk messages dropped ** [ 1329.039572][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1329.039983][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 7 printk messages dropped ** [ 1329.040513][ T32] Call trace: ** 4 printk messages dropped ** [ 1329.063295][ T32] r5:8455ec00 r4:829189bc [ 1329.063363][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.063474][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) ** 4 printk messages dropped ** [ 1329.063809][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) ** 5 printk messages dropped ** [ 1329.064304][ T32] r5:00001000 r4:dfad9000 ** 4 printk messages dropped ** [ 1329.064690][ T32] r7:dddced40 r6:83018000 r5:8515778c r4:850f4380 ** 5 printk messages dropped ** [ 1329.065101][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1329.065503][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1329.066726][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1329.067293][ T32] 5d20: d9952000 e0675000 00000001 80239b98 7f321000 00000001 82ac11c4 82ac05a0 ** 12 printk messages dropped ** [ 1329.068101][ T32] r9:83018005 r8:84b7b000 r7:00000000 r6:83018000 r5:00001000 r4:7f099000 ** 6 printk messages dropped ** [ 1329.068630][ T32] r7:dddced40 r6:83018000 r5:85073b8c r4:84b0bc00 [ 1329.068675][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1329.068772][ T32] r10:61c88647 r9:84b7b000 r8:84b0bc2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1329.068817][ T32] r4:84b0bc00 [ 1329.068879][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1329.068971][ T32] r10:00000000 r9:84b0bc00 r8:8027ecf4 r7:e08b1e60 r6:85024400 r5:84b7b000 [ 1329.069022][ T32] r4:00000001 [ 1329.069057][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.069153][ T32] Exception stack(0xe08c5fb0 to 0xe08c5ff8) [ 1329.069203][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1329.069265][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.069341][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.069408][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1329.069469][ T32] r4:850d9680 [ 1329.069534][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.069624][ T32] INFO: task kworker/0:394:4145 blocked for more than 455 seconds. [ 1329.069699][ T32] Not tainted 6.15.0-syzkaller #0 [ 1329.069775][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1329.069823][ T32] task:kworker/0:394 state:D stack:0 pid:4145 tgid:4145 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.069936][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.070021][ T32] Call trace: [ 1329.070115][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1329.070203][ T32] r10:829189c0 r9:e89e5d84 r8:00000002 r7:60000013 r6:e89e5d8c r5:851b0000 [ 1329.070251][ T32] r4:851b0000 [ 1329.070293][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1329.070405][ T32] r5:851b0000 r4:829189bc [ 1329.070454][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.070529][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.091552][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e89e5e08 [ 1329.091655][ T32] r4:00000000 [ 1329.091718][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1329.091835][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1329.091919][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1329.092050][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850f0ac0 [ 1329.092135][ T32] r4:00000000 [ 1329.092193][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1329.092301][ T32] r9:83018005 r8:851b0000 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [ 1329.092348][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1329.092448][ T32] r5:00001000 r4:dfb51000 [ 1329.092487][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1329.092575][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.092678][ T32] r5:85157b8c r4:85157800 [ 1329.092726][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1329.092811][ T32] r7:dddced40 r6:83018000 r5:85157b8c r4:850f4300 [ 1329.092851][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1329.092965][ T32] r10:61c88647 r9:851b0000 r8:850f432c r7:82804d40 r6:dddced40 r5:dddced60 [ 1329.093035][ T32] r4:850f4300 [ 1329.093085][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1329.093176][ T32] r10:00000000 r9:850f4300 r8:8027ecf4 r7:e89dde60 r6:850f4480 r5:851b0000 [ 1329.093244][ T32] r4:00000001 [ 1329.093299][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.093405][ T32] Exception stack(0xe89e5fb0 to 0xe89e5ff8) [ 1329.093492][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1329.093551][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.093607][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.093676][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1329.093747][ T32] r4:850f0840 [ 1329.094609][ T32] INFO: task kworker/0:394:4145 is blocked on a mutex likely owned by task kworker/0:313:3955. [ 1329.094681][ T32] task:kworker/0:313 state:R running task stack:0 pid:3955 tgid:3955 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.094826][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.094960][ T32] Call trace: [ 1329.095031][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1329.095163][ T32] r10:8280c9b4 r9:84b7b000 r8:80200be4 r7:e08c5d54 r6:ffffffff r5:84b7b000 [ 1329.095210][ T32] r4:00000000 [ 1329.095268][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.095350][ T32] Exception stack(0xe08c5d20 to 0xe08c5d68) [ 1329.095425][ T32] 5d20: d9dd8000 e0675000 00000001 80239b98 7f321000 00000001 82ac11c4 82ac05a0 [ 1329.095509][ T32] 5d40: 7f321000 e0675000 8280c9b4 e08c5d9c e08c5da0 e08c5d70 80230ad4 80239bb0 [ 1329.095631][ T32] 5d60: 80050013 ffffffff [ 1329.095684][ T32] r5:80050013 r4:80239bb0 [ 1329.095748][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1329.095831][ T32] r4:82ac11e4 [ 1329.095876][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.095956][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08c5dc0 r5:e08c5e08 [ 1329.096006][ T32] r4:e08c5dc0 [ 1329.096044][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1329.096156][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9900 [ 1329.096229][ T32] r4:00000000 [ 1329.096274][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1329.096359][ T32] r9:83018005 r8:84b7b000 r7:00000000 r6:83018000 r5:00001000 r4:7f099000 [ 1329.096453][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1329.096540][ T32] r5:00001000 r4:e06bd000 [ 1329.096583][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1329.096665][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.096743][ T32] r5:85073b8c r4:85073800 [ 1329.096787][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1329.096878][ T32] r7:dddced40 r6:83018000 r5:85073b8c r4:84b0bc00 [ 1329.096918][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1329.097011][ T32] r10:61c88647 r9:84b7b000 r8:84b0bc2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1329.097054][ T32] r4:84b0bc00 [ 1329.097152][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1329.097246][ T32] r10:00000000 r9:84b0bc00 r8:8027ecf4 r7:e08b1e60 r6:85024400 r5:84b7b000 [ 1329.097298][ T32] r4:00000001 [ 1329.097361][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.097468][ T32] Exception stack(0xe08c5fb0 to 0xe08c5ff8) [ 1329.097554][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1329.097622][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.097676][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.097730][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1329.097776][ T32] r4:850d9680 [ 1329.097852][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.097962][ T32] INFO: task kworker/0:395:4147 blocked for more than 455 seconds. [ 1329.098048][ T32] Not tainted 6.15.0-syzkaller #0 [ 1329.098111][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1329.098172][ T32] task:kworker/0:395 state:D stack:0 pid:4147 tgid:4147 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.098290][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.098377][ T32] Call trace: [ 1329.098471][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1329.098560][ T32] r10:829189c0 r9:e89d5d84 r8:00000002 r7:60000013 r6:e89d5d8c r5:851b1800 [ 1329.098605][ T32] r4:851b1800 [ 1329.098649][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1329.098727][ T32] r5:851b1800 r4:829189bc [ 1329.098773][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.098901][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.099003][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e89d5e08 [ 1329.099053][ T32] r4:00000000 [ 1329.099106][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1329.099218][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1329.099319][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1329.099420][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850f0e80 [ 1329.099467][ T32] r4:00000000 [ 1329.099502][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1329.099583][ T32] r9:83018005 r8:851b1800 r7:00000000 r6:83018000 r5:00001000 r4:7f041000 [ 1329.099653][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1329.099735][ T32] r5:00001000 r4:dfc7d000 [ 1329.099808][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1329.099887][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.099963][ T32] r5:847dc38c r4:847dc000 [ 1329.100007][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1329.100087][ T32] r7:dddced40 r6:83018000 r5:847dc38c r4:850f4500 [ 1329.100136][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1329.100247][ T32] r10:61c88647 r9:851b1800 r8:850f452c r7:82804d40 r6:dddced40 r5:dddced60 [ 1329.100295][ T32] r4:850f4500 [ 1329.100337][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1329.100451][ T32] r10:00000000 r9:850f4500 r8:8027ecf4 r7:e89e5e60 r6:850f4580 r5:851b1800 [ 1329.100500][ T32] r4:00000001 [ 1329.128107][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.128306][ T32] Exception stack(0xe89d5fb0 to 0xe89d5ff8) [ 1329.128374][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1329.128431][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.128488][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.128546][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1329.128595][ T32] r4:850f0840 [ 1329.129447][ T32] INFO: task kworker/0:395:4147 is blocked on a mutex likely owned by task kworker/0:313:3955. [ 1329.129523][ T32] task:kworker/0:313 state:R running task stack:0 pid:3955 tgid:3955 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.129707][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.129801][ T32] Call trace: [ 1329.129893][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1329.130035][ T32] r10:8280c9b4 r9:84b7b000 r8:80200be4 r7:e08c5d54 r6:ffffffff r5:84b7b000 [ 1329.130098][ T32] r4:00000000 [ 1329.130136][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.130271][ T32] Exception stack(0xe08c5d20 to 0xe08c5d68) [ 1329.130335][ T32] 5d20: da20e000 e0675000 00000001 80239b98 7f321000 00000001 82ac11c4 82ac05a0 [ 1329.130413][ T32] 5d40: 7f321000 e0675000 8280c9b4 e08c5d9c e08c5da0 e08c5d70 80230ad4 80239bb0 [ 1329.130492][ T32] 5d60: 80050013 ffffffff [ 1329.130544][ T32] r5:80050013 r4:80239bb0 [ 1329.138055][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1329.138268][ T32] r4:82ac11e4 [ 1329.138318][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.138418][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08c5dc0 r5:e08c5e08 [ 1329.138464][ T32] r4:e08c5dc0 [ 1329.138506][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1329.138587][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9900 [ 1329.138667][ T32] r4:00000000 [ 1329.138769][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1329.138856][ T32] r9:83018005 r8:84b7b000 r7:00000000 r6:83018000 r5:00001000 r4:7f099000 [ 1329.138904][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1329.138987][ T32] r5:00001000 r4:e06bd000 [ 1329.139050][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1329.139175][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.139251][ T32] r5:85073b8c r4:85073800 [ 1329.139310][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1329.139427][ T32] r7:dddced40 r6:83018000 r5:85073b8c r4:84b0bc00 [ 1329.139477][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1329.139603][ T32] r10:61c88647 r9:84b7b000 r8:84b0bc2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1329.139656][ T32] r4:84b0bc00 [ 1329.139695][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1329.139805][ T32] r10:00000000 r9:84b0bc00 r8:8027ecf4 r7:e08b1e60 r6:85024400 r5:84b7b000 [ 1329.139889][ T32] r4:00000001 [ 1329.139966][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.140042][ T32] Exception stack(0xe08c5fb0 to 0xe08c5ff8) [ 1329.140115][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1329.140181][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.140237][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.140288][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1329.140337][ T32] r4:850d9680 [ 1329.140387][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.140449][ T32] INFO: task kworker/0:396:4148 blocked for more than 455 seconds. [ 1329.140533][ T32] Not tainted 6.15.0-syzkaller #0 [ 1329.155374][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1329.155536][ T32] task:kworker/0:396 state:D stack:0 pid:4148 tgid:4148 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.155697][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.155805][ T32] Call trace: [ 1329.155875][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1329.155980][ T32] r10:829189c0 r9:eab41d84 r8:00000002 r7:60000113 r6:eab41d8c r5:851b2400 [ 1329.156032][ T32] r4:851b2400 [ 1329.156069][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1329.156157][ T32] r5:851b2400 r4:829189bc [ 1329.156219][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.156320][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.156450][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eab41e08 [ 1329.156504][ T32] r4:00000000 [ 1329.156542][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) ** 2 printk messages dropped ** [ 1329.156822][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850f0d80 ** 8 printk messages dropped ** [ 1329.157408][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) ** 8 printk messages dropped ** [ 1329.158036][ T32] Exception stack(0xeab41fb0 to 0xeab41ff8) ** 4 printk messages dropped ** [ 1329.158520][ T32] r4:850f0840 ** 2 printk messages dropped ** [ 1329.159656][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1329.160344][ T32] 5d40: 7f321000 e0675000 8280c9b4 e08c5d9c e08c5da0 e08c5d70 80230ad4 80239bb0 ** 7 printk messages dropped ** [ 1329.171394][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) ** 7 printk messages dropped ** [ 1329.171931][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1329.172545][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1329.172930][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1329.173483][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1329.173850][ T32] r4:851b3c00 ** 1 printk messages dropped ** [ 1329.174017][ T32] r5:851b3c00 r4:829189bc [ 1329.174060][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 4 printk messages dropped ** [ 1329.174415][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1329.175156][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1329.175840][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1329.176096][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1329.177415][ T32] Call trace: ** 6 printk messages dropped ** [ 1329.177922][ T32] 5d40: 7f321000 e0675000 8280c9b4 e08c5d9c e08c5da0 e08c5d70 80230ad4 80239bb0 ** 8 printk messages dropped ** [ 1329.178472][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9900 [ 1329.178515][ T32] r4:00000000 [ 1329.178558][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1329.178648][ T32] r9:83018005 r8:84b7b000 r7:00000000 r6:83018000 r5:00001000 r4:7f099000 [ 1329.178738][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1329.178831][ T32] r5:00001000 r4:e06bd000 [ 1329.178895][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1329.178972][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.179050][ T32] r5:85073b8c r4:85073800 [ 1329.179141][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1329.179227][ T32] r7:dddced40 r6:83018000 r5:85073b8c r4:84b0bc00 [ 1329.179298][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1329.179415][ T32] r10:61c88647 r9:84b7b000 r8:84b0bc2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1329.179463][ T32] r4:84b0bc00 [ 1329.179528][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1329.179621][ T32] r10:00000000 r9:84b0bc00 r8:8027ecf4 r7:e08b1e60 r6:85024400 r5:84b7b000 [ 1329.179681][ T32] r4:00000001 [ 1329.179730][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.179840][ T32] Exception stack(0xe08c5fb0 to 0xe08c5ff8) [ 1329.179945][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1329.180013][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.180061][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.180120][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1329.180186][ T32] r4:850d9680 [ 1329.180239][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.180284][ T32] INFO: task kworker/0:398:4153 blocked for more than 455 seconds. [ 1329.180344][ T32] Not tainted 6.15.0-syzkaller #0 [ 1329.180409][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1329.180448][ T32] task:kworker/0:398 state:D stack:0 pid:4153 tgid:4153 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.208860][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.209075][ T32] Call trace: [ 1329.209147][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1329.209259][ T32] r10:829189c0 r9:eab49d84 r8:00000002 r7:60000113 r6:eab49d8c r5:851b4800 [ 1329.209358][ T32] r4:851b4800 [ 1329.209420][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1329.209553][ T32] r5:851b4800 r4:829189bc [ 1329.209620][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.209703][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.209794][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eab49e08 [ 1329.209863][ T32] r4:00000000 [ 1329.209917][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1329.209998][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1329.210088][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1329.210184][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850fe440 [ 1329.210227][ T32] r4:00000000 [ 1329.210270][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1329.210360][ T32] r9:83018005 r8:851b4800 r7:00000000 r6:83018000 r5:00001000 r4:7f047000 [ 1329.210403][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1329.210510][ T32] r5:00001000 r4:dfeaf000 [ 1329.221553][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1329.221721][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.221807][ T32] r5:847dcf8c r4:847dcc00 [ 1329.221914][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1329.222021][ T32] r7:dddced40 r6:83018000 r5:847dcf8c r4:850f4800 [ 1329.222065][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1329.222165][ T32] r10:61c88647 r9:851b4800 r8:850f482c r7:82804d40 r6:dddced40 r5:dddced60 [ 1329.222217][ T32] r4:850f4800 [ 1329.222288][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1329.222380][ T32] r10:00000000 r9:850f4800 r8:8027ecf4 r7:eab45e60 r6:850f4880 r5:851b4800 [ 1329.222444][ T32] r4:00000001 [ 1329.222502][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.222581][ T32] Exception stack(0xeab49fb0 to 0xeab49ff8) [ 1329.222642][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1329.222700][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.222751][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.222810][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1329.222882][ T32] r4:850f0c80 [ 1329.223784][ T32] INFO: task kworker/0:398:4153 is blocked on a mutex likely owned by task kworker/0:313:3955. [ 1329.223944][ T32] task:kworker/0:313 state:R running task stack:0 pid:3955 tgid:3955 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.224109][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.224206][ T32] Call trace: [ 1329.224291][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1329.224395][ T32] r10:8280c9b4 r9:84b7b000 r8:80200be4 r7:e08c5d54 r6:ffffffff r5:84b7b000 [ 1329.224445][ T32] r4:00000000 [ 1329.224486][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.224566][ T32] Exception stack(0xe08c5d20 to 0xe08c5d68) [ 1329.224646][ T32] 5d20: daf46000 e0675000 00000001 80239b98 7f321000 00000001 82ac11c4 82ac05a0 [ 1329.224707][ T32] 5d40: 7f321000 e0675000 8280c9b4 e08c5d9c e08c5da0 e08c5d70 80230ad4 80239bb0 [ 1329.224756][ T32] 5d60: 80050013 ffffffff [ 1329.224859][ T32] r5:80050013 r4:80239bb0 [ 1329.224965][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1329.225154][ T32] r4:82ac11e4 [ 1329.225203][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.225375][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08c5dc0 r5:e08c5e08 [ 1329.225487][ T32] r4:e08c5dc0 [ 1329.225597][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1329.225713][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9900 [ 1329.225764][ T32] r4:00000000 [ 1329.225800][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1329.225920][ T32] r9:83018005 r8:84b7b000 r7:00000000 r6:83018000 r5:00001000 r4:7f099000 [ 1329.225972][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1329.226051][ T32] r5:00001000 r4:e06bd000 [ 1329.226095][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1329.226173][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.226252][ T32] r5:85073b8c r4:85073800 [ 1329.226294][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1329.226376][ T32] r7:dddced40 r6:83018000 r5:85073b8c r4:84b0bc00 [ 1329.226421][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1329.226518][ T32] r10:61c88647 r9:84b7b000 r8:84b0bc2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1329.226564][ T32] r4:84b0bc00 [ 1329.226615][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1329.226704][ T32] r10:00000000 r9:84b0bc00 r8:8027ecf4 r7:e08b1e60 r6:85024400 r5:84b7b000 [ 1329.226828][ T32] r4:00000001 [ 1329.226902][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.226975][ T32] Exception stack(0xe08c5fb0 to 0xe08c5ff8) [ 1329.227153][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1329.227231][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.227290][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.227349][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1329.227399][ T32] r4:850d9680 [ 1329.227601][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.227664][ T32] INFO: task kworker/0:399:4154 blocked for more than 455 seconds. [ 1329.227732][ T32] Not tainted 6.15.0-syzkaller #0 [ 1329.227820][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1329.227889][ T32] task:kworker/0:399 state:D stack:0 pid:4154 tgid:4154 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.228034][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.228227][ T32] Call trace: [ 1329.228341][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) ** 3 printk messages dropped ** [ 1329.228613][ T32] r5:851b5400 r4:829189bc [ 1329.228686][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.228768][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) ** 1 printk messages dropped ** [ 1329.228854][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1329.228957][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) ** 5 printk messages dropped ** [ 1329.229155][ T32] r5:00001000 r4:dfe61000 ** 6 printk messages dropped ** [ 1329.229377][ T32] r10:61c88647 r9:851b5400 r8:850f492c r7:82804d40 r6:dddced40 r5:dddced60 ** 7 printk messages dropped ** [ 1329.229587][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1329.230184][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1329.230509][ T32] 5d60: 80050013 ffffffff ** 5 printk messages dropped ** [ 1329.254993][ T32] r4:e08c5dc0 ** 4 printk messages dropped ** [ 1329.255529][ T32] r9:83018005 r8:84b7b000 r7:00000000 r6:83018000 r5:00001000 r4:7f099000 ** 7 printk messages dropped ** [ 1329.256221][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1329.256910][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1329.257525][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1329.257987][ T32] r5:851b6000 r4:829189bc [ 1329.258030][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1329.258260][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1329.258455][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) ** 8 printk messages dropped ** [ 1329.259152][ T32] r5:847dd38c r4:847dd000 ** 3 printk messages dropped ** [ 1329.259519][ T32] r10:61c88647 r9:851b6000 r8:850f4a2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1329.259574][ T32] r4:850f4a00 [ 1329.259627][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1329.259714][ T32] r10:00000000 r9:850f4a00 r8:8027ecf4 r7:eab49e60 r6:850f4a80 r5:851b6000 [ 1329.259758][ T32] r4:00000001 [ 1329.259828][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.259901][ T32] Exception stack(0xe89edfb0 to 0xe89edff8) [ 1329.259981][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1329.260042][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.260107][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.260168][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1329.260207][ T32] r4:850fe180 [ 1329.276017][ T32] INFO: task kworker/0:400:4157 is blocked on a mutex likely owned by task kworker/0:313:3955. [ 1329.276233][ T32] task:kworker/0:313 state:R running task stack:0 pid:3955 tgid:3955 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.276446][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.276656][ T32] Call trace: [ 1329.276740][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1329.276850][ T32] r10:8280c9b4 r9:84b7b000 r8:80200be4 r7:e08c5d54 r6:ffffffff r5:84b7b000 [ 1329.276903][ T32] r4:00000000 [ 1329.276946][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.277091][ T32] Exception stack(0xe08c5d20 to 0xe08c5d68) [ 1329.277199][ T32] 5d20: db29a000 e0675000 00000001 80239b98 7f321000 00000001 82ac11c4 82ac05a0 [ 1329.277263][ T32] 5d40: 7f321000 e0675000 8280c9b4 e08c5d9c e08c5da0 e08c5d70 80230ad4 80239bb0 [ 1329.277313][ T32] 5d60: 80050013 ffffffff [ 1329.277524][ T32] r5:80050013 r4:80239bb0 [ 1329.277631][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1329.277720][ T32] r4:82ac11e4 [ 1329.277796][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.277909][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08c5dc0 r5:e08c5e08 [ 1329.277991][ T32] r4:e08c5dc0 [ 1329.278037][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1329.278152][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9900 [ 1329.278197][ T32] r4:00000000 [ 1329.278241][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1329.278324][ T32] r9:83018005 r8:84b7b000 r7:00000000 r6:83018000 r5:00001000 r4:7f099000 [ 1329.278378][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1329.278459][ T32] r5:00001000 r4:e06bd000 [ 1329.278533][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1329.278617][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.278702][ T32] r5:85073b8c r4:85073800 [ 1329.278777][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1329.278876][ T32] r7:dddced40 r6:83018000 r5:85073b8c r4:84b0bc00 [ 1329.278932][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1329.279021][ T32] r10:61c88647 r9:84b7b000 r8:84b0bc2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1329.279091][ T32] r4:84b0bc00 [ 1329.279169][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1329.279273][ T32] r10:00000000 r9:84b0bc00 r8:8027ecf4 r7:e08b1e60 r6:85024400 r5:84b7b000 [ 1329.279332][ T32] r4:00000001 [ 1329.279373][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.279509][ T32] Exception stack(0xe08c5fb0 to 0xe08c5ff8) [ 1329.279569][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1329.279628][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.279698][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.279760][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1329.279803][ T32] r4:850d9680 [ 1329.279854][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.279992][ T32] INFO: task kworker/0:401:4159 blocked for more than 455 seconds. [ 1329.280064][ T32] Not tainted 6.15.0-syzkaller #0 [ 1329.280158][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1329.280219][ T32] task:kworker/0:401 state:D stack:0 pid:4159 tgid:4159 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.280309][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.280453][ T32] Call trace: [ 1329.301789][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1329.302018][ T32] r10:829189c0 r9:eab55d84 r8:00000002 r7:60000113 r6:eab55d8c r5:851b6c00 [ 1329.302053][ T32] r4:851b6c00 [ 1329.302154][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1329.302240][ T32] r5:851b6c00 r4:829189bc [ 1329.302275][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.302357][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.302479][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eab55e08 [ 1329.302537][ T32] r4:00000000 [ 1329.302602][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1329.302693][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1329.302775][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1329.302859][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850fe700 [ 1329.303083][ T32] r4:00000000 [ 1329.303239][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1329.303345][ T32] r9:83018005 r8:851b6c00 r7:00000000 r6:83018000 r5:00001000 r4:7f04b000 [ 1329.303399][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1329.303482][ T32] r5:00001000 r4:dff55000 [ 1329.303578][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1329.303656][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.303755][ T32] r5:847dd78c r4:847dd400 [ 1329.303805][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1329.303892][ T32] r7:dddced40 r6:83018000 r5:847dd78c r4:850f4b00 [ 1329.303974][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1329.304079][ T32] r10:61c88647 r9:851b6c00 r8:850f4b2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1329.304130][ T32] r4:850f4b00 [ 1329.304197][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1329.304285][ T32] r10:00000000 r9:850f4b00 r8:8027ecf4 r7:e89ede60 r6:850f4b80 r5:851b6c00 [ 1329.304343][ T32] r4:00000001 [ 1329.304412][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.304488][ T32] Exception stack(0xeab55fb0 to 0xeab55ff8) [ 1329.304577][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1329.304636][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.304685][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.304821][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1329.304929][ T32] r4:850fe180 [ 1329.305779][ T32] INFO: task kworker/0:401:4159 is blocked on a mutex likely owned by task kworker/0:313:3955. [ 1329.305856][ T32] task:kworker/0:313 state:R running task stack:0 pid:3955 tgid:3955 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.305992][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.306085][ T32] Call trace: [ 1329.306151][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1329.306247][ T32] r10:8280c9b4 r9:84b7b000 r8:80200be4 r7:e08c5d54 r6:ffffffff r5:84b7b000 [ 1329.306336][ T32] r4:00000000 [ 1329.306388][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.306483][ T32] Exception stack(0xe08c5d20 to 0xe08c5d68) [ 1329.306550][ T32] 5d20: db533000 e0675000 00000001 80239b98 7f321000 00000001 82ac11c4 82ac05a0 [ 1329.306610][ T32] 5d40: 7f321000 e0675000 8280c9b4 e08c5d9c e08c5da0 e08c5d70 80230ad4 80239bb0 [ 1329.306696][ T32] 5d60: 80050013 ffffffff [ 1329.306749][ T32] r5:80050013 r4:80239bb0 [ 1329.306911][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1329.306999][ T32] r4:82ac11e4 [ 1329.307047][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.307233][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08c5dc0 r5:e08c5e08 [ 1329.307284][ T32] r4:e08c5dc0 [ 1329.307322][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1329.307408][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9900 [ 1329.307459][ T32] r4:00000000 [ 1329.307555][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1329.307644][ T32] r9:83018005 r8:84b7b000 r7:00000000 r6:83018000 r5:00001000 r4:7f099000 [ 1329.307695][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1329.307768][ T32] r5:00001000 r4:e06bd000 [ 1329.307812][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1329.307969][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.308159][ T32] r5:85073b8c r4:85073800 [ 1329.308305][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1329.308408][ T32] r7:dddced40 r6:83018000 r5:85073b8c r4:84b0bc00 [ 1329.308445][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1329.308534][ T32] r10:61c88647 r9:84b7b000 r8:84b0bc2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1329.308612][ T32] r4:84b0bc00 [ 1329.308657][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1329.308755][ T32] r10:00000000 r9:84b0bc00 r8:8027ecf4 r7:e08b1e60 r6:85024400 r5:84b7b000 [ 1329.308806][ T32] r4:00000001 [ 1329.308843][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.308930][ T32] Exception stack(0xe08c5fb0 to 0xe08c5ff8) [ 1329.308988][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 2 printk messages dropped ** [ 1329.309183][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 9 printk messages dropped ** [ 1329.310220][ T32] r10:829189c0 r9:eab59d84 r8:00000002 r7:60000113 r6:eab59d8c r5:851b0c00 ** 2 printk messages dropped ** [ 1329.310524][ T32] r5:851b0c00 r4:829189bc [ 1329.310570][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1329.341448][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1329.341723][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) ** 6 printk messages dropped ** [ 1329.342410][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) ** 8 printk messages dropped ** [ 1329.343345][ T32] r10:00000000 r9:850f4c00 r8:8027ecf4 r7:eab55e60 r6:850f4c80 r5:851b0c00 ** 6 printk messages dropped ** [ 1329.344035][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 7 printk messages dropped ** [ 1329.345805][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1329.346262][ T32] r5:80050013 r4:80239bb0 ** 4 printk messages dropped ** [ 1329.346677][ T32] r4:e08c5dc0 ** 1 printk messages dropped ** [ 1329.346895][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9900 [ 1329.346974][ T32] r4:00000000 [ 1329.347072][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1329.347199][ T32] r9:83018005 r8:84b7b000 r7:00000000 r6:83018000 r5:00001000 r4:7f099000 [ 1329.347307][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1329.347402][ T32] r5:00001000 r4:e06bd000 [ 1329.347493][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1329.347605][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.347715][ T32] r5:85073b8c r4:85073800 [ 1329.347765][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1329.347965][ T32] r7:dddced40 r6:83018000 r5:85073b8c r4:84b0bc00 [ 1329.348036][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1329.348150][ T32] r10:61c88647 r9:84b7b000 r8:84b0bc2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1329.348200][ T32] r4:84b0bc00 [ 1329.348248][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1329.348354][ T32] r10:00000000 r9:84b0bc00 r8:8027ecf4 r7:e08b1e60 r6:85024400 r5:84b7b000 [ 1329.348409][ T32] r4:00000001 [ 1329.348497][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.348571][ T32] Exception stack(0xe08c5fb0 to 0xe08c5ff8) [ 1329.348626][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1329.348739][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.348797][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.348854][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1329.348899][ T32] r4:850d9680 [ 1329.348940][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.349040][ T32] INFO: task kworker/0:403:4163 blocked for more than 455 seconds. [ 1329.349351][ T32] Not tainted 6.15.0-syzkaller #0 [ 1329.349560][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1329.349659][ T32] task:kworker/0:403 state:D stack:0 pid:4163 tgid:4163 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.349762][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.349844][ T32] Call trace: [ 1329.349972][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1329.350063][ T32] r10:829189c0 r9:eab5dd84 r8:00000002 r7:60000113 r6:eab5dd8c r5:851b3000 [ 1329.350117][ T32] r4:851b3000 [ 1329.350159][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1329.350241][ T32] r5:851b3000 r4:829189bc [ 1329.350278][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.350360][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.350564][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eab5de08 [ 1329.371611][ T32] r4:00000000 [ 1329.371693][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1329.371805][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1329.371884][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1329.371975][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850fe880 [ 1329.372029][ T32] r4:00000000 [ 1329.372075][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1329.372166][ T32] r9:83018005 r8:851b3000 r7:00000000 r6:83018000 r5:00001000 r4:7f04d000 [ 1329.372231][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1329.372319][ T32] r5:00001000 r4:dffaf000 [ 1329.372476][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1329.372560][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.372645][ T32] r5:847ddb8c r4:847dd800 [ 1329.372692][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1329.372779][ T32] r7:dddced40 r6:83018000 r5:847ddb8c r4:850f4d00 [ 1329.372823][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1329.372932][ T32] r10:61c88647 r9:851b3000 r8:850f4d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1329.372994][ T32] r4:850f4d00 [ 1329.373053][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1329.373172][ T32] r10:00000000 r9:850f4d00 r8:8027ecf4 r7:eab59e60 r6:850f4d80 r5:851b3000 [ 1329.373222][ T32] r4:00000001 [ 1329.373260][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.373346][ T32] Exception stack(0xeab5dfb0 to 0xeab5dff8) [ 1329.373411][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1329.373469][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1329.374623][ T32] task:kworker/0:313 state:R running task stack:0 pid:3955 tgid:3955 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 7 printk messages dropped ** [ 1329.375682][ T32] 5d20: db96a000 e0675000 00000001 80239b98 7f321000 00000001 82ac11c4 82ac05a0 ** 6 printk messages dropped ** [ 1329.376262][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08c5dc0 r5:e08c5e08 ** 8 printk messages dropped ** [ 1329.376869][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) ** 9 printk messages dropped ** [ 1329.377608][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1329.377972][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1329.378836][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1329.379376][ T32] r5:84a20000 r4:829189bc [ 1329.379414][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.379655][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) ** 3 printk messages dropped ** [ 1329.379931][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1329.380064][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1329.380155][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850fea00 [ 1329.380275][ T32] r4:00000000 [ 1329.380394][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1329.380481][ T32] r9:83018005 r8:84a20000 r7:00000000 r6:83018000 r5:00001000 r4:7f04f000 [ 1329.411496][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1329.411669][ T32] r5:00001000 r4:e01b1000 [ 1329.411716][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1329.411875][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.411980][ T32] r5:847ddf8c r4:847ddc00 [ 1329.412097][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1329.412197][ T32] r7:dddced40 r6:83018000 r5:847ddf8c r4:850f4e00 [ 1329.412303][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1329.412408][ T32] r10:61c88647 r9:84a20000 r8:850f4e2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1329.412478][ T32] r4:850f4e00 [ 1329.412522][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1329.412633][ T32] r10:00000000 r9:850f4e00 r8:8027ecf4 r7:eab59e60 r6:850f4e80 r5:84a20000 [ 1329.412688][ T32] r4:00000001 [ 1329.412725][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.412800][ T32] Exception stack(0xeab61fb0 to 0xeab61ff8) [ 1329.412858][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1329.412932][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.412985][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.413041][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1329.413086][ T32] r4:850fe800 [ 1329.413936][ T32] INFO: task kworker/0:404:4165 is blocked on a mutex likely owned by task kworker/0:313:3955. [ 1329.414014][ T32] task:kworker/0:313 state:R running task stack:0 pid:3955 tgid:3955 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.414371][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.414467][ T32] Call trace: [ 1329.414534][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1329.414634][ T32] r10:8280c9b4 r9:84b7b000 r8:80200be4 r7:e08c5d54 r6:ffffffff r5:84b7b000 [ 1329.414684][ T32] r4:00000000 [ 1329.414771][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.414851][ T32] Exception stack(0xe08c5d20 to 0xe08c5d68) [ 1329.415003][ T32] 5d20: dbc9a000 e0675000 00000001 80239b98 7f321000 00000001 82ac11c4 82ac05a0 [ 1329.415065][ T32] 5d40: 7f321000 e0675000 8280c9b4 e08c5d9c e08c5da0 e08c5d70 80230ad4 80239bb0 [ 1329.415147][ T32] 5d60: 80050013 ffffffff [ 1329.415196][ T32] r5:80050013 r4:80239bb0 [ 1329.415236][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1329.415323][ T32] r4:82ac11e4 [ 1329.415378][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.415494][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08c5dc0 r5:e08c5e08 [ 1329.415548][ T32] r4:e08c5dc0 [ 1329.415618][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1329.415701][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9900 [ 1329.415743][ T32] r4:00000000 [ 1329.415788][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1329.415872][ T32] r9:83018005 r8:84b7b000 r7:00000000 r6:83018000 r5:00001000 r4:7f099000 [ 1329.415915][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1329.415999][ T32] r5:00001000 r4:e06bd000 [ 1329.416043][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1329.416121][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.416200][ T32] r5:85073b8c r4:85073800 [ 1329.416260][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1329.416406][ T32] r7:dddced40 r6:83018000 r5:85073b8c r4:84b0bc00 [ 1329.416461][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1329.416551][ T32] r10:61c88647 r9:84b7b000 r8:84b0bc2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1329.416621][ T32] r4:84b0bc00 [ 1329.416696][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1329.416789][ T32] r10:00000000 r9:84b0bc00 r8:8027ecf4 r7:e08b1e60 r6:85024400 r5:84b7b000 [ 1329.416836][ T32] r4:00000001 [ 1329.416909][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.416983][ T32] Exception stack(0xe08c5fb0 to 0xe08c5ff8) [ 1329.417033][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1329.417092][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.417147][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.417197][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1329.417248][ T32] r4:850d9680 [ 1329.417304][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.417397][ T32] INFO: task kworker/0:405:4167 blocked for more than 455 seconds. [ 1329.417470][ T32] Not tainted 6.15.0-syzkaller #0 [ 1329.417539][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1329.417607][ T32] task:kworker/0:405 state:D stack:0 pid:4167 tgid:4167 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.417780][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.417908][ T32] Call trace: [ 1329.418001][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1329.418096][ T32] r10:829189c0 r9:eab6dd84 r8:00000002 r7:60000013 r6:eab6dd8c r5:8516e000 [ 1329.418172][ T32] r4:8516e000 [ 1329.418218][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1329.418299][ T32] r5:8516e000 r4:829189bc [ 1329.418344][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.418439][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.418528][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eab6de08 [ 1329.418574][ T32] r4:00000000 [ 1329.418612][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1329.418694][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1329.418797][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1329.418876][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850fecc0 ** 3 printk messages dropped ** [ 1329.419269][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 1329.420036][ T32] r4:850f4f00 ** 6 printk messages dropped ** [ 1329.420456][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1329.442895][ T32] Call trace: ** 6 printk messages dropped ** [ 1329.443468][ T32] 5d40: 7f321000 e0675000 8280c9b4 e08c5d9c e08c5da0 e08c5d70 80230ad4 80239bb0 ** 8 printk messages dropped ** [ 1329.444294][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9900 ** 9 printk messages dropped ** [ 1329.445243][ T32] r7:dddced40 r6:83018000 r5:85073b8c r4:84b0bc00 ** 5 printk messages dropped ** [ 1329.445616][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1329.446140][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1329.447011][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1329.447744][ T32] r5:8516ec00 r4:829189bc [ 1329.447789][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1329.448003][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1329.448335][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1329.448905][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1329.449504][ T32] r10:00000000 r9:850f4f80 r8:8027ecf4 r7:eab6de60 r6:84b98980 r5:8516ec00 [ 1329.449562][ T32] r4:00000001 [ 1329.449607][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.449738][ T32] Exception stack(0xeab71fb0 to 0xeab71ff8) [ 1329.449880][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1329.449947][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.449998][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.450055][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1329.450104][ T32] r4:850feb40 [ 1329.479337][ T32] INFO: task kworker/0:406:4169 is blocked on a mutex likely owned by task kworker/0:313:3955. [ 1329.479472][ T32] task:kworker/0:313 state:R running task stack:0 pid:3955 tgid:3955 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.479766][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.479867][ T32] Call trace: [ 1329.479956][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1329.480018][ T32] r10:8280c9b4 r9:84b7b000 r8:80200be4 r7:e08c5d54 r6:ffffffff r5:84b7b000 [ 1329.480079][ T32] r4:00000000 [ 1329.480197][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.480241][ T32] Exception stack(0xe08c5d20 to 0xe08c5d68) [ 1329.480310][ T32] 5d20: dc273000 e0675000 00000001 80239b98 7f321000 00000001 82ac11c4 82ac05a0 [ 1329.480348][ T32] 5d40: 7f321000 e0675000 8280c9b4 e08c5d9c e08c5da0 e08c5d70 80230ad4 80239bb0 [ 1329.480489][ T32] 5d60: 80050013 ffffffff [ 1329.487150][ T32] r5:80050013 r4:80239bb0 [ 1329.487203][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1329.487269][ T32] r4:82ac11e4 [ 1329.487371][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.487483][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08c5dc0 r5:e08c5e08 [ 1329.487511][ T32] r4:e08c5dc0 [ 1329.487536][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1329.487583][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9900 [ 1329.487606][ T32] r4:00000000 [ 1329.487625][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1329.487666][ T32] r9:83018005 r8:84b7b000 r7:00000000 r6:83018000 r5:00001000 r4:7f099000 [ 1329.487687][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1329.487792][ T32] r5:00001000 r4:e06bd000 [ 1329.487817][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1329.487919][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.488008][ T32] r5:85073b8c r4:85073800 [ 1329.488066][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1329.488114][ T32] r7:dddced40 r6:83018000 r5:85073b8c r4:84b0bc00 [ 1329.488166][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1329.488216][ T32] r10:61c88647 r9:84b7b000 r8:84b0bc2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1329.488238][ T32] r4:84b0bc00 [ 1329.488257][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1329.488301][ T32] r10:00000000 r9:84b0bc00 r8:8027ecf4 r7:e08b1e60 r6:85024400 r5:84b7b000 [ 1329.488323][ T32] r4:00000001 [ 1329.488349][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.488385][ T32] Exception stack(0xe08c5fb0 to 0xe08c5ff8) [ 1329.488428][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1329.488461][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.488488][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.488518][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1329.488579][ T32] r4:850d9680 [ 1329.488611][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.488710][ T32] INFO: task kworker/0:407:4170 blocked for more than 455 seconds. [ 1329.488749][ T32] Not tainted 6.15.0-syzkaller #0 [ 1329.488775][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1329.488797][ T32] task:kworker/0:407 state:D stack:0 pid:4170 tgid:4170 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.488885][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.488973][ T32] Call trace: [ 1329.489005][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1329.489055][ T32] r10:829189c0 r9:eab75d84 r8:00000002 r7:60000013 r6:eab75d8c r5:8516c800 [ 1329.489170][ T32] r4:8516c800 [ 1329.489287][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1329.489410][ T32] r5:8516c800 r4:829189bc [ 1329.489433][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.489474][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) ** 1 printk messages dropped ** [ 1329.489540][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1329.489843][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) ** 8 printk messages dropped ** [ 1329.490226][ T32] r5:847deb8c r4:847de800 ** 6 printk messages dropped ** [ 1329.504138][ T32] r10:00000000 r9:85111000 r8:8027ecf4 r7:eab71e60 r6:84b98a00 r5:8516c800 ** 7 printk messages dropped ** [ 1329.504458][ T32] r4:850feb40 ** 3 printk messages dropped ** [ 1329.505343][ T32] Call trace: ** 6 printk messages dropped ** [ 1329.505646][ T32] 5d40: 7f321000 e0675000 8280c9b4 e08c5d9c e08c5da0 e08c5d70 80230ad4 80239bb0 ** 9 printk messages dropped ** [ 1329.506100][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1329.506320][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1329.506679][ T32] Exception stack(0xe08c5fb0 to 0xe08c5ff8) ** 5 printk messages dropped ** [ 1329.507029][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 8 printk messages dropped ** [ 1329.507897][ T32] r4:8516d400 ** 1 printk messages dropped ** [ 1329.507988][ T32] r5:8516d400 r4:829189bc [ 1329.508009][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1329.508250][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1329.508537][ T32] r9:83018005 r8:8516d400 r7:00000000 r6:83018000 r5:00001000 r4:7f05d000 ** 6 printk messages dropped ** [ 1329.508832][ T32] r7:dddced40 r6:83018000 r5:847df78c r4:85111080 ** 8 printk messages dropped ** [ 1329.509191][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1329.509906][ T32] Workqueue: events bpf_prog_free_deferred ** 9 printk messages dropped ** [ 1329.529187][ T32] r5:80050013 r4:80239bb0 ** 4 printk messages dropped ** [ 1329.529408][ T32] r4:e08c5dc0 ** 4 printk messages dropped ** [ 1329.529641][ T32] r9:83018005 r8:84b7b000 r7:00000000 r6:83018000 r5:00001000 r4:7f099000 [ 1329.529665][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1329.529708][ T32] r5:00001000 r4:e06bd000 [ 1329.529729][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1329.529783][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.529826][ T32] r5:85073b8c r4:85073800 [ 1329.529848][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1329.529891][ T32] r7:dddced40 r6:83018000 r5:85073b8c r4:84b0bc00 [ 1329.529922][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1329.530044][ T32] r10:61c88647 r9:84b7b000 r8:84b0bc2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1329.530070][ T32] r4:84b0bc00 [ 1329.530147][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1329.530196][ T32] r10:00000000 r9:84b0bc00 r8:8027ecf4 r7:e08b1e60 r6:85024400 r5:84b7b000 [ 1329.530219][ T32] r4:00000001 [ 1329.530238][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.530296][ T32] Exception stack(0xe08c5fb0 to 0xe08c5ff8) [ 1329.530326][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1329.530437][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.530495][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.533326][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1329.533380][ T32] r4:850d9680 [ 1329.533406][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.533448][ T32] INFO: task kworker/0:409:4175 blocked for more than 456 seconds. [ 1329.533500][ T32] Not tainted 6.15.0-syzkaller #0 [ 1329.533530][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1329.533562][ T32] task:kworker/0:409 state:D stack:0 pid:4175 tgid:4175 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.533721][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.533857][ T32] Call trace: [ 1329.533893][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1329.533946][ T32] r10:829189c0 r9:eab79d84 r8:00000002 r7:60000113 r6:eab79d8c r5:8516b000 [ 1329.533970][ T32] r4:8516b000 [ 1329.533990][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1329.534030][ T32] r5:8516b000 r4:829189bc [ 1329.534141][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.534211][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.534261][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eab79e08 [ 1329.534307][ T32] r4:00000000 [ 1329.534345][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1329.534388][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1329.534428][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1329.534547][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8510a040 [ 1329.534628][ T32] r4:00000000 [ 1329.534651][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1329.534695][ T32] r9:83018005 r8:8516b000 r7:00000000 r6:83018000 r5:00001000 r4:7f05b000 [ 1329.534719][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1329.534758][ T32] r5:00001000 r4:e07e7000 [ 1329.534841][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1329.534885][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.534949][ T32] r5:847df38c r4:847df000 [ 1329.534988][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1329.535064][ T32] r7:dddced40 r6:83018000 r5:847df38c r4:85111100 [ 1329.535089][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1329.535178][ T32] r10:61c88647 r9:8516b000 r8:8511112c r7:82804d40 r6:dddced40 r5:dddced60 [ 1329.535206][ T32] r4:85111100 [ 1329.535238][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1329.535349][ T32] r10:00000000 r9:85111100 r8:8027ecf4 r7:eab65e60 r6:84b98b00 r5:8516b000 [ 1329.535460][ T32] r4:00000001 [ 1329.535484][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.535523][ T32] Exception stack(0xeab79fb0 to 0xeab79ff8) [ 1329.535549][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1329.535577][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.535603][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.535631][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1329.535652][ T32] r4:850fed00 [ 1329.536197][ T32] INFO: task kworker/0:409:4175 is blocked on a mutex likely owned by task kworker/0:313:3955. [ 1329.536263][ T32] task:kworker/0:313 state:R running task stack:0 pid:3955 tgid:3955 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.536366][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.536453][ T32] Call trace: [ 1329.536541][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1329.536615][ T32] r10:8280c9b4 r9:84b7b000 r8:80200be4 r7:e08c5d54 r6:ffffffff r5:84b7b000 [ 1329.536643][ T32] r4:00000000 [ 1329.536662][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.536702][ T32] Exception stack(0xe08c5d20 to 0xe08c5d68) [ 1329.536731][ T32] 5d20: dc6b0000 e0675000 00000001 80239b98 7f321000 00000001 82ac11c4 82ac05a0 [ 1329.536759][ T32] 5d40: 7f321000 e0675000 8280c9b4 e08c5d9c e08c5da0 e08c5d70 80230ad4 80239bb0 [ 1329.536784][ T32] 5d60: 80050013 ffffffff [ 1329.536807][ T32] r5:80050013 r4:80239bb0 [ 1329.536826][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1329.536868][ T32] r4:82ac11e4 [ 1329.536906][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.536976][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08c5dc0 r5:e08c5e08 [ 1329.537088][ T32] r4:e08c5dc0 [ 1329.537113][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1329.537157][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9900 [ 1329.537190][ T32] r4:00000000 [ 1329.537239][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1329.537283][ T32] r9:83018005 r8:84b7b000 r7:00000000 r6:83018000 r5:00001000 r4:7f099000 [ 1329.537323][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1329.537430][ T32] r5:00001000 r4:e06bd000 [ 1329.537454][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1329.537495][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.537534][ T32] r5:85073b8c r4:85073800 [ 1329.537554][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1329.537609][ T32] r7:dddced40 r6:83018000 r5:85073b8c r4:84b0bc00 [ 1329.537633][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1329.537681][ T32] r10:61c88647 r9:84b7b000 r8:84b0bc2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1329.537704][ T32] r4:84b0bc00 [ 1329.537747][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1329.537794][ T32] r10:00000000 r9:84b0bc00 r8:8027ecf4 r7:e08b1e60 r6:85024400 r5:84b7b000 ** 2 printk messages dropped ** [ 1329.537896][ T32] Exception stack(0xe08c5fb0 to 0xe08c5ff8) ** 6 printk messages dropped ** [ 1329.538195][ T32] INFO: task kworker/0:410:4179 blocked for more than 456 seconds. ** 9 printk messages dropped ** [ 1329.538809][ T32] r5:85170c00 r4:829189bc [ 1329.538827][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 1 printk messages dropped ** [ 1329.538991][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eab89e08 ** 7 printk messages dropped ** [ 1329.539795][ T32] r9:83018005 r8:85170c00 r7:00000000 r6:83018000 r5:00001000 r4:7f061000 ** 8 printk messages dropped ** [ 1329.567647][ T32] r10:61c88647 r9:85170c00 r8:851111ac r7:82804d40 r6:dddced40 r5:dddced60 ** 10 printk messages dropped ** [ 1329.568141][ T32] r4:8510a100 ** 3 printk messages dropped ** [ 1329.568885][ T32] Call trace: ** 7 printk messages dropped ** [ 1329.569719][ T32] 5d60: 80050013 ffffffff ** 5 printk messages dropped ** [ 1329.569956][ T32] r4:e08c5dc0 ** 5 printk messages dropped ** [ 1329.570142][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) ** 9 printk messages dropped ** [ 1329.581880][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1329.581983][ T32] r10:00000000 r9:84b0bc00 r8:8027ecf4 r7:e08b1e60 r6:85024400 r5:84b7b000 [ 1329.582011][ T32] r4:00000001 [ 1329.582032][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.582075][ T32] Exception stack(0xe08c5fb0 to 0xe08c5ff8) [ 1329.582106][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1329.582135][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.582166][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.582197][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1329.582226][ T32] r4:850d9680 [ 1329.582250][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.582280][ T32] INFO: task kworker/0:411:4180 blocked for more than 456 seconds. [ 1329.582329][ T32] Not tainted 6.15.0-syzkaller #0 [ 1329.582365][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1329.582388][ T32] task:kworker/0:411 state:D stack:0 pid:4180 tgid:4180 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.582722][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.582892][ T32] Call trace: [ 1329.582972][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1329.583040][ T32] r10:829189c0 r9:eab8dd84 r8:00000002 r7:60000113 r6:eab8dd8c r5:85171800 [ 1329.583063][ T32] r4:85171800 [ 1329.583083][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1329.583147][ T32] r5:85171800 r4:829189bc [ 1329.583264][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.583382][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.583436][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eab8de08 [ 1329.583503][ T32] r4:00000000 [ 1329.583615][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1329.583728][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1329.583771][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1329.583811][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8510a3c0 [ 1329.583853][ T32] r4:00000000 [ 1329.583877][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1329.583965][ T32] r9:83018005 r8:85171800 r7:00000000 r6:83018000 r5:00001000 r4:7f05f000 [ 1329.584049][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1329.584095][ T32] r5:00001000 r4:e89cb000 [ 1329.584236][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1329.584291][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.584341][ T32] r5:847dfb8c r4:847df800 [ 1329.584462][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1329.584507][ T32] r7:dddced40 r6:83018000 r5:847dfb8c r4:85111200 [ 1329.584527][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1329.584570][ T32] r10:61c88647 r9:85171800 r8:8511122c r7:82804d40 r6:dddced40 r5:dddced60 [ 1329.584591][ T32] r4:85111200 [ 1329.584608][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1329.584651][ T32] r10:00000000 r9:85111200 r8:8027ecf4 r7:eab89e60 r6:84b98c00 r5:85171800 [ 1329.584861][ T32] r4:00000001 [ 1329.584987][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.585026][ T32] Exception stack(0xeab8dfb0 to 0xeab8dff8) ** 2 printk messages dropped ** [ 1329.585246][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1329.586192][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1329.586426][ T32] r5:80050013 r4:80239bb0 ** 4 printk messages dropped ** [ 1329.586579][ T32] r4:e08c5dc0 ** 5 printk messages dropped ** [ 1329.586800][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) ** 9 printk messages dropped ** [ 1329.587277][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) ** 9 printk messages dropped ** [ 1329.587643][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 10 printk messages dropped ** [ 1329.588265][ T32] r5:85172400 r4:829189bc [ 1329.588295][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 5 printk messages dropped ** [ 1329.588688][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) ** 9 printk messages dropped ** [ 1329.589181][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) ** 10 printk messages dropped ** [ 1329.589699][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1329.602786][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1329.603143][ T32] r5:80050013 r4:80239bb0 ** 6 printk messages dropped ** [ 1329.603391][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9900 ** 11 printk messages dropped ** [ 1329.604075][ T32] r10:61c88647 r9:84b7b000 r8:84b0bc2c r7:82804d40 r6:dddced40 r5:dddced60 ** 8 printk messages dropped ** [ 1329.604883][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 3 printk messages dropped ** [ 1329.605142][ T32] INFO: task kworker/0:413:4183 blocked for more than 456 seconds. [ 1329.605178][ T32] Not tainted 6.15.0-syzkaller #0 [ 1329.605215][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1329.605273][ T32] task:kworker/0:413 state:D stack:0 pid:4183 tgid:4183 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.605337][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.605381][ T32] Call trace: [ 1329.605440][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1329.605502][ T32] r10:829189c0 r9:eab99d84 r8:00000002 r7:60000013 r6:eab99d8c r5:85173c00 [ 1329.605530][ T32] r4:85173c00 [ 1329.605550][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1329.605601][ T32] r5:85173c00 r4:829189bc [ 1329.605623][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.605662][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.605708][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eab99e08 [ 1329.605746][ T32] r4:00000000 [ 1329.605798][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1329.605839][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1329.605875][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1329.605938][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8510a680 [ 1329.605964][ T32] r4:00000000 [ 1329.605982][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1329.606031][ T32] r9:83018005 r8:85173c00 r7:00000000 r6:83018000 r5:00001000 r4:7f063000 [ 1329.606057][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1329.606095][ T32] r5:00001000 r4:eaa07000 [ 1329.606114][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1329.606177][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.606218][ T32] r5:84bc438c r4:84bc4000 [ 1329.606409][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1329.606521][ T32] r7:dddced40 r6:83018000 r5:84bc438c r4:85111300 [ 1329.606545][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1329.606590][ T32] r10:61c88647 r9:85173c00 r8:8511132c r7:82804d40 r6:dddced40 r5:dddced60 [ 1329.606611][ T32] r4:85111300 [ 1329.606629][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1329.606688][ T32] r10:00000000 r9:85111300 r8:8027ecf4 r7:eab91e60 r6:84b98d00 r5:85173c00 [ 1329.606712][ T32] r4:00000001 [ 1329.606731][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.606764][ T32] Exception stack(0xeab99fb0 to 0xeab99ff8) [ 1329.606817][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1329.606975][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.607030][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.607078][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1329.607103][ T32] r4:8510a400 [ 1329.607711][ T32] INFO: task kworker/0:413:4183 is blocked on a mutex likely owned by task kworker/0:313:3955. [ 1329.607752][ T32] task:kworker/0:313 state:R running task stack:0 pid:3955 tgid:3955 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.607812][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.607944][ T32] Call trace: [ 1329.607973][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1329.608022][ T32] r10:8280c9b4 r9:84b7b000 r8:80200be4 r7:e08c5d54 r6:ffffffff r5:84b7b000 [ 1329.608071][ T32] r4:00000000 [ 1329.608094][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.608134][ T32] Exception stack(0xe08c5d20 to 0xe08c5d68) [ 1329.608163][ T32] 5d20: dcdb1000 e0675000 00000001 80239b98 7f321000 00000001 82ac11c4 82ac05a0 [ 1329.608191][ T32] 5d40: 7f321000 e0675000 8280c9b4 e08c5d9c e08c5da0 e08c5d70 80230ad4 80239bb0 ** 1 printk messages dropped ** [ 1329.608237][ T32] r5:80050013 r4:80239bb0 ** 4 printk messages dropped ** [ 1329.608622][ T32] r4:e08c5dc0 ** 6 printk messages dropped ** [ 1329.609280][ T32] r5:00001000 r4:e06bd000 ** 4 printk messages dropped ** [ 1329.609643][ T32] r7:dddced40 r6:83018000 r5:85073b8c r4:84b0bc00 ** 8 printk messages dropped ** [ 1329.610061][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1329.610567][ T32] task:kworker/0:414 state:D stack:0 pid:4185 tgid:4185 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1329.631586][ T32] r5:85173000 r4:829189bc ** 1 printk messages dropped ** [ 1329.631649][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1329.632237][ T32] r9:83018005 r8:85173000 r7:00000000 r6:83018000 r5:00001000 r4:7f065000 ** 8 printk messages dropped ** [ 1329.632639][ T32] r10:61c88647 r9:85173000 r8:851113ac r7:82804d40 r6:dddced40 r5:dddced60 ** 8 printk messages dropped ** [ 1329.633153][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1329.634100][ T32] r4:00000000 ** 7 printk messages dropped ** [ 1329.634439][ T32] r4:82ac11e4 ** 2 printk messages dropped ** [ 1329.634531][ T32] r4:e08c5dc0 [ 1329.634581][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1329.634637][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9900 [ 1329.634688][ T32] r4:00000000 [ 1329.634710][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1329.634811][ T32] r9:83018005 r8:84b7b000 r7:00000000 r6:83018000 r5:00001000 r4:7f099000 [ 1329.634836][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1329.634983][ T32] r5:00001000 r4:e06bd000 [ 1329.635025][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1329.635214][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.635260][ T32] r5:85073b8c r4:85073800 [ 1329.635280][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1329.635321][ T32] r7:dddced40 r6:83018000 r5:85073b8c r4:84b0bc00 [ 1329.635348][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1329.635446][ T32] r10:61c88647 r9:84b7b000 r8:84b0bc2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1329.635474][ T32] r4:84b0bc00 [ 1329.635670][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1329.635789][ T32] r10:00000000 r9:84b0bc00 r8:8027ecf4 r7:e08b1e60 r6:85024400 r5:84b7b000 [ 1329.635980][ T32] r4:00000001 [ 1329.636002][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.636038][ T32] Exception stack(0xe08c5fb0 to 0xe08c5ff8) [ 1329.636121][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1329.636152][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.636437][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.636558][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1329.636583][ T32] r4:850d9680 [ 1329.636625][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.636658][ T32] INFO: task kworker/0:415:4188 blocked for more than 456 seconds. [ 1329.636691][ T32] Not tainted 6.15.0-syzkaller #0 [ 1329.636716][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1329.636737][ T32] task:kworker/0:415 state:D stack:0 pid:4188 tgid:4188 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.636882][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.636925][ T32] Call trace: [ 1329.637026][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1329.637071][ T32] r10:829189c0 r9:eaba5d84 r8:00000002 r7:60000013 r6:eaba5d8c r5:85170000 [ 1329.637122][ T32] r4:85170000 [ 1329.637219][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1329.637335][ T32] r5:85170000 r4:829189bc [ 1329.637359][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.637400][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.637445][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaba5e08 [ 1329.637467][ T32] r4:00000000 [ 1329.637528][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1329.637578][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1329.637614][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1329.637711][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8510abc0 [ 1329.637738][ T32] r4:00000000 [ 1329.637756][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1329.637850][ T32] r9:83018005 r8:85170000 r7:00000000 r6:83018000 r5:00001000 r4:7f0a5000 [ 1329.637875][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) ** 5 printk messages dropped ** [ 1329.638237][ T32] r7:dddced40 r6:83018000 r5:84bc538c r4:85111400 ** 8 printk messages dropped ** [ 1329.638610][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1329.639658][ T32] r10:8280c9b4 r9:84b7b000 r8:80200be4 r7:e08c5d54 r6:ffffffff r5:84b7b000 ** 11 printk messages dropped ** [ 1329.640513][ T32] r4:e08c5dc0 ** 5 printk messages dropped ** [ 1329.681540][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 1329.682090][ T32] r4:84b0bc00 ** 5 printk messages dropped ** [ 1329.682440][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1329.683148][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1329.683535][ T32] r5:85175400 r4:829189bc [ 1329.683579][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 4 printk messages dropped ** [ 1329.683800][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) ** 10 printk messages dropped ** [ 1329.684222][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) ** 9 printk messages dropped ** [ 1329.684923][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 10 printk messages dropped ** [ 1329.686069][ T32] r4:00000000 ** 7 printk messages dropped ** [ 1329.686338][ T32] r4:82ac11e4 ** 2 printk messages dropped ** [ 1329.686692][ T32] r4:e08c5dc0 ** 5 printk messages dropped ** [ 1329.687361][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) ** 9 printk messages dropped ** [ 1329.687971][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) ** 9 printk messages dropped ** [ 1329.688544][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 10 printk messages dropped ** [ 1329.689323][ T32] r5:85176000 r4:829189bc [ 1329.689351][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1329.689495][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1329.689696][ T32] r4:00000000 [ 1329.689747][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1329.689847][ T32] r9:83018005 r8:85176000 r7:00000000 r6:83018000 r5:00001000 r4:7f0a7000 [ 1329.689941][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1329.689982][ T32] r5:00001000 r4:eaa51000 [ 1329.690002][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1329.690049][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.690091][ T32] r5:84bc578c r4:84bc5400 [ 1329.690109][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1329.690149][ T32] r7:dddced40 r6:83018000 r5:84bc578c r4:85111500 [ 1329.690169][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1329.690212][ T32] r10:61c88647 r9:85176000 r8:8511152c r7:82804d40 r6:dddced40 r5:dddced60 [ 1329.690235][ T32] r4:85111500 [ 1329.690255][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1329.690358][ T32] r10:00000000 r9:85111500 r8:8027ecf4 r7:eaba5e60 r6:84b98f00 r5:85176000 [ 1329.690466][ T32] r4:00000001 [ 1329.690646][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.718626][ T32] Exception stack(0xeabadfb0 to 0xeabadff8) [ 1329.718730][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1329.718795][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.718923][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.719527][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1329.719637][ T32] r4:8510a880 [ 1329.727066][ T32] INFO: task kworker/0:417:4192 is blocked on a mutex likely owned by task kworker/0:313:3955. [ 1329.727606][ T32] task:kworker/0:313 state:R running task stack:0 pid:3955 tgid:3955 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.728183][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.728304][ T32] Call trace: [ 1329.728385][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1329.728497][ T32] r10:8280c9b4 r9:84b7b000 r8:80200be4 r7:e08c5d54 r6:ffffffff r5:84b7b000 [ 1329.728547][ T32] r4:00000000 [ 1329.728591][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.729072][ T32] Exception stack(0xe08c5d20 to 0xe08c5d68) [ 1329.729146][ T32] 5d20: dd9a1000 e0675000 00000001 80239b98 7f321000 00000001 82ac11c4 82ac05a0 [ 1329.729238][ T32] 5d40: 7f321000 e0675000 8280c9b4 e08c5d9c e08c5da0 e08c5d70 80230ad4 80239bb0 [ 1329.729296][ T32] 5d60: 80050013 ffffffff [ 1329.729358][ T32] r5:80050013 r4:80239bb0 [ 1329.729408][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1329.729576][ T32] r4:82ac11e4 [ 1329.729625][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.729716][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08c5dc0 r5:e08c5e08 [ 1329.729766][ T32] r4:e08c5dc0 [ 1329.730098][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1329.730196][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9900 [ 1329.730245][ T32] r4:00000000 [ 1329.730288][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1329.730382][ T32] r9:83018005 r8:84b7b000 r7:00000000 r6:83018000 r5:00001000 r4:7f099000 [ 1329.730431][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1329.730579][ T32] r5:00001000 r4:e06bd000 [ 1329.742187][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1329.742575][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.743440][ T32] r5:85073b8c r4:85073800 [ 1329.743495][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1329.743737][ T32] r7:dddced40 r6:83018000 r5:85073b8c r4:84b0bc00 [ 1329.744654][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1329.744757][ T32] r10:61c88647 r9:84b7b000 r8:84b0bc2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1329.744918][ T32] r4:84b0bc00 [ 1329.744983][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1329.745087][ T32] r10:00000000 r9:84b0bc00 r8:8027ecf4 r7:e08b1e60 r6:85024400 r5:84b7b000 [ 1329.745148][ T32] r4:00000001 [ 1329.745309][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.745402][ T32] Exception stack(0xe08c5fb0 to 0xe08c5ff8) [ 1329.745745][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1329.746080][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.746147][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.746210][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1329.746260][ T32] r4:850d9680 [ 1329.746465][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.746535][ T32] INFO: task kworker/0:418:4194 blocked for more than 456 seconds. [ 1329.746671][ T32] Not tainted 6.15.0-syzkaller #0 [ 1329.746729][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1329.746778][ T32] task:kworker/0:418 state:D stack:0 pid:4194 tgid:4194 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.746897][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.747000][ T32] Call trace: [ 1329.747071][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1329.747369][ T32] r10:829189c0 r9:eabb1d84 r8:00000002 r7:60000113 r6:eabb1d8c r5:85176c00 [ 1329.747429][ T32] r4:85176c00 [ 1329.747474][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1329.747698][ T32] r5:85176c00 r4:829189bc [ 1329.747853][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.747946][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.748042][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eabb1e08 [ 1329.748091][ T32] r4:00000000 [ 1329.748250][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) ** 3 printk messages dropped ** [ 1329.748968][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1329.749983][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1329.776174][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1329.776699][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 10 printk messages dropped ** [ 1329.778713][ T32] Exception stack(0xe08c5d20 to 0xe08c5d68) ** 8 printk messages dropped ** [ 1329.779339][ T32] r4:e08c5dc0 ** 2 printk messages dropped ** [ 1329.779832][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1329.780653][ T32] r5:85073b8c r4:85073800 ** 5 printk messages dropped ** [ 1329.801462][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) ** 10 printk messages dropped ** [ 1329.802040][ T32] INFO: task kworker/0:419:4195 blocked for more than 456 seconds. ** 9 printk messages dropped ** [ 1329.802712][ T32] r5:85174800 r4:829189bc [ 1329.802802][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1329.802973][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1329.803180][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8510ae40 ** 9 printk messages dropped ** [ 1329.803553][ T32] r7:dddced40 r6:83018000 r5:84bc5b8c r4:85111600 ** 7 printk messages dropped ** [ 1329.803839][ T32] Exception stack(0xeabb5fb0 to 0xeabb5ff8) ** 5 printk messages dropped ** [ 1329.804615][ T32] INFO: task kworker/0:419:4195 is blocked on a mutex likely owned by task kworker/0:313:3955. ** 13 printk messages dropped ** [ 1329.806153][ T32] r4:82ac11e4 ** 2 printk messages dropped ** [ 1329.806246][ T32] r4:e08c5dc0 ** 6 printk messages dropped ** [ 1329.808959][ T32] r5:00001000 r4:e06bd000 [ 1329.808985][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1329.809027][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.809067][ T32] r5:85073b8c r4:85073800 [ 1329.809087][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1329.810078][ T32] r7:dddced40 r6:83018000 r5:85073b8c r4:84b0bc00 [ 1329.810475][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1329.810579][ T32] r10:61c88647 r9:84b7b000 r8:84b0bc2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1329.838915][ T32] r4:84b0bc00 [ 1329.838964][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1329.839041][ T32] r10:00000000 r9:84b0bc00 r8:8027ecf4 r7:e08b1e60 r6:85024400 r5:84b7b000 [ 1329.839065][ T32] r4:00000001 [ 1329.839087][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.839152][ T32] Exception stack(0xe08c5fb0 to 0xe08c5ff8) [ 1329.839197][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1329.839231][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.839257][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.839285][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1329.839307][ T32] r4:850d9680 [ 1329.839331][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.839369][ T32] INFO: task kworker/0:420:4198 blocked for more than 456 seconds. [ 1329.839402][ T32] Not tainted 6.15.0-syzkaller #0 [ 1329.839430][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1329.839452][ T32] task:kworker/0:420 state:D stack:0 pid:4198 tgid:4198 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.839511][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.839556][ T32] Call trace: [ 1329.839586][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1329.839638][ T32] r10:829189c0 r9:eabb9d84 r8:00000002 r7:60000113 r6:eabb9d8c r5:8516bc00 [ 1329.839661][ T32] r4:8516bc00 [ 1329.839680][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1329.839720][ T32] r5:8516bc00 r4:829189bc [ 1329.839741][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.839779][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.839823][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eabb9e08 [ 1329.839844][ T32] r4:00000000 [ 1329.839862][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1329.839918][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1329.839974][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1329.840071][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8510af80 [ 1329.840099][ T32] r4:00000000 [ 1329.840179][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1329.840227][ T32] r9:83018005 r8:8516bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f0ab000 [ 1329.840249][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1329.840290][ T32] r5:00001000 r4:eaa83000 [ 1329.840309][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1329.840356][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.840395][ T32] r5:84bc5f8c r4:84bc5c00 [ 1329.840414][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1329.840455][ T32] r7:dddced40 r6:83018000 r5:84bc5f8c r4:85111680 [ 1329.840475][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1329.843426][ T32] r10:61c88647 r9:8516bc00 r8:851116ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1329.843503][ T32] r4:85111680 [ 1329.843551][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1329.843619][ T32] r10:00000000 r9:85111680 r8:8027ecf4 r7:eabb1e60 r6:8511d080 r5:8516bc00 [ 1329.843642][ T32] r4:00000001 [ 1329.843662][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.843697][ T32] Exception stack(0xeabb9fb0 to 0xeabb9ff8) [ 1329.843724][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1329.843839][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.843870][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.843948][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1329.843975][ T32] r4:8510ae00 [ 1329.844513][ T32] INFO: task kworker/0:420:4198 is blocked on a mutex likely owned by task kworker/0:313:3955. [ 1329.844552][ T32] task:kworker/0:313 state:R running task stack:0 pid:3955 tgid:3955 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.844619][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.844666][ T32] Call trace: [ 1329.844695][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) ** 3 printk messages dropped ** [ 1329.844982][ T32] Exception stack(0xe08c5d20 to 0xe08c5d68) ** 7 printk messages dropped ** [ 1329.845383][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08c5dc0 r5:e08c5e08 ** 9 printk messages dropped ** [ 1329.845734][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 6 printk messages dropped ** [ 1329.845987][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) ** 7 printk messages dropped ** [ 1329.846379][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 6 printk messages dropped ** [ 1329.846692][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1329.846989][ T32] r5:8516a400 r4:829189bc [ 1329.847144][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 5 printk messages dropped ** [ 1329.847360][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) ** 7 printk messages dropped ** [ 1329.847646][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1329.847986][ T32] Exception stack(0xeabc1fb0 to 0xeabc1ff8) ** 6 printk messages dropped ** [ 1329.848596][ T32] task:kworker/0:313 state:R running task stack:0 pid:3955 tgid:3955 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 15 printk messages dropped ** [ 1329.849118][ T32] r4:e08c5dc0 ** 6 printk messages dropped ** [ 1329.849928][ T32] r5:00001000 r4:e06bd000 ** 6 printk messages dropped ** [ 1329.850301][ T32] r10:61c88647 r9:84b7b000 r8:84b0bc2c r7:82804d40 r6:dddced40 r5:dddced60 ** 9 printk messages dropped ** [ 1329.871611][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 10 printk messages dropped ** [ 1329.872296][ T32] r4:85178000 ** 1 printk messages dropped ** [ 1329.872363][ T32] r5:85178000 r4:829189bc [ 1329.872383][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1329.872518][ T32] r4:00000000 [ 1329.872537][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1329.872599][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1329.872643][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1329.872683][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84af1880 [ 1329.872704][ T32] r4:00000000 [ 1329.872797][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1329.872862][ T32] r9:83018205 r8:85178000 r7:00000000 r6:83018200 r5:00001000 r4:7f02f000 [ 1329.872922][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1329.872968][ T32] r5:00001000 r4:dfd95000 [ 1329.873024][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1329.873067][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.873160][ T32] r5:8508138c r4:85081000 [ 1329.873184][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1329.873230][ T32] r7:ddde2d40 r6:83018200 r5:8508138c r4:8511d180 [ 1329.873252][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1329.873296][ T32] r10:61c88647 r9:85178000 r8:8511d1ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1329.873318][ T32] r4:8511d180 [ 1329.873341][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1329.873386][ T32] r10:00000000 r9:8511d180 r8:8027ecf4 r7:e07a9e60 r6:8511d200 r5:85178000 [ 1329.873407][ T32] r4:00000001 [ 1329.873426][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.873460][ T32] Exception stack(0xeab9dfb0 to 0xeab9dff8) [ 1329.873485][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1329.873512][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.873539][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.873692][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1329.873720][ T32] r4:85112f00 [ 1329.874242][ T32] INFO: task kworker/1:117:4202 is blocked on a mutex likely owned by task kworker/0:313:3955. [ 1329.874279][ T32] task:kworker/0:313 state:R running task stack:0 pid:3955 tgid:3955 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.874353][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.874416][ T32] Call trace: [ 1329.874463][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1329.874518][ T32] r10:8280c9b4 r9:84b7b000 r8:80200be4 r7:e08c5d54 r6:ffffffff r5:84b7b000 [ 1329.874552][ T32] r4:00000000 [ 1329.874600][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.874644][ T32] Exception stack(0xe08c5d20 to 0xe08c5d68) [ 1329.874673][ T32] 5d20: de869000 e0675000 00000001 80239b98 7f321000 00000001 82ac11c4 82ac05a0 [ 1329.874701][ T32] 5d40: 7f321000 e0675000 8280c9b4 e08c5d9c e08c5da0 e08c5d70 80230ad4 80239bb0 [ 1329.874745][ T32] 5d60: 80050013 ffffffff [ 1329.874797][ T32] r5:80050013 r4:80239bb0 [ 1329.874840][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1329.874896][ T32] r4:82ac11e4 [ 1329.874920][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.874961][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08c5dc0 r5:e08c5e08 [ 1329.874998][ T32] r4:e08c5dc0 [ 1329.875021][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1329.875062][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9900 [ 1329.875083][ T32] r4:00000000 [ 1329.875157][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1329.875207][ T32] r9:83018005 r8:84b7b000 r7:00000000 r6:83018000 r5:00001000 r4:7f099000 [ 1329.875279][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1329.875325][ T32] r5:00001000 r4:e06bd000 [ 1329.875351][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1329.875478][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.875544][ T32] r5:85073b8c r4:85073800 [ 1329.875567][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1329.875610][ T32] r7:dddced40 r6:83018000 r5:85073b8c r4:84b0bc00 [ 1329.875879][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1329.875933][ T32] r10:61c88647 r9:84b7b000 r8:84b0bc2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1329.875971][ T32] r4:84b0bc00 [ 1329.875992][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1329.876038][ T32] r10:00000000 r9:84b0bc00 r8:8027ecf4 r7:e08b1e60 r6:85024400 r5:84b7b000 [ 1329.876060][ T32] r4:00000001 [ 1329.876078][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.876113][ T32] Exception stack(0xe08c5fb0 to 0xe08c5ff8) [ 1329.876138][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1329.876166][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.876192][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.876244][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1329.876271][ T32] r4:850d9680 [ 1329.876292][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.876344][ T32] INFO: task kworker/0:422:4204 blocked for more than 456 seconds. ** 3 printk messages dropped ** [ 1329.876482][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1329.876748][ T32] r5:85179800 r4:829189bc [ 1329.876767][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 1 printk messages dropped ** [ 1329.876852][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eabe5e08 ** 7 printk messages dropped ** [ 1329.877189][ T32] r9:83018005 r8:85179800 r7:00000000 r6:83018000 r5:00001000 r4:7f0b3000 ** 8 printk messages dropped ** [ 1329.877588][ T32] r10:61c88647 r9:85179800 r8:851117ac r7:82804d40 r6:dddced40 r5:dddced60 ** 10 printk messages dropped ** [ 1329.877970][ T32] r4:8511a100 ** 3 printk messages dropped ** [ 1329.878580][ T32] Call trace: ** 7 printk messages dropped ** [ 1329.878816][ T32] 5d60: 80050013 ffffffff ** 5 printk messages dropped ** [ 1329.878977][ T32] r4:e08c5dc0 ** 5 printk messages dropped ** [ 1329.879297][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) ** 9 printk messages dropped ** [ 1329.879756][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) ** 9 printk messages dropped ** [ 1329.880151][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 10 printk messages dropped ** [ 1329.913162][ T32] r5:84a22400 r4:829189bc [ 1329.913182][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 6 printk messages dropped ** [ 1329.913529][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8511a780 ** 9 printk messages dropped ** [ 1329.913894][ T32] r7:dddced40 r6:83018000 r5:84bc778c r4:85111800 ** 5 printk messages dropped ** [ 1329.914125][ T32] r4:00000001 [ 1329.914174][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.914219][ T32] Exception stack(0xeab69fb0 to 0xeab69ff8) [ 1329.914251][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1329.914279][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.914304][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.914332][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1329.914364][ T32] r4:8511a180 [ 1329.914918][ T32] INFO: task kworker/0:423:4206 is blocked on a mutex likely owned by task kworker/0:313:3955. [ 1329.914958][ T32] task:kworker/0:313 state:R running task stack:0 pid:3955 tgid:3955 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.915043][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.915095][ T32] Call trace: [ 1329.915182][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1329.915233][ T32] r10:8280c9b4 r9:84b7b000 r8:80200be4 r7:e08c5d54 r6:ffffffff r5:84b7b000 [ 1329.915255][ T32] r4:00000000 [ 1329.915274][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.915311][ T32] Exception stack(0xe08c5d20 to 0xe08c5d68) [ 1329.915382][ T32] 5d20: dee2e000 e0675000 00000001 80239b98 7f321000 00000001 82ac11c4 82ac05a0 [ 1329.915417][ T32] 5d40: 7f321000 e0675000 8280c9b4 e08c5d9c e08c5da0 e08c5d70 80230ad4 80239bb0 [ 1329.915443][ T32] 5d60: 80050013 ffffffff [ 1329.915466][ T32] r5:80050013 r4:80239bb0 [ 1329.915486][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1329.915527][ T32] r4:82ac11e4 [ 1329.915547][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.915588][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08c5dc0 r5:e08c5e08 [ 1329.915609][ T32] r4:e08c5dc0 [ 1329.915629][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1329.915708][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9900 [ 1329.915730][ T32] r4:00000000 [ 1329.915748][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1329.915788][ T32] r9:83018005 r8:84b7b000 r7:00000000 r6:83018000 r5:00001000 r4:7f099000 [ 1329.915810][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1329.915850][ T32] r5:00001000 r4:e06bd000 [ 1329.915869][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1329.915921][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.915964][ T32] r5:85073b8c r4:85073800 [ 1329.915985][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1329.916026][ T32] r7:dddced40 r6:83018000 r5:85073b8c r4:84b0bc00 [ 1329.916047][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1329.916091][ T32] r10:61c88647 r9:84b7b000 r8:84b0bc2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1329.916124][ T32] r4:84b0bc00 [ 1329.916151][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1329.916197][ T32] r10:00000000 r9:84b0bc00 r8:8027ecf4 r7:e08b1e60 r6:85024400 r5:84b7b000 [ 1329.916244][ T32] r4:00000001 [ 1329.916267][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.916300][ T32] Exception stack(0xe08c5fb0 to 0xe08c5ff8) [ 1329.916325][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1329.916363][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.916392][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.916421][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1329.916443][ T32] r4:850d9680 [ 1329.916488][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.916562][ T32] INFO: task kworker/0:424:4207 blocked for more than 456 seconds. [ 1329.916608][ T32] Not tainted 6.15.0-syzkaller #0 [ 1329.916634][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1329.916655][ T32] task:kworker/0:424 state:D stack:0 pid:4207 tgid:4207 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.916726][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.916771][ T32] Call trace: [ 1329.916801][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1329.916848][ T32] r10:829189c0 r9:eab51d84 r8:00000002 r7:60000013 r6:eab51d8c r5:84a23000 [ 1329.916871][ T32] r4:84a23000 [ 1329.916889][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1329.916928][ T32] r5:84a23000 r4:829189bc [ 1329.916972][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.917028][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.917078][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eab51e08 [ 1329.917101][ T32] r4:00000000 [ 1329.917120][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1329.917157][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1329.917192][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1329.917232][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8511a400 [ 1329.917254][ T32] r4:00000000 [ 1329.917272][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1329.917310][ T32] r9:83018005 r8:84a23000 r7:00000000 r6:83018000 r5:00001000 r4:7f0b5000 [ 1329.917333][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1329.917380][ T32] r5:00001000 r4:eabe1000 [ 1329.917424][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) ** 2 printk messages dropped ** [ 1329.917556][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) ** 10 printk messages dropped ** [ 1329.918014][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 11 printk messages dropped ** [ 1329.919036][ T32] Exception stack(0xe08c5d20 to 0xe08c5d68) ** 7 printk messages dropped ** [ 1329.919336][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08c5dc0 r5:e08c5e08 ** 7 printk messages dropped ** [ 1329.919669][ T32] r5:00001000 r4:e06bd000 ** 7 printk messages dropped ** [ 1329.919957][ T32] r4:84b0bc00 ** 4 printk messages dropped ** [ 1329.920180][ T32] Exception stack(0xe08c5fb0 to 0xe08c5ff8) ** 6 printk messages dropped ** [ 1329.920436][ T32] INFO: task kworker/0:425:4209 blocked for more than 456 seconds. ** 9 printk messages dropped ** [ 1329.945713][ T32] r5:84a23c00 r4:829189bc [ 1329.945733][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1329.945845][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1329.946112][ T32] r9:83018005 r8:84a23c00 r7:00000000 r6:83018000 r5:00001000 r4:7f0b7000 ** 8 printk messages dropped ** [ 1329.946464][ T32] r10:61c88647 r9:84a23c00 r8:85111a2c r7:82804d40 r6:dddced40 r5:dddced60 ** 10 printk messages dropped ** [ 1329.946819][ T32] r4:8511a200 ** 5 printk messages dropped ** [ 1329.947660][ T32] r10:8280c9b4 r9:84b7b000 r8:80200be4 r7:e08c5d54 r6:ffffffff r5:84b7b000 ** 11 printk messages dropped ** [ 1329.948083][ T32] r4:e08c5dc0 ** 5 printk messages dropped ** [ 1329.948348][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 1329.948663][ T32] r4:84b0bc00 ** 6 printk messages dropped ** [ 1329.948895][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 3 printk messages dropped ** [ 1329.949021][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.949064][ T32] INFO: task kworker/0:426:4212 blocked for more than 456 seconds. [ 1329.949110][ T32] Not tainted 6.15.0-syzkaller #0 [ 1329.949135][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1329.949157][ T32] task:kworker/0:426 state:D stack:0 pid:4212 tgid:4212 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.949252][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.949294][ T32] Call trace: [ 1329.949342][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1329.949391][ T32] r10:829189c0 r9:eac01d84 r8:00000002 r7:60000113 r6:eac01d8c r5:84a24800 [ 1329.949416][ T32] r4:84a24800 [ 1329.949499][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1329.949545][ T32] r5:84a24800 r4:829189bc [ 1329.949564][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.949602][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.949646][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eac01e08 [ 1329.949751][ T32] r4:00000000 [ 1329.949775][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1329.949812][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1329.949849][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1329.949890][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8511aac0 [ 1329.949912][ T32] r4:00000000 [ 1329.949931][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1329.950096][ T32] r9:83018005 r8:84a24800 r7:00000000 r6:83018000 r5:00001000 r4:7f0c1000 [ 1329.950149][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1329.950192][ T32] r5:00001000 r4:eac15000 [ 1329.950211][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1329.950248][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.950310][ T32] r5:84bc7f8c r4:84bc7c00 [ 1329.950332][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1329.950406][ T32] r7:dddced40 r6:83018000 r5:84bc7f8c r4:85111b00 [ 1329.950430][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1329.950475][ T32] r10:61c88647 r9:84a24800 r8:85111b2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1329.960305][ T32] r4:85111b00 [ 1329.960405][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1329.960545][ T32] r10:00000000 r9:85111b00 r8:8027ecf4 r7:eab69e60 r6:85111b80 r5:84a24800 [ 1329.961493][ T32] r4:00000001 [ 1329.961526][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.961578][ T32] Exception stack(0xeac01fb0 to 0xeac01ff8) [ 1329.961608][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1329.961636][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.961662][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.961693][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1329.961715][ T32] r4:8511a580 [ 1329.962238][ T32] INFO: task kworker/0:426:4212 is blocked on a mutex likely owned by task kworker/0:313:3955. [ 1329.962277][ T32] task:kworker/0:313 state:R running task stack:0 pid:3955 tgid:3955 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.962382][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.962432][ T32] Call trace: [ 1329.962548][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1329.962605][ T32] r10:8280c9b4 r9:84b7b000 r8:80200be4 r7:e08c5d54 r6:ffffffff r5:84b7b000 [ 1329.962628][ T32] r4:00000000 [ 1329.962648][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.962749][ T32] Exception stack(0xe08c5d20 to 0xe08c5d68) [ 1329.962783][ T32] 5d20: df265000 e0675000 00000001 80239b98 7f321000 00000001 82ac11c4 82ac05a0 [ 1329.962813][ T32] 5d40: 7f321000 e0675000 8280c9b4 e08c5d9c e08c5da0 e08c5d70 80230ad4 80239bb0 [ 1329.962837][ T32] 5d60: 80050013 ffffffff [ 1329.962859][ T32] r5:80050013 r4:80239bb0 [ 1329.962879][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1329.962946][ T32] r4:82ac11e4 [ 1329.962971][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.963014][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08c5dc0 r5:e08c5e08 [ 1329.963037][ T32] r4:e08c5dc0 [ 1329.963056][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1329.963162][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9900 [ 1329.963191][ T32] r4:00000000 [ 1329.963211][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1329.963255][ T32] r9:83018005 r8:84b7b000 r7:00000000 r6:83018000 r5:00001000 r4:7f099000 ** 5 printk messages dropped ** [ 1329.963498][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) ** 11 printk messages dropped ** [ 1329.964298][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1329.964576][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1329.964852][ T32] r5:84a25400 r4:829189bc [ 1329.964871][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 5 printk messages dropped ** [ 1329.965090][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) ** 10 printk messages dropped ** [ 1329.965529][ T32] r7:dddced40 r6:83018000 r5:84bc7b8c r4:85111c00 ** 8 printk messages dropped ** [ 1329.965858][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1329.965897][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.965926][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.965956][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1329.965977][ T32] r4:8511a800 [ 1329.966388][ T32] INFO: task kworker/0:427:4213 is blocked on a mutex likely owned by task kworker/0:313:3955. [ 1329.966425][ T32] task:kworker/0:313 state:R running task stack:0 pid:3955 tgid:3955 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.966481][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.966524][ T32] Call trace: [ 1329.966553][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1329.966601][ T32] r10:8280c9b4 r9:84b7b000 r8:80200be4 r7:e08c5d54 r6:ffffffff r5:84b7b000 [ 1329.966637][ T32] r4:00000000 [ 1329.966749][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.966797][ T32] Exception stack(0xe08c5d20 to 0xe08c5d68) [ 1329.966827][ T32] 5d20: df265000 e0675000 00000001 80239b98 7f321000 00000001 82ac11c4 82ac05a0 [ 1329.966856][ T32] 5d40: 7f321000 e0675000 8280c9b4 e08c5d9c e08c5da0 e08c5d70 80230ad4 80239bb0 [ 1329.966890][ T32] 5d60: 80050013 ffffffff [ 1329.966924][ T32] r5:80050013 r4:80239bb0 [ 1329.967144][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1329.967255][ T32] r4:82ac11e4 [ 1329.967280][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.967365][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08c5dc0 r5:e08c5e08 [ 1329.967393][ T32] r4:e08c5dc0 [ 1329.967436][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1329.967482][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9900 ** 6 printk messages dropped ** [ 1329.967731][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1329.968198][ T32] Exception stack(0xe08c5fb0 to 0xe08c5ff8) ** 6 printk messages dropped ** [ 1329.968471][ T32] INFO: task kworker/0:428:4215 blocked for more than 456 seconds. ** 9 printk messages dropped ** [ 1329.968863][ T32] r5:84a26000 r4:829189bc [ 1329.968882][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.968921][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) ** 3 printk messages dropped ** [ 1329.969044][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1329.969081][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1329.969124][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8511ac00 [ 1329.969146][ T32] r4:00000000 [ 1329.969164][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1329.969205][ T32] r9:83018005 r8:84a26000 r7:00000000 r6:83018000 r5:00001000 r4:7f0c3000 [ 1329.969343][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1329.969391][ T32] r5:00001000 r4:eac21000 [ 1329.969412][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1329.969450][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.969488][ T32] r5:84ad038c r4:84ad0000 [ 1329.969507][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1329.969549][ T32] r7:dddced40 r6:83018000 r5:84ad038c r4:85111d00 [ 1329.969644][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1329.969695][ T32] r10:61c88647 r9:84a26000 r8:85111d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1329.969718][ T32] r4:85111d00 [ 1329.969736][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1329.969777][ T32] r10:00000000 r9:85111d00 r8:8027ecf4 r7:eac01e60 r6:85111d80 r5:84a26000 [ 1329.969938][ T32] r4:00000001 [ 1329.969962][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.969999][ T32] Exception stack(0xeabf5fb0 to 0xeabf5ff8) [ 1329.970025][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1329.970052][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.970078][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.970127][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1329.970152][ T32] r4:8511a740 [ 1330.005382][ T32] INFO: task kworker/0:428:4215 is blocked on a mutex likely owned by task kworker/0:313:3955. [ 1330.005514][ T32] task:kworker/0:313 state:R running task stack:0 pid:3955 tgid:3955 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.005591][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.005654][ T32] Call trace: [ 1330.005712][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1330.005858][ T32] r10:8280c9b4 r9:84b7b000 r8:80200be4 r7:e08c5d54 r6:ffffffff r5:84b7b000 [ 1330.005887][ T32] r4:00000000 [ 1330.005909][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.005972][ T32] Exception stack(0xe08c5d20 to 0xe08c5d68) [ 1330.006006][ T32] 5d20: df733000 e0675000 00000001 80239b98 7f321000 00000001 82ac11c4 82ac05a0 [ 1330.006083][ T32] 5d40: 7f321000 e0675000 8280c9b4 e08c5d9c e08c5da0 e08c5d70 80230ad4 80239bb0 [ 1330.006189][ T32] 5d60: 80050013 ffffffff [ 1330.006216][ T32] r5:80050013 r4:80239bb0 [ 1330.006236][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) ** 3 printk messages dropped ** [ 1330.006397][ T32] r4:e08c5dc0 ** 2 printk messages dropped ** [ 1330.006479][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1330.006696][ T32] r5:85073b8c r4:85073800 ** 4 printk messages dropped ** [ 1330.006846][ T32] r4:84b0bc00 ** 6 printk messages dropped ** [ 1330.007355][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1330.007613][ T32] task:kworker/0:429 state:D stack:0 pid:4218 tgid:4218 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1330.007883][ T32] r5:84a26c00 r4:829189bc [ 1330.007902][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 5 printk messages dropped ** [ 1330.008094][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) ** 9 printk messages dropped ** [ 1330.008739][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) ** 10 printk messages dropped ** [ 1330.009395][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.009423][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.009451][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1330.009472][ T32] r4:8511aa80 [ 1330.009958][ T32] INFO: task kworker/0:429:4218 is blocked on a mutex likely owned by task kworker/0:313:3955. [ 1330.009994][ T32] task:kworker/0:313 state:R running task stack:0 pid:3955 tgid:3955 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.010048][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.010092][ T32] Call trace: [ 1330.010141][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1330.010190][ T32] r10:8280c9b4 r9:84b7b000 r8:80200be4 r7:e08c5d54 r6:ffffffff r5:84b7b000 [ 1330.010212][ T32] r4:00000000 [ 1330.010292][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.010335][ T32] Exception stack(0xe08c5d20 to 0xe08c5d68) [ 1330.010371][ T32] 5d20: df733000 e0675000 00000001 80239b98 7f321000 00000001 82ac11c4 82ac05a0 [ 1330.010399][ T32] 5d40: 7f321000 e0675000 8280c9b4 e08c5d9c e08c5da0 e08c5d70 80230ad4 80239bb0 [ 1330.010423][ T32] 5d60: 80050013 ffffffff [ 1330.010448][ T32] r5:80050013 r4:80239bb0 [ 1330.010467][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1330.010590][ T32] r4:82ac11e4 [ 1330.021710][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.021806][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08c5dc0 r5:e08c5e08 [ 1330.021831][ T32] r4:e08c5dc0 [ 1330.021852][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1330.021996][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9900 ** 4 printk messages dropped ** [ 1330.022156][ T32] r5:00001000 r4:e06bd000 ** 4 printk messages dropped ** [ 1330.022407][ T32] r7:dddced40 r6:83018000 r5:85073b8c r4:84b0bc00 ** 9 printk messages dropped ** [ 1330.022872][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1330.023100][ T32] task:kworker/0:430 state:D stack:0 pid:4221 tgid:4221 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1330.023475][ T32] r5:84a20c00 r4:829189bc [ 1330.023494][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 5 printk messages dropped ** [ 1330.024068][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) ** 9 printk messages dropped ** [ 1330.024502][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) ** 11 printk messages dropped ** [ 1330.025099][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1330.026326][ T32] r10:8280c9b4 r9:84b7b000 r8:80200be4 r7:e08c5d54 r6:ffffffff r5:84b7b000 ** 10 printk messages dropped ** [ 1330.026702][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08c5dc0 r5:e08c5e08 ** 10 printk messages dropped ** [ 1330.027166][ T32] r5:85073b8c r4:85073800 ** 4 printk messages dropped ** [ 1330.027504][ T32] r4:84b0bc00 ** 5 printk messages dropped ** [ 1330.027669][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1330.028010][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1330.028279][ T32] r5:84a21800 r4:829189bc [ 1330.028299][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 4 printk messages dropped ** [ 1330.028465][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1330.028848][ T32] r5:84ad138c r4:84ad1000 ** 4 printk messages dropped ** [ 1330.029047][ T32] r4:84ae3000 [ 1330.029065][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1330.029108][ T32] r10:00000000 r9:84ae3000 r8:8027ecf4 r7:eac31e60 r6:84ae3080 r5:84a21800 [ 1330.029130][ T32] r4:00000001 [ 1330.029150][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.029184][ T32] Exception stack(0xeac25fb0 to 0xeac25ff8) [ 1330.029208][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1330.029251][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.029345][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.029522][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1330.029547][ T32] r4:8511abc0 [ 1330.029922][ T32] INFO: task kworker/0:431:4222 is blocked on a mutex likely owned by task kworker/0:313:3955. [ 1330.029956][ T32] task:kworker/0:313 state:R running task stack:0 pid:3955 tgid:3955 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.030011][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.030052][ T32] Call trace: [ 1330.030080][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1330.030128][ T32] r10:8280c9b4 r9:84b7b000 r8:80200be4 r7:e08c5d54 r6:ffffffff r5:84b7b000 [ 1330.030150][ T32] r4:00000000 [ 1330.030182][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.030224][ T32] Exception stack(0xe08c5d20 to 0xe08c5d68) [ 1330.030253][ T32] 5d20: df7e1000 e0675000 00000001 80239b98 7f321000 00000001 82ac11c4 82ac05a0 [ 1330.030282][ T32] 5d40: 7f321000 e0675000 8280c9b4 e08c5d9c e08c5da0 e08c5d70 80230ad4 80239bb0 [ 1330.030305][ T32] 5d60: 80050013 ffffffff [ 1330.030342][ T32] r5:80050013 r4:80239bb0 [ 1330.030368][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1330.030409][ T32] r4:82ac11e4 [ 1330.030518][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.053122][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08c5dc0 r5:e08c5e08 [ 1330.053172][ T32] r4:e08c5dc0 [ 1330.053195][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1330.053261][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9900 [ 1330.053283][ T32] r4:00000000 [ 1330.053302][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1330.053352][ T32] r9:83018005 r8:84b7b000 r7:00000000 r6:83018000 r5:00001000 r4:7f099000 [ 1330.053375][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1330.053417][ T32] r5:00001000 r4:e06bd000 [ 1330.053437][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1330.053476][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.053532][ T32] r5:85073b8c r4:85073800 [ 1330.053558][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1330.053780][ T32] r7:dddced40 r6:83018000 r5:85073b8c r4:84b0bc00 [ 1330.053808][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1330.053855][ T32] r10:61c88647 r9:84b7b000 r8:84b0bc2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1330.053879][ T32] r4:84b0bc00 [ 1330.053900][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1330.053945][ T32] r10:00000000 r9:84b0bc00 r8:8027ecf4 r7:e08b1e60 r6:85024400 r5:84b7b000 [ 1330.053966][ T32] r4:00000001 [ 1330.053985][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.054020][ T32] Exception stack(0xe08c5fb0 to 0xe08c5ff8) [ 1330.054050][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1330.054287][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.054318][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.054404][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1330.054430][ T32] r4:850d9680 [ 1330.054454][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.054485][ T32] INFO: task kworker/0:432:4224 blocked for more than 456 seconds. [ 1330.054518][ T32] Not tainted 6.15.0-syzkaller #0 [ 1330.054542][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.054563][ T32] task:kworker/0:432 state:D stack:0 pid:4224 tgid:4224 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.054620][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1330.054939][ T32] r5:851c8000 r4:829189bc [ 1330.055047][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 1 printk messages dropped ** [ 1330.055206][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eac3de08 ** 8 printk messages dropped ** [ 1330.055511][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) ** 7 printk messages dropped ** [ 1330.055868][ T32] r10:61c88647 r9:851c8000 r8:84ae312c r7:82804d40 r6:dddced40 r5:dddced60 ** 10 printk messages dropped ** [ 1330.056254][ T32] r4:85112680 ** 5 printk messages dropped ** [ 1330.057027][ T32] r10:8280c9b4 r9:84b7b000 r8:80200be4 r7:e08c5d54 r6:ffffffff r5:84b7b000 ** 10 printk messages dropped ** [ 1330.057488][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08c5dc0 r5:e08c5e08 ** 9 printk messages dropped ** [ 1330.058015][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1330.058385][ T32] r10:00000000 r9:84b0bc00 r8:8027ecf4 r7:e08b1e60 r6:85024400 r5:84b7b000 ** 11 printk messages dropped ** [ 1330.058711][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 7 printk messages dropped ** [ 1330.058966][ T32] r5:851c9800 r4:829189bc [ 1330.058984][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 4 printk messages dropped ** [ 1330.059180][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) ** 2 printk messages dropped ** [ 1330.059341][ T32] r4:00000000 [ 1330.059362][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1330.059441][ T32] r9:83018005 r8:851c9800 r7:00000000 r6:83018000 r5:00001000 r4:7f06b000 [ 1330.059466][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1330.059509][ T32] r5:00001000 r4:e017f000 [ 1330.059531][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1330.059569][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.059606][ T32] r5:84ad1f8c r4:84ad1c00 [ 1330.059625][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1330.059666][ T32] r7:dddced40 r6:83018000 r5:84ad1f8c r4:84ae3200 [ 1330.059685][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1330.059729][ T32] r10:61c88647 r9:851c9800 r8:84ae322c r7:82804d40 r6:dddced40 r5:dddced60 [ 1330.059750][ T32] r4:84ae3200 [ 1330.059768][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1330.059811][ T32] r10:00000000 r9:84ae3200 r8:8027ecf4 r7:eac25e60 r6:84ae3280 r5:851c9800 [ 1330.059833][ T32] r4:00000001 [ 1330.059851][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.059886][ T32] Exception stack(0xeac55fb0 to 0xeac55ff8) [ 1330.059911][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1330.059937][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.059963][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.059990][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1330.060011][ T32] r4:849873c0 [ 1330.060406][ T32] INFO: task kworker/0:433:4228 is blocked on a mutex likely owned by task kworker/0:313:3955. [ 1330.060470][ T32] task:kworker/0:313 state:R running task stack:0 pid:3955 tgid:3955 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.077886][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.077980][ T32] Call trace: [ 1330.078015][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1330.078072][ T32] r10:8280c9b4 r9:84b7b000 r8:80200be4 r7:e08c5d54 r6:ffffffff r5:84b7b000 [ 1330.078096][ T32] r4:00000000 [ 1330.078116][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.078168][ T32] Exception stack(0xe08c5d20 to 0xe08c5d68) [ 1330.078203][ T32] 5d20: dfdb3000 e0675000 00000001 80239b98 7f321000 00000001 82ac11c4 82ac05a0 [ 1330.078232][ T32] 5d40: 7f321000 e0675000 8280c9b4 e08c5d9c e08c5da0 e08c5d70 80230ad4 80239bb0 [ 1330.078255][ T32] 5d60: 80050013 ffffffff [ 1330.078346][ T32] r5:80050013 r4:80239bb0 [ 1330.078372][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1330.078417][ T32] r4:82ac11e4 [ 1330.078473][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.078520][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08c5dc0 r5:e08c5e08 [ 1330.078544][ T32] r4:e08c5dc0 [ 1330.078563][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1330.078603][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9900 [ 1330.078625][ T32] r4:00000000 [ 1330.078644][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1330.078864][ T32] r9:83018005 r8:84b7b000 r7:00000000 r6:83018000 r5:00001000 r4:7f099000 [ 1330.078891][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1330.078931][ T32] r5:00001000 r4:e06bd000 [ 1330.078951][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1330.078990][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.079028][ T32] r5:85073b8c r4:85073800 [ 1330.079049][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1330.079093][ T32] r7:dddced40 r6:83018000 r5:85073b8c r4:84b0bc00 [ 1330.079145][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1330.079193][ T32] r10:61c88647 r9:84b7b000 r8:84b0bc2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1330.079215][ T32] r4:84b0bc00 [ 1330.079234][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1330.079277][ T32] r10:00000000 r9:84b0bc00 r8:8027ecf4 r7:e08b1e60 r6:85024400 r5:84b7b000 [ 1330.079300][ T32] r4:00000001 [ 1330.079320][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.079361][ T32] Exception stack(0xe08c5fb0 to 0xe08c5ff8) [ 1330.079437][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1330.079470][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.079496][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.079525][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1330.079547][ T32] r4:850d9680 [ 1330.079662][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.079740][ T32] INFO: task kworker/0:434:4229 blocked for more than 456 seconds. [ 1330.079813][ T32] Not tainted 6.15.0-syzkaller #0 [ 1330.079841][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.079863][ T32] task:kworker/0:434 state:D stack:0 pid:4229 tgid:4229 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.079908][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.080129][ T32] Call trace: [ 1330.080162][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) ** 3 printk messages dropped ** [ 1330.080288][ T32] r5:851ca400 r4:829189bc [ 1330.080307][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.080353][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.080399][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eac49e08 [ 1330.080420][ T32] r4:00000000 [ 1330.080438][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1330.080496][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1330.093321][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1330.093458][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84987300 [ 1330.093484][ T32] r4:00000000 [ 1330.093505][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1330.093549][ T32] r9:83018005 r8:851ca400 r7:00000000 r6:83018000 r5:00001000 r4:7f029000 [ 1330.093570][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1330.093627][ T32] r5:00001000 r4:df99f000 [ 1330.093651][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1330.093691][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.093791][ T32] r5:84ad178c r4:84ad1400 [ 1330.093893][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1330.093944][ T32] r7:dddced40 r6:83018000 r5:84ad178c r4:84ae3300 [ 1330.093966][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1330.094011][ T32] r10:61c88647 r9:851ca400 r8:84ae332c r7:82804d40 r6:dddced40 r5:dddced60 [ 1330.094033][ T32] r4:84ae3300 [ 1330.094052][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1330.094095][ T32] r10:00000000 r9:84ae3300 r8:8027ecf4 r7:eac55e60 r6:84ae3380 r5:851ca400 [ 1330.094117][ T32] r4:00000001 [ 1330.094141][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.094177][ T32] Exception stack(0xeac49fb0 to 0xeac49ff8) [ 1330.094205][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1330.094233][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.094259][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.094299][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1330.094349][ T32] r4:849873c0 [ 1330.094878][ T32] INFO: task kworker/0:434:4229 is blocked on a mutex likely owned by task kworker/0:313:3955. [ 1330.094917][ T32] task:kworker/0:313 state:R running task stack:0 pid:3955 tgid:3955 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.094987][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.095034][ T32] Call trace: [ 1330.095065][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1330.095143][ T32] r10:8280c9b4 r9:84b7b000 r8:80200be4 r7:e08c5d54 r6:ffffffff r5:84b7b000 [ 1330.095169][ T32] r4:00000000 [ 1330.095190][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 2 printk messages dropped ** [ 1330.095304][ T32] 5d40: 7f321000 e0675000 8280c9b4 e08c5d9c e08c5da0 e08c5d70 80230ad4 80239bb0 [ 1330.095345][ T32] 5d60: 80050013 ffffffff [ 1330.095473][ T32] r5:80050013 r4:80239bb0 [ 1330.095498][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1330.095540][ T32] r4:82ac11e4 [ 1330.095560][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.095600][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08c5dc0 r5:e08c5e08 [ 1330.095622][ T32] r4:e08c5dc0 [ 1330.095641][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1330.095700][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9900 [ 1330.095726][ T32] r4:00000000 [ 1330.095746][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1330.096123][ T32] r9:83018005 r8:84b7b000 r7:00000000 r6:83018000 r5:00001000 r4:7f099000 [ 1330.096160][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1330.096206][ T32] r5:00001000 r4:e06bd000 [ 1330.096291][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1330.096341][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.096494][ T32] r5:85073b8c r4:85073800 [ 1330.096528][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1330.096575][ T32] r7:dddced40 r6:83018000 r5:85073b8c r4:84b0bc00 ** 3 printk messages dropped ** [ 1330.096680][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) ** 9 printk messages dropped ** [ 1330.097021][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 10 printk messages dropped ** [ 1330.097456][ T32] r5:851cb000 r4:829189bc [ 1330.097485][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.097530][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) ** 5 printk messages dropped ** [ 1330.097783][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84987480 ** 9 printk messages dropped ** [ 1330.098143][ T32] r7:dddced40 r6:83018000 r5:84ad1b8c r4:84ae3400 ** 7 printk messages dropped ** [ 1330.098469][ T32] Exception stack(0xeac69fb0 to 0xeac69ff8) ** 6 printk messages dropped ** [ 1330.099060][ T32] task:kworker/0:313 state:R running task stack:0 pid:3955 tgid:3955 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 15 printk messages dropped ** [ 1330.099680][ T32] r4:e08c5dc0 ** 5 printk messages dropped ** [ 1330.099881][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) ** 9 printk messages dropped ** [ 1330.100260][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) ** 7 printk messages dropped ** [ 1330.120992][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1330.121019][ T32] r4:850d9680 [ 1330.121046][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.121077][ T32] INFO: task kworker/0:436:4232 blocked for more than 456 seconds. [ 1330.121111][ T32] Not tainted 6.15.0-syzkaller #0 [ 1330.121138][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.121178][ T32] task:kworker/0:436 state:D stack:0 pid:4232 tgid:4232 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.121241][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.121299][ T32] Call trace: [ 1330.121351][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1330.121413][ T32] r10:829189c0 r9:eac6dd84 r8:00000002 r7:60000113 r6:eac6dd8c r5:851cbc00 [ 1330.121436][ T32] r4:851cbc00 [ 1330.121455][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1330.121495][ T32] r5:851cbc00 r4:829189bc [ 1330.121603][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.121648][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.121694][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eac6de08 [ 1330.121716][ T32] r4:00000000 [ 1330.121734][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1330.121794][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1330.121838][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) ** 6 printk messages dropped ** [ 1330.122116][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) ** 11 printk messages dropped ** [ 1330.122997][ T32] Exception stack(0xeac6dfb0 to 0xeac6dff8) ** 6 printk messages dropped ** [ 1330.123741][ T32] task:kworker/0:313 state:R running task stack:0 pid:3955 tgid:3955 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 14 printk messages dropped ** [ 1330.124415][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08c5dc0 r5:e08c5e08 ** 9 printk messages dropped ** [ 1330.124851][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1330.125270][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1330.125437][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 10 printk messages dropped ** [ 1330.125927][ T32] r4:851cc800 ** 1 printk messages dropped ** [ 1330.125990][ T32] r5:851cc800 r4:829189bc [ 1330.126032][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 5 printk messages dropped ** [ 1330.126335][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) ** 10 printk messages dropped ** [ 1330.126678][ T32] r7:ddde2d40 r6:83018200 r5:8508178c r4:8511d300 ** 9 printk messages dropped ** [ 1330.127005][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 11 printk messages dropped ** [ 1330.127884][ T32] Exception stack(0xe08c5d20 to 0xe08c5d68) ** 8 printk messages dropped ** [ 1330.128568][ T32] r4:e08c5dc0 ** 4 printk messages dropped ** [ 1330.128780][ T32] r9:83018005 r8:84b7b000 r7:00000000 r6:83018000 r5:00001000 r4:7f099000 [ 1330.128806][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1330.128885][ T32] r5:00001000 r4:e06bd000 [ 1330.128909][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1330.128950][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.128988][ T32] r5:85073b8c r4:85073800 [ 1330.129069][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1330.129117][ T32] r7:dddced40 r6:83018000 r5:85073b8c r4:84b0bc00 [ 1330.129180][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1330.129239][ T32] r10:61c88647 r9:84b7b000 r8:84b0bc2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1330.129288][ T32] r4:84b0bc00 [ 1330.129396][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1330.129446][ T32] r10:00000000 r9:84b0bc00 r8:8027ecf4 r7:e08b1e60 r6:85024400 r5:84b7b000 [ 1330.129468][ T32] r4:00000001 [ 1330.129487][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.129520][ T32] Exception stack(0xe08c5fb0 to 0xe08c5ff8) [ 1330.129544][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1330.129571][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.129596][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.129672][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1330.129775][ T32] r4:850d9680 [ 1330.129815][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.129885][ T32] INFO: task kworker/1:119:4237 blocked for more than 456 seconds. [ 1330.129917][ T32] Not tainted 6.15.0-syzkaller #0 [ 1330.129941][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.129961][ T32] task:kworker/1:119 state:D stack:0 pid:4237 tgid:4237 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.130006][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.130060][ T32] Call trace: [ 1330.130090][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1330.130145][ T32] r10:829189c0 r9:eac65d84 r8:00000002 r7:60000013 r6:eac65d8c r5:85178c00 [ 1330.130166][ T32] r4:85178c00 [ 1330.130204][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1330.130249][ T32] r5:85178c00 r4:829189bc [ 1330.130268][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.130307][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.130360][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eac65e08 [ 1330.130395][ T32] r4:00000000 [ 1330.130418][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1330.130538][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1330.157733][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1330.157829][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84af1c40 [ 1330.157854][ T32] r4:00000000 [ 1330.157875][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1330.157919][ T32] r9:83018205 r8:85178c00 r7:00000000 r6:83018200 r5:00001000 r4:7f035000 [ 1330.157940][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1330.157984][ T32] r5:00001000 r4:e0055000 [ 1330.158004][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1330.158044][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.158086][ T32] r5:85081f8c r4:85081c00 [ 1330.158108][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1330.158154][ T32] r7:ddde2d40 r6:83018200 r5:85081f8c r4:8511d380 [ 1330.158176][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1330.158220][ T32] r10:61c88647 r9:85178c00 r8:8511d3ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1330.158267][ T32] r4:8511d380 [ 1330.158343][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1330.158393][ T32] r10:00000000 r9:8511d380 r8:8027ecf4 r7:e07a9e60 r6:8511d400 r5:85178c00 [ 1330.158416][ T32] r4:00000001 [ 1330.158475][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.158525][ T32] Exception stack(0xeac65fb0 to 0xeac65ff8) [ 1330.158558][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1330.158601][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.158631][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.158659][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1330.158680][ T32] r4:84af17c0 [ 1330.159233][ T32] INFO: task kworker/1:119:4237 is blocked on a mutex likely owned by task kworker/0:313:3955. [ 1330.159273][ T32] task:kworker/0:313 state:R running task stack:0 pid:3955 tgid:3955 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.159600][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.159652][ T32] Call trace: [ 1330.159683][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1330.159733][ T32] r10:8280c9b4 r9:84b7b000 r8:80200be4 r7:e08c5d54 r6:ffffffff r5:84b7b000 [ 1330.159755][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1330.160060][ T32] 5d40: 7f321000 e0675000 8280c9b4 e08c5d9c e08c5da0 e08c5d70 80230ad4 80239bb0 ** 8 printk messages dropped ** [ 1330.184493][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9900 [ 1330.184695][ T32] r4:00000000 [ 1330.184799][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1330.184870][ T32] r9:83018005 r8:84b7b000 r7:00000000 r6:83018000 r5:00001000 r4:7f099000 [ 1330.184894][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1330.184937][ T32] r5:00001000 r4:e06bd000 [ 1330.184956][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1330.184994][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.185100][ T32] r5:85073b8c r4:85073800 [ 1330.185125][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1330.185171][ T32] r7:dddced40 r6:83018000 r5:85073b8c r4:84b0bc00 [ 1330.185191][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1330.185235][ T32] r10:61c88647 r9:84b7b000 r8:84b0bc2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1330.185298][ T32] r4:84b0bc00 [ 1330.185390][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1330.185442][ T32] r10:00000000 r9:84b0bc00 r8:8027ecf4 r7:e08b1e60 r6:85024400 r5:84b7b000 [ 1330.185464][ T32] r4:00000001 [ 1330.185483][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.185518][ T32] Exception stack(0xe08c5fb0 to 0xe08c5ff8) [ 1330.185546][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1330.185600][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.185630][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.185660][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1330.185683][ T32] r4:850d9680 [ 1330.185705][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.185746][ T32] INFO: task kworker/1:120:4239 blocked for more than 456 seconds. [ 1330.185780][ T32] Not tainted 6.15.0-syzkaller #0 [ 1330.185804][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.185826][ T32] task:kworker/1:120 state:D stack:0 pid:4239 tgid:4239 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.185977][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.186030][ T32] Call trace: [ 1330.186061][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1330.186178][ T32] r10:829189c0 r9:eac79d84 r8:00000002 r7:60000113 r6:eac79d8c r5:8517a400 [ 1330.186206][ T32] r4:8517a400 [ 1330.186296][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1330.186347][ T32] r5:8517a400 r4:829189bc [ 1330.186367][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.186407][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.186497][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eac79e08 [ 1330.186551][ T32] r4:00000000 [ 1330.186601][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1330.186704][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1330.186746][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1330.186788][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84af12c0 [ 1330.186809][ T32] r4:00000000 [ 1330.186828][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1330.186867][ T32] r9:83018205 r8:8517a400 r7:00000000 r6:83018200 r5:00001000 r4:7f037000 [ 1330.186888][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1330.186926][ T32] r5:00001000 r4:e00b1000 [ 1330.186944][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1330.186997][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.187039][ T32] r5:8508238c r4:85082000 [ 1330.187070][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1330.187141][ T32] r7:ddde2d40 r6:83018200 r5:8508238c r4:8511d480 [ 1330.187164][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1330.187208][ T32] r10:61c88647 r9:8517a400 r8:8511d4ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1330.187230][ T32] r4:8511d480 [ 1330.187249][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1330.187311][ T32] r10:00000000 r9:8511d480 r8:8027ecf4 r7:eac65e60 r6:8511d500 r5:8517a400 [ 1330.187341][ T32] r4:00000001 [ 1330.187361][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.187395][ T32] Exception stack(0xeac79fb0 to 0xeac79ff8) [ 1330.187421][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1330.187548][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.187655][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.187792][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1330.187838][ T32] r4:84af1a40 [ 1330.188392][ T32] INFO: task kworker/1:120:4239 is blocked on a mutex likely owned by task kworker/0:314:3957. [ 1330.188434][ T32] task:kworker/0:314 state:R running task stack:0 pid:3957 tgid:3957 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.188583][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.188884][ T32] Call trace: [ 1330.189095][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) ** 3 printk messages dropped ** [ 1330.189343][ T32] Exception stack(0xe08cdd20 to 0xe08cdd68) ** 7 printk messages dropped ** [ 1330.189921][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08cddc0 r5:e08cde08 ** 7 printk messages dropped ** [ 1330.190443][ T32] r5:00001000 r4:e06d3000 ** 7 printk messages dropped ** [ 1330.201605][ T32] r4:84b0bc80 ** 5 printk messages dropped ** [ 1330.201798][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1330.202110][ T32] task:kworker/1:121 state:D stack:0 pid:4240 tgid:4240 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1330.202525][ T32] r5:8517c800 r4:829189bc [ 1330.202592][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 5 printk messages dropped ** [ 1330.202876][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) ** 8 printk messages dropped ** [ 1330.203311][ T32] r5:8508278c r4:85082400 ** 6 printk messages dropped ** [ 1330.203561][ T32] r10:00000000 r9:8511d580 r8:8027ecf4 r7:eac79e60 r6:8511d600 r5:8517c800 ** 9 printk messages dropped ** [ 1330.204431][ T32] task:kworker/0:314 state:R running task stack:0 pid:3957 tgid:3957 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 14 printk messages dropped ** [ 1330.205166][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08cddc0 r5:e08cde08 ** 9 printk messages dropped ** [ 1330.205456][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1330.205774][ T32] r4:00000001 ** 2 printk messages dropped ** [ 1330.205850][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1330.205878][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.205903][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.205942][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1330.205977][ T32] r4:850d97c0 [ 1330.206000][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.206029][ T32] INFO: task kworker/1:122:4242 blocked for more than 456 seconds. [ 1330.206056][ T32] Not tainted 6.15.0-syzkaller #0 [ 1330.206079][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.206100][ T32] task:kworker/1:122 state:D stack:0 pid:4242 tgid:4242 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.206144][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.206197][ T32] Call trace: [ 1330.206227][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1330.206284][ T32] r10:829189c0 r9:eac81d84 r8:00000002 r7:60000113 r6:eac81d8c r5:8517e000 [ 1330.206310][ T32] r4:8517e000 [ 1330.206344][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1330.206387][ T32] r5:8517e000 r4:829189bc [ 1330.206407][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.206446][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.206490][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eac81e08 [ 1330.206513][ T32] r4:00000000 [ 1330.206532][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1330.206569][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1330.206605][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1330.206646][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847d1580 [ 1330.206694][ T32] r4:00000000 [ 1330.206728][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1330.206772][ T32] r9:83018205 r8:8517e000 r7:00000000 r6:83018200 r5:00001000 r4:7f06d000 [ 1330.206792][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1330.206831][ T32] r5:00001000 r4:e01b7000 [ 1330.206853][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1330.207046][ T32] r7:ddde2d40 r6:83018200 r5:85082b8c r4:8511d680 ** 7 printk messages dropped ** [ 1330.207415][ T32] Exception stack(0xeac81fb0 to 0xeac81ff8) ** 6 printk messages dropped ** [ 1330.208091][ T32] task:kworker/0:314 state:R running task stack:0 pid:3957 tgid:3957 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 15 printk messages dropped ** [ 1330.209129][ T32] r4:e08cddc0 ** 5 printk messages dropped ** [ 1330.209441][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) ** 9 printk messages dropped ** [ 1330.209948][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) ** 9 printk messages dropped ** [ 1330.210210][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 10 printk messages dropped ** [ 1330.236453][ T32] r5:8517bc00 r4:829189bc [ 1330.236486][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1330.236673][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1330.236943][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1330.237152][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1330.237609][ T32] Exception stack(0xeac89fb0 to 0xeac89ff8) ** 6 printk messages dropped ** [ 1330.238727][ T32] task:kworker/0:314 state:R running task stack:0 pid:3957 tgid:3957 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 15 printk messages dropped ** [ 1330.239353][ T32] r4:e08cddc0 ** 4 printk messages dropped ** [ 1330.239574][ T32] r9:83018005 r8:84b7a400 r7:00000000 r6:83018000 r5:00001000 r4:7f09b000 ** 6 printk messages dropped ** [ 1330.239794][ T32] r7:dddced40 r6:83018000 r5:85073f8c r4:84b0bc80 ** 8 printk messages dropped ** [ 1330.240125][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1330.240461][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1330.253942][ T32] r5:8517ec00 r4:829189bc [ 1330.253966][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 4 printk messages dropped ** [ 1330.254154][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) ** 1 printk messages dropped ** [ 1330.254253][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85025140 [ 1330.254347][ T32] r4:00000000 [ 1330.254372][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1330.254418][ T32] r9:83018205 r8:8517ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f06f000 [ 1330.254440][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1330.254481][ T32] r5:00001000 r4:e04d7000 [ 1330.254513][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1330.254558][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.254597][ T32] r5:85082f8c r4:85082c00 [ 1330.254616][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1330.254658][ T32] r7:ddde2d40 r6:83018200 r5:85082f8c r4:8511d800 [ 1330.254678][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1330.254848][ T32] r10:61c88647 r9:8517ec00 r8:8511d82c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1330.254888][ T32] r4:8511d800 [ 1330.254912][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1330.254957][ T32] r10:00000000 r9:8511d800 r8:8027ecf4 r7:eac81e60 r6:8511d880 r5:8517ec00 [ 1330.254978][ T32] r4:00000001 [ 1330.254997][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.255036][ T32] Exception stack(0xeac85fb0 to 0xeac85ff8) [ 1330.255066][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1330.255094][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.255151][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.255183][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1330.255206][ T32] r4:85025080 [ 1330.255744][ T32] INFO: task kworker/1:123:4248 is blocked on a mutex likely owned by task kworker/0:314:3957. [ 1330.255784][ T32] task:kworker/0:314 state:R running task stack:0 pid:3957 tgid:3957 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.255926][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.255983][ T32] Call trace: [ 1330.256091][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1330.256149][ T32] r10:8280c9b4 r9:84b7a400 r8:80200be4 r7:e08cdd54 r6:ffffffff r5:84b7a400 [ 1330.256191][ T32] r4:00000000 [ 1330.256216][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.256256][ T32] Exception stack(0xe08cdd20 to 0xe08cdd68) [ 1330.256284][ T32] dd20: 7fd7a000 e069b000 00000001 80239b98 7f323000 00000001 82ac11c4 82ac05a0 [ 1330.256326][ T32] dd40: 7f323000 e069b000 8280c9b4 e08cdd9c e08cdda0 e08cdd70 80230ad4 80239bb0 [ 1330.256372][ T32] dd60: 90050013 ffffffff [ 1330.256419][ T32] r5:90050013 r4:80239bb0 [ 1330.256444][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1330.256487][ T32] r4:82ac11e4 [ 1330.256508][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.256549][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08cddc0 r5:e08cde08 [ 1330.256570][ T32] r4:e08cddc0 [ 1330.256590][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1330.256643][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9a40 [ 1330.256673][ T32] r4:00000000 [ 1330.256692][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1330.256736][ T32] r9:83018005 r8:84b7a400 r7:00000000 r6:83018000 r5:00001000 r4:7f09b000 [ 1330.256757][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1330.256822][ T32] r5:00001000 r4:e06d3000 [ 1330.256848][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1330.256888][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.256936][ T32] r5:85073f8c r4:85073c00 [ 1330.256955][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1330.257024][ T32] r7:dddced40 r6:83018000 r5:85073f8c r4:84b0bc80 [ 1330.257049][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1330.257096][ T32] r10:61c88647 r9:84b7a400 r8:84b0bcac r7:82804d40 r6:dddced40 r5:dddced60 [ 1330.257117][ T32] r4:84b0bc80 [ 1330.257135][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1330.257266][ T32] r10:00000000 r9:84b0bc80 r8:8027ecf4 r7:e08b1e60 r6:85024480 r5:84b7a400 [ 1330.257293][ T32] r4:00000001 [ 1330.257313][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.257354][ T32] Exception stack(0xe08cdfb0 to 0xe08cdff8) [ 1330.257381][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1330.257595][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 7 printk messages dropped ** [ 1330.258033][ T32] r5:8517b000 r4:829189bc [ 1330.258056][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 1 printk messages dropped ** [ 1330.258145][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eac75e08 ** 8 printk messages dropped ** [ 1330.258521][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) ** 7 printk messages dropped ** [ 1330.258809][ T32] r10:61c88647 r9:8517b000 r8:8511d92c r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 8 printk messages dropped ** [ 1330.259145][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 10 printk messages dropped ** [ 1330.260028][ T32] Exception stack(0xe08cdd20 to 0xe08cdd68) ** 8 printk messages dropped ** [ 1330.260287][ T32] r4:e08cddc0 ** 2 printk messages dropped ** [ 1330.260421][ T32] r4:00000000 ** 7 printk messages dropped ** [ 1330.285392][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) ** 10 printk messages dropped ** [ 1330.286001][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1330.286446][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1330.286814][ T32] r5:851c8c00 r4:829189bc [ 1330.286993][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1330.287189][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1330.287445][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850254c0 ** 9 printk messages dropped ** [ 1330.288004][ T32] r7:ddde2d40 r6:83018200 r5:8508378c r4:8511da00 ** 7 printk messages dropped ** [ 1330.288567][ T32] Exception stack(0xeac99fb0 to 0xeac99ff8) ** 6 printk messages dropped ** [ 1330.289362][ T32] task:kworker/0:314 state:R running task stack:0 pid:3957 tgid:3957 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 4 printk messages dropped ** [ 1330.289695][ T32] r4:00000000 [ 1330.289714][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.289753][ T32] Exception stack(0xe08cdd20 to 0xe08cdd68) [ 1330.289784][ T32] dd20: 7ff8f000 e069b000 00000001 80239b98 7f323000 00000001 82ac11c4 82ac05a0 [ 1330.289812][ T32] dd40: 7f323000 e069b000 8280c9b4 e08cdd9c e08cdda0 e08cdd70 80230ad4 80239bb0 [ 1330.289859][ T32] dd60: 90050013 ffffffff [ 1330.290023][ T32] r5:90050013 r4:80239bb0 [ 1330.290062][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1330.290112][ T32] r4:82ac11e4 [ 1330.290132][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.290173][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08cddc0 r5:e08cde08 [ 1330.290326][ T32] r4:e08cddc0 [ 1330.290359][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1330.290444][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9a40 [ 1330.290540][ T32] r4:00000000 [ 1330.303589][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1330.303863][ T32] r9:83018005 r8:84b7a400 r7:00000000 r6:83018000 r5:00001000 r4:7f09b000 [ 1330.303968][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1330.304056][ T32] r5:00001000 r4:e06d3000 [ 1330.304093][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1330.304160][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.304205][ T32] r5:85073f8c r4:85073c00 [ 1330.304237][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1330.304285][ T32] r7:dddced40 r6:83018000 r5:85073f8c r4:84b0bc80 [ 1330.304305][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1330.304362][ T32] r10:61c88647 r9:84b7a400 r8:84b0bcac r7:82804d40 r6:dddced40 r5:dddced60 [ 1330.304455][ T32] r4:84b0bc80 [ 1330.304566][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1330.304627][ T32] r10:00000000 r9:84b0bc80 r8:8027ecf4 r7:e08b1e60 r6:85024480 r5:84b7a400 [ 1330.304650][ T32] r4:00000001 [ 1330.304669][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.304704][ T32] Exception stack(0xe08cdfb0 to 0xe08cdff8) [ 1330.304758][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1330.304791][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.304939][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.304975][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1330.305025][ T32] r4:850d97c0 [ 1330.305053][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.305099][ T32] INFO: task kworker/1:126:4254 blocked for more than 456 seconds. [ 1330.305147][ T32] Not tainted 6.15.0-syzkaller #0 [ 1330.305175][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.305314][ T32] task:kworker/1:126 state:D stack:0 pid:4254 tgid:4254 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.305519][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.305569][ T32] Call trace: [ 1330.305600][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1330.305648][ T32] r10:829189c0 r9:eaca1d84 r8:00000002 r7:60000113 r6:eaca1d8c r5:851cd400 [ 1330.305696][ T32] r4:851cd400 [ 1330.305720][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1330.305782][ T32] r5:851cd400 r4:829189bc [ 1330.305805][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.305866][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.305914][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaca1e08 [ 1330.305936][ T32] r4:00000000 [ 1330.305980][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1330.306022][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1330.306165][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1330.306212][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85025600 [ 1330.306251][ T32] r4:00000000 [ 1330.306293][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1330.306345][ T32] r9:83018205 r8:851cd400 r7:00000000 r6:83018200 r5:00001000 r4:7f075000 [ 1330.306367][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1330.306406][ T32] r5:00001000 r4:e05df000 [ 1330.306426][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1330.306518][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.306565][ T32] r5:85083b8c r4:85083800 [ 1330.306595][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1330.306667][ T32] r7:ddde2d40 r6:83018200 r5:85083b8c r4:8511da80 [ 1330.306691][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1330.306738][ T32] r10:61c88647 r9:851cd400 r8:8511daac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1330.306759][ T32] r4:8511da80 [ 1330.306777][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1330.306818][ T32] r10:00000000 r9:8511da80 r8:8027ecf4 r7:eac99e60 r6:84ae3780 r5:851cd400 [ 1330.306875][ T32] r4:00000001 [ 1330.306952][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.306996][ T32] Exception stack(0xeaca1fb0 to 0xeaca1ff8) [ 1330.307023][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1330.307052][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.307092][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1330.308122][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1330.308776][ T32] dd60: 90050013 ffffffff ** 5 printk messages dropped ** [ 1330.309108][ T32] r4:e08cddc0 ** 5 printk messages dropped ** [ 1330.309328][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) ** 9 printk messages dropped ** [ 1330.309799][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) ** 9 printk messages dropped ** [ 1330.310096][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 3 printk messages dropped ** [ 1330.310221][ T32] task:kworker/1:127 state:D stack:0 pid:4256 tgid:4256 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.310310][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.310360][ T32] Call trace: [ 1330.310445][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1330.310552][ T32] r10:829189c0 r9:eaca5d84 r8:00000002 r7:60000113 r6:eaca5d8c r5:851cec00 [ 1330.341178][ T32] r4:851cec00 [ 1330.341254][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1330.341372][ T32] r5:851cec00 r4:829189bc [ 1330.341398][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.341444][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.341540][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaca5e08 [ 1330.341567][ T32] r4:00000000 [ 1330.341587][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1330.341652][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1330.341697][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1330.341756][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85025700 [ 1330.341832][ T32] r4:00000000 [ 1330.341929][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1330.341980][ T32] r9:83018205 r8:851cec00 r7:00000000 r6:83018200 r5:00001000 r4:7f077000 [ 1330.342003][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1330.342045][ T32] r5:00001000 r4:e060d000 [ 1330.342065][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1330.342136][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.342181][ T32] r5:85083f8c r4:85083c00 [ 1330.342202][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1330.342247][ T32] r7:ddde2d40 r6:83018200 r5:85083f8c r4:8511db00 [ 1330.342281][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1330.342330][ T32] r10:61c88647 r9:851cec00 r8:8511db2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1330.342360][ T32] r4:8511db00 [ 1330.342380][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1330.342442][ T32] r10:00000000 r9:8511db00 r8:8027ecf4 r7:eaca1e60 r6:84ae3800 r5:851cec00 [ 1330.342467][ T32] r4:00000001 [ 1330.342486][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.342522][ T32] Exception stack(0xeaca5fb0 to 0xeaca5ff8) [ 1330.342577][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1330.342610][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.342636][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.342664][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1330.342686][ T32] r4:85025480 [ 1330.343260][ T32] INFO: task kworker/1:127:4256 is blocked on a mutex likely owned by task kworker/0:314:3957. [ 1330.343303][ T32] task:kworker/0:314 state:R running task stack:0 pid:3957 tgid:3957 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.343487][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1330.343757][ T32] Exception stack(0xe08cdd20 to 0xe08cdd68) ** 7 printk messages dropped ** [ 1330.344163][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08cddc0 r5:e08cde08 ** 7 printk messages dropped ** [ 1330.344488][ T32] r5:00001000 r4:e06d3000 ** 6 printk messages dropped ** [ 1330.344712][ T32] r10:61c88647 r9:84b7a400 r8:84b0bcac r7:82804d40 r6:dddced40 r5:dddced60 ** 12 printk messages dropped ** [ 1330.346261][ T32] INFO: task kworker/1:128:4257 blocked for more than 456 seconds. ** 7 printk messages dropped ** [ 1330.347136][ T32] r4:84638000 ** 1 printk messages dropped ** [ 1330.347204][ T32] r5:84638000 r4:829189bc [ 1330.347223][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1330.347368][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1330.347664][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1330.348385][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 11 printk messages dropped ** [ 1330.348807][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1330.350240][ T32] Call trace: ** 7 printk messages dropped ** [ 1330.371847][ T32] dd60: 80050013 ffffffff ** 5 printk messages dropped ** [ 1330.372087][ T32] r4:e08cddc0 ** 5 printk messages dropped ** [ 1330.372314][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) ** 10 printk messages dropped ** [ 1330.372779][ T32] r10:00000000 r9:84b0bc80 r8:8027ecf4 r7:e08b1e60 r6:85024480 r5:84b7a400 ** 9 printk messages dropped ** [ 1330.373189][ T32] INFO: task kworker/1:129:4258 blocked for more than 456 seconds. ** 9 printk messages dropped ** [ 1330.373681][ T32] r5:84638c00 r4:829189bc [ 1330.373729][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1330.373842][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1330.373932][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) ** 10 printk messages dropped ** [ 1330.374520][ T32] r7:ddde2d40 r6:83018200 r5:84804f8c r4:8511dc00 ** 8 printk messages dropped ** [ 1330.374895][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1330.375773][ T32] Call trace: ** 8 printk messages dropped ** [ 1330.376106][ T32] r5:80050013 r4:80239bb0 [ 1330.376127][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1330.376172][ T32] r4:82ac11e4 [ 1330.376192][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.376233][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08cddc0 r5:e08cde08 [ 1330.376280][ T32] r4:e08cddc0 [ 1330.376303][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1330.376350][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9a40 [ 1330.376372][ T32] r4:00000000 [ 1330.376390][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1330.376431][ T32] r9:83018005 r8:84b7a400 r7:00000000 r6:83018000 r5:00001000 r4:7f09b000 [ 1330.376452][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1330.376492][ T32] r5:00001000 r4:e06d3000 [ 1330.376511][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1330.376551][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.376588][ T32] r5:85073f8c r4:85073c00 [ 1330.376607][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1330.376664][ T32] r7:dddced40 r6:83018000 r5:85073f8c r4:84b0bc80 [ 1330.376688][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1330.376733][ T32] r10:61c88647 r9:84b7a400 r8:84b0bcac r7:82804d40 r6:dddced40 r5:dddced60 [ 1330.376779][ T32] r4:84b0bc80 [ 1330.376802][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1330.376846][ T32] r10:00000000 r9:84b0bc80 r8:8027ecf4 r7:e08b1e60 r6:85024480 r5:84b7a400 [ 1330.376892][ T32] r4:00000001 [ 1330.376939][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.377000][ T32] Exception stack(0xe08cdfb0 to 0xe08cdff8) [ 1330.377049][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1330.377081][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.377124][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.377162][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1330.377234][ T32] r4:850d97c0 [ 1330.377258][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.377291][ T32] INFO: task kworker/1:130:4261 blocked for more than 456 seconds. [ 1330.377355][ T32] Not tainted 6.15.0-syzkaller #0 [ 1330.377407][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.377433][ T32] task:kworker/1:130 state:D stack:0 pid:4261 tgid:4261 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.377486][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.377528][ T32] Call trace: [ 1330.377607][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1330.377656][ T32] r10:829189c0 r9:eacb5d84 r8:00000002 r7:60000013 r6:eacb5d8c r5:8463a400 [ 1330.377678][ T32] r4:8463a400 [ 1330.377732][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1330.377775][ T32] r5:8463a400 r4:829189bc [ 1330.377794][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.377832][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.377901][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eacb5e08 [ 1330.377926][ T32] r4:00000000 [ 1330.377945][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1330.377982][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1330.378053][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1330.378102][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850fc180 [ 1330.378156][ T32] r4:00000000 [ 1330.378187][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1330.378256][ T32] r9:83018205 r8:8463a400 r7:00000000 r6:83018200 r5:00001000 r4:7f0b9000 [ 1330.378280][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1330.378318][ T32] r5:00001000 r4:ead77000 [ 1330.378343][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1330.378425][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.378467][ T32] r5:85094f8c r4:85094c00 [ 1330.378485][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1330.378527][ T32] r7:ddde2d40 r6:83018200 r5:85094f8c r4:8511dc80 [ 1330.378548][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1330.378592][ T32] r10:61c88647 r9:8463a400 r8:8511dcac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1330.378640][ T32] r4:8511dc80 [ 1330.378663][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1330.378706][ T32] r10:00000000 r9:8511dc80 r8:8027ecf4 r7:eaca9e60 r6:84ae3980 r5:8463a400 [ 1330.378727][ T32] r4:00000001 [ 1330.378745][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.378778][ T32] Exception stack(0xeacb5fb0 to 0xeacb5ff8) [ 1330.378803][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1330.378831][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.378881][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.378913][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1330.378935][ T32] r4:85025980 [ 1330.379349][ T32] INFO: task kworker/1:130:4261 is blocked on a mutex likely owned by task kworker/0:314:3957. [ 1330.379410][ T32] task:kworker/0:314 state:R running task stack:0 pid:3957 tgid:3957 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.379470][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.379574][ T32] Call trace: [ 1330.379616][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1330.379670][ T32] r10:8280c9b4 r9:84b7a400 r8:80200be4 r7:e08cdd54 r6:ffffffff r5:84b7a400 ** 8 printk messages dropped ** [ 1330.379924][ T32] r4:82ac11e4 ** 2 printk messages dropped ** [ 1330.380014][ T32] r4:e08cddc0 ** 6 printk messages dropped ** [ 1330.399845][ T32] r5:00001000 r4:e06d3000 ** 6 printk messages dropped ** [ 1330.400277][ T32] r10:61c88647 r9:84b7a400 r8:84b0bcac r7:82804d40 r6:dddced40 r5:dddced60 ** 9 printk messages dropped ** [ 1330.401191][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 9 printk messages dropped ** [ 1330.401668][ T32] r10:829189c0 r9:eacb9d84 r8:00000002 r7:60000013 r6:eacb9d8c r5:8463b000 ** 2 printk messages dropped ** [ 1330.401782][ T32] r5:8463b000 r4:829189bc ** 2 printk messages dropped ** [ 1330.401886][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eacb9e08 ** 8 printk messages dropped ** [ 1330.402165][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 1330.403152][ T32] r4:8511dd00 ** 6 printk messages dropped ** [ 1330.403374][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.403580][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.403611][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1330.403645][ T32] r4:85025980 [ 1330.404169][ T32] INFO: task kworker/1:131:4262 is blocked on a mutex likely owned by task kworker/0:314:3957. [ 1330.404207][ T32] task:kworker/0:314 state:R running task stack:0 pid:3957 tgid:3957 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.404307][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.404483][ T32] Call trace: [ 1330.404518][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1330.404569][ T32] r10:8280c9b4 r9:84b7a400 r8:80200be4 r7:e08cdd54 r6:ffffffff r5:84b7a400 [ 1330.404591][ T32] r4:00000000 [ 1330.404611][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.404649][ T32] Exception stack(0xe08cdd20 to 0xe08cdd68) [ 1330.404677][ T32] dd20: 808ee000 e069b000 00000001 80239b98 7f323000 00000001 82ac11c4 82ac05a0 [ 1330.404731][ T32] dd40: 7f323000 e069b000 8280c9b4 e08cdd9c e08cdda0 e08cdd70 80230ad4 80239bb0 [ 1330.404794][ T32] dd60: 80050013 ffffffff [ 1330.404820][ T32] r5:80050013 r4:80239bb0 [ 1330.404841][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1330.404896][ T32] r4:82ac11e4 [ 1330.404917][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.404958][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08cddc0 r5:e08cde08 [ 1330.404982][ T32] r4:e08cddc0 [ 1330.405002][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1330.405042][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9a40 [ 1330.405063][ T32] r4:00000000 [ 1330.405082][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1330.405177][ T32] r9:83018005 r8:84b7a400 r7:00000000 r6:83018000 r5:00001000 r4:7f09b000 [ 1330.405203][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1330.405270][ T32] r5:00001000 r4:e06d3000 [ 1330.405293][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1330.405335][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.405405][ T32] r5:85073f8c r4:85073c00 [ 1330.405428][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1330.405472][ T32] r7:dddced40 r6:83018000 r5:85073f8c r4:84b0bc80 [ 1330.405492][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1330.405535][ T32] r10:61c88647 r9:84b7a400 r8:84b0bcac r7:82804d40 r6:dddced40 r5:dddced60 [ 1330.405563][ T32] r4:84b0bc80 [ 1330.405583][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1330.405642][ T32] r10:00000000 r9:84b0bc80 r8:8027ecf4 r7:e08b1e60 r6:85024480 r5:84b7a400 [ 1330.405678][ T32] r4:00000001 [ 1330.405698][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 5 printk messages dropped ** [ 1330.405967][ T32] r4:850d97c0 ** 5 printk messages dropped ** [ 1330.406190][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1330.406470][ T32] r5:84639800 r4:829189bc [ 1330.406489][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 1 printk messages dropped ** [ 1330.406573][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eacc1e08 ** 8 printk messages dropped ** [ 1330.406857][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 1330.407238][ T32] r4:8511dd80 ** 5 printk messages dropped ** [ 1330.407475][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1330.408300][ T32] Workqueue: events bpf_prog_free_deferred ** 9 printk messages dropped ** [ 1330.408703][ T32] r5:80050013 r4:80239bb0 ** 4 printk messages dropped ** [ 1330.408985][ T32] r4:e08cddc0 ** 4 printk messages dropped ** [ 1330.409173][ T32] r9:83018005 r8:84b7a400 r7:00000000 r6:83018000 r5:00001000 r4:7f09b000 ** 9 printk messages dropped ** [ 1330.409598][ T32] r4:84b0bc80 ** 6 printk messages dropped ** [ 1330.409819][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1330.410157][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1330.410595][ T32] r5:8463bc00 r4:829189bc [ 1330.438811][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 4 printk messages dropped ** [ 1330.439033][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1330.439461][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1330.439800][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1330.440046][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1330.454175][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) ** 12 printk messages dropped ** [ 1330.454778][ T32] r4:e08cddc0 ** 4 printk messages dropped ** [ 1330.454940][ T32] r9:83018005 r8:84b7a400 r7:00000000 r6:83018000 r5:00001000 r4:7f09b000 ** 9 printk messages dropped ** [ 1330.455335][ T32] r4:84b0bc80 ** 6 printk messages dropped ** [ 1330.455592][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.455626][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.455657][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1330.455678][ T32] r4:850d97c0 [ 1330.455720][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.455765][ T32] INFO: task kworker/1:134:4268 blocked for more than 456 seconds. [ 1330.455817][ T32] Not tainted 6.15.0-syzkaller #0 [ 1330.455847][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.455868][ T32] task:kworker/1:134 state:D stack:0 pid:4268 tgid:4268 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.455937][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.455998][ T32] Call trace: [ 1330.456032][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1330.456077][ T32] r10:829189c0 r9:eacd1d84 r8:00000002 r7:60000013 r6:eacd1d8c r5:8463c800 [ 1330.456100][ T32] r4:8463c800 [ 1330.456142][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1330.456206][ T32] r5:8463c800 r4:829189bc [ 1330.456245][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.456297][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.456350][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eacd1e08 [ 1330.456381][ T32] r4:00000000 [ 1330.456402][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1330.456440][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1330.456501][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1330.456608][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85025f40 [ 1330.456634][ T32] r4:00000000 [ 1330.456652][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1330.456692][ T32] r9:83018205 r8:8463c800 r7:00000000 r6:83018200 r5:00001000 r4:7f083000 [ 1330.456715][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1330.456763][ T32] r5:00001000 r4:e087f000 [ 1330.456786][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1330.456825][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.456885][ T32] r5:85090f8c r4:85090c00 [ 1330.456955][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1330.457001][ T32] r7:ddde2d40 r6:83018200 r5:85090f8c r4:8511de80 [ 1330.457021][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1330.457064][ T32] r10:61c88647 r9:8463c800 r8:8511deac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1330.457101][ T32] r4:8511de80 [ 1330.457124][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1330.457167][ T32] r10:00000000 r9:8511de80 r8:8027ecf4 r7:eacb5e60 r6:84ae3b80 r5:8463c800 [ 1330.457189][ T32] r4:00000001 [ 1330.457207][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.457239][ T32] Exception stack(0xeacd1fb0 to 0xeacd1ff8) [ 1330.457264][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1330.457292][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.457342][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.457374][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1330.457395][ T32] r4:85025b40 [ 1330.457952][ T32] INFO: task kworker/1:134:4268 is blocked on a mutex likely owned by task kworker/0:314:3957. [ 1330.457990][ T32] task:kworker/0:314 state:R running task stack:0 pid:3957 tgid:3957 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.458107][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.458199][ T32] Call trace: [ 1330.458253][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1330.458303][ T32] r10:8280c9b4 r9:84b7a400 r8:80200be4 r7:e08cdd54 r6:ffffffff r5:84b7a400 [ 1330.458335][ T32] r4:00000000 [ 1330.458362][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.458423][ T32] Exception stack(0xe08cdd20 to 0xe08cdd68) [ 1330.458473][ T32] dd20: 814b8000 e069b000 00000001 80239b98 7f323000 00000001 82ac11c4 82ac05a0 [ 1330.458515][ T32] dd40: 7f323000 e069b000 8280c9b4 e08cdd9c e08cdda0 e08cdd70 80230ad4 80239bb0 [ 1330.458542][ T32] dd60: 80050013 ffffffff [ 1330.458565][ T32] r5:80050013 r4:80239bb0 [ 1330.458584][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1330.458657][ T32] r4:82ac11e4 [ 1330.458682][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.458724][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08cddc0 r5:e08cde08 [ 1330.458745][ T32] r4:e08cddc0 [ 1330.458763][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1330.458803][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9a40 [ 1330.458824][ T32] r4:00000000 [ 1330.458862][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1330.458929][ T32] r9:83018005 r8:84b7a400 r7:00000000 r6:83018000 r5:00001000 r4:7f09b000 [ 1330.458953][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1330.458994][ T32] r5:00001000 r4:e06d3000 [ 1330.459033][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1330.459100][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.459163][ T32] r5:85073f8c r4:85073c00 [ 1330.459183][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1330.459224][ T32] r7:dddced40 r6:83018000 r5:85073f8c r4:84b0bc80 [ 1330.459244][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1330.459319][ T32] r10:61c88647 r9:84b7a400 r8:84b0bcac r7:82804d40 r6:dddced40 r5:dddced60 [ 1330.459349][ T32] r4:84b0bc80 [ 1330.459369][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1330.459412][ T32] r10:00000000 r9:84b0bc80 r8:8027ecf4 r7:e08b1e60 r6:85024480 r5:84b7a400 [ 1330.459459][ T32] r4:00000001 [ 1330.459481][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.459515][ T32] Exception stack(0xe08cdfb0 to 0xe08cdff8) [ 1330.459543][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1330.459570][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.459595][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.459623][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1330.459666][ T32] r4:850d97c0 [ 1330.459690][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.459715][ T32] INFO: task kworker/1:135:4270 blocked for more than 456 seconds. [ 1330.459743][ T32] Not tainted 6.15.0-syzkaller #0 [ 1330.459788][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.459812][ T32] task:kworker/1:135 state:D stack:0 pid:4270 tgid:4270 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.459885][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.459928][ T32] Call trace: [ 1330.459967][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1330.460035][ T32] r10:829189c0 r9:eacd9d84 r8:00000002 r7:60000113 r6:eacd9d8c r5:8463ec00 ** 2 printk messages dropped ** [ 1330.460144][ T32] r5:8463ec00 r4:829189bc [ 1330.460178][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.460229][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.460276][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eacd9e08 [ 1330.460299][ T32] r4:00000000 [ 1330.460317][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1330.460364][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1330.460401][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1330.460442][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85112340 [ 1330.460462][ T32] r4:00000000 [ 1330.460480][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1330.460518][ T32] r9:83018205 r8:8463ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f085000 [ 1330.471605][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1330.471734][ T32] r5:00001000 r4:e08d5000 [ 1330.471759][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1330.471801][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.471839][ T32] r5:8509138c r4:85091000 [ 1330.471881][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1330.471931][ T32] r7:ddde2d40 r6:83018200 r5:8509138c r4:8511df00 [ 1330.471952][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1330.472020][ T32] r10:61c88647 r9:8463ec00 r8:8511df2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1330.472047][ T32] r4:8511df00 [ 1330.472066][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1330.472112][ T32] r10:00000000 r9:8511df00 r8:8027ecf4 r7:eacb5e60 r6:84ae3c00 r5:8463ec00 [ 1330.472133][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1330.472298][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 14 printk messages dropped ** [ 1330.473643][ T32] dd60: 80050013 ffffffff [ 1330.473756][ T32] r5:80050013 r4:80239bb0 ** 3 printk messages dropped ** [ 1330.473905][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08cddc0 r5:e08cde08 ** 5 printk messages dropped ** [ 1330.474147][ T32] r9:83018005 r8:84b7a400 r7:00000000 r6:83018000 r5:00001000 r4:7f09b000 ** 8 printk messages dropped ** [ 1330.474591][ T32] r10:61c88647 r9:84b7a400 r8:84b0bcac r7:82804d40 r6:dddced40 r5:dddced60 ** 7 printk messages dropped ** [ 1330.474911][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1330.475236][ T32] task:kworker/1:136 state:D stack:0 pid:4272 tgid:4272 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1330.475679][ T32] r5:85008c00 r4:829189bc [ 1330.475721][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1330.475921][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1330.476046][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) ** 4 printk messages dropped ** [ 1330.476251][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) ** 7 printk messages dropped ** [ 1330.476611][ T32] r10:61c88647 r9:85008c00 r8:8511dfac r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 6 printk messages dropped ** [ 1330.476792][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1330.477493][ T32] Call trace: ** 6 printk messages dropped ** [ 1330.477782][ T32] dd40: 7f323000 e069b000 8280c9b4 e08cdd9c e08cdda0 e08cdd70 80230ad4 80239bb0 ** 9 printk messages dropped ** [ 1330.478125][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1330.478371][ T32] r5:00001000 r4:e06d3000 [ 1330.478416][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1330.478459][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.478497][ T32] r5:85073f8c r4:85073c00 [ 1330.478517][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1330.478558][ T32] r7:dddced40 r6:83018000 r5:85073f8c r4:84b0bc80 [ 1330.478600][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1330.478669][ T32] r10:61c88647 r9:84b7a400 r8:84b0bcac r7:82804d40 r6:dddced40 r5:dddced60 [ 1330.478695][ T32] r4:84b0bc80 [ 1330.478715][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1330.478761][ T32] r10:00000000 r9:84b0bc80 r8:8027ecf4 r7:e08b1e60 r6:85024480 r5:84b7a400 [ 1330.478784][ T32] r4:00000001 [ 1330.478826][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.478887][ T32] Exception stack(0xe08cdfb0 to 0xe08cdff8) [ 1330.478939][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1330.479004][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.479035][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.479064][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1330.479087][ T32] r4:850d97c0 [ 1330.479167][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.479221][ T32] INFO: task kworker/1:137:4274 blocked for more than 456 seconds. [ 1330.479253][ T32] Not tainted 6.15.0-syzkaller #0 [ 1330.479276][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.479296][ T32] task:kworker/1:137 state:D stack:0 pid:4274 tgid:4274 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.479371][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.479447][ T32] Call trace: [ 1330.479480][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1330.479525][ T32] r10:829189c0 r9:eace9d84 r8:00000002 r7:60000013 r6:eace9d8c r5:85008000 [ 1330.479549][ T32] r4:85008000 [ 1330.479568][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1330.479629][ T32] r5:85008000 r4:829189bc [ 1330.479653][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.479693][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.479738][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eace9e08 [ 1330.479760][ T32] r4:00000000 [ 1330.479780][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1330.479840][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1330.479881][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1330.479922][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84987980 [ 1330.479944][ T32] r4:00000000 [ 1330.479986][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1330.480030][ T32] r9:83018205 r8:85008000 r7:00000000 r6:83018200 r5:00001000 r4:7f089000 [ 1330.480080][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1330.480124][ T32] r5:00001000 r4:e4922000 [ 1330.480166][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1330.480231][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.480301][ T32] r5:85091b8c r4:85091800 [ 1330.480324][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1330.480392][ T32] r7:ddde2d40 r6:83018200 r5:85091b8c r4:8511b000 [ 1330.480417][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1330.480585][ T32] r10:61c88647 r9:85008000 r8:8511b02c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1330.503209][ T32] r4:8511b000 [ 1330.503265][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1330.503348][ T32] r10:00000000 r9:8511b000 r8:8027ecf4 r7:eacb5e60 r6:84ae3d00 r5:85008000 [ 1330.503375][ T32] r4:00000001 [ 1330.503409][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.503474][ T32] Exception stack(0xeace9fb0 to 0xeace9ff8) [ 1330.503593][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1330.503627][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.503656][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.503686][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 4 printk messages dropped ** [ 1330.504499][ T32] Call trace: ** 6 printk messages dropped ** [ 1330.504823][ T32] dd40: 7f323000 e069b000 8280c9b4 e08cdd9c e08cdda0 e08cdd70 80230ad4 80239bb0 ** 8 printk messages dropped ** [ 1330.505197][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9a40 ** 8 printk messages dropped ** [ 1330.505640][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) ** 9 printk messages dropped ** [ 1330.506064][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1330.506383][ T32] task:kworker/1:138 state:D stack:0 pid:4276 tgid:4276 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1330.506787][ T32] r5:85009800 r4:829189bc ** 1 printk messages dropped ** [ 1330.506852][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) ** 7 printk messages dropped ** [ 1330.507215][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) ** 7 printk messages dropped ** [ 1330.507547][ T32] r7:ddde2d40 r6:83018200 r5:85091f8c r4:8511b080 ** 5 printk messages dropped ** [ 1330.507801][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1330.508015][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 3 printk messages dropped ** [ 1330.508584][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.508663][ T32] Call trace: [ 1330.508699][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1330.508770][ T32] r10:8280c9b4 r9:84b7a400 r8:80200be4 r7:e08cdd54 r6:ffffffff r5:84b7a400 [ 1330.508798][ T32] r4:00000000 [ 1330.508827][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.508871][ T32] Exception stack(0xe08cdd20 to 0xe08cdd68) [ 1330.508923][ T32] dd20: 81a05000 e069b000 00000001 80239b98 7f323000 00000001 82ac11c4 82ac05a0 [ 1330.508974][ T32] dd40: 7f323000 e069b000 8280c9b4 e08cdd9c e08cdda0 e08cdd70 80230ad4 80239bb0 [ 1330.509011][ T32] dd60: 80050013 ffffffff [ 1330.509037][ T32] r5:80050013 r4:80239bb0 [ 1330.509057][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1330.509118][ T32] r4:82ac11e4 [ 1330.509162][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.509207][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08cddc0 r5:e08cde08 [ 1330.509229][ T32] r4:e08cddc0 [ 1330.509257][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1330.509301][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9a40 [ 1330.509323][ T32] r4:00000000 [ 1330.509347][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1330.509390][ T32] r9:83018005 r8:84b7a400 r7:00000000 r6:83018000 r5:00001000 r4:7f09b000 [ 1330.509411][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1330.509482][ T32] r5:00001000 r4:e06d3000 [ 1330.509527][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1330.509568][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.509625][ T32] r5:85073f8c r4:85073c00 [ 1330.509647][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1330.509711][ T32] r7:dddced40 r6:83018000 r5:85073f8c r4:84b0bc80 [ 1330.509735][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1330.509801][ T32] r10:61c88647 r9:84b7a400 r8:84b0bcac r7:82804d40 r6:dddced40 r5:dddced60 [ 1330.509848][ T32] r4:84b0bc80 [ 1330.509870][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1330.509924][ T32] r10:00000000 r9:84b0bc80 r8:8027ecf4 r7:e08b1e60 r6:85024480 r5:84b7a400 [ 1330.509970][ T32] r4:00000001 [ 1330.510000][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.510058][ T32] Exception stack(0xe08cdfb0 to 0xe08cdff8) [ 1330.510102][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1330.510145][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.510173][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.510221][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1330.510246][ T32] r4:850d97c0 [ 1330.510267][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.510290][ T32] INFO: task kworker/1:139:4278 blocked for more than 456 seconds. [ 1330.510317][ T32] Not tainted 6.15.0-syzkaller #0 [ 1330.510377][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.510426][ T32] task:kworker/1:139 state:D stack:0 pid:4278 tgid:4278 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.510495][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.510588][ T32] Call trace: [ 1330.530244][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1330.530333][ T32] r10:829189c0 r9:eacf9d84 r8:00000002 r7:60000013 r6:eacf9d8c r5:8500bc00 [ 1330.530366][ T32] r4:8500bc00 [ 1330.530387][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1330.530450][ T32] r5:8500bc00 r4:829189bc [ 1330.530513][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.531009][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.531086][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eacf9e08 [ 1330.531110][ T32] r4:00000000 [ 1330.531164][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1330.531203][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1330.531243][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1330.531283][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85118340 [ 1330.531305][ T32] r4:00000000 [ 1330.531324][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1330.531374][ T32] r9:83018205 r8:8500bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f08d000 [ 1330.531396][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1330.531481][ T32] r5:00001000 r4:e898d000 [ 1330.531506][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1330.531545][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.531584][ T32] r5:8509238c r4:85092000 [ 1330.531645][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1330.531716][ T32] r7:ddde2d40 r6:83018200 r5:8509238c r4:8511b100 [ 1330.531741][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1330.531796][ T32] r10:61c88647 r9:8500bc00 r8:8511b12c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1330.531821][ T32] r4:8511b100 [ 1330.531849][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1330.531917][ T32] r10:00000000 r9:8511b100 r8:8027ecf4 r7:eacb5e60 r6:84ae3e00 r5:8500bc00 [ 1330.531944][ T32] r4:00000001 [ 1330.531972][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.532012][ T32] Exception stack(0xeacf9fb0 to 0xeacf9ff8) [ 1330.532054][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1330.532102][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.532130][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.532179][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1330.532226][ T32] r4:85118080 [ 1330.532771][ T32] INFO: task kworker/1:139:4278 is blocked on a mutex likely owned by task kworker/0:314:3957. ** 3 printk messages dropped ** [ 1330.533028][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) ** 11 printk messages dropped ** [ 1330.533441][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08cddc0 r5:e08cde08 ** 5 printk messages dropped ** [ 1330.533677][ T32] r9:83018005 r8:84b7a400 r7:00000000 r6:83018000 r5:00001000 r4:7f09b000 ** 8 printk messages dropped ** [ 1330.534036][ T32] r10:61c88647 r9:84b7a400 r8:84b0bcac r7:82804d40 r6:dddced40 r5:dddced60 ** 4 printk messages dropped ** [ 1330.534215][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.534269][ T32] Exception stack(0xe08cdfb0 to 0xe08cdff8) [ 1330.534298][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1330.534326][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.534361][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.534388][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1330.534410][ T32] r4:850d97c0 [ 1330.534431][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.534459][ T32] INFO: task kworker/1:140:4280 blocked for more than 457 seconds. [ 1330.534491][ T32] Not tainted 6.15.0-syzkaller #0 [ 1330.534536][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.534560][ T32] task:kworker/1:140 state:D stack:0 pid:4280 tgid:4280 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.534629][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.534668][ T32] Call trace: [ 1330.534697][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1330.534742][ T32] r10:829189c0 r9:ead01d84 r8:00000002 r7:60000013 r6:ead01d8c r5:8500b000 [ 1330.534763][ T32] r4:8500b000 [ 1330.534804][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1330.534847][ T32] r5:8500b000 r4:829189bc [ 1330.534866][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.534914][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.534962][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ead01e08 [ 1330.534998][ T32] r4:00000000 [ 1330.535029][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1330.535095][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1330.535183][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1330.535229][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85118240 [ 1330.535274][ T32] r4:00000000 [ 1330.535296][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1330.535363][ T32] r9:83018205 r8:8500b000 r7:00000000 r6:83018200 r5:00001000 r4:7f08f000 [ 1330.535388][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1330.535428][ T32] r5:00001000 r4:eab03000 [ 1330.535447][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1330.535484][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.535523][ T32] r5:8509278c r4:85092400 [ 1330.535564][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1330.535610][ T32] r7:ddde2d40 r6:83018200 r5:8509278c r4:8511b180 [ 1330.535630][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1330.535685][ T32] r10:61c88647 r9:8500b000 r8:8511b1ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1330.535718][ T32] r4:8511b180 ** 1 printk messages dropped ** [ 1330.535784][ T32] r10:00000000 r9:8511b180 r8:8027ecf4 r7:eacb5e60 r6:84ae3e80 r5:8500b000 ** 7 printk messages dropped ** [ 1330.536047][ T32] r4:851182c0 [ 1330.536442][ T32] INFO: task kworker/1:140:4280 is blocked on a mutex likely owned by task kworker/0:314:3957. [ 1330.536478][ T32] task:kworker/0:314 state:R running task stack:0 pid:3957 tgid:3957 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.536556][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.536627][ T32] Call trace: [ 1330.536657][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1330.536705][ T32] r10:8280c9b4 r9:84b7a400 r8:80200be4 r7:e08cdd54 r6:ffffffff r5:84b7a400 [ 1330.536737][ T32] r4:00000000 [ 1330.536759][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.536808][ T32] Exception stack(0xe08cdd20 to 0xe08cdd68) [ 1330.536840][ T32] dd20: 81fb2000 e069b000 00000001 80239b98 7f323000 00000001 82ac11c4 82ac05a0 [ 1330.536869][ T32] dd40: 7f323000 e069b000 8280c9b4 e08cdd9c e08cdda0 e08cdd70 80230ad4 80239bb0 [ 1330.536914][ T32] dd60: 80050013 ffffffff [ 1330.536940][ T32] r5:80050013 r4:80239bb0 [ 1330.536961][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1330.537001][ T32] r4:82ac11e4 [ 1330.537020][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.537060][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08cddc0 r5:e08cde08 [ 1330.537081][ T32] r4:e08cddc0 [ 1330.537109][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1330.537173][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9a40 [ 1330.537226][ T32] r4:00000000 [ 1330.537256][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1330.537300][ T32] r9:83018005 r8:84b7a400 r7:00000000 r6:83018000 r5:00001000 r4:7f09b000 [ 1330.537323][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1330.537375][ T32] r5:00001000 r4:e06d3000 [ 1330.537395][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1330.537454][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.537496][ T32] r5:85073f8c r4:85073c00 [ 1330.537515][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1330.537555][ T32] r7:dddced40 r6:83018000 r5:85073f8c r4:84b0bc80 [ 1330.537597][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1330.537645][ T32] r10:61c88647 r9:84b7a400 r8:84b0bcac r7:82804d40 r6:dddced40 r5:dddced60 [ 1330.537667][ T32] r4:84b0bc80 [ 1330.537685][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1330.537730][ T32] r10:00000000 r9:84b0bc80 r8:8027ecf4 r7:e08b1e60 r6:85024480 r5:84b7a400 [ 1330.537751][ T32] r4:00000001 [ 1330.537770][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.537803][ T32] Exception stack(0xe08cdfb0 to 0xe08cdff8) [ 1330.537827][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1330.537854][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.537890][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.537960][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1330.537994][ T32] r4:850d97c0 [ 1330.538025][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.538052][ T32] INFO: task kworker/1:141:4282 blocked for more than 457 seconds. ** 3 printk messages dropped ** [ 1330.538242][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1330.538586][ T32] r5:8500a400 r4:829189bc [ 1330.538609][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.538649][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.538702][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ead09e08 [ 1330.538727][ T32] r4:00000000 [ 1330.538746][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1330.538783][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1330.538839][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1330.538904][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85118540 [ 1330.538951][ T32] r4:00000000 [ 1330.538993][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1330.539036][ T32] r9:83018205 r8:8500a400 r7:00000000 r6:83018200 r5:00001000 r4:7f091000 [ 1330.539057][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1330.539095][ T32] r5:00001000 r4:eab15000 [ 1330.539151][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1330.539206][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.539249][ T32] r5:85092b8c r4:85092800 [ 1330.539289][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1330.539342][ T32] r7:ddde2d40 r6:83018200 r5:85092b8c r4:8511b200 [ 1330.539373][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1330.539418][ T32] r10:61c88647 r9:8500a400 r8:8511b22c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1330.539441][ T32] r4:8511b200 [ 1330.539459][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1330.539511][ T32] r10:00000000 r9:8511b200 r8:8027ecf4 r7:eacb5e60 r6:84ae3f00 r5:8500a400 [ 1330.539553][ T32] r4:00000001 [ 1330.539573][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.539607][ T32] Exception stack(0xead09fb0 to 0xead09ff8) [ 1330.539654][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1330.539707][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.539736][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.539764][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1330.539785][ T32] r4:85118480 [ 1330.540178][ T32] INFO: task kworker/1:141:4282 is blocked on a mutex likely owned by task kworker/0:314:3957. [ 1330.540229][ T32] task:kworker/0:314 state:R running task stack:0 pid:3957 tgid:3957 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.540287][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.540360][ T32] Call trace: [ 1330.540390][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1330.540438][ T32] r10:8280c9b4 r9:84b7a400 r8:80200be4 r7:e08cdd54 r6:ffffffff r5:84b7a400 [ 1330.540471][ T32] r4:00000000 [ 1330.540493][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.540596][ T32] Exception stack(0xe08cdd20 to 0xe08cdd68) [ 1330.571020][ T32] dd20: 82711000 e069b000 00000001 80239b98 7f323000 00000001 82ac11c4 82ac05a0 [ 1330.571073][ T32] dd40: 7f323000 e069b000 8280c9b4 e08cdd9c e08cdda0 e08cdd70 80230ad4 80239bb0 [ 1330.571098][ T32] dd60: 80050013 ffffffff [ 1330.571152][ T32] r5:80050013 r4:80239bb0 [ 1330.571180][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1330.571246][ T32] r4:82ac11e4 [ 1330.571290][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.571343][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08cddc0 r5:e08cde08 [ 1330.571367][ T32] r4:e08cddc0 [ 1330.571387][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1330.571431][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9a40 [ 1330.571453][ T32] r4:00000000 [ 1330.571493][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1330.571539][ T32] r9:83018005 r8:84b7a400 r7:00000000 r6:83018000 r5:00001000 r4:7f09b000 [ 1330.571581][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1330.571626][ T32] r5:00001000 r4:e06d3000 [ 1330.571655][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1330.571697][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.571744][ T32] r5:85073f8c r4:85073c00 [ 1330.571787][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1330.571834][ T32] r7:dddced40 r6:83018000 r5:85073f8c r4:84b0bc80 [ 1330.571855][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1330.571899][ T32] r10:61c88647 r9:84b7a400 r8:84b0bcac r7:82804d40 r6:dddced40 r5:dddced60 [ 1330.571919][ T32] r4:84b0bc80 [ 1330.571967][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1330.572015][ T32] r10:00000000 r9:84b0bc80 r8:8027ecf4 r7:e08b1e60 r6:85024480 r5:84b7a400 [ 1330.572073][ T32] r4:00000001 [ 1330.572120][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.572169][ T32] Exception stack(0xe08cdfb0 to 0xe08cdff8) [ 1330.572197][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 2 printk messages dropped ** [ 1330.572305][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 6 printk messages dropped ** [ 1330.572580][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1330.572832][ T32] r5:8500c800 r4:829189bc [ 1330.572872][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.572933][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) ** 1 printk messages dropped ** [ 1330.573000][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1330.573105][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) ** 8 printk messages dropped ** [ 1330.573531][ T32] r5:85092f8c r4:85092c00 ** 3 printk messages dropped ** [ 1330.573692][ T32] r10:61c88647 r9:8500c800 r8:8511b2ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 8 printk messages dropped ** [ 1330.573980][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.574006][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1330.574047][ T32] r4:85118680 [ 1330.574612][ T32] INFO: task kworker/1:142:4284 is blocked on a mutex likely owned by task kworker/0:314:3957. [ 1330.574655][ T32] task:kworker/0:314 state:R running task stack:0 pid:3957 tgid:3957 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.574742][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.574785][ T32] Call trace: [ 1330.574814][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1330.574861][ T32] r10:8280c9b4 r9:84b7a400 r8:80200be4 r7:e08cdd54 r6:ffffffff r5:84b7a400 [ 1330.574883][ T32] r4:00000000 [ 1330.574902][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.574939][ T32] Exception stack(0xe08cdd20 to 0xe08cdd68) [ 1330.574982][ T32] dd20: 82711000 e069b000 00000001 80239b98 7f323000 00000001 82ac11c4 82ac05a0 [ 1330.575015][ T32] dd40: 7f323000 e069b000 8280c9b4 e08cdd9c e08cdda0 e08cdd70 80230ad4 80239bb0 [ 1330.575038][ T32] dd60: 80050013 ffffffff [ 1330.575060][ T32] r5:80050013 r4:80239bb0 [ 1330.575093][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1330.575153][ T32] r4:82ac11e4 [ 1330.575173][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.575236][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08cddc0 r5:e08cde08 [ 1330.575291][ T32] r4:e08cddc0 [ 1330.575313][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1330.575360][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9a40 [ 1330.575404][ T32] r4:00000000 [ 1330.575448][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1330.575491][ T32] r9:83018005 r8:84b7a400 r7:00000000 r6:83018000 r5:00001000 r4:7f09b000 [ 1330.575533][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1330.575577][ T32] r5:00001000 r4:e06d3000 [ 1330.575597][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1330.575634][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.575680][ T32] r5:85073f8c r4:85073c00 [ 1330.575702][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1330.575753][ T32] r7:dddced40 r6:83018000 r5:85073f8c r4:84b0bc80 [ 1330.575784][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1330.575831][ T32] r10:61c88647 r9:84b7a400 r8:84b0bcac r7:82804d40 r6:dddced40 r5:dddced60 [ 1330.575853][ T32] r4:84b0bc80 [ 1330.575894][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1330.575949][ T32] r10:00000000 r9:84b0bc80 r8:8027ecf4 r7:e08b1e60 r6:85024480 r5:84b7a400 [ 1330.575974][ T32] r4:00000001 [ 1330.575992][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.576027][ T32] Exception stack(0xe08cdfb0 to 0xe08cdff8) [ 1330.576074][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1330.576105][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.576130][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.576159][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 2 printk messages dropped ** [ 1330.576259][ T32] INFO: task kworker/1:143:4286 blocked for more than 457 seconds. ** 7 printk messages dropped ** [ 1330.576648][ T32] r4:8500d400 ** 1 printk messages dropped ** [ 1330.576742][ T32] r5:8500d400 r4:829189bc [ 1330.576765][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.576825][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.576873][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ead19e08 [ 1330.576894][ T32] r4:00000000 [ 1330.576925][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1330.576966][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1330.577002][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1330.577041][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851187c0 [ 1330.577062][ T32] r4:00000000 [ 1330.577107][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1330.577150][ T32] r9:83018205 r8:8500d400 r7:00000000 r6:83018200 r5:00001000 r4:7f095000 [ 1330.577194][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1330.577235][ T32] r5:00001000 r4:eab37000 [ 1330.577254][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1330.577302][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1330.577410][ T32] r7:ddde2d40 r6:83018200 r5:8509338c r4:8511b300 ** 7 printk messages dropped ** [ 1330.577719][ T32] Exception stack(0xead19fb0 to 0xead19ff8) ** 3 printk messages dropped ** [ 1330.577873][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 8 printk messages dropped ** [ 1330.578632][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 9 printk messages dropped ** [ 1330.579048][ T32] r4:e08cddc0 ** 2 printk messages dropped ** [ 1330.579192][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1330.579376][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1330.579487][ T32] r5:85073f8c r4:85073c00 [ 1330.579505][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1330.579547][ T32] r7:dddced40 r6:83018000 r5:85073f8c r4:84b0bc80 [ 1330.579566][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1330.579642][ T32] r10:61c88647 r9:84b7a400 r8:84b0bcac r7:82804d40 r6:dddced40 r5:dddced60 [ 1330.579669][ T32] r4:84b0bc80 [ 1330.579687][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1330.579752][ T32] r10:00000000 r9:84b0bc80 r8:8027ecf4 r7:e08b1e60 r6:85024480 r5:84b7a400 [ 1330.579777][ T32] r4:00000001 [ 1330.579795][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.579829][ T32] Exception stack(0xe08cdfb0 to 0xe08cdff8) [ 1330.579853][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1330.579902][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.579931][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.579959][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1330.580001][ T32] r4:850d97c0 [ 1330.580024][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.580049][ T32] INFO: task kworker/1:144:4288 blocked for more than 457 seconds. [ 1330.580076][ T32] Not tainted 6.15.0-syzkaller #0 [ 1330.580099][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.580119][ T32] task:kworker/1:144 state:D stack:0 pid:4288 tgid:4288 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.580161][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.580220][ T32] Call trace: [ 1330.580305][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1330.580382][ T32] r10:829189c0 r9:ead25d84 r8:00000002 r7:60000013 r6:ead25d8c r5:8463e000 [ 1330.580408][ T32] r4:8463e000 [ 1330.580427][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1330.580489][ T32] r5:8463e000 r4:829189bc [ 1330.580569][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.600985][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.601081][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ead25e08 [ 1330.601106][ T32] r4:00000000 [ 1330.601126][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1330.601164][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1330.601204][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1330.601244][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85118980 [ 1330.601299][ T32] r4:00000000 [ 1330.601344][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1330.601414][ T32] r9:83018205 r8:8463e000 r7:00000000 r6:83018200 r5:00001000 r4:7f097000 [ 1330.601460][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1330.601508][ T32] r5:00001000 r4:ead1f000 ** 2 printk messages dropped ** [ 1330.601655][ T32] r5:8509378c r4:85093400 ** 4 printk messages dropped ** [ 1330.601833][ T32] r4:8511b380 ** 4 printk messages dropped ** [ 1330.602035][ T32] Exception stack(0xead25fb0 to 0xead25ff8) ** 4 printk messages dropped ** [ 1330.602219][ T32] r4:85118780 ** 3 printk messages dropped ** [ 1330.602889][ T32] Call trace: ** 6 printk messages dropped ** [ 1330.603184][ T32] dd40: 7f323000 e069b000 8280c9b4 e08cdd9c e08cdda0 e08cdd70 80230ad4 80239bb0 ** 6 printk messages dropped ** [ 1330.603442][ T32] r4:e08cddc0 ** 4 printk messages dropped ** [ 1330.603629][ T32] r9:83018005 r8:84b7a400 r7:00000000 r6:83018000 r5:00001000 r4:7f09b000 ** 7 printk messages dropped ** [ 1330.603944][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1330.604232][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1330.604474][ T32] task:kworker/1:145 state:D stack:0 pid:4290 tgid:4290 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.604536][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.604626][ T32] Call trace: [ 1330.604657][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1330.604726][ T32] r10:829189c0 r9:ead39d84 r8:00000002 r7:60000013 r6:ead39d8c r5:8500ec00 [ 1330.604775][ T32] r4:8500ec00 [ 1330.604797][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1330.604838][ T32] r5:8500ec00 r4:829189bc [ 1330.604878][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.604942][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.605050][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ead39e08 [ 1330.605090][ T32] r4:00000000 [ 1330.605112][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1330.605164][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1330.605228][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1330.605274][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85118a80 [ 1330.605299][ T32] r4:00000000 [ 1330.605318][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1330.605365][ T32] r9:83018205 r8:8500ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 [ 1330.605397][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1330.605461][ T32] r5:00001000 r4:ead2f000 [ 1330.605487][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1330.605556][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.605598][ T32] r5:85093b8c r4:85093800 [ 1330.605637][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1330.605686][ T32] r7:ddde2d40 r6:83018200 r5:85093b8c r4:8511b400 [ 1330.605706][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1330.605750][ T32] r10:61c88647 r9:8500ec00 r8:8511b42c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1330.605771][ T32] r4:8511b400 [ 1330.605789][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1330.605830][ T32] r10:00000000 r9:8511b400 r8:8027ecf4 r7:eacb5e60 r6:85107100 r5:8500ec00 [ 1330.605851][ T32] r4:00000001 [ 1330.605868][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.605901][ T32] Exception stack(0xead39fb0 to 0xead39ff8) [ 1330.605926][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1330.605955][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.605980][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.606049][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1330.606075][ T32] r4:85118800 [ 1330.606490][ T32] INFO: task kworker/1:145:4290 is blocked on a mutex likely owned by task kworker/0:314:3957. [ 1330.606527][ T32] task:kworker/0:314 state:R running task stack:0 pid:3957 tgid:3957 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.606584][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.606676][ T32] Call trace: [ 1330.606762][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1330.606833][ T32] r10:8280c9b4 r9:84b7a400 r8:80200be4 r7:e08cdd54 r6:ffffffff r5:84b7a400 [ 1330.606861][ T32] r4:00000000 [ 1330.606879][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.606939][ T32] Exception stack(0xe08cdd20 to 0xe08cdd68) [ 1330.607013][ T32] dd20: 82a13000 e069b000 00000001 80239b98 7f323000 00000001 82ac11c4 82ac05a0 [ 1330.607065][ T32] dd40: 7f323000 e069b000 8280c9b4 e08cdd9c e08cdda0 e08cdd70 80230ad4 80239bb0 [ 1330.607093][ T32] dd60: 80050013 ffffffff [ 1330.607143][ T32] r5:80050013 r4:80239bb0 [ 1330.607176][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1330.607238][ T32] r4:82ac11e4 [ 1330.607261][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.607303][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08cddc0 r5:e08cde08 ** 5 printk messages dropped ** [ 1330.607491][ T32] r9:83018005 r8:84b7a400 r7:00000000 r6:83018000 r5:00001000 r4:7f09b000 ** 7 printk messages dropped ** [ 1330.607824][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1330.607890][ T32] r10:61c88647 r9:84b7a400 r8:84b0bcac r7:82804d40 r6:dddced40 r5:dddced60 [ 1330.607956][ T32] r4:84b0bc80 [ 1330.607978][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1330.608053][ T32] r10:00000000 r9:84b0bc80 r8:8027ecf4 r7:e08b1e60 r6:85024480 r5:84b7a400 [ 1330.608079][ T32] r4:00000001 [ 1330.608097][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.608186][ T32] Exception stack(0xe08cdfb0 to 0xe08cdff8) [ 1330.608215][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1330.608284][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.608335][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.608389][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1330.608415][ T32] r4:850d97c0 [ 1330.608435][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.608459][ T32] INFO: task kworker/1:146:4292 blocked for more than 457 seconds. [ 1330.608486][ T32] Not tainted 6.15.0-syzkaller #0 [ 1330.608509][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.608529][ T32] task:kworker/1:146 state:D stack:0 pid:4292 tgid:4292 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.608572][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.608611][ T32] Call trace: [ 1330.608639][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1330.608683][ T32] r10:829189c0 r9:ead49d84 r8:00000002 r7:60000113 r6:ead49d8c r5:84648000 [ 1330.608704][ T32] r4:84648000 [ 1330.608722][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1330.608760][ T32] r5:84648000 r4:829189bc [ 1330.608800][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.608851][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.608899][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ead49e08 [ 1330.608920][ T32] r4:00000000 [ 1330.608939][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1330.608975][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1330.609030][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1330.609095][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85118bc0 [ 1330.609140][ T32] r4:00000000 [ 1330.609183][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1330.609226][ T32] r9:83018205 r8:84648000 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1330.609247][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1330.609284][ T32] r5:00001000 r4:ead3f000 [ 1330.609303][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1330.609345][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.609384][ T32] r5:85093f8c r4:85093c00 [ 1330.609426][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1330.609470][ T32] r7:ddde2d40 r6:83018200 r5:85093f8c r4:8511b480 [ 1330.609503][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1330.609549][ T32] r10:61c88647 r9:84648000 r8:8511b4ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1330.609612][ T32] r4:8511b480 [ 1330.609676][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1330.609722][ T32] r10:00000000 r9:8511b480 r8:8027ecf4 r7:eacb5e60 r6:85107180 r5:84648000 [ 1330.609765][ T32] r4:00000001 [ 1330.609786][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.609819][ T32] Exception stack(0xead49fb0 to 0xead49ff8) [ 1330.609865][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1330.609896][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.609922][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.609963][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1330.609987][ T32] r4:85118880 [ 1330.610348][ T32] INFO: task kworker/1:146:4292 is blocked on a mutex likely owned by task kworker/0:314:3957. [ 1330.610393][ T32] task:kworker/0:314 state:R running task stack:0 pid:3957 tgid:3957 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.610472][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.640961][ T32] Call trace: [ 1330.641059][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1330.641136][ T32] r10:8280c9b4 r9:84b7a400 r8:80200be4 r7:e08cdd54 r6:ffffffff r5:84b7a400 [ 1330.641184][ T32] r4:00000000 [ 1330.641232][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.641298][ T32] Exception stack(0xe08cdd20 to 0xe08cdd68) [ 1330.641335][ T32] dd20: 83282000 e069b000 00000001 80239b98 7f323000 00000001 82ac11c4 82ac05a0 [ 1330.641370][ T32] dd40: 7f323000 e069b000 8280c9b4 e08cdd9c e08cdda0 e08cdd70 80230ad4 80239bb0 [ 1330.641392][ T32] dd60: 80050013 ffffffff [ 1330.641437][ T32] r5:80050013 r4:80239bb0 [ 1330.641460][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1330.641505][ T32] r4:82ac11e4 [ 1330.641525][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.641579][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08cddc0 r5:e08cde08 [ 1330.641623][ T32] r4:e08cddc0 [ 1330.641655][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1330.641721][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9a40 [ 1330.641747][ T32] r4:00000000 [ 1330.641767][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1330.641820][ T32] r9:83018005 r8:84b7a400 r7:00000000 r6:83018000 r5:00001000 r4:7f09b000 [ 1330.641844][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1330.641894][ T32] r5:00001000 r4:e06d3000 [ 1330.642060][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1330.642180][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.642249][ T32] r5:85073f8c r4:85073c00 [ 1330.642279][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1330.642368][ T32] r7:dddced40 r6:83018000 r5:85073f8c r4:84b0bc80 [ 1330.642404][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1330.642469][ T32] r10:61c88647 r9:84b7a400 r8:84b0bcac r7:82804d40 r6:dddced40 r5:dddced60 [ 1330.642514][ T32] r4:84b0bc80 [ 1330.642539][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1330.642593][ T32] r10:00000000 r9:84b0bc80 r8:8027ecf4 r7:e08b1e60 r6:85024480 r5:84b7a400 [ 1330.642619][ T32] r4:00000001 [ 1330.642642][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.642682][ T32] Exception stack(0xe08cdfb0 to 0xe08cdff8) [ 1330.642714][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1330.642747][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.642779][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.642834][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1330.642864][ T32] r4:850d97c0 [ 1330.642954][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.642989][ T32] INFO: task kworker/1:147:4294 blocked for more than 457 seconds. [ 1330.643027][ T32] Not tainted 6.15.0-syzkaller #0 [ 1330.643055][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.643104][ T32] task:kworker/1:147 state:D stack:0 pid:4294 tgid:4294 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.643254][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.643329][ T32] Call trace: [ 1330.643391][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1330.643489][ T32] r10:829189c0 r9:eac8dd84 r8:00000002 r7:60000113 r6:eac8dd8c r5:851ce000 ** 2 printk messages dropped ** [ 1330.643589][ T32] r5:851ce000 r4:829189bc [ 1330.643663][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1330.643818][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1330.644057][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85118cc0 ** 8 printk messages dropped ** [ 1330.644572][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) ** 10 printk messages dropped ** [ 1330.645108][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1330.645974][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.646045][ T32] Call trace: [ 1330.646075][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1330.646130][ T32] r10:8280c9b4 r9:84b7a400 r8:80200be4 r7:e08cdd54 r6:ffffffff r5:84b7a400 [ 1330.646174][ T32] r4:00000000 [ 1330.646217][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.646281][ T32] Exception stack(0xe08cdd20 to 0xe08cdd68) [ 1330.646335][ T32] dd20: 83282000 e069b000 00000001 80239b98 7f323000 00000001 82ac11c4 82ac05a0 [ 1330.646366][ T32] dd40: 7f323000 e069b000 8280c9b4 e08cdd9c e08cdda0 e08cdd70 80230ad4 80239bb0 [ 1330.646390][ T32] dd60: 80050013 ffffffff [ 1330.646412][ T32] r5:80050013 r4:80239bb0 [ 1330.646441][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1330.646485][ T32] r4:82ac11e4 [ 1330.646506][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.646546][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08cddc0 r5:e08cde08 [ 1330.646568][ T32] r4:e08cddc0 [ 1330.646609][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1330.646700][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9a40 [ 1330.646724][ T32] r4:00000000 [ 1330.646743][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1330.646785][ T32] r9:83018005 r8:84b7a400 r7:00000000 r6:83018000 r5:00001000 r4:7f09b000 [ 1330.646822][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1330.646865][ T32] r5:00001000 r4:e06d3000 [ 1330.646884][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1330.646944][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.646985][ T32] r5:85073f8c r4:85073c00 [ 1330.647024][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1330.647071][ T32] r7:dddced40 r6:83018000 r5:85073f8c r4:84b0bc80 [ 1330.647095][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) ** 1 printk messages dropped ** [ 1330.647237][ T32] r4:84b0bc80 ** 6 printk messages dropped ** [ 1330.647477][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1330.647698][ T32] task:kworker/1:148 state:D stack:0 pid:4297 tgid:4297 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1330.648036][ T32] r5:85180c00 r4:829189bc [ 1330.648058][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 1 printk messages dropped ** [ 1330.648149][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eac91e08 ** 6 printk messages dropped ** [ 1330.648440][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) ** 7 printk messages dropped ** [ 1330.648890][ T32] r7:ddde2d40 r6:83018200 r5:8509478c r4:8511b600 ** 4 printk messages dropped ** [ 1330.649074][ T32] r10:00000000 r9:8511b600 r8:8027ecf4 r7:eacb5e60 r6:8511b680 r5:85180c00 [ 1330.649114][ T32] r4:00000001 [ 1330.649135][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.649168][ T32] Exception stack(0xeac91fb0 to 0xeac91ff8) [ 1330.649193][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1330.649220][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.649248][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.649276][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1330.649297][ T32] r4:85118c00 [ 1330.649609][ T32] INFO: task kworker/1:148:4297 is blocked on a mutex likely owned by task kworker/0:314:3957. [ 1330.649681][ T32] task:kworker/0:314 state:R running task stack:0 pid:3957 tgid:3957 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.649744][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.649786][ T32] Call trace: [ 1330.649815][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1330.649863][ T32] r10:8280c9b4 r9:84b7a400 r8:80200be4 r7:e08cdd54 r6:ffffffff r5:84b7a400 [ 1330.649885][ T32] r4:00000000 [ 1330.649903][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.649940][ T32] Exception stack(0xe08cdd20 to 0xe08cdd68) [ 1330.649968][ T32] dd20: 83282000 e069b000 00000001 80239b98 7f323000 00000001 82ac11c4 82ac05a0 [ 1330.650020][ T32] dd40: 7f323000 e069b000 8280c9b4 e08cdd9c e08cdda0 e08cdd70 80230ad4 80239bb0 [ 1330.650074][ T32] dd60: 80050013 ffffffff [ 1330.650124][ T32] r5:80050013 r4:80239bb0 [ 1330.650168][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1330.650212][ T32] r4:82ac11e4 [ 1330.650232][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.650272][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08cddc0 r5:e08cde08 [ 1330.650302][ T32] r4:e08cddc0 [ 1330.650325][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1330.650365][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9a40 [ 1330.650386][ T32] r4:00000000 [ 1330.650405][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1330.650446][ T32] r9:83018005 r8:84b7a400 r7:00000000 r6:83018000 r5:00001000 r4:7f09b000 [ 1330.650481][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1330.668100][ T32] r5:00001000 r4:e06d3000 [ 1330.668177][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1330.668246][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.668310][ T32] r5:85073f8c r4:85073c00 [ 1330.668356][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1330.668406][ T32] r7:dddced40 r6:83018000 r5:85073f8c r4:84b0bc80 [ 1330.668456][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1330.668528][ T32] r10:61c88647 r9:84b7a400 r8:84b0bcac r7:82804d40 r6:dddced40 r5:dddced60 [ 1330.668553][ T32] r4:84b0bc80 [ 1330.668596][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1330.668644][ T32] r10:00000000 r9:84b0bc80 r8:8027ecf4 r7:e08b1e60 r6:85024480 r5:84b7a400 [ 1330.668666][ T32] r4:00000001 [ 1330.668684][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.668719][ T32] Exception stack(0xe08cdfb0 to 0xe08cdff8) ** 1 printk messages dropped ** [ 1330.668801][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1330.669133][ T32] task:kworker/1:149 state:D stack:0 pid:4298 tgid:4298 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 4 printk messages dropped ** [ 1330.669496][ T32] r4:85181800 [ 1330.669518][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1330.669559][ T32] r5:85181800 r4:829189bc [ 1330.669578][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.669617][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.669661][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ead69e08 [ 1330.669683][ T32] r4:00000000 [ 1330.669701][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1330.669750][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1330.669821][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1330.669866][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85025f80 [ 1330.669888][ T32] r4:00000000 [ 1330.669907][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1330.669948][ T32] r9:83018205 r8:85181800 r7:00000000 r6:83018200 r5:00001000 r4:7f0a1000 [ 1330.669991][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1330.670043][ T32] r5:00001000 r4:ead5f000 [ 1330.670066][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1330.670113][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.670150][ T32] r5:85094b8c r4:85094800 [ 1330.670169][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1330.670234][ T32] r7:ddde2d40 r6:83018200 r5:85094b8c r4:8511b700 [ 1330.670259][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1330.670304][ T32] r10:61c88647 r9:85181800 r8:8511b72c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1330.670325][ T32] r4:8511b700 [ 1330.670353][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1330.670400][ T32] r10:00000000 r9:8511b700 r8:8027ecf4 r7:eacb5e60 r6:8511b780 r5:85181800 [ 1330.670422][ T32] r4:00000001 [ 1330.670441][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.670497][ T32] Exception stack(0xead69fb0 to 0xead69ff8) [ 1330.682738][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1330.682824][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.682855][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.682918][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1330.683011][ T32] r4:85118f40 [ 1330.683575][ T32] INFO: task kworker/1:149:4298 is blocked on a mutex likely owned by task kworker/0:314:3957. [ 1330.683617][ T32] task:kworker/0:314 state:R running task stack:0 pid:3957 tgid:3957 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.683691][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.683776][ T32] Call trace: [ 1330.683809][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1330.683865][ T32] r10:8280c9b4 r9:84b7a400 r8:80200be4 r7:e08cdd54 r6:ffffffff r5:84b7a400 [ 1330.683888][ T32] r4:00000000 [ 1330.683908][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.683949][ T32] Exception stack(0xe08cdd20 to 0xe08cdd68) [ 1330.683979][ T32] dd20: 839b4000 e069b000 00000001 80239b98 7f323000 00000001 82ac11c4 82ac05a0 [ 1330.684029][ T32] dd40: 7f323000 e069b000 8280c9b4 e08cdd9c e08cdda0 e08cdd70 80230ad4 80239bb0 [ 1330.684082][ T32] dd60: 80050013 ffffffff [ 1330.684116][ T32] r5:80050013 r4:80239bb0 [ 1330.684141][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) ** 3 printk messages dropped ** [ 1330.684272][ T32] r4:e08cddc0 ** 4 printk messages dropped ** [ 1330.684501][ T32] r9:83018005 r8:84b7a400 r7:00000000 r6:83018000 r5:00001000 r4:7f09b000 [ 1330.684523][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1330.684565][ T32] r5:00001000 r4:e06d3000 [ 1330.684586][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1330.684625][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.684686][ T32] r5:85073f8c r4:85073c00 [ 1330.684711][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1330.684757][ T32] r7:dddced40 r6:83018000 r5:85073f8c r4:84b0bc80 [ 1330.684779][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1330.684833][ T32] r10:61c88647 r9:84b7a400 r8:84b0bcac r7:82804d40 r6:dddced40 r5:dddced60 [ 1330.684877][ T32] r4:84b0bc80 [ 1330.684902][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1330.684956][ T32] r10:00000000 r9:84b0bc80 r8:8027ecf4 r7:e08b1e60 r6:85024480 r5:84b7a400 [ 1330.684982][ T32] r4:00000001 [ 1330.685022][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.685060][ T32] Exception stack(0xe08cdfb0 to 0xe08cdff8) [ 1330.685094][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1330.685134][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.685169][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.685197][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1330.685220][ T32] r4:850d97c0 [ 1330.685241][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.685301][ T32] INFO: task kworker/1:150:4301 blocked for more than 457 seconds. [ 1330.685341][ T32] Not tainted 6.15.0-syzkaller #0 [ 1330.685367][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.685389][ T32] task:kworker/1:150 state:D stack:0 pid:4301 tgid:4301 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.685435][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.685487][ T32] Call trace: [ 1330.685521][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1330.685591][ T32] r10:829189c0 r9:ead75d84 r8:00000002 r7:60000113 r6:ead75d8c r5:85182400 [ 1330.685640][ T32] r4:85182400 [ 1330.685706][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1330.685750][ T32] r5:85182400 r4:829189bc [ 1330.685836][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.685879][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.685935][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ead75e08 [ 1330.685961][ T32] r4:00000000 [ 1330.685981][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1330.686039][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1330.686085][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1330.686128][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850fc400 [ 1330.686154][ T32] r4:00000000 [ 1330.686196][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1330.686264][ T32] r9:83018205 r8:85182400 r7:00000000 r6:83018200 r5:00001000 r4:7f0cd000 [ 1330.686309][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1330.686353][ T32] r5:00001000 r4:ead83000 [ 1330.686373][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1330.686411][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.686472][ T32] r5:8509538c r4:85095000 [ 1330.686514][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1330.686582][ T32] r7:ddde2d40 r6:83018200 r5:8509538c r4:8511b800 [ 1330.686606][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1330.686672][ T32] r10:61c88647 r9:85182400 r8:8511b82c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1330.686700][ T32] r4:8511b800 [ 1330.686719][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1330.686762][ T32] r10:00000000 r9:8511b800 r8:8027ecf4 r7:eacb5e60 r6:8511b880 r5:85182400 [ 1330.686785][ T32] r4:00000001 [ 1330.686825][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.686863][ T32] Exception stack(0xead75fb0 to 0xead75ff8) [ 1330.686919][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1330.686953][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.686982][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.687011][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 3 printk messages dropped ** [ 1330.687657][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1330.687996][ T32] dd40: 7f323000 e069b000 8280c9b4 e08cdd9c e08cdda0 e08cdd70 80230ad4 80239bb0 ** 8 printk messages dropped ** [ 1330.688399][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9a40 ** 6 printk messages dropped ** [ 1330.688690][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1330.688955][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1330.689133][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 3 printk messages dropped ** [ 1330.689256][ T32] INFO: task kworker/1:151:4304 blocked for more than 457 seconds. [ 1330.689286][ T32] Not tainted 6.15.0-syzkaller #0 [ 1330.689310][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.689352][ T32] task:kworker/1:151 state:D stack:0 pid:4304 tgid:4304 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.689400][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.689438][ T32] Call trace: [ 1330.689467][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1330.689512][ T32] r10:829189c0 r9:ead81d84 r8:00000002 r7:60000113 r6:ead81d8c r5:85183000 [ 1330.689555][ T32] r4:85183000 [ 1330.689646][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1330.689711][ T32] r5:85183000 r4:829189bc [ 1330.689747][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.689788][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.689843][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ead81e08 [ 1330.689887][ T32] r4:00000000 [ 1330.689976][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1330.690038][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1330.690104][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1330.690150][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850fc700 [ 1330.690171][ T32] r4:00000000 [ 1330.690205][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1330.690249][ T32] r9:83018205 r8:85183000 r7:00000000 r6:83018200 r5:00001000 r4:7f013000 [ 1330.690270][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1330.690307][ T32] r5:00001000 r4:dfa0d000 [ 1330.690337][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1330.690378][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.690416][ T32] r5:85095b8c r4:85095800 [ 1330.690446][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1330.690489][ T32] r7:ddde2d40 r6:83018200 r5:85095b8c r4:8511b900 [ 1330.690509][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1330.714136][ T32] r10:61c88647 r9:85183000 r8:8511b92c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1330.714247][ T32] r4:8511b900 [ 1330.714299][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1330.714375][ T32] r10:00000000 r9:8511b900 r8:8027ecf4 r7:ead75e60 r6:8511b980 r5:85183000 [ 1330.714443][ T32] r4:00000001 [ 1330.714468][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.714507][ T32] Exception stack(0xead81fb0 to 0xead81ff8) [ 1330.714539][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1330.714570][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.714617][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.714776][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1330.714845][ T32] r4:850fc280 [ 1330.715408][ T32] INFO: task kworker/1:151:4304 is blocked on a mutex likely owned by task kworker/0:314:3957. [ 1330.715455][ T32] task:kworker/0:314 state:R running task stack:0 pid:3957 tgid:3957 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.715527][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.715616][ T32] Call trace: [ 1330.715671][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1330.715725][ T32] r10:8280c9b4 r9:84b7a400 r8:80200be4 r7:e08cdd54 r6:ffffffff r5:84b7a400 [ 1330.715790][ T32] r4:00000000 [ 1330.715815][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.715856][ T32] Exception stack(0xe08cdd20 to 0xe08cdd68) [ 1330.715908][ T32] dd20: 83e45000 e069b000 00000001 80239b98 7f323000 00000001 82ac11c4 82ac05a0 [ 1330.715940][ T32] dd40: 7f323000 e069b000 8280c9b4 e08cdd9c e08cdda0 e08cdd70 80230ad4 80239bb0 [ 1330.715963][ T32] dd60: 80050013 ffffffff [ 1330.716007][ T32] r5:80050013 r4:80239bb0 [ 1330.716030][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1330.716072][ T32] r4:82ac11e4 [ 1330.716124][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.716170][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08cddc0 r5:e08cde08 [ 1330.716201][ T32] r4:e08cddc0 [ 1330.716251][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1330.716317][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9a40 [ 1330.716342][ T32] r4:00000000 [ 1330.716362][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1330.716426][ T32] r9:83018005 r8:84b7a400 r7:00000000 r6:83018000 r5:00001000 r4:7f09b000 [ 1330.716473][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1330.716517][ T32] r5:00001000 r4:e06d3000 [ 1330.716557][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1330.716600][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.716639][ T32] r5:85073f8c r4:85073c00 [ 1330.716680][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1330.716815][ T32] r4:84b0bc80 ** 6 printk messages dropped ** [ 1330.717059][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1330.717251][ T32] INFO: task kworker/1:152:4306 blocked for more than 457 seconds. ** 2 printk messages dropped ** [ 1330.717328][ T32] task:kworker/1:152 state:D stack:0 pid:4306 tgid:4306 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.717381][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.717445][ T32] Call trace: [ 1330.717502][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1330.717549][ T32] r10:829189c0 r9:ead4dd84 r8:00000002 r7:60000113 r6:ead4dd8c r5:85183c00 [ 1330.717572][ T32] r4:85183c00 [ 1330.717602][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1330.717667][ T32] r5:85183c00 r4:829189bc [ 1330.717690][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.717729][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.717775][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ead4de08 [ 1330.717817][ T32] r4:00000000 [ 1330.717840][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1330.717878][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1330.717936][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1330.717980][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850fc500 [ 1330.718023][ T32] r4:00000000 [ 1330.718045][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1330.718092][ T32] r9:83018205 r8:85183c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0cf000 [ 1330.718136][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1330.718179][ T32] r5:00001000 r4:ead8b000 [ 1330.718198][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1330.718257][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.718298][ T32] r5:8509578c r4:85095400 [ 1330.718317][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1330.718379][ T32] r7:ddde2d40 r6:83018200 r5:8509578c r4:8511ba00 [ 1330.718486][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1330.718556][ T32] r10:61c88647 r9:85183c00 r8:8511ba2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1330.718581][ T32] r4:8511ba00 [ 1330.718600][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1330.718644][ T32] r10:00000000 r9:8511ba00 r8:8027ecf4 r7:ead81e60 r6:8511ba80 r5:85183c00 [ 1330.718665][ T32] r4:00000001 [ 1330.718704][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.718742][ T32] Exception stack(0xead4dfb0 to 0xead4dff8) [ 1330.718767][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1330.718816][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.718845][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.718956][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1330.718981][ T32] r4:850fc280 [ 1330.719406][ T32] INFO: task kworker/1:152:4306 is blocked on a mutex likely owned by task kworker/0:314:3957. [ 1330.719455][ T32] task:kworker/0:314 state:R running task stack:0 pid:3957 tgid:3957 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.719540][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.719617][ T32] Call trace: [ 1330.719649][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1330.719730][ T32] r10:8280c9b4 r9:84b7a400 r8:80200be4 r7:e08cdd54 r6:ffffffff r5:84b7a400 [ 1330.719758][ T32] r4:00000000 [ 1330.719777][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.719815][ T32] Exception stack(0xe08cdd20 to 0xe08cdd68) [ 1330.719844][ T32] dd20: 83e45000 e069b000 00000001 80239b98 7f323000 00000001 82ac11c4 82ac05a0 [ 1330.719882][ T32] dd40: 7f323000 e069b000 8280c9b4 e08cdd9c e08cdda0 e08cdd70 80230ad4 80239bb0 [ 1330.719908][ T32] dd60: 80050013 ffffffff [ 1330.719931][ T32] r5:80050013 r4:80239bb0 [ 1330.719951][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) ** 3 printk messages dropped ** [ 1330.720129][ T32] r4:e08cddc0 [ 1330.720152][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1330.720196][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9a40 [ 1330.720218][ T32] r4:00000000 [ 1330.720236][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1330.720276][ T32] r9:83018005 r8:84b7a400 r7:00000000 r6:83018000 r5:00001000 r4:7f09b000 [ 1330.720312][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1330.720356][ T32] r5:00001000 r4:e06d3000 [ 1330.720385][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1330.720448][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.720505][ T32] r5:85073f8c r4:85073c00 [ 1330.727211][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1330.727327][ T32] r7:dddced40 r6:83018000 r5:85073f8c r4:84b0bc80 [ 1330.727375][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1330.727426][ T32] r10:61c88647 r9:84b7a400 r8:84b0bcac r7:82804d40 r6:dddced40 r5:dddced60 [ 1330.727493][ T32] r4:84b0bc80 [ 1330.727537][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1330.727587][ T32] r10:00000000 r9:84b0bc80 r8:8027ecf4 r7:e08b1e60 r6:85024480 r5:84b7a400 [ 1330.727609][ T32] r4:00000001 [ 1330.727628][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.727662][ T32] Exception stack(0xe08cdfb0 to 0xe08cdff8) [ 1330.727734][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1330.727802][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.727852][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.727883][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1330.727905][ T32] r4:850d97c0 [ 1330.727928][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.727956][ T32] INFO: task kworker/1:153:4308 blocked for more than 457 seconds. [ 1330.728009][ T32] Not tainted 6.15.0-syzkaller #0 [ 1330.728036][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.728076][ T32] task:kworker/1:153 state:D stack:0 pid:4308 tgid:4308 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.728142][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.728186][ T32] Call trace: [ 1330.728216][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1330.728264][ T32] r10:829189c0 r9:ead95d84 r8:00000002 r7:60000113 r6:ead95d8c r5:85184800 [ 1330.728330][ T32] r4:85184800 [ 1330.728353][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1330.728394][ T32] r5:85184800 r4:829189bc [ 1330.728435][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.728478][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.728523][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ead95e08 ** 3 printk messages dropped ** [ 1330.728664][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) ** 7 printk messages dropped ** [ 1330.729024][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1330.729357][ T32] r10:00000000 r9:8511bb00 r8:8027ecf4 r7:ead81e60 r6:8511bb80 r5:85184800 ** 8 printk messages dropped ** [ 1330.730166][ T32] INFO: task kworker/1:153:4308 is blocked on a mutex likely owned by task kworker/0:314:3957. ** 9 printk messages dropped ** [ 1330.745482][ T32] dd40: 7f323000 e069b000 8280c9b4 e08cdd9c e08cdda0 e08cdd70 80230ad4 80239bb0 ** 6 printk messages dropped ** [ 1330.745801][ T32] r4:e08cddc0 ** 4 printk messages dropped ** [ 1330.746002][ T32] r9:83018005 r8:84b7a400 r7:00000000 r6:83018000 r5:00001000 r4:7f09b000 ** 8 printk messages dropped ** [ 1330.746427][ T32] r10:61c88647 r9:84b7a400 r8:84b0bcac r7:82804d40 r6:dddced40 r5:dddced60 ** 6 printk messages dropped ** [ 1330.746636][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1330.746663][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.746698][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.746729][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1330.746759][ T32] r4:850d97c0 [ 1330.746785][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.746824][ T32] INFO: task kworker/1:154:4311 blocked for more than 457 seconds. [ 1330.746860][ T32] Not tainted 6.15.0-syzkaller #0 [ 1330.746884][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.746914][ T32] task:kworker/1:154 state:D stack:0 pid:4311 tgid:4311 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.747007][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.747049][ T32] Call trace: [ 1330.747178][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1330.747256][ T32] r10:829189c0 r9:eab7dd84 r8:00000002 r7:60000113 r6:eab7dd8c r5:85185400 [ 1330.747305][ T32] r4:85185400 [ 1330.747330][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1330.747412][ T32] r5:85185400 r4:829189bc [ 1330.747436][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.747498][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.747557][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eab7de08 [ 1330.747619][ T32] r4:00000000 [ 1330.747641][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1330.747712][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1330.747753][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1330.747804][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850fc980 [ 1330.747829][ T32] r4:00000000 [ 1330.747847][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1330.747887][ T32] r9:83018205 r8:85185400 r7:00000000 r6:83018200 r5:00001000 r4:7f03b000 [ 1330.747922][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1330.748004][ T32] r5:00001000 r4:dfae5000 [ 1330.748029][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1330.748084][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.748130][ T32] r5:8509638c r4:85096000 [ 1330.748170][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1330.748215][ T32] r7:ddde2d40 r6:83018200 r5:8509638c r4:8511bc00 [ 1330.748256][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1330.748313][ T32] r10:61c88647 r9:85185400 r8:8511bc2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1330.748338][ T32] r4:8511bc00 [ 1330.748377][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1330.748433][ T32] r10:00000000 r9:8511bc00 r8:8027ecf4 r7:ead95e60 r6:8511bc80 r5:85185400 [ 1330.748486][ T32] r4:00000001 [ 1330.748523][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.748581][ T32] Exception stack(0xeab7dfb0 to 0xeab7dff8) [ 1330.748610][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1330.748659][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.748688][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.748715][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1330.748762][ T32] r4:850fc780 [ 1330.749314][ T32] INFO: task kworker/1:154:4311 is blocked on a mutex likely owned by task kworker/0:314:3957. [ 1330.749353][ T32] task:kworker/0:314 state:R running task stack:0 pid:3957 tgid:3957 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.749412][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.749489][ T32] Call trace: [ 1330.749542][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1330.749594][ T32] r10:8280c9b4 r9:84b7a400 r8:80200be4 r7:e08cdd54 r6:ffffffff r5:84b7a400 [ 1330.749617][ T32] r4:00000000 [ 1330.749635][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 3 printk messages dropped ** [ 1330.749774][ T32] dd60: 80050013 ffffffff ** 4 printk messages dropped ** [ 1330.749945][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08cddc0 r5:e08cde08 ** 3 printk messages dropped ** [ 1330.750077][ T32] r4:00000000 [ 1330.750125][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1330.750171][ T32] r9:83018005 r8:84b7a400 r7:00000000 r6:83018000 r5:00001000 r4:7f09b000 [ 1330.750212][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1330.750276][ T32] r5:00001000 r4:e06d3000 [ 1330.750298][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1330.750354][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.750396][ T32] r5:85073f8c r4:85073c00 [ 1330.750430][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1330.750476][ T32] r7:dddced40 r6:83018000 r5:85073f8c r4:84b0bc80 [ 1330.762827][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1330.762962][ T32] r10:61c88647 r9:84b7a400 r8:84b0bcac r7:82804d40 r6:dddced40 r5:dddced60 [ 1330.762988][ T32] r4:84b0bc80 [ 1330.763030][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1330.763104][ T32] r10:00000000 r9:84b0bc80 r8:8027ecf4 r7:e08b1e60 r6:85024480 r5:84b7a400 [ 1330.763154][ T32] r4:00000001 [ 1330.763175][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.763212][ T32] Exception stack(0xe08cdfb0 to 0xe08cdff8) [ 1330.763240][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1330.763267][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.763294][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.763347][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1330.763392][ T32] r4:850d97c0 [ 1330.763419][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.763451][ T32] INFO: task kworker/1:155:4312 blocked for more than 457 seconds. [ 1330.763493][ T32] Not tainted 6.15.0-syzkaller #0 [ 1330.763541][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.763565][ T32] task:kworker/1:155 state:D stack:0 pid:4312 tgid:4312 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.763654][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.763714][ T32] Call trace: [ 1330.763745][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1330.763795][ T32] r10:829189c0 r9:eab81d84 r8:00000002 r7:60000013 r6:eab81d8c r5:85186000 [ 1330.763817][ T32] r4:85186000 [ 1330.763858][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1330.763924][ T32] r5:85186000 r4:829189bc [ 1330.763969][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.764032][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.764103][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eab81e08 [ 1330.764128][ T32] r4:00000000 [ 1330.764170][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1330.764212][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1330.764252][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1330.764293][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850fcb40 [ 1330.764314][ T32] r4:00000000 [ 1330.764364][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1330.764411][ T32] r9:83018205 r8:85186000 r7:00000000 r6:83018200 r5:00001000 r4:7f03d000 [ 1330.764432][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1330.764483][ T32] r5:00001000 r4:dfb83000 [ 1330.764506][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1330.764545][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.764582][ T32] r5:8509678c r4:85096400 [ 1330.764612][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1330.764656][ T32] r7:ddde2d40 r6:83018200 r5:8509678c r4:8511bd00 [ 1330.764713][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1330.764782][ T32] r10:61c88647 r9:85186000 r8:8511bd2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1330.764833][ T32] r4:8511bd00 [ 1330.764876][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1330.764945][ T32] r10:00000000 r9:8511bd00 r8:8027ecf4 r7:eab7de60 r6:8511bd80 r5:85186000 ** 3 printk messages dropped ** [ 1330.765138][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1330.765824][ T32] task:kworker/0:314 state:R running task stack:0 pid:3957 tgid:3957 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 5 printk messages dropped ** [ 1330.766127][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.766187][ T32] Exception stack(0xe08cdd20 to 0xe08cdd68) [ 1330.766236][ T32] dd20: 845be000 e069b000 00000001 80239b98 7f323000 00000001 82ac11c4 82ac05a0 [ 1330.766267][ T32] dd40: 7f323000 e069b000 8280c9b4 e08cdd9c e08cdda0 e08cdd70 80230ad4 80239bb0 [ 1330.766291][ T32] dd60: 80050013 ffffffff [ 1330.766314][ T32] r5:80050013 r4:80239bb0 [ 1330.766334][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1330.766416][ T32] r4:82ac11e4 [ 1330.766460][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.766527][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08cddc0 r5:e08cde08 [ 1330.766552][ T32] r4:e08cddc0 [ 1330.766572][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1330.766635][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9a40 [ 1330.766679][ T32] r4:00000000 [ 1330.766711][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1330.766756][ T32] r9:83018005 r8:84b7a400 r7:00000000 r6:83018000 r5:00001000 r4:7f09b000 [ 1330.766778][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1330.766818][ T32] r5:00001000 r4:e06d3000 [ 1330.766859][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1330.766900][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.766938][ T32] r5:85073f8c r4:85073c00 [ 1330.766957][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1330.766999][ T32] r7:dddced40 r6:83018000 r5:85073f8c r4:84b0bc80 [ 1330.767031][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1330.767109][ T32] r10:61c88647 r9:84b7a400 r8:84b0bcac r7:82804d40 r6:dddced40 r5:dddced60 [ 1330.767175][ T32] r4:84b0bc80 [ 1330.767221][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1330.767290][ T32] r10:00000000 r9:84b0bc80 r8:8027ecf4 r7:e08b1e60 r6:85024480 r5:84b7a400 [ 1330.767317][ T32] r4:00000001 [ 1330.767337][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.767371][ T32] Exception stack(0xe08cdfb0 to 0xe08cdff8) [ 1330.767396][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1330.767424][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.767449][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.767476][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1330.767498][ T32] r4:850d97c0 [ 1330.767550][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.767601][ T32] INFO: task kworker/1:156:4314 blocked for more than 457 seconds. [ 1330.767651][ T32] Not tainted 6.15.0-syzkaller #0 [ 1330.767700][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.767745][ T32] task:kworker/1:156 state:D stack:0 pid:4314 tgid:4314 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.767793][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.767847][ T32] Call trace: [ 1330.767876][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1330.767921][ T32] r10:829189c0 r9:eabc5d84 r8:00000002 r7:60000013 r6:eabc5d8c r5:85186c00 [ 1330.767952][ T32] r4:85186c00 [ 1330.767975][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1330.768037][ T32] r5:85186c00 r4:829189bc [ 1330.768060][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.768105][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.768150][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eabc5e08 [ 1330.768181][ T32] r4:00000000 [ 1330.768237][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1330.768299][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1330.768362][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1330.768406][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850fccc0 [ 1330.768427][ T32] r4:00000000 [ 1330.768445][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1330.768493][ T32] r9:83018205 r8:85186c00 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1330.768517][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1330.768697][ T32] r5:85096b8c r4:85096800 ** 4 printk messages dropped ** [ 1330.768877][ T32] r4:8511be00 ** 5 printk messages dropped ** [ 1330.769103][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1330.769832][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1330.770110][ T32] Exception stack(0xe08cdd20 to 0xe08cdd68) [ 1330.770138][ T32] dd20: 845be000 e069b000 00000001 80239b98 7f323000 00000001 82ac11c4 82ac05a0 [ 1330.770187][ T32] dd40: 7f323000 e069b000 8280c9b4 e08cdd9c e08cdda0 e08cdd70 80230ad4 80239bb0 [ 1330.770214][ T32] dd60: 80050013 ffffffff [ 1330.770237][ T32] r5:80050013 r4:80239bb0 [ 1330.770274][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1330.770318][ T32] r4:82ac11e4 [ 1330.770338][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.770378][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08cddc0 r5:e08cde08 [ 1330.770400][ T32] r4:e08cddc0 [ 1330.770418][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1330.770457][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9a40 [ 1330.770479][ T32] r4:00000000 [ 1330.770538][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1330.792991][ T32] r9:83018005 r8:84b7a400 r7:00000000 r6:83018000 r5:00001000 r4:7f09b000 [ 1330.793041][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1330.793116][ T32] r5:00001000 r4:e06d3000 [ 1330.793137][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1330.793178][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.793217][ T32] r5:85073f8c r4:85073c00 [ 1330.793249][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1330.793325][ T32] r7:dddced40 r6:83018000 r5:85073f8c r4:84b0bc80 [ 1330.793387][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1330.793438][ T32] r10:61c88647 r9:84b7a400 r8:84b0bcac r7:82804d40 r6:dddced40 r5:dddced60 [ 1330.793460][ T32] r4:84b0bc80 [ 1330.793500][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1330.793580][ T32] r10:00000000 r9:84b0bc80 r8:8027ecf4 r7:e08b1e60 r6:85024480 r5:84b7a400 [ 1330.793605][ T32] r4:00000001 [ 1330.793642][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.793707][ T32] Exception stack(0xe08cdfb0 to 0xe08cdff8) [ 1330.793740][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1330.793768][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.793794][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.793823][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1330.793844][ T32] r4:850d97c0 [ 1330.793888][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.793932][ T32] INFO: task kworker/1:157:4315 blocked for more than 457 seconds. [ 1330.793989][ T32] Not tainted 6.15.0-syzkaller #0 [ 1330.794038][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.794063][ T32] task:kworker/1:157 state:D stack:0 pid:4315 tgid:4315 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.794155][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.794198][ T32] Call trace: [ 1330.794249][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1330.794302][ T32] r10:829189c0 r9:eabd1d84 r8:00000002 r7:60000013 r6:eabd1d8c r5:85180000 [ 1330.794325][ T32] r4:85180000 [ 1330.794365][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1330.794408][ T32] r5:85180000 r4:829189bc [ 1330.794450][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.794492][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) ** 3 printk messages dropped ** [ 1330.794664][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) ** 3 printk messages dropped ** [ 1330.794838][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1330.794879][ T32] r9:83018205 r8:85180000 r7:00000000 r6:83018200 r5:00001000 r4:7f04b000 [ 1330.794900][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1330.794937][ T32] r5:00001000 r4:e057d000 [ 1330.794956][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1330.794992][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.795050][ T32] r5:85097f8c r4:85097c00 [ 1330.795098][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1330.795192][ T32] r7:ddde2d40 r6:83018200 r5:85097f8c r4:8511bf00 [ 1330.795235][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1330.795285][ T32] r10:61c88647 r9:85180000 r8:8511bf2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1330.795306][ T32] r4:8511bf00 [ 1330.795334][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1330.795410][ T32] r10:00000000 r9:8511bf00 r8:8027ecf4 r7:eabc5e60 r6:8511bf80 r5:85180000 [ 1330.795459][ T32] r4:00000001 [ 1330.795482][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.795538][ T32] Exception stack(0xeabd1fb0 to 0xeabd1ff8) [ 1330.795567][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1330.795595][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.795623][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.795661][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1330.795686][ T32] r4:850fc9c0 [ 1330.796252][ T32] INFO: task kworker/1:157:4315 is blocked on a mutex likely owned by task kworker/0:314:3957. [ 1330.796303][ T32] task:kworker/0:314 state:R running task stack:0 pid:3957 tgid:3957 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.796366][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.796426][ T32] Call trace: [ 1330.796487][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1330.796542][ T32] r10:8280c9b4 r9:84b7a400 r8:80200be4 r7:e08cdd54 r6:ffffffff r5:84b7a400 [ 1330.796566][ T32] r4:00000000 [ 1330.796584][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.796623][ T32] Exception stack(0xe08cdd20 to 0xe08cdd68) [ 1330.796672][ T32] dd20: 84a65000 e069b000 00000001 80239b98 7f323000 00000001 82ac11c4 82ac05a0 [ 1330.796726][ T32] dd40: 7f323000 e069b000 8280c9b4 e08cdd9c e08cdda0 e08cdd70 80230ad4 80239bb0 [ 1330.796753][ T32] dd60: 80050013 ffffffff [ 1330.796776][ T32] r5:80050013 r4:80239bb0 [ 1330.796818][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1330.796914][ T32] r4:82ac11e4 [ 1330.796959][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) ** 1 printk messages dropped ** [ 1330.797048][ T32] r4:e08cddc0 ** 6 printk messages dropped ** [ 1330.797288][ T32] r5:00001000 r4:e06d3000 ** 6 printk messages dropped ** [ 1330.797548][ T32] r10:61c88647 r9:84b7a400 r8:84b0bcac r7:82804d40 r6:dddced40 r5:dddced60 ** 8 printk messages dropped ** [ 1330.797869][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1330.798161][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1330.798456][ T32] r5:85188c00 r4:829189bc [ 1330.798475][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.798536][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) ** 4 printk messages dropped ** [ 1330.798816][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) ** 9 printk messages dropped ** [ 1330.799267][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) ** 9 printk messages dropped ** [ 1330.799602][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1330.799655][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.799705][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.799756][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1330.799782][ T32] r4:850fcdc0 [ 1330.800186][ T32] INFO: task kworker/1:158:4318 is blocked on a mutex likely owned by task kworker/0:314:3957. [ 1330.800223][ T32] task:kworker/0:314 state:R running task stack:0 pid:3957 tgid:3957 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.800292][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.800334][ T32] Call trace: [ 1330.800388][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1330.800454][ T32] r10:8280c9b4 r9:84b7a400 r8:80200be4 r7:e08cdd54 r6:ffffffff r5:84b7a400 [ 1330.800479][ T32] r4:00000000 [ 1330.800498][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.800536][ T32] Exception stack(0xe08cdd20 to 0xe08cdd68) [ 1330.826634][ T32] dd20: 85014000 e069b000 00000001 80239b98 7f323000 00000001 82ac11c4 82ac05a0 [ 1330.826725][ T32] dd40: 7f323000 e069b000 8280c9b4 e08cdd9c e08cdda0 e08cdd70 80230ad4 80239bb0 [ 1330.826753][ T32] dd60: 80050013 ffffffff [ 1330.826780][ T32] r5:80050013 r4:80239bb0 [ 1330.826802][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1330.826867][ T32] r4:82ac11e4 [ 1330.826904][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.826952][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08cddc0 r5:e08cde08 [ 1330.826974][ T32] r4:e08cddc0 [ 1330.826993][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1330.827034][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9a40 [ 1330.827055][ T32] r4:00000000 [ 1330.827096][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1330.827182][ T32] r9:83018005 r8:84b7a400 r7:00000000 r6:83018000 r5:00001000 r4:7f09b000 [ 1330.827207][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1330.827252][ T32] r5:00001000 r4:e06d3000 [ 1330.827273][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1330.827313][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.827352][ T32] r5:85073f8c r4:85073c00 [ 1330.827371][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1330.827414][ T32] r7:dddced40 r6:83018000 r5:85073f8c r4:84b0bc80 [ 1330.827435][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1330.827521][ T32] r10:61c88647 r9:84b7a400 r8:84b0bcac r7:82804d40 r6:dddced40 r5:dddced60 [ 1330.827548][ T32] r4:84b0bc80 [ 1330.827567][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1330.827633][ T32] r10:00000000 r9:84b0bc80 r8:8027ecf4 r7:e08b1e60 r6:85024480 r5:84b7a400 [ 1330.827681][ T32] r4:00000001 [ 1330.827715][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.827777][ T32] Exception stack(0xe08cdfb0 to 0xe08cdff8) [ 1330.827847][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1330.827887][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.827916][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.827968][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1330.828015][ T32] r4:850d97c0 [ 1330.828145][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.828181][ T32] INFO: task kworker/1:159:4319 blocked for more than 457 seconds. ** 5 printk messages dropped ** [ 1330.828464][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) ** 3 printk messages dropped ** [ 1330.828596][ T32] r5:85189800 r4:829189bc [ 1330.828615][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1330.828729][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1330.828945][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1330.829225][ T32] r5:8509738c r4:85097000 ** 4 printk messages dropped ** [ 1330.829426][ T32] r4:850ee100 ** 2 printk messages dropped ** [ 1330.829541][ T32] r4:00000001 [ 1330.829595][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.829667][ T32] Exception stack(0xead9dfb0 to 0xead9dff8) [ 1330.829733][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1330.829791][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.829847][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.829887][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1330.829911][ T32] r4:850fcdc0 [ 1330.830443][ T32] INFO: task kworker/1:159:4319 is blocked on a mutex likely owned by task kworker/0:314:3957. [ 1330.830491][ T32] task:kworker/0:314 state:R running task stack:0 pid:3957 tgid:3957 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.838898][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.838990][ T32] Call trace: [ 1330.839055][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1330.839145][ T32] r10:8280c9b4 r9:84b7a400 r8:80200be4 r7:e08cdd54 r6:ffffffff r5:84b7a400 [ 1330.839174][ T32] r4:00000000 [ 1330.839194][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.839234][ T32] Exception stack(0xe08cdd20 to 0xe08cdd68) [ 1330.839264][ T32] dd20: 85014000 e069b000 00000001 80239b98 7f323000 00000001 82ac11c4 82ac05a0 [ 1330.839292][ T32] dd40: 7f323000 e069b000 8280c9b4 e08cdd9c e08cdda0 e08cdd70 80230ad4 80239bb0 [ 1330.839337][ T32] dd60: 80050013 ffffffff [ 1330.839374][ T32] r5:80050013 r4:80239bb0 [ 1330.839394][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1330.839447][ T32] r4:82ac11e4 [ 1330.839470][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.839513][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08cddc0 r5:e08cde08 [ 1330.839534][ T32] r4:e08cddc0 [ 1330.839553][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1330.839615][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9a40 [ 1330.839669][ T32] r4:00000000 [ 1330.839715][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1330.839784][ T32] r9:83018005 r8:84b7a400 r7:00000000 r6:83018000 r5:00001000 r4:7f09b000 [ 1330.839809][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1330.839859][ T32] r5:00001000 r4:e06d3000 [ 1330.839882][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1330.839922][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.839959][ T32] r5:85073f8c r4:85073c00 ** 2 printk messages dropped ** [ 1330.840068][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1330.840417][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1330.845605][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1330.845926][ T32] r5:8464b000 r4:829189bc [ 1330.845946][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.846005][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.846056][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eabd9e08 [ 1330.846113][ T32] r4:00000000 [ 1330.846136][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1330.846174][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1330.846212][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1330.846273][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850ec480 [ 1330.846298][ T32] r4:00000000 [ 1330.846317][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1330.846359][ T32] r9:83018005 r8:8464b000 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1330.846390][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1330.846456][ T32] r5:00001000 r4:e07c5000 [ 1330.846478][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1330.846539][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.846581][ T32] r5:84ad2b8c r4:84ad2800 [ 1330.846621][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1330.846669][ T32] r7:dddced40 r6:83018000 r5:84ad2b8c r4:85107200 [ 1330.846710][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1330.846780][ T32] r10:61c88647 r9:8464b000 r8:8510722c r7:82804d40 r6:dddced40 r5:dddced60 [ 1330.846805][ T32] r4:85107200 [ 1330.846825][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1330.846869][ T32] r10:00000000 r9:85107200 r8:8027ecf4 r7:eac6de60 r6:85107280 r5:8464b000 [ 1330.846890][ T32] r4:00000001 [ 1330.846908][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.846943][ T32] Exception stack(0xeabd9fb0 to 0xeabd9ff8) [ 1330.846981][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1330.847021][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.847049][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.847076][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1330.847143][ T32] r4:83f762c0 [ 1330.847671][ T32] INFO: task kworker/0:438:4322 is blocked on a mutex likely owned by task kworker/0:314:3957. [ 1330.847708][ T32] task:kworker/0:314 state:R running task stack:0 pid:3957 tgid:3957 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.847766][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.847838][ T32] Call trace: [ 1330.847891][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1330.847940][ T32] r10:8280c9b4 r9:84b7a400 r8:80200be4 r7:e08cdd54 r6:ffffffff r5:84b7a400 [ 1330.847963][ T32] r4:00000000 [ 1330.847981][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.848019][ T32] Exception stack(0xe08cdd20 to 0xe08cdd68) [ 1330.848047][ T32] dd20: 85014000 e069b000 00000001 80239b98 7f323000 00000001 82ac11c4 82ac05a0 [ 1330.848075][ T32] dd40: 7f323000 e069b000 8280c9b4 e08cdd9c e08cdda0 e08cdd70 80230ad4 80239bb0 [ 1330.848106][ T32] dd60: 80050013 ffffffff [ 1330.848176][ T32] r5:80050013 r4:80239bb0 [ 1330.848223][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1330.848288][ T32] r4:82ac11e4 [ 1330.848312][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.848354][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08cddc0 r5:e08cde08 [ 1330.848376][ T32] r4:e08cddc0 [ 1330.848413][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) ** 5 printk messages dropped ** [ 1330.848648][ T32] r5:00001000 r4:e06d3000 ** 4 printk messages dropped ** [ 1330.848845][ T32] r7:dddced40 r6:83018000 r5:85073f8c r4:84b0bc80 ** 5 printk messages dropped ** [ 1330.849051][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1330.849247][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1330.849535][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1330.849751][ T32] r5:8464a400 r4:829189bc [ 1330.849773][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.849833][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 1330.850159][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1330.850251][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) ** 9 printk messages dropped ** [ 1330.863866][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) ** 6 printk messages dropped ** [ 1330.864207][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.864259][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1330.864285][ T32] r4:850f1000 [ 1330.864807][ T32] INFO: task kworker/1:160:4324 is blocked on a mutex likely owned by task kworker/0:314:3957. [ 1330.864857][ T32] task:kworker/0:314 state:R running task stack:0 pid:3957 tgid:3957 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.864929][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.864997][ T32] Call trace: [ 1330.865028][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1330.865099][ T32] r10:8280c9b4 r9:84b7a400 r8:80200be4 r7:e08cdd54 r6:ffffffff r5:84b7a400 [ 1330.865137][ T32] r4:00000000 [ 1330.865174][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.865225][ T32] Exception stack(0xe08cdd20 to 0xe08cdd68) [ 1330.865258][ T32] dd20: 855b9000 e069b000 00000001 80239b98 7f323000 00000001 82ac11c4 82ac05a0 [ 1330.865286][ T32] dd40: 7f323000 e069b000 8280c9b4 e08cdd9c e08cdda0 e08cdd70 80230ad4 80239bb0 [ 1330.865309][ T32] dd60: 80050013 ffffffff [ 1330.865353][ T32] r5:80050013 r4:80239bb0 [ 1330.865382][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1330.865424][ T32] r4:82ac11e4 [ 1330.865457][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.865501][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08cddc0 r5:e08cde08 [ 1330.865552][ T32] r4:e08cddc0 [ 1330.865575][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1330.865638][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9a40 [ 1330.865664][ T32] r4:00000000 [ 1330.865683][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1330.865726][ T32] r9:83018005 r8:84b7a400 r7:00000000 r6:83018000 r5:00001000 r4:7f09b000 [ 1330.865747][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1330.865787][ T32] r5:00001000 r4:e06d3000 [ 1330.865807][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1330.865845][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.865883][ T32] r5:85073f8c r4:85073c00 [ 1330.865901][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1330.865974][ T32] r7:dddced40 r6:83018000 r5:85073f8c r4:84b0bc80 [ 1330.865999][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1330.866044][ T32] r10:61c88647 r9:84b7a400 r8:84b0bcac r7:82804d40 r6:dddced40 r5:dddced60 [ 1330.866092][ T32] r4:84b0bc80 [ 1330.866116][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1330.866181][ T32] r10:00000000 r9:84b0bc80 r8:8027ecf4 r7:e08b1e60 r6:85024480 r5:84b7a400 [ 1330.866207][ T32] r4:00000001 [ 1330.866300][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.866343][ T32] Exception stack(0xe08cdfb0 to 0xe08cdff8) [ 1330.866391][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1330.866444][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.866494][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.866545][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 2 printk messages dropped ** [ 1330.866621][ T32] INFO: task kworker/1:161:4326 blocked for more than 457 seconds. ** 7 printk messages dropped ** [ 1330.866962][ T32] r4:8464bc00 [ 1330.866985][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1330.867027][ T32] r5:8464bc00 r4:829189bc [ 1330.867067][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.867159][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.867210][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eadade08 [ 1330.867232][ T32] r4:00000000 [ 1330.867251][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1330.867311][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1330.867351][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1330.867391][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850f1540 [ 1330.867421][ T32] r4:00000000 [ 1330.867443][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1330.867483][ T32] r9:83018205 r8:8464bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f049000 [ 1330.867503][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1330.867542][ T32] r5:00001000 r4:dffc3000 [ 1330.867563][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1330.867622][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.867664][ T32] r5:85097b8c r4:85097800 [ 1330.867707][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1330.867762][ T32] r7:ddde2d40 r6:83018200 r5:85097b8c r4:850ee280 [ 1330.867805][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1330.867884][ T32] r10:61c88647 r9:8464bc00 r8:850ee2ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1330.867918][ T32] r4:850ee280 [ 1330.867939][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) ** 4 printk messages dropped ** [ 1330.868142][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1330.868811][ T32] Call trace: ** 7 printk messages dropped ** [ 1330.869091][ T32] dd60: 80050013 ffffffff ** 5 printk messages dropped ** [ 1330.869282][ T32] r4:e08cddc0 ** 4 printk messages dropped ** [ 1330.869449][ T32] r9:83018005 r8:84b7a400 r7:00000000 r6:83018000 r5:00001000 r4:7f09b000 ** 9 printk messages dropped ** [ 1330.869798][ T32] r4:84b0bc80 ** 5 printk messages dropped ** [ 1330.869954][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1330.870214][ T32] task:kworker/1:162 state:D stack:0 pid:4328 tgid:4328 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1330.895944][ T32] r5:8464c800 r4:829189bc [ 1330.895990][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.896056][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.896114][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eadb1e08 [ 1330.896138][ T32] r4:00000000 [ 1330.896179][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1330.896224][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1330.896307][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1330.896355][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850f1cc0 [ 1330.896377][ T32] r4:00000000 [ 1330.896396][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1330.896439][ T32] r9:83018205 r8:8464c800 r7:00000000 r6:83018200 r5:00001000 r4:7f055000 [ 1330.896460][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1330.896524][ T32] r5:00001000 r4:e497d000 [ 1330.896548][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1330.896737][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.896780][ T32] r5:84658f8c r4:84658c00 [ 1330.896821][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1330.896910][ T32] r7:ddde2d40 r6:83018200 r5:84658f8c r4:850ee300 [ 1330.896934][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1330.896981][ T32] r10:61c88647 r9:8464c800 r8:850ee32c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1330.897023][ T32] r4:850ee300 [ 1330.897094][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1330.897225][ T32] r10:00000000 r9:850ee300 r8:8027ecf4 r7:eabd1e60 r6:85107400 r5:8464c800 [ 1330.897250][ T32] r4:00000001 [ 1330.897333][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.897381][ T32] Exception stack(0xeadb1fb0 to 0xeadb1ff8) [ 1330.897414][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1330.897452][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.897504][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.897535][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1330.897558][ T32] r4:850f1340 [ 1330.898104][ T32] INFO: task kworker/1:162:4328 is blocked on a mutex likely owned by task kworker/0:314:3957. [ 1330.898143][ T32] task:kworker/0:314 state:R running task stack:0 pid:3957 tgid:3957 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.898215][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.898262][ T32] Call trace: [ 1330.898293][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1330.898342][ T32] r10:8280c9b4 r9:84b7a400 r8:80200be4 r7:e08cdd54 r6:ffffffff r5:84b7a400 [ 1330.898395][ T32] r4:00000000 [ 1330.898418][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.898522][ T32] Exception stack(0xe08cdd20 to 0xe08cdd68) [ 1330.898575][ T32] dd20: 85c12000 e069b000 00000001 80239b98 7f323000 00000001 82ac11c4 82ac05a0 [ 1330.898636][ T32] dd40: 7f323000 e069b000 8280c9b4 e08cdd9c e08cdda0 e08cdd70 80230ad4 80239bb0 [ 1330.898695][ T32] dd60: 80050013 ffffffff [ 1330.898728][ T32] r5:80050013 r4:80239bb0 [ 1330.898749][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1330.898791][ T32] r4:82ac11e4 [ 1330.898811][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.898865][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08cddc0 r5:e08cde08 [ 1330.898890][ T32] r4:e08cddc0 [ 1330.898942][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1330.899009][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9a40 [ 1330.899044][ T32] r4:00000000 [ 1330.899156][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1330.899226][ T32] r9:83018005 r8:84b7a400 r7:00000000 r6:83018000 r5:00001000 r4:7f09b000 [ 1330.899254][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1330.899294][ T32] r5:00001000 r4:e06d3000 [ 1330.899324][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1330.899426][ T32] r5:85073f8c r4:85073c00 ** 1 printk messages dropped ** [ 1330.899516][ T32] r7:dddced40 r6:83018000 r5:85073f8c r4:84b0bc80 [ 1330.899537][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1330.899581][ T32] r10:61c88647 r9:84b7a400 r8:84b0bcac r7:82804d40 r6:dddced40 r5:dddced60 [ 1330.899602][ T32] r4:84b0bc80 [ 1330.899620][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1330.899695][ T32] r10:00000000 r9:84b0bc80 r8:8027ecf4 r7:e08b1e60 r6:85024480 r5:84b7a400 [ 1330.899721][ T32] r4:00000001 [ 1330.899760][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.899870][ T32] Exception stack(0xe08cdfb0 to 0xe08cdff8) [ 1330.899899][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1330.899926][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.899973][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.900004][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1330.900026][ T32] r4:850d97c0 [ 1330.900065][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.900131][ T32] INFO: task kworker/1:163:4330 blocked for more than 457 seconds. [ 1330.900171][ T32] Not tainted 6.15.0-syzkaller #0 [ 1330.900196][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.900216][ T32] task:kworker/1:163 state:D stack:0 pid:4330 tgid:4330 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.900262][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.900445][ T32] Call trace: [ 1330.900479][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1330.908596][ T32] r10:829189c0 r9:eadb5d84 r8:00000002 r7:60000013 r6:eadb5d8c r5:8464d400 [ 1330.908685][ T32] r4:8464d400 [ 1330.908710][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1330.908790][ T32] r5:8464d400 r4:829189bc [ 1330.908866][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.908913][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.908971][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eadb5e08 ** 4 printk messages dropped ** [ 1330.909142][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850f17c0 ** 9 printk messages dropped ** [ 1330.909597][ T32] r7:ddde2d40 r6:83018200 r5:8465838c r4:850ee380 ** 9 printk messages dropped ** [ 1330.909940][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1330.924124][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) ** 9 printk messages dropped ** [ 1330.924558][ T32] r4:82ac11e4 ** 5 printk messages dropped ** [ 1330.924799][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1330.924965][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) ** 6 printk messages dropped ** [ 1330.925258][ T32] r4:84b0bc80 [ 1330.925290][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1330.925337][ T32] r10:00000000 r9:84b0bc80 r8:8027ecf4 r7:e08b1e60 r6:85024480 r5:84b7a400 [ 1330.925358][ T32] r4:00000001 [ 1330.925377][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.925426][ T32] Exception stack(0xe08cdfb0 to 0xe08cdff8) [ 1330.925454][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1330.925503][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.925533][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.925562][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1330.925583][ T32] r4:850d97c0 [ 1330.925616][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.925670][ T32] INFO: task kworker/1:164:4332 blocked for more than 457 seconds. [ 1330.925706][ T32] Not tainted 6.15.0-syzkaller #0 [ 1330.925730][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.925759][ T32] task:kworker/1:164 state:D stack:0 pid:4332 tgid:4332 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.925828][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.925894][ T32] Call trace: [ 1330.925927][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1330.925971][ T32] r10:829189c0 r9:eadb9d84 r8:00000002 r7:60000113 r6:eadb9d8c r5:8464e000 [ 1330.926008][ T32] r4:8464e000 [ 1330.926031][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1330.926070][ T32] r5:8464e000 r4:829189bc [ 1330.926108][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.926171][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.926219][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eadb9e08 [ 1330.926240][ T32] r4:00000000 [ 1330.926270][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1330.926311][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1330.926347][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1330.926409][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850f1900 [ 1330.926433][ T32] r4:00000000 [ 1330.926471][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1330.926516][ T32] r9:83018205 r8:8464e000 r7:00000000 r6:83018200 r5:00001000 r4:7f04f000 [ 1330.926536][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1330.926573][ T32] r5:00001000 r4:e0785000 [ 1330.926615][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1330.926680][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.926758][ T32] r5:8465878c r4:84658400 [ 1330.926781][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1330.926845][ T32] r7:ddde2d40 r6:83018200 r5:8465878c r4:850ee400 [ 1330.926889][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1330.926936][ T32] r10:61c88647 r9:8464e000 r8:850ee42c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1330.926978][ T32] r4:850ee400 [ 1330.927022][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1330.927069][ T32] r10:00000000 r9:850ee400 r8:8027ecf4 r7:eadb1e60 r6:85107500 r5:8464e000 [ 1330.927099][ T32] r4:00000001 [ 1330.927138][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.927174][ T32] Exception stack(0xeadb9fb0 to 0xeadb9ff8) [ 1330.927221][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1330.927252][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.927312][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.927365][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1330.927390][ T32] r4:850f1780 [ 1330.927930][ T32] INFO: task kworker/1:164:4332 is blocked on a mutex likely owned by task kworker/0:314:3957. ** 1 printk messages dropped ** [ 1330.928022][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1330.928395][ T32] dd60: 80050013 ffffffff ** 5 printk messages dropped ** [ 1330.928611][ T32] r4:e08cddc0 ** 2 printk messages dropped ** [ 1330.928716][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1330.928960][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1330.929275][ T32] r10:00000000 r9:84b0bc80 r8:8027ecf4 r7:e08b1e60 r6:85024480 r5:84b7a400 ** 7 printk messages dropped ** [ 1330.929544][ T32] r4:850d97c0 ** 5 printk messages dropped ** [ 1330.929765][ T32] Workqueue: events bpf_prog_free_deferred ** 2 printk messages dropped ** [ 1330.929939][ T32] r10:829189c0 r9:eada1d84 r8:00000002 r7:60000113 r6:eada1d8c r5:8464ec00 [ 1330.929961][ T32] r4:8464ec00 [ 1330.929979][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1330.930018][ T32] r5:8464ec00 r4:829189bc [ 1330.930037][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.930103][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.930153][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eada1e08 [ 1330.930174][ T32] r4:00000000 [ 1330.930193][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1330.930231][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1330.930265][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1330.930306][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850f1a80 [ 1330.930327][ T32] r4:00000000 [ 1330.930346][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1330.930405][ T32] r9:83018005 r8:8464ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f053000 [ 1330.930430][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1330.930468][ T32] r5:00001000 r4:e07e9000 [ 1330.930487][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1330.941089][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.941226][ T32] r5:84658b8c r4:84658800 [ 1330.941252][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1330.941323][ T32] r7:dddced40 r6:83018000 r5:84658b8c r4:85107580 [ 1330.941357][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1330.941428][ T32] r10:61c88647 r9:8464ec00 r8:851075ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1330.941454][ T32] r4:85107580 [ 1330.941473][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1330.941520][ T32] r10:00000000 r9:85107580 r8:8027ecf4 r7:eac6de60 r6:85107600 r5:8464ec00 ** 2 printk messages dropped ** [ 1330.941610][ T32] Exception stack(0xeada1fb0 to 0xeada1ff8) ** 5 printk messages dropped ** [ 1330.942369][ T32] INFO: task kworker/0:439:4334 is blocked on a mutex likely owned by task kworker/0:314:3957. ** 10 printk messages dropped ** [ 1330.942954][ T32] dd60: 80050013 ffffffff ** 5 printk messages dropped ** [ 1330.943229][ T32] r4:e08cddc0 ** 4 printk messages dropped ** [ 1330.943424][ T32] r9:83018005 r8:84b7a400 r7:00000000 r6:83018000 r5:00001000 r4:7f09b000 ** 7 printk messages dropped ** [ 1330.943786][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) ** 10 printk messages dropped ** [ 1330.944178][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 9 printk messages dropped ** [ 1330.944684][ T32] r10:829189c0 r9:eadbdd84 r8:00000002 r7:60000113 r6:eadbdd8c r5:84649800 [ 1330.944709][ T32] r4:84649800 [ 1330.944728][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1330.944787][ T32] r5:84649800 r4:829189bc [ 1330.944819][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.944868][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.944911][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eadbde08 [ 1330.944966][ T32] r4:00000000 [ 1330.944989][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1330.945026][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1330.945061][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1330.945108][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850f1d80 [ 1330.945129][ T32] r4:00000000 [ 1330.945147][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1330.945198][ T32] r9:83018205 r8:84649800 r7:00000000 r6:83018200 r5:00001000 r4:7f057000 [ 1330.945222][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1330.945285][ T32] r5:00001000 r4:e89e9000 [ 1330.945310][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1330.945351][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.945389][ T32] r5:8465938c r4:84659000 [ 1330.945408][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1330.945470][ T32] r7:ddde2d40 r6:83018200 r5:8465938c r4:850ee480 [ 1330.945494][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1330.945545][ T32] r10:61c88647 r9:84649800 r8:850ee4ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1330.945567][ T32] r4:850ee480 [ 1330.945587][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1330.945650][ T32] r10:00000000 r9:850ee480 r8:8027ecf4 r7:eadb1e60 r6:85107680 r5:84649800 [ 1330.945676][ T32] r4:00000001 [ 1330.945695][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.945729][ T32] Exception stack(0xeadbdfb0 to 0xeadbdff8) [ 1330.945776][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1330.945808][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.945834][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.945862][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1330.945883][ T32] r4:850f1980 [ 1330.946263][ T32] INFO: task kworker/1:165:4335 is blocked on a mutex likely owned by task kworker/0:314:3957. [ 1330.946298][ T32] task:kworker/0:314 state:R running task stack:0 pid:3957 tgid:3957 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.946381][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.946425][ T32] Call trace: [ 1330.946464][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1330.946517][ T32] r10:8280c9b4 r9:84b7a400 r8:80200be4 r7:e08cdd54 r6:ffffffff r5:84b7a400 ** 4 printk messages dropped ** [ 1330.946667][ T32] dd40: 7f323000 e069b000 8280c9b4 e08cdd9c e08cdda0 e08cdd70 80230ad4 80239bb0 ** 8 printk messages dropped ** [ 1330.946932][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9a40 ** 6 printk messages dropped ** [ 1330.947286][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 11 printk messages dropped ** [ 1330.947720][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1330.947748][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.947786][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.947836][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1330.947861][ T32] r4:850d97c0 [ 1330.947903][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.947953][ T32] INFO: task kworker/0:440:4337 blocked for more than 457 seconds. [ 1330.947985][ T32] Not tainted 6.15.0-syzkaller #0 [ 1330.948008][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.948029][ T32] task:kworker/0:440 state:D stack:0 pid:4337 tgid:4337 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.948073][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.948120][ T32] Call trace: [ 1330.948161][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1330.948209][ T32] r10:829189c0 r9:eada5d84 r8:00000002 r7:60000113 r6:eada5d8c r5:84648c00 [ 1330.948240][ T32] r4:84648c00 [ 1330.948262][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1330.948303][ T32] r5:84648c00 r4:829189bc [ 1330.948335][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.948388][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.948458][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eada5e08 [ 1330.948512][ T32] r4:00000000 [ 1330.948559][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1330.948654][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1330.948717][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1330.948779][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a7e580 [ 1330.948807][ T32] r4:00000000 [ 1330.948827][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1330.948932][ T32] r9:83018005 r8:84648c00 r7:00000000 r6:83018000 r5:00001000 r4:7f02b000 [ 1330.948958][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1330.949007][ T32] r5:00001000 r4:dfa43000 [ 1330.949031][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1330.949098][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.949143][ T32] r5:84ad338c r4:84ad3000 [ 1330.949162][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1330.949227][ T32] r7:dddced40 r6:83018000 r5:84ad338c r4:85107700 [ 1330.949260][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1330.949308][ T32] r10:61c88647 r9:84648c00 r8:8510772c r7:82804d40 r6:dddced40 r5:dddced60 ** 2 printk messages dropped ** [ 1330.949392][ T32] r10:00000000 r9:85107700 r8:8027ecf4 r7:eac6de60 r6:85107780 r5:84648c00 ** 8 printk messages dropped ** [ 1330.950046][ T32] INFO: task kworker/0:440:4337 is blocked on a mutex likely owned by task kworker/0:314:3957. ** 2 printk messages dropped ** [ 1330.950292][ T32] Call trace: [ 1330.950359][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1330.950411][ T32] r10:8280c9b4 r9:84b7a400 r8:80200be4 r7:e08cdd54 r6:ffffffff r5:84b7a400 [ 1330.950444][ T32] r4:00000000 [ 1330.950465][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.971443][ T32] Exception stack(0xe08cdd20 to 0xe08cdd68) [ 1330.971583][ T32] dd20: 865ad000 e069b000 00000001 80239b98 7f323000 00000001 82ac11c4 82ac05a0 [ 1330.971645][ T32] dd40: 7f323000 e069b000 8280c9b4 e08cdd9c e08cdda0 e08cdd70 80230ad4 80239bb0 [ 1330.971692][ T32] dd60: 80050013 ffffffff [ 1330.971725][ T32] r5:80050013 r4:80239bb0 [ 1330.971747][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1330.971811][ T32] r4:82ac11e4 [ 1330.971831][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.971873][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08cddc0 r5:e08cde08 [ 1330.971895][ T32] r4:e08cddc0 [ 1330.971936][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1330.971982][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9a40 [ 1330.972004][ T32] r4:00000000 [ 1330.972043][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1330.972095][ T32] r9:83018005 r8:84b7a400 r7:00000000 r6:83018000 r5:00001000 r4:7f09b000 [ 1330.972120][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1330.972182][ T32] r5:00001000 r4:e06d3000 [ 1330.972206][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1330.972245][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.972282][ T32] r5:85073f8c r4:85073c00 [ 1330.972348][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1330.972395][ T32] r7:dddced40 r6:83018000 r5:85073f8c r4:84b0bc80 [ 1330.972416][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1330.972460][ T32] r10:61c88647 r9:84b7a400 r8:84b0bcac r7:82804d40 r6:dddced40 r5:dddced60 [ 1330.972481][ T32] r4:84b0bc80 ** 5 printk messages dropped ** [ 1330.972714][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1330.973033][ T32] task:kworker/1:166 state:D stack:0 pid:4340 tgid:4340 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1330.973363][ T32] r5:8500e000 r4:829189bc [ 1330.973394][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1330.973502][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1330.973657][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) ** 8 printk messages dropped ** [ 1330.973952][ T32] r5:8465978c r4:84659400 ** 4 printk messages dropped ** [ 1330.974188][ T32] r4:850ee580 [ 1330.974231][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1330.974304][ T32] r10:00000000 r9:850ee580 r8:8027ecf4 r7:eadbde60 r6:85107800 r5:8500e000 [ 1330.974330][ T32] r4:00000001 [ 1330.974348][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.974381][ T32] Exception stack(0xeadcdfb0 to 0xeadcdff8) [ 1330.974407][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1330.974434][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.974480][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.974537][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1330.974562][ T32] r4:850f1c00 [ 1330.975101][ T32] INFO: task kworker/1:166:4340 is blocked on a mutex likely owned by task kworker/0:314:3957. [ 1330.975181][ T32] task:kworker/0:314 state:R running task stack:0 pid:3957 tgid:3957 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.975244][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.975307][ T32] Call trace: [ 1330.975349][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1330.975399][ T32] r10:8280c9b4 r9:84b7a400 r8:80200be4 r7:e08cdd54 r6:ffffffff r5:84b7a400 [ 1330.975443][ T32] r4:00000000 [ 1330.975467][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.975506][ T32] Exception stack(0xe08cdd20 to 0xe08cdd68) [ 1330.975535][ T32] dd20: 865ad000 e069b000 00000001 80239b98 7f323000 00000001 82ac11c4 82ac05a0 [ 1330.975572][ T32] dd40: 7f323000 e069b000 8280c9b4 e08cdd9c e08cdda0 e08cdd70 80230ad4 80239bb0 [ 1330.975614][ T32] dd60: 80050013 ffffffff [ 1330.975664][ T32] r5:80050013 r4:80239bb0 [ 1330.975688][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1330.975730][ T32] r4:82ac11e4 [ 1330.975749][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.975789][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08cddc0 r5:e08cde08 [ 1330.975819][ T32] r4:e08cddc0 [ 1330.975850][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1330.975935][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9a40 [ 1330.975981][ T32] r4:00000000 [ 1330.976005][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1330.976046][ T32] r9:83018005 r8:84b7a400 r7:00000000 r6:83018000 r5:00001000 r4:7f09b000 [ 1330.976067][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1330.976118][ T32] r5:00001000 r4:e06d3000 [ 1330.976149][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1330.976357][ T32] r7:dddced40 r6:83018000 r5:85073f8c r4:84b0bc80 ** 8 printk messages dropped ** [ 1330.976607][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 3 printk messages dropped ** [ 1330.976709][ T32] r4:850d97c0 [ 1330.976728][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.976754][ T32] INFO: task kworker/1:167:4342 blocked for more than 457 seconds. [ 1330.976781][ T32] Not tainted 6.15.0-syzkaller #0 [ 1330.976804][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.976836][ T32] task:kworker/1:167 state:D stack:0 pid:4342 tgid:4342 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.976904][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.976971][ T32] Call trace: [ 1330.977028][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1330.977072][ T32] r10:829189c0 r9:eadd5d84 r8:00000002 r7:60000113 r6:eadd5d8c r5:85208c00 [ 1330.977149][ T32] r4:85208c00 [ 1330.977172][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1330.977213][ T32] r5:85208c00 r4:829189bc [ 1330.977254][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.977296][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.977342][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eadd5e08 [ 1330.977364][ T32] r4:00000000 [ 1330.977393][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1330.977433][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1330.977469][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1330.977508][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850ef300 [ 1330.977539][ T32] r4:00000000 [ 1330.977559][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1330.977601][ T32] r9:83018205 r8:85208c00 r7:00000000 r6:83018200 r5:00001000 r4:7f05f000 [ 1330.977624][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1330.977688][ T32] r5:00001000 r4:eaa49000 [ 1330.977712][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1330.977770][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.977812][ T32] r5:8465a38c r4:8465a000 [ 1330.977878][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1330.977934][ T32] r7:ddde2d40 r6:83018200 r5:8465a38c r4:850ee500 [ 1330.977955][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) ** 4 printk messages dropped ** [ 1330.978205][ T32] r4:00000001 ** 7 printk messages dropped ** [ 1330.978908][ T32] INFO: task kworker/1:167:4342 is blocked on a mutex likely owned by task kworker/0:314:3957. ** 11 printk messages dropped ** [ 1330.979501][ T32] r5:80050013 r4:80239bb0 ** 7 printk messages dropped ** [ 1330.979803][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1330.980027][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1330.980075][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.980122][ T32] r5:85073f8c r4:85073c00 [ 1330.980141][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1330.980182][ T32] r7:dddced40 r6:83018000 r5:85073f8c r4:84b0bc80 [ 1330.980226][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1330.980295][ T32] r10:61c88647 r9:84b7a400 r8:84b0bcac r7:82804d40 r6:dddced40 r5:dddced60 [ 1330.980320][ T32] r4:84b0bc80 [ 1330.980339][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1330.980404][ T32] r10:00000000 r9:84b0bc80 r8:8027ecf4 r7:e08b1e60 r6:85024480 r5:84b7a400 [ 1330.980430][ T32] r4:00000001 [ 1330.980448][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.980482][ T32] Exception stack(0xe08cdfb0 to 0xe08cdff8) [ 1330.980507][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1331.013813][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.013901][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.013938][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1331.013964][ T32] r4:850d97c0 [ 1331.013989][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.014019][ T32] INFO: task kworker/1:168:4343 blocked for more than 457 seconds. [ 1331.014053][ T32] Not tainted 6.15.0-syzkaller #0 [ 1331.014091][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.014114][ T32] task:kworker/1:168 state:D stack:0 pid:4343 tgid:4343 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.014176][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.014304][ T32] Call trace: [ 1331.014342][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1331.014398][ T32] r10:829189c0 r9:eadd9d84 r8:00000002 r7:60000013 r6:eadd9d8c r5:85209800 [ 1331.014421][ T32] r4:85209800 [ 1331.014453][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1331.014507][ T32] r5:85209800 r4:829189bc [ 1331.014527][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.014565][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.014610][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eadd9e08 [ 1331.014657][ T32] r4:00000000 [ 1331.014748][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1331.014815][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1331.014859][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1331.014920][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850f1d40 [ 1331.014946][ T32] r4:00000000 [ 1331.015009][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1331.015056][ T32] r9:83018205 r8:85209800 r7:00000000 r6:83018200 r5:00001000 r4:7f05b000 ** 3 printk messages dropped ** [ 1331.015257][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1331.015993][ T32] r10:00000000 r9:850ee600 r8:8027ecf4 r7:eadd5e60 r6:85107900 r5:85209800 [ 1331.016014][ T32] r4:00000001 [ 1331.016032][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.016067][ T32] Exception stack(0xeadd9fb0 to 0xeadd9ff8) [ 1331.016100][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1331.016139][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.016211][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.016245][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1331.016268][ T32] r4:850f1f80 [ 1331.016796][ T32] INFO: task kworker/1:168:4343 is blocked on a mutex likely owned by task kworker/0:314:3957. [ 1331.016831][ T32] task:kworker/0:314 state:R running task stack:0 pid:3957 tgid:3957 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.016994][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.017085][ T32] Call trace: [ 1331.017122][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1331.017197][ T32] r10:8280c9b4 r9:84b7a400 r8:80200be4 r7:e08cdd54 r6:ffffffff r5:84b7a400 [ 1331.017245][ T32] r4:00000000 [ 1331.017267][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.017306][ T32] Exception stack(0xe08cdd20 to 0xe08cdd68) [ 1331.017335][ T32] dd20: 87044000 e069b000 00000001 80239b98 7f323000 00000001 82ac11c4 82ac05a0 [ 1331.017363][ T32] dd40: 7f323000 e069b000 8280c9b4 e08cdd9c e08cdda0 e08cdd70 80230ad4 80239bb0 [ 1331.017385][ T32] dd60: 80050013 ffffffff [ 1331.017453][ T32] r5:80050013 r4:80239bb0 [ 1331.017480][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1331.017521][ T32] r4:82ac11e4 [ 1331.017541][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.017604][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08cddc0 r5:e08cde08 [ 1331.017629][ T32] r4:e08cddc0 [ 1331.017648][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1331.017688][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9a40 [ 1331.017709][ T32] r4:00000000 [ 1331.017771][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1331.017815][ T32] r9:83018005 r8:84b7a400 r7:00000000 r6:83018000 r5:00001000 r4:7f09b000 [ 1331.017837][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1331.017876][ T32] r5:00001000 r4:e06d3000 [ 1331.017918][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1331.017959][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.018018][ T32] r5:85073f8c r4:85073c00 [ 1331.018064][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1331.018160][ T32] r7:dddced40 r6:83018000 r5:85073f8c r4:84b0bc80 [ 1331.018236][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1331.018296][ T32] r10:61c88647 r9:84b7a400 r8:84b0bcac r7:82804d40 r6:dddced40 r5:dddced60 ** 3 printk messages dropped ** [ 1331.018646][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1331.018962][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 9 printk messages dropped ** [ 1331.019431][ T32] r10:829189c0 r9:eadc1d84 r8:00000002 r7:60000113 r6:eadc1d8c r5:8518b000 ** 2 printk messages dropped ** [ 1331.019599][ T32] r5:8518b000 r4:829189bc [ 1331.019618][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 4 printk messages dropped ** [ 1331.019810][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1331.020189][ T32] r5:84659f8c r4:84659c00 ** 4 printk messages dropped ** [ 1331.020389][ T32] r4:850ee680 ** 5 printk messages dropped ** [ 1331.029887][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1331.031275][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) ** 12 printk messages dropped ** [ 1331.031827][ T32] r4:e08cddc0 ** 2 printk messages dropped ** [ 1331.031933][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1331.032169][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1331.032317][ T32] r7:dddced40 r6:83018000 r5:85073f8c r4:84b0bc80 [ 1331.032342][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1331.032397][ T32] r10:61c88647 r9:84b7a400 r8:84b0bcac r7:82804d40 r6:dddced40 r5:dddced60 [ 1331.032422][ T32] r4:84b0bc80 [ 1331.032441][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1331.032485][ T32] r10:00000000 r9:84b0bc80 r8:8027ecf4 r7:e08b1e60 r6:85024480 r5:84b7a400 [ 1331.032506][ T32] r4:00000001 [ 1331.032525][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.032558][ T32] Exception stack(0xe08cdfb0 to 0xe08cdff8) [ 1331.032606][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1331.032637][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.032664][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.032692][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1331.032713][ T32] r4:850d97c0 [ 1331.032756][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.032820][ T32] INFO: task kworker/1:170:4348 blocked for more than 457 seconds. [ 1331.032856][ T32] Not tainted 6.15.0-syzkaller #0 [ 1331.032943][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.032970][ T32] task:kworker/1:170 state:D stack:0 pid:4348 tgid:4348 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.033039][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.033107][ T32] Call trace: [ 1331.033163][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1331.033209][ T32] r10:829189c0 r9:eadddd84 r8:00000002 r7:60000113 r6:eadddd8c r5:85188000 [ 1331.033254][ T32] r4:85188000 [ 1331.033307][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1331.033371][ T32] r5:85188000 r4:829189bc [ 1331.033394][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 1 printk messages dropped ** [ 1331.033498][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaddde08 ** 8 printk messages dropped ** [ 1331.033775][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) ** 7 printk messages dropped ** [ 1331.034066][ T32] r10:61c88647 r9:85188000 r8:850ee7ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 8 printk messages dropped ** [ 1331.034448][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1331.035249][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) ** 12 printk messages dropped ** [ 1331.035716][ T32] r4:e08cddc0 ** 4 printk messages dropped ** [ 1331.035905][ T32] r9:83018005 r8:84b7a400 r7:00000000 r6:83018000 r5:00001000 r4:7f09b000 ** 9 printk messages dropped ** [ 1331.036289][ T32] r4:84b0bc80 ** 6 printk messages dropped ** [ 1331.036516][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1331.036811][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1331.037124][ T32] r5:8518bc00 r4:829189bc [ 1331.037143][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 4 printk messages dropped ** [ 1331.037372][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1331.037843][ T32] r5:8465a78c r4:8465a400 ** 4 printk messages dropped ** [ 1331.038020][ T32] r4:850ee880 ** 5 printk messages dropped ** [ 1331.038274][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1331.039023][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) ** 12 printk messages dropped ** [ 1331.039493][ T32] r4:e08cddc0 ** 4 printk messages dropped ** [ 1331.039688][ T32] r9:83018005 r8:84b7a400 r7:00000000 r6:83018000 r5:00001000 r4:7f09b000 ** 5 printk messages dropped ** [ 1331.039913][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1331.039953][ T32] r7:dddced40 r6:83018000 r5:85073f8c r4:84b0bc80 [ 1331.039972][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1331.040028][ T32] r10:61c88647 r9:84b7a400 r8:84b0bcac r7:82804d40 r6:dddced40 r5:dddced60 [ 1331.040069][ T32] r4:84b0bc80 [ 1331.040120][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1331.040188][ T32] r10:00000000 r9:84b0bc80 r8:8027ecf4 r7:e08b1e60 r6:85024480 r5:84b7a400 [ 1331.040228][ T32] r4:00000001 [ 1331.040271][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.040308][ T32] Exception stack(0xe08cdfb0 to 0xe08cdff8) [ 1331.040333][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1331.040359][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.040384][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.040411][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1331.040432][ T32] r4:850d97c0 [ 1331.040451][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.040531][ T32] INFO: task kworker/1:172:4352 blocked for more than 457 seconds. [ 1331.073459][ T32] Not tainted 6.15.0-syzkaller #0 [ 1331.073510][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.073534][ T32] task:kworker/1:172 state:D stack:0 pid:4352 tgid:4352 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.073639][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.073743][ T32] Call trace: [ 1331.073789][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1331.073846][ T32] r10:829189c0 r9:eade9d84 r8:00000002 r7:60000013 r6:eade9d8c r5:8518d400 [ 1331.073871][ T32] r4:8518d400 [ 1331.073891][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1331.073932][ T32] r5:8518d400 r4:829189bc [ 1331.073972][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.074036][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.074111][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eade9e08 [ 1331.074141][ T32] r4:00000000 [ 1331.074199][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1331.074240][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1331.074279][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1331.074319][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850ef740 [ 1331.074341][ T32] r4:00000000 [ 1331.074383][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1331.074451][ T32] r9:83018205 r8:8518d400 r7:00000000 r6:83018200 r5:00001000 r4:7f065000 [ 1331.074499][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1331.074542][ T32] r5:00001000 r4:eaa93000 [ 1331.074562][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1331.074600][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.074638][ T32] r5:8465af8c r4:8465ac00 [ 1331.074657][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1331.074700][ T32] r7:ddde2d40 r6:83018200 r5:8465af8c r4:850ee980 [ 1331.074720][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1331.074786][ T32] r10:61c88647 r9:8518d400 r8:850ee9ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1331.074811][ T32] r4:850ee980 [ 1331.074848][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1331.074920][ T32] r10:00000000 r9:850ee980 r8:8027ecf4 r7:eaddde60 r6:850eea00 r5:8518d400 [ 1331.074946][ T32] r4:00000001 [ 1331.074988][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.075039][ T32] Exception stack(0xeade9fb0 to 0xeade9ff8) [ 1331.075069][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1331.075173][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.075216][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.075272][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1331.075318][ T32] r4:850ef4c0 [ 1331.075845][ T32] INFO: task kworker/1:172:4352 is blocked on a mutex likely owned by task kworker/0:314:3957. [ 1331.075882][ T32] task:kworker/0:314 state:R running task stack:0 pid:3957 tgid:3957 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.075942][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.076034][ T32] Call trace: [ 1331.076083][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) ** 2 printk messages dropped ** [ 1331.076181][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 9 printk messages dropped ** [ 1331.076574][ T32] r4:e08cddc0 ** 4 printk messages dropped ** [ 1331.076781][ T32] r9:83018005 r8:84b7a400 r7:00000000 r6:83018000 r5:00001000 r4:7f09b000 ** 9 printk messages dropped ** [ 1331.077134][ T32] r4:84b0bc80 ** 6 printk messages dropped ** [ 1331.077335][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 10 printk messages dropped ** [ 1331.077794][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) ** 3 printk messages dropped ** [ 1331.077917][ T32] r5:8518e000 r4:829189bc ** 1 printk messages dropped ** [ 1331.077986][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) ** 7 printk messages dropped ** [ 1331.078290][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) ** 6 printk messages dropped ** [ 1331.078537][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) ** 11 printk messages dropped ** [ 1331.078973][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1331.079733][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1331.079943][ T32] r5:80050013 r4:80239bb0 ** 6 printk messages dropped ** [ 1331.080232][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9a40 ** 9 printk messages dropped ** [ 1331.089821][ T32] r7:dddced40 r6:83018000 r5:85073f8c r4:84b0bc80 ** 7 printk messages dropped ** [ 1331.090160][ T32] Exception stack(0xe08cdfb0 to 0xe08cdff8) ** 7 printk messages dropped ** [ 1331.090403][ T32] Not tainted 6.15.0-syzkaller #0 ** 8 printk messages dropped ** [ 1331.091362][ T32] r5:8518ec00 r4:829189bc [ 1331.091385][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1331.091492][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1331.091740][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) ** 7 printk messages dropped ** [ 1331.092019][ T32] r7:ddde2d40 r6:83018200 r5:8465b38c r4:850eeb80 [ 1331.092039][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1331.092090][ T32] r10:61c88647 r9:8518ec00 r8:850eebac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1331.092113][ T32] r4:850eeb80 [ 1331.092132][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1331.092174][ T32] r10:00000000 r9:850eeb80 r8:8027ecf4 r7:eadede60 r6:850eec00 r5:8518ec00 [ 1331.092226][ T32] r4:00000001 [ 1331.092250][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.092287][ T32] Exception stack(0xeade5fb0 to 0xeade5ff8) [ 1331.092314][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1331.092366][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.092404][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.092435][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1331.092457][ T32] r4:850ef800 [ 1331.092989][ T32] INFO: task kworker/1:174:4357 is blocked on a mutex likely owned by task kworker/0:314:3957. [ 1331.093026][ T32] task:kworker/0:314 state:R running task stack:0 pid:3957 tgid:3957 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.093096][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.093153][ T32] Call trace: [ 1331.093232][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1331.093285][ T32] r10:8280c9b4 r9:84b7a400 r8:80200be4 r7:e08cdd54 r6:ffffffff r5:84b7a400 [ 1331.093308][ T32] r4:00000000 [ 1331.093347][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.093390][ T32] Exception stack(0xe08cdd20 to 0xe08cdd68) [ 1331.093440][ T32] dd20: 87a2d000 e069b000 00000001 80239b98 7f323000 00000001 82ac11c4 82ac05a0 [ 1331.093471][ T32] dd40: 7f323000 e069b000 8280c9b4 e08cdd9c e08cdda0 e08cdd70 80230ad4 80239bb0 [ 1331.093494][ T32] dd60: 80050013 ffffffff [ 1331.093536][ T32] r5:80050013 r4:80239bb0 [ 1331.093579][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1331.093634][ T32] r4:82ac11e4 [ 1331.093667][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.093711][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08cddc0 r5:e08cde08 [ 1331.093734][ T32] r4:e08cddc0 [ 1331.093752][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1331.093793][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9a40 [ 1331.093853][ T32] r4:00000000 [ 1331.093875][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1331.093918][ T32] r9:83018005 r8:84b7a400 r7:00000000 r6:83018000 r5:00001000 r4:7f09b000 [ 1331.093960][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1331.094003][ T32] r5:00001000 r4:e06d3000 [ 1331.094046][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1331.094092][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.094168][ T32] r5:85073f8c r4:85073c00 [ 1331.094191][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1331.094235][ T32] r7:dddced40 r6:83018000 r5:85073f8c r4:84b0bc80 [ 1331.094270][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1331.094326][ T32] r10:61c88647 r9:84b7a400 r8:84b0bcac r7:82804d40 r6:dddced40 r5:dddced60 [ 1331.094372][ T32] r4:84b0bc80 [ 1331.094393][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1331.094438][ T32] r10:00000000 r9:84b0bc80 r8:8027ecf4 r7:e08b1e60 r6:85024480 r5:84b7a400 [ 1331.094482][ T32] r4:00000001 [ 1331.094504][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.094538][ T32] Exception stack(0xe08cdfb0 to 0xe08cdff8) [ 1331.094563][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1331.094590][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.094616][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.094657][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1331.094706][ T32] r4:850d97c0 [ 1331.094738][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.094794][ T32] INFO: task kworker/1:175:4359 blocked for more than 457 seconds. [ 1331.094828][ T32] Not tainted 6.15.0-syzkaller #0 [ 1331.094853][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.094894][ T32] task:kworker/1:175 state:D stack:0 pid:4359 tgid:4359 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.094951][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.095036][ T32] Call trace: [ 1331.095068][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1331.095156][ T32] r10:829189c0 r9:eadf1d84 r8:00000002 r7:60000113 r6:eadf1d8c r5:8518c800 ** 2 printk messages dropped ** [ 1331.095287][ T32] r5:8518c800 r4:829189bc [ 1331.095325][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.095377][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) ** 4 printk messages dropped ** [ 1331.095572][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) ** 8 printk messages dropped ** [ 1331.095935][ T32] r5:8465bb8c r4:8465b800 ** 4 printk messages dropped ** [ 1331.096167][ T32] r4:850eec80 ** 5 printk messages dropped ** [ 1331.096377][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1331.097324][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) ** 9 printk messages dropped ** [ 1331.097871][ T32] r4:82ac11e4 ** 4 printk messages dropped ** [ 1331.098053][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9a40 ** 9 printk messages dropped ** [ 1331.098705][ T32] r7:dddced40 r6:83018000 r5:85073f8c r4:84b0bc80 ** 9 printk messages dropped ** [ 1331.099073][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1331.099573][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1331.099860][ T32] r5:8518a400 r4:829189bc [ 1331.099880][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 4 printk messages dropped ** [ 1331.100117][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) ** 7 printk messages dropped ** [ 1331.100464][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) ** 8 printk messages dropped ** [ 1331.135870][ T32] r10:00000000 r9:850eed80 r8:8027ecf4 r7:eadf1e60 r6:850eee00 r5:8518a400 ** 10 printk messages dropped ** [ 1331.136906][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1331.137204][ T32] dd20: 881d6000 e069b000 00000001 80239b98 7f323000 00000001 82ac11c4 82ac05a0 ** 10 printk messages dropped ** [ 1331.137677][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1331.137973][ T32] r5:85073f8c r4:85073c00 ** 3 printk messages dropped ** [ 1331.138106][ T32] r10:61c88647 r9:84b7a400 r8:84b0bcac r7:82804d40 r6:dddced40 r5:dddced60 [ 1331.138128][ T32] r4:84b0bc80 [ 1331.138145][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1331.138188][ T32] r10:00000000 r9:84b0bc80 r8:8027ecf4 r7:e08b1e60 r6:85024480 r5:84b7a400 [ 1331.138210][ T32] r4:00000001 [ 1331.138228][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.138260][ T32] Exception stack(0xe08cdfb0 to 0xe08cdff8) [ 1331.138296][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1331.138348][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.138390][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.138420][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1331.138442][ T32] r4:850d97c0 [ 1331.138487][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.138520][ T32] INFO: task kworker/1:177:4362 blocked for more than 457 seconds. [ 1331.138553][ T32] Not tainted 6.15.0-syzkaller #0 [ 1331.138578][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.138598][ T32] task:kworker/1:177 state:D stack:0 pid:4362 tgid:4362 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.138676][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.138728][ T32] Call trace: [ 1331.138806][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1331.138855][ T32] r10:829189c0 r9:eadf9d84 r8:00000002 r7:60000013 r6:eadf9d8c r5:8517d400 [ 1331.138877][ T32] r4:8517d400 [ 1331.138895][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1331.138934][ T32] r5:8517d400 r4:829189bc [ 1331.138954][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.138993][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.139038][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eadf9e08 [ 1331.139060][ T32] r4:00000000 [ 1331.139103][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1331.139176][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1331.139215][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1331.139271][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850eff00 [ 1331.139296][ T32] r4:00000000 [ 1331.139335][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1331.139378][ T32] r9:83018205 r8:8517d400 r7:00000000 r6:83018200 r5:00001000 r4:7f0a9000 [ 1331.139422][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1331.139464][ T32] r5:00001000 r4:eac07000 [ 1331.139484][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1331.139522][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.139558][ T32] r5:8502038c r4:85020000 [ 1331.139601][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1331.139667][ T32] r7:ddde2d40 r6:83018200 r5:8502038c r4:850eee80 [ 1331.139690][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1331.139746][ T32] r10:61c88647 r9:8517d400 r8:850eeeac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1331.139791][ T32] r4:850eee80 [ 1331.139813][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1331.139877][ T32] r10:00000000 r9:850eee80 r8:8027ecf4 r7:eadf5e60 r6:850eef00 r5:8517d400 [ 1331.139903][ T32] r4:00000001 [ 1331.139942][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.139979][ T32] Exception stack(0xeadf9fb0 to 0xeadf9ff8) [ 1331.140004][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1331.140051][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.140098][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.140129][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1331.140151][ T32] r4:850ef800 [ 1331.140575][ T32] INFO: task kworker/1:177:4362 is blocked on a mutex likely owned by task kworker/0:314:3957. [ 1331.152732][ T32] task:kworker/0:314 state:R running task stack:0 pid:3957 tgid:3957 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.152867][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.152954][ T32] Call trace: [ 1331.153008][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1331.153068][ T32] r10:8280c9b4 r9:84b7a400 r8:80200be4 r7:e08cdd54 r6:ffffffff r5:84b7a400 [ 1331.153101][ T32] r4:00000000 [ 1331.153122][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.153160][ T32] Exception stack(0xe08cdd20 to 0xe08cdd68) [ 1331.153220][ T32] dd20: 885fc000 e069b000 00000001 80239b98 7f323000 00000001 82ac11c4 82ac05a0 [ 1331.153253][ T32] dd40: 7f323000 e069b000 8280c9b4 e08cdd9c e08cdda0 e08cdd70 80230ad4 80239bb0 [ 1331.153276][ T32] dd60: 80050013 ffffffff [ 1331.153320][ T32] r5:80050013 r4:80239bb0 [ 1331.153343][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1331.153388][ T32] r4:82ac11e4 [ 1331.153425][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.153480][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08cddc0 r5:e08cde08 ** 2 printk messages dropped ** [ 1331.153616][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9a40 ** 8 printk messages dropped ** [ 1331.153950][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) ** 10 printk messages dropped ** [ 1331.154325][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1331.154906][ T32] task:kworker/1:178 state:D stack:0 pid:4364 tgid:4364 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1331.155465][ T32] r5:85250000 r4:829189bc ** 1 printk messages dropped ** [ 1331.155572][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) ** 3 printk messages dropped ** [ 1331.155768][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1331.155817][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1331.155875][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850f1e40 [ 1331.155906][ T32] r4:00000000 [ 1331.155931][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1331.155999][ T32] r9:83018205 r8:85250000 r7:00000000 r6:83018200 r5:00001000 r4:7f0ab000 [ 1331.156029][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1331.156083][ T32] r5:00001000 r4:eac1b000 [ 1331.156173][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1331.156228][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.156280][ T32] r5:8502078c r4:85020400 [ 1331.156306][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1331.156362][ T32] r7:ddde2d40 r6:83018200 r5:8502078c r4:850eef80 [ 1331.156408][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1331.156471][ T32] r10:61c88647 r9:85250000 r8:850eefac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1331.156517][ T32] r4:850eef80 [ 1331.156643][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1331.156691][ T32] r10:00000000 r9:850eef80 r8:8027ecf4 r7:eadf9e60 r6:84b4f000 r5:85250000 [ 1331.156712][ T32] r4:00000001 [ 1331.156748][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.156847][ T32] Exception stack(0xeadfdfb0 to 0xeadfdff8) [ 1331.156878][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1331.156906][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.156942][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.156974][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1331.157050][ T32] r4:850f1e40 [ 1331.157639][ T32] INFO: task kworker/1:178:4364 is blocked on a mutex likely owned by task kworker/0:314:3957. [ 1331.157680][ T32] task:kworker/0:314 state:R running task stack:0 pid:3957 tgid:3957 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.157797][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.157885][ T32] Call trace: [ 1331.157947][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1331.158023][ T32] r10:8280c9b4 r9:84b7a400 r8:80200be4 r7:e08cdd54 r6:ffffffff r5:84b7a400 [ 1331.158051][ T32] r4:00000000 [ 1331.158070][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.158118][ T32] Exception stack(0xe08cdd20 to 0xe08cdd68) [ 1331.158245][ T32] dd20: 885fc000 e069b000 00000001 80239b98 7f323000 00000001 82ac11c4 82ac05a0 [ 1331.158277][ T32] dd40: 7f323000 e069b000 8280c9b4 e08cdd9c e08cdda0 e08cdd70 80230ad4 80239bb0 [ 1331.158359][ T32] dd60: 80050013 ffffffff [ 1331.158386][ T32] r5:80050013 r4:80239bb0 [ 1331.158493][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1331.158650][ T32] r4:82ac11e4 [ 1331.158681][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.158736][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08cddc0 r5:e08cde08 [ 1331.158764][ T32] r4:e08cddc0 [ 1331.158814][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1331.158941][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9a40 [ 1331.158974][ T32] r4:00000000 [ 1331.159015][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1331.159137][ T32] r9:83018005 r8:84b7a400 r7:00000000 r6:83018000 r5:00001000 r4:7f09b000 [ 1331.159228][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1331.159307][ T32] r5:00001000 r4:e06d3000 [ 1331.159336][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1331.159388][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.159450][ T32] r5:85073f8c r4:85073c00 [ 1331.159472][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1331.159657][ T32] r4:84b0bc80 ** 6 printk messages dropped ** [ 1331.159959][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1331.160339][ T32] Call trace: ** 4 printk messages dropped ** [ 1331.160565][ T32] r5:85250c00 r4:829189bc [ 1331.160625][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.183744][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.183845][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eae01e08 [ 1331.183871][ T32] r4:00000000 [ 1331.183891][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1331.183953][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1331.184002][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1331.184047][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba4040 [ 1331.184070][ T32] r4:00000000 [ 1331.184110][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1331.184184][ T32] r9:83018205 r8:85250c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0ad000 [ 1331.184211][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1331.184255][ T32] r5:00001000 r4:eac29000 [ 1331.184275][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1331.184356][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.184421][ T32] r5:85020b8c r4:85020800 [ 1331.184445][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1331.184525][ T32] r7:ddde2d40 r6:83018200 r5:85020b8c r4:84b4f080 [ 1331.184574][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1331.184649][ T32] r10:61c88647 r9:85250c00 r8:84b4f0ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1331.184675][ T32] r4:84b4f080 [ 1331.184726][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1331.184805][ T32] r10:00000000 r9:84b4f080 r8:8027ecf4 r7:eadfde60 r6:84b4f100 r5:85250c00 [ 1331.184831][ T32] r4:00000001 [ 1331.184872][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.184920][ T32] Exception stack(0xeae01fb0 to 0xeae01ff8) [ 1331.184954][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 2 printk messages dropped ** [ 1331.185102][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 10 printk messages dropped ** [ 1331.186146][ T32] dd20: 88c54000 e069b000 00000001 80239b98 7f323000 00000001 82ac11c4 82ac05a0 ** 9 printk messages dropped ** [ 1331.186507][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9a40 ** 8 printk messages dropped ** [ 1331.186835][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) ** 10 printk messages dropped ** [ 1331.187267][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1331.187574][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1331.187796][ T32] r5:85208000 r4:829189bc [ 1331.187835][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 1 printk messages dropped ** [ 1331.187921][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eae0de08 ** 8 printk messages dropped ** [ 1331.188207][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) ** 7 printk messages dropped ** [ 1331.188482][ T32] r10:61c88647 r9:85208000 r8:84b4f1ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 10 printk messages dropped ** [ 1331.188804][ T32] r4:84ba4080 ** 5 printk messages dropped ** [ 1331.189479][ T32] r10:8280c9b4 r9:84b7a400 r8:80200be4 r7:e08cdd54 r6:ffffffff r5:84b7a400 ** 11 printk messages dropped ** [ 1331.189900][ T32] r4:e08cddc0 ** 2 printk messages dropped ** [ 1331.189992][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1331.190255][ T32] r5:85073f8c r4:85073c00 ** 3 printk messages dropped ** [ 1331.190378][ T32] r10:61c88647 r9:84b7a400 r8:84b0bcac r7:82804d40 r6:dddced40 r5:dddced60 [ 1331.190399][ T32] r4:84b0bc80 [ 1331.190429][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1331.190487][ T32] r10:00000000 r9:84b0bc80 r8:8027ecf4 r7:e08b1e60 r6:85024480 r5:84b7a400 [ 1331.190567][ T32] r4:00000001 [ 1331.216203][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.216507][ T32] Exception stack(0xe08cdfb0 to 0xe08cdff8) [ 1331.216589][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1331.216654][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.216740][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.216813][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1331.216866][ T32] r4:850d97c0 [ 1331.216920][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.216983][ T32] INFO: task kworker/1:181:4370 blocked for more than 457 seconds. [ 1331.217051][ T32] Not tainted 6.15.0-syzkaller #0 [ 1331.217110][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.217157][ T32] task:kworker/1:181 state:D stack:0 pid:4370 tgid:4370 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.217306][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.217459][ T32] Call trace: [ 1331.217536][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1331.217695][ T32] r10:829189c0 r9:eae15d84 r8:00000002 r7:60000013 r6:eae15d8c r5:8520bc00 [ 1331.217754][ T32] r4:8520bc00 [ 1331.217798][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1331.217888][ T32] r5:8520bc00 r4:829189bc [ 1331.217963][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.218050][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.218169][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eae15e08 [ 1331.218216][ T32] r4:00000000 [ 1331.218258][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1331.218361][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1331.218454][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1331.218547][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba4140 [ 1331.218595][ T32] r4:00000000 [ 1331.218637][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1331.218729][ T32] r9:83018205 r8:8520bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f0b1000 [ 1331.218776][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1331.218860][ T32] r5:00001000 r4:eac4b000 [ 1331.218933][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1331.219052][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.219170][ T32] r5:8502138c r4:85021000 [ 1331.219249][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1331.219354][ T32] r7:ddde2d40 r6:83018200 r5:8502138c r4:84b4f200 [ 1331.219408][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1331.219501][ T32] r10:61c88647 r9:8520bc00 r8:84b4f22c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1331.219548][ T32] r4:84b4f200 [ 1331.219591][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1331.219680][ T32] r10:00000000 r9:84b4f200 r8:8027ecf4 r7:eae0de60 r6:85107a00 r5:8520bc00 [ 1331.219732][ T32] r4:00000001 [ 1331.219778][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.219852][ T32] Exception stack(0xeae15fb0 to 0xeae15ff8) [ 1331.219909][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1331.219973][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.220100][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.220171][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1331.220219][ T32] r4:84ba4140 [ 1331.225325][ T32] INFO: task kworker/1:181:4370 is blocked on a mutex likely owned by task kworker/0:314:3957. [ 1331.225500][ T32] task:kworker/0:314 state:R running task stack:0 pid:3957 tgid:3957 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.225663][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.225781][ T32] Call trace: [ 1331.225855][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1331.225968][ T32] r10:8280c9b4 r9:84b7a400 r8:80200be4 r7:e08cdd54 r6:ffffffff r5:84b7a400 [ 1331.226019][ T32] r4:00000000 [ 1331.226118][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.226209][ T32] Exception stack(0xe08cdd20 to 0xe08cdd68) [ 1331.226278][ T32] dd20: 89014000 e069b000 00000001 80239b98 7f323000 00000001 82ac11c4 82ac05a0 [ 1331.226355][ T32] dd40: 7f323000 e069b000 8280c9b4 e08cdd9c e08cdda0 e08cdd70 80230ad4 80239bb0 [ 1331.226410][ T32] dd60: 80050013 ffffffff [ 1331.226463][ T32] r5:80050013 r4:80239bb0 [ 1331.226507][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1331.226597][ T32] r4:82ac11e4 [ 1331.226650][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.226742][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08cddc0 r5:e08cde08 [ 1331.226792][ T32] r4:e08cddc0 [ 1331.226835][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1331.226924][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9a40 [ 1331.227004][ T32] r4:00000000 [ 1331.227056][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1331.227180][ T32] r9:83018005 r8:84b7a400 r7:00000000 r6:83018000 r5:00001000 r4:7f09b000 [ 1331.227228][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1331.227314][ T32] r5:00001000 r4:e06d3000 [ 1331.227366][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1331.227471][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.227563][ T32] r5:85073f8c r4:85073c00 [ 1331.227609][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1331.227704][ T32] r7:dddced40 r6:83018000 r5:85073f8c r4:84b0bc80 [ 1331.227773][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1331.227871][ T32] r10:61c88647 r9:84b7a400 r8:84b0bcac r7:82804d40 r6:dddced40 r5:dddced60 [ 1331.227923][ T32] r4:84b0bc80 [ 1331.227967][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1331.228061][ T32] r10:00000000 r9:84b0bc80 r8:8027ecf4 r7:e08b1e60 r6:85024480 r5:84b7a400 [ 1331.228111][ T32] r4:00000001 [ 1331.228187][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.228294][ T32] Exception stack(0xe08cdfb0 to 0xe08cdff8) [ 1331.228365][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1331.228427][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.228484][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.228546][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1331.228599][ T32] r4:850d97c0 [ 1331.228649][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.228713][ T32] INFO: task kworker/1:182:4372 blocked for more than 457 seconds. [ 1331.228782][ T32] Not tainted 6.15.0-syzkaller #0 [ 1331.228836][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.228880][ T32] task:kworker/1:182 state:D stack:0 pid:4372 tgid:4372 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.228978][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.229067][ T32] Call trace: [ 1331.229175][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1331.229271][ T32] r10:829189c0 r9:eae21d84 r8:00000002 r7:60000113 r6:eae21d8c r5:8520b000 [ 1331.229362][ T32] r4:8520b000 [ 1331.229415][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1331.229498][ T32] r5:8520b000 r4:829189bc [ 1331.229541][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.229623][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.229720][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eae21e08 [ 1331.229770][ T32] r4:00000000 [ 1331.229817][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1331.229900][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1331.229978][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1331.230102][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba4700 [ 1331.230188][ T32] r4:00000000 [ 1331.230270][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1331.230381][ T32] r9:83018205 r8:8520b000 r7:00000000 r6:83018200 r5:00001000 r4:7f0b5000 [ 1331.230429][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1331.230511][ T32] r5:00001000 r4:eae27000 [ 1331.255345][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1331.255620][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.255722][ T32] r5:85021b8c r4:85021800 [ 1331.255772][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1331.255920][ T32] r7:ddde2d40 r6:83018200 r5:85021b8c r4:84b4f280 [ 1331.255976][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1331.256133][ T32] r10:61c88647 r9:8520b000 r8:84b4f2ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1331.256191][ T32] r4:84b4f280 [ 1331.256277][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1331.256392][ T32] r10:00000000 r9:84b4f280 r8:8027ecf4 r7:eae15e60 r6:85107a80 r5:8520b000 [ 1331.256445][ T32] r4:00000001 [ 1331.256490][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.256566][ T32] Exception stack(0xeae21fb0 to 0xeae21ff8) [ 1331.256659][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1331.256725][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.256783][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.256844][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1331.256907][ T32] r4:84ba4280 ** 1 printk messages dropped ** [ 1331.257972][ T32] task:kworker/0:314 state:R running task stack:0 pid:3957 tgid:3957 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 8 printk messages dropped ** [ 1331.258984][ T32] dd40: 7f323000 e069b000 8280c9b4 e08cdd9c e08cdda0 e08cdd70 80230ad4 80239bb0 ** 6 printk messages dropped ** [ 1331.259526][ T32] r4:e08cddc0 ** 2 printk messages dropped ** [ 1331.259730][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1331.259871][ T32] r9:83018005 r8:84b7a400 r7:00000000 r6:83018000 r5:00001000 r4:7f09b000 [ 1331.259917][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1331.259998][ T32] r5:00001000 r4:e06d3000 [ 1331.260043][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1331.260125][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.260213][ T32] r5:85073f8c r4:85073c00 [ 1331.260257][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1331.260350][ T32] r7:dddced40 r6:83018000 r5:85073f8c r4:84b0bc80 [ 1331.260396][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1331.260495][ T32] r10:61c88647 r9:84b7a400 r8:84b0bcac r7:82804d40 r6:dddced40 r5:dddced60 [ 1331.275606][ T32] r4:84b0bc80 [ 1331.275748][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1331.275895][ T32] r10:00000000 r9:84b0bc80 r8:8027ecf4 r7:e08b1e60 r6:85024480 r5:84b7a400 [ 1331.275947][ T32] r4:00000001 [ 1331.276025][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.276115][ T32] Exception stack(0xe08cdfb0 to 0xe08cdff8) [ 1331.276181][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1331.276251][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.276347][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.276449][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1331.276507][ T32] r4:850d97c0 [ 1331.276587][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.276675][ T32] INFO: task kworker/1:183:4373 blocked for more than 457 seconds. [ 1331.276749][ T32] Not tainted 6.15.0-syzkaller #0 [ 1331.276803][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.276878][ T32] task:kworker/1:183 state:D stack:0 pid:4373 tgid:4373 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.276998][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.277092][ T32] Call trace: [ 1331.277211][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1331.277320][ T32] r10:829189c0 r9:eae25d84 r8:00000002 r7:60000013 r6:eae25d8c r5:8520d400 [ 1331.277375][ T32] r4:8520d400 [ 1331.277418][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1331.277506][ T32] r5:8520d400 r4:829189bc [ 1331.277554][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.277637][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.277730][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eae25e08 [ 1331.277777][ T32] r4:00000000 [ 1331.277820][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1331.277914][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1331.278001][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1331.278090][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba4540 [ 1331.278140][ T32] r4:00000000 [ 1331.278186][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1331.278276][ T32] r9:83018205 r8:8520d400 r7:00000000 r6:83018200 r5:00001000 r4:7f0b3000 [ 1331.278321][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1331.278419][ T32] r5:00001000 r4:eac59000 [ 1331.278472][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1331.278564][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.278652][ T32] r5:8502178c r4:85021400 [ 1331.278696][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1331.278836][ T32] r7:ddde2d40 r6:83018200 r5:8502178c r4:84b4f300 [ 1331.278888][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1331.278985][ T32] r10:61c88647 r9:8520d400 r8:84b4f32c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1331.279063][ T32] r4:84b4f300 [ 1331.279154][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1331.279289][ T32] r10:00000000 r9:84b4f300 r8:8027ecf4 r7:eae21e60 r6:85107b00 r5:8520d400 [ 1331.279351][ T32] r4:00000001 [ 1331.279395][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.279472][ T32] Exception stack(0xeae25fb0 to 0xeae25ff8) [ 1331.279526][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1331.279589][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.279646][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.279708][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1331.279755][ T32] r4:84ba4280 [ 1331.298949][ T32] INFO: task kworker/1:183:4373 is blocked on a mutex likely owned by task kworker/0:314:3957. [ 1331.299155][ T32] task:kworker/0:314 state:R running task stack:0 pid:3957 tgid:3957 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.299350][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.299544][ T32] Call trace: [ 1331.299622][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1331.299866][ T32] r10:8280c9b4 r9:84b7a400 r8:80200be4 r7:e08cdd54 r6:ffffffff r5:84b7a400 [ 1331.299955][ T32] r4:00000000 [ 1331.300007][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.300092][ T32] Exception stack(0xe08cdd20 to 0xe08cdd68) [ 1331.300163][ T32] dd20: 896a3000 e069b000 00000001 80239b98 7f323000 00000001 82ac11c4 82ac05a0 [ 1331.300224][ T32] dd40: 7f323000 e069b000 8280c9b4 e08cdd9c e08cdda0 e08cdd70 80230ad4 80239bb0 [ 1331.300276][ T32] dd60: 80050013 ffffffff [ 1331.300325][ T32] r5:80050013 r4:80239bb0 [ 1331.300380][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1331.300469][ T32] r4:82ac11e4 [ 1331.300574][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.317581][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08cddc0 r5:e08cde08 [ 1331.317676][ T32] r4:e08cddc0 [ 1331.317725][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1331.317854][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9a40 [ 1331.317904][ T32] r4:00000000 [ 1331.317947][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1331.318040][ T32] r9:83018005 r8:84b7a400 r7:00000000 r6:83018000 r5:00001000 r4:7f09b000 [ 1331.318116][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1331.318214][ T32] r5:00001000 r4:e06d3000 [ 1331.318259][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1331.318374][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.318464][ T32] r5:85073f8c r4:85073c00 [ 1331.318510][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1331.318631][ T32] r7:dddced40 r6:83018000 r5:85073f8c r4:84b0bc80 [ 1331.318684][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1331.318808][ T32] r10:61c88647 r9:84b7a400 r8:84b0bcac r7:82804d40 r6:dddced40 r5:dddced60 [ 1331.318864][ T32] r4:84b0bc80 [ 1331.318909][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1331.319056][ T32] r10:00000000 r9:84b0bc80 r8:8027ecf4 r7:e08b1e60 r6:85024480 r5:84b7a400 [ 1331.319136][ T32] r4:00000001 [ 1331.319184][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.319264][ T32] Exception stack(0xe08cdfb0 to 0xe08cdff8) [ 1331.319327][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1331.319398][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.319463][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.319530][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1331.319580][ T32] r4:850d97c0 [ 1331.319629][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.319691][ T32] INFO: task kworker/0:441:4379 blocked for more than 457 seconds. [ 1331.319757][ T32] Not tainted 6.15.0-syzkaller #0 [ 1331.319810][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.319856][ T32] task:kworker/0:441 state:D stack:0 pid:4379 tgid:4379 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.319971][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.320059][ T32] Call trace: [ 1331.320134][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1331.320234][ T32] r10:829189c0 r9:eae19d84 r8:00000002 r7:60000113 r6:eae19d8c r5:8520e000 [ 1331.320281][ T32] r4:8520e000 [ 1331.320326][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1331.320451][ T32] r5:8520e000 r4:829189bc [ 1331.324570][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.324751][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.324852][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eae19e08 [ 1331.324905][ T32] r4:00000000 [ 1331.324994][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1331.325085][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1331.325174][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1331.325262][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a7e680 [ 1331.325311][ T32] r4:00000000 [ 1331.325379][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1331.325481][ T32] r9:83018005 r8:8520e000 r7:00000000 r6:83018000 r5:00001000 r4:7f02d000 [ 1331.325528][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1331.325615][ T32] r5:00001000 r4:dfd69000 [ 1331.325677][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1331.325800][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.325904][ T32] r5:84ad378c r4:84ad3400 [ 1331.325955][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1331.326076][ T32] r7:dddced40 r6:83018000 r5:84ad378c r4:85107b80 [ 1331.326132][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1331.326229][ T32] r10:61c88647 r9:8520e000 r8:85107bac r7:82804d40 r6:dddced40 r5:dddced60 [ 1331.326277][ T32] r4:85107b80 [ 1331.326321][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1331.326486][ T32] r10:00000000 r9:85107b80 r8:8027ecf4 r7:eac6de60 r6:85107c00 r5:8520e000 [ 1331.326537][ T32] r4:00000001 [ 1331.326581][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.326656][ T32] Exception stack(0xeae19fb0 to 0xeae19ff8) [ 1331.326720][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1331.326783][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.326843][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.326908][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1331.326986][ T32] r4:84a7e400 [ 1331.327996][ T32] INFO: task kworker/0:441:4379 is blocked on a mutex likely owned by task kworker/0:314:3957. [ 1331.328076][ T32] task:kworker/0:314 state:R running task stack:0 pid:3957 tgid:3957 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.328350][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.328450][ T32] Call trace: [ 1331.328517][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1331.328620][ T32] r10:8280c9b4 r9:84b7a400 r8:80200be4 r7:e08cdd54 r6:ffffffff r5:84b7a400 [ 1331.328668][ T32] r4:00000000 [ 1331.328710][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.328792][ T32] Exception stack(0xe08cdd20 to 0xe08cdd68) [ 1331.328856][ T32] dd20: 89b04000 e069b000 00000001 80239b98 7f323000 00000001 82ac11c4 82ac05a0 [ 1331.328935][ T32] dd40: 7f323000 e069b000 8280c9b4 e08cdd9c e08cdda0 e08cdd70 80230ad4 80239bb0 [ 1331.328997][ T32] dd60: 80050013 ffffffff [ 1331.329048][ T32] r5:80050013 r4:80239bb0 [ 1331.329091][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1331.329183][ T32] r4:82ac11e4 [ 1331.329228][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.329347][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08cddc0 r5:e08cde08 [ 1331.329405][ T32] r4:e08cddc0 [ 1331.329484][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1331.329607][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9a40 [ 1331.329689][ T32] r4:00000000 [ 1331.329738][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1331.329835][ T32] r9:83018005 r8:84b7a400 r7:00000000 r6:83018000 r5:00001000 r4:7f09b000 [ 1331.329882][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1331.329967][ T32] r5:00001000 r4:e06d3000 [ 1331.330010][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1331.330131][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.330251][ T32] r5:85073f8c r4:85073c00 [ 1331.330301][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1331.330402][ T32] r7:dddced40 r6:83018000 r5:85073f8c r4:84b0bc80 [ 1331.330449][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1331.346406][ T32] r10:61c88647 r9:84b7a400 r8:84b0bcac r7:82804d40 r6:dddced40 r5:dddced60 [ 1331.346557][ T32] r4:84b0bc80 [ 1331.346609][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1331.346756][ T32] r10:00000000 r9:84b0bc80 r8:8027ecf4 r7:e08b1e60 r6:85024480 r5:84b7a400 [ 1331.346804][ T32] r4:00000001 [ 1331.346846][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.346922][ T32] Exception stack(0xe08cdfb0 to 0xe08cdff8) [ 1331.346984][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1331.347046][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.347173][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.347249][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1331.347318][ T32] r4:850d97c0 [ 1331.347388][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.347450][ T32] INFO: task kworker/0:442:4380 blocked for more than 457 seconds. [ 1331.347515][ T32] Not tainted 6.15.0-syzkaller #0 [ 1331.347566][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.347612][ T32] task:kworker/0:442 state:D stack:0 pid:4380 tgid:4380 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.347733][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.347825][ T32] Call trace: [ 1331.347896][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1331.348006][ T32] r10:829189c0 r9:eae05d84 r8:00000002 r7:60000113 r6:eae05d8c r5:8520ec00 [ 1331.348119][ T32] r4:8520ec00 [ 1331.348175][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1331.348262][ T32] r5:8520ec00 r4:829189bc [ 1331.348310][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.348405][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.348499][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eae05e08 [ 1331.348580][ T32] r4:00000000 [ 1331.348630][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1331.348740][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1331.348831][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1331.348921][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a7e9c0 [ 1331.349000][ T32] r4:00000000 [ 1331.349052][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1331.349148][ T32] r9:83018005 r8:8520ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f031000 [ 1331.349197][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1331.349281][ T32] r5:00001000 r4:e003f000 [ 1331.349326][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1331.349418][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.349515][ T32] r5:84ad3f8c r4:84ad3c00 [ 1331.349558][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1331.349644][ T32] r7:dddced40 r6:83018000 r5:84ad3f8c r4:85107c80 [ 1331.349693][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1331.349784][ T32] r10:61c88647 r9:8520ec00 r8:85107cac r7:82804d40 r6:dddced40 r5:dddced60 [ 1331.349829][ T32] r4:85107c80 [ 1331.349874][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1331.349966][ T32] r10:00000000 r9:85107c80 r8:8027ecf4 r7:eac6de60 r6:85107d00 r5:8520ec00 [ 1331.350020][ T32] r4:00000001 [ 1331.350067][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.350143][ T32] Exception stack(0xeae05fb0 to 0xeae05ff8) [ 1331.350199][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1331.350290][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.350361][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.350426][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1331.350476][ T32] r4:84a7e400 [ 1331.365324][ T32] INFO: task kworker/0:442:4380 is blocked on a mutex likely owned by task kworker/0:314:3957. [ 1331.365520][ T32] task:kworker/0:314 state:R running task stack:0 pid:3957 tgid:3957 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.365679][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.365834][ T32] Call trace: [ 1331.365911][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1331.366027][ T32] r10:8280c9b4 r9:84b7a400 r8:80200be4 r7:e08cdd54 r6:ffffffff r5:84b7a400 [ 1331.366077][ T32] r4:00000000 [ 1331.366126][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.366210][ T32] Exception stack(0xe08cdd20 to 0xe08cdd68) [ 1331.366305][ T32] dd20: 89f4f000 e069b000 00000001 80239b98 7f323000 00000001 82ac11c4 82ac05a0 [ 1331.366384][ T32] dd40: 7f323000 e069b000 8280c9b4 e08cdd9c e08cdda0 e08cdd70 80230ad4 80239bb0 [ 1331.366532][ T32] dd60: 80050013 ffffffff [ 1331.366604][ T32] r5:80050013 r4:80239bb0 [ 1331.366653][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1331.366751][ T32] r4:82ac11e4 [ 1331.366797][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.366887][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08cddc0 r5:e08cde08 [ 1331.367022][ T32] r4:e08cddc0 [ 1331.367074][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1331.367206][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9a40 [ 1331.367255][ T32] r4:00000000 [ 1331.367332][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1331.367443][ T32] r9:83018005 r8:84b7a400 r7:00000000 r6:83018000 r5:00001000 r4:7f09b000 [ 1331.367491][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1331.367702][ T32] r5:00001000 r4:e06d3000 [ 1331.367808][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1331.367931][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.368078][ T32] r5:85073f8c r4:85073c00 [ 1331.368143][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1331.368239][ T32] r7:dddced40 r6:83018000 r5:85073f8c r4:84b0bc80 [ 1331.368344][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1331.368447][ T32] r10:61c88647 r9:84b7a400 r8:84b0bcac r7:82804d40 r6:dddced40 r5:dddced60 [ 1331.368500][ T32] r4:84b0bc80 [ 1331.368551][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1331.368648][ T32] r10:00000000 r9:84b0bc80 r8:8027ecf4 r7:e08b1e60 r6:85024480 r5:84b7a400 [ 1331.368701][ T32] r4:00000001 [ 1331.368799][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.368913][ T32] Exception stack(0xe08cdfb0 to 0xe08cdff8) [ 1331.368976][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1331.369065][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.369138][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.369229][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1331.369285][ T32] r4:850d97c0 [ 1331.369335][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.369407][ T32] INFO: task kworker/1:184:4383 blocked for more than 457 seconds. [ 1331.369475][ T32] Not tainted 6.15.0-syzkaller #0 [ 1331.369531][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.369576][ T32] task:kworker/1:184 state:D stack:0 pid:4383 tgid:4383 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.369672][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.369761][ T32] Call trace: [ 1331.369830][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1331.369924][ T32] r10:829189c0 r9:eac61d84 r8:00000002 r7:60000113 r6:eac61d8c r5:8520c800 [ 1331.369972][ T32] r4:8520c800 [ 1331.370016][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1331.370121][ T32] r5:8520c800 r4:829189bc [ 1331.370205][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.370299][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.370405][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eac61e08 [ 1331.370455][ T32] r4:00000000 [ 1331.391300][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1331.391545][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1331.391637][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1331.391730][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a7e7c0 [ 1331.391785][ T32] r4:00000000 [ 1331.391830][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1331.391923][ T32] r9:83018205 r8:8520c800 r7:00000000 r6:83018200 r5:00001000 r4:7f02f000 [ 1331.391978][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1331.392090][ T32] r5:00001000 r4:dfff9000 [ 1331.392144][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1331.392241][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.392334][ T32] r5:84ad3b8c r4:84ad3800 [ 1331.392385][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1331.392508][ T32] r7:ddde2d40 r6:83018200 r5:84ad3b8c r4:84b4f380 [ 1331.392563][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1331.392659][ T32] r10:61c88647 r9:8520c800 r8:84b4f3ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1331.392709][ T32] r4:84b4f380 [ 1331.392752][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1331.392847][ T32] r10:00000000 r9:84b4f380 r8:8027ecf4 r7:eae21e60 r6:85107d80 r5:8520c800 [ 1331.392923][ T32] r4:00000001 [ 1331.392970][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.393048][ T32] Exception stack(0xeac61fb0 to 0xeac61ff8) [ 1331.393164][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1331.393238][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.393329][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.393412][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1331.393462][ T32] r4:84ba4880 [ 1331.394494][ T32] INFO: task kworker/1:184:4383 is blocked on a mutex likely owned by task kworker/0:314:3957. [ 1331.394579][ T32] task:kworker/0:314 state:R running task stack:0 pid:3957 tgid:3957 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.394821][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.394922][ T32] Call trace: [ 1331.395018][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1331.395178][ T32] r10:8280c9b4 r9:84b7a400 r8:80200be4 r7:e08cdd54 r6:ffffffff r5:84b7a400 [ 1331.395239][ T32] r4:00000000 [ 1331.395284][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.395378][ T32] Exception stack(0xe08cdd20 to 0xe08cdd68) [ 1331.395445][ T32] dd20: 8a28d000 e069b000 00000001 80239b98 7f323000 00000001 82ac11c4 82ac05a0 [ 1331.395507][ T32] dd40: 7f323000 e069b000 8280c9b4 e08cdd9c e08cdda0 e08cdd70 80230ad4 80239bb0 [ 1331.395588][ T32] dd60: 80050013 ffffffff [ 1331.395645][ T32] r5:80050013 r4:80239bb0 [ 1331.395694][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1331.395783][ T32] r4:82ac11e4 [ 1331.395831][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.395914][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08cddc0 r5:e08cde08 [ 1331.395964][ T32] r4:e08cddc0 [ 1331.396006][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1331.396144][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9a40 [ 1331.396201][ T32] r4:00000000 [ 1331.396245][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1331.396337][ T32] r9:83018005 r8:84b7a400 r7:00000000 r6:83018000 r5:00001000 r4:7f09b000 [ 1331.396396][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1331.396510][ T32] r5:00001000 r4:e06d3000 [ 1331.396558][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1331.396644][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.396729][ T32] r5:85073f8c r4:85073c00 [ 1331.396773][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1331.396866][ T32] r7:dddced40 r6:83018000 r5:85073f8c r4:84b0bc80 [ 1331.396911][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1331.397034][ T32] r10:61c88647 r9:84b7a400 r8:84b0bcac r7:82804d40 r6:dddced40 r5:dddced60 [ 1331.397094][ T32] r4:84b0bc80 [ 1331.397174][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1331.397290][ T32] r10:00000000 r9:84b0bc80 r8:8027ecf4 r7:e08b1e60 r6:85024480 r5:84b7a400 [ 1331.397351][ T32] r4:00000001 [ 1331.397395][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.397471][ T32] Exception stack(0xe08cdfb0 to 0xe08cdff8) [ 1331.397528][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1331.397590][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.397651][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.397741][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1331.397796][ T32] r4:850d97c0 [ 1331.397846][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.397936][ T32] INFO: task kworker/1:185:4384 blocked for more than 457 seconds. [ 1331.398010][ T32] Not tainted 6.15.0-syzkaller #0 [ 1331.398065][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.398112][ T32] task:kworker/1:185 state:D stack:0 pid:4384 tgid:4384 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.398211][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.398299][ T32] Call trace: [ 1331.398397][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1331.398498][ T32] r10:829189c0 r9:ead0dd84 r8:00000002 r7:60000113 r6:ead0dd8c r5:8520a400 [ 1331.398547][ T32] r4:8520a400 [ 1331.398590][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1331.398673][ T32] r5:8520a400 r4:829189bc [ 1331.398716][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.398853][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.398960][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ead0de08 [ 1331.399009][ T32] r4:00000000 [ 1331.399082][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1331.399195][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1331.399276][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1331.399379][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba4d80 [ 1331.399434][ T32] r4:00000000 [ 1331.399505][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1331.399600][ T32] r9:83018205 r8:8520a400 r7:00000000 r6:83018200 r5:00001000 r4:7f06b000 [ 1331.399645][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1331.399731][ T32] r5:00001000 r4:e04fd000 [ 1331.399776][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1331.399857][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.399940][ T32] r5:8502238c r4:85022000 [ 1331.399984][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1331.400071][ T32] r7:ddde2d40 r6:83018200 r5:8502238c r4:84b4f400 [ 1331.400118][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1331.400241][ T32] r10:61c88647 r9:8520a400 r8:84b4f42c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1331.400297][ T32] r4:84b4f400 [ 1331.400345][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1331.400442][ T32] r10:00000000 r9:84b4f400 r8:8027ecf4 r7:eac61e60 r6:85107e80 r5:8520a400 [ 1331.400488][ T32] r4:00000001 [ 1331.400565][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.424483][ T32] Exception stack(0xead0dfb0 to 0xead0dff8) [ 1331.424598][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1331.424665][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.424722][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.424796][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1331.424847][ T32] r4:84ba4880 [ 1331.425828][ T32] INFO: task kworker/1:185:4384 is blocked on a mutex likely owned by task kworker/0:314:3957. [ 1331.425936][ T32] task:kworker/0:314 state:R running task stack:0 pid:3957 tgid:3957 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.426091][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.426217][ T32] Call trace: [ 1331.426292][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1331.426445][ T32] r10:8280c9b4 r9:84b7a400 r8:80200be4 r7:e08cdd54 r6:ffffffff r5:84b7a400 [ 1331.426503][ T32] r4:00000000 [ 1331.426548][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.426637][ T32] Exception stack(0xe08cdd20 to 0xe08cdd68) [ 1331.426702][ T32] dd20: 8a53a000 e069b000 00000001 80239b98 7f323000 00000001 82ac11c4 82ac05a0 [ 1331.426817][ T32] dd40: 7f323000 e069b000 8280c9b4 e08cdd9c e08cdda0 e08cdd70 80230ad4 80239bb0 [ 1331.426875][ T32] dd60: 80050013 ffffffff [ 1331.426926][ T32] r5:80050013 r4:80239bb0 [ 1331.426972][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1331.427064][ T32] r4:82ac11e4 [ 1331.427137][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.427237][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08cddc0 r5:e08cde08 [ 1331.427286][ T32] r4:e08cddc0 [ 1331.427329][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1331.427432][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9a40 [ 1331.427481][ T32] r4:00000000 [ 1331.427524][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1331.427619][ T32] r9:83018005 r8:84b7a400 r7:00000000 r6:83018000 r5:00001000 r4:7f09b000 [ 1331.427698][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1331.427795][ T32] r5:00001000 r4:e06d3000 [ 1331.427841][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1331.427922][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.428003][ T32] r5:85073f8c r4:85073c00 [ 1331.428050][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1331.428150][ T32] r7:dddced40 r6:83018000 r5:85073f8c r4:84b0bc80 [ 1331.428196][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1331.428289][ T32] r10:61c88647 r9:84b7a400 r8:84b0bcac r7:82804d40 r6:dddced40 r5:dddced60 [ 1331.428345][ T32] r4:84b0bc80 [ 1331.428390][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1331.428516][ T32] r10:00000000 r9:84b0bc80 r8:8027ecf4 r7:e08b1e60 r6:85024480 r5:84b7a400 [ 1331.428572][ T32] r4:00000001 [ 1331.428643][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.428722][ T32] Exception stack(0xe08cdfb0 to 0xe08cdff8) [ 1331.428779][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1331.428872][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.428939][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.429001][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1331.429051][ T32] r4:850d97c0 [ 1331.429115][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.429186][ T32] INFO: task kworker/0:443:4385 blocked for more than 457 seconds. [ 1331.429256][ T32] Not tainted 6.15.0-syzkaller #0 [ 1331.429310][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.429417][ T32] task:kworker/0:443 state:D stack:0 pid:4385 tgid:4385 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.429524][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.429610][ T32] Call trace: [ 1331.429676][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1331.429801][ T32] r10:829189c0 r9:ead1dd84 r8:00000002 r7:60000013 r6:ead1dd8c r5:8463d400 [ 1331.429856][ T32] r4:8463d400 [ 1331.429899][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1331.429982][ T32] r5:8463d400 r4:829189bc [ 1331.430028][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.430113][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.430212][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ead1de08 [ 1331.430262][ T32] r4:00000000 [ 1331.430306][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1331.430396][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1331.430504][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1331.448670][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a7eb00 [ 1331.448759][ T32] r4:00000000 [ 1331.448837][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1331.448976][ T32] r9:83018005 r8:8463d400 r7:00000000 r6:83018000 r5:00001000 r4:7f033000 [ 1331.449027][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1331.449120][ T32] r5:00001000 r4:e007f000 [ 1331.449168][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1331.449251][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.449333][ T32] r5:845e1b8c r4:845e1800 [ 1331.449386][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1331.449482][ T32] r7:dddced40 r6:83018000 r5:845e1b8c r4:85107e00 [ 1331.449528][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1331.449622][ T32] r10:61c88647 r9:8463d400 r8:85107e2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1331.449670][ T32] r4:85107e00 [ 1331.449716][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1331.449839][ T32] r10:00000000 r9:85107e00 r8:8027ecf4 r7:eac6de60 r6:85107f00 r5:8463d400 [ 1331.449892][ T32] r4:00000001 [ 1331.449943][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.450025][ T32] Exception stack(0xead1dfb0 to 0xead1dff8) [ 1331.450086][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1331.450152][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.450209][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.450272][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1331.450320][ T32] r4:84a7ea40 [ 1331.467866][ T32] INFO: task kworker/0:443:4385 is blocked on a mutex likely owned by task kworker/0:314:3957. [ 1331.468167][ T32] task:kworker/0:314 state:R running task stack:0 pid:3957 tgid:3957 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.468800][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.469259][ T32] Call trace: [ 1331.469460][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1331.470090][ T32] r10:8280c9b4 r9:84b7a400 r8:80200be4 r7:e08cdd54 r6:ffffffff r5:84b7a400 [ 1331.470196][ T32] r4:00000000 [ 1331.470248][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.470572][ T32] Exception stack(0xe08cdd20 to 0xe08cdd68) [ 1331.476609][ T32] dd20: 8aa18000 e069b000 00000001 80239b98 7f323000 00000001 82ac11c4 82ac05a0 [ 1331.476901][ T32] dd40: 7f323000 e069b000 8280c9b4 e08cdd9c e08cdda0 e08cdd70 80230ad4 80239bb0 [ 1331.477091][ T32] dd60: 80050013 ffffffff [ 1331.477157][ T32] r5:80050013 r4:80239bb0 [ 1331.477231][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1331.477364][ T32] r4:82ac11e4 [ 1331.477430][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.477541][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08cddc0 r5:e08cde08 [ 1331.477680][ T32] r4:e08cddc0 [ 1331.477733][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1331.477837][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9a40 [ 1331.477903][ T32] r4:00000000 [ 1331.477992][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1331.478093][ T32] r9:83018005 r8:84b7a400 r7:00000000 r6:83018000 r5:00001000 r4:7f09b000 [ 1331.478145][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1331.478233][ T32] r5:00001000 r4:e06d3000 [ 1331.478277][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1331.478377][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.478461][ T32] r5:85073f8c r4:85073c00 [ 1331.478538][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1331.478637][ T32] r7:dddced40 r6:83018000 r5:85073f8c r4:84b0bc80 [ 1331.478742][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1331.478844][ T32] r10:61c88647 r9:84b7a400 r8:84b0bcac r7:82804d40 r6:dddced40 r5:dddced60 [ 1331.478916][ T32] r4:84b0bc80 [ 1331.478966][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1331.479060][ T32] r10:00000000 r9:84b0bc80 r8:8027ecf4 r7:e08b1e60 r6:85024480 r5:84b7a400 [ 1331.479169][ T32] r4:00000001 [ 1331.479355][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.479441][ T32] Exception stack(0xe08cdfb0 to 0xe08cdff8) [ 1331.479629][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1331.479700][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.479758][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.479820][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1331.479874][ T32] r4:850d97c0 [ 1331.479985][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.480058][ T32] INFO: task kworker/0:444:4388 blocked for more than 457 seconds. [ 1331.480127][ T32] Not tainted 6.15.0-syzkaller #0 [ 1331.480181][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.480230][ T32] task:kworker/0:444 state:D stack:0 pid:4388 tgid:4388 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.480351][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.480443][ T32] Call trace: [ 1331.480581][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1331.501681][ T32] r10:829189c0 r9:eacedd84 r8:00000002 r7:60000113 r6:eacedd8c r5:85210000 [ 1331.501839][ T32] r4:85210000 [ 1331.501895][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1331.502131][ T32] r5:85210000 r4:829189bc [ 1331.502187][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.502364][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.502467][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eacede08 [ 1331.502566][ T32] r4:00000000 [ 1331.502787][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1331.502883][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1331.502971][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1331.503091][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e7540 [ 1331.503170][ T32] r4:00000000 [ 1331.503495][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1331.503614][ T32] r9:83018005 r8:85210000 r7:00000000 r6:83018000 r5:00001000 r4:7f06f000 [ 1331.503833][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1331.504281][ T32] r5:00001000 r4:e0605000 [ 1331.504488][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1331.504793][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.504887][ T32] r5:851ec78c r4:851ec400 [ 1331.504983][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1331.505080][ T32] r7:dddced40 r6:83018000 r5:851ec78c r4:85107f80 [ 1331.505132][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1331.505316][ T32] r10:61c88647 r9:85210000 r8:85107fac r7:82804d40 r6:dddced40 r5:dddced60 [ 1331.505377][ T32] r4:85107f80 [ 1331.505424][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1331.505519][ T32] r10:00000000 r9:85107f80 r8:8027ecf4 r7:eac6de60 r6:84b90000 r5:85210000 [ 1331.505586][ T32] r4:00000001 [ 1331.505700][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.505784][ T32] Exception stack(0xeacedfb0 to 0xeacedff8) [ 1331.505846][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1331.505908][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.505983][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.506051][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1331.506122][ T32] r4:84a7ec80 [ 1331.507108][ T32] INFO: task kworker/0:444:4388 is blocked on a mutex likely owned by task kworker/0:314:3957. [ 1331.507599][ T32] task:kworker/0:314 state:R running task stack:0 pid:3957 tgid:3957 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.507945][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.508080][ T32] Call trace: [ 1331.508160][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1331.508263][ T32] r10:8280c9b4 r9:84b7a400 r8:80200be4 r7:e08cdd54 r6:ffffffff r5:84b7a400 [ 1331.508314][ T32] r4:00000000 [ 1331.508367][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.508481][ T32] Exception stack(0xe08cdd20 to 0xe08cdd68) [ 1331.508553][ T32] dd20: 8ac1c000 e069b000 00000001 80239b98 7f323000 00000001 82ac11c4 82ac05a0 [ 1331.508614][ T32] dd40: 7f323000 e069b000 8280c9b4 e08cdd9c e08cdda0 e08cdd70 80230ad4 80239bb0 [ 1331.508683][ T32] dd60: 80050013 ffffffff [ 1331.508830][ T32] r5:80050013 r4:80239bb0 [ 1331.508880][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1331.508970][ T32] r4:82ac11e4 [ 1331.509014][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.509121][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08cddc0 r5:e08cde08 [ 1331.509174][ T32] r4:e08cddc0 [ 1331.509219][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1331.509358][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9a40 [ 1331.509459][ T32] r4:00000000 [ 1331.509526][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1331.509623][ T32] r9:83018005 r8:84b7a400 r7:00000000 r6:83018000 r5:00001000 r4:7f09b000 [ 1331.509700][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1331.509792][ T32] r5:00001000 r4:e06d3000 [ 1331.509835][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1331.509911][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.509992][ T32] r5:85073f8c r4:85073c00 [ 1331.510058][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1331.510187][ T32] r7:dddced40 r6:83018000 r5:85073f8c r4:84b0bc80 [ 1331.510237][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1331.510335][ T32] r10:61c88647 r9:84b7a400 r8:84b0bcac r7:82804d40 r6:dddced40 r5:dddced60 [ 1331.510392][ T32] r4:84b0bc80 [ 1331.510434][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1331.510555][ T32] r10:00000000 r9:84b0bc80 r8:8027ecf4 r7:e08b1e60 r6:85024480 r5:84b7a400 [ 1331.531436][ T32] r4:00000001 [ 1331.531573][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.531698][ T32] Exception stack(0xe08cdfb0 to 0xe08cdff8) [ 1331.531803][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1331.531911][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.531977][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.532041][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1331.532144][ T32] r4:850d97c0 [ 1331.532203][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.532280][ T32] INFO: task kworker/1:186:4390 blocked for more than 458 seconds. [ 1331.532359][ T32] Not tainted 6.15.0-syzkaller #0 [ 1331.532445][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.532499][ T32] task:kworker/1:186 state:D stack:0 pid:4390 tgid:4390 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.532617][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.532707][ T32] Call trace: [ 1331.532774][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1331.532877][ T32] r10:829189c0 r9:ead29d84 r8:00000002 r7:60000113 r6:ead29d8c r5:85211800 [ 1331.532951][ T32] r4:85211800 [ 1331.532994][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1331.533102][ T32] r5:85211800 r4:829189bc [ 1331.533157][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.533240][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.533595][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ead29e08 [ 1331.533812][ T32] r4:00000000 [ 1331.533946][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1331.534172][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1331.534266][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1331.534362][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba4c80 [ 1331.534414][ T32] r4:00000000 [ 1331.534459][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1331.534552][ T32] r9:83018205 r8:85211800 r7:00000000 r6:83018200 r5:00001000 r4:7f039000 [ 1331.534600][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1331.534708][ T32] r5:00001000 r4:e04cf000 [ 1331.534761][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1331.534847][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.534928][ T32] r5:85021f8c r4:85021c00 [ 1331.534972][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1331.535293][ T32] r7:ddde2d40 r6:83018200 r5:85021f8c r4:84b4f480 [ 1331.535484][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1331.535736][ T32] r10:61c88647 r9:85211800 r8:84b4f4ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1331.535851][ T32] r4:84b4f480 [ 1331.535900][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1331.535992][ T32] r10:00000000 r9:84b4f480 r8:8027ecf4 r7:ead0de60 r6:84b90100 r5:85211800 [ 1331.536039][ T32] r4:00000001 [ 1331.536083][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.536162][ T32] Exception stack(0xead29fb0 to 0xead29ff8) [ 1331.536217][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1331.536344][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.536411][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.536470][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1331.536671][ T32] r4:84ba4940 [ 1331.537615][ T32] INFO: task kworker/1:186:4390 is blocked on a mutex likely owned by task kworker/0:314:3957. [ 1331.538014][ T32] task:kworker/0:314 state:R running task stack:0 pid:3957 tgid:3957 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.538360][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.538563][ T32] Call trace: [ 1331.538633][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1331.538799][ T32] r10:8280c9b4 r9:84b7a400 r8:80200be4 r7:e08cdd54 r6:ffffffff r5:84b7a400 [ 1331.538855][ T32] r4:00000000 [ 1331.538898][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.539022][ T32] Exception stack(0xe08cdd20 to 0xe08cdd68) [ 1331.539092][ T32] dd20: 8aeb2000 e069b000 00000001 80239b98 7f323000 00000001 82ac11c4 82ac05a0 [ 1331.539190][ T32] dd40: 7f323000 e069b000 8280c9b4 e08cdd9c e08cdda0 e08cdd70 80230ad4 80239bb0 [ 1331.539248][ T32] dd60: 80050013 ffffffff [ 1331.539299][ T32] r5:80050013 r4:80239bb0 [ 1331.539350][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1331.539712][ T32] r4:82ac11e4 [ 1331.539766][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.539924][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08cddc0 r5:e08cde08 [ 1331.539978][ T32] r4:e08cddc0 [ 1331.540023][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1331.540147][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9a40 [ 1331.540243][ T32] r4:00000000 [ 1331.540291][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1331.540402][ T32] r9:83018005 r8:84b7a400 r7:00000000 r6:83018000 r5:00001000 r4:7f09b000 [ 1331.540491][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1331.574207][ T32] r5:00001000 r4:e06d3000 [ 1331.574360][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1331.574492][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.574748][ T32] r5:85073f8c r4:85073c00 [ 1331.574800][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1331.574898][ T32] r7:dddced40 r6:83018000 r5:85073f8c r4:84b0bc80 [ 1331.575015][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1331.575149][ T32] r10:61c88647 r9:84b7a400 r8:84b0bcac r7:82804d40 r6:dddced40 r5:dddced60 [ 1331.575269][ T32] r4:84b0bc80 [ 1331.575326][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1331.575431][ T32] r10:00000000 r9:84b0bc80 r8:8027ecf4 r7:e08b1e60 r6:85024480 r5:84b7a400 [ 1331.575482][ T32] r4:00000001 [ 1331.575542][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.575623][ T32] Exception stack(0xe08cdfb0 to 0xe08cdff8) [ 1331.575691][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1331.575751][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.575957][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.576025][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1331.576135][ T32] r4:850d97c0 [ 1331.576253][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.576370][ T32] INFO: task kworker/0:445:4391 blocked for more than 458 seconds. [ 1331.576446][ T32] Not tainted 6.15.0-syzkaller #0 [ 1331.576599][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.576832][ T32] task:kworker/0:445 state:D stack:0 pid:4391 tgid:4391 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.577005][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.577098][ T32] Call trace: [ 1331.577199][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1331.577351][ T32] r10:829189c0 r9:ead35d84 r8:00000002 r7:60000013 r6:ead35d8c r5:85212400 [ 1331.577408][ T32] r4:85212400 [ 1331.577468][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1331.577555][ T32] r5:85212400 r4:829189bc [ 1331.577600][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.577809][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.577910][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ead35e08 [ 1331.577962][ T32] r4:00000000 [ 1331.578020][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1331.578109][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1331.578267][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1331.578367][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a7ef40 [ 1331.578416][ T32] r4:00000000 [ 1331.578460][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1331.578805][ T32] r9:83018005 r8:85212400 r7:00000000 r6:83018000 r5:00001000 r4:7f037000 [ 1331.578925][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1331.579015][ T32] r5:00001000 r4:e019b000 [ 1331.579060][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1331.579166][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.579578][ T32] r5:851ec38c r4:851ec000 [ 1331.579627][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1331.579730][ T32] r7:dddced40 r6:83018000 r5:851ec38c r4:84b90080 [ 1331.579798][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1331.579926][ T32] r10:61c88647 r9:85212400 r8:84b900ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1331.579983][ T32] r4:84b90080 [ 1331.580026][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1331.580121][ T32] r10:00000000 r9:84b90080 r8:8027ecf4 r7:eacede60 r6:84b90180 r5:85212400 [ 1331.580232][ T32] r4:00000001 [ 1331.580282][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.580366][ T32] Exception stack(0xead35fb0 to 0xead35ff8) [ 1331.580425][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1331.580484][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.580609][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.599611][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1331.599700][ T32] r4:84a7ef00 [ 1331.605454][ T32] INFO: task kworker/0:445:4391 is blocked on a mutex likely owned by task kworker/0:314:3957. [ 1331.605611][ T32] task:kworker/0:314 state:R running task stack:0 pid:3957 tgid:3957 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.605785][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.606054][ T32] Call trace: [ 1331.606131][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1331.606244][ T32] r10:8280c9b4 r9:84b7a400 r8:80200be4 r7:e08cdd54 r6:ffffffff r5:84b7a400 [ 1331.606298][ T32] r4:00000000 [ 1331.606351][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.606537][ T32] Exception stack(0xe08cdd20 to 0xe08cdd68) [ 1331.606614][ T32] dd20: 8b61d000 e069b000 00000001 80239b98 7f323000 00000001 82ac11c4 82ac05a0 [ 1331.606681][ T32] dd40: 7f323000 e069b000 8280c9b4 e08cdd9c e08cdda0 e08cdd70 80230ad4 80239bb0 [ 1331.606735][ T32] dd60: 80050013 ffffffff [ 1331.606788][ T32] r5:80050013 r4:80239bb0 [ 1331.606922][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1331.607021][ T32] r4:82ac11e4 [ 1331.607069][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.607186][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08cddc0 r5:e08cde08 [ 1331.607237][ T32] r4:e08cddc0 [ 1331.607336][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1331.607440][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9a40 [ 1331.607491][ T32] r4:00000000 [ 1331.607538][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1331.607630][ T32] r9:83018005 r8:84b7a400 r7:00000000 r6:83018000 r5:00001000 r4:7f09b000 [ 1331.607680][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1331.607809][ T32] r5:00001000 r4:e06d3000 [ 1331.608021][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1331.608115][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.608258][ T32] r5:85073f8c r4:85073c00 [ 1331.608310][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1331.608409][ T32] r7:dddced40 r6:83018000 r5:85073f8c r4:84b0bc80 [ 1331.608469][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1331.608572][ T32] r10:61c88647 r9:84b7a400 r8:84b0bcac r7:82804d40 r6:dddced40 r5:dddced60 [ 1331.608620][ T32] r4:84b0bc80 [ 1331.608666][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1331.608761][ T32] r10:00000000 r9:84b0bc80 r8:8027ecf4 r7:e08b1e60 r6:85024480 r5:84b7a400 [ 1331.608817][ T32] r4:00000001 [ 1331.608863][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.608942][ T32] Exception stack(0xe08cdfb0 to 0xe08cdff8) [ 1331.609008][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1331.609074][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.609136][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.609198][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1331.609249][ T32] r4:850d97c0 [ 1331.609305][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.609394][ T32] INFO: task kworker/1:187:4394 blocked for more than 458 seconds. [ 1331.609468][ T32] Not tainted 6.15.0-syzkaller #0 [ 1331.609521][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.609751][ T32] task:kworker/1:187 state:D stack:0 pid:4394 tgid:4394 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.609960][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.610170][ T32] Call trace: [ 1331.610242][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1331.610385][ T32] r10:829189c0 r9:ead5dd84 r8:00000002 r7:60000113 r6:ead5dd8c r5:85213c00 [ 1331.610442][ T32] r4:85213c00 [ 1331.610486][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1331.636585][ T32] r5:85213c00 r4:829189bc [ 1331.636681][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.636822][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.636922][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ead5de08 [ 1331.637078][ T32] r4:00000000 [ 1331.637164][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1331.637252][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1331.637336][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1331.637444][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85015900 [ 1331.637495][ T32] r4:00000000 [ 1331.637539][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1331.637634][ T32] r9:83018205 r8:85213c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0a5000 [ 1331.637688][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1331.637791][ T32] r5:00001000 r4:eaf4f000 [ 1331.637837][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1331.637918][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.638011][ T32] r5:85023b8c r4:85023800 [ 1331.638079][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1331.638191][ T32] r7:ddde2d40 r6:83018200 r5:85023b8c r4:84b4f500 [ 1331.638259][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1331.638363][ T32] r10:61c88647 r9:85213c00 r8:84b4f52c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1331.638412][ T32] r4:84b4f500 [ 1331.639135][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1331.639246][ T32] r10:00000000 r9:84b4f500 r8:8027ecf4 r7:ead0de60 r6:84b90200 r5:85213c00 [ 1331.639298][ T32] r4:00000001 [ 1331.639386][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.639501][ T32] Exception stack(0xead5dfb0 to 0xead5dff8) [ 1331.639571][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1331.639655][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.639801][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.639870][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1331.639919][ T32] r4:84ba4dc0 [ 1331.650054][ T32] INFO: task kworker/1:187:4394 is blocked on a mutex likely owned by task kworker/0:314:3957. [ 1331.650222][ T32] task:kworker/0:314 state:R running task stack:0 pid:3957 tgid:3957 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.650400][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.650555][ T32] Call trace: [ 1331.652172][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1331.652361][ T32] r10:8280c9b4 r9:84b7a400 r8:80200be4 r7:e08cdd54 r6:ffffffff r5:84b7a400 [ 1331.652420][ T32] r4:00000000 [ 1331.652467][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.652641][ T32] Exception stack(0xe08cdd20 to 0xe08cdd68) [ 1331.652718][ T32] dd20: 8b982000 e069b000 00000001 80239b98 7f323000 00000001 82ac11c4 82ac05a0 ** 1 printk messages dropped ** [ 1331.652833][ T32] dd60: 80050013 ffffffff ** 5 printk messages dropped ** [ 1331.653228][ T32] r4:e08cddc0 ** 4 printk messages dropped ** [ 1331.653584][ T32] r9:83018005 r8:84b7a400 r7:00000000 r6:83018000 r5:00001000 r4:7f09b000 ** 7 printk messages dropped ** [ 1331.654982][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) ** 10 printk messages dropped ** [ 1331.656789][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 9 printk messages dropped ** [ 1331.657714][ T32] r10:829189c0 r9:ead71d84 r8:00000002 r7:60000113 r6:ead71d8c r5:85214800 ** 2 printk messages dropped ** [ 1331.658197][ T32] r5:85214800 r4:829189bc [ 1331.658247][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.658419][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.658655][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ead71e08 [ 1331.658709][ T32] r4:00000000 [ 1331.658891][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1331.658978][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1331.659132][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1331.659232][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba4e80 [ 1331.659347][ T32] r4:00000000 [ 1331.659426][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1331.659522][ T32] r9:83018205 r8:85214800 r7:00000000 r6:83018200 r5:00001000 r4:7f06d000 [ 1331.659570][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1331.659654][ T32] r5:00001000 r4:e05c7000 [ 1331.659701][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1331.659949][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.660047][ T32] r5:8502278c r4:85022400 [ 1331.660095][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1331.660267][ T32] r7:ddde2d40 r6:83018200 r5:8502278c r4:84b4f580 [ 1331.660319][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1331.660424][ T32] r10:61c88647 r9:85214800 r8:84b4f5ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1331.660510][ T32] r4:84b4f580 [ 1331.687085][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1331.687284][ T32] r10:00000000 r9:84b4f580 r8:8027ecf4 r7:ead5de60 r6:84b90280 r5:85214800 [ 1331.687348][ T32] r4:00000001 [ 1331.687396][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.687616][ T32] Exception stack(0xead71fb0 to 0xead71ff8) [ 1331.687686][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1331.687808][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.687873][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.687959][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1331.688037][ T32] r4:84ba4c00 [ 1331.689028][ T32] INFO: task kworker/1:188:4396 is blocked on a mutex likely owned by task kworker/0:314:3957. [ 1331.689111][ T32] task:kworker/0:314 state:R running task stack:0 pid:3957 tgid:3957 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.689258][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.689367][ T32] Call trace: [ 1331.689442][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1331.689547][ T32] r10:8280c9b4 r9:84b7a400 r8:80200be4 r7:e08cdd54 r6:ffffffff r5:84b7a400 [ 1331.689604][ T32] r4:00000000 [ 1331.689680][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.689771][ T32] Exception stack(0xe08cdd20 to 0xe08cdd68) [ 1331.689867][ T32] dd20: 8bd9f000 e069b000 00000001 80239b98 7f323000 00000001 82ac11c4 82ac05a0 [ 1331.689938][ T32] dd40: 7f323000 e069b000 8280c9b4 e08cdd9c e08cdda0 e08cdd70 80230ad4 80239bb0 [ 1331.689991][ T32] dd60: 80050013 ffffffff [ 1331.690043][ T32] r5:80050013 r4:80239bb0 [ 1331.690088][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1331.690213][ T32] r4:82ac11e4 [ 1331.690266][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.690362][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08cddc0 r5:e08cde08 [ 1331.690412][ T32] r4:e08cddc0 [ 1331.690455][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1331.711210][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9a40 [ 1331.711370][ T32] r4:00000000 [ 1331.711440][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1331.711869][ T32] r9:83018005 r8:84b7a400 r7:00000000 r6:83018000 r5:00001000 r4:7f09b000 ** 6 printk messages dropped ** [ 1331.712949][ T32] r7:dddced40 r6:83018000 r5:85073f8c r4:84b0bc80 ** 6 printk messages dropped ** [ 1331.713479][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 8 printk messages dropped ** [ 1331.714790][ T32] Not tainted 6.15.0-syzkaller #0 ** 5 printk messages dropped ** [ 1331.716088][ T32] r10:829189c0 r9:ead7dd84 r8:00000002 r7:60000113 r6:ead7dd8c r5:85210c00 ** 2 printk messages dropped ** [ 1331.716437][ T32] r5:85210c00 r4:829189bc [ 1331.716484][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1331.716751][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1331.717090][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85109200 ** 7 printk messages dropped ** [ 1331.718154][ T32] r5:85022b8c r4:85022800 ** 4 printk messages dropped ** [ 1331.719831][ T32] r4:84b4f600 ** 5 printk messages dropped ** [ 1331.751790][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1331.753914][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) ** 11 printk messages dropped ** [ 1331.755219][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08cddc0 r5:e08cde08 [ 1331.756179][ T32] r4:e08cddc0 [ 1331.756232][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1331.756323][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9a40 [ 1331.756410][ T32] r4:00000000 [ 1331.756459][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1331.756746][ T32] r9:83018005 r8:84b7a400 r7:00000000 r6:83018000 r5:00001000 r4:7f09b000 [ 1331.756888][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1331.756981][ T32] r5:00001000 r4:e06d3000 [ 1331.757025][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1331.757117][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.757222][ T32] r5:85073f8c r4:85073c00 [ 1331.757275][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1331.757367][ T32] r7:dddced40 r6:83018000 r5:85073f8c r4:84b0bc80 [ 1331.757414][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1331.757506][ T32] r10:61c88647 r9:84b7a400 r8:84b0bcac r7:82804d40 r6:dddced40 r5:dddced60 [ 1331.757694][ T32] r4:84b0bc80 [ 1331.757745][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1331.757978][ T32] r10:00000000 r9:84b0bc80 r8:8027ecf4 r7:e08b1e60 r6:85024480 r5:84b7a400 [ 1331.758034][ T32] r4:00000001 [ 1331.758193][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.758352][ T32] Exception stack(0xe08cdfb0 to 0xe08cdff8) [ 1331.758971][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1331.759039][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.759188][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.759319][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1331.759485][ T32] r4:850d97c0 [ 1331.759539][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.760340][ T32] INFO: task kworker/0:446:4398 blocked for more than 458 seconds. [ 1331.760416][ T32] Not tainted 6.15.0-syzkaller #0 [ 1331.760471][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.760516][ T32] task:kworker/0:446 state:D stack:0 pid:4398 tgid:4398 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.760611][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.791185][ T32] Call trace: [ 1331.791327][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1331.791510][ T32] r10:829189c0 r9:ead91d84 r8:00000002 r7:60000013 r6:ead91d8c r5:85215400 [ 1331.791570][ T32] r4:85215400 [ 1331.791617][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1331.791743][ T32] r5:85215400 r4:829189bc [ 1331.791796][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.791883][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.791978][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ead91e08 [ 1331.792025][ T32] r4:00000000 [ 1331.792065][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1331.792151][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1331.792292][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1331.792443][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e77c0 [ 1331.792497][ T32] r4:00000000 [ 1331.792541][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1331.792665][ T32] r9:83018005 r8:85215400 r7:00000000 r6:83018000 r5:00001000 r4:7f073000 [ 1331.792720][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1331.792811][ T32] r5:00001000 r4:e0697000 [ 1331.792858][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1331.792959][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.793041][ T32] r5:851ecf8c r4:851ecc00 [ 1331.793083][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1331.793182][ T32] r7:dddced40 r6:83018000 r5:851ecf8c r4:84b90380 [ 1331.793228][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1331.793467][ T32] r10:61c88647 r9:85215400 r8:84b903ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1331.793524][ T32] r4:84b90380 [ 1331.793646][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1331.793749][ T32] r10:00000000 r9:84b90380 r8:8027ecf4 r7:eacede60 r6:84b90400 r5:85215400 [ 1331.793803][ T32] r4:00000001 [ 1331.793846][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.793926][ T32] Exception stack(0xead91fb0 to 0xead91ff8) [ 1331.793994][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1331.794111][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.794179][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.794241][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1331.794289][ T32] r4:850e7240 [ 1331.795308][ T32] INFO: task kworker/0:446:4398 is blocked on a mutex likely owned by task kworker/0:314:3957. [ 1331.795394][ T32] task:kworker/0:314 state:R running task stack:0 pid:3957 tgid:3957 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.795541][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.795751][ T32] Call trace: [ 1331.795822][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1331.795925][ T32] r10:8280c9b4 r9:84b7a400 r8:80200be4 r7:e08cdd54 r6:ffffffff r5:84b7a400 [ 1331.795973][ T32] r4:00000000 [ 1331.796032][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.796129][ T32] Exception stack(0xe08cdd20 to 0xe08cdd68) [ 1331.796196][ T32] dd20: 8caf5000 e069b000 00000001 80239b98 7f323000 00000001 82ac11c4 82ac05a0 [ 1331.796263][ T32] dd40: 7f323000 e069b000 8280c9b4 e08cdd9c e08cdda0 e08cdd70 80230ad4 80239bb0 [ 1331.796318][ T32] dd60: 80050013 ffffffff [ 1331.796372][ T32] r5:80050013 r4:80239bb0 [ 1331.796419][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1331.796508][ T32] r4:82ac11e4 [ 1331.796552][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.796688][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08cddc0 r5:e08cde08 [ 1331.796743][ T32] r4:e08cddc0 ** 1 printk messages dropped ** [ 1331.796930][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9a40 ** 7 printk messages dropped ** [ 1331.797477][ T32] r5:85073f8c r4:85073c00 ** 3 printk messages dropped ** [ 1331.797748][ T32] r10:61c88647 r9:84b7a400 r8:84b0bcac r7:82804d40 r6:dddced40 r5:dddced60 ** 8 printk messages dropped ** [ 1331.798397][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1331.798994][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1331.799506][ T32] r5:85216000 r4:829189bc [ 1331.799551][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 4 printk messages dropped ** [ 1331.799902][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1331.821433][ T32] r5:851ecb8c r4:851ec800 ** 4 printk messages dropped ** [ 1331.821845][ T32] r4:84b90480 ** 5 printk messages dropped ** [ 1331.822227][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1331.824502][ T32] r10:8280c9b4 r9:84b7a400 r8:80200be4 r7:e08cdd54 r6:ffffffff r5:84b7a400 ** 10 printk messages dropped ** [ 1331.825387][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08cddc0 r5:e08cde08 ** 3 printk messages dropped ** [ 1331.826171][ T32] r4:00000000 [ 1331.826224][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1331.826329][ T32] r9:83018005 r8:84b7a400 r7:00000000 r6:83018000 r5:00001000 r4:7f09b000 [ 1331.827136][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1331.827246][ T32] r5:00001000 r4:e06d3000 [ 1331.827398][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1331.827488][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.827571][ T32] r5:85073f8c r4:85073c00 [ 1331.827675][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1331.827773][ T32] r7:dddced40 r6:83018000 r5:85073f8c r4:84b0bc80 [ 1331.827989][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1331.828095][ T32] r10:61c88647 r9:84b7a400 r8:84b0bcac r7:82804d40 r6:dddced40 r5:dddced60 [ 1331.828148][ T32] r4:84b0bc80 [ 1331.828317][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1331.828423][ T32] r10:00000000 r9:84b0bc80 r8:8027ecf4 r7:e08b1e60 r6:85024480 r5:84b7a400 [ 1331.828474][ T32] r4:00000001 [ 1331.828519][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.828602][ T32] Exception stack(0xe08cdfb0 to 0xe08cdff8) [ 1331.828658][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1331.828722][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.828779][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.829010][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1331.829065][ T32] r4:850d97c0 [ 1331.829340][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.829762][ T32] INFO: task kworker/0:448:4403 blocked for more than 458 seconds. [ 1331.829844][ T32] Not tainted 6.15.0-syzkaller #0 [ 1331.829902][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.829961][ T32] task:kworker/0:448 state:D stack:0 pid:4403 tgid:4403 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.830070][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.830219][ T32] Call trace: [ 1331.830428][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1331.830580][ T32] r10:829189c0 r9:ead2dd84 r8:00000002 r7:60000113 r6:ead2dd8c r5:85216c00 [ 1331.862921][ T32] r4:85216c00 [ 1331.863004][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1331.863177][ T32] r5:85216c00 r4:829189bc [ 1331.863224][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.863313][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.863416][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ead2de08 [ 1331.863466][ T32] r4:00000000 [ 1331.863554][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1331.863664][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1331.863811][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1331.863908][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e78c0 [ 1331.863956][ T32] r4:00000000 [ 1331.864000][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1331.864099][ T32] r9:83018005 r8:85216c00 r7:00000000 r6:83018000 r5:00001000 r4:7f075000 [ 1331.864155][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1331.864243][ T32] r5:00001000 r4:e06d1000 [ 1331.864287][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1331.864369][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.864455][ T32] r5:851ed38c r4:851ed000 [ 1331.864499][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1331.864599][ T32] r7:dddced40 r6:83018000 r5:851ed38c r4:84b90600 [ 1331.864651][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1331.864746][ T32] r10:61c88647 r9:85216c00 r8:84b9062c r7:82804d40 r6:dddced40 r5:dddced60 [ 1331.864795][ T32] r4:84b90600 [ 1331.864868][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1331.864970][ T32] r10:00000000 r9:84b90600 r8:8027ecf4 r7:ead91e60 r6:84b90680 r5:85216c00 [ 1331.865296][ T32] r4:00000001 [ 1331.865351][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.865449][ T32] Exception stack(0xead2dfb0 to 0xead2dff8) [ 1331.865519][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1331.865588][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.865847][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.865918][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1331.865968][ T32] r4:850e7880 [ 1331.866943][ T32] INFO: task kworker/0:448:4403 is blocked on a mutex likely owned by task kworker/0:314:3957. [ 1331.867082][ T32] task:kworker/0:314 state:R running task stack:0 pid:3957 tgid:3957 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.867265][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.867366][ T32] Call trace: [ 1331.867434][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1331.867527][ T32] r10:8280c9b4 r9:84b7a400 r8:80200be4 r7:e08cdd54 r6:ffffffff r5:84b7a400 [ 1331.867593][ T32] r4:00000000 [ 1331.867640][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.867728][ T32] Exception stack(0xe08cdd20 to 0xe08cdd68) [ 1331.867792][ T32] dd20: 8d143000 e069b000 00000001 80239b98 7f323000 00000001 82ac11c4 82ac05a0 [ 1331.867960][ T32] dd40: 7f323000 e069b000 8280c9b4 e08cdd9c e08cdda0 e08cdd70 80230ad4 80239bb0 [ 1331.868021][ T32] dd60: 80050013 ffffffff [ 1331.868072][ T32] r5:80050013 r4:80239bb0 [ 1331.868125][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1331.868259][ T32] r4:82ac11e4 [ 1331.868312][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.868406][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08cddc0 r5:e08cde08 [ 1331.868456][ T32] r4:e08cddc0 [ 1331.868498][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1331.868583][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9a40 [ 1331.868632][ T32] r4:00000000 [ 1331.868673][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1331.868805][ T32] r9:83018005 r8:84b7a400 r7:00000000 r6:83018000 r5:00001000 r4:7f09b000 [ 1331.868861][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1331.869200][ T32] r5:00001000 r4:e06d3000 [ 1331.869253][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1331.869337][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.869437][ T32] r5:85073f8c r4:85073c00 [ 1331.869488][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1331.869762][ T32] r7:dddced40 r6:83018000 r5:85073f8c r4:84b0bc80 [ 1331.869813][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1331.869908][ T32] r10:61c88647 r9:84b7a400 r8:84b0bcac r7:82804d40 r6:dddced40 r5:dddced60 [ 1331.869960][ T32] r4:84b0bc80 [ 1331.870148][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1331.870248][ T32] r10:00000000 r9:84b0bc80 r8:8027ecf4 r7:e08b1e60 r6:85024480 r5:84b7a400 [ 1331.870299][ T32] r4:00000001 [ 1331.870341][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.870419][ T32] Exception stack(0xe08cdfb0 to 0xe08cdff8) [ 1331.870478][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1331.870537][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.899612][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.899810][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1331.899872][ T32] r4:850d97c0 [ 1331.899927][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.900124][ T32] INFO: task kworker/0:449:4405 blocked for more than 458 seconds. [ 1331.900202][ T32] Not tainted 6.15.0-syzkaller #0 [ 1331.900254][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.900303][ T32] task:kworker/0:449 state:D stack:0 pid:4405 tgid:4405 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.900487][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.901674][ T32] Call trace: ** 4 printk messages dropped ** [ 1331.902057][ T32] r5:85213000 r4:829189bc [ 1331.902110][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 1 printk messages dropped ** [ 1331.902287][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eae31e08 ** 5 printk messages dropped ** [ 1331.902755][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1331.903278][ T32] r5:851ee78c r4:851ee400 ** 1 printk messages dropped ** [ 1331.903413][ T32] r7:dddced40 r6:83018000 r5:851ee78c r4:84b90580 [ 1331.903459][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1331.903550][ T32] r10:61c88647 r9:85213000 r8:84b905ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1331.903601][ T32] r4:84b90580 [ 1331.903648][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1331.903741][ T32] r10:00000000 r9:84b90580 r8:8027ecf4 r7:ead2de60 r6:84b90700 r5:85213000 [ 1331.903825][ T32] r4:00000001 [ 1331.903935][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.904017][ T32] Exception stack(0xeae31fb0 to 0xeae31ff8) [ 1331.904101][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1331.904175][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.904236][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.904297][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1331.904364][ T32] r4:850e7740 [ 1331.905341][ T32] INFO: task kworker/0:449:4405 is blocked on a mutex likely owned by task kworker/0:314:3957. [ 1331.905446][ T32] task:kworker/0:314 state:R running task stack:0 pid:3957 tgid:3957 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.905585][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.905679][ T32] Call trace: [ 1331.906316][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1331.906540][ T32] r10:8280c9b4 r9:84b7a400 r8:80200be4 r7:e08cdd54 r6:ffffffff r5:84b7a400 [ 1331.907140][ T32] r4:00000000 [ 1331.907279][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.907370][ T32] Exception stack(0xe08cdd20 to 0xe08cdd68) [ 1331.907690][ T32] dd20: 8d4e9000 e069b000 00000001 80239b98 7f323000 00000001 82ac11c4 82ac05a0 [ 1331.907777][ T32] dd40: 7f323000 e069b000 8280c9b4 e08cdd9c e08cdda0 e08cdd70 80230ad4 80239bb0 [ 1331.908012][ T32] dd60: 80050013 ffffffff [ 1331.908094][ T32] r5:80050013 r4:80239bb0 [ 1331.908315][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1331.908412][ T32] r4:82ac11e4 [ 1331.908458][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.908545][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08cddc0 r5:e08cde08 [ 1331.908626][ T32] r4:e08cddc0 [ 1331.908676][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1331.908843][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9a40 [ 1331.908897][ T32] r4:00000000 [ 1331.908936][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) ** 3 printk messages dropped ** [ 1331.909239][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) ** 9 printk messages dropped ** [ 1331.910149][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1331.910517][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 3 printk messages dropped ** [ 1331.934949][ T32] INFO: task kworker/0:450:4406 blocked for more than 458 seconds. [ 1331.935030][ T32] Not tainted 6.15.0-syzkaller #0 [ 1331.935144][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.935201][ T32] task:kworker/0:450 state:D stack:0 pid:4406 tgid:4406 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.935321][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.935439][ T32] Call trace: [ 1331.935512][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1331.935759][ T32] r10:829189c0 r9:ead3dd84 r8:00000002 r7:60000013 r6:ead3dd8c r5:84928000 [ 1331.935817][ T32] r4:84928000 [ 1331.935863][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1331.935948][ T32] r5:84928000 r4:829189bc [ 1331.936107][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.936272][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.936375][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ead3de08 [ 1331.936425][ T32] r4:00000000 [ 1331.936467][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1331.936547][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1331.936631][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1331.936734][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e7a80 [ 1331.936786][ T32] r4:00000000 [ 1331.936889][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1331.936987][ T32] r9:83018005 r8:84928000 r7:00000000 r6:83018000 r5:00001000 r4:7f077000 [ 1331.937067][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1331.937221][ T32] r5:00001000 r4:e0703000 [ 1331.937337][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) ** 9 printk messages dropped ** [ 1331.938146][ T32] r4:00000001 ** 9 printk messages dropped ** [ 1331.939866][ T32] Workqueue: events bpf_prog_free_deferred ** 13 printk messages dropped ** [ 1331.971828][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08cddc0 r5:e08cde08 ** 14 printk messages dropped ** [ 1331.973137][ T32] r10:61c88647 r9:84b7a400 r8:84b0bcac r7:82804d40 r6:dddced40 r5:dddced60 ** 16 printk messages dropped ** [ 1331.974376][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1331.974821][ T32] r5:84928c00 r4:829189bc ** 3 printk messages dropped ** [ 1331.975084][ T32] r4:00000000 ** 7 printk messages dropped ** [ 1331.975651][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) ** 14 printk messages dropped ** [ 1331.976803][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 15 printk messages dropped ** [ 1331.979338][ T32] dd60: 80050013 ffffffff [ 1331.979388][ T32] r5:80050013 r4:80239bb0 [ 1331.979430][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1331.979518][ T32] r4:82ac11e4 [ 1331.979564][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.979648][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08cddc0 r5:e08cde08 [ 1331.979722][ T32] r4:e08cddc0 [ 1331.979802][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1331.979894][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9a40 [ 1331.979942][ T32] r4:00000000 [ 1331.979983][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1331.980071][ T32] r9:83018005 r8:84b7a400 r7:00000000 r6:83018000 r5:00001000 r4:7f09b000 [ 1331.980125][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1331.980208][ T32] r5:00001000 r4:e06d3000 [ 1331.980371][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1331.980638][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.011254][ T32] r5:85073f8c r4:85073c00 [ 1332.011379][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1332.011650][ T32] r7:dddced40 r6:83018000 r5:85073f8c r4:84b0bc80 [ 1332.011774][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1332.011878][ T32] r10:61c88647 r9:84b7a400 r8:84b0bcac r7:82804d40 r6:dddced40 r5:dddced60 [ 1332.011926][ T32] r4:84b0bc80 [ 1332.011969][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1332.012066][ T32] r10:00000000 r9:84b0bc80 r8:8027ecf4 r7:e08b1e60 r6:85024480 r5:84b7a400 [ 1332.012130][ T32] r4:00000001 [ 1332.012177][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.012263][ T32] Exception stack(0xe08cdfb0 to 0xe08cdff8) [ 1332.012325][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1332.012390][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.012447][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.012568][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1332.012803][ T32] r4:850d97c0 [ 1332.012861][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.012950][ T32] INFO: task kworker/0:452:4410 blocked for more than 458 seconds. [ 1332.013019][ T32] Not tainted 6.15.0-syzkaller #0 [ 1332.013174][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.013228][ T32] task:kworker/0:452 state:D stack:0 pid:4410 tgid:4410 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 3 printk messages dropped ** [ 1332.013823][ T32] r10:829189c0 r9:eae39d84 r8:00000002 r7:60000113 r6:eae39d8c r5:84929800 ** 2 printk messages dropped ** [ 1332.014200][ T32] r5:84929800 r4:829189bc ** 6 printk messages dropped ** [ 1332.015031][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) ** 16 printk messages dropped ** [ 1332.016872][ T32] r4:00000001 ** 10 printk messages dropped ** [ 1332.018846][ T32] Call trace: ** 10 printk messages dropped ** [ 1332.019689][ T32] r4:82ac11e4 ** 9 printk messages dropped ** [ 1332.020527][ T32] r5:00001000 r4:e06d3000 ** 7 printk messages dropped ** [ 1332.043027][ T32] r4:84b0bc80 ** 9 printk messages dropped ** [ 1332.043985][ T32] r4:850d97c0 ** 11 printk messages dropped ** [ 1332.046298][ T32] r5:8492a400 r4:829189bc ** 1 printk messages dropped ** [ 1332.046500][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) ** 14 printk messages dropped ** [ 1332.048767][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) ** 11 printk messages dropped ** [ 1332.050356][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.050418][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1332.051079][ T32] r4:850e7dc0 [ 1332.075879][ T32] INFO: task kworker/0:453:4413 is blocked on a mutex likely owned by task kworker/0:314:3957. [ 1332.075999][ T32] task:kworker/0:314 state:R running task stack:0 pid:3957 tgid:3957 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.076211][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.076657][ T32] Call trace: [ 1332.076786][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1332.077239][ T32] r10:8280c9b4 r9:84b7a400 r8:80200be4 r7:e08cdd54 r6:ffffffff r5:84b7a400 [ 1332.077458][ T32] r4:00000000 [ 1332.077790][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.077883][ T32] Exception stack(0xe08cdd20 to 0xe08cdd68) [ 1332.077951][ T32] dd20: 8e721000 e069b000 00000001 80239b98 7f323000 00000001 82ac11c4 82ac05a0 [ 1332.078030][ T32] dd40: 7f323000 e069b000 8280c9b4 e08cdd9c e08cdda0 e08cdd70 80230ad4 80239bb0 [ 1332.078087][ T32] dd60: 80050013 ffffffff [ 1332.078370][ T32] r5:80050013 r4:80239bb0 [ 1332.078421][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1332.078815][ T32] r4:82ac11e4 [ 1332.079059][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.079486][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08cddc0 r5:e08cde08 [ 1332.079589][ T32] r4:e08cddc0 [ 1332.079706][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1332.079833][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9a40 [ 1332.080293][ T32] r4:00000000 [ 1332.080571][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1332.101496][ T32] r9:83018005 r8:84b7a400 r7:00000000 r6:83018000 r5:00001000 r4:7f09b000 [ 1332.101588][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1332.101718][ T32] r5:00001000 r4:e06d3000 [ 1332.101764][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1332.101848][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.102002][ T32] r5:85073f8c r4:85073c00 [ 1332.102056][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1332.102161][ T32] r7:dddced40 r6:83018000 r5:85073f8c r4:84b0bc80 [ 1332.102210][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1332.102307][ T32] r10:61c88647 r9:84b7a400 r8:84b0bcac r7:82804d40 r6:dddced40 r5:dddced60 [ 1332.102372][ T32] r4:84b0bc80 [ 1332.102421][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1332.102631][ T32] r10:00000000 r9:84b0bc80 r8:8027ecf4 r7:e08b1e60 r6:85024480 r5:84b7a400 [ 1332.102689][ T32] r4:00000001 [ 1332.102753][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.102852][ T32] Exception stack(0xe08cdfb0 to 0xe08cdff8) [ 1332.102918][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1332.102979][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.103035][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.103105][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 5 printk messages dropped ** [ 1332.103496][ T32] task:kworker/0:454 state:D stack:0 pid:4414 tgid:4414 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1332.104184][ T32] r5:8492b000 r4:829189bc ** 1 printk messages dropped ** [ 1332.104316][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) ** 13 printk messages dropped ** [ 1332.105717][ T32] r5:851eff8c r4:851efc00 ** 7 printk messages dropped ** [ 1332.106446][ T32] r4:00000001 ** 6 printk messages dropped ** [ 1332.106984][ T32] r4:84b99080 ** 5 printk messages dropped ** [ 1332.108565][ T32] r10:8280c9b4 r9:84b7a400 r8:80200be4 r7:e08cdd54 r6:ffffffff r5:84b7a400 ** 8 printk messages dropped ** [ 1332.109462][ T32] r4:82ac11e4 ** 2 printk messages dropped ** [ 1332.109663][ T32] r4:e08cddc0 ** 2 printk messages dropped ** [ 1332.109843][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1332.110211][ T32] r5:00001000 r4:e06d3000 ** 2 printk messages dropped ** [ 1332.110478][ T32] r5:85073f8c r4:85073c00 ** 2 printk messages dropped ** [ 1332.144971][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) ** 4 printk messages dropped ** [ 1332.145451][ T32] r4:00000001 [ 1332.145495][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.145576][ T32] Exception stack(0xe08cdfb0 to 0xe08cdff8) [ 1332.145639][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1332.145700][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.145759][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.145820][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1332.145867][ T32] r4:850d97c0 [ 1332.145917][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.146122][ T32] INFO: task kworker/0:455:4417 blocked for more than 458 seconds. [ 1332.146196][ T32] Not tainted 6.15.0-syzkaller #0 [ 1332.146439][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.146533][ T32] task:kworker/0:455 state:D stack:0 pid:4417 tgid:4417 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.146800][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.146898][ T32] Call trace: [ 1332.146989][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1332.147112][ T32] r10:829189c0 r9:eae45d84 r8:00000002 r7:60000013 r6:eae45d8c r5:8492bc00 [ 1332.147249][ T32] r4:8492bc00 [ 1332.147364][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1332.147454][ T32] r5:8492bc00 r4:829189bc [ 1332.147503][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.147587][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.147680][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eae45e08 [ 1332.147795][ T32] r4:00000000 [ 1332.147843][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1332.147994][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1332.148081][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1332.148259][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b99300 [ 1332.148387][ T32] r4:00000000 [ 1332.148438][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1332.148528][ T32] r9:83018005 r8:8492bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 1332.148576][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1332.148746][ T32] r5:00001000 r4:eaaad000 [ 1332.148795][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1332.148878][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.148986][ T32] r5:851eeb8c r4:851ee800 [ 1332.149075][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1332.149255][ T32] r7:dddced40 r6:83018000 r5:851eeb8c r4:84b90c80 [ 1332.149307][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1332.149634][ T32] r10:61c88647 r9:8492bc00 r8:84b90cac r7:82804d40 r6:dddced40 r5:dddced60 [ 1332.149685][ T32] r4:84b90c80 [ 1332.149731][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1332.149952][ T32] r10:00000000 r9:84b90c80 r8:8027ecf4 r7:eae41e60 r6:84b90d00 r5:8492bc00 [ 1332.150006][ T32] r4:00000001 [ 1332.150048][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.150250][ T32] Exception stack(0xeae45fb0 to 0xeae45ff8) [ 1332.150311][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1332.150372][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.150478][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.160015][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1332.160227][ T32] r4:84b99180 [ 1332.161711][ T32] INFO: task kworker/0:455:4417 is blocked on a mutex likely owned by task kworker/0:314:3957. [ 1332.161840][ T32] task:kworker/0:314 state:R running task stack:0 pid:3957 tgid:3957 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.162022][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.162179][ T32] Call trace: [ 1332.162322][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1332.162438][ T32] r10:8280c9b4 r9:84b7a400 r8:80200be4 r7:e08cdd54 r6:ffffffff r5:84b7a400 [ 1332.162488][ T32] r4:00000000 [ 1332.162630][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.162715][ T32] Exception stack(0xe08cdd20 to 0xe08cdd68) [ 1332.162781][ T32] dd20: 8ee04000 e069b000 00000001 80239b98 7f323000 00000001 82ac11c4 82ac05a0 [ 1332.162870][ T32] dd40: 7f323000 e069b000 8280c9b4 e08cdd9c e08cdda0 e08cdd70 80230ad4 80239bb0 [ 1332.162984][ T32] dd60: 80050013 ffffffff [ 1332.163074][ T32] r5:80050013 r4:80239bb0 [ 1332.163157][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1332.163334][ T32] r4:82ac11e4 [ 1332.163483][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.163577][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08cddc0 r5:e08cde08 [ 1332.163623][ T32] r4:e08cddc0 ** 1 printk messages dropped ** [ 1332.163750][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9a40 ** 10 printk messages dropped ** [ 1332.164988][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) ** 10 printk messages dropped ** [ 1332.165792][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 12 printk messages dropped ** [ 1332.166826][ T32] r5:8492c800 r4:829189bc ** 1 printk messages dropped ** [ 1332.166954][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) ** 11 printk messages dropped ** [ 1332.168202][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) ** 9 printk messages dropped ** [ 1332.169261][ T32] r4:00000001 ** 6 printk messages dropped ** [ 1332.169672][ T32] r4:84b99180 ** 8 printk messages dropped ** [ 1332.205751][ T32] Exception stack(0xe08cdd20 to 0xe08cdd68) ** 11 printk messages dropped ** [ 1332.206875][ T32] r4:00000000 ** 8 printk messages dropped ** [ 1332.207644][ T32] r7:dddced40 r6:83018000 r5:85073f8c r4:84b0bc80 ** 9 printk messages dropped ** [ 1332.208446][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 2 printk messages dropped ** [ 1332.208614][ T32] r4:850d97c0 [ 1332.208665][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.208725][ T32] INFO: task kworker/0:457:4421 blocked for more than 458 seconds. [ 1332.208852][ T32] Not tainted 6.15.0-syzkaller #0 [ 1332.208909][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.208986][ T32] task:kworker/0:457 state:D stack:0 pid:4421 tgid:4421 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.209301][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.209430][ T32] Call trace: [ 1332.209499][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1332.209596][ T32] r10:829189c0 r9:eae51d84 r8:00000002 r7:60000113 r6:eae51d8c r5:8492d400 [ 1332.209647][ T32] r4:8492d400 [ 1332.209828][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1332.209920][ T32] r5:8492d400 r4:829189bc [ 1332.210022][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.210114][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.210210][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eae51e08 [ 1332.210257][ T32] r4:00000000 [ 1332.210297][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1332.210479][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1332.231276][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1332.231510][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b99600 [ 1332.231566][ T32] r4:00000000 [ 1332.231611][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1332.231725][ T32] r9:83018005 r8:8492d400 r7:00000000 r6:83018000 r5:00001000 r4:7f085000 [ 1332.231780][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1332.231870][ T32] r5:00001000 r4:eab2d000 [ 1332.231912][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1332.232030][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.232128][ T32] r5:851ef38c r4:851ef000 [ 1332.232223][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1332.232325][ T32] r7:dddced40 r6:83018000 r5:851ef38c r4:84b90e80 [ 1332.232375][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1332.232611][ T32] r10:61c88647 r9:8492d400 r8:84b90eac r7:82804d40 r6:dddced40 r5:dddced60 [ 1332.232668][ T32] r4:84b90e80 [ 1332.232713][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1332.232805][ T32] r10:00000000 r9:84b90e80 r8:8027ecf4 r7:eae41e60 r6:84b90f00 r5:8492d400 [ 1332.232854][ T32] r4:00000001 [ 1332.232934][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.233017][ T32] Exception stack(0xeae51fb0 to 0xeae51ff8) [ 1332.233162][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1332.233262][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.233327][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.233513][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1332.233569][ T32] r4:84b99680 [ 1332.234507][ T32] INFO: task kworker/0:457:4421 is blocked on a mutex likely owned by task kworker/0:314:3957. [ 1332.234584][ T32] task:kworker/0:314 state:R running task stack:0 pid:3957 tgid:3957 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.234724][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.234920][ T32] Call trace: [ 1332.234991][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1332.235150][ T32] r10:8280c9b4 r9:84b7a400 r8:80200be4 r7:e08cdd54 r6:ffffffff r5:84b7a400 [ 1332.235210][ T32] r4:00000000 [ 1332.235253][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.235340][ T32] Exception stack(0xe08cdd20 to 0xe08cdd68) [ 1332.235426][ T32] dd20: 8f5e2000 e069b000 00000001 80239b98 7f323000 00000001 82ac11c4 82ac05a0 ** 6 printk messages dropped ** [ 1332.235880][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08cddc0 r5:e08cde08 ** 11 printk messages dropped ** [ 1332.236796][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) ** 15 printk messages dropped ** [ 1332.238285][ T32] INFO: task kworker/0:458:4423 blocked for more than 458 seconds. ** 9 printk messages dropped ** [ 1332.239204][ T32] r5:8492e000 r4:829189bc ** 2 printk messages dropped ** [ 1332.239524][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eae55e08 [ 1332.239638][ T32] r4:00000000 [ 1332.240095][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1332.240187][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1332.240264][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1332.240350][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b99180 [ 1332.240489][ T32] r4:00000000 [ 1332.271530][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1332.271704][ T32] r9:83018005 r8:8492e000 r7:00000000 r6:83018000 r5:00001000 r4:7f087000 [ 1332.271757][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1332.271961][ T32] r5:00001000 r4:eac5d000 [ 1332.272020][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1332.272118][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.272357][ T32] r5:851ef78c r4:851ef400 [ 1332.272424][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1332.272523][ T32] r7:dddced40 r6:83018000 r5:851ef78c r4:84b90f80 [ 1332.272599][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1332.272695][ T32] r10:61c88647 r9:8492e000 r8:84b90fac r7:82804d40 r6:dddced40 r5:dddced60 [ 1332.272744][ T32] r4:84b90f80 [ 1332.272785][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1332.272875][ T32] r10:00000000 r9:84b90f80 r8:8027ecf4 r7:eae41e60 r6:850f9000 r5:8492e000 [ 1332.272948][ T32] r4:00000001 [ 1332.272991][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.273101][ T32] Exception stack(0xeae55fb0 to 0xeae55ff8) [ 1332.273171][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1332.273230][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.273284][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.273343][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1332.273391][ T32] r4:84b995c0 [ 1332.274329][ T32] INFO: task kworker/0:458:4423 is blocked on a mutex likely owned by task kworker/0:314:3957. [ 1332.274410][ T32] task:kworker/0:314 state:R running task stack:0 pid:3957 tgid:3957 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 14 printk messages dropped ** [ 1332.275560][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08cddc0 r5:e08cde08 ** 10 printk messages dropped ** [ 1332.276311][ T32] r5:85073f8c r4:85073c00 ** 1 printk messages dropped ** [ 1332.276444][ T32] r7:dddced40 r6:83018000 r5:85073f8c r4:84b0bc80 [ 1332.276488][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1332.276579][ T32] r10:61c88647 r9:84b7a400 r8:84b0bcac r7:82804d40 r6:dddced40 r5:dddced60 [ 1332.276642][ T32] r4:84b0bc80 [ 1332.276689][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1332.276780][ T32] r10:00000000 r9:84b0bc80 r8:8027ecf4 r7:e08b1e60 r6:85024480 r5:84b7a400 [ 1332.276842][ T32] r4:00000001 [ 1332.276889][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.276976][ T32] Exception stack(0xe08cdfb0 to 0xe08cdff8) [ 1332.277066][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1332.277200][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.277263][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.277324][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1332.277421][ T32] r4:850d97c0 [ 1332.277474][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.277559][ T32] INFO: task kworker/0:459:4424 blocked for more than 458 seconds. [ 1332.277632][ T32] Not tainted 6.15.0-syzkaller #0 [ 1332.277686][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.277731][ T32] task:kworker/0:459 state:D stack:0 pid:4424 tgid:4424 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.277825][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.277907][ T32] Call trace: [ 1332.277971][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1332.278066][ T32] r10:829189c0 r9:eae49d84 r8:00000002 r7:60000013 r6:eae49d8c r5:8492ec00 [ 1332.278123][ T32] r4:8492ec00 [ 1332.278215][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1332.278322][ T32] r5:8492ec00 r4:829189bc [ 1332.278383][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.278470][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.278561][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eae49e08 [ 1332.278609][ T32] r4:00000000 [ 1332.278654][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1332.278789][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1332.278886][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1332.278978][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b99980 [ 1332.279040][ T32] r4:00000000 [ 1332.279110][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1332.279240][ T32] r9:83018005 r8:8492ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f08b000 [ 1332.279287][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1332.279375][ T32] r5:00001000 r4:eacbd000 [ 1332.279444][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1332.279530][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.279610][ T32] r5:851efb8c r4:851ef800 [ 1332.279654][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1332.279739][ T32] r7:dddced40 r6:83018000 r5:851efb8c r4:850f9080 [ 1332.279812][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1332.279910][ T32] r10:61c88647 r9:8492ec00 r8:850f90ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1332.279959][ T32] r4:850f9080 [ 1332.280002][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1332.280118][ T32] r10:00000000 r9:850f9080 r8:8027ecf4 r7:eae41e60 r6:850f9100 r5:8492ec00 [ 1332.280172][ T32] r4:00000001 [ 1332.280216][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.280291][ T32] Exception stack(0xeae49fb0 to 0xeae49ff8) [ 1332.280380][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1332.280463][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.301458][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.301630][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1332.301714][ T32] r4:84b995c0 [ 1332.302662][ T32] INFO: task kworker/0:459:4424 is blocked on a mutex likely owned by task kworker/0:314:3957. [ 1332.302758][ T32] task:kworker/0:314 state:R running task stack:0 pid:3957 tgid:3957 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.303042][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.303206][ T32] Call trace: [ 1332.303314][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1332.303450][ T32] r10:8280c9b4 r9:84b7a400 r8:80200be4 r7:e08cdd54 r6:ffffffff r5:84b7a400 [ 1332.303507][ T32] r4:00000000 [ 1332.303550][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.303635][ T32] Exception stack(0xe08cdd20 to 0xe08cdd68) [ 1332.303699][ T32] dd20: 8fc5e000 e069b000 00000001 80239b98 7f323000 00000001 82ac11c4 82ac05a0 [ 1332.303760][ T32] dd40: 7f323000 e069b000 8280c9b4 e08cdd9c e08cdda0 e08cdd70 80230ad4 80239bb0 [ 1332.303878][ T32] dd60: 80050013 ffffffff [ 1332.303964][ T32] r5:80050013 r4:80239bb0 [ 1332.304013][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1332.304193][ T32] r4:82ac11e4 [ 1332.304490][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.304588][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08cddc0 r5:e08cde08 [ 1332.304636][ T32] r4:e08cddc0 [ 1332.304828][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1332.304953][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9a40 [ 1332.305007][ T32] r4:00000000 [ 1332.305083][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1332.305189][ T32] r9:83018005 r8:84b7a400 r7:00000000 r6:83018000 r5:00001000 r4:7f09b000 [ 1332.305237][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1332.305376][ T32] r5:00001000 r4:e06d3000 [ 1332.305608][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1332.305734][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.305923][ T32] r5:85073f8c r4:85073c00 [ 1332.305974][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1332.306064][ T32] r7:dddced40 r6:83018000 r5:85073f8c r4:84b0bc80 [ 1332.306149][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1332.306246][ T32] r10:61c88647 r9:84b7a400 r8:84b0bcac r7:82804d40 r6:dddced40 r5:dddced60 [ 1332.306324][ T32] r4:84b0bc80 [ 1332.306376][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) ** 1 printk messages dropped ** [ 1332.306521][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1332.306823][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1332.307159][ T32] INFO: task kworker/0:460:4428 blocked for more than 458 seconds. ** 4 printk messages dropped ** [ 1332.307806][ T32] Call trace: ** 4 printk messages dropped ** [ 1332.308212][ T32] r5:85218000 r4:829189bc [ 1332.308256][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.308407][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.308564][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eae59e08 [ 1332.308618][ T32] r4:00000000 [ 1332.308692][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1332.308777][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1332.308854][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1332.308939][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b99c40 [ 1332.308989][ T32] r4:00000000 [ 1332.309031][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1332.309123][ T32] r9:83018005 r8:85218000 r7:00000000 r6:83018000 r5:00001000 r4:7f08f000 [ 1332.309228][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1332.309317][ T32] r5:00001000 r4:eacdd000 [ 1332.309375][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1332.309518][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.309604][ T32] r5:8528838c r4:85288000 [ 1332.309645][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1332.309735][ T32] r7:dddced40 r6:83018000 r5:8528838c r4:850f9180 [ 1332.309781][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1332.309887][ T32] r10:61c88647 r9:85218000 r8:850f91ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1332.309938][ T32] r4:850f9180 [ 1332.309999][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1332.310092][ T32] r10:00000000 r9:850f9180 r8:8027ecf4 r7:eae41e60 r6:850f9200 r5:85218000 [ 1332.310149][ T32] r4:00000001 [ 1332.310190][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.310262][ T32] Exception stack(0xeae59fb0 to 0xeae59ff8) [ 1332.310316][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1332.310559][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.341790][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.341897][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1332.341952][ T32] r4:84b99940 [ 1332.342899][ T32] INFO: task kworker/0:460:4428 is blocked on a mutex likely owned by task kworker/0:314:3957. [ 1332.342984][ T32] task:kworker/0:314 state:R running task stack:0 pid:3957 tgid:3957 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.343201][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.343392][ T32] Call trace: [ 1332.343467][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1332.343579][ T32] r10:8280c9b4 r9:84b7a400 r8:80200be4 r7:e08cdd54 r6:ffffffff r5:84b7a400 [ 1332.343627][ T32] r4:00000000 [ 1332.343670][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.343751][ T32] Exception stack(0xe08cdd20 to 0xe08cdd68) [ 1332.343966][ T32] dd20: 901ab000 e069b000 00000001 80239b98 7f323000 00000001 82ac11c4 82ac05a0 [ 1332.344034][ T32] dd40: 7f323000 e069b000 8280c9b4 e08cdd9c e08cdda0 e08cdd70 80230ad4 80239bb0 [ 1332.344227][ T32] dd60: 80050013 ffffffff [ 1332.344287][ T32] r5:80050013 r4:80239bb0 [ 1332.344333][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1332.344429][ T32] r4:82ac11e4 [ 1332.344756][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.344851][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08cddc0 r5:e08cde08 [ 1332.345019][ T32] r4:e08cddc0 [ 1332.345068][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1332.345348][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9a40 [ 1332.345491][ T32] r4:00000000 [ 1332.345614][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1332.345734][ T32] r9:83018005 r8:84b7a400 r7:00000000 r6:83018000 r5:00001000 r4:7f09b000 ** 7 printk messages dropped ** [ 1332.346683][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) ** 16 printk messages dropped ** [ 1332.347934][ T32] task:kworker/0:461 state:D stack:0 pid:4429 tgid:4429 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1332.349031][ T32] r5:85218c00 r4:829189bc ** 1 printk messages dropped ** [ 1332.349257][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.349605][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eae5de08 [ 1332.349662][ T32] r4:00000000 [ 1332.349708][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1332.349789][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1332.349865][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1332.349951][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850ecd00 [ 1332.350000][ T32] r4:00000000 [ 1332.350042][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1332.350134][ T32] r9:83018005 r8:85218c00 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [ 1332.350179][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1332.350258][ T32] r5:00001000 r4:ead31000 [ 1332.350350][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1332.350451][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.350605][ T32] r5:85288f8c r4:85288c00 [ 1332.375238][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1332.375441][ T32] r7:dddced40 r6:83018000 r5:85288f8c r4:850f9280 [ 1332.375499][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1332.375597][ T32] r10:61c88647 r9:85218c00 r8:850f92ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1332.375648][ T32] r4:850f9280 [ 1332.375723][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1332.375824][ T32] r10:00000000 r9:850f9280 r8:8027ecf4 r7:eae59e60 r6:850f9300 r5:85218c00 [ 1332.375893][ T32] r4:00000001 [ 1332.375974][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.376057][ T32] Exception stack(0xeae5dfb0 to 0xeae5dff8) [ 1332.376128][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1332.376219][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1332.377712][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1332.378542][ T32] dd60: 80050013 ffffffff ** 5 printk messages dropped ** [ 1332.378980][ T32] r4:e08cddc0 ** 4 printk messages dropped ** [ 1332.379370][ T32] r9:83018005 r8:84b7a400 r7:00000000 r6:83018000 r5:00001000 r4:7f09b000 ** 6 printk messages dropped ** [ 1332.380009][ T32] r7:dddced40 r6:83018000 r5:85073f8c r4:84b0bc80 ** 4 printk messages dropped ** [ 1332.380372][ T32] r10:00000000 r9:84b0bc80 r8:8027ecf4 r7:e08b1e60 r6:85024480 r5:84b7a400 ** 5 printk messages dropped ** [ 1332.393381][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1332.393863][ T32] task:kworker/0:462 state:D stack:0 pid:4431 tgid:4431 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1332.394630][ T32] r5:85219800 r4:829189bc [ 1332.394736][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.394839][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.394937][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eae61e08 [ 1332.394985][ T32] r4:00000000 [ 1332.395046][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1332.395184][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1332.395273][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1332.395376][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b99dc0 [ 1332.395444][ T32] r4:00000000 [ 1332.395489][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1332.395581][ T32] r9:83018005 r8:85219800 r7:00000000 r6:83018000 r5:00001000 r4:7f091000 [ 1332.395632][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1332.395717][ T32] r5:00001000 r4:eacf5000 [ 1332.395761][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1332.395856][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.395949][ T32] r5:8528878c r4:85288400 [ 1332.396007][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1332.396109][ T32] r7:dddced40 r6:83018000 r5:8528878c r4:850f9380 [ 1332.396157][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1332.396265][ T32] r10:61c88647 r9:85219800 r8:850f93ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1332.396338][ T32] r4:850f9380 [ 1332.396576][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1332.396676][ T32] r10:00000000 r9:850f9380 r8:8027ecf4 r7:eae5de60 r6:850f9400 r5:85219800 [ 1332.396900][ T32] r4:00000001 [ 1332.396949][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.397026][ T32] Exception stack(0xeae61fb0 to 0xeae61ff8) [ 1332.397082][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1332.397150][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.397206][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.397264][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1332.397376][ T32] r4:84b99a40 [ 1332.398311][ T32] INFO: task kworker/0:462:4431 is blocked on a mutex likely owned by task kworker/0:314:3957. [ 1332.398384][ T32] task:kworker/0:314 state:R running task stack:0 pid:3957 tgid:3957 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.398523][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.398621][ T32] Call trace: [ 1332.398689][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1332.398804][ T32] r10:8280c9b4 r9:84b7a400 r8:80200be4 r7:e08cdd54 r6:ffffffff r5:84b7a400 [ 1332.398957][ T32] r4:00000000 [ 1332.399008][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.399134][ T32] Exception stack(0xe08cdd20 to 0xe08cdd68) [ 1332.399207][ T32] dd20: 90585000 e069b000 00000001 80239b98 7f323000 00000001 82ac11c4 82ac05a0 [ 1332.399269][ T32] dd40: 7f323000 e069b000 8280c9b4 e08cdd9c e08cdda0 e08cdd70 80230ad4 80239bb0 [ 1332.399416][ T32] dd60: 80050013 ffffffff [ 1332.399517][ T32] r5:80050013 r4:80239bb0 ** 3 printk messages dropped ** [ 1332.400104][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08cddc0 r5:e08cde08 ** 10 printk messages dropped ** [ 1332.425943][ T32] r5:85073f8c r4:85073c00 ** 4 printk messages dropped ** [ 1332.426578][ T32] r4:84b0bc80 ** 7 printk messages dropped ** [ 1332.427478][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1332.428349][ T32] Call trace: ** 4 printk messages dropped ** [ 1332.428883][ T32] r5:8521a400 r4:829189bc [ 1332.429090][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.429185][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) ** 4 printk messages dropped ** [ 1332.429569][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) ** 6 printk messages dropped ** [ 1332.430150][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) ** 5 printk messages dropped ** [ 1332.451293][ T32] r10:61c88647 r9:8521a400 r8:84b4f6ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1332.451605][ T32] r4:84b4f680 [ 1332.451691][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1332.451831][ T32] r10:00000000 r9:84b4f680 r8:8027ecf4 r7:ead5de60 r6:850f9480 r5:8521a400 [ 1332.451882][ T32] r4:00000001 [ 1332.451928][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.452007][ T32] Exception stack(0xeae65fb0 to 0xeae65ff8) [ 1332.452141][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1332.452313][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.452377][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.452443][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1332.452492][ T32] r4:851092c0 [ 1332.453442][ T32] INFO: task kworker/1:190:4432 is blocked on a mutex likely owned by task kworker/0:314:3957. [ 1332.453522][ T32] task:kworker/0:314 state:R running task stack:0 pid:3957 tgid:3957 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.453691][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.453954][ T32] Call trace: [ 1332.454093][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1332.454218][ T32] r10:8280c9b4 r9:84b7a400 r8:80200be4 r7:e08cdd54 r6:ffffffff r5:84b7a400 [ 1332.454347][ T32] r4:00000000 [ 1332.454404][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.454490][ T32] Exception stack(0xe08cdd20 to 0xe08cdd68) [ 1332.454707][ T32] dd20: 90bcf000 e069b000 00000001 80239b98 7f323000 00000001 82ac11c4 82ac05a0 [ 1332.454774][ T32] dd40: 7f323000 e069b000 8280c9b4 e08cdd9c e08cdda0 e08cdd70 80230ad4 80239bb0 [ 1332.455142][ T32] dd60: 80050013 ffffffff [ 1332.455203][ T32] r5:80050013 r4:80239bb0 [ 1332.455251][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1332.455344][ T32] r4:82ac11e4 [ 1332.455399][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.455858][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08cddc0 r5:e08cde08 [ 1332.456060][ T32] r4:e08cddc0 [ 1332.456116][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1332.456209][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9a40 [ 1332.456258][ T32] r4:00000000 [ 1332.456348][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1332.456840][ T32] r9:83018005 r8:84b7a400 r7:00000000 r6:83018000 r5:00001000 r4:7f09b000 ** 6 printk messages dropped ** [ 1332.457482][ T32] r7:dddced40 r6:83018000 r5:85073f8c r4:84b0bc80 ** 4 printk messages dropped ** [ 1332.457840][ T32] r10:00000000 r9:84b0bc80 r8:8027ecf4 r7:e08b1e60 r6:85024480 r5:84b7a400 ** 5 printk messages dropped ** [ 1332.458402][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 3 printk messages dropped ** [ 1332.459206][ T32] INFO: task kworker/0:463:4435 blocked for more than 458 seconds. ** 3 printk messages dropped ** [ 1332.459606][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1332.460295][ T32] r5:8521b000 r4:829189bc [ 1332.460344][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 4 printk messages dropped ** [ 1332.487078][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) ** 12 printk messages dropped ** [ 1332.489124][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) ** 14 printk messages dropped ** [ 1332.506935][ T32] Workqueue: events bpf_prog_free_deferred ** 14 printk messages dropped ** [ 1332.509584][ T32] r4:e08cddc0 ** 8 printk messages dropped ** [ 1332.525269][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 13 printk messages dropped ** [ 1332.525824][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 11 printk messages dropped ** [ 1332.526274][ T32] r4:85253c00 ** 1 printk messages dropped ** [ 1332.526342][ T32] r5:85253c00 r4:829189bc ** 3 printk messages dropped ** [ 1332.526548][ T32] r4:00000000 ** 7 printk messages dropped ** [ 1332.526857][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) ** 12 printk messages dropped ** [ 1332.527438][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 2 printk messages dropped ** [ 1332.527531][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.527556][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.527584][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1332.527606][ T32] r4:83f76200 [ 1332.528153][ T32] INFO: task kworker/0:464:4436 is blocked on a mutex likely owned by task kworker/0:314:3957. [ 1332.528192][ T32] task:kworker/0:314 state:R running task stack:0 pid:3957 tgid:3957 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.528269][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.528337][ T32] Call trace: [ 1332.528396][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1332.528464][ T32] r10:8280c9b4 r9:84b7a400 r8:80200be4 r7:e08cdd54 r6:ffffffff r5:84b7a400 [ 1332.528491][ T32] r4:00000000 [ 1332.528509][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.528549][ T32] Exception stack(0xe08cdd20 to 0xe08cdd68) [ 1332.528578][ T32] dd20: 91411000 e069b000 00000001 80239b98 7f323000 00000001 82ac11c4 82ac05a0 [ 1332.528606][ T32] dd40: 7f323000 e069b000 8280c9b4 e08cdd9c e08cdda0 e08cdd70 80230ad4 80239bb0 [ 1332.528649][ T32] dd60: 80050013 ffffffff [ 1332.528675][ T32] r5:80050013 r4:80239bb0 [ 1332.528696][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1332.528757][ T32] r4:82ac11e4 [ 1332.528781][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.528844][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08cddc0 r5:e08cde08 [ 1332.528870][ T32] r4:e08cddc0 [ 1332.528909][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1332.528954][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9a40 [ 1332.528996][ T32] r4:00000000 [ 1332.529018][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1332.529106][ T32] r9:83018005 r8:84b7a400 r7:00000000 r6:83018000 r5:00001000 r4:7f09b000 [ 1332.529131][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1332.529173][ T32] r5:00001000 r4:e06d3000 [ 1332.529192][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1332.529229][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.529266][ T32] r5:85073f8c r4:85073c00 [ 1332.529285][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1332.529326][ T32] r7:dddced40 r6:83018000 r5:85073f8c r4:84b0bc80 [ 1332.529345][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1332.529395][ T32] r10:61c88647 r9:84b7a400 r8:84b0bcac r7:82804d40 r6:dddced40 r5:dddced60 [ 1332.529417][ T32] r4:84b0bc80 [ 1332.529436][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1332.529479][ T32] r10:00000000 r9:84b0bc80 r8:8027ecf4 r7:e08b1e60 r6:85024480 r5:84b7a400 [ 1332.529521][ T32] r4:00000001 [ 1332.529543][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.529577][ T32] Exception stack(0xe08cdfb0 to 0xe08cdff8) [ 1332.529602][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1332.529629][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.529656][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.529704][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1332.529731][ T32] r4:850d97c0 [ 1332.529751][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.529795][ T32] INFO: task kworker/0:465:4439 blocked for more than 458 seconds. [ 1332.529828][ T32] Not tainted 6.15.0-syzkaller #0 [ 1332.529851][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 1 printk messages dropped ** [ 1332.529979][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1332.530231][ T32] r5:85255400 r4:829189bc [ 1332.530254][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 4 printk messages dropped ** [ 1332.530493][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) ** 7 printk messages dropped ** [ 1332.543231][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) ** 6 printk messages dropped ** [ 1332.543551][ T32] r4:850f9600 ** 6 printk messages dropped ** [ 1332.543769][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 17 printk messages dropped ** [ 1332.545035][ T32] r4:82ac11e4 ** 10 printk messages dropped ** [ 1332.545459][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) ** 9 printk messages dropped ** [ 1332.545926][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1332.546106][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1332.546411][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1332.546669][ T32] r5:85256000 r4:829189bc [ 1332.546688][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 5 printk messages dropped ** [ 1332.546935][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) ** 8 printk messages dropped ** [ 1332.547320][ T32] r5:8528978c r4:85289400 ** 3 printk messages dropped ** [ 1332.547497][ T32] r10:61c88647 r9:85256000 r8:850f972c r7:82804d40 r6:dddced40 r5:dddced60 ** 11 printk messages dropped ** [ 1332.548245][ T32] INFO: task kworker/0:466:4441 is blocked on a mutex likely owned by task kworker/0:314:3957. ** 2 printk messages dropped ** [ 1332.548433][ T32] Call trace: [ 1332.548463][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1332.548511][ T32] r10:8280c9b4 r9:84b7a400 r8:80200be4 r7:e08cdd54 r6:ffffffff r5:84b7a400 [ 1332.548533][ T32] r4:00000000 [ 1332.548551][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.548594][ T32] Exception stack(0xe08cdd20 to 0xe08cdd68) [ 1332.548706][ T32] dd20: 917da000 e069b000 00000001 80239b98 7f323000 00000001 82ac11c4 82ac05a0 [ 1332.548738][ T32] dd40: 7f323000 e069b000 8280c9b4 e08cdd9c e08cdda0 e08cdd70 80230ad4 80239bb0 [ 1332.548781][ T32] dd60: 80050013 ffffffff [ 1332.548807][ T32] r5:80050013 r4:80239bb0 [ 1332.548828][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1332.548888][ T32] r4:82ac11e4 [ 1332.548932][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.548998][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08cddc0 r5:e08cde08 [ 1332.549043][ T32] r4:e08cddc0 [ 1332.549066][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1332.549107][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9a40 [ 1332.549130][ T32] r4:00000000 [ 1332.549168][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1332.549233][ T32] r9:83018005 r8:84b7a400 r7:00000000 r6:83018000 r5:00001000 r4:7f09b000 [ 1332.549258][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1332.549300][ T32] r5:00001000 r4:e06d3000 [ 1332.549318][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1332.549361][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.549400][ T32] r5:85073f8c r4:85073c00 [ 1332.549419][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1332.549460][ T32] r7:dddced40 r6:83018000 r5:85073f8c r4:84b0bc80 [ 1332.549479][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1332.549542][ T32] r10:61c88647 r9:84b7a400 r8:84b0bcac r7:82804d40 r6:dddced40 r5:dddced60 [ 1332.549567][ T32] r4:84b0bc80 [ 1332.549587][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1332.549630][ T32] r10:00000000 r9:84b0bc80 r8:8027ecf4 r7:e08b1e60 r6:85024480 r5:84b7a400 [ 1332.549669][ T32] r4:00000001 [ 1332.549692][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.549727][ T32] Exception stack(0xe08cdfb0 to 0xe08cdff8) [ 1332.549752][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1332.549779][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.549804][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.549854][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1332.549900][ T32] r4:850d97c0 [ 1332.549943][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.549992][ T32] INFO: task kworker/0:467:4442 blocked for more than 459 seconds. [ 1332.550024][ T32] Not tainted 6.15.0-syzkaller #0 [ 1332.550048][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.550069][ T32] task:kworker/0:467 state:D stack:0 pid:4442 tgid:4442 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.550114][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.550153][ T32] Call trace: [ 1332.550182][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1332.550236][ T32] r10:829189c0 r9:eae81d84 r8:00000002 r7:60000113 r6:eae81d8c r5:85252400 [ 1332.550293][ T32] r4:85252400 [ 1332.550336][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1332.550384][ T32] r5:85252400 r4:829189bc [ 1332.550403][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.550442][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.550486][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eae81e08 [ 1332.550507][ T32] r4:00000000 [ 1332.550527][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1332.570965][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1332.571150][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1332.571208][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851132c0 [ 1332.571245][ T32] r4:00000000 [ 1332.571286][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1332.571368][ T32] r9:83018005 r8:85252400 r7:00000000 r6:83018000 r5:00001000 r4:7f03b000 [ 1332.571396][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1332.571440][ T32] r5:00001000 r4:dfb3d000 [ 1332.571459][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1332.571497][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.571557][ T32] r5:85289b8c r4:85289800 [ 1332.571582][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1332.571650][ T32] r7:dddced40 r6:83018000 r5:85289b8c r4:850f9780 [ 1332.571695][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1332.571744][ T32] r10:61c88647 r9:85252400 r8:850f97ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1332.571766][ T32] r4:850f9780 [ 1332.571785][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1332.571828][ T32] r10:00000000 r9:850f9780 r8:8027ecf4 r7:eae75e60 r6:84b4f880 r5:85252400 [ 1332.571850][ T32] r4:00000001 [ 1332.571868][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.571902][ T32] Exception stack(0xeae81fb0 to 0xeae81ff8) [ 1332.571932][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1332.571960][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.571985][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.572013][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1332.572033][ T32] r4:85113200 [ 1332.572580][ T32] INFO: task kworker/0:467:4442 is blocked on a mutex likely owned by task kworker/0:314:3957. [ 1332.572620][ T32] task:kworker/0:314 state:R running task stack:0 pid:3957 tgid:3957 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.572691][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.572738][ T32] Call trace: [ 1332.572795][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1332.572846][ T32] r10:8280c9b4 r9:84b7a400 r8:80200be4 r7:e08cdd54 r6:ffffffff r5:84b7a400 [ 1332.572870][ T32] r4:00000000 [ 1332.572906][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.572958][ T32] Exception stack(0xe08cdd20 to 0xe08cdd68) [ 1332.572990][ T32] dd20: 91b57000 e069b000 00000001 80239b98 7f323000 00000001 82ac11c4 82ac05a0 [ 1332.573049][ T32] dd40: 7f323000 e069b000 8280c9b4 e08cdd9c e08cdda0 e08cdd70 80230ad4 80239bb0 [ 1332.573076][ T32] dd60: 80050013 ffffffff [ 1332.573099][ T32] r5:80050013 r4:80239bb0 [ 1332.573128][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1332.573195][ T32] r4:82ac11e4 [ 1332.573219][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.573282][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08cddc0 r5:e08cde08 [ 1332.573329][ T32] r4:e08cddc0 [ 1332.573359][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1332.573412][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9a40 [ 1332.573436][ T32] r4:00000000 [ 1332.573455][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1332.573515][ T32] r9:83018005 r8:84b7a400 r7:00000000 r6:83018000 r5:00001000 r4:7f09b000 [ 1332.573541][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1332.573592][ T32] r5:00001000 r4:e06d3000 [ 1332.573615][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1332.573655][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.573702][ T32] r5:85073f8c r4:85073c00 [ 1332.573754][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1332.573799][ T32] r7:dddced40 r6:83018000 r5:85073f8c r4:84b0bc80 [ 1332.573819][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1332.573865][ T32] r10:61c88647 r9:84b7a400 r8:84b0bcac r7:82804d40 r6:dddced40 r5:dddced60 [ 1332.573887][ T32] r4:84b0bc80 [ 1332.573905][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1332.573947][ T32] r10:00000000 r9:84b0bc80 r8:8027ecf4 r7:e08b1e60 r6:85024480 r5:84b7a400 [ 1332.573968][ T32] r4:00000001 [ 1332.574006][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.574043][ T32] Exception stack(0xe08cdfb0 to 0xe08cdff8) [ 1332.574089][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1332.574144][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.574178][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.574207][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1332.574249][ T32] r4:850d97c0 [ 1332.574273][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.574320][ T32] INFO: task kworker/0:468:4444 blocked for more than 459 seconds. [ 1332.574362][ T32] Not tainted 6.15.0-syzkaller #0 [ 1332.574388][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.574409][ T32] task:kworker/0:468 state:D stack:0 pid:4444 tgid:4444 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.574453][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.574515][ T32] Call trace: [ 1332.574571][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1332.574638][ T32] r10:829189c0 r9:eae89d84 r8:00000002 r7:60000113 r6:eae89d8c r5:85254800 [ 1332.574682][ T32] r4:85254800 [ 1332.574704][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1332.574744][ T32] r5:85254800 r4:829189bc [ 1332.574765][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.574826][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.574874][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eae89e08 [ 1332.574896][ T32] r4:00000000 [ 1332.574935][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1332.574976][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1332.575012][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1332.575051][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85113440 [ 1332.575073][ T32] r4:00000000 [ 1332.575091][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1332.575172][ T32] r9:83018005 r8:85254800 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [ 1332.575198][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1332.575258][ T32] r5:00001000 r4:dfc39000 [ 1332.575281][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1332.575320][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.575381][ T32] r5:85289f8c r4:85289c00 [ 1332.575404][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1332.575447][ T32] r7:dddced40 r6:83018000 r5:85289f8c r4:850f9800 [ 1332.575489][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1332.575538][ T32] r10:61c88647 r9:85254800 r8:850f982c r7:82804d40 r6:dddced40 r5:dddced60 [ 1332.575593][ T32] r4:850f9800 [ 1332.575634][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1332.575680][ T32] r10:00000000 r9:850f9800 r8:8027ecf4 r7:eae75e60 r6:84b4f900 r5:85254800 [ 1332.575704][ T32] r4:00000001 [ 1332.575722][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.575756][ T32] Exception stack(0xeae89fb0 to 0xeae89ff8) [ 1332.575801][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1332.575833][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.575879][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.575910][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1332.575932][ T32] r4:85113140 [ 1332.576312][ T32] INFO: task kworker/0:468:4444 is blocked on a mutex likely owned by task kworker/0:314:3957. [ 1332.576346][ T32] task:kworker/0:314 state:R running task stack:0 pid:3957 tgid:3957 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.576418][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.576462][ T32] Call trace: [ 1332.576527][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1332.576581][ T32] r10:8280c9b4 r9:84b7a400 r8:80200be4 r7:e08cdd54 r6:ffffffff r5:84b7a400 [ 1332.576604][ T32] r4:00000000 [ 1332.576623][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.576681][ T32] Exception stack(0xe08cdd20 to 0xe08cdd68) [ 1332.576742][ T32] dd20: 91b57000 e069b000 00000001 80239b98 7f323000 00000001 82ac11c4 82ac05a0 [ 1332.576808][ T32] dd40: 7f323000 e069b000 8280c9b4 e08cdd9c e08cdda0 e08cdd70 80230ad4 80239bb0 [ 1332.576834][ T32] dd60: 80050013 ffffffff [ 1332.576857][ T32] r5:80050013 r4:80239bb0 [ 1332.576876][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1332.576917][ T32] r4:82ac11e4 [ 1332.576970][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.577026][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08cddc0 r5:e08cde08 [ 1332.577072][ T32] r4:e08cddc0 [ 1332.577096][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1332.577142][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9a40 [ 1332.577164][ T32] r4:00000000 [ 1332.577182][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1332.577234][ T32] r9:83018005 r8:84b7a400 r7:00000000 r6:83018000 r5:00001000 r4:7f09b000 [ 1332.577292][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1332.577338][ T32] r5:00001000 r4:e06d3000 [ 1332.577365][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1332.577404][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.577442][ T32] r5:85073f8c r4:85073c00 [ 1332.577471][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1332.577516][ T32] r7:dddced40 r6:83018000 r5:85073f8c r4:84b0bc80 [ 1332.577535][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1332.577580][ T32] r10:61c88647 r9:84b7a400 r8:84b0bcac r7:82804d40 r6:dddced40 r5:dddced60 [ 1332.577601][ T32] r4:84b0bc80 [ 1332.577619][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1332.577662][ T32] r10:00000000 r9:84b0bc80 r8:8027ecf4 r7:e08b1e60 r6:85024480 r5:84b7a400 [ 1332.577684][ T32] r4:00000001 [ 1332.577723][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.577760][ T32] Exception stack(0xe08cdfb0 to 0xe08cdff8) [ 1332.577786][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1332.577814][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.577861][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.577892][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1332.577933][ T32] r4:850d97c0 [ 1332.577956][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.577982][ T32] INFO: task kworker/0:469:4446 blocked for more than 459 seconds. [ 1332.578008][ T32] Not tainted 6.15.0-syzkaller #0 [ 1332.578030][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.578051][ T32] task:kworker/0:469 state:D stack:0 pid:4446 tgid:4446 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.578119][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.578158][ T32] Call trace: [ 1332.578187][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1332.578232][ T32] r10:829189c0 r9:eae91d84 r8:00000002 r7:60000113 r6:eae91d8c r5:85256c00 [ 1332.578255][ T32] r4:85256c00 [ 1332.578273][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1332.578311][ T32] r5:85256c00 r4:829189bc [ 1332.578330][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.578374][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.578419][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eae91e08 [ 1332.578440][ T32] r4:00000000 [ 1332.578459][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1332.578496][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1332.578531][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1332.578574][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85113580 [ 1332.578616][ T32] r4:00000000 [ 1332.578648][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1332.578688][ T32] r9:83018005 r8:85256c00 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [ 1332.578709][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1332.578765][ T32] r5:00001000 r4:dfdb5000 [ 1332.578788][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1332.578827][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.578864][ T32] r5:8528a38c r4:8528a000 [ 1332.578883][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1332.578924][ T32] r7:dddced40 r6:83018000 r5:8528a38c r4:850f9880 [ 1332.578944][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1332.578989][ T32] r10:61c88647 r9:85256c00 r8:850f98ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1332.579011][ T32] r4:850f9880 [ 1332.579049][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1332.579096][ T32] r10:00000000 r9:850f9880 r8:8027ecf4 r7:eae75e60 r6:84b4f980 r5:85256c00 [ 1332.579143][ T32] r4:00000001 [ 1332.579163][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.579196][ T32] Exception stack(0xeae91fb0 to 0xeae91ff8) [ 1332.579221][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1332.579269][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.579320][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.579384][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1332.579413][ T32] r4:851134c0 [ 1332.579782][ T32] INFO: task kworker/0:469:4446 is blocked on a mutex likely owned by task kworker/0:314:3957. [ 1332.579816][ T32] task:kworker/0:314 state:R running task stack:0 pid:3957 tgid:3957 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.579870][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.579911][ T32] Call trace: [ 1332.579940][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1332.579986][ T32] r10:8280c9b4 r9:84b7a400 r8:80200be4 r7:e08cdd54 r6:ffffffff r5:84b7a400 [ 1332.580008][ T32] r4:00000000 [ 1332.580026][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.580063][ T32] Exception stack(0xe08cdd20 to 0xe08cdd68) [ 1332.580090][ T32] dd20: 91b57000 e069b000 00000001 80239b98 7f323000 00000001 82ac11c4 82ac05a0 [ 1332.580138][ T32] dd40: 7f323000 e069b000 8280c9b4 e08cdd9c e08cdda0 e08cdd70 80230ad4 80239bb0 [ 1332.580188][ T32] dd60: 80050013 ffffffff [ 1332.580230][ T32] r5:80050013 r4:80239bb0 [ 1332.580252][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1332.580294][ T32] r4:82ac11e4 [ 1332.580333][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.580382][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08cddc0 r5:e08cde08 [ 1332.580404][ T32] r4:e08cddc0 [ 1332.580444][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1332.580509][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9a40 [ 1332.601242][ T32] r4:00000000 [ 1332.601324][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1332.601405][ T32] r9:83018005 r8:84b7a400 r7:00000000 r6:83018000 r5:00001000 r4:7f09b000 [ 1332.601428][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1332.601492][ T32] r5:00001000 r4:e06d3000 [ 1332.601517][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1332.601558][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.601596][ T32] r5:85073f8c r4:85073c00 [ 1332.601615][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1332.601658][ T32] r7:dddced40 r6:83018000 r5:85073f8c r4:84b0bc80 [ 1332.601678][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1332.601742][ T32] r10:61c88647 r9:84b7a400 r8:84b0bcac r7:82804d40 r6:dddced40 r5:dddced60 [ 1332.601770][ T32] r4:84b0bc80 [ 1332.601814][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1332.601867][ T32] r10:00000000 r9:84b0bc80 r8:8027ecf4 r7:e08b1e60 r6:85024480 r5:84b7a400 [ 1332.601909][ T32] r4:00000001 [ 1332.601952][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.601993][ T32] Exception stack(0xe08cdfb0 to 0xe08cdff8) [ 1332.602023][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1332.602072][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.602102][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.602130][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1332.602151][ T32] r4:850d97c0 [ 1332.602174][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.602224][ T32] INFO: task kworker/0:470:4448 blocked for more than 459 seconds. [ 1332.602261][ T32] Not tainted 6.15.0-syzkaller #0 [ 1332.602284][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.602325][ T32] task:kworker/0:470 state:D stack:0 pid:4448 tgid:4448 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.602393][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.602460][ T32] Call trace: [ 1332.602491][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1332.602542][ T32] r10:829189c0 r9:eae99d84 r8:00000002 r7:60000013 r6:eae99d8c r5:85253000 [ 1332.602564][ T32] r4:85253000 [ 1332.602603][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1332.602666][ T32] r5:85253000 r4:829189bc [ 1332.602697][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.602761][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.602818][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eae99e08 [ 1332.602843][ T32] r4:00000000 [ 1332.602899][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1332.602939][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1332.602976][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1332.603015][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851136c0 [ 1332.603036][ T32] r4:00000000 [ 1332.603054][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1332.603112][ T32] r9:83018005 r8:85253000 r7:00000000 r6:83018000 r5:00001000 r4:7f041000 [ 1332.603160][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1332.603199][ T32] r5:00001000 r4:dfe93000 [ 1332.603218][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1332.603255][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.603292][ T32] r5:8528a78c r4:8528a400 [ 1332.603311][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1332.603350][ T32] r7:dddced40 r6:83018000 r5:8528a78c r4:850f9900 [ 1332.603379][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1332.603447][ T32] r10:61c88647 r9:85253000 r8:850f992c r7:82804d40 r6:dddced40 r5:dddced60 [ 1332.603472][ T32] r4:850f9900 [ 1332.603509][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1332.603555][ T32] r10:00000000 r9:850f9900 r8:8027ecf4 r7:eae75e60 r6:84b4fa00 r5:85253000 [ 1332.603600][ T32] r4:00000001 [ 1332.603621][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.603684][ T32] Exception stack(0xeae99fb0 to 0xeae99ff8) [ 1332.603712][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1332.603741][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.603766][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.603793][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1332.603813][ T32] r4:85113340 [ 1332.604334][ T32] INFO: task kworker/0:470:4448 is blocked on a mutex likely owned by task kworker/0:314:3957. [ 1332.604376][ T32] task:kworker/0:314 state:R running task stack:0 pid:3957 tgid:3957 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.604458][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.604525][ T32] Call trace: [ 1332.604598][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1332.604651][ T32] r10:8280c9b4 r9:84b7a400 r8:80200be4 r7:e08cdd54 r6:ffffffff r5:84b7a400 [ 1332.604674][ T32] r4:00000000 [ 1332.604692][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.604730][ T32] Exception stack(0xe08cdd20 to 0xe08cdd68) [ 1332.604758][ T32] dd20: 91f3d000 e069b000 00000001 80239b98 7f323000 00000001 82ac11c4 82ac05a0 [ 1332.604786][ T32] dd40: 7f323000 e069b000 8280c9b4 e08cdd9c e08cdda0 e08cdd70 80230ad4 80239bb0 [ 1332.604809][ T32] dd60: 80050013 ffffffff [ 1332.604831][ T32] r5:80050013 r4:80239bb0 [ 1332.604869][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1332.604914][ T32] r4:82ac11e4 [ 1332.604933][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.604974][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08cddc0 r5:e08cde08 [ 1332.604995][ T32] r4:e08cddc0 [ 1332.605014][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1332.605055][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9a40 [ 1332.605076][ T32] r4:00000000 [ 1332.605094][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1332.605133][ T32] r9:83018005 r8:84b7a400 r7:00000000 r6:83018000 r5:00001000 r4:7f09b000 [ 1332.605154][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1332.605194][ T32] r5:00001000 r4:e06d3000 [ 1332.605212][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1332.605249][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.605286][ T32] r5:85073f8c r4:85073c00 [ 1332.605314][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1332.605367][ T32] r7:dddced40 r6:83018000 r5:85073f8c r4:84b0bc80 [ 1332.605389][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1332.605434][ T32] r10:61c88647 r9:84b7a400 r8:84b0bcac r7:82804d40 r6:dddced40 r5:dddced60 [ 1332.605455][ T32] r4:84b0bc80 [ 1332.605473][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1332.605515][ T32] r10:00000000 r9:84b0bc80 r8:8027ecf4 r7:e08b1e60 r6:85024480 r5:84b7a400 [ 1332.605536][ T32] r4:00000001 [ 1332.605554][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.605586][ T32] Exception stack(0xe08cdfb0 to 0xe08cdff8) [ 1332.605626][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1332.605657][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.605682][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.605719][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1332.605761][ T32] r4:850d97c0 [ 1332.605811][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.605848][ T32] INFO: task kworker/0:471:4450 blocked for more than 459 seconds. [ 1332.605880][ T32] Not tainted 6.15.0-syzkaller #0 [ 1332.605921][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.605944][ T32] task:kworker/0:471 state:D stack:0 pid:4450 tgid:4450 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.605988][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.606027][ T32] Call trace: [ 1332.606096][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1332.606145][ T32] r10:829189c0 r9:eaea1d84 r8:00000002 r7:60000113 r6:eaea1d8c r5:85190c00 [ 1332.606166][ T32] r4:85190c00 [ 1332.606195][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1332.606237][ T32] r5:85190c00 r4:829189bc [ 1332.606256][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.606294][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.606338][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaea1e08 [ 1332.606365][ T32] r4:00000000 [ 1332.606384][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1332.606464][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1332.606504][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1332.606545][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85113e40 [ 1332.606567][ T32] r4:00000000 [ 1332.606586][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1332.606634][ T32] r9:83018005 r8:85190c00 r7:00000000 r6:83018000 r5:00001000 r4:7f04d000 [ 1332.606658][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1332.606696][ T32] r5:00001000 r4:e07fd000 [ 1332.606714][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1332.606750][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.606806][ T32] r5:8528bf8c r4:8528bc00 [ 1332.606827][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1332.606869][ T32] r7:dddced40 r6:83018000 r5:8528bf8c r4:850f9980 [ 1332.606907][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1332.606963][ T32] r10:61c88647 r9:85190c00 r8:850f99ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1332.606988][ T32] r4:850f9980 [ 1332.607029][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1332.607075][ T32] r10:00000000 r9:850f9980 r8:8027ecf4 r7:eae75e60 r6:84b4fa80 r5:85190c00 [ 1332.607142][ T32] r4:00000001 [ 1332.607176][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.607210][ T32] Exception stack(0xeaea1fb0 to 0xeaea1ff8) [ 1332.607235][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1332.607262][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.607288][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.607315][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1332.607336][ T32] r4:85113540 [ 1332.607748][ T32] INFO: task kworker/0:471:4450 is blocked on a mutex likely owned by task kworker/0:314:3957. [ 1332.607786][ T32] task:kworker/0:314 state:R running task stack:0 pid:3957 tgid:3957 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.607908][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.607977][ T32] Call trace: [ 1332.608052][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1332.608122][ T32] r10:8280c9b4 r9:84b7a400 r8:80200be4 r7:e08cdd54 r6:ffffffff r5:84b7a400 [ 1332.608170][ T32] r4:00000000 [ 1332.608212][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.608254][ T32] Exception stack(0xe08cdd20 to 0xe08cdd68) [ 1332.608306][ T32] dd20: 91f3d000 e069b000 00000001 80239b98 7f323000 00000001 82ac11c4 82ac05a0 [ 1332.608337][ T32] dd40: 7f323000 e069b000 8280c9b4 e08cdd9c e08cdda0 e08cdd70 80230ad4 80239bb0 [ 1332.608388][ T32] dd60: 80050013 ffffffff [ 1332.608414][ T32] r5:80050013 r4:80239bb0 [ 1332.608456][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1332.608522][ T32] r4:82ac11e4 [ 1332.608560][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.608605][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08cddc0 r5:e08cde08 [ 1332.608626][ T32] r4:e08cddc0 [ 1332.608654][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1332.608729][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9a40 [ 1332.608754][ T32] r4:00000000 [ 1332.608780][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1332.608878][ T32] r9:83018005 r8:84b7a400 r7:00000000 r6:83018000 r5:00001000 r4:7f09b000 [ 1332.608903][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1332.608943][ T32] r5:00001000 r4:e06d3000 [ 1332.608965][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1332.609010][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.609052][ T32] r5:85073f8c r4:85073c00 [ 1332.609091][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1332.609138][ T32] r7:dddced40 r6:83018000 r5:85073f8c r4:84b0bc80 [ 1332.609179][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1332.609226][ T32] r10:61c88647 r9:84b7a400 r8:84b0bcac r7:82804d40 r6:dddced40 r5:dddced60 [ 1332.609248][ T32] r4:84b0bc80 [ 1332.609266][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1332.609308][ T32] r10:00000000 r9:84b0bc80 r8:8027ecf4 r7:e08b1e60 r6:85024480 r5:84b7a400 [ 1332.609370][ T32] r4:00000001 [ 1332.609396][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.609431][ T32] Exception stack(0xe08cdfb0 to 0xe08cdff8) [ 1332.609481][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1332.609512][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.609560][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.609598][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1332.609623][ T32] r4:850d97c0 [ 1332.609643][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.609687][ T32] INFO: task kworker/0:472:4452 blocked for more than 459 seconds. [ 1332.609739][ T32] Not tainted 6.15.0-syzkaller #0 [ 1332.609793][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.609817][ T32] task:kworker/0:472 state:D stack:0 pid:4452 tgid:4452 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.609881][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.609922][ T32] Call trace: [ 1332.609951][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1332.609993][ T32] r10:829189c0 r9:eaea9d84 r8:00000002 r7:60000113 r6:eaea9d8c r5:85190000 [ 1332.610014][ T32] r4:85190000 [ 1332.610032][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1332.610069][ T32] r5:85190000 r4:829189bc [ 1332.610101][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.610149][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.610193][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaea9e08 [ 1332.610222][ T32] r4:00000000 [ 1332.610244][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1332.610282][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1332.610347][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1332.610418][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85113900 [ 1332.610465][ T32] r4:00000000 [ 1332.610486][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1332.635464][ T32] r9:83018005 r8:85190000 r7:00000000 r6:83018000 r5:00001000 r4:7f045000 [ 1332.635526][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1332.635594][ T32] r5:00001000 r4:dffb3000 [ 1332.635654][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1332.635701][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.635741][ T32] r5:8528af8c r4:8528ac00 [ 1332.635762][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1332.635805][ T32] r7:dddced40 r6:83018000 r5:8528af8c r4:850f9a00 [ 1332.635839][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1332.635909][ T32] r10:61c88647 r9:85190000 r8:850f9a2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1332.635935][ T32] r4:850f9a00 [ 1332.635955][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1332.636000][ T32] r10:00000000 r9:850f9a00 r8:8027ecf4 r7:eaea1e60 r6:84b4fb00 r5:85190000 [ 1332.636021][ T32] r4:00000001 [ 1332.636040][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.636074][ T32] Exception stack(0xeaea9fb0 to 0xeaea9ff8) [ 1332.636103][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1332.636132][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.636158][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.636186][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1332.636207][ T32] r4:85113840 [ 1332.636759][ T32] INFO: task kworker/0:472:4452 is blocked on a mutex likely owned by task kworker/0:314:3957. [ 1332.636800][ T32] task:kworker/0:314 state:R running task stack:0 pid:3957 tgid:3957 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.636870][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.636942][ T32] Call trace: [ 1332.636974][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1332.637057][ T32] r10:8280c9b4 r9:84b7a400 r8:80200be4 r7:e08cdd54 r6:ffffffff r5:84b7a400 [ 1332.637094][ T32] r4:00000000 [ 1332.637118][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.637157][ T32] Exception stack(0xe08cdd20 to 0xe08cdd68) [ 1332.637186][ T32] dd20: 92501000 e069b000 00000001 80239b98 7f323000 00000001 82ac11c4 82ac05a0 [ 1332.637214][ T32] dd40: 7f323000 e069b000 8280c9b4 e08cdd9c e08cdda0 e08cdd70 80230ad4 80239bb0 [ 1332.637250][ T32] dd60: 80050013 ffffffff [ 1332.637275][ T32] r5:80050013 r4:80239bb0 [ 1332.637296][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1332.637336][ T32] r4:82ac11e4 [ 1332.637361][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.637403][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08cddc0 r5:e08cde08 [ 1332.637424][ T32] r4:e08cddc0 [ 1332.637442][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1332.637493][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9a40 [ 1332.637519][ T32] r4:00000000 [ 1332.637538][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1332.637580][ T32] r9:83018005 r8:84b7a400 r7:00000000 r6:83018000 r5:00001000 r4:7f09b000 [ 1332.637631][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1332.637674][ T32] r5:00001000 r4:e06d3000 [ 1332.637711][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1332.637752][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.637804][ T32] r5:85073f8c r4:85073c00 [ 1332.637845][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1332.637892][ T32] r7:dddced40 r6:83018000 r5:85073f8c r4:84b0bc80 [ 1332.637912][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1332.637976][ T32] r10:61c88647 r9:84b7a400 r8:84b0bcac r7:82804d40 r6:dddced40 r5:dddced60 [ 1332.638003][ T32] r4:84b0bc80 [ 1332.638022][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1332.638065][ T32] r10:00000000 r9:84b0bc80 r8:8027ecf4 r7:e08b1e60 r6:85024480 r5:84b7a400 [ 1332.638086][ T32] r4:00000001 [ 1332.638114][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.638152][ T32] Exception stack(0xe08cdfb0 to 0xe08cdff8) [ 1332.638178][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1332.638205][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.638251][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.638304][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1332.638383][ T32] r4:850d97c0 [ 1332.638410][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.638450][ T32] INFO: task kworker/0:473:4454 blocked for more than 459 seconds. [ 1332.638486][ T32] Not tainted 6.15.0-syzkaller #0 [ 1332.638533][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.638558][ T32] task:kworker/0:473 state:D stack:0 pid:4454 tgid:4454 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.638622][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.638686][ T32] Call trace: [ 1332.638716][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1332.638762][ T32] r10:829189c0 r9:eaeb1d84 r8:00000002 r7:60000013 r6:eaeb1d8c r5:85193000 [ 1332.638783][ T32] r4:85193000 [ 1332.638803][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1332.638842][ T32] r5:85193000 r4:829189bc [ 1332.638861][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.638908][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.638956][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaeb1e08 [ 1332.638977][ T32] r4:00000000 [ 1332.638996][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1332.639032][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1332.639067][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1332.639108][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85113ac0 [ 1332.639168][ T32] r4:00000000 [ 1332.639209][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1332.639253][ T32] r9:83018005 r8:85193000 r7:00000000 r6:83018000 r5:00001000 r4:7f047000 [ 1332.639275][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1332.639313][ T32] r5:00001000 r4:e071d000 [ 1332.639332][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1332.639376][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.639423][ T32] r5:8528b38c r4:8528b000 [ 1332.639461][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1332.639504][ T32] r7:dddced40 r6:83018000 r5:8528b38c r4:850f9a80 [ 1332.639524][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1332.639567][ T32] r10:61c88647 r9:85193000 r8:850f9aac r7:82804d40 r6:dddced40 r5:dddced60 [ 1332.639597][ T32] r4:850f9a80 [ 1332.639618][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1332.639679][ T32] r10:00000000 r9:850f9a80 r8:8027ecf4 r7:eaea1e60 r6:84b4fb80 r5:85193000 [ 1332.639706][ T32] r4:00000001 [ 1332.639724][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.639768][ T32] Exception stack(0xeaeb1fb0 to 0xeaeb1ff8) [ 1332.639805][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1332.639835][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.639862][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.639910][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1332.639957][ T32] r4:85113700 [ 1332.640329][ T32] INFO: task kworker/0:473:4454 is blocked on a mutex likely owned by task kworker/0:314:3957. [ 1332.640370][ T32] task:kworker/0:314 state:R running task stack:0 pid:3957 tgid:3957 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.640438][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.640481][ T32] Call trace: [ 1332.640528][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1332.656821][ T32] r10:8280c9b4 r9:84b7a400 r8:80200be4 r7:e08cdd54 r6:ffffffff r5:84b7a400 [ 1332.656903][ T32] r4:00000000 [ 1332.656941][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.657008][ T32] Exception stack(0xe08cdd20 to 0xe08cdd68) [ 1332.657041][ T32] dd20: 92849000 e069b000 00000001 80239b98 7f323000 00000001 82ac11c4 82ac05a0 [ 1332.657070][ T32] dd40: 7f323000 e069b000 8280c9b4 e08cdd9c e08cdda0 e08cdd70 80230ad4 80239bb0 [ 1332.657093][ T32] dd60: 80050013 ffffffff [ 1332.657117][ T32] r5:80050013 r4:80239bb0 [ 1332.657157][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1332.657208][ T32] r4:82ac11e4 [ 1332.657229][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.657272][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08cddc0 r5:e08cde08 [ 1332.657294][ T32] r4:e08cddc0 [ 1332.657313][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1332.657364][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9a40 [ 1332.657387][ T32] r4:00000000 [ 1332.657406][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1332.657481][ T32] r9:83018005 r8:84b7a400 r7:00000000 r6:83018000 r5:00001000 r4:7f09b000 [ 1332.657528][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1332.657575][ T32] r5:00001000 r4:e06d3000 [ 1332.657617][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1332.657660][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.657721][ T32] r5:85073f8c r4:85073c00 [ 1332.657744][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1332.657821][ T32] r7:dddced40 r6:83018000 r5:85073f8c r4:84b0bc80 [ 1332.657845][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1332.657913][ T32] r10:61c88647 r9:84b7a400 r8:84b0bcac r7:82804d40 r6:dddced40 r5:dddced60 [ 1332.657959][ T32] r4:84b0bc80 [ 1332.657981][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1332.658026][ T32] r10:00000000 r9:84b0bc80 r8:8027ecf4 r7:e08b1e60 r6:85024480 r5:84b7a400 [ 1332.658068][ T32] r4:00000001 [ 1332.658092][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.658128][ T32] Exception stack(0xe08cdfb0 to 0xe08cdff8) [ 1332.658181][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1332.658235][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.658264][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.658312][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1332.658337][ T32] r4:850d97c0 [ 1332.658367][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.658397][ T32] INFO: task kworker/0:474:4456 blocked for more than 459 seconds. [ 1332.658480][ T32] Not tainted 6.15.0-syzkaller #0 [ 1332.658508][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.658530][ T32] task:kworker/0:474 state:D stack:0 pid:4456 tgid:4456 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.658585][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.658661][ T32] Call trace: [ 1332.658692][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1332.658737][ T32] r10:829189c0 r9:eaeb9d84 r8:00000002 r7:60000113 r6:eaeb9d8c r5:85192400 [ 1332.658759][ T32] r4:85192400 [ 1332.658777][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1332.658816][ T32] r5:85192400 r4:829189bc [ 1332.658834][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.658891][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.658939][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaeb9e08 [ 1332.658981][ T32] r4:00000000 [ 1332.659003][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1332.659041][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1332.659077][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1332.659147][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85113b80 [ 1332.659178][ T32] r4:00000000 [ 1332.659198][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1332.659243][ T32] r9:83018005 r8:85192400 r7:00000000 r6:83018000 r5:00001000 r4:7f049000 [ 1332.659263][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1332.659301][ T32] r5:00001000 r4:e0743000 [ 1332.659319][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1332.659361][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.659399][ T32] r5:8528b78c r4:8528b400 [ 1332.659417][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1332.659457][ T32] r7:dddced40 r6:83018000 r5:8528b78c r4:850f9b00 [ 1332.659477][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) ** 1 printk messages dropped ** [ 1332.659597][ T32] r4:850f9b00 ** 7 printk messages dropped ** [ 1332.659898][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 14 printk messages dropped ** [ 1332.674382][ T32] r5:80050013 r4:80239bb0 ** 9 printk messages dropped ** [ 1332.674746][ T32] r9:83018005 r8:84b7a400 r7:00000000 r6:83018000 r5:00001000 r4:7f09b000 ** 16 printk messages dropped ** [ 1332.675421][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 14 printk messages dropped ** [ 1332.676099][ T32] r5:85191800 r4:829189bc ** 2 printk messages dropped ** [ 1332.676278][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaec1e08 ** 13 printk messages dropped ** [ 1332.676818][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) ** 12 printk messages dropped ** [ 1332.677266][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 4 printk messages dropped ** [ 1332.678058][ T32] Call trace: [ 1332.678121][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1332.678173][ T32] r10:8280c9b4 r9:84b7a400 r8:80200be4 r7:e08cdd54 r6:ffffffff r5:84b7a400 [ 1332.678226][ T32] r4:00000000 [ 1332.678250][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.678290][ T32] Exception stack(0xe08cdd20 to 0xe08cdd68) [ 1332.678318][ T32] dd20: 92cf4000 e069b000 00000001 80239b98 7f323000 00000001 82ac11c4 82ac05a0 [ 1332.678371][ T32] dd40: 7f323000 e069b000 8280c9b4 e08cdd9c e08cdda0 e08cdd70 80230ad4 80239bb0 [ 1332.678399][ T32] dd60: 80050013 ffffffff [ 1332.678441][ T32] r5:80050013 r4:80239bb0 [ 1332.678464][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1332.678506][ T32] r4:82ac11e4 [ 1332.678525][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.678565][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08cddc0 r5:e08cde08 [ 1332.678606][ T32] r4:e08cddc0 [ 1332.678651][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1332.678718][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9a40 [ 1332.678742][ T32] r4:00000000 [ 1332.678761][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1332.678801][ T32] r9:83018005 r8:84b7a400 r7:00000000 r6:83018000 r5:00001000 r4:7f09b000 [ 1332.678822][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1332.678861][ T32] r5:00001000 r4:e06d3000 [ 1332.678903][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1332.678945][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.678982][ T32] r5:85073f8c r4:85073c00 [ 1332.679001][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1332.679062][ T32] r7:dddced40 r6:83018000 r5:85073f8c r4:84b0bc80 [ 1332.679086][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1332.679171][ T32] r10:61c88647 r9:84b7a400 r8:84b0bcac r7:82804d40 r6:dddced40 r5:dddced60 [ 1332.679206][ T32] r4:84b0bc80 [ 1332.679225][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1332.679271][ T32] r10:00000000 r9:84b0bc80 r8:8027ecf4 r7:e08b1e60 r6:85024480 r5:84b7a400 [ 1332.679327][ T32] r4:00000001 [ 1332.679350][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.679391][ T32] Exception stack(0xe08cdfb0 to 0xe08cdff8) [ 1332.679416][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1332.679445][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.679470][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.679521][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1332.679569][ T32] r4:850d97c0 [ 1332.679609][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.679637][ T32] INFO: task kworker/0:476:4461 blocked for more than 459 seconds. [ 1332.679665][ T32] Not tainted 6.15.0-syzkaller #0 [ 1332.679709][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.679733][ T32] task:kworker/0:476 state:D stack:0 pid:4461 tgid:4461 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.679776][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.679840][ T32] Call trace: [ 1332.679905][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1332.679952][ T32] r10:829189c0 r9:eaec9d84 r8:00000002 r7:60000013 r6:eaec9d8c r5:85193c00 [ 1332.679995][ T32] r4:85193c00 [ 1332.680039][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1332.680106][ T32] r5:85193c00 r4:829189bc [ 1332.680130][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.680169][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.680213][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaec9e08 [ 1332.680257][ T32] r4:00000000 [ 1332.680292][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1332.680341][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1332.680413][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1332.680459][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a76040 [ 1332.680502][ T32] r4:00000000 [ 1332.705567][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1332.705787][ T32] r9:83018005 r8:85193c00 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1332.705842][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1332.705998][ T32] r5:00001000 r4:eaa05000 [ 1332.706049][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1332.706131][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.706206][ T32] r5:8528c78c r4:8528c400 [ 1332.706252][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1332.706337][ T32] r7:dddced40 r6:83018000 r5:8528c78c r4:850f9c00 [ 1332.706387][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1332.706502][ T32] r10:61c88647 r9:85193c00 r8:850f9c2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1332.706560][ T32] r4:850f9c00 [ 1332.706657][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1332.706776][ T32] r10:00000000 r9:850f9c00 r8:8027ecf4 r7:eaea1e60 r6:84b4fd00 r5:85193c00 [ 1332.706847][ T32] r4:00000001 [ 1332.706888][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 3 printk messages dropped ** [ 1332.707160][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 13 printk messages dropped ** [ 1332.709037][ T32] dd60: 80050013 ffffffff ** 5 printk messages dropped ** [ 1332.709480][ T32] r4:e08cddc0 [ 1332.709541][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1332.709622][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9a40 [ 1332.709672][ T32] r4:00000000 [ 1332.709757][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1332.709852][ T32] r9:83018005 r8:84b7a400 r7:00000000 r6:83018000 r5:00001000 r4:7f09b000 [ 1332.709901][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1332.709988][ T32] r5:00001000 r4:e06d3000 [ 1332.710029][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1332.710134][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.710232][ T32] r5:85073f8c r4:85073c00 [ 1332.710275][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1332.710433][ T32] r7:dddced40 r6:83018000 r5:85073f8c r4:84b0bc80 [ 1332.710482][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1332.721375][ T32] r10:61c88647 r9:84b7a400 r8:84b0bcac r7:82804d40 r6:dddced40 r5:dddced60 [ 1332.721503][ T32] r4:84b0bc80 [ 1332.721570][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1332.721720][ T32] r10:00000000 r9:84b0bc80 r8:8027ecf4 r7:e08b1e60 r6:85024480 r5:84b7a400 [ 1332.721773][ T32] r4:00000001 [ 1332.721818][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 7 printk messages dropped ** [ 1332.722395][ T32] INFO: task kworker/0:477:4462 blocked for more than 459 seconds. ** 9 printk messages dropped ** [ 1332.723344][ T32] r5:85195400 r4:829189bc [ 1332.723402][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.723484][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.723581][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaecde08 [ 1332.723629][ T32] r4:00000000 [ 1332.723675][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1332.723777][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1332.723855][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1332.723940][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b99fc0 [ 1332.723985][ T32] r4:00000000 [ 1332.724051][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1332.724144][ T32] r9:83018005 r8:85195400 r7:00000000 r6:83018000 r5:00001000 r4:7f04f000 [ 1332.724195][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1332.724279][ T32] r5:00001000 r4:e89cd000 [ 1332.724325][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1332.724411][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.724510][ T32] r5:8528c38c r4:8528c000 [ 1332.724590][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1332.724679][ T32] r7:dddced40 r6:83018000 r5:8528c38c r4:850f9c80 [ 1332.724726][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1332.724828][ T32] r10:61c88647 r9:85195400 r8:850f9cac r7:82804d40 r6:dddced40 r5:dddced60 [ 1332.724888][ T32] r4:850f9c80 [ 1332.724955][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1332.725039][ T32] r10:00000000 r9:850f9c80 r8:8027ecf4 r7:eaec9e60 r6:84b4fd80 r5:85195400 [ 1332.725082][ T32] r4:00000001 [ 1332.725133][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.725198][ T32] Exception stack(0xeaecdfb0 to 0xeaecdff8) [ 1332.725276][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1332.726384][ T32] INFO: task kworker/0:477:4462 is blocked on a mutex likely owned by task kworker/0:314:3957. ** 19 printk messages dropped ** [ 1332.728204][ T32] r4:00000000 ** 9 printk messages dropped ** [ 1332.728882][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) ** 10 printk messages dropped ** [ 1332.729735][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 9 printk messages dropped ** [ 1332.730338][ T32] r10:829189c0 r9:eaed1d84 r8:00000002 r7:60000013 r6:eaed1d8c r5:85196000 ** 2 printk messages dropped ** [ 1332.730506][ T32] r5:85196000 r4:829189bc ** 1 printk messages dropped ** [ 1332.753373][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1332.754213][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 1332.754964][ T32] r4:850f9d00 ** 6 printk messages dropped ** [ 1332.755897][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 14 printk messages dropped ** [ 1332.758163][ T32] dd60: 80050013 ffffffff ** 10 printk messages dropped ** [ 1332.758963][ T32] r9:83018005 r8:84b7a400 r7:00000000 r6:83018000 r5:00001000 r4:7f09b000 ** 11 printk messages dropped ** [ 1332.760044][ T32] r10:00000000 r9:84b0bc80 r8:8027ecf4 r7:e08b1e60 r6:85024480 r5:84b7a400 ** 9 printk messages dropped ** [ 1332.785981][ T32] INFO: task kworker/0:479:4466 blocked for more than 459 seconds. ** 9 printk messages dropped ** [ 1332.787013][ T32] r5:85196c00 r4:829189bc [ 1332.787058][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.787173][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.787276][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaed5e08 [ 1332.787333][ T32] r4:00000000 [ 1332.787383][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1332.787483][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1332.787574][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1332.787680][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a76300 [ 1332.787738][ T32] r4:00000000 [ 1332.787791][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1332.787886][ T32] r9:83018005 r8:85196c00 r7:00000000 r6:83018000 r5:00001000 r4:7f053000 [ 1332.787936][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1332.788020][ T32] r5:00001000 r4:eaa27000 [ 1332.788063][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1332.788146][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.788228][ T32] r5:8528cb8c r4:8528c800 [ 1332.788279][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1332.788405][ T32] r7:dddced40 r6:83018000 r5:8528cb8c r4:850f9d80 [ 1332.788479][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1332.788589][ T32] r10:61c88647 r9:85196c00 r8:850f9dac r7:82804d40 r6:dddced40 r5:dddced60 [ 1332.788648][ T32] r4:850f9d80 [ 1332.788716][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1332.788834][ T32] r10:00000000 r9:850f9d80 r8:8027ecf4 r7:eaed1e60 r6:84b4fe80 r5:85196c00 [ 1332.788885][ T32] r4:00000001 [ 1332.788935][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.789034][ T32] Exception stack(0xeaed5fb0 to 0xeaed5ff8) [ 1332.789098][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1332.789157][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.789239][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.789302][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1332.789388][ T32] r4:84a760c0 [ 1332.790231][ T32] INFO: task kworker/0:479:4466 is blocked on a mutex likely owned by task kworker/0:314:3957. [ 1332.790303][ T32] task:kworker/0:314 state:R running task stack:0 pid:3957 tgid:3957 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.790484][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.808611][ T32] Call trace: [ 1332.809148][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1332.809304][ T32] r10:8280c9b4 r9:84b7a400 r8:80200be4 r7:e08cdd54 r6:ffffffff r5:84b7a400 [ 1332.809532][ T32] r4:00000000 [ 1332.809584][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.809668][ T32] Exception stack(0xe08cdd20 to 0xe08cdd68) [ 1332.809733][ T32] dd20: 9387a000 e069b000 00000001 80239b98 7f323000 00000001 82ac11c4 82ac05a0 [ 1332.809796][ T32] dd40: 7f323000 e069b000 8280c9b4 e08cdd9c e08cdda0 e08cdd70 80230ad4 80239bb0 [ 1332.809848][ T32] dd60: 80050013 ffffffff [ 1332.810124][ T32] r5:80050013 r4:80239bb0 [ 1332.810175][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1332.810298][ T32] r4:82ac11e4 ** 4 printk messages dropped ** [ 1332.816114][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9a40 ** 15 printk messages dropped ** [ 1332.817713][ T32] r4:00000001 ** 9 printk messages dropped ** [ 1332.818480][ T32] Not tainted 6.15.0-syzkaller #0 ** 8 printk messages dropped ** [ 1332.819533][ T32] r5:85194800 r4:829189bc ** 3 printk messages dropped ** [ 1332.819907][ T32] r4:00000000 ** 9 printk messages dropped ** [ 1332.841522][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) ** 14 printk messages dropped ** [ 1332.842660][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 15 printk messages dropped ** [ 1332.844701][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) ** 5 printk messages dropped ** [ 1332.845254][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9a40 [ 1332.845336][ T32] r4:00000000 [ 1332.845390][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1332.845470][ T32] r9:83018005 r8:84b7a400 r7:00000000 r6:83018000 r5:00001000 r4:7f09b000 [ 1332.845540][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1332.845628][ T32] r5:00001000 r4:e06d3000 [ 1332.845676][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1332.845750][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.845853][ T32] r5:85073f8c r4:85073c00 [ 1332.845902][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1332.846077][ T32] r7:dddced40 r6:83018000 r5:85073f8c r4:84b0bc80 [ 1332.846137][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1332.846262][ T32] r10:61c88647 r9:84b7a400 r8:84b0bcac r7:82804d40 r6:dddced40 r5:dddced60 [ 1332.846401][ T32] r4:84b0bc80 [ 1332.846601][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1332.846722][ T32] r10:00000000 r9:84b0bc80 r8:8027ecf4 r7:e08b1e60 r6:85024480 r5:84b7a400 [ 1332.846836][ T32] r4:00000001 [ 1332.846878][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.847131][ T32] Exception stack(0xe08cdfb0 to 0xe08cdff8) [ 1332.847196][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1332.847335][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 10 printk messages dropped ** [ 1332.848311][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) ** 3 printk messages dropped ** [ 1332.848810][ T32] r5:85258c00 r4:829189bc ** 3 printk messages dropped ** [ 1332.849176][ T32] r4:00000000 ** 9 printk messages dropped ** [ 1332.849820][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) ** 6 printk messages dropped ** [ 1332.850335][ T32] r4:850f9e80 [ 1332.850378][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1332.850576][ T32] r10:00000000 r9:850f9e80 r8:8027ecf4 r7:eaed1e60 r6:84b4ff80 r5:85258c00 [ 1332.880103][ T32] r4:00000001 [ 1332.880193][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.880315][ T32] Exception stack(0xeaee5fb0 to 0xeaee5ff8) [ 1332.880388][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1332.880487][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.881156][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.881232][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1332.881262][ T32] r4:84a760c0 [ 1332.882030][ T32] INFO: task kworker/0:481:4471 is blocked on a mutex likely owned by task kworker/0:314:3957. [ 1332.882110][ T32] task:kworker/0:314 state:R running task stack:0 pid:3957 tgid:3957 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 1332.883158][ T32] r5:80050013 r4:80239bb0 ** 9 printk messages dropped ** [ 1332.883977][ T32] r9:83018005 r8:84b7a400 r7:00000000 r6:83018000 r5:00001000 r4:7f09b000 ** 15 printk messages dropped ** [ 1332.885120][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 15 printk messages dropped ** [ 1332.886278][ T32] r5:8525a400 r4:829189bc [ 1332.886389][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 5 printk messages dropped ** [ 1332.886851][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) ** 14 printk messages dropped ** [ 1332.888030][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) ** 15 printk messages dropped ** [ 1332.889982][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1332.890418][ T32] dd60: 80050013 ffffffff [ 1332.890474][ T32] r5:80050013 r4:80239bb0 [ 1332.890525][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1332.921058][ T32] r4:82ac11e4 [ 1332.921121][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.921224][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08cddc0 r5:e08cde08 [ 1332.921268][ T32] r4:e08cddc0 [ 1332.921290][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1332.921391][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9a40 [ 1332.921540][ T32] r4:00000000 [ 1332.921591][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1332.921675][ T32] r9:83018005 r8:84b7a400 r7:00000000 r6:83018000 r5:00001000 r4:7f09b000 [ 1332.921715][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1332.921800][ T32] r5:00001000 r4:e06d3000 [ 1332.921846][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1332.921922][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.921999][ T32] r5:85073f8c r4:85073c00 [ 1332.922104][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1332.922234][ T32] r7:dddced40 r6:83018000 r5:85073f8c r4:84b0bc80 [ 1332.922283][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1332.922434][ T32] r10:61c88647 r9:84b7a400 r8:84b0bcac r7:82804d40 r6:dddced40 r5:dddced60 [ 1332.922526][ T32] r4:84b0bc80 [ 1332.922633][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1332.922748][ T32] r10:00000000 r9:84b0bc80 r8:8027ecf4 r7:e08b1e60 r6:85024480 r5:84b7a400 ** 9 printk messages dropped ** [ 1332.923751][ T32] INFO: task kworker/0:483:4475 blocked for more than 459 seconds. ** 9 printk messages dropped ** [ 1332.924770][ T32] r5:85258000 r4:829189bc ** 1 printk messages dropped ** [ 1332.924895][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) ** 13 printk messages dropped ** [ 1332.926217][ T32] r5:8528e78c r4:8528e400 ** 9 printk messages dropped ** [ 1332.926984][ T32] Exception stack(0xeaef1fb0 to 0xeaef1ff8) [ 1332.927038][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1332.927140][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.927216][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.927273][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1332.927368][ T32] r4:84a76640 [ 1332.928253][ T32] INFO: task kworker/0:483:4475 is blocked on a mutex likely owned by task kworker/0:314:3957. [ 1332.928392][ T32] task:kworker/0:314 state:R running task stack:0 pid:3957 tgid:3957 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.928583][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.928669][ T32] Call trace: [ 1332.928735][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1332.928832][ T32] r10:8280c9b4 r9:84b7a400 r8:80200be4 r7:e08cdd54 r6:ffffffff r5:84b7a400 [ 1332.928914][ T32] r4:00000000 [ 1332.928981][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.929062][ T32] Exception stack(0xe08cdd20 to 0xe08cdd68) [ 1332.929127][ T32] dd20: 94267000 e069b000 00000001 80239b98 7f323000 00000001 82ac11c4 82ac05a0 ** 1 printk messages dropped ** [ 1332.929232][ T32] dd60: 80050013 ffffffff ** 8 printk messages dropped ** [ 1332.929904][ T32] r4:00000000 ** 9 printk messages dropped ** [ 1332.961478][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) ** 16 printk messages dropped ** [ 1332.962757][ T32] task:kworker/0:484 state:D stack:0 pid:4476 tgid:4476 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1332.963385][ T32] r5:8521d400 r4:829189bc ** 6 printk messages dropped ** [ 1332.963912][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) ** 13 printk messages dropped ** [ 1332.965054][ T32] r4:849bd000 ** 7 printk messages dropped ** [ 1332.965526][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 16 printk messages dropped ** [ 1332.967520][ T32] r4:82ac11e4 ** 7 printk messages dropped ** [ 1332.968032][ T32] r9:83018005 r8:84b7a400 r7:00000000 r6:83018000 r5:00001000 r4:7f09b000 ** 15 printk messages dropped ** [ 1332.969222][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 15 printk messages dropped ** [ 1332.995233][ T32] r5:8521e000 r4:829189bc [ 1332.995335][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 4 printk messages dropped ** [ 1332.995720][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) ** 13 printk messages dropped ** [ 1332.996831][ T32] r10:61c88647 r9:8521e000 r8:849bd12c r7:82804d40 r6:dddced40 r5:dddced60 ** 15 printk messages dropped ** [ 1332.999034][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) ** 20 printk messages dropped ** [ 1333.018570][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) ** 15 printk messages dropped ** [ 1333.019754][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 10 printk messages dropped ** [ 1333.035864][ T32] r4:8525c800 [ 1333.036025][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1333.036168][ T32] r5:8525c800 r4:829189bc [ 1333.036217][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.036333][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.036434][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaefde08 [ 1333.036485][ T32] r4:00000000 [ 1333.036522][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1333.036601][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1333.036706][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1333.036790][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a76e00 [ 1333.036838][ T32] r4:00000000 [ 1333.036909][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1333.036995][ T32] r9:83018005 r8:8525c800 r7:00000000 r6:83018000 r5:00001000 r4:7f065000 [ 1333.037059][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1333.037152][ T32] r5:00001000 r4:eac2b000 [ 1333.037191][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1333.037268][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.037418][ T32] r5:8528eb8c r4:8528e800 [ 1333.037529][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1333.037652][ T32] r7:dddced40 r6:83018000 r5:8528eb8c r4:849bd200 [ 1333.037701][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1333.037792][ T32] r10:61c88647 r9:8525c800 r8:849bd22c r7:82804d40 r6:dddced40 r5:dddced60 [ 1333.037836][ T32] r4:849bd200 [ 1333.037885][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1333.038006][ T32] r10:00000000 r9:849bd200 r8:8027ecf4 r7:eaef1e60 r6:84947100 r5:8525c800 [ 1333.038088][ T32] r4:00000001 [ 1333.038146][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.038220][ T32] Exception stack(0xeaefdfb0 to 0xeaefdff8) [ 1333.038308][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1333.038445][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.038504][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.038651][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1333.038729][ T32] r4:84a76940 [ 1333.039613][ T32] INFO: task kworker/0:486:4482 is blocked on a mutex likely owned by task kworker/0:314:3957. [ 1333.039722][ T32] task:kworker/0:314 state:R running task stack:0 pid:3957 tgid:3957 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 5 printk messages dropped ** [ 1333.040334][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 16 printk messages dropped ** [ 1333.052141][ T32] r5:00001000 r4:e06d3000 ** 10 printk messages dropped ** [ 1333.053005][ T32] r4:00000001 ** 9 printk messages dropped ** [ 1333.053754][ T32] Not tainted 6.15.0-syzkaller #0 ** 8 printk messages dropped ** [ 1333.054337][ T32] r5:8525bc00 r4:829189bc ** 2 printk messages dropped ** [ 1333.054477][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaf09e08 ** 13 printk messages dropped ** [ 1333.055482][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) ** 16 printk messages dropped ** [ 1333.056822][ T32] Workqueue: events bpf_prog_free_deferred ** 11 printk messages dropped ** [ 1333.057351][ T32] r4:82ac11e4 ** 7 printk messages dropped ** [ 1333.057636][ T32] r9:83018005 r8:84b7a400 r7:00000000 r6:83018000 r5:00001000 r4:7f09b000 ** 9 printk messages dropped ** [ 1333.058066][ T32] r4:84b0bc80 ** 6 printk messages dropped ** [ 1333.058423][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 14 printk messages dropped ** [ 1333.059181][ T32] r5:8525b000 r4:829189bc ** 1 printk messages dropped ** [ 1333.059261][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) ** 15 printk messages dropped ** [ 1333.059816][ T32] r7:dddced40 r6:83018000 r5:8528f38c r4:849bd300 ** 13 printk messages dropped ** [ 1333.081694][ T32] INFO: task kworker/0:488:4486 is blocked on a mutex likely owned by task kworker/0:314:3957. ** 15 printk messages dropped ** [ 1333.082979][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08cddc0 r5:e08cde08 [ 1333.083006][ T32] r4:e08cddc0 [ 1333.083028][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1333.083139][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9a40 [ 1333.083201][ T32] r4:00000000 [ 1333.083253][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1333.083410][ T32] r9:83018005 r8:84b7a400 r7:00000000 r6:83018000 r5:00001000 r4:7f09b000 [ 1333.083439][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1333.083624][ T32] r5:00001000 r4:e06d3000 [ 1333.083775][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1333.083821][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.083862][ T32] r5:85073f8c r4:85073c00 [ 1333.083883][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1333.083927][ T32] r7:dddced40 r6:83018000 r5:85073f8c r4:84b0bc80 [ 1333.083975][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1333.084025][ T32] r10:61c88647 r9:84b7a400 r8:84b0bcac r7:82804d40 r6:dddced40 r5:dddced60 [ 1333.084050][ T32] r4:84b0bc80 [ 1333.084070][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1333.084115][ T32] r10:00000000 r9:84b0bc80 r8:8027ecf4 r7:e08b1e60 r6:85024480 r5:84b7a400 [ 1333.084142][ T32] r4:00000001 [ 1333.084161][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.084196][ T32] Exception stack(0xe08cdfb0 to 0xe08cdff8) [ 1333.084222][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1333.084249][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.084291][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.084324][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1333.084505][ T32] r4:850d97c0 [ 1333.084535][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.084591][ T32] INFO: task kworker/0:489:4488 blocked for more than 459 seconds. [ 1333.084645][ T32] Not tainted 6.15.0-syzkaller #0 [ 1333.084675][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.084697][ T32] task:kworker/0:489 state:D stack:0 pid:4488 tgid:4488 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.084745][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.084785][ T32] Call trace: [ 1333.084856][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1333.084958][ T32] r10:829189c0 r9:eaf15d84 r8:00000002 r7:60000113 r6:eaf15d8c r5:8525ec00 [ 1333.085065][ T32] r4:8525ec00 [ 1333.085172][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1333.085216][ T32] r5:8525ec00 r4:829189bc [ 1333.085237][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.085339][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.085445][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaf15e08 [ 1333.085471][ T32] r4:00000000 [ 1333.085491][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1333.085529][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1333.085588][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1333.085669][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847c86c0 [ 1333.085694][ T32] r4:00000000 [ 1333.085771][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1333.085858][ T32] r9:83018005 r8:8525ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f09f000 [ 1333.085882][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) ** 4 printk messages dropped ** [ 1333.086146][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) ** 15 printk messages dropped ** [ 1333.087680][ T32] task:kworker/0:314 state:R running task stack:0 pid:3957 tgid:3957 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 22 printk messages dropped ** [ 1333.089441][ T32] r5:00001000 r4:e06d3000 ** 7 printk messages dropped ** [ 1333.089851][ T32] r4:84b0bc80 ** 7 printk messages dropped ** [ 1333.090144][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 9 printk messages dropped ** [ 1333.131281][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) ** 3 printk messages dropped ** [ 1333.131510][ T32] r5:8521ec00 r4:829189bc ** 6 printk messages dropped ** [ 1333.131861][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) ** 15 printk messages dropped ** [ 1333.132688][ T32] r10:00000000 r9:849bd400 r8:8027ecf4 r7:eaf15e60 r6:849bd480 r5:8521ec00 [ 1333.132714][ T32] r4:00000001 [ 1333.132735][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.132771][ T32] Exception stack(0xeae1dfb0 to 0xeae1dff8) [ 1333.132812][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1333.132843][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.132871][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.132920][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1333.132956][ T32] r4:85113f40 [ 1333.133550][ T32] INFO: task kworker/0:490:4489 is blocked on a mutex likely owned by task kworker/0:314:3957. [ 1333.133632][ T32] task:kworker/0:314 state:R running task stack:0 pid:3957 tgid:3957 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.133816][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.133869][ T32] Call trace: [ 1333.133927][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1333.133981][ T32] r10:8280c9b4 r9:84b7a400 r8:80200be4 r7:e08cdd54 r6:ffffffff r5:84b7a400 [ 1333.134005][ T32] r4:00000000 [ 1333.134024][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.134065][ T32] Exception stack(0xe08cdd20 to 0xe08cdd68) [ 1333.134095][ T32] dd20: 9561a000 e069b000 00000001 80239b98 7f323000 00000001 82ac11c4 82ac05a0 [ 1333.134123][ T32] dd40: 7f323000 e069b000 8280c9b4 e08cdd9c e08cdda0 e08cdd70 80230ad4 80239bb0 [ 1333.134150][ T32] dd60: 80050013 ffffffff [ 1333.134173][ T32] r5:80050013 r4:80239bb0 [ 1333.134193][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1333.134246][ T32] r4:82ac11e4 [ 1333.134269][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.134337][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08cddc0 r5:e08cde08 [ 1333.134366][ T32] r4:e08cddc0 [ 1333.134386][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1333.134472][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9a40 [ 1333.134499][ T32] r4:00000000 [ 1333.134518][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1333.134561][ T32] r9:83018005 r8:84b7a400 r7:00000000 r6:83018000 r5:00001000 r4:7f09b000 [ 1333.134608][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1333.134653][ T32] r5:00001000 r4:e06d3000 [ 1333.134674][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1333.134713][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.134776][ T32] r5:85073f8c r4:85073c00 [ 1333.134800][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1333.134845][ T32] r7:dddced40 r6:83018000 r5:85073f8c r4:84b0bc80 [ 1333.134866][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1333.134912][ T32] r10:61c88647 r9:84b7a400 r8:84b0bcac r7:82804d40 r6:dddced40 r5:dddced60 [ 1333.134944][ T32] r4:84b0bc80 [ 1333.134976][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1333.135160][ T32] r10:00000000 r9:84b0bc80 r8:8027ecf4 r7:e08b1e60 r6:85024480 r5:84b7a400 [ 1333.135216][ T32] r4:00000001 [ 1333.135242][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.135284][ T32] Exception stack(0xe08cdfb0 to 0xe08cdff8) [ 1333.135322][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1333.135369][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.135397][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1333.135720][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1333.136045][ T32] r5:8521c800 r4:829189bc ** 1 printk messages dropped ** [ 1333.136116][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) ** 15 printk messages dropped ** [ 1333.136909][ T32] r7:dddced40 r6:83018000 r5:8528fb8c r4:849bd500 ** 12 printk messages dropped ** [ 1333.137363][ T32] r4:847c8100 ** 10 printk messages dropped ** [ 1333.138511][ T32] dd40: 7f323000 e069b000 8280c9b4 e08cdd9c e08cdda0 e08cdd70 80230ad4 80239bb0 ** 9 printk messages dropped ** [ 1333.139013][ T32] r4:00000000 ** 7 printk messages dropped ** [ 1333.139483][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) ** 11 printk messages dropped ** [ 1333.139918][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 9 printk messages dropped ** [ 1333.140493][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) ** 3 printk messages dropped ** [ 1333.168186][ T32] r5:848a0000 r4:829189bc ** 1 printk messages dropped ** [ 1333.168266][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) ** 15 printk messages dropped ** [ 1333.169451][ T32] r7:dddced40 r6:83018000 r5:8528ff8c r4:849bd600 ** 10 printk messages dropped ** [ 1333.170152][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 12 printk messages dropped ** [ 1333.185443][ T32] dd40: 7f323000 e069b000 8280c9b4 e08cdd9c e08cdda0 e08cdd70 80230ad4 80239bb0 [ 1333.185539][ T32] dd60: 80050013 ffffffff [ 1333.185596][ T32] r5:80050013 r4:80239bb0 [ 1333.185621][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1333.185670][ T32] r4:82ac11e4 [ 1333.185692][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.185735][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08cddc0 r5:e08cde08 [ 1333.185784][ T32] r4:e08cddc0 [ 1333.185809][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1333.185879][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9a40 [ 1333.185905][ T32] r4:00000000 [ 1333.185926][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1333.186022][ T32] r9:83018005 r8:84b7a400 r7:00000000 r6:83018000 r5:00001000 r4:7f09b000 [ 1333.186078][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1333.186133][ T32] r5:00001000 r4:e06d3000 [ 1333.186156][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1333.186196][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.186236][ T32] r5:85073f8c r4:85073c00 [ 1333.186256][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) ** 10 printk messages dropped ** [ 1333.186856][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 12 printk messages dropped ** [ 1333.187461][ T32] r4:848a0c00 ** 1 printk messages dropped ** [ 1333.187584][ T32] r5:848a0c00 r4:829189bc [ 1333.187603][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 5 printk messages dropped ** [ 1333.187946][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) ** 12 printk messages dropped ** [ 1333.188649][ T32] r10:61c88647 r9:848a0c00 r8:849bd72c r7:82804d40 r6:dddced40 r5:dddced60 ** 12 printk messages dropped ** [ 1333.189524][ T32] task:kworker/0:314 state:R running task stack:0 pid:3957 tgid:3957 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 22 printk messages dropped ** [ 1333.198345][ T32] r5:00001000 r4:e06d3000 ** 10 printk messages dropped ** [ 1333.198749][ T32] r4:00000001 ** 9 printk messages dropped ** [ 1333.199105][ T32] Not tainted 6.15.0-syzkaller #0 ** 8 printk messages dropped ** [ 1333.199658][ T32] r5:848a2400 r4:829189bc [ 1333.199731][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 10 printk messages dropped ** [ 1333.200177][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) ** 15 printk messages dropped ** [ 1333.211709][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 16 printk messages dropped ** [ 1333.213582][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) ** 16 printk messages dropped ** [ 1333.215003][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) ** 17 printk messages dropped ** [ 1333.215837][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1333.216279][ T32] r5:848a3c00 r4:829189bc [ 1333.216298][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.216337][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.216381][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaf41e08 [ 1333.216404][ T32] r4:00000000 [ 1333.216422][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1333.216557][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1333.216603][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1333.216665][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85015a00 [ 1333.216788][ T32] r4:00000000 [ 1333.216811][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1333.216871][ T32] r9:83018205 r8:848a3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0a3000 [ 1333.216896][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1333.216935][ T32] r5:00001000 r4:eaf43000 [ 1333.216954][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1333.217065][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.217151][ T32] r5:8502378c r4:85023400 [ 1333.217194][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1333.217240][ T32] r7:ddde2d40 r6:83018200 r5:8502378c r4:84947300 [ 1333.217322][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1333.217371][ T32] r10:61c88647 r9:848a3c00 r8:8494732c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1333.217393][ T32] r4:84947300 [ 1333.217411][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1333.217540][ T32] r10:00000000 r9:84947300 r8:8027ecf4 r7:ead5de60 r6:849bd900 r5:848a3c00 [ 1333.217599][ T32] r4:00000001 [ 1333.217620][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.217656][ T32] Exception stack(0xeaf41fb0 to 0xeaf41ff8) [ 1333.217682][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1333.217711][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.217840][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.217904][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1333.218043][ T32] r4:85015fc0 [ 1333.218442][ T32] INFO: task kworker/1:191:4500 is blocked on a mutex likely owned by task kworker/0:314:3957. [ 1333.218480][ T32] task:kworker/0:314 state:R running task stack:0 pid:3957 tgid:3957 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.218576][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.218685][ T32] Call trace: [ 1333.218727][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1333.218782][ T32] r10:8280c9b4 r9:84b7a400 r8:80200be4 r7:e08cdd54 r6:ffffffff r5:84b7a400 [ 1333.218807][ T32] r4:00000000 [ 1333.218827][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.218901][ T32] Exception stack(0xe08cdd20 to 0xe08cdd68) [ 1333.218938][ T32] dd20: 95c06000 e069b000 00000001 80239b98 7f323000 00000001 82ac11c4 82ac05a0 [ 1333.219022][ T32] dd40: 7f323000 e069b000 8280c9b4 e08cdd9c e08cdda0 e08cdd70 80230ad4 80239bb0 [ 1333.219050][ T32] dd60: 80050013 ffffffff [ 1333.219074][ T32] r5:80050013 r4:80239bb0 [ 1333.219100][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1333.219205][ T32] r4:82ac11e4 [ 1333.219274][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.219395][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08cddc0 r5:e08cde08 [ 1333.219421][ T32] r4:e08cddc0 ** 2 printk messages dropped ** [ 1333.219547][ T32] r4:00000000 ** 9 printk messages dropped ** [ 1333.219947][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) ** 16 printk messages dropped ** [ 1333.242044][ T32] task:kworker/1:192 state:D stack:0 pid:4503 tgid:4503 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1333.242448][ T32] r5:848a1800 r4:829189bc ** 8 printk messages dropped ** [ 1333.242767][ T32] r4:00000000 ** 8 printk messages dropped ** [ 1333.243234][ T32] r7:ddde2d40 r6:83018200 r5:8524038c r4:84947380 ** 13 printk messages dropped ** [ 1333.244390][ T32] INFO: task kworker/1:192:4503 is blocked on a mutex likely owned by task kworker/0:314:3957. ** 12 printk messages dropped ** [ 1333.244953][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1333.244993][ T32] r4:82ac11e4 [ 1333.245013][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.245054][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08cddc0 r5:e08cde08 [ 1333.245133][ T32] r4:e08cddc0 [ 1333.245159][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1333.245247][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9a40 [ 1333.245273][ T32] r4:00000000 [ 1333.245294][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1333.245337][ T32] r9:83018005 r8:84b7a400 r7:00000000 r6:83018000 r5:00001000 r4:7f09b000 [ 1333.245358][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1333.245425][ T32] r5:00001000 r4:e06d3000 [ 1333.245448][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1333.245490][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.245559][ T32] r5:85073f8c r4:85073c00 [ 1333.245616][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1333.245664][ T32] r7:dddced40 r6:83018000 r5:85073f8c r4:84b0bc80 [ 1333.245686][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1333.245731][ T32] r10:61c88647 r9:84b7a400 r8:84b0bcac r7:82804d40 r6:dddced40 r5:dddced60 [ 1333.245752][ T32] r4:84b0bc80 [ 1333.245791][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1333.245838][ T32] r10:00000000 r9:84b0bc80 r8:8027ecf4 r7:e08b1e60 r6:85024480 r5:84b7a400 [ 1333.245860][ T32] r4:00000001 [ 1333.245879][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.245913][ T32] Exception stack(0xe08cdfb0 to 0xe08cdff8) [ 1333.245939][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1333.245998][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1333.246362][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1333.246596][ T32] r5:848a4800 r4:829189bc ** 2 printk messages dropped ** [ 1333.246710][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaf65e08 ** 13 printk messages dropped ** [ 1333.247283][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) ** 17 printk messages dropped ** [ 1333.248620][ T32] Call trace: [ 1333.248653][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1333.248731][ T32] r10:8280c9b4 r9:84b7a400 r8:80200be4 r7:e08cdd54 r6:ffffffff r5:84b7a400 [ 1333.248758][ T32] r4:00000000 [ 1333.248778][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.248835][ T32] Exception stack(0xe08cdd20 to 0xe08cdd68) [ 1333.248868][ T32] dd20: 95f0b000 e069b000 00000001 80239b98 7f323000 00000001 82ac11c4 82ac05a0 [ 1333.248950][ T32] dd40: 7f323000 e069b000 8280c9b4 e08cdd9c e08cdda0 e08cdd70 80230ad4 80239bb0 [ 1333.248978][ T32] dd60: 80050013 ffffffff [ 1333.249001][ T32] r5:80050013 r4:80239bb0 [ 1333.249021][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1333.249278][ T32] r4:82ac11e4 [ 1333.249358][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.249404][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08cddc0 r5:e08cde08 [ 1333.249426][ T32] r4:e08cddc0 [ 1333.249445][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1333.249487][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9a40 [ 1333.249510][ T32] r4:00000000 [ 1333.249719][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1333.249766][ T32] r9:83018005 r8:84b7a400 r7:00000000 r6:83018000 r5:00001000 r4:7f09b000 [ 1333.249921][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1333.249967][ T32] r5:00001000 r4:e06d3000 [ 1333.249987][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1333.250026][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.250353][ T32] r5:85073f8c r4:85073c00 [ 1333.250478][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1333.250611][ T32] r7:dddced40 r6:83018000 r5:85073f8c r4:84b0bc80 [ 1333.283520][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1333.283617][ T32] r10:61c88647 r9:84b7a400 r8:84b0bcac r7:82804d40 r6:dddced40 r5:dddced60 [ 1333.283642][ T32] r4:84b0bc80 [ 1333.283661][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1333.283708][ T32] r10:00000000 r9:84b0bc80 r8:8027ecf4 r7:e08b1e60 r6:85024480 r5:84b7a400 [ 1333.283731][ T32] r4:00000001 [ 1333.283750][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 10 printk messages dropped ** [ 1333.284127][ T32] task:kworker/0:495 state:D stack:0 pid:4506 tgid:4506 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1333.284637][ T32] r5:848a6000 r4:829189bc ** 1 printk messages dropped ** [ 1333.284720][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) ** 14 printk messages dropped ** [ 1333.285466][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) ** 13 printk messages dropped ** [ 1333.286242][ T32] r4:847c8bc0 ** 10 printk messages dropped ** [ 1333.287446][ T32] dd40: 7f323000 e069b000 8280c9b4 e08cdd9c e08cdda0 e08cdd70 80230ad4 80239bb0 ** 14 printk messages dropped ** [ 1333.288069][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) ** 15 printk messages dropped ** [ 1333.288795][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 12 printk messages dropped ** [ 1333.289647][ T32] r5:848a3000 r4:829189bc [ 1333.289691][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 6 printk messages dropped ** [ 1333.290228][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847c8980 ** 13 printk messages dropped ** [ 1333.312813][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) ** 11 printk messages dropped ** [ 1333.313886][ T32] Workqueue: events bpf_prog_free_deferred ** 14 printk messages dropped ** [ 1333.314495][ T32] r4:e08cddc0 ** 9 printk messages dropped ** [ 1333.314879][ T32] r5:85073f8c r4:85073c00 [ 1333.314929][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1333.314975][ T32] r7:dddced40 r6:83018000 r5:85073f8c r4:84b0bc80 [ 1333.315006][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1333.315078][ T32] r10:61c88647 r9:84b7a400 r8:84b0bcac r7:82804d40 r6:dddced40 r5:dddced60 [ 1333.315214][ T32] r4:84b0bc80 [ 1333.315247][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1333.315324][ T32] r10:00000000 r9:84b0bc80 r8:8027ecf4 r7:e08b1e60 r6:85024480 r5:84b7a400 [ 1333.315380][ T32] r4:00000001 [ 1333.315424][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.315465][ T32] Exception stack(0xe08cdfb0 to 0xe08cdff8) [ 1333.315514][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1333.315546][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.315572][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.315601][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1333.315623][ T32] r4:850d97c0 [ 1333.315643][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.315685][ T32] INFO: task kworker/0:497:4510 blocked for more than 459 seconds. [ 1333.315744][ T32] Not tainted 6.15.0-syzkaller #0 [ 1333.315774][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.315796][ T32] task:kworker/0:497 state:D stack:0 pid:4510 tgid:4510 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.315865][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.315908][ T32] Call trace: [ 1333.316001][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1333.316050][ T32] r10:829189c0 r9:eaf95d84 r8:00000002 r7:60000113 r6:eaf95d8c r5:85228000 [ 1333.316072][ T32] r4:85228000 [ 1333.316103][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1333.316143][ T32] r5:85228000 r4:829189bc [ 1333.316162][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.316199][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.316243][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaf95e08 [ 1333.316287][ T32] r4:00000000 [ 1333.316330][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1333.316394][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1333.316455][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1333.316499][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847d9040 [ 1333.316561][ T32] r4:00000000 [ 1333.316583][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1333.316623][ T32] r9:83018005 r8:85228000 r7:00000000 r6:83018000 r5:00001000 r4:7f0ad000 [ 1333.316644][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1333.316704][ T32] r5:00001000 r4:eaf8d000 [ 1333.316749][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1333.316789][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.316827][ T32] r5:8529578c r4:85295400 [ 1333.316845][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1333.316885][ T32] r7:dddced40 r6:83018000 r5:8529578c r4:849bdc80 [ 1333.316904][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1333.316947][ T32] r10:61c88647 r9:85228000 r8:849bdcac r7:82804d40 r6:dddced40 r5:dddced60 [ 1333.316969][ T32] r4:849bdc80 [ 1333.316986][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1333.317078][ T32] r10:00000000 r9:849bdc80 r8:8027ecf4 r7:eaf71e60 r6:849bdd00 r5:85228000 [ 1333.317110][ T32] r4:00000001 [ 1333.317155][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.317223][ T32] Exception stack(0xeaf95fb0 to 0xeaf95ff8) [ 1333.317253][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1333.317306][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.317338][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.317392][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1333.317418][ T32] r4:847c8ec0 [ 1333.317781][ T32] INFO: task kworker/0:497:4510 is blocked on a mutex likely owned by task kworker/0:314:3957. [ 1333.317816][ T32] task:kworker/0:314 state:R running task stack:0 pid:3957 tgid:3957 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.317872][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.317946][ T32] Call trace: ** 3 printk messages dropped ** [ 1333.318070][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 9 printk messages dropped ** [ 1333.318384][ T32] r4:e08cddc0 ** 4 printk messages dropped ** [ 1333.318561][ T32] r9:83018005 r8:84b7a400 r7:00000000 r6:83018000 r5:00001000 r4:7f09b000 ** 7 printk messages dropped ** [ 1333.318828][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1333.319152][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1333.319499][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1333.319719][ T32] r5:85228c00 r4:829189bc [ 1333.319765][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1333.319903][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1333.320113][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) ** 6 printk messages dropped ** [ 1333.320392][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) ** 10 printk messages dropped ** [ 1333.345575][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1333.346458][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) ** 11 printk messages dropped ** [ 1333.347200][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08cddc0 r5:e08cde08 ** 8 printk messages dropped ** [ 1333.347492][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) ** 10 printk messages dropped ** [ 1333.347907][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 7 printk messages dropped ** [ 1333.348306][ T32] INFO: task kworker/0:499:4513 blocked for more than 459 seconds. ** 9 printk messages dropped ** [ 1333.348769][ T32] r5:8525d400 r4:829189bc [ 1333.348797][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.348839][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.348884][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaf3de08 [ 1333.348931][ T32] r4:00000000 [ 1333.348955][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1333.348994][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1333.349051][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1333.349095][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847d9340 [ 1333.349119][ T32] r4:00000000 [ 1333.349138][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1333.349177][ T32] r9:83018005 r8:8525d400 r7:00000000 r6:83018000 r5:00001000 r4:7f0af000 [ 1333.349197][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1333.349234][ T32] r5:00001000 r4:eaf9d000 [ 1333.349253][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1333.349289][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.349326][ T32] r5:85295b8c r4:85295800 [ 1333.349349][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1333.349454][ T32] r7:dddced40 r6:83018000 r5:85295b8c r4:849bde80 [ 1333.349558][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1333.349608][ T32] r10:61c88647 r9:8525d400 r8:849bdeac r7:82804d40 r6:dddced40 r5:dddced60 [ 1333.349632][ T32] r4:849bde80 [ 1333.349651][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1333.349694][ T32] r10:00000000 r9:849bde80 r8:8027ecf4 r7:eb691e60 r6:84947480 r5:8525d400 [ 1333.349716][ T32] r4:00000001 [ 1333.349735][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.349767][ T32] Exception stack(0xeaf3dfb0 to 0xeaf3dff8) [ 1333.349819][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1333.349852][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.349878][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.349906][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1333.349987][ T32] r4:847d9080 [ 1333.350363][ T32] INFO: task kworker/0:499:4513 is blocked on a mutex likely owned by task kworker/0:314:3957. [ 1333.350399][ T32] task:kworker/0:314 state:R running task stack:0 pid:3957 tgid:3957 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.350506][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.358152][ T32] Call trace: [ 1333.358248][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1333.358320][ T32] r10:8280c9b4 r9:84b7a400 r8:80200be4 r7:e08cdd54 r6:ffffffff r5:84b7a400 [ 1333.358353][ T32] r4:00000000 [ 1333.358470][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.358525][ T32] Exception stack(0xe08cdd20 to 0xe08cdd68) [ 1333.358603][ T32] dd20: 96df6000 e069b000 00000001 80239b98 7f323000 00000001 82ac11c4 82ac05a0 [ 1333.358635][ T32] dd40: 7f323000 e069b000 8280c9b4 e08cdd9c e08cdda0 e08cdd70 80230ad4 80239bb0 [ 1333.358661][ T32] dd60: 80050013 ffffffff [ 1333.358686][ T32] r5:80050013 r4:80239bb0 [ 1333.358706][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1333.358754][ T32] r4:82ac11e4 [ 1333.358776][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.358818][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08cddc0 r5:e08cde08 [ 1333.358841][ T32] r4:e08cddc0 [ 1333.358934][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1333.358981][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9a40 [ 1333.359004][ T32] r4:00000000 [ 1333.359023][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1333.359064][ T32] r9:83018005 r8:84b7a400 r7:00000000 r6:83018000 r5:00001000 r4:7f09b000 [ 1333.359147][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1333.359197][ T32] r5:00001000 r4:e06d3000 [ 1333.359217][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1333.359261][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.359302][ T32] r5:85073f8c r4:85073c00 [ 1333.359348][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1333.359398][ T32] r7:dddced40 r6:83018000 r5:85073f8c r4:84b0bc80 [ 1333.359420][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1333.359465][ T32] r10:61c88647 r9:84b7a400 r8:84b0bcac r7:82804d40 r6:dddced40 r5:dddced60 [ 1333.359487][ T32] r4:84b0bc80 [ 1333.359506][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1333.359549][ T32] r10:00000000 r9:84b0bc80 r8:8027ecf4 r7:e08b1e60 r6:85024480 r5:84b7a400 [ 1333.359571][ T32] r4:00000001 [ 1333.359589][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.359622][ T32] Exception stack(0xe08cdfb0 to 0xe08cdff8) [ 1333.359647][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1333.359735][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.359765][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.359793][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1333.359815][ T32] r4:850d97c0 [ 1333.359838][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.359868][ T32] INFO: task kworker/0:500:4516 blocked for more than 459 seconds. [ 1333.359899][ T32] Not tainted 6.15.0-syzkaller #0 [ 1333.359923][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.359945][ T32] task:kworker/0:500 state:D stack:0 pid:4516 tgid:4516 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.359996][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.360049][ T32] Call trace: [ 1333.360083][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1333.360128][ T32] r10:829189c0 r9:eafc5d84 r8:00000002 r7:60000113 r6:eafc5d8c r5:8525e000 [ 1333.360178][ T32] r4:8525e000 [ 1333.360201][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1333.360261][ T32] r5:8525e000 r4:829189bc [ 1333.360283][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.360322][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.360395][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eafc5e08 [ 1333.360422][ T32] r4:00000000 [ 1333.360441][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1333.360479][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1333.375751][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1333.376029][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847d9e40 [ 1333.376091][ T32] r4:00000000 [ 1333.376146][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1333.376249][ T32] r9:83018005 r8:8525e000 r7:00000000 r6:83018000 r5:00001000 r4:7f031000 [ 1333.376302][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1333.376433][ T32] r5:00001000 r4:e00bd000 [ 1333.376491][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1333.376585][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.376674][ T32] r5:8529778c r4:85297400 [ 1333.376752][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1333.376847][ T32] r7:dddced40 r6:83018000 r5:8529778c r4:849bdf00 [ 1333.376901][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1333.376999][ T32] r10:61c88647 r9:8525e000 r8:849bdf2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1333.377053][ T32] r4:849bdf00 [ 1333.377139][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1333.377249][ T32] r10:00000000 r9:849bdf00 r8:8027ecf4 r7:eb691e60 r6:84947500 r5:8525e000 [ 1333.377307][ T32] r4:00000001 [ 1333.377367][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.377449][ T32] Exception stack(0xeafc5fb0 to 0xeafc5ff8) [ 1333.377515][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1333.377580][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.377635][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.377697][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1333.377751][ T32] r4:847d9540 [ 1333.378660][ T32] INFO: task kworker/0:500:4516 is blocked on a mutex likely owned by task kworker/0:314:3957. [ 1333.378752][ T32] task:kworker/0:314 state:R running task stack:0 pid:3957 tgid:3957 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.378914][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.379026][ T32] Call trace: [ 1333.379104][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1333.379255][ T32] r10:8280c9b4 r9:84b7a400 r8:80200be4 r7:e08cdd54 r6:ffffffff r5:84b7a400 [ 1333.379351][ T32] r4:00000000 [ 1333.379414][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.379500][ T32] Exception stack(0xe08cdd20 to 0xe08cdd68) [ 1333.379585][ T32] dd20: 970cb000 e069b000 00000001 80239b98 7f323000 00000001 82ac11c4 82ac05a0 [ 1333.379655][ T32] dd40: 7f323000 e069b000 8280c9b4 e08cdd9c e08cdda0 e08cdd70 80230ad4 80239bb0 [ 1333.379709][ T32] dd60: 80050013 ffffffff [ 1333.379763][ T32] r5:80050013 r4:80239bb0 [ 1333.379818][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1333.379915][ T32] r4:82ac11e4 [ 1333.379963][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.380058][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08cddc0 r5:e08cde08 [ 1333.380129][ T32] r4:e08cddc0 [ 1333.380214][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1333.380334][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9a40 [ 1333.380400][ T32] r4:00000000 [ 1333.380451][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1333.391891][ T32] r9:83018005 r8:84b7a400 r7:00000000 r6:83018000 r5:00001000 r4:7f09b000 [ 1333.392041][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1333.392195][ T32] r5:00001000 r4:e06d3000 [ 1333.392403][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1333.392716][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.392844][ T32] r5:85073f8c r4:85073c00 [ 1333.392926][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1333.393140][ T32] r7:dddced40 r6:83018000 r5:85073f8c r4:84b0bc80 [ 1333.393204][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1333.393314][ T32] r10:61c88647 r9:84b7a400 r8:84b0bcac r7:82804d40 r6:dddced40 r5:dddced60 [ 1333.393796][ T32] r4:84b0bc80 [ 1333.394118][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1333.394252][ T32] r10:00000000 r9:84b0bc80 r8:8027ecf4 r7:e08b1e60 r6:85024480 r5:84b7a400 [ 1333.394310][ T32] r4:00000001 [ 1333.394418][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.394640][ T32] Exception stack(0xe08cdfb0 to 0xe08cdff8) [ 1333.394723][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1333.394802][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.394904][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.394980][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1333.395076][ T32] r4:850d97c0 [ 1333.395187][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.395264][ T32] INFO: task kworker/0:501:4517 blocked for more than 459 seconds. [ 1333.395389][ T32] Not tainted 6.15.0-syzkaller #0 [ 1333.395593][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.395658][ T32] task:kworker/0:501 state:D stack:0 pid:4517 tgid:4517 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.395819][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.395927][ T32] Call trace: [ 1333.396350][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1333.396575][ T32] r10:829189c0 r9:eafcdd84 r8:00000002 r7:60000013 r6:eafcdd8c r5:85259800 [ 1333.396639][ T32] r4:85259800 [ 1333.396687][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1333.396783][ T32] r5:85259800 r4:829189bc [ 1333.396827][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.396924][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) ** 1 printk messages dropped ** [ 1333.397110][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1333.397419][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847d95c0 ** 11 printk messages dropped ** [ 1333.398428][ T32] r10:61c88647 r9:85259800 r8:849bdfac r7:82804d40 r6:dddced40 r5:dddced60 ** 9 printk messages dropped ** [ 1333.399153][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 9 printk messages dropped ** [ 1333.419843][ T32] Exception stack(0xe08cdd20 to 0xe08cdd68) ** 8 printk messages dropped ** [ 1333.420155][ T32] r4:e08cddc0 ** 2 printk messages dropped ** [ 1333.420329][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1333.420394][ T32] r9:83018005 r8:84b7a400 r7:00000000 r6:83018000 r5:00001000 r4:7f09b000 ** 4 printk messages dropped ** [ 1333.427464][ T32] r5:85073f8c r4:85073c00 ** 2 printk messages dropped ** [ 1333.427657][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) ** 4 printk messages dropped ** [ 1333.427856][ T32] r4:00000001 ** 2 printk messages dropped ** [ 1333.427945][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 3 printk messages dropped ** [ 1333.428236][ T32] r4:850d97c0 ** 1 printk messages dropped ** [ 1333.428379][ T32] INFO: task kworker/0:502:4519 blocked for more than 459 seconds. [ 1333.428469][ T32] Not tainted 6.15.0-syzkaller #0 [ 1333.428525][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.428550][ T32] task:kworker/0:502 state:D stack:0 pid:4519 tgid:4519 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.428647][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.428696][ T32] Call trace: [ 1333.428726][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1333.428777][ T32] r10:829189c0 r9:eaf21d84 r8:00000002 r7:60000113 r6:eaf21d8c r5:85229800 [ 1333.428798][ T32] r4:85229800 [ 1333.428817][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1333.428898][ T32] r5:85229800 r4:829189bc [ 1333.428922][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.428961][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.429005][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaf21e08 [ 1333.429026][ T32] r4:00000000 [ 1333.429045][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1333.429117][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1333.429162][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1333.429201][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847d9700 [ 1333.429223][ T32] r4:00000000 [ 1333.429241][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1333.429355][ T32] r9:83018005 r8:85229800 r7:00000000 r6:83018000 r5:00001000 r4:7f0b7000 [ 1333.429380][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1333.429420][ T32] r5:00001000 r4:eafc9000 [ 1333.429439][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1333.429477][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.429514][ T32] r5:8529678c r4:85296400 [ 1333.429532][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1333.429572][ T32] r7:dddced40 r6:83018000 r5:8529678c r4:83d71700 [ 1333.429592][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1333.429635][ T32] r10:61c88647 r9:85229800 r8:83d7172c r7:82804d40 r6:dddced40 r5:dddced60 [ 1333.429657][ T32] r4:83d71700 [ 1333.429674][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1333.429716][ T32] r10:00000000 r9:83d71700 r8:8027ecf4 r7:eafc5e60 r6:83b9b880 r5:85229800 [ 1333.429737][ T32] r4:00000001 [ 1333.429801][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.429862][ T32] Exception stack(0xeaf21fb0 to 0xeaf21ff8) [ 1333.429891][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1333.429920][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.429948][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.429978][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1333.430000][ T32] r4:847d9640 [ 1333.430555][ T32] INFO: task kworker/0:502:4519 is blocked on a mutex likely owned by task kworker/0:314:3957. [ 1333.444796][ T32] task:kworker/0:314 state:R running task stack:0 pid:3957 tgid:3957 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.445039][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.445151][ T32] Call trace: [ 1333.445192][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1333.445250][ T32] r10:8280c9b4 r9:84b7a400 r8:80200be4 r7:e08cdd54 r6:ffffffff r5:84b7a400 [ 1333.445273][ T32] r4:00000000 [ 1333.445294][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.445338][ T32] Exception stack(0xe08cdd20 to 0xe08cdd68) [ 1333.445381][ T32] dd20: 97b2d000 e069b000 00000001 80239b98 7f323000 00000001 82ac11c4 82ac05a0 [ 1333.445467][ T32] dd40: 7f323000 e069b000 8280c9b4 e08cdd9c e08cdda0 e08cdd70 80230ad4 80239bb0 [ 1333.445495][ T32] dd60: 80050013 ffffffff [ 1333.445519][ T32] r5:80050013 r4:80239bb0 [ 1333.445538][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1333.445585][ T32] r4:82ac11e4 [ 1333.445605][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.445647][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08cddc0 r5:e08cde08 [ 1333.445668][ T32] r4:e08cddc0 [ 1333.445686][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1333.445726][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9a40 [ 1333.445748][ T32] r4:00000000 [ 1333.445780][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1333.445825][ T32] r9:83018005 r8:84b7a400 r7:00000000 r6:83018000 r5:00001000 r4:7f09b000 [ 1333.445846][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1333.445959][ T32] r5:00001000 r4:e06d3000 [ 1333.445983][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1333.446022][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.446106][ T32] r5:85073f8c r4:85073c00 [ 1333.446197][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1333.446275][ T32] r7:dddced40 r6:83018000 r5:85073f8c r4:84b0bc80 [ 1333.446342][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) ** 7 printk messages dropped ** [ 1333.446704][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1333.447260][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1333.447661][ T32] r5:8522a400 r4:829189bc [ 1333.447713][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.447808][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.447941][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eafd1e08 [ 1333.448004][ T32] r4:00000000 [ 1333.448049][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) ** 1 printk messages dropped ** [ 1333.448315][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) ** 4 printk messages dropped ** [ 1333.448671][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1333.449098][ T32] r5:85296b8c r4:85296800 ** 1 printk messages dropped ** [ 1333.449260][ T32] r7:dddced40 r6:83018000 r5:85296b8c r4:830cde00 ** 2 printk messages dropped ** [ 1333.449474][ T32] r4:830cde00 ** 4 printk messages dropped ** [ 1333.449861][ T32] Exception stack(0xeafd1fb0 to 0xeafd1ff8) ** 6 printk messages dropped ** [ 1333.464214][ T32] task:kworker/0:314 state:R running task stack:0 pid:3957 tgid:3957 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 14 printk messages dropped ** [ 1333.464913][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08cddc0 r5:e08cde08 ** 8 printk messages dropped ** [ 1333.465272][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) ** 6 printk messages dropped ** [ 1333.465609][ T32] r4:84b0bc80 ** 1 printk messages dropped ** [ 1333.465718][ T32] r10:00000000 r9:84b0bc80 r8:8027ecf4 r7:e08b1e60 r6:85024480 r5:84b7a400 ** 4 printk messages dropped ** [ 1333.465891][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1333.466122][ T32] Not tainted 6.15.0-syzkaller #0 [ 1333.466148][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.466190][ T32] task:kworker/0:504 state:D stack:0 pid:4523 tgid:4523 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.466239][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.466303][ T32] Call trace: [ 1333.466337][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1333.466384][ T32] r10:829189c0 r9:e06b9d84 r8:00000002 r7:60000013 r6:e06b9d8c r5:8522b000 [ 1333.466407][ T32] r4:8522b000 [ 1333.466425][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1333.466479][ T32] r5:8522b000 r4:829189bc [ 1333.466501][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.466563][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.466634][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e06b9e08 [ 1333.466668][ T32] r4:00000000 [ 1333.466689][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1333.466747][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1333.466808][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1333.466896][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847d9b40 [ 1333.466937][ T32] r4:00000000 [ 1333.466957][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1333.466997][ T32] r9:83018005 r8:8522b000 r7:00000000 r6:83018000 r5:00001000 r4:7f02d000 [ 1333.467018][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1333.467102][ T32] r5:00001000 r4:dffd7000 [ 1333.467218][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1333.467291][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.467334][ T32] r5:85296f8c r4:85296c00 [ 1333.467353][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1333.467394][ T32] r7:dddced40 r6:83018000 r5:85296f8c r4:84ad9000 [ 1333.467414][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1333.467457][ T32] r10:61c88647 r9:8522b000 r8:84ad902c r7:82804d40 r6:dddced40 r5:dddced60 [ 1333.467479][ T32] r4:84ad9000 [ 1333.467497][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1333.467574][ T32] r10:00000000 r9:84ad9000 r8:8027ecf4 r7:eafc5e60 r6:84ad9080 r5:8522b000 [ 1333.467629][ T32] r4:00000001 [ 1333.467674][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.467754][ T32] Exception stack(0xe06b9fb0 to 0xe06b9ff8) [ 1333.467811][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1333.467872][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.467927][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.467982][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1333.468032][ T32] r4:847d9680 [ 1333.468756][ T32] INFO: task kworker/0:504:4523 is blocked on a mutex likely owned by task kworker/0:314:3957. [ 1333.468882][ T32] task:kworker/0:314 state:R running task stack:0 pid:3957 tgid:3957 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.469050][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.469197][ T32] Call trace: [ 1333.469275][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1333.469380][ T32] r10:8280c9b4 r9:84b7a400 r8:80200be4 r7:e08cdd54 r6:ffffffff r5:84b7a400 [ 1333.469436][ T32] r4:00000000 [ 1333.469500][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.469591][ T32] Exception stack(0xe08cdd20 to 0xe08cdd68) [ 1333.469657][ T32] dd20: 97b2d000 e069b000 00000001 80239b98 7f323000 00000001 82ac11c4 82ac05a0 [ 1333.469720][ T32] dd40: 7f323000 e069b000 8280c9b4 e08cdd9c e08cdda0 e08cdd70 80230ad4 80239bb0 [ 1333.469769][ T32] dd60: 80050013 ffffffff [ 1333.469821][ T32] r5:80050013 r4:80239bb0 [ 1333.469866][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1333.469959][ T32] r4:82ac11e4 [ 1333.470008][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.470107][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08cddc0 r5:e08cde08 [ 1333.470156][ T32] r4:e08cddc0 [ 1333.470199][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1333.470296][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9a40 [ 1333.470348][ T32] r4:00000000 [ 1333.470392][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1333.470517][ T32] r9:83018005 r8:84b7a400 r7:00000000 r6:83018000 r5:00001000 r4:7f09b000 [ 1333.491051][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1333.491188][ T32] r5:00001000 r4:e06d3000 [ 1333.491212][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1333.491253][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.491292][ T32] r5:85073f8c r4:85073c00 [ 1333.491312][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1333.491401][ T32] r7:dddced40 r6:83018000 r5:85073f8c r4:84b0bc80 [ 1333.491428][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) ** 1 printk messages dropped ** [ 1333.491498][ T32] r4:84b0bc80 ** 6 printk messages dropped ** [ 1333.491837][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1333.492232][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1333.492529][ T32] r5:8522c800 r4:829189bc [ 1333.492548][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 4 printk messages dropped ** [ 1333.493050][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) ** 2 printk messages dropped ** [ 1333.493328][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1333.493542][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) ** 4 printk messages dropped ** [ 1333.493907][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1333.494178][ T32] r10:61c88647 r9:8522c800 r8:84ad912c r7:82804d40 r6:dddced40 r5:dddced60 [ 1333.494238][ T32] r4:84ad9100 [ 1333.494284][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1333.494382][ T32] r10:00000000 r9:84ad9100 r8:8027ecf4 r7:eafc5e60 r6:84ad9180 r5:8522c800 [ 1333.494444][ T32] r4:00000001 [ 1333.494494][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.494574][ T32] Exception stack(0xeafe1fb0 to 0xeafe1ff8) [ 1333.494646][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1333.494711][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.494774][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.494841][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1333.494924][ T32] r4:847d9b00 [ 1333.495620][ T32] INFO: task kworker/0:505:4526 is blocked on a mutex likely owned by task kworker/0:314:3957. [ 1333.495668][ T32] task:kworker/0:314 state:R running task stack:0 pid:3957 tgid:3957 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.495730][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.495817][ T32] Call trace: [ 1333.495933][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1333.495988][ T32] r10:8280c9b4 r9:84b7a400 r8:80200be4 r7:e08cdd54 r6:ffffffff r5:84b7a400 [ 1333.496012][ T32] r4:00000000 [ 1333.496030][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.496069][ T32] Exception stack(0xe08cdd20 to 0xe08cdd68) [ 1333.496106][ T32] dd20: 980f2000 e069b000 00000001 80239b98 7f323000 00000001 82ac11c4 82ac05a0 [ 1333.496135][ T32] dd40: 7f323000 e069b000 8280c9b4 e08cdd9c e08cdda0 e08cdd70 80230ad4 80239bb0 [ 1333.496169][ T32] dd60: 80050013 ffffffff [ 1333.496195][ T32] r5:80050013 r4:80239bb0 [ 1333.496215][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1333.496282][ T32] r4:82ac11e4 [ 1333.496305][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.496348][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08cddc0 r5:e08cde08 [ 1333.496394][ T32] r4:e08cddc0 [ 1333.496439][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1333.496488][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9a40 [ 1333.496520][ T32] r4:00000000 [ 1333.496568][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1333.496619][ T32] r9:83018005 r8:84b7a400 r7:00000000 r6:83018000 r5:00001000 r4:7f09b000 [ 1333.496691][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1333.496736][ T32] r5:00001000 r4:e06d3000 [ 1333.496780][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1333.496961][ T32] r7:dddced40 r6:83018000 r5:85073f8c r4:84b0bc80 ** 1 printk messages dropped ** [ 1333.497059][ T32] r10:61c88647 r9:84b7a400 r8:84b0bcac r7:82804d40 r6:dddced40 r5:dddced60 [ 1333.497100][ T32] r4:84b0bc80 [ 1333.497178][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1333.497227][ T32] r10:00000000 r9:84b0bc80 r8:8027ecf4 r7:e08b1e60 r6:85024480 r5:84b7a400 [ 1333.497249][ T32] r4:00000001 [ 1333.497267][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.497315][ T32] Exception stack(0xe08cdfb0 to 0xe08cdff8) [ 1333.497344][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1333.497372][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.497397][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.497424][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1333.497460][ T32] r4:850d97c0 [ 1333.497485][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.497510][ T32] INFO: task kworker/0:506:4529 blocked for more than 459 seconds. [ 1333.497537][ T32] Not tainted 6.15.0-syzkaller #0 [ 1333.497560][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.497580][ T32] task:kworker/0:506 state:D stack:0 pid:4529 tgid:4529 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.497624][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.497661][ T32] Call trace: [ 1333.497690][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1333.497734][ T32] r10:829189c0 r9:eafddd84 r8:00000002 r7:60000013 r6:eafddd8c r5:8522e000 [ 1333.497757][ T32] r4:8522e000 [ 1333.497802][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1333.497846][ T32] r5:8522e000 r4:829189bc [ 1333.497865][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.497903][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.497966][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eafdde08 [ 1333.497992][ T32] r4:00000000 [ 1333.498011][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1333.498048][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1333.498091][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1333.498153][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847d9f40 [ 1333.498195][ T32] r4:00000000 [ 1333.498216][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1333.498261][ T32] r9:83018005 r8:8522e000 r7:00000000 r6:83018000 r5:00001000 r4:7f033000 [ 1333.498284][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1333.498321][ T32] r5:00001000 r4:e0199000 [ 1333.498340][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1333.498376][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.498412][ T32] r5:85297b8c r4:85297800 [ 1333.498430][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1333.498470][ T32] r7:dddced40 r6:83018000 r5:85297b8c r4:84ad9200 [ 1333.498494][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1333.498577][ T32] r10:61c88647 r9:8522e000 r8:84ad922c r7:82804d40 r6:dddced40 r5:dddced60 [ 1333.498611][ T32] r4:84ad9200 [ 1333.498658][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) ** 5 printk messages dropped ** [ 1333.498831][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1333.499573][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) ** 10 printk messages dropped ** [ 1333.500000][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) ** 8 printk messages dropped ** [ 1333.500410][ T32] r5:00001000 r4:e06d3000 ** 5 printk messages dropped ** [ 1333.522297][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1333.522933][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1333.523264][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1333.523563][ T32] r5:85260000 r4:829189bc [ 1333.523588][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 5 printk messages dropped ** [ 1333.523848][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) ** 9 printk messages dropped ** [ 1333.524260][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) ** 10 printk messages dropped ** [ 1333.524641][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1333.525326][ T32] Workqueue: events bpf_prog_free_deferred ** 4 printk messages dropped ** [ 1333.525619][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 5 printk messages dropped ** [ 1333.525920][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) ** 3 printk messages dropped ** [ 1333.526105][ T32] r4:e08cddc0 ** 2 printk messages dropped ** [ 1333.526283][ T32] r4:00000000 [ 1333.526320][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1333.526370][ T32] r9:83018005 r8:84b7a400 r7:00000000 r6:83018000 r5:00001000 r4:7f09b000 [ 1333.526393][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1333.526433][ T32] r5:00001000 r4:e06d3000 [ 1333.526451][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1333.526488][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.526552][ T32] r5:85073f8c r4:85073c00 [ 1333.526619][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1333.526669][ T32] r7:dddced40 r6:83018000 r5:85073f8c r4:84b0bc80 [ 1333.526711][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1333.526759][ T32] r10:61c88647 r9:84b7a400 r8:84b0bcac r7:82804d40 r6:dddced40 r5:dddced60 [ 1333.526782][ T32] r4:84b0bc80 [ 1333.526800][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1333.526875][ T32] r10:00000000 r9:84b0bc80 r8:8027ecf4 r7:e08b1e60 r6:85024480 r5:84b7a400 [ 1333.526901][ T32] r4:00000001 [ 1333.526920][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.526954][ T32] Exception stack(0xe08cdfb0 to 0xe08cdff8) [ 1333.526978][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1333.527006][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.527031][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.527058][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1333.527132][ T32] r4:850d97c0 [ 1333.527213][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.527254][ T32] INFO: task kworker/0:508:4533 blocked for more than 459 seconds. [ 1333.527283][ T32] Not tainted 6.15.0-syzkaller #0 [ 1333.527307][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.527328][ T32] task:kworker/0:508 state:D stack:0 pid:4533 tgid:4533 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.527375][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.527414][ T32] Call trace: [ 1333.527442][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1333.527487][ T32] r10:829189c0 r9:eafe5d84 r8:00000002 r7:60000013 r6:eafe5d8c r5:8522ec00 [ 1333.527508][ T32] r4:8522ec00 [ 1333.527526][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1333.527564][ T32] r5:8522ec00 r4:829189bc [ 1333.527582][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.527619][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.527692][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eafe5e08 [ 1333.527717][ T32] r4:00000000 [ 1333.527736][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1333.527773][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1333.527831][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1333.527875][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bc2040 [ 1333.527897][ T32] r4:00000000 [ 1333.527915][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1333.527954][ T32] r9:83018005 r8:8522ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f037000 [ 1333.527974][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1333.528011][ T32] r5:00001000 r4:e050f000 [ 1333.528046][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1333.528093][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.528146][ T32] r5:852a038c r4:852a0000 [ 1333.528168][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1333.528211][ T32] r7:dddced40 r6:83018000 r5:852a038c r4:84ad9380 [ 1333.528231][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1333.528284][ T32] r10:61c88647 r9:8522ec00 r8:84ad93ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1333.528335][ T32] r4:84ad9380 [ 1333.528358][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1333.528403][ T32] r10:00000000 r9:84ad9380 r8:8027ecf4 r7:eafede60 r6:84ad9400 r5:8522ec00 [ 1333.528424][ T32] r4:00000001 [ 1333.528464][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.528502][ T32] Exception stack(0xeafe5fb0 to 0xeafe5ff8) [ 1333.528527][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1333.528572][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.528609][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.528647][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1333.528672][ T32] r4:84bc2000 [ 1333.529030][ T32] INFO: task kworker/0:508:4533 is blocked on a mutex likely owned by task kworker/0:314:3957. [ 1333.529063][ T32] task:kworker/0:314 state:R running task stack:0 pid:3957 tgid:3957 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.529145][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.529191][ T32] Call trace: [ 1333.529219][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1333.529266][ T32] r10:8280c9b4 r9:84b7a400 r8:80200be4 r7:e08cdd54 r6:ffffffff r5:84b7a400 [ 1333.529289][ T32] r4:00000000 [ 1333.529307][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.529344][ T32] Exception stack(0xe08cdd20 to 0xe08cdd68) [ 1333.529384][ T32] dd20: 986a9000 e069b000 00000001 80239b98 7f323000 00000001 82ac11c4 82ac05a0 [ 1333.529415][ T32] dd40: 7f323000 e069b000 8280c9b4 e08cdd9c e08cdda0 e08cdd70 80230ad4 80239bb0 [ 1333.529461][ T32] dd60: 80050013 ffffffff [ 1333.529495][ T32] r5:80050013 r4:80239bb0 [ 1333.529539][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1333.529582][ T32] r4:82ac11e4 [ 1333.529605][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.529647][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08cddc0 r5:e08cde08 [ 1333.529683][ T32] r4:e08cddc0 [ 1333.529705][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1333.529776][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9a40 [ 1333.529811][ T32] r4:00000000 [ 1333.529858][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1333.529905][ T32] r9:83018005 r8:84b7a400 r7:00000000 r6:83018000 r5:00001000 r4:7f09b000 [ 1333.529955][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1333.530008][ T32] r5:00001000 r4:e06d3000 [ 1333.530037][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1333.530076][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.530121][ T32] r5:85073f8c r4:85073c00 [ 1333.530140][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1333.530181][ T32] r7:dddced40 r6:83018000 r5:85073f8c r4:84b0bc80 [ 1333.530253][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1333.530302][ T32] r10:61c88647 r9:84b7a400 r8:84b0bcac r7:82804d40 r6:dddced40 r5:dddced60 [ 1333.530324][ T32] r4:84b0bc80 [ 1333.530346][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1333.530401][ T32] r10:00000000 r9:84b0bc80 r8:8027ecf4 r7:e08b1e60 r6:85024480 r5:84b7a400 [ 1333.530451][ T32] r4:00000001 [ 1333.530472][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.566003][ T32] Exception stack(0xe08cdfb0 to 0xe08cdff8) [ 1333.566134][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1333.566202][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.566263][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.566346][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1333.566449][ T32] r4:850d97c0 [ 1333.566521][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.566609][ T32] INFO: task kworker/0:509:4535 blocked for more than 460 seconds. [ 1333.566683][ T32] Not tainted 6.15.0-syzkaller #0 [ 1333.566739][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 7 printk messages dropped ** [ 1333.567528][ T32] r5:8522d400 r4:829189bc [ 1333.567575][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 6 printk messages dropped ** [ 1333.568194][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bc24c0 ** 12 printk messages dropped ** [ 1333.569199][ T32] r4:84ad9480 ** 5 printk messages dropped ** [ 1333.569676][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1333.579067][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1333.579908][ T32] dd60: 80050013 ffffffff ** 4 printk messages dropped ** [ 1333.580301][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08cddc0 r5:e08cde08 ** 2 printk messages dropped ** [ 1333.580574][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9a40 [ 1333.591299][ T32] r4:00000000 [ 1333.591390][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1333.591516][ T32] r9:83018005 r8:84b7a400 r7:00000000 r6:83018000 r5:00001000 r4:7f09b000 [ 1333.591566][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1333.591678][ T32] r5:00001000 r4:e06d3000 [ 1333.591732][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1333.591816][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.591900][ T32] r5:85073f8c r4:85073c00 [ 1333.591946][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1333.592053][ T32] r7:dddced40 r6:83018000 r5:85073f8c r4:84b0bc80 [ 1333.592109][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1333.592204][ T32] r10:61c88647 r9:84b7a400 r8:84b0bcac r7:82804d40 r6:dddced40 r5:dddced60 [ 1333.592269][ T32] r4:84b0bc80 [ 1333.592335][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1333.592433][ T32] r10:00000000 r9:84b0bc80 r8:8027ecf4 r7:e08b1e60 r6:85024480 r5:84b7a400 [ 1333.592503][ T32] r4:00000001 [ 1333.592568][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.592660][ T32] Exception stack(0xe08cdfb0 to 0xe08cdff8) [ 1333.592724][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1333.592802][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.592867][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.592961][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1333.593011][ T32] r4:850d97c0 [ 1333.593063][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.593131][ T32] INFO: task kworker/0:510:4537 blocked for more than 460 seconds. [ 1333.593199][ T32] Not tainted 6.15.0-syzkaller #0 [ 1333.593274][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.593334][ T32] task:kworker/0:510 state:D stack:0 pid:4537 tgid:4537 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.593448][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.593553][ T32] Call trace: [ 1333.593628][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1333.593728][ T32] r10:829189c0 r9:eb021d84 r8:00000002 r7:60000013 r6:eb021d8c r5:85262400 ** 2 printk messages dropped ** [ 1333.593906][ T32] r5:85262400 r4:829189bc [ 1333.593951][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.594034][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.594130][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb021e08 [ 1333.594183][ T32] r4:00000000 [ 1333.594247][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1333.594340][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1333.594421][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1333.594508][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bc23c0 [ 1333.594562][ T32] r4:00000000 [ 1333.594607][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1333.594694][ T32] r9:83018005 r8:85262400 r7:00000000 r6:83018000 r5:00001000 r4:7f039000 [ 1333.594740][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1333.594821][ T32] r5:00001000 r4:e0603000 [ 1333.594864][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1333.594959][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.595053][ T32] r5:852a078c r4:852a0400 [ 1333.595134][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1333.595236][ T32] r7:dddced40 r6:83018000 r5:852a078c r4:84ad9580 [ 1333.595290][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) ** 2 printk messages dropped ** [ 1333.595498][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) ** 15 printk messages dropped ** [ 1333.597715][ T32] r4:00000000 ** 10 printk messages dropped ** [ 1333.598624][ T32] r4:e08cddc0 ** 8 printk messages dropped ** [ 1333.599320][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 15 printk messages dropped ** [ 1333.600459][ T32] r4:850d97c0 ** 11 printk messages dropped ** [ 1333.632262][ T32] r5:85261800 r4:829189bc [ 1333.632316][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.632409][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.632505][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb025e08 [ 1333.632555][ T32] r4:00000000 [ 1333.632598][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1333.632679][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1333.632763][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1333.632852][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bc28c0 [ 1333.632923][ T32] r4:00000000 [ 1333.632969][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1333.633062][ T32] r9:83018005 r8:85261800 r7:00000000 r6:83018000 r5:00001000 r4:7f071000 [ 1333.633113][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1333.633201][ T32] r5:00001000 r4:e08c1000 [ 1333.633260][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1333.633420][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.633513][ T32] r5:852a178c r4:852a1400 [ 1333.633560][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1333.633694][ T32] r7:dddced40 r6:83018000 r5:852a178c r4:84ad9600 [ 1333.633806][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1333.633910][ T32] r10:61c88647 r9:85261800 r8:84ad962c r7:82804d40 r6:dddced40 r5:dddced60 [ 1333.633960][ T32] r4:84ad9600 [ 1333.634006][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1333.634099][ T32] r10:00000000 r9:84ad9600 r8:8027ecf4 r7:eaff1e60 r6:84947700 r5:85261800 [ 1333.634153][ T32] r4:00000001 [ 1333.634199][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.634279][ T32] Exception stack(0xeb025fb0 to 0xeb025ff8) [ 1333.634345][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1333.634408][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.634467][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.634531][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1333.634580][ T32] r4:84bc2400 [ 1333.635487][ T32] INFO: task kworker/0:511:4538 is blocked on a mutex likely owned by task kworker/0:314:3957. [ 1333.635583][ T32] task:kworker/0:314 state:R running task stack:0 pid:3957 tgid:3957 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 4 printk messages dropped ** [ 1333.636016][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1333.636273][ T32] dd40: 7f323000 e069b000 8280c9b4 e08cdd9c e08cdda0 e08cdd70 80230ad4 80239bb0 ** 5 printk messages dropped ** [ 1333.636704][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08cddc0 r5:e08cde08 [ 1333.636773][ T32] r4:e08cddc0 [ 1333.636825][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1333.636915][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9a40 [ 1333.636964][ T32] r4:00000000 [ 1333.637006][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1333.637099][ T32] r9:83018005 r8:84b7a400 r7:00000000 r6:83018000 r5:00001000 r4:7f09b000 [ 1333.637150][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1333.637235][ T32] r5:00001000 r4:e06d3000 [ 1333.637280][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1333.637370][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.637457][ T32] r5:85073f8c r4:85073c00 [ 1333.637503][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1333.637592][ T32] r7:dddced40 r6:83018000 r5:85073f8c r4:84b0bc80 [ 1333.637638][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1333.637731][ T32] r10:61c88647 r9:84b7a400 r8:84b0bcac r7:82804d40 r6:dddced40 r5:dddced60 [ 1333.637779][ T32] r4:84b0bc80 [ 1333.637822][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1333.637913][ T32] r10:00000000 r9:84b0bc80 r8:8027ecf4 r7:e08b1e60 r6:85024480 r5:84b7a400 [ 1333.637961][ T32] r4:00000001 [ 1333.638003][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.638076][ T32] Exception stack(0xe08cdfb0 to 0xe08cdff8) [ 1333.638134][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1333.638222][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.638296][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1333.638581][ T32] Not tainted 6.15.0-syzkaller #0 ** 5 printk messages dropped ** [ 1333.639038][ T32] r10:829189c0 r9:eb031d84 r8:00000002 r7:60000113 r6:eb031d8c r5:85260c00 ** 2 printk messages dropped ** [ 1333.639297][ T32] r5:85260c00 r4:829189bc [ 1333.639401][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.639491][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.639654][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb031e08 [ 1333.639710][ T32] r4:00000000 [ 1333.639906][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1333.639996][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1333.640075][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1333.640170][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bc2640 [ 1333.640218][ T32] r4:00000000 [ 1333.640260][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1333.640354][ T32] r9:83018005 r8:85260c00 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 [ 1333.640402][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1333.640507][ T32] r5:00001000 r4:e06cb000 [ 1333.668542][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1333.668702][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.668772][ T32] r5:852a0f8c r4:852a0c00 [ 1333.668806][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1333.668877][ T32] r7:dddced40 r6:83018000 r5:852a0f8c r4:84ad9680 [ 1333.668911][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1333.668999][ T32] r10:61c88647 r9:85260c00 r8:84ad96ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1333.669041][ T32] r4:84ad9680 [ 1333.669073][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1333.669155][ T32] r10:00000000 r9:84ad9680 r8:8027ecf4 r7:eb025e60 r6:84947780 r5:85260c00 [ 1333.669248][ T32] r4:00000001 [ 1333.669285][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.669450][ T32] Exception stack(0xeb031fb0 to 0xeb031ff8) [ 1333.669503][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1333.669550][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 2 printk messages dropped ** [ 1333.669736][ T32] r4:84bc22c0 ** 2 printk messages dropped ** [ 1333.671222][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1333.671863][ T32] dd60: 80050013 ffffffff ** 5 printk messages dropped ** [ 1333.672145][ T32] r4:e08cddc0 ** 4 printk messages dropped ** [ 1333.672489][ T32] r9:83018005 r8:84b7a400 r7:00000000 r6:83018000 r5:00001000 r4:7f09b000 ** 7 printk messages dropped ** [ 1333.672999][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) ** 6 printk messages dropped ** [ 1333.673353][ T32] Exception stack(0xe08cdfb0 to 0xe08cdff8) ** 3 printk messages dropped ** [ 1333.673563][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1333.673603][ T32] r4:850d97c0 [ 1333.673638][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.673702][ T32] INFO: task kworker/0:513:4542 blocked for more than 460 seconds. [ 1333.673755][ T32] Not tainted 6.15.0-syzkaller #0 [ 1333.673794][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.673826][ T32] task:kworker/0:513 state:D stack:0 pid:4542 tgid:4542 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.673913][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.673974][ T32] Call trace: [ 1333.674069][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1333.674149][ T32] r10:829189c0 r9:eb035d84 r8:00000002 r7:60000113 r6:eb035d8c r5:85263000 [ 1333.674250][ T32] r4:85263000 [ 1333.674427][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1333.674498][ T32] r5:85263000 r4:829189bc [ 1333.674530][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.674593][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.674682][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb035e08 [ 1333.674722][ T32] r4:00000000 [ 1333.674755][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1333.674881][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1333.674945][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1333.675012][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bc2740 [ 1333.675059][ T32] r4:00000000 [ 1333.675100][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1333.675195][ T32] r9:83018005 r8:85263000 r7:00000000 r6:83018000 r5:00001000 r4:7f06f000 [ 1333.675291][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1333.675361][ T32] r5:00001000 r4:e06f3000 [ 1333.675393][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1333.675457][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.675521][ T32] r5:852a138c r4:852a1000 [ 1333.675575][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1333.675646][ T32] r7:dddced40 r6:83018000 r5:852a138c r4:84ad9700 [ 1333.675680][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1333.675752][ T32] r10:61c88647 r9:85263000 r8:84ad972c r7:82804d40 r6:dddced40 r5:dddced60 [ 1333.675788][ T32] r4:84ad9700 [ 1333.675818][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1333.676067][ T32] r10:00000000 r9:84ad9700 r8:8027ecf4 r7:eb025e60 r6:84947800 r5:85263000 [ 1333.676117][ T32] r4:00000001 [ 1333.676149][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.676266][ T32] Exception stack(0xeb035fb0 to 0xeb035ff8) [ 1333.676314][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1333.676362][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.676405][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.676451][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1333.676487][ T32] r4:84bc2680 [ 1333.677242][ T32] INFO: task kworker/0:513:4542 is blocked on a mutex likely owned by task kworker/0:314:3957. [ 1333.677310][ T32] task:kworker/0:314 state:R running task stack:0 pid:3957 tgid:3957 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.677406][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.677475][ T32] Call trace: [ 1333.677637][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1333.677749][ T32] r10:8280c9b4 r9:84b7a400 r8:80200be4 r7:e08cdd54 r6:ffffffff r5:84b7a400 [ 1333.677806][ T32] r4:00000000 [ 1333.677854][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.677949][ T32] Exception stack(0xe08cdd20 to 0xe08cdd68) [ 1333.678022][ T32] dd20: 995a5000 e069b000 00000001 80239b98 7f323000 00000001 82ac11c4 82ac05a0 [ 1333.678085][ T32] dd40: 7f323000 e069b000 8280c9b4 e08cdd9c e08cdda0 e08cdd70 80230ad4 80239bb0 [ 1333.678168][ T32] dd60: 80050013 ffffffff [ 1333.678230][ T32] r5:80050013 r4:80239bb0 [ 1333.678280][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1333.678372][ T32] r4:82ac11e4 [ 1333.678420][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.678514][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08cddc0 r5:e08cde08 [ 1333.678565][ T32] r4:e08cddc0 [ 1333.678613][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1333.678703][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9a40 [ 1333.678779][ T32] r4:00000000 [ 1333.678833][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1333.678950][ T32] r9:83018005 r8:84b7a400 r7:00000000 r6:83018000 r5:00001000 r4:7f09b000 [ 1333.679004][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1333.679099][ T32] r5:00001000 r4:e06d3000 [ 1333.679179][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1333.679466][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.679570][ T32] r5:85073f8c r4:85073c00 [ 1333.679606][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1333.679678][ T32] r7:dddced40 r6:83018000 r5:85073f8c r4:84b0bc80 [ 1333.679712][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1333.679784][ T32] r10:61c88647 r9:84b7a400 r8:84b0bcac r7:82804d40 r6:dddced40 r5:dddced60 [ 1333.679820][ T32] r4:84b0bc80 [ 1333.679851][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1333.679921][ T32] r10:00000000 r9:84b0bc80 r8:8027ecf4 r7:e08b1e60 r6:85024480 r5:84b7a400 [ 1333.679956][ T32] r4:00000001 [ 1333.679987][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.680080][ T32] Exception stack(0xe08cdfb0 to 0xe08cdff8) [ 1333.680132][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 1 printk messages dropped ** [ 1333.680221][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 3 printk messages dropped ** [ 1333.680379][ T32] INFO: task kworker/0:514:4545 blocked for more than 460 seconds. ** 4 printk messages dropped ** [ 1333.710321][ T32] Call trace: ** 4 printk messages dropped ** [ 1333.711294][ T32] r5:85263c00 r4:829189bc [ 1333.711343][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.711435][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.711550][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb061e08 ** 2 printk messages dropped ** [ 1333.711738][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) ** 5 printk messages dropped ** [ 1333.712170][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1333.712257][ T32] r5:00001000 r4:e08fb000 [ 1333.712324][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1333.712416][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.712503][ T32] r5:852a1b8c r4:852a1800 [ 1333.712562][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1333.712655][ T32] r7:dddced40 r6:83018000 r5:852a1b8c r4:84ad9780 [ 1333.712702][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1333.712795][ T32] r10:61c88647 r9:85263c00 r8:84ad97ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1333.712848][ T32] r4:84ad9780 [ 1333.712924][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1333.713020][ T32] r10:00000000 r9:84ad9780 r8:8027ecf4 r7:eb025e60 r6:84947880 r5:85263c00 [ 1333.713072][ T32] r4:00000001 [ 1333.713144][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.713226][ T32] Exception stack(0xeb061fb0 to 0xeb061ff8) [ 1333.713283][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1333.713363][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.713467][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.713519][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1333.713659][ T32] r4:84bc2540 [ 1333.714515][ T32] INFO: task kworker/0:514:4545 is blocked on a mutex likely owned by task kworker/0:314:3957. [ 1333.714619][ T32] task:kworker/0:314 state:R running task stack:0 pid:3957 tgid:3957 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.714752][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.714912][ T32] Call trace: [ 1333.714967][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1333.715094][ T32] r10:8280c9b4 r9:84b7a400 r8:80200be4 r7:e08cdd54 r6:ffffffff r5:84b7a400 [ 1333.715166][ T32] r4:00000000 [ 1333.715200][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.715265][ T32] Exception stack(0xe08cdd20 to 0xe08cdd68) [ 1333.715313][ T32] dd20: 998d1000 e069b000 00000001 80239b98 7f323000 00000001 82ac11c4 82ac05a0 [ 1333.715362][ T32] dd40: 7f323000 e069b000 8280c9b4 e08cdd9c e08cdda0 e08cdd70 80230ad4 80239bb0 [ 1333.715401][ T32] dd60: 80050013 ffffffff [ 1333.715468][ T32] r5:80050013 r4:80239bb0 [ 1333.715506][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1333.715574][ T32] r4:82ac11e4 [ 1333.715607][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.715673][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08cddc0 r5:e08cde08 [ 1333.715709][ T32] r4:e08cddc0 [ 1333.715740][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1333.715806][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9a40 [ 1333.715842][ T32] r4:00000000 [ 1333.715872][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1333.715951][ T32] r9:83018005 r8:84b7a400 r7:00000000 r6:83018000 r5:00001000 r4:7f09b000 [ 1333.716070][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1333.716151][ T32] r5:00001000 r4:e06d3000 [ 1333.716184][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1333.716246][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.716309][ T32] r5:85073f8c r4:85073c00 [ 1333.716342][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1333.716459][ T32] r7:dddced40 r6:83018000 r5:85073f8c r4:84b0bc80 [ 1333.716659][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1333.716737][ T32] r10:61c88647 r9:84b7a400 r8:84b0bcac r7:82804d40 r6:dddced40 r5:dddced60 [ 1333.716773][ T32] r4:84b0bc80 [ 1333.716804][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1333.716876][ T32] r10:00000000 r9:84b0bc80 r8:8027ecf4 r7:e08b1e60 r6:85024480 r5:84b7a400 [ 1333.716911][ T32] r4:00000001 [ 1333.716942][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.716997][ T32] Exception stack(0xe08cdfb0 to 0xe08cdff8) [ 1333.717039][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1333.717084][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.717157][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.717207][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1333.717243][ T32] r4:850d97c0 [ 1333.717277][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.717321][ T32] INFO: task kworker/0:515:4547 blocked for more than 460 seconds. [ 1333.717379][ T32] Not tainted 6.15.0-syzkaller #0 [ 1333.717419][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.717452][ T32] task:kworker/0:515 state:D stack:0 pid:4547 tgid:4547 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.717541][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.717603][ T32] Call trace: [ 1333.717650][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1333.717721][ T32] r10:829189c0 r9:eb069d84 r8:00000002 r7:60000013 r6:eb069d8c r5:85264800 [ 1333.717821][ T32] r4:85264800 [ 1333.717920][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1333.717988][ T32] r5:85264800 r4:829189bc [ 1333.718019][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.718182][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.718266][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb069e08 [ 1333.718303][ T32] r4:00000000 [ 1333.718336][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1333.718400][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1333.718458][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1333.718524][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bc2b80 [ 1333.718559][ T32] r4:00000000 [ 1333.718590][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1333.718654][ T32] r9:83018005 r8:85264800 r7:00000000 r6:83018000 r5:00001000 r4:7f075000 [ 1333.718726][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1333.718793][ T32] r5:00001000 r4:e495d000 [ 1333.718825][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1333.718886][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.718948][ T32] r5:852a1f8c r4:852a1c00 [ 1333.718979][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1333.719047][ T32] r7:dddced40 r6:83018000 r5:852a1f8c r4:84ad9800 [ 1333.719080][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1333.719196][ T32] r10:61c88647 r9:85264800 r8:84ad982c r7:82804d40 r6:dddced40 r5:dddced60 [ 1333.719232][ T32] r4:84ad9800 [ 1333.719283][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1333.719358][ T32] r10:00000000 r9:84ad9800 r8:8027ecf4 r7:eb061e60 r6:84947900 r5:85264800 [ 1333.719395][ T32] r4:00000001 [ 1333.719425][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.719479][ T32] Exception stack(0xeb069fb0 to 0xeb069ff8) [ 1333.719521][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1333.719567][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.719612][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.719658][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1333.719770][ T32] r4:84bc2840 [ 1333.720399][ T32] INFO: task kworker/0:515:4547 is blocked on a mutex likely owned by task kworker/0:314:3957. [ 1333.720455][ T32] task:kworker/0:314 state:R running task stack:0 pid:3957 tgid:3957 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.741004][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.741105][ T32] Call trace: [ 1333.741154][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1333.741216][ T32] r10:8280c9b4 r9:84b7a400 r8:80200be4 r7:e08cdd54 r6:ffffffff r5:84b7a400 [ 1333.741241][ T32] r4:00000000 [ 1333.741331][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.741377][ T32] Exception stack(0xe08cdd20 to 0xe08cdd68) [ 1333.741408][ T32] dd20: 99d98000 e069b000 00000001 80239b98 7f323000 00000001 82ac11c4 82ac05a0 [ 1333.741436][ T32] dd40: 7f323000 e069b000 8280c9b4 e08cdd9c e08cdda0 e08cdd70 80230ad4 80239bb0 [ 1333.741459][ T32] dd60: 80050013 ffffffff [ 1333.741482][ T32] r5:80050013 r4:80239bb0 [ 1333.741501][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1333.741544][ T32] r4:82ac11e4 [ 1333.741564][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.741623][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08cddc0 r5:e08cde08 [ 1333.741650][ T32] r4:e08cddc0 [ 1333.741670][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1333.741711][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9a40 [ 1333.741733][ T32] r4:00000000 [ 1333.741752][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1333.741793][ T32] r9:83018005 r8:84b7a400 r7:00000000 r6:83018000 r5:00001000 r4:7f09b000 [ 1333.741815][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1333.741854][ T32] r5:00001000 r4:e06d3000 [ 1333.741873][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1333.741913][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.741954][ T32] r5:85073f8c r4:85073c00 [ 1333.742005][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1333.742054][ T32] r7:dddced40 r6:83018000 r5:85073f8c r4:84b0bc80 [ 1333.742075][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1333.742148][ T32] r10:61c88647 r9:84b7a400 r8:84b0bcac r7:82804d40 r6:dddced40 r5:dddced60 [ 1333.742183][ T32] r4:84b0bc80 [ 1333.742206][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1333.742282][ T32] r10:00000000 r9:84b0bc80 r8:8027ecf4 r7:e08b1e60 r6:85024480 r5:84b7a400 [ 1333.742393][ T32] r4:00000001 [ 1333.742416][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.742451][ T32] Exception stack(0xe08cdfb0 to 0xe08cdff8) [ 1333.742476][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1333.742503][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.742528][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.742596][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1333.742622][ T32] r4:850d97c0 [ 1333.742646][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.742676][ T32] INFO: task kworker/0:516:4549 blocked for more than 460 seconds. [ 1333.742708][ T32] Not tainted 6.15.0-syzkaller #0 [ 1333.742731][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.742753][ T32] task:kworker/0:516 state:D stack:0 pid:4549 tgid:4549 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.742872][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.743009][ T32] Call trace: [ 1333.743134][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1333.743184][ T32] r10:829189c0 r9:eb071d84 r8:00000002 r7:60000113 r6:eb071d8c r5:85266c00 [ 1333.743205][ T32] r4:85266c00 [ 1333.743224][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1333.743330][ T32] r5:85266c00 r4:829189bc [ 1333.743355][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.743395][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.743439][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb071e08 [ 1333.743522][ T32] r4:00000000 [ 1333.743545][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1333.743721][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1333.743780][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1333.743918][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bc2cc0 [ 1333.743943][ T32] r4:00000000 [ 1333.743962][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1333.744001][ T32] r9:83018005 r8:85266c00 r7:00000000 r6:83018000 r5:00001000 r4:7f077000 [ 1333.744021][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1333.744060][ T32] r5:00001000 r4:eab05000 [ 1333.744078][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1333.744126][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.744167][ T32] r5:852a238c r4:852a2000 ** 1 printk messages dropped ** [ 1333.744378][ T32] r7:dddced40 r6:83018000 r5:852a238c r4:84ad9880 ** 6 printk messages dropped ** [ 1333.744794][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 5 printk messages dropped ** [ 1333.744961][ T32] r4:84bc2a00 ** 2 printk messages dropped ** [ 1333.745652][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1333.746114][ T32] dd20: 99d98000 e069b000 00000001 80239b98 7f323000 00000001 82ac11c4 82ac05a0 ** 4 printk messages dropped ** [ 1333.746294][ T32] r4:82ac11e4 [ 1333.746323][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.746368][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08cddc0 r5:e08cde08 [ 1333.746390][ T32] r4:e08cddc0 [ 1333.746408][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1333.746491][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9a40 [ 1333.746517][ T32] r4:00000000 [ 1333.746535][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1333.746583][ T32] r9:83018005 r8:84b7a400 r7:00000000 r6:83018000 r5:00001000 r4:7f09b000 [ 1333.746605][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1333.746647][ T32] r5:00001000 r4:e06d3000 [ 1333.746666][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1333.746703][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.746740][ T32] r5:85073f8c r4:85073c00 [ 1333.746761][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1333.746801][ T32] r7:dddced40 r6:83018000 r5:85073f8c r4:84b0bc80 [ 1333.746820][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1333.746863][ T32] r10:61c88647 r9:84b7a400 r8:84b0bcac r7:82804d40 r6:dddced40 r5:dddced60 [ 1333.746884][ T32] r4:84b0bc80 [ 1333.746902][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1333.746944][ T32] r10:00000000 r9:84b0bc80 r8:8027ecf4 r7:e08b1e60 r6:85024480 r5:84b7a400 [ 1333.746965][ T32] r4:00000001 [ 1333.746983][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.747015][ T32] Exception stack(0xe08cdfb0 to 0xe08cdff8) [ 1333.747039][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1333.747068][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.747099][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.747192][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1333.747219][ T32] r4:850d97c0 [ 1333.747239][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.747263][ T32] INFO: task kworker/0:517:4551 blocked for more than 460 seconds. [ 1333.747291][ T32] Not tainted 6.15.0-syzkaller #0 [ 1333.747333][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.747392][ T32] task:kworker/0:517 state:D stack:0 pid:4551 tgid:4551 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.747439][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.747478][ T32] Call trace: [ 1333.747535][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1333.747581][ T32] r10:829189c0 r9:eb079d84 r8:00000002 r7:60000013 r6:eb079d8c r5:8521bc00 [ 1333.747603][ T32] r4:8521bc00 [ 1333.747622][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1333.747673][ T32] r5:8521bc00 r4:829189bc [ 1333.747694][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.747732][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.747775][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb079e08 [ 1333.747796][ T32] r4:00000000 [ 1333.747815][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1333.747883][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1333.747923][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1333.747963][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bbc400 [ 1333.748066][ T32] r4:00000000 [ 1333.748095][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1333.748162][ T32] r9:83018005 r8:8521bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f085000 ** 6 printk messages dropped ** [ 1333.748407][ T32] r7:dddced40 r6:83018000 r5:852a3f8c r4:84ad9900 ** 7 printk messages dropped ** [ 1333.748646][ T32] Exception stack(0xeb079fb0 to 0xeb079ff8) ** 7 printk messages dropped ** [ 1333.749306][ T32] Workqueue: events bpf_prog_free_deferred ** 13 printk messages dropped ** [ 1333.749796][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08cddc0 r5:e08cde08 ** 9 printk messages dropped ** [ 1333.750143][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.750203][ T32] r5:85073f8c r4:85073c00 [ 1333.750225][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1333.750268][ T32] r7:dddced40 r6:83018000 r5:85073f8c r4:84b0bc80 [ 1333.750308][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1333.750356][ T32] r10:61c88647 r9:84b7a400 r8:84b0bcac r7:82804d40 r6:dddced40 r5:dddced60 [ 1333.750393][ T32] r4:84b0bc80 [ 1333.750414][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1333.750467][ T32] r10:00000000 r9:84b0bc80 r8:8027ecf4 r7:e08b1e60 r6:85024480 r5:84b7a400 [ 1333.750494][ T32] r4:00000001 [ 1333.750535][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.784298][ T32] Exception stack(0xe08cdfb0 to 0xe08cdff8) [ 1333.784411][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1333.784446][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.784498][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.784537][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1333.784636][ T32] r4:850d97c0 [ 1333.784667][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 10 printk messages dropped ** [ 1333.785320][ T32] r5:85251800 r4:829189bc [ 1333.785347][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 10 printk messages dropped ** [ 1333.785920][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) ** 16 printk messages dropped ** [ 1333.786765][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 1 printk messages dropped ** [ 1333.786887][ T32] r4:84bc2b40 [ 1333.787441][ T32] INFO: task kworker/0:518:4552 is blocked on a mutex likely owned by task kworker/0:314:3957. [ 1333.787529][ T32] task:kworker/0:314 state:R running task stack:0 pid:3957 tgid:3957 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.787646][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.787691][ T32] Call trace: [ 1333.787824][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1333.787875][ T32] r10:8280c9b4 r9:84b7a400 r8:80200be4 r7:e08cdd54 r6:ffffffff r5:84b7a400 [ 1333.788018][ T32] r4:00000000 [ 1333.788048][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.788094][ T32] Exception stack(0xe08cdd20 to 0xe08cdd68) [ 1333.788124][ T32] dd20: 9a735000 e069b000 00000001 80239b98 7f323000 00000001 82ac11c4 82ac05a0 [ 1333.788153][ T32] dd40: 7f323000 e069b000 8280c9b4 e08cdd9c e08cdda0 e08cdd70 80230ad4 80239bb0 [ 1333.788323][ T32] dd60: 80050013 ffffffff [ 1333.788351][ T32] r5:80050013 r4:80239bb0 [ 1333.788372][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1333.788415][ T32] r4:82ac11e4 [ 1333.788511][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) ** 4 printk messages dropped ** [ 1333.788777][ T32] r4:00000000 ** 10 printk messages dropped ** [ 1333.789387][ T32] r10:61c88647 r9:84b7a400 r8:84b0bcac r7:82804d40 r6:dddced40 r5:dddced60 ** 17 printk messages dropped ** [ 1333.790482][ T32] Call trace: ** 4 printk messages dropped ** [ 1333.798603][ T32] r5:85268c00 r4:829189bc ** 3 printk messages dropped ** [ 1333.798926][ T32] r4:00000000 ** 9 printk messages dropped ** [ 1333.799291][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1333.799330][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.799399][ T32] r5:852a2b8c r4:852a2800 [ 1333.799424][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1333.799469][ T32] r7:dddced40 r6:83018000 r5:852a2b8c r4:84ad9a00 [ 1333.799490][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1333.799533][ T32] r10:61c88647 r9:85268c00 r8:84ad9a2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1333.799555][ T32] r4:84ad9a00 ** 5 printk messages dropped ** [ 1333.799723][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 18 printk messages dropped ** [ 1333.823306][ T32] r4:82ac11e4 ** 7 printk messages dropped ** [ 1333.823655][ T32] r9:83018005 r8:84b7a400 r7:00000000 r6:83018000 r5:00001000 r4:7f09b000 ** 16 printk messages dropped ** [ 1333.824214][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 14 printk messages dropped ** [ 1333.824783][ T32] r5:85269800 r4:829189bc [ 1333.824826][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 10 printk messages dropped ** [ 1333.825304][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) ** 17 printk messages dropped ** [ 1333.826148][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 18 printk messages dropped ** [ 1333.827678][ T32] r4:e08cddc0 ** 7 printk messages dropped ** [ 1333.827931][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) ** 13 printk messages dropped ** [ 1333.828450][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.828476][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.828503][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1333.828525][ T32] r4:850d97c0 [ 1333.828569][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.828600][ T32] INFO: task kworker/0:521:4559 blocked for more than 460 seconds. [ 1333.828660][ T32] Not tainted 6.15.0-syzkaller #0 [ 1333.828688][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.828709][ T32] task:kworker/0:521 state:D stack:0 pid:4559 tgid:4559 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.828807][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.828850][ T32] Call trace: [ 1333.828908][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1333.828978][ T32] r10:829189c0 r9:eb099d84 r8:00000002 r7:60000113 r6:eb099d8c r5:85268000 [ 1333.829004][ T32] r4:85268000 [ 1333.829023][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1333.829063][ T32] r5:85268000 r4:829189bc [ 1333.829081][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.829126][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.829171][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb099e08 [ 1333.829192][ T32] r4:00000000 [ 1333.829211][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1333.829249][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1333.829379][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1333.829424][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847d1a40 [ 1333.829475][ T32] r4:00000000 [ 1333.829500][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1333.829541][ T32] r9:83018005 r8:85268000 r7:00000000 r6:83018000 r5:00001000 r4:7f07f000 [ 1333.829563][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1333.829631][ T32] r5:00001000 r4:eacc5000 [ 1333.829656][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1333.829746][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.829788][ T32] r5:852a338c r4:852a3000 [ 1333.829848][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1333.829966][ T32] r10:61c88647 r9:85268000 r8:84ad9b2c r7:82804d40 r6:dddced40 r5:dddced60 ** 4 printk messages dropped ** [ 1333.830176][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.830215][ T32] Exception stack(0xeb099fb0 to 0xeb099ff8) [ 1333.830241][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1333.830269][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.830295][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.830323][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1333.830345][ T32] r4:84bc2f00 [ 1333.844753][ T32] INFO: task kworker/0:521:4559 is blocked on a mutex likely owned by task kworker/0:314:3957. [ 1333.844861][ T32] task:kworker/0:314 state:R running task stack:0 pid:3957 tgid:3957 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.844940][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.845003][ T32] Call trace: [ 1333.845037][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1333.845101][ T32] r10:8280c9b4 r9:84b7a400 r8:80200be4 r7:e08cdd54 r6:ffffffff r5:84b7a400 [ 1333.845127][ T32] r4:00000000 [ 1333.845147][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.845185][ T32] Exception stack(0xe08cdd20 to 0xe08cdd68) [ 1333.845215][ T32] dd20: 9af59000 e069b000 00000001 80239b98 7f323000 00000001 82ac11c4 82ac05a0 [ 1333.845284][ T32] dd40: 7f323000 e069b000 8280c9b4 e08cdd9c e08cdda0 e08cdd70 80230ad4 80239bb0 [ 1333.845312][ T32] dd60: 80050013 ffffffff [ 1333.845336][ T32] r5:80050013 r4:80239bb0 [ 1333.845356][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1333.845400][ T32] r4:82ac11e4 [ 1333.845419][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.845510][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08cddc0 r5:e08cde08 [ 1333.845538][ T32] r4:e08cddc0 [ 1333.845557][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1333.845599][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9a40 [ 1333.845620][ T32] r4:00000000 [ 1333.845638][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1333.845681][ T32] r9:83018005 r8:84b7a400 r7:00000000 r6:83018000 r5:00001000 r4:7f09b000 [ 1333.845702][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1333.845743][ T32] r5:00001000 r4:e06d3000 [ 1333.845762][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1333.845799][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.845877][ T32] r5:85073f8c r4:85073c00 [ 1333.845902][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1333.845946][ T32] r7:dddced40 r6:83018000 r5:85073f8c r4:84b0bc80 [ 1333.845965][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1333.846009][ T32] r10:61c88647 r9:84b7a400 r8:84b0bcac r7:82804d40 r6:dddced40 r5:dddced60 [ 1333.846031][ T32] r4:84b0bc80 [ 1333.846049][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1333.846167][ T32] r10:00000000 r9:84b0bc80 r8:8027ecf4 r7:e08b1e60 r6:85024480 r5:84b7a400 [ 1333.846194][ T32] r4:00000001 [ 1333.846214][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.846273][ T32] Exception stack(0xe08cdfb0 to 0xe08cdff8) [ 1333.846302][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1333.846329][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.846356][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.846439][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1333.846489][ T32] r4:850d97c0 [ 1333.846515][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.846545][ T32] INFO: task kworker/0:522:4560 blocked for more than 460 seconds. [ 1333.846589][ T32] Not tainted 6.15.0-syzkaller #0 [ 1333.846617][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.846637][ T32] task:kworker/0:522 state:D stack:0 pid:4560 tgid:4560 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.846681][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.846721][ T32] Call trace: [ 1333.846751][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1333.846797][ T32] r10:829189c0 r9:eb09dd84 r8:00000002 r7:60000013 r6:eb09dd8c r5:8526a400 [ 1333.846825][ T32] r4:8526a400 [ 1333.846845][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1333.846885][ T32] r5:8526a400 r4:829189bc [ 1333.846903][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.846941][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.846987][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb09de08 [ 1333.847065][ T32] r4:00000000 [ 1333.847094][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1333.847181][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1333.847221][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1333.847262][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bbc0c0 [ 1333.847285][ T32] r4:00000000 [ 1333.847303][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) ** 1 printk messages dropped ** [ 1333.847363][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) ** 5 printk messages dropped ** [ 1333.847551][ T32] r7:dddced40 r6:83018000 r5:852a378c r4:84ad9b80 ** 1 printk messages dropped ** [ 1333.847614][ T32] r10:61c88647 r9:8526a400 r8:84ad9bac r7:82804d40 r6:dddced40 r5:dddced60 ** 5 printk messages dropped ** [ 1333.847805][ T32] Exception stack(0xeb09dfb0 to 0xeb09dff8) ** 3 printk messages dropped ** [ 1333.847909][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 3 printk messages dropped ** [ 1333.848508][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1333.848694][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1333.848810][ T32] dd20: 9af59000 e069b000 00000001 80239b98 7f323000 00000001 82ac11c4 82ac05a0 ** 4 printk messages dropped ** [ 1333.848972][ T32] r4:82ac11e4 [ 1333.849018][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.849108][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08cddc0 r5:e08cde08 [ 1333.849134][ T32] r4:e08cddc0 [ 1333.849154][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1333.849194][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9a40 [ 1333.849216][ T32] r4:00000000 [ 1333.849234][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1333.849315][ T32] r9:83018005 r8:84b7a400 r7:00000000 r6:83018000 r5:00001000 r4:7f09b000 [ 1333.849341][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1333.849383][ T32] r5:00001000 r4:e06d3000 [ 1333.849428][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1333.849471][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.849542][ T32] r5:85073f8c r4:85073c00 [ 1333.849565][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1333.849607][ T32] r7:dddced40 r6:83018000 r5:85073f8c r4:84b0bc80 [ 1333.849627][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1333.849670][ T32] r10:61c88647 r9:84b7a400 r8:84b0bcac r7:82804d40 r6:dddced40 r5:dddced60 [ 1333.849691][ T32] r4:84b0bc80 [ 1333.849750][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1333.849801][ T32] r10:00000000 r9:84b0bc80 r8:8027ecf4 r7:e08b1e60 r6:85024480 r5:84b7a400 [ 1333.849824][ T32] r4:00000001 [ 1333.849842][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.849875][ T32] Exception stack(0xe08cdfb0 to 0xe08cdff8) [ 1333.849900][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1333.849928][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.849953][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.849979][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1333.850035][ T32] r4:850d97c0 [ 1333.850060][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.850161][ T32] INFO: task kworker/0:523:4562 blocked for more than 460 seconds. [ 1333.850194][ T32] Not tainted 6.15.0-syzkaller #0 [ 1333.850217][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.850255][ T32] task:kworker/0:523 state:D stack:0 pid:4562 tgid:4562 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.850305][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.850344][ T32] Call trace: [ 1333.850470][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1333.867670][ T32] r10:829189c0 r9:eb05dd84 r8:00000002 r7:60000013 r6:eb05dd8c r5:8522bc00 [ 1333.867718][ T32] r4:8522bc00 [ 1333.867741][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1333.867808][ T32] r5:8522bc00 r4:829189bc [ 1333.867828][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.867869][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.867914][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb05de08 [ 1333.867935][ T32] r4:00000000 [ 1333.867955][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1333.868050][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1333.868107][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1333.868152][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bbc280 [ 1333.868174][ T32] r4:00000000 [ 1333.868193][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1333.868235][ T32] r9:83018005 r8:8522bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f083000 [ 1333.868298][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1333.868400][ T32] r5:00001000 r4:eacfb000 [ 1333.868449][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1333.868493][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.868546][ T32] r5:852a3b8c r4:852a3800 [ 1333.868569][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1333.868614][ T32] r7:dddced40 r6:83018000 r5:852a3b8c r4:84ad9c00 [ 1333.868634][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1333.868702][ T32] r10:61c88647 r9:8522bc00 r8:84ad9c2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1333.868728][ T32] r4:84ad9c00 [ 1333.868747][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1333.868790][ T32] r10:00000000 r9:84ad9c00 r8:8027ecf4 r7:eb079e60 r6:84ad9c80 r5:8522bc00 [ 1333.868811][ T32] r4:00000001 [ 1333.868829][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.868864][ T32] Exception stack(0xeb05dfb0 to 0xeb05dff8) [ 1333.868893][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1333.868921][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.868947][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.868975][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 3 printk messages dropped ** [ 1333.869765][ T32] Workqueue: events bpf_prog_free_deferred ** 14 printk messages dropped ** [ 1333.870282][ T32] r4:e08cddc0 ** 7 printk messages dropped ** [ 1333.875784][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) ** 13 printk messages dropped ** [ 1333.876471][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 14 printk messages dropped ** [ 1333.877058][ T32] r5:83ae0c00 r4:829189bc ** 1 printk messages dropped ** [ 1333.877151][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1333.877454][ T32] r9:83018005 r8:83ae0c00 r7:00000000 r6:83018000 r5:00001000 r4:7f087000 ** 1 printk messages dropped ** [ 1333.877553][ T32] r5:00001000 r4:ead53000 [ 1333.877575][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1333.877613][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.877669][ T32] r5:852a438c r4:852a4000 [ 1333.877691][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1333.877769][ T32] r7:dddced40 r6:83018000 r5:852a438c r4:84ad9d00 [ 1333.877793][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1333.877904][ T32] r10:61c88647 r9:83ae0c00 r8:84ad9d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1333.877929][ T32] r4:84ad9d00 [ 1333.877972][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1333.878020][ T32] r10:00000000 r9:84ad9d00 r8:8027ecf4 r7:eb079e60 r6:84ad9d80 r5:83ae0c00 [ 1333.878081][ T32] r4:00000001 [ 1333.878108][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.878142][ T32] Exception stack(0xeb0a1fb0 to 0xeb0a1ff8) [ 1333.878192][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1333.878224][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.878249][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.878287][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1333.878314][ T32] r4:84bbc2c0 [ 1333.878858][ T32] INFO: task kworker/0:524:4565 is blocked on a mutex likely owned by task kworker/0:314:3957. [ 1333.878897][ T32] task:kworker/0:314 state:R running task stack:0 pid:3957 tgid:3957 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.878954][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.878997][ T32] Call trace: [ 1333.879077][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1333.879159][ T32] r10:8280c9b4 r9:84b7a400 r8:80200be4 r7:e08cdd54 r6:ffffffff r5:84b7a400 [ 1333.879182][ T32] r4:00000000 [ 1333.879201][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.879239][ T32] Exception stack(0xe08cdd20 to 0xe08cdd68) [ 1333.879267][ T32] dd20: 9b6a6000 e069b000 00000001 80239b98 7f323000 00000001 82ac11c4 82ac05a0 [ 1333.879294][ T32] dd40: 7f323000 e069b000 8280c9b4 e08cdd9c e08cdda0 e08cdd70 80230ad4 80239bb0 [ 1333.879316][ T32] dd60: 80050013 ffffffff [ 1333.879338][ T32] r5:80050013 r4:80239bb0 [ 1333.879369][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1333.879414][ T32] r4:82ac11e4 [ 1333.879435][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.879475][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08cddc0 r5:e08cde08 [ 1333.879496][ T32] r4:e08cddc0 [ 1333.879515][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1333.879555][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9a40 [ 1333.879656][ T32] r4:00000000 [ 1333.879678][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1333.879720][ T32] r9:83018005 r8:84b7a400 r7:00000000 r6:83018000 r5:00001000 r4:7f09b000 [ 1333.879741][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1333.879805][ T32] r5:00001000 r4:e06d3000 [ 1333.879827][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1333.879868][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.879905][ T32] r5:85073f8c r4:85073c00 [ 1333.879924][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) ** 8 printk messages dropped ** [ 1333.880298][ T32] Exception stack(0xe08cdfb0 to 0xe08cdff8) ** 13 printk messages dropped ** [ 1333.897214][ T32] r10:829189c0 r9:eafe9d84 r8:00000002 r7:60000113 r6:eafe9d8c r5:83a58c00 ** 2 printk messages dropped ** [ 1333.897295][ T32] r5:83a58c00 r4:829189bc ** 3 printk messages dropped ** [ 1333.897480][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1333.897731][ T32] r4:00000000 ** 10 printk messages dropped ** [ 1333.898321][ T32] r10:61c88647 r9:83a58c00 r8:84ad9e2c r7:82804d40 r6:dddced40 r5:dddced60 ** 12 printk messages dropped ** [ 1333.899373][ T32] task:kworker/0:314 state:R running task stack:0 pid:3957 tgid:3957 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 18 printk messages dropped ** [ 1333.900301][ T32] r4:00000000 ** 11 printk messages dropped ** [ 1333.911354][ T32] r4:84b0bc80 ** 6 printk messages dropped ** [ 1333.911635][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1333.911808][ T32] Not tainted 6.15.0-syzkaller #0 ** 1 printk messages dropped ** [ 1333.911858][ T32] task:kworker/0:526 state:D stack:0 pid:4568 tgid:4568 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.911912][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.911969][ T32] Call trace: [ 1333.911999][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1333.912074][ T32] r10:829189c0 r9:eb0a9d84 r8:00000002 r7:60000113 r6:eb0a9d8c r5:848a5400 [ 1333.912106][ T32] r4:848a5400 [ 1333.912125][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1333.912195][ T32] r5:848a5400 r4:829189bc [ 1333.912217][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.912257][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.912301][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb0a9e08 [ 1333.912333][ T32] r4:00000000 [ 1333.912356][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1333.912393][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1333.912431][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1333.912472][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bbca40 [ 1333.912506][ T32] r4:00000000 [ 1333.912528][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1333.912571][ T32] r9:83018005 r8:848a5400 r7:00000000 r6:83018000 r5:00001000 r4:7f08d000 [ 1333.912626][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1333.912668][ T32] r5:00001000 r4:eb0b7000 [ 1333.912688][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1333.912726][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.912788][ T32] r5:852a4b8c r4:852a4800 [ 1333.912813][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1333.912858][ T32] r7:dddced40 r6:83018000 r5:852a4b8c r4:84ad9f00 [ 1333.912879][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1333.912944][ T32] r10:61c88647 r9:848a5400 r8:84ad9f2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1333.912966][ T32] r4:84ad9f00 [ 1333.913009][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1333.913056][ T32] r10:00000000 r9:84ad9f00 r8:8027ecf4 r7:eafe9e60 r6:84ad9f80 r5:848a5400 [ 1333.913077][ T32] r4:00000001 [ 1333.913100][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.913136][ T32] Exception stack(0xeb0a9fb0 to 0xeb0a9ff8) [ 1333.913186][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1333.913218][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.913268][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.913300][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1333.913323][ T32] r4:84bbc3c0 [ 1333.913846][ T32] INFO: task kworker/0:526:4568 is blocked on a mutex likely owned by task kworker/0:314:3957. [ 1333.913882][ T32] task:kworker/0:314 state:R running task stack:0 pid:3957 tgid:3957 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.913966][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.914010][ T32] Call trace: [ 1333.914078][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1333.914155][ T32] r10:8280c9b4 r9:84b7a400 r8:80200be4 r7:e08cdd54 r6:ffffffff r5:84b7a400 [ 1333.914183][ T32] r4:00000000 [ 1333.914202][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.914241][ T32] Exception stack(0xe08cdd20 to 0xe08cdd68) [ 1333.914310][ T32] dd20: 9bf64000 e069b000 00000001 80239b98 7f323000 00000001 82ac11c4 82ac05a0 [ 1333.914342][ T32] dd40: 7f323000 e069b000 8280c9b4 e08cdd9c e08cdda0 e08cdd70 80230ad4 80239bb0 [ 1333.914431][ T32] dd60: 80050013 ffffffff [ 1333.914457][ T32] r5:80050013 r4:80239bb0 [ 1333.914476][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1333.914517][ T32] r4:82ac11e4 [ 1333.914537][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.914657][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08cddc0 r5:e08cde08 [ 1333.914683][ T32] r4:e08cddc0 [ 1333.914702][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1333.914743][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9a40 [ 1333.914764][ T32] r4:00000000 [ 1333.914782][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1333.914823][ T32] r9:83018005 r8:84b7a400 r7:00000000 r6:83018000 r5:00001000 r4:7f09b000 [ 1333.914843][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1333.914963][ T32] r5:00001000 r4:e06d3000 [ 1333.914986][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1333.915024][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.915080][ T32] r5:85073f8c r4:85073c00 [ 1333.915111][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1333.915188][ T32] r7:dddced40 r6:83018000 r5:85073f8c r4:84b0bc80 [ 1333.915210][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1333.915275][ T32] r10:61c88647 r9:84b7a400 r8:84b0bcac r7:82804d40 r6:dddced40 r5:dddced60 [ 1333.915300][ T32] r4:84b0bc80 [ 1333.915416][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1333.915463][ T32] r10:00000000 r9:84b0bc80 r8:8027ecf4 r7:e08b1e60 r6:85024480 r5:84b7a400 [ 1333.915513][ T32] r4:00000001 [ 1333.915535][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.915569][ T32] Exception stack(0xe08cdfb0 to 0xe08cdff8) [ 1333.915593][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1333.915620][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.915647][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.915674][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1333.915695][ T32] r4:850d97c0 [ 1333.915715][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.915740][ T32] INFO: task kworker/0:527:4571 blocked for more than 460 seconds. [ 1333.915767][ T32] Not tainted 6.15.0-syzkaller #0 [ 1333.915789][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.915810][ T32] task:kworker/0:527 state:D stack:0 pid:4571 tgid:4571 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.915875][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.915913][ T32] Call trace: [ 1333.915942][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1333.915986][ T32] r10:829189c0 r9:eb0b5d84 r8:00000002 r7:60000113 r6:eb0b5d8c r5:84910c00 [ 1333.916070][ T32] r4:84910c00 [ 1333.916099][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1333.916142][ T32] r5:84910c00 r4:829189bc [ 1333.916161][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.916225][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.916273][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb0b5e08 [ 1333.916294][ T32] r4:00000000 [ 1333.916339][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1333.916381][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1333.916416][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1333.916456][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bbcb40 [ 1333.916478][ T32] r4:00000000 [ 1333.916497][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1333.916536][ T32] r9:83018005 r8:84910c00 r7:00000000 r6:83018000 r5:00001000 r4:7f08f000 [ 1333.916556][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1333.916592][ T32] r5:00001000 r4:eb0bf000 [ 1333.916610][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1333.916649][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.916741][ T32] r5:852a4f8c r4:852a4c00 [ 1333.916764][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1333.916830][ T32] r7:dddced40 r6:83018000 r5:852a4f8c r4:852c6000 [ 1333.916853][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1333.916899][ T32] r10:61c88647 r9:84910c00 r8:852c602c r7:82804d40 r6:dddced40 r5:dddced60 ** 3 printk messages dropped ** [ 1333.917103][ T32] r4:00000001 [ 1333.917123][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.917190][ T32] Exception stack(0xeb0b5fb0 to 0xeb0b5ff8) [ 1333.917219][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1333.917246][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.917271][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.917300][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1333.917321][ T32] r4:84bbc6c0 [ 1333.917711][ T32] INFO: task kworker/0:527:4571 is blocked on a mutex likely owned by task kworker/0:314:3957. [ 1333.917746][ T32] task:kworker/0:314 state:R running task stack:0 pid:3957 tgid:3957 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.917849][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.917891][ T32] Call trace: [ 1333.917919][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1333.917966][ T32] r10:8280c9b4 r9:84b7a400 r8:80200be4 r7:e08cdd54 r6:ffffffff r5:84b7a400 [ 1333.917988][ T32] r4:00000000 [ 1333.918007][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.918043][ T32] Exception stack(0xe08cdd20 to 0xe08cdd68) [ 1333.918071][ T32] dd20: 9bf64000 e069b000 00000001 80239b98 7f323000 00000001 82ac11c4 82ac05a0 [ 1333.918107][ T32] dd40: 7f323000 e069b000 8280c9b4 e08cdd9c e08cdda0 e08cdd70 80230ad4 80239bb0 [ 1333.918131][ T32] dd60: 80050013 ffffffff [ 1333.918152][ T32] r5:80050013 r4:80239bb0 [ 1333.918172][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1333.918211][ T32] r4:82ac11e4 [ 1333.918231][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.918270][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08cddc0 r5:e08cde08 [ 1333.918326][ T32] r4:e08cddc0 [ 1333.918357][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1333.918404][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9a40 [ 1333.918425][ T32] r4:00000000 [ 1333.918443][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1333.918487][ T32] r9:83018005 r8:84b7a400 r7:00000000 r6:83018000 r5:00001000 r4:7f09b000 [ 1333.918507][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1333.918546][ T32] r5:00001000 r4:e06d3000 [ 1333.918565][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1333.918602][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.918639][ T32] r5:85073f8c r4:85073c00 [ 1333.918713][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1333.918759][ T32] r7:dddced40 r6:83018000 r5:85073f8c r4:84b0bc80 [ 1333.918779][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1333.918822][ T32] r10:61c88647 r9:84b7a400 r8:84b0bcac r7:82804d40 r6:dddced40 r5:dddced60 [ 1333.918842][ T32] r4:84b0bc80 [ 1333.918860][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1333.918902][ T32] r10:00000000 r9:84b0bc80 r8:8027ecf4 r7:e08b1e60 r6:85024480 r5:84b7a400 [ 1333.918925][ T32] r4:00000001 [ 1333.918943][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.918977][ T32] Exception stack(0xe08cdfb0 to 0xe08cdff8) [ 1333.919002][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1333.919029][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.919055][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.919082][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1333.919111][ T32] r4:850d97c0 [ 1333.919155][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.919181][ T32] INFO: task kworker/1:194:4572 blocked for more than 460 seconds. [ 1333.919208][ T32] Not tainted 6.15.0-syzkaller #0 [ 1333.919230][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.919251][ T32] task:kworker/1:194 state:D stack:0 pid:4572 tgid:4572 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.919294][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.919333][ T32] Call trace: [ 1333.919361][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1333.919404][ T32] r10:829189c0 r9:eb0add84 r8:00000002 r7:60000013 r6:eb0add8c r5:8526bc00 [ 1333.919425][ T32] r4:8526bc00 [ 1333.919443][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1333.919481][ T32] r5:8526bc00 r4:829189bc [ 1333.919500][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.919537][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.919580][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb0ade08 [ 1333.919601][ T32] r4:00000000 [ 1333.919620][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1333.919661][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1333.919726][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1333.919771][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847d1ac0 [ 1333.919792][ T32] r4:00000000 [ 1333.919810][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1333.919849][ T32] r9:83018205 r8:8526bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f04d000 [ 1333.919869][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1333.919906][ T32] r5:00001000 r4:eaa33000 [ 1333.919949][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1333.919990][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.920027][ T32] r5:84804b8c r4:84804800 [ 1333.920046][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1333.920086][ T32] r7:ddde2d40 r6:83018200 r5:84804b8c r4:84947d80 [ 1333.920112][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1333.920156][ T32] r10:61c88647 r9:8526bc00 r8:84947dac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1333.920177][ T32] r4:84947d80 [ 1333.920194][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1333.920235][ T32] r10:00000000 r9:84947d80 r8:8027ecf4 r7:eaf61e60 r6:84947e00 r5:8526bc00 [ 1333.920256][ T32] r4:00000001 [ 1333.920274][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.920308][ T32] Exception stack(0xeb0adfb0 to 0xeb0adff8) [ 1333.920333][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1333.920446][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.920477][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.940327][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1333.940427][ T32] r4:84a60ec0 [ 1333.941454][ T32] INFO: task kworker/1:194:4572 is blocked on a mutex likely owned by task kworker/0:314:3957. [ 1333.941529][ T32] task:kworker/0:314 state:R running task stack:0 pid:3957 tgid:3957 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.941605][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.941668][ T32] Call trace: [ 1333.941700][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1333.941757][ T32] r10:8280c9b4 r9:84b7a400 r8:80200be4 r7:e08cdd54 r6:ffffffff r5:84b7a400 [ 1333.941779][ T32] r4:00000000 [ 1333.941799][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.941850][ T32] Exception stack(0xe08cdd20 to 0xe08cdd68) [ 1333.941887][ T32] dd20: 9c4fd000 e069b000 00000001 80239b98 7f323000 00000001 82ac11c4 82ac05a0 [ 1333.941916][ T32] dd40: 7f323000 e069b000 8280c9b4 e08cdd9c e08cdda0 e08cdd70 80230ad4 80239bb0 [ 1333.941939][ T32] dd60: 80050013 ffffffff [ 1333.941961][ T32] r5:80050013 r4:80239bb0 [ 1333.941980][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1333.942023][ T32] r4:82ac11e4 [ 1333.942043][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.942109][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08cddc0 r5:e08cde08 [ 1333.942136][ T32] r4:e08cddc0 [ 1333.942156][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1333.942197][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9a40 [ 1333.942219][ T32] r4:00000000 [ 1333.942278][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1333.942350][ T32] r9:83018005 r8:84b7a400 r7:00000000 r6:83018000 r5:00001000 r4:7f09b000 [ 1333.942379][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1333.942420][ T32] r5:00001000 r4:e06d3000 [ 1333.942441][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1333.942505][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.942547][ T32] r5:85073f8c r4:85073c00 [ 1333.942567][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1333.942610][ T32] r7:dddced40 r6:83018000 r5:85073f8c r4:84b0bc80 [ 1333.942630][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1333.942675][ T32] r10:61c88647 r9:84b7a400 r8:84b0bcac r7:82804d40 r6:dddced40 r5:dddced60 [ 1333.942696][ T32] r4:84b0bc80 [ 1333.942739][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1333.942787][ T32] r10:00000000 r9:84b0bc80 r8:8027ecf4 r7:e08b1e60 r6:85024480 r5:84b7a400 [ 1333.942808][ T32] r4:00000001 [ 1333.942828][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.942861][ T32] Exception stack(0xe08cdfb0 to 0xe08cdff8) [ 1333.942886][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1333.942913][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.942939][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.942978][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1333.943029][ T32] r4:850d97c0 [ 1333.943081][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.943186][ T32] INFO: task kworker/0:528:4575 blocked for more than 460 seconds. [ 1333.943230][ T32] Not tainted 6.15.0-syzkaller #0 [ 1333.943256][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.943276][ T32] task:kworker/0:528 state:D stack:0 pid:4575 tgid:4575 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.943319][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.943357][ T32] Call trace: [ 1333.943430][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1333.943475][ T32] r10:829189c0 r9:eb0c9d84 r8:00000002 r7:60000113 r6:eb0c9d8c r5:8526c800 [ 1333.943496][ T32] r4:8526c800 [ 1333.943515][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1333.943554][ T32] r5:8526c800 r4:829189bc [ 1333.943573][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.943612][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.943668][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb0c9e08 [ 1333.943694][ T32] r4:00000000 [ 1333.943712][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1333.943749][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1333.943785][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1333.943824][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bbcc80 [ 1333.943871][ T32] r4:00000000 [ 1333.943893][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1333.943932][ T32] r9:83018005 r8:8526c800 r7:00000000 r6:83018000 r5:00001000 r4:7f091000 [ 1333.943953][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1333.943990][ T32] r5:00001000 r4:eb0cb000 [ 1333.944009][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1333.944081][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.944129][ T32] r5:852a538c r4:852a5000 [ 1333.944202][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1333.944250][ T32] r7:dddced40 r6:83018000 r5:852a538c r4:852c6080 [ 1333.944271][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1333.944315][ T32] r10:61c88647 r9:8526c800 r8:852c60ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1333.944336][ T32] r4:852c6080 [ 1333.944354][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1333.944395][ T32] r10:00000000 r9:852c6080 r8:8027ecf4 r7:eb0b5e60 r6:84947e80 r5:8526c800 [ 1333.944443][ T32] r4:00000001 [ 1333.944465][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.944499][ T32] Exception stack(0xeb0c9fb0 to 0xeb0c9ff8) [ 1333.944524][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1333.944550][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.944577][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.944604][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1333.944626][ T32] r4:84bbc940 [ 1333.945010][ T32] INFO: task kworker/0:528:4575 is blocked on a mutex likely owned by task kworker/0:314:3957. [ 1333.945118][ T32] task:kworker/0:314 state:R running task stack:0 pid:3957 tgid:3957 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.945180][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.945255][ T32] Call trace: [ 1333.945288][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1333.945336][ T32] r10:8280c9b4 r9:84b7a400 r8:80200be4 r7:e08cdd54 r6:ffffffff r5:84b7a400 [ 1333.945401][ T32] r4:00000000 [ 1333.945424][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.945463][ T32] Exception stack(0xe08cdd20 to 0xe08cdd68) [ 1333.945531][ T32] dd20: 9c4fd000 e069b000 00000001 80239b98 7f323000 00000001 82ac11c4 82ac05a0 [ 1333.945562][ T32] dd40: 7f323000 e069b000 8280c9b4 e08cdd9c e08cdda0 e08cdd70 80230ad4 80239bb0 [ 1333.945585][ T32] dd60: 80050013 ffffffff [ 1333.945608][ T32] r5:80050013 r4:80239bb0 [ 1333.945627][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1333.945669][ T32] r4:82ac11e4 [ 1333.945689][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.945753][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08cddc0 r5:e08cde08 [ 1333.945778][ T32] r4:e08cddc0 [ 1333.945797][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1333.945865][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9a40 [ 1333.945891][ T32] r4:00000000 [ 1333.945910][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1333.945951][ T32] r9:83018005 r8:84b7a400 r7:00000000 r6:83018000 r5:00001000 r4:7f09b000 [ 1333.945972][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1333.946011][ T32] r5:00001000 r4:e06d3000 [ 1333.946030][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1333.946067][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.946112][ T32] r5:85073f8c r4:85073c00 [ 1333.946131][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1333.946174][ T32] r7:dddced40 r6:83018000 r5:85073f8c r4:84b0bc80 [ 1333.946194][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1333.946277][ T32] r10:61c88647 r9:84b7a400 r8:84b0bcac r7:82804d40 r6:dddced40 r5:dddced60 [ 1333.946302][ T32] r4:84b0bc80 [ 1333.946321][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1333.946365][ T32] r10:00000000 r9:84b0bc80 r8:8027ecf4 r7:e08b1e60 r6:85024480 r5:84b7a400 [ 1333.946387][ T32] r4:00000001 [ 1333.946417][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.946453][ T32] Exception stack(0xe08cdfb0 to 0xe08cdff8) [ 1333.946547][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1333.946578][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.946604][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.946631][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1333.946652][ T32] r4:850d97c0 [ 1333.946671][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.946695][ T32] INFO: task kworker/0:529:4577 blocked for more than 460 seconds. [ 1333.946722][ T32] Not tainted 6.15.0-syzkaller #0 [ 1333.946745][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.946764][ T32] task:kworker/0:529 state:D stack:0 pid:4577 tgid:4577 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.946837][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.946906][ T32] Call trace: [ 1333.947013][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1333.947059][ T32] r10:829189c0 r9:eb0ddd84 r8:00000002 r7:60000013 r6:eb0ddd8c r5:8526d400 [ 1333.947105][ T32] r4:8526d400 [ 1333.947147][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1333.947189][ T32] r5:8526d400 r4:829189bc [ 1333.947207][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.947251][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.947297][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb0dde08 [ 1333.947318][ T32] r4:00000000 [ 1333.947442][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1333.947484][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1333.947542][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1333.947588][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bbcd80 [ 1333.947610][ T32] r4:00000000 [ 1333.947648][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1333.947703][ T32] r9:83018005 r8:8526d400 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [ 1333.947727][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1333.947765][ T32] r5:00001000 r4:eb0d3000 [ 1333.947784][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1333.947843][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.947885][ T32] r5:852a578c r4:852a5400 [ 1333.947903][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1333.947943][ T32] r7:dddced40 r6:83018000 r5:852a578c r4:852c6100 [ 1333.947963][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1333.948028][ T32] r10:61c88647 r9:8526d400 r8:852c612c r7:82804d40 r6:dddced40 r5:dddced60 [ 1333.948054][ T32] r4:852c6100 [ 1333.948175][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1333.948221][ T32] r10:00000000 r9:852c6100 r8:8027ecf4 r7:eb0c9e60 r6:84947f00 r5:8526d400 [ 1333.948243][ T32] r4:00000001 [ 1333.948261][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.948343][ T32] Exception stack(0xeb0ddfb0 to 0xeb0ddff8) [ 1333.948372][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1333.948401][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.948426][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.948458][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1333.948480][ T32] r4:84bbccc0 [ 1333.948851][ T32] INFO: task kworker/0:529:4577 is blocked on a mutex likely owned by task kworker/0:314:3957. [ 1333.948885][ T32] task:kworker/0:314 state:R running task stack:0 pid:3957 tgid:3957 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.948940][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.949011][ T32] Call trace: [ 1333.949043][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1333.949106][ T32] r10:8280c9b4 r9:84b7a400 r8:80200be4 r7:e08cdd54 r6:ffffffff r5:84b7a400 [ 1333.949132][ T32] r4:00000000 [ 1333.949200][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.949243][ T32] Exception stack(0xe08cdd20 to 0xe08cdd68) [ 1333.949271][ T32] dd20: 9c4fd000 e069b000 00000001 80239b98 7f323000 00000001 82ac11c4 82ac05a0 [ 1333.949298][ T32] dd40: 7f323000 e069b000 8280c9b4 e08cdd9c e08cdda0 e08cdd70 80230ad4 80239bb0 [ 1333.949322][ T32] dd60: 80050013 ffffffff [ 1333.949348][ T32] r5:80050013 r4:80239bb0 [ 1333.949368][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1333.949407][ T32] r4:82ac11e4 [ 1333.949436][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.949480][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08cddc0 r5:e08cde08 [ 1333.949502][ T32] r4:e08cddc0 [ 1333.949520][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1333.949560][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9a40 [ 1333.949582][ T32] r4:00000000 [ 1333.949600][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1333.949640][ T32] r9:83018005 r8:84b7a400 r7:00000000 r6:83018000 r5:00001000 r4:7f09b000 [ 1333.949695][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1333.949744][ T32] r5:00001000 r4:e06d3000 [ 1333.949763][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1333.949800][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.949836][ T32] r5:85073f8c r4:85073c00 [ 1333.949855][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1333.949895][ T32] r7:dddced40 r6:83018000 r5:85073f8c r4:84b0bc80 [ 1333.949958][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1333.950006][ T32] r10:61c88647 r9:84b7a400 r8:84b0bcac r7:82804d40 r6:dddced40 r5:dddced60 [ 1333.950027][ T32] r4:84b0bc80 [ 1333.950045][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1333.950098][ T32] r10:00000000 r9:84b0bc80 r8:8027ecf4 r7:e08b1e60 r6:85024480 r5:84b7a400 [ 1333.950122][ T32] r4:00000001 [ 1333.950141][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.950174][ T32] Exception stack(0xe08cdfb0 to 0xe08cdff8) [ 1333.950210][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1333.950244][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.950295][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.950326][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1333.950347][ T32] r4:850d97c0 [ 1333.950366][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.950390][ T32] INFO: task kworker/0:530:4579 blocked for more than 460 seconds. [ 1333.950420][ T32] Not tainted 6.15.0-syzkaller #0 [ 1333.950443][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.950463][ T32] task:kworker/0:530 state:D stack:0 pid:4579 tgid:4579 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.983674][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.983762][ T32] Call trace: [ 1333.983810][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1333.983876][ T32] r10:829189c0 r9:eb0e9d84 r8:00000002 r7:60000013 r6:eb0e9d8c r5:8526e000 [ 1333.983939][ T32] r4:8526e000 [ 1333.983964][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1333.984046][ T32] r5:8526e000 r4:829189bc [ 1333.984080][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.984129][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.984180][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb0e9e08 [ 1333.984201][ T32] r4:00000000 [ 1333.984220][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1333.984257][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1333.984295][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1333.984335][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bbcf40 [ 1333.984407][ T32] r4:00000000 [ 1333.984455][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1333.984503][ T32] r9:83018005 r8:8526e000 r7:00000000 r6:83018000 r5:00001000 r4:7f0b5000 [ 1333.984525][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1333.984565][ T32] r5:00001000 r4:eb0df000 [ 1333.984584][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1333.984622][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.984660][ T32] r5:852a5b8c r4:852a5800 [ 1333.984679][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1333.984774][ T32] r7:dddced40 r6:83018000 r5:852a5b8c r4:852c6180 [ 1333.984799][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1333.984878][ T32] r10:61c88647 r9:8526e000 r8:852c61ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1333.984903][ T32] r4:852c6180 [ 1333.984922][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1333.984966][ T32] r10:00000000 r9:852c6180 r8:8027ecf4 r7:eb0dde60 r6:84947f80 r5:8526e000 [ 1333.984987][ T32] r4:00000001 [ 1333.985005][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.985040][ T32] Exception stack(0xeb0e9fb0 to 0xeb0e9ff8) [ 1333.985067][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1333.985103][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.985131][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.985159][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1333.985181][ T32] r4:84bbcb80 [ 1333.985710][ T32] INFO: task kworker/0:530:4579 is blocked on a mutex likely owned by task kworker/0:314:3957. [ 1333.985748][ T32] task:kworker/0:314 state:R running task stack:0 pid:3957 tgid:3957 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.985907][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.986036][ T32] Call trace: [ 1333.986071][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1333.986130][ T32] r10:8280c9b4 r9:84b7a400 r8:80200be4 r7:e08cdd54 r6:ffffffff r5:84b7a400 [ 1333.986153][ T32] r4:00000000 [ 1333.986197][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.986266][ T32] Exception stack(0xe08cdd20 to 0xe08cdd68) [ 1333.986301][ T32] dd20: 9d14a000 e069b000 00000001 80239b98 7f323000 00000001 82ac11c4 82ac05a0 [ 1333.986331][ T32] dd40: 7f323000 e069b000 8280c9b4 e08cdd9c e08cdda0 e08cdd70 80230ad4 80239bb0 [ 1333.986354][ T32] dd60: 80050013 ffffffff [ 1333.986377][ T32] r5:80050013 r4:80239bb0 [ 1333.986396][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1333.986439][ T32] r4:82ac11e4 [ 1333.986459][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.986499][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08cddc0 r5:e08cde08 [ 1333.986520][ T32] r4:e08cddc0 [ 1333.986540][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1333.986606][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9a40 [ 1333.986632][ T32] r4:00000000 [ 1333.986651][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1333.986717][ T32] r9:83018005 r8:84b7a400 r7:00000000 r6:83018000 r5:00001000 r4:7f09b000 [ 1333.986743][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1333.986784][ T32] r5:00001000 r4:e06d3000 [ 1333.986838][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1333.986881][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.986946][ T32] r5:85073f8c r4:85073c00 [ 1333.986969][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1333.987055][ T32] r7:dddced40 r6:83018000 r5:85073f8c r4:84b0bc80 [ 1333.987110][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1333.987236][ T32] r10:61c88647 r9:84b7a400 r8:84b0bcac r7:82804d40 r6:dddced40 r5:dddced60 [ 1333.987265][ T32] r4:84b0bc80 [ 1333.987286][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1333.987375][ T32] r10:00000000 r9:84b0bc80 r8:8027ecf4 r7:e08b1e60 r6:85024480 r5:84b7a400 [ 1333.987402][ T32] r4:00000001 [ 1333.987421][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.987455][ T32] Exception stack(0xe08cdfb0 to 0xe08cdff8) [ 1333.987491][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1333.987537][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.987566][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.987596][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1333.987617][ T32] r4:850d97c0 [ 1333.987637][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.987691][ T32] INFO: task kworker/0:531:4582 blocked for more than 460 seconds. [ 1333.987754][ T32] Not tainted 6.15.0-syzkaller #0 [ 1333.987783][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.987803][ T32] task:kworker/0:531 state:D stack:0 pid:4582 tgid:4582 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.987847][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.987884][ T32] Call trace: [ 1333.987913][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1333.987958][ T32] r10:829189c0 r9:eb105d84 r8:00000002 r7:60000013 r6:eb105d8c r5:85266000 [ 1333.987980][ T32] r4:85266000 [ 1333.987999][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1333.988037][ T32] r5:85266000 r4:829189bc [ 1333.988056][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.988103][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.988150][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb105e08 [ 1333.988226][ T32] r4:00000000 [ 1333.988252][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1333.988291][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1333.988326][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1333.988379][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bbc680 [ 1333.988405][ T32] r4:00000000 [ 1333.988438][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1333.988503][ T32] r9:83018005 r8:85266000 r7:00000000 r6:83018000 r5:00001000 r4:7f0b9000 [ 1333.988530][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1333.988570][ T32] r5:00001000 r4:eb0ef000 [ 1333.988598][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1333.988639][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.988676][ T32] r5:852a5f8c r4:852a5c00 ** 3 printk messages dropped ** [ 1333.988799][ T32] r10:61c88647 r9:85266000 r8:852c622c r7:82804d40 r6:dddced40 r5:dddced60 ** 8 printk messages dropped ** [ 1333.989215][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1333.989870][ T32] Call trace: ** 4 printk messages dropped ** [ 1333.990026][ T32] Exception stack(0xe08cdd20 to 0xe08cdd68) ** 2 printk messages dropped ** [ 1333.990114][ T32] dd60: 80050013 ffffffff ** 4 printk messages dropped ** [ 1333.990258][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08cddc0 r5:e08cde08 ** 2 printk messages dropped ** [ 1333.990384][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9a40 ** 3 printk messages dropped ** [ 1333.990486][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1333.999513][ T32] r5:85073f8c r4:85073c00 [ 1333.999533][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1333.999577][ T32] r7:dddced40 r6:83018000 r5:85073f8c r4:84b0bc80 [ 1333.999618][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1333.999669][ T32] r10:61c88647 r9:84b7a400 r8:84b0bcac r7:82804d40 r6:dddced40 r5:dddced60 [ 1333.999691][ T32] r4:84b0bc80 [ 1333.999710][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1333.999754][ T32] r10:00000000 r9:84b0bc80 r8:8027ecf4 r7:e08b1e60 r6:85024480 r5:84b7a400 [ 1333.999776][ T32] r4:00000001 [ 1333.999836][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.999879][ T32] Exception stack(0xe08cdfb0 to 0xe08cdff8) [ 1333.999909][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1333.999937][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.999962][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.999990][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1334.000012][ T32] r4:850d97c0 [ 1334.000036][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.000065][ T32] INFO: task kworker/0:532:4585 blocked for more than 460 seconds. [ 1334.000169][ T32] Not tainted 6.15.0-syzkaller #0 [ 1334.000199][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.000247][ T32] task:kworker/0:532 state:D stack:0 pid:4585 tgid:4585 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.000311][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.000355][ T32] Call trace: [ 1334.000386][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1334.000435][ T32] r10:829189c0 r9:eb11dd84 r8:00000002 r7:60000013 r6:eb11dd8c r5:85270c00 [ 1334.000456][ T32] r4:85270c00 [ 1334.000501][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1334.013366][ T32] r5:85270c00 r4:829189bc [ 1334.013410][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.013478][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.013524][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb11de08 [ 1334.013549][ T32] r4:00000000 [ 1334.013569][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1334.013607][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1334.013646][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1334.013688][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847c8940 [ 1334.013709][ T32] r4:00000000 [ 1334.013728][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1334.013770][ T32] r9:83018005 r8:85270c00 r7:00000000 r6:83018000 r5:00001000 r4:7f0bb000 [ 1334.013790][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1334.013899][ T32] r5:00001000 r4:eb0fb000 [ 1334.013962][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1334.014062][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.014110][ T32] r5:852a638c r4:852a6000 [ 1334.014133][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1334.014186][ T32] r7:dddced40 r6:83018000 r5:852a638c r4:852c6280 [ 1334.014279][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1334.014329][ T32] r10:61c88647 r9:85270c00 r8:852c62ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1334.014352][ T32] r4:852c6280 [ 1334.014371][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1334.014416][ T32] r10:00000000 r9:852c6280 r8:8027ecf4 r7:eb105e60 r6:85307080 r5:85270c00 [ 1334.014463][ T32] r4:00000001 [ 1334.014487][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.014526][ T32] Exception stack(0xeb11dfb0 to 0xeb11dff8) [ 1334.014555][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1334.014587][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.014615][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.014646][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1334.014669][ T32] r4:85304080 [ 1334.015225][ T32] INFO: task kworker/0:532:4585 is blocked on a mutex likely owned by task kworker/0:314:3957. [ 1334.015266][ T32] task:kworker/0:314 state:R running task stack:0 pid:3957 tgid:3957 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.015339][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.015387][ T32] Call trace: [ 1334.015417][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1334.015467][ T32] r10:8280c9b4 r9:84b7a400 r8:80200be4 r7:e08cdd54 r6:ffffffff r5:84b7a400 [ 1334.015490][ T32] r4:00000000 [ 1334.015509][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.015549][ T32] Exception stack(0xe08cdd20 to 0xe08cdd68) [ 1334.015579][ T32] dd20: 9d76b000 e069b000 00000001 80239b98 7f323000 00000001 82ac11c4 82ac05a0 [ 1334.015646][ T32] dd40: 7f323000 e069b000 8280c9b4 e08cdd9c e08cdda0 e08cdd70 80230ad4 80239bb0 [ 1334.015675][ T32] dd60: 80050013 ffffffff [ 1334.015698][ T32] r5:80050013 r4:80239bb0 [ 1334.015718][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1334.015762][ T32] r4:82ac11e4 [ 1334.015781][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.015821][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08cddc0 r5:e08cde08 [ 1334.015843][ T32] r4:e08cddc0 [ 1334.015861][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1334.015903][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9a40 [ 1334.015926][ T32] r4:00000000 [ 1334.015944][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1334.015987][ T32] r9:83018005 r8:84b7a400 r7:00000000 r6:83018000 r5:00001000 r4:7f09b000 [ 1334.016008][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1334.016048][ T32] r5:00001000 r4:e06d3000 [ 1334.016067][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1334.016168][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.016211][ T32] r5:85073f8c r4:85073c00 [ 1334.016231][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1334.016329][ T32] r7:dddced40 r6:83018000 r5:85073f8c r4:84b0bc80 [ 1334.016355][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1334.016401][ T32] r10:61c88647 r9:84b7a400 r8:84b0bcac r7:82804d40 r6:dddced40 r5:dddced60 [ 1334.016424][ T32] r4:84b0bc80 [ 1334.016443][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1334.016513][ T32] r10:00000000 r9:84b0bc80 r8:8027ecf4 r7:e08b1e60 r6:85024480 r5:84b7a400 [ 1334.016540][ T32] r4:00000001 [ 1334.016558][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.016606][ T32] Exception stack(0xe08cdfb0 to 0xe08cdff8) [ 1334.016635][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1334.016662][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.016687][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.016714][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1334.016735][ T32] r4:850d97c0 [ 1334.016797][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.016842][ T32] INFO: task kworker/0:533:4586 blocked for more than 460 seconds. [ 1334.016877][ T32] Not tainted 6.15.0-syzkaller #0 [ 1334.016901][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.016923][ T32] task:kworker/0:533 state:D stack:0 pid:4586 tgid:4586 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.016988][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.017050][ T32] Call trace: [ 1334.017095][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1334.017141][ T32] r10:829189c0 r9:eb125d84 r8:00000002 r7:60000113 r6:eb125d8c r5:85271800 [ 1334.017193][ T32] r4:85271800 [ 1334.017217][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1334.017257][ T32] r5:85271800 r4:829189bc [ 1334.017298][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.017341][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.017388][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb125e08 [ 1334.017430][ T32] r4:00000000 [ 1334.017454][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1334.017494][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1334.017529][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1334.017591][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85304300 [ 1334.017616][ T32] r4:00000000 [ 1334.017635][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1334.017674][ T32] r9:83018005 r8:85271800 r7:00000000 r6:83018000 r5:00001000 r4:7f0bf000 [ 1334.017694][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1334.017755][ T32] r5:00001000 r4:eb117000 [ 1334.017777][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1334.017815][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.017853][ T32] r5:852a6b8c r4:852a6800 [ 1334.017891][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1334.017944][ T32] r7:dddced40 r6:83018000 r5:852a6b8c r4:852c6300 [ 1334.017964][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1334.018029][ T32] r10:61c88647 r9:85271800 r8:852c632c r7:82804d40 r6:dddced40 r5:dddced60 [ 1334.018055][ T32] r4:852c6300 [ 1334.018108][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1334.018176][ T32] r10:00000000 r9:852c6300 r8:8027ecf4 r7:eb11de60 r6:85307100 r5:85271800 [ 1334.018219][ T32] r4:00000001 [ 1334.018241][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.018276][ T32] Exception stack(0xeb125fb0 to 0xeb125ff8) [ 1334.018301][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1334.018329][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.018364][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.018396][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1334.018434][ T32] r4:85304080 [ 1334.018837][ T32] INFO: task kworker/0:533:4586 is blocked on a mutex likely owned by task kworker/0:314:3957. [ 1334.018874][ T32] task:kworker/0:314 state:R running task stack:0 pid:3957 tgid:3957 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.018948][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.019012][ T32] Call trace: [ 1334.019046][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1334.019100][ T32] r10:8280c9b4 r9:84b7a400 r8:80200be4 r7:e08cdd54 r6:ffffffff r5:84b7a400 [ 1334.019144][ T32] r4:00000000 [ 1334.019163][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.019202][ T32] Exception stack(0xe08cdd20 to 0xe08cdd68) [ 1334.019230][ T32] dd20: 9d76b000 e069b000 00000001 80239b98 7f323000 00000001 82ac11c4 82ac05a0 [ 1334.019257][ T32] dd40: 7f323000 e069b000 8280c9b4 e08cdd9c e08cdda0 e08cdd70 80230ad4 80239bb0 [ 1334.019281][ T32] dd60: 80050013 ffffffff [ 1334.019302][ T32] r5:80050013 r4:80239bb0 [ 1334.019322][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1334.019362][ T32] r4:82ac11e4 [ 1334.019387][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.019429][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08cddc0 r5:e08cde08 [ 1334.019450][ T32] r4:e08cddc0 [ 1334.019469][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1334.019524][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9a40 [ 1334.019599][ T32] r4:00000000 [ 1334.019621][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1334.019663][ T32] r9:83018005 r8:84b7a400 r7:00000000 r6:83018000 r5:00001000 r4:7f09b000 [ 1334.019709][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1334.019754][ T32] r5:00001000 r4:e06d3000 [ 1334.019773][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1334.019810][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.019873][ T32] r5:85073f8c r4:85073c00 [ 1334.019896][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1334.019980][ T32] r7:dddced40 r6:83018000 r5:85073f8c r4:84b0bc80 [ 1334.020003][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1334.020048][ T32] r10:61c88647 r9:84b7a400 r8:84b0bcac r7:82804d40 r6:dddced40 r5:dddced60 [ 1334.020069][ T32] r4:84b0bc80 [ 1334.020105][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1334.020153][ T32] r10:00000000 r9:84b0bc80 r8:8027ecf4 r7:e08b1e60 r6:85024480 r5:84b7a400 [ 1334.020175][ T32] r4:00000001 [ 1334.020270][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.020341][ T32] Exception stack(0xe08cdfb0 to 0xe08cdff8) [ 1334.020370][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1334.020423][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.020452][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.020480][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1334.031003][ T32] r4:850d97c0 [ 1334.031110][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.031175][ T32] INFO: task kworker/0:534:4588 blocked for more than 460 seconds. [ 1334.031210][ T32] Not tainted 6.15.0-syzkaller #0 [ 1334.031235][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.031257][ T32] task:kworker/0:534 state:D stack:0 pid:4588 tgid:4588 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.031337][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.031398][ T32] Call trace: [ 1334.031429][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1334.031484][ T32] r10:829189c0 r9:eb0b1d84 r8:00000002 r7:60000013 r6:eb0b1d8c r5:84911800 [ 1334.031506][ T32] r4:84911800 [ 1334.031525][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1334.031564][ T32] r5:84911800 r4:829189bc [ 1334.031582][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.031620][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.031665][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb0b1e08 [ 1334.031686][ T32] r4:00000000 [ 1334.031732][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1334.031846][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1334.031889][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1334.031930][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85304140 [ 1334.031976][ T32] r4:00000000 [ 1334.032040][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1334.032093][ T32] r9:83018005 r8:84911800 r7:00000000 r6:83018000 r5:00001000 r4:7f0bd000 [ 1334.032117][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1334.032212][ T32] r5:00001000 r4:eb10b000 [ 1334.032261][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1334.032305][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.032378][ T32] r5:852a678c r4:852a6400 [ 1334.032428][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1334.032477][ T32] r7:dddced40 r6:83018000 r5:852a678c r4:852c6380 [ 1334.032497][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1334.032541][ T32] r10:61c88647 r9:84911800 r8:852c63ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1334.032562][ T32] r4:852c6380 [ 1334.032581][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1334.032623][ T32] r10:00000000 r9:852c6380 r8:8027ecf4 r7:eb125e60 r6:852c6400 r5:84911800 [ 1334.032668][ T32] r4:00000001 [ 1334.032692][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.032727][ T32] Exception stack(0xeb0b1fb0 to 0xeb0b1ff8) [ 1334.032754][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1334.032781][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.032806][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.032834][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1334.032867][ T32] r4:85304080 [ 1334.033450][ T32] INFO: task kworker/0:534:4588 is blocked on a mutex likely owned by task kworker/0:314:3957. [ 1334.033495][ T32] task:kworker/0:314 state:R running task stack:0 pid:3957 tgid:3957 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.033580][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.033624][ T32] Call trace: [ 1334.033653][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1334.033701][ T32] r10:8280c9b4 r9:84b7a400 r8:80200be4 r7:e08cdd54 r6:ffffffff r5:84b7a400 [ 1334.033724][ T32] r4:00000000 [ 1334.033742][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.033781][ T32] Exception stack(0xe08cdd20 to 0xe08cdd68) [ 1334.033809][ T32] dd20: 9da23000 e069b000 00000001 80239b98 7f323000 00000001 82ac11c4 82ac05a0 [ 1334.033837][ T32] dd40: 7f323000 e069b000 8280c9b4 e08cdd9c e08cdda0 e08cdd70 80230ad4 80239bb0 [ 1334.033927][ T32] dd60: 80050013 ffffffff [ 1334.033956][ T32] r5:80050013 r4:80239bb0 [ 1334.033977][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1334.034018][ T32] r4:82ac11e4 [ 1334.034038][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.034078][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08cddc0 r5:e08cde08 [ 1334.034110][ T32] r4:e08cddc0 [ 1334.034145][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1334.034226][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9a40 [ 1334.034262][ T32] r4:00000000 [ 1334.034334][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1334.034400][ T32] r9:83018005 r8:84b7a400 r7:00000000 r6:83018000 r5:00001000 r4:7f09b000 [ 1334.034425][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1334.034466][ T32] r5:00001000 r4:e06d3000 [ 1334.034484][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1334.034521][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.034558][ T32] r5:85073f8c r4:85073c00 [ 1334.034576][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1334.034617][ T32] r7:dddced40 r6:83018000 r5:85073f8c r4:84b0bc80 [ 1334.034637][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1334.034679][ T32] r10:61c88647 r9:84b7a400 r8:84b0bcac r7:82804d40 r6:dddced40 r5:dddced60 [ 1334.034744][ T32] r4:84b0bc80 [ 1334.034769][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1334.034814][ T32] r10:00000000 r9:84b0bc80 r8:8027ecf4 r7:e08b1e60 r6:85024480 r5:84b7a400 [ 1334.034835][ T32] r4:00000001 [ 1334.034879][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.034951][ T32] Exception stack(0xe08cdfb0 to 0xe08cdff8) [ 1334.034980][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1334.035008][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.035036][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.035064][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1334.035142][ T32] r4:850d97c0 [ 1334.035175][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.035207][ T32] INFO: task kworker/0:535:4590 blocked for more than 460 seconds. [ 1334.035236][ T32] Not tainted 6.15.0-syzkaller #0 [ 1334.035259][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.035280][ T32] task:kworker/0:535 state:D stack:0 pid:4590 tgid:4590 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.035387][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.035435][ T32] Call trace: [ 1334.035465][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1334.035512][ T32] r10:829189c0 r9:eb109d84 r8:00000002 r7:60000113 r6:eb109d8c r5:84912400 [ 1334.035562][ T32] r4:84912400 [ 1334.035585][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1334.035624][ T32] r5:84912400 r4:829189bc [ 1334.035643][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.035683][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.035742][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb109e08 [ 1334.035773][ T32] r4:00000000 [ 1334.035793][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1334.035831][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1334.035868][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1334.035907][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85304700 [ 1334.035954][ T32] r4:00000000 [ 1334.035976][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1334.036016][ T32] r9:83018005 r8:84912400 r7:00000000 r6:83018000 r5:00001000 r4:7f0c3000 [ 1334.036036][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1334.036073][ T32] r5:00001000 r4:eb137000 [ 1334.036099][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1334.036139][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.036176][ T32] r5:852a738c r4:852a7000 [ 1334.036194][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1334.036235][ T32] r7:dddced40 r6:83018000 r5:852a738c r4:852c6480 [ 1334.036254][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1334.036297][ T32] r10:61c88647 r9:84912400 r8:852c64ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1334.036318][ T32] r4:852c6480 [ 1334.036336][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1334.036377][ T32] r10:00000000 r9:852c6480 r8:8027ecf4 r7:eb125e60 r6:852c6500 r5:84912400 [ 1334.036399][ T32] r4:00000001 [ 1334.036418][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.036450][ T32] Exception stack(0xeb109fb0 to 0xeb109ff8) [ 1334.036475][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1334.036604][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.036636][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.036664][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1334.036686][ T32] r4:85304180 [ 1334.037134][ T32] INFO: task kworker/0:535:4590 is blocked on a mutex likely owned by task kworker/0:314:3957. [ 1334.037173][ T32] task:kworker/0:314 state:R running task stack:0 pid:3957 tgid:3957 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.037276][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.037319][ T32] Call trace: [ 1334.037348][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1334.037436][ T32] r10:8280c9b4 r9:84b7a400 r8:80200be4 r7:e08cdd54 r6:ffffffff r5:84b7a400 [ 1334.037503][ T32] r4:00000000 [ 1334.037529][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.037568][ T32] Exception stack(0xe08cdd20 to 0xe08cdd68) [ 1334.037597][ T32] dd20: 9da23000 e069b000 00000001 80239b98 7f323000 00000001 82ac11c4 82ac05a0 [ 1334.037624][ T32] dd40: 7f323000 e069b000 8280c9b4 e08cdd9c e08cdda0 e08cdd70 80230ad4 80239bb0 [ 1334.037647][ T32] dd60: 80050013 ffffffff [ 1334.037668][ T32] r5:80050013 r4:80239bb0 [ 1334.037713][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1334.037758][ T32] r4:82ac11e4 [ 1334.037778][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.037819][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08cddc0 r5:e08cde08 [ 1334.037840][ T32] r4:e08cddc0 [ 1334.037858][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1334.037898][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9a40 [ 1334.037918][ T32] r4:00000000 [ 1334.037961][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1334.038011][ T32] r9:83018005 r8:84b7a400 r7:00000000 r6:83018000 r5:00001000 r4:7f09b000 [ 1334.038033][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1334.038072][ T32] r5:00001000 r4:e06d3000 [ 1334.038109][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1334.038151][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.038189][ T32] r5:85073f8c r4:85073c00 [ 1334.038207][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1334.038250][ T32] r7:dddced40 r6:83018000 r5:85073f8c r4:84b0bc80 [ 1334.038270][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1334.038314][ T32] r10:61c88647 r9:84b7a400 r8:84b0bcac r7:82804d40 r6:dddced40 r5:dddced60 [ 1334.038391][ T32] r4:84b0bc80 [ 1334.038417][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1334.038462][ T32] r10:00000000 r9:84b0bc80 r8:8027ecf4 r7:e08b1e60 r6:85024480 r5:84b7a400 [ 1334.038524][ T32] r4:00000001 [ 1334.038546][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.038580][ T32] Exception stack(0xe08cdfb0 to 0xe08cdff8) [ 1334.038605][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1334.038633][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.038658][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.038727][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1334.038753][ T32] r4:850d97c0 [ 1334.038773][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.038798][ T32] INFO: task kworker/0:536:4591 blocked for more than 460 seconds. [ 1334.038827][ T32] Not tainted 6.15.0-syzkaller #0 [ 1334.038849][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.038869][ T32] task:kworker/0:536 state:D stack:0 pid:4591 tgid:4591 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.038954][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.039023][ T32] Call trace: [ 1334.039066][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1334.039144][ T32] r10:829189c0 r9:eb0edd84 r8:00000002 r7:60000113 r6:eb0edd8c r5:84913000 [ 1334.039169][ T32] r4:84913000 [ 1334.039230][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1334.039276][ T32] r5:84913000 r4:829189bc [ 1334.039336][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.039379][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.039423][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb0ede08 [ 1334.039444][ T32] r4:00000000 [ 1334.039518][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1334.039562][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1334.039599][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1334.039639][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85304500 [ 1334.039660][ T32] r4:00000000 [ 1334.039678][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1334.039717][ T32] r9:83018005 r8:84913000 r7:00000000 r6:83018000 r5:00001000 r4:7f0c1000 [ 1334.039737][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1334.039774][ T32] r5:00001000 r4:eb12b000 [ 1334.039792][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1334.039870][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.039911][ T32] r5:852a6f8c r4:852a6c00 [ 1334.039930][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1334.039970][ T32] r7:dddced40 r6:83018000 r5:852a6f8c r4:852c6580 [ 1334.039989][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1334.040032][ T32] r10:61c88647 r9:84913000 r8:852c65ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1334.040052][ T32] r4:852c6580 [ 1334.040071][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1334.040151][ T32] r10:00000000 r9:852c6580 r8:8027ecf4 r7:eb109e60 r6:852c6600 r5:84913000 [ 1334.040180][ T32] r4:00000001 [ 1334.040198][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.040232][ T32] Exception stack(0xeb0edfb0 to 0xeb0edff8) [ 1334.040257][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1334.040309][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.040343][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.040370][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1334.040391][ T32] r4:85304180 [ 1334.064847][ T32] INFO: task kworker/0:536:4591 is blocked on a mutex likely owned by task kworker/0:314:3957. [ 1334.064945][ T32] task:kworker/0:314 state:R running task stack:0 pid:3957 tgid:3957 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.065123][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.065244][ T32] Call trace: [ 1334.065280][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1334.065338][ T32] r10:8280c9b4 r9:84b7a400 r8:80200be4 r7:e08cdd54 r6:ffffffff r5:84b7a400 [ 1334.065361][ T32] r4:00000000 [ 1334.065380][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.065443][ T32] Exception stack(0xe08cdd20 to 0xe08cdd68) [ 1334.065478][ T32] dd20: 9dff1000 e069b000 00000001 80239b98 7f323000 00000001 82ac11c4 82ac05a0 [ 1334.065506][ T32] dd40: 7f323000 e069b000 8280c9b4 e08cdd9c e08cdda0 e08cdd70 80230ad4 80239bb0 [ 1334.065529][ T32] dd60: 80050013 ffffffff [ 1334.065552][ T32] r5:80050013 r4:80239bb0 [ 1334.065612][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1334.065660][ T32] r4:82ac11e4 [ 1334.065680][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.065730][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08cddc0 r5:e08cde08 [ 1334.065755][ T32] r4:e08cddc0 [ 1334.065789][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1334.065834][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9a40 [ 1334.065948][ T32] r4:00000000 [ 1334.065972][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1334.066016][ T32] r9:83018005 r8:84b7a400 r7:00000000 r6:83018000 r5:00001000 r4:7f09b000 [ 1334.066049][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1334.066099][ T32] r5:00001000 r4:e06d3000 [ 1334.066120][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1334.066159][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.066197][ T32] r5:85073f8c r4:85073c00 [ 1334.066216][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1334.066260][ T32] r7:dddced40 r6:83018000 r5:85073f8c r4:84b0bc80 [ 1334.066280][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1334.066379][ T32] r10:61c88647 r9:84b7a400 r8:84b0bcac r7:82804d40 r6:dddced40 r5:dddced60 [ 1334.066405][ T32] r4:84b0bc80 [ 1334.066424][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1334.066492][ T32] r10:00000000 r9:84b0bc80 r8:8027ecf4 r7:e08b1e60 r6:85024480 r5:84b7a400 [ 1334.066517][ T32] r4:00000001 [ 1334.066557][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.066596][ T32] Exception stack(0xe08cdfb0 to 0xe08cdff8) [ 1334.066621][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1334.066648][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.066673][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.066700][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1334.066761][ T32] r4:850d97c0 [ 1334.066788][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.066817][ T32] INFO: task kworker/0:537:4593 blocked for more than 460 seconds. [ 1334.066849][ T32] Not tainted 6.15.0-syzkaller #0 [ 1334.066908][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.066932][ T32] task:kworker/0:537 state:D stack:0 pid:4593 tgid:4593 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.066975][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.067044][ T32] Call trace: [ 1334.067086][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1334.067156][ T32] r10:829189c0 r9:eb129d84 r8:00000002 r7:60000113 r6:eb129d8c r5:84913c00 [ 1334.067178][ T32] r4:84913c00 [ 1334.067198][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1334.067250][ T32] r5:84913c00 r4:829189bc [ 1334.067313][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.067381][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.067455][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb129e08 [ 1334.067481][ T32] r4:00000000 [ 1334.067500][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1334.067538][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1334.067573][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1334.067631][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85304940 [ 1334.067656][ T32] r4:00000000 [ 1334.067678][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1334.067753][ T32] r9:83018005 r8:84913c00 r7:00000000 r6:83018000 r5:00001000 r4:7f0c7000 [ 1334.067778][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1334.067816][ T32] r5:00001000 r4:eb14f000 [ 1334.067835][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1334.067871][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.067908][ T32] r5:852a7b8c r4:852a7800 [ 1334.067950][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1334.067996][ T32] r7:dddced40 r6:83018000 r5:852a7b8c r4:852c6680 [ 1334.068015][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1334.068083][ T32] r10:61c88647 r9:84913c00 r8:852c66ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1334.068113][ T32] r4:852c6680 [ 1334.068170][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1334.068218][ T32] r10:00000000 r9:852c6680 r8:8027ecf4 r7:eb109e60 r6:852c6700 r5:84913c00 [ 1334.068240][ T32] r4:00000001 [ 1334.068287][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.068324][ T32] Exception stack(0xeb129fb0 to 0xeb129ff8) [ 1334.068348][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1334.068375][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.068402][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.068443][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1334.068468][ T32] r4:85304580 [ 1334.068888][ T32] INFO: task kworker/0:537:4593 is blocked on a mutex likely owned by task kworker/0:314:3957. [ 1334.068923][ T32] task:kworker/0:314 state:R running task stack:0 pid:3957 tgid:3957 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.068977][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.069019][ T32] Call trace: [ 1334.069048][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1334.069102][ T32] r10:8280c9b4 r9:84b7a400 r8:80200be4 r7:e08cdd54 r6:ffffffff r5:84b7a400 [ 1334.069125][ T32] r4:00000000 [ 1334.069184][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.069251][ T32] Exception stack(0xe08cdd20 to 0xe08cdd68) [ 1334.069284][ T32] dd20: 9dff1000 e069b000 00000001 80239b98 7f323000 00000001 82ac11c4 82ac05a0 [ 1334.069337][ T32] dd40: 7f323000 e069b000 8280c9b4 e08cdd9c e08cdda0 e08cdd70 80230ad4 80239bb0 [ 1334.069364][ T32] dd60: 80050013 ffffffff [ 1334.069386][ T32] r5:80050013 r4:80239bb0 [ 1334.069405][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1334.069446][ T32] r4:82ac11e4 [ 1334.069466][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.069506][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08cddc0 r5:e08cde08 [ 1334.069527][ T32] r4:e08cddc0 [ 1334.069546][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1334.069586][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9a40 [ 1334.069607][ T32] r4:00000000 [ 1334.069625][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1334.069666][ T32] r9:83018005 r8:84b7a400 r7:00000000 r6:83018000 r5:00001000 r4:7f09b000 [ 1334.069712][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1334.069756][ T32] r5:00001000 r4:e06d3000 [ 1334.069788][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1334.069829][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.069906][ T32] r5:85073f8c r4:85073c00 [ 1334.069929][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1334.069972][ T32] r7:dddced40 r6:83018000 r5:85073f8c r4:84b0bc80 [ 1334.069992][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1334.070035][ T32] r10:61c88647 r9:84b7a400 r8:84b0bcac r7:82804d40 r6:dddced40 r5:dddced60 [ 1334.070057][ T32] r4:84b0bc80 [ 1334.070075][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1334.070128][ T32] r10:00000000 r9:84b0bc80 r8:8027ecf4 r7:e08b1e60 r6:85024480 r5:84b7a400 [ 1334.070176][ T32] r4:00000001 [ 1334.070198][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.070232][ T32] Exception stack(0xe08cdfb0 to 0xe08cdff8) [ 1334.070256][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1334.070283][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.070308][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.070334][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1334.070355][ T32] r4:850d97c0 [ 1334.070375][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.070400][ T32] INFO: task kworker/0:538:4595 blocked for more than 460 seconds. [ 1334.070523][ T32] Not tainted 6.15.0-syzkaller #0 [ 1334.086684][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.086749][ T32] task:kworker/0:538 state:D stack:0 pid:4595 tgid:4595 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.086857][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.086925][ T32] Call trace: [ 1334.087005][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1334.087064][ T32] r10:829189c0 r9:eb141d84 r8:00000002 r7:60000013 r6:eb141d8c r5:84914800 [ 1334.087141][ T32] r4:84914800 [ 1334.087193][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1334.087256][ T32] r5:84914800 r4:829189bc [ 1334.087279][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.087321][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.087392][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb141e08 [ 1334.087418][ T32] r4:00000000 [ 1334.087437][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1334.087482][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1334.087561][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1334.087632][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85304800 [ 1334.087654][ T32] r4:00000000 [ 1334.087675][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1334.087716][ T32] r9:83018005 r8:84914800 r7:00000000 r6:83018000 r5:00001000 r4:7f0c5000 [ 1334.087738][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1334.087819][ T32] r5:00001000 r4:eb143000 [ 1334.087844][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1334.087884][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.087921][ T32] r5:852a778c r4:852a7400 [ 1334.087940][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1334.088032][ T32] r7:dddced40 r6:83018000 r5:852a778c r4:852c6780 ** 1 printk messages dropped ** [ 1334.088159][ T32] r10:61c88647 r9:84914800 r8:852c67ac r7:82804d40 r6:dddced40 r5:dddced60 ** 8 printk messages dropped ** [ 1334.088515][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1334.089502][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1334.089665][ T32] r5:80050013 r4:80239bb0 ** 4 printk messages dropped ** [ 1334.089836][ T32] r4:e08cddc0 ** 5 printk messages dropped ** [ 1334.090028][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) ** 7 printk messages dropped ** [ 1334.090365][ T32] r10:61c88647 r9:84b7a400 r8:84b0bcac r7:82804d40 r6:dddced40 r5:dddced60 ** 12 printk messages dropped ** [ 1334.111486][ T32] INFO: task kworker/0:539:4598 blocked for more than 460 seconds. ** 6 printk messages dropped ** [ 1334.111774][ T32] r10:829189c0 r9:eb159d84 r8:00000002 r7:60000113 r6:eb159d8c r5:84915400 [ 1334.111797][ T32] r4:84915400 [ 1334.111816][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1334.111856][ T32] r5:84915400 r4:829189bc [ 1334.111876][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.111957][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.112048][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb159e08 [ 1334.112074][ T32] r4:00000000 [ 1334.112099][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1334.112138][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1334.112177][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1334.112232][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85304bc0 [ 1334.112258][ T32] r4:00000000 [ 1334.112277][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1334.112320][ T32] r9:83018005 r8:84915400 r7:00000000 r6:83018000 r5:00001000 r4:7f0cb000 [ 1334.112344][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1334.112414][ T32] r5:00001000 r4:eb167000 [ 1334.112438][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1334.112479][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.112516][ T32] r5:852ac38c r4:852ac000 [ 1334.112535][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1334.112577][ T32] r7:dddced40 r6:83018000 r5:852ac38c r4:852c6880 [ 1334.112597][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1334.112642][ T32] r10:61c88647 r9:84915400 r8:852c68ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1334.112663][ T32] r4:852c6880 [ 1334.112683][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1334.112725][ T32] r10:00000000 r9:852c6880 r8:8027ecf4 r7:eb129e60 r6:852c6900 r5:84915400 [ 1334.112746][ T32] r4:00000001 [ 1334.112764][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.112798][ T32] Exception stack(0xeb159fb0 to 0xeb159ff8) [ 1334.112864][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1334.112960][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.112990][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.113044][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1334.113125][ T32] r4:85304c00 [ 1334.113785][ T32] INFO: task kworker/0:539:4598 is blocked on a mutex likely owned by task kworker/0:314:3957. ** 7 printk messages dropped ** [ 1334.114210][ T32] Exception stack(0xe08cdd20 to 0xe08cdd68) ** 9 printk messages dropped ** [ 1334.114477][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) ** 15 printk messages dropped ** [ 1334.115420][ T32] r10:00000000 r9:84b0bc80 r8:8027ecf4 r7:e08b1e60 r6:85024480 r5:84b7a400 ** 12 printk messages dropped ** [ 1334.115828][ T32] task:kworker/0:540 state:D stack:0 pid:4599 tgid:4599 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 8 printk messages dropped ** [ 1334.116373][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1334.116769][ T32] r5:00001000 r4:eb15b000 [ 1334.116860][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1334.116903][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.116943][ T32] r5:852a7f8c r4:852a7c00 [ 1334.116962][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1334.117027][ T32] r7:dddced40 r6:83018000 r5:852a7f8c r4:852c6980 [ 1334.117052][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1334.117205][ T32] r10:61c88647 r9:84916000 r8:852c69ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1334.117238][ T32] r4:852c6980 [ 1334.117258][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1334.117326][ T32] r10:00000000 r9:852c6980 r8:8027ecf4 r7:eb159e60 r6:852c6a00 r5:84916000 [ 1334.117355][ T32] r4:00000001 [ 1334.117375][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.117409][ T32] Exception stack(0xeb135fb0 to 0xeb135ff8) [ 1334.117435][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1334.117471][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.117525][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.117582][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1334.117613][ T32] r4:85304c00 [ 1334.118019][ T32] INFO: task kworker/0:540:4599 is blocked on a mutex likely owned by task kworker/0:314:3957. [ 1334.118062][ T32] task:kworker/0:314 state:R running task stack:0 pid:3957 tgid:3957 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.118194][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.118254][ T32] Call trace: [ 1334.118284][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1334.118382][ T32] r10:8280c9b4 r9:84b7a400 r8:80200be4 r7:e08cdd54 r6:ffffffff r5:84b7a400 [ 1334.118408][ T32] r4:00000000 [ 1334.118428][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.118467][ T32] Exception stack(0xe08cdd20 to 0xe08cdd68) [ 1334.118520][ T32] dd20: 9ecc6000 e069b000 00000001 80239b98 7f323000 00000001 82ac11c4 82ac05a0 [ 1334.118552][ T32] dd40: 7f323000 e069b000 8280c9b4 e08cdd9c e08cdda0 e08cdd70 80230ad4 80239bb0 [ 1334.118575][ T32] dd60: 80050013 ffffffff [ 1334.118597][ T32] r5:80050013 r4:80239bb0 [ 1334.118660][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1334.118705][ T32] r4:82ac11e4 [ 1334.118725][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.118765][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08cddc0 r5:e08cde08 [ 1334.118786][ T32] r4:e08cddc0 [ 1334.118809][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1334.118884][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9a40 [ 1334.118916][ T32] r4:00000000 [ 1334.118937][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1334.118981][ T32] r9:83018005 r8:84b7a400 r7:00000000 r6:83018000 r5:00001000 r4:7f09b000 [ 1334.119008][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1334.119054][ T32] r5:00001000 r4:e06d3000 [ 1334.119073][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1334.119167][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.119271][ T32] r5:85073f8c r4:85073c00 [ 1334.119320][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1334.119369][ T32] r7:dddced40 r6:83018000 r5:85073f8c r4:84b0bc80 [ 1334.119460][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1334.119509][ T32] r10:61c88647 r9:84b7a400 r8:84b0bcac r7:82804d40 r6:dddced40 r5:dddced60 [ 1334.119581][ T32] r4:84b0bc80 [ 1334.119604][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) ** 5 printk messages dropped ** [ 1334.119818][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1334.120174][ T32] Call trace: ** 4 printk messages dropped ** [ 1334.120329][ T32] r5:84916c00 r4:829189bc [ 1334.120354][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1334.120520][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1334.131770][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85304dc0 ** 9 printk messages dropped ** [ 1334.132077][ T32] r7:dddced40 r6:83018000 r5:852ac78c r4:852c6a80 ** 7 printk messages dropped ** [ 1334.132451][ T32] Exception stack(0xeb165fb0 to 0xeb165ff8) ** 7 printk messages dropped ** [ 1334.133374][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1334.133655][ T32] dd20: 9ecc6000 e069b000 00000001 80239b98 7f323000 00000001 82ac11c4 82ac05a0 ** 9 printk messages dropped ** [ 1334.133960][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9a40 ** 9 printk messages dropped ** [ 1334.134327][ T32] r7:dddced40 r6:83018000 r5:85073f8c r4:84b0bc80 [ 1334.134347][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1334.134391][ T32] r10:61c88647 r9:84b7a400 r8:84b0bcac r7:82804d40 r6:dddced40 r5:dddced60 [ 1334.134431][ T32] r4:84b0bc80 [ 1334.134453][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1334.134497][ T32] r10:00000000 r9:84b0bc80 r8:8027ecf4 r7:e08b1e60 r6:85024480 r5:84b7a400 [ 1334.134518][ T32] r4:00000001 [ 1334.134536][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.134570][ T32] Exception stack(0xe08cdfb0 to 0xe08cdff8) [ 1334.134594][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1334.134621][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.134665][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.134720][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1334.134746][ T32] r4:850d97c0 [ 1334.134766][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.134807][ T32] INFO: task kworker/0:542:4603 blocked for more than 460 seconds. [ 1334.134864][ T32] Not tainted 6.15.0-syzkaller #0 [ 1334.134893][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.134915][ T32] task:kworker/0:542 state:D stack:0 pid:4603 tgid:4603 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.135010][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.135071][ T32] Call trace: [ 1334.135138][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1334.135202][ T32] r10:829189c0 r9:eb171d84 r8:00000002 r7:60000113 r6:eb171d8c r5:84910000 [ 1334.135264][ T32] r4:84910000 [ 1334.135305][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1334.135352][ T32] r5:84910000 r4:829189bc [ 1334.135372][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.135435][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.135503][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb171e08 [ 1334.135548][ T32] r4:00000000 [ 1334.135571][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1334.135610][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1334.135646][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) ** 4 printk messages dropped ** [ 1334.135827][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) ** 7 printk messages dropped ** [ 1334.136145][ T32] r10:61c88647 r9:84910000 r8:852c6bac r7:82804d40 r6:dddced40 r5:dddced60 ** 4 printk messages dropped ** [ 1334.136358][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.136395][ T32] Exception stack(0xeb171fb0 to 0xeb171ff8) [ 1334.136421][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1334.136469][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.136498][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.136528][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1334.136550][ T32] r4:85304e80 [ 1334.136930][ T32] INFO: task kworker/0:542:4603 is blocked on a mutex likely owned by task kworker/0:314:3957. [ 1334.136985][ T32] task:kworker/0:314 state:R running task stack:0 pid:3957 tgid:3957 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.137052][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.137156][ T32] Call trace: [ 1334.137196][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1334.137245][ T32] r10:8280c9b4 r9:84b7a400 r8:80200be4 r7:e08cdd54 r6:ffffffff r5:84b7a400 [ 1334.137268][ T32] r4:00000000 [ 1334.137286][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.137324][ T32] Exception stack(0xe08cdd20 to 0xe08cdd68) [ 1334.137352][ T32] dd20: 9ecc6000 e069b000 00000001 80239b98 7f323000 00000001 82ac11c4 82ac05a0 [ 1334.137381][ T32] dd40: 7f323000 e069b000 8280c9b4 e08cdd9c e08cdda0 e08cdd70 80230ad4 80239bb0 [ 1334.137414][ T32] dd60: 80050013 ffffffff [ 1334.137462][ T32] r5:80050013 r4:80239bb0 [ 1334.137543][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1334.137627][ T32] r4:82ac11e4 [ 1334.137657][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.137701][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08cddc0 r5:e08cde08 [ 1334.137722][ T32] r4:e08cddc0 [ 1334.137741][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1334.137782][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9a40 [ 1334.137803][ T32] r4:00000000 [ 1334.137822][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1334.137882][ T32] r9:83018005 r8:84b7a400 r7:00000000 r6:83018000 r5:00001000 r4:7f09b000 [ 1334.137911][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1334.137988][ T32] r5:00001000 r4:e06d3000 ** 1 printk messages dropped ** [ 1334.138067][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1334.138567][ T32] Exception stack(0xe08cdfb0 to 0xe08cdff8) ** 7 printk messages dropped ** [ 1334.138852][ T32] Not tainted 6.15.0-syzkaller #0 ** 8 printk messages dropped ** [ 1334.139384][ T32] r5:85273000 r4:829189bc [ 1334.139408][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 1 printk messages dropped ** [ 1334.139497][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb195e08 ** 7 printk messages dropped ** [ 1334.139727][ T32] r9:83018005 r8:85273000 r7:00000000 r6:83018000 r5:00001000 r4:7f0d3000 ** 8 printk messages dropped ** [ 1334.140094][ T32] r10:61c88647 r9:85273000 r8:852c6cac r7:82804d40 r6:dddced40 r5:dddced60 ** 10 printk messages dropped ** [ 1334.140491][ T32] r4:85304d40 ** 2 printk messages dropped ** [ 1334.168141][ T32] Workqueue: events bpf_prog_free_deferred ** 9 printk messages dropped ** [ 1334.168870][ T32] r5:80050013 r4:80239bb0 ** 9 printk messages dropped ** [ 1334.169493][ T32] r9:83018005 r8:84b7a400 r7:00000000 r6:83018000 r5:00001000 r4:7f09b000 ** 6 printk messages dropped ** [ 1334.169935][ T32] r7:dddced40 r6:83018000 r5:85073f8c r4:84b0bc80 ** 9 printk messages dropped ** [ 1334.189469][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1334.189830][ T32] Not tainted 6.15.0-syzkaller #0 [ 1334.189898][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.189945][ T32] task:kworker/0:544 state:D stack:0 pid:4606 tgid:4606 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.190076][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.190207][ T32] Call trace: [ 1334.190301][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1334.190434][ T32] r10:829189c0 r9:eb199d84 r8:00000002 r7:60000113 r6:eb199d8c r5:85273c00 [ 1334.190502][ T32] r4:85273c00 [ 1334.201047][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1334.201173][ T32] r5:85273c00 r4:829189bc [ 1334.201196][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.201238][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.201307][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb199e08 [ 1334.201334][ T32] r4:00000000 [ 1334.201356][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1334.201424][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1334.201472][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1334.201513][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8531a040 [ 1334.201535][ T32] r4:00000000 [ 1334.201575][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1334.201647][ T32] r9:83018005 r8:85273c00 r7:00000000 r6:83018000 r5:00001000 r4:7f0d1000 [ 1334.201695][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1334.201742][ T32] r5:00001000 r4:eb18b000 [ 1334.201762][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1334.201821][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.201863][ T32] r5:852acf8c r4:852acc00 [ 1334.201918][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1334.201966][ T32] r7:dddced40 r6:83018000 r5:852acf8c r4:852c6d00 [ 1334.201987][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1334.202032][ T32] r10:61c88647 r9:85273c00 r8:852c6d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1334.202054][ T32] r4:852c6d00 [ 1334.202073][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1334.202144][ T32] r10:00000000 r9:852c6d00 r8:8027ecf4 r7:eb195e60 r6:85307200 r5:85273c00 [ 1334.202183][ T32] r4:00000001 [ 1334.202205][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.202241][ T32] Exception stack(0xeb199fb0 to 0xeb199ff8) [ 1334.202268][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1334.202296][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.202331][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.202381][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1334.202406][ T32] r4:8531a080 [ 1334.202927][ T32] INFO: task kworker/0:544:4606 is blocked on a mutex likely owned by task kworker/0:314:3957. [ 1334.202964][ T32] task:kworker/0:314 state:R running task stack:0 pid:3957 tgid:3957 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.203059][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.203175][ T32] Call trace: [ 1334.203233][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) ** 6 printk messages dropped ** [ 1334.203456][ T32] dd60: 80050013 ffffffff ** 7 printk messages dropped ** [ 1334.203719][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9a40 ** 10 printk messages dropped ** [ 1334.204096][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1334.204507][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1334.204851][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1334.205163][ T32] r5:84520000 r4:829189bc [ 1334.205186][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.205226][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.205271][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb17de08 [ 1334.205293][ T32] r4:00000000 [ 1334.205312][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1334.205348][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1334.205382][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1334.205421][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8531a440 [ 1334.205452][ T32] r4:00000000 [ 1334.205474][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1334.205513][ T32] r9:83018005 r8:84520000 r7:00000000 r6:83018000 r5:00001000 r4:7f0d5000 [ 1334.205533][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1334.205588][ T32] r5:00001000 r4:eb1a7000 [ 1334.205610][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1334.205647][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.205686][ T32] r5:852ad78c r4:852ad400 [ 1334.205812][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1334.205865][ T32] r7:dddced40 r6:83018000 r5:852ad78c r4:852c6d80 [ 1334.205886][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1334.205969][ T32] r10:61c88647 r9:84520000 r8:852c6dac r7:82804d40 r6:dddced40 r5:dddced60 [ 1334.205996][ T32] r4:852c6d80 [ 1334.206014][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1334.206056][ T32] r10:00000000 r9:852c6d80 r8:8027ecf4 r7:eb195e60 r6:852c6e00 r5:84520000 ** 9 printk messages dropped ** [ 1334.206694][ T32] task:kworker/0:314 state:R running task stack:0 pid:3957 tgid:3957 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 20 printk messages dropped ** [ 1334.207463][ T32] r9:83018005 r8:84b7a400 r7:00000000 r6:83018000 r5:00001000 r4:7f09b000 ** 11 printk messages dropped ** [ 1334.207918][ T32] r10:00000000 r9:84b0bc80 r8:8027ecf4 r7:e08b1e60 r6:85024480 r5:84b7a400 ** 13 printk messages dropped ** [ 1334.208494][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1334.208940][ T32] r5:84520c00 r4:829189bc ** 3 printk messages dropped ** [ 1334.209216][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1334.209617][ T32] r4:00000000 ** 8 printk messages dropped ** [ 1334.210240][ T32] r7:dddced40 r6:83018000 r5:852adb8c r4:852c6e80 ** 9 printk messages dropped ** [ 1334.231793][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 17 printk messages dropped ** [ 1334.233204][ T32] r4:82ac11e4 ** 7 printk messages dropped ** [ 1334.233431][ T32] r9:83018005 r8:84b7a400 r7:00000000 r6:83018000 r5:00001000 r4:7f09b000 ** 14 printk messages dropped ** [ 1334.234007][ T32] Exception stack(0xe08cdfb0 to 0xe08cdff8) ** 1 printk messages dropped ** [ 1334.234067][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.234120][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.234158][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1334.234181][ T32] r4:850d97c0 [ 1334.234250][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.234287][ T32] INFO: task kworker/0:547:4612 blocked for more than 460 seconds. [ 1334.234321][ T32] Not tainted 6.15.0-syzkaller #0 [ 1334.234347][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.234367][ T32] task:kworker/0:547 state:D stack:0 pid:4612 tgid:4612 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.234413][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.234473][ T32] Call trace: [ 1334.234533][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1334.234584][ T32] r10:829189c0 r9:eaef9d84 r8:00000002 r7:60000113 r6:eaef9d8c r5:84521800 [ 1334.234605][ T32] r4:84521800 [ 1334.234625][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1334.234685][ T32] r5:84521800 r4:829189bc [ 1334.234732][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.234796][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.234846][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaef9e08 [ 1334.234868][ T32] r4:00000000 [ 1334.234886][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1334.234923][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1334.234980][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1334.235025][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8531a800 [ 1334.235046][ T32] r4:00000000 [ 1334.235066][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1334.235137][ T32] r9:83018005 r8:84521800 r7:00000000 r6:83018000 r5:00001000 r4:7f015000 [ 1334.235160][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1334.235205][ T32] r5:00001000 r4:dfa67000 [ 1334.235226][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1334.235263][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.235301][ T32] r5:852adf8c r4:852adc00 [ 1334.235320][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1334.235361][ T32] r7:dddced40 r6:83018000 r5:852adf8c r4:852c6f80 [ 1334.235383][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1334.235426][ T32] r10:61c88647 r9:84521800 r8:852c6fac r7:82804d40 r6:dddced40 r5:dddced60 [ 1334.235469][ T32] r4:852c6f80 [ 1334.235513][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1334.235559][ T32] r10:00000000 r9:852c6f80 r8:8027ecf4 r7:eb189e60 r6:85321000 r5:84521800 [ 1334.235581][ T32] r4:00000001 [ 1334.235599][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.235632][ T32] Exception stack(0xeaef9fb0 to 0xeaef9ff8) [ 1334.235657][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1334.235684][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.235711][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.235760][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1334.235848][ T32] r4:8531a240 [ 1334.236527][ T32] INFO: task kworker/0:547:4612 is blocked on a mutex likely owned by task kworker/0:314:3957. [ 1334.236636][ T32] task:kworker/0:314 state:R running task stack:0 pid:3957 tgid:3957 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.236794][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.236885][ T32] Call trace: [ 1334.236960][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1334.237062][ T32] r10:8280c9b4 r9:84b7a400 r8:80200be4 r7:e08cdd54 r6:ffffffff r5:84b7a400 [ 1334.237120][ T32] r4:00000000 [ 1334.237160][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.237243][ T32] Exception stack(0xe08cdd20 to 0xe08cdd68) [ 1334.237304][ T32] dd20: 9fd11000 e069b000 00000001 80239b98 7f323000 00000001 82ac11c4 82ac05a0 [ 1334.237370][ T32] dd40: 7f323000 e069b000 8280c9b4 e08cdd9c e08cdda0 e08cdd70 80230ad4 80239bb0 [ 1334.237422][ T32] dd60: 80050013 ffffffff [ 1334.237471][ T32] r5:80050013 r4:80239bb0 [ 1334.237516][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1334.237599][ T32] r4:82ac11e4 [ 1334.237641][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.237722][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08cddc0 r5:e08cde08 [ 1334.237768][ T32] r4:e08cddc0 [ 1334.237809][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) ** 3 printk messages dropped ** [ 1334.238118][ T32] r9:83018005 r8:84b7a400 r7:00000000 r6:83018000 r5:00001000 r4:7f09b000 ** 11 printk messages dropped ** [ 1334.238644][ T32] r10:00000000 r9:84b0bc80 r8:8027ecf4 r7:e08b1e60 r6:85024480 r5:84b7a400 ** 9 printk messages dropped ** [ 1334.238914][ T32] INFO: task kworker/0:548:4616 blocked for more than 460 seconds. ** 9 printk messages dropped ** [ 1334.239273][ T32] r5:84522400 r4:829189bc [ 1334.239295][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1334.239440][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1334.239723][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1334.239977][ T32] r5:00001000 r4:dfb7d000 ** 5 printk messages dropped ** [ 1334.240383][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1334.264523][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1334.265789][ T32] Call trace: ** 5 printk messages dropped ** [ 1334.266019][ T32] dd20: a01d9000 e069b000 00000001 80239b98 7f323000 00000001 82ac11c4 82ac05a0 ** 7 printk messages dropped ** [ 1334.266327][ T32] r4:e08cddc0 [ 1334.266354][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1334.266395][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9a40 [ 1334.266416][ T32] r4:00000000 [ 1334.266456][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1334.266524][ T32] r9:83018005 r8:84b7a400 r7:00000000 r6:83018000 r5:00001000 r4:7f09b000 [ 1334.266570][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1334.266613][ T32] r5:00001000 r4:e06d3000 [ 1334.266633][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1334.266676][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.266716][ T32] r5:85073f8c r4:85073c00 [ 1334.266756][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1334.266804][ T32] r7:dddced40 r6:83018000 r5:85073f8c r4:84b0bc80 [ 1334.266825][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1334.266868][ T32] r10:61c88647 r9:84b7a400 r8:84b0bcac r7:82804d40 r6:dddced40 r5:dddced60 [ 1334.266923][ T32] r4:84b0bc80 [ 1334.266947][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1334.266991][ T32] r10:00000000 r9:84b0bc80 r8:8027ecf4 r7:e08b1e60 r6:85024480 r5:84b7a400 [ 1334.267012][ T32] r4:00000001 [ 1334.267051][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.267104][ T32] Exception stack(0xe08cdfb0 to 0xe08cdff8) [ 1334.267185][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1334.267233][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.267282][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.267315][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1334.267336][ T32] r4:850d97c0 [ 1334.267356][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.267399][ T32] INFO: task kworker/0:549:4617 blocked for more than 460 seconds. [ 1334.267456][ T32] Not tainted 6.15.0-syzkaller #0 [ 1334.267486][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.267529][ T32] task:kworker/0:549 state:D stack:0 pid:4617 tgid:4617 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.267580][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.267645][ T32] Call trace: [ 1334.267696][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1334.267769][ T32] r10:829189c0 r9:eaf01d84 r8:00000002 r7:60000113 r6:eaf01d8c r5:84523000 [ 1334.267795][ T32] r4:84523000 [ 1334.267814][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1334.267854][ T32] r5:84523000 r4:829189bc [ 1334.267872][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.267911][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.267954][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaf01e08 [ 1334.267996][ T32] r4:00000000 [ 1334.268019][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1334.268057][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1334.268098][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1334.268139][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8531aac0 [ 1334.268163][ T32] r4:00000000 [ 1334.268182][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1334.268221][ T32] r9:83018005 r8:84523000 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [ 1334.268241][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1334.268307][ T32] r5:00001000 r4:dfdad000 [ 1334.268343][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1334.268386][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.268423][ T32] r5:852ae78c r4:852ae400 [ 1334.268453][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1334.268496][ T32] r7:dddced40 r6:83018000 r5:852ae78c r4:85321180 [ 1334.268517][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1334.268585][ T32] r10:61c88647 r9:84523000 r8:853211ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1334.268613][ T32] r4:85321180 [ 1334.268653][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1334.268699][ T32] r10:00000000 r9:85321180 r8:8027ecf4 r7:eaee9e60 r6:85321200 r5:84523000 ** 7 printk messages dropped ** [ 1334.268982][ T32] r4:8531a7c0 ** 6 printk messages dropped ** [ 1334.269678][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1334.270058][ T32] r5:80050013 r4:80239bb0 ** 6 printk messages dropped ** [ 1334.270545][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9a40 ** 11 printk messages dropped ** [ 1334.278863][ T32] r10:61c88647 r9:84b7a400 r8:84b0bcac r7:82804d40 r6:dddced40 r5:dddced60 ** 10 printk messages dropped ** [ 1334.279327][ T32] r4:850d97c0 ** 5 printk messages dropped ** [ 1334.279546][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1334.279935][ T32] r5:84523c00 r4:829189bc [ 1334.279977][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 5 printk messages dropped ** [ 1334.280442][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) ** 8 printk messages dropped ** [ 1334.292227][ T32] r5:852aef8c r4:852aec00 ** 7 printk messages dropped ** [ 1334.292560][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1334.292723][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 10 printk messages dropped ** [ 1334.293843][ T32] Exception stack(0xe08cdd20 to 0xe08cdd68) ** 5 printk messages dropped ** [ 1334.294113][ T32] r4:82ac11e4 ** 3 printk messages dropped ** [ 1334.294244][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) ** 8 printk messages dropped ** [ 1334.294641][ T32] r5:85073f8c r4:85073c00 [ 1334.294660][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1334.294723][ T32] r7:dddced40 r6:83018000 r5:85073f8c r4:84b0bc80 [ 1334.294747][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1334.294792][ T32] r10:61c88647 r9:84b7a400 r8:84b0bcac r7:82804d40 r6:dddced40 r5:dddced60 [ 1334.294835][ T32] r4:84b0bc80 [ 1334.294857][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1334.294925][ T32] r10:00000000 r9:84b0bc80 r8:8027ecf4 r7:e08b1e60 r6:85024480 r5:84b7a400 [ 1334.294950][ T32] r4:00000001 [ 1334.294969][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.295002][ T32] Exception stack(0xe08cdfb0 to 0xe08cdff8) [ 1334.295027][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1334.295064][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.295103][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.295184][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1334.295243][ T32] r4:850d97c0 [ 1334.295270][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.295300][ T32] INFO: task kworker/0:551:4621 blocked for more than 460 seconds. [ 1334.295388][ T32] Not tainted 6.15.0-syzkaller #0 [ 1334.295417][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.295438][ T32] task:kworker/0:551 state:D stack:0 pid:4621 tgid:4621 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.295485][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.295523][ T32] Call trace: [ 1334.295575][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1334.295667][ T32] r10:829189c0 r9:eae2dd84 r8:00000002 r7:60000113 r6:eae2dd8c r5:84524800 [ 1334.295714][ T32] r4:84524800 [ 1334.295756][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1334.295799][ T32] r5:84524800 r4:829189bc [ 1334.295841][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.295884][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.295930][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eae2de08 [ 1334.295973][ T32] r4:00000000 [ 1334.295996][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1334.296034][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1334.296070][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1334.296116][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8531ac40 [ 1334.296138][ T32] r4:00000000 [ 1334.296163][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1334.296203][ T32] r9:83018005 r8:84524800 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [ 1334.296226][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1334.296292][ T32] r5:00001000 r4:dfebb000 [ 1334.296317][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1334.296386][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.296449][ T32] r5:852aeb8c r4:852ae800 [ 1334.296471][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1334.296512][ T32] r7:dddced40 r6:83018000 r5:852aeb8c r4:85321380 [ 1334.296552][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1334.296622][ T32] r10:61c88647 r9:84524800 r8:853213ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1334.296647][ T32] r4:85321380 [ 1334.296665][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1334.296707][ T32] r10:00000000 r9:85321380 r8:8027ecf4 r7:eaf81e60 r6:85321400 r5:84524800 [ 1334.296748][ T32] r4:00000001 [ 1334.296794][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.296851][ T32] Exception stack(0xeae2dfb0 to 0xeae2dff8) [ 1334.296879][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1334.296935][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.296986][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.297016][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1334.297037][ T32] r4:8531a980 [ 1334.297413][ T32] INFO: task kworker/0:551:4621 is blocked on a mutex likely owned by task kworker/0:314:3957. ** 1 printk messages dropped ** [ 1334.297666][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1334.298116][ T32] dd60: 80050013 ffffffff ** 6 printk messages dropped ** [ 1334.298323][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) ** 7 printk messages dropped ** [ 1334.298684][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1334.298934][ T32] r10:61c88647 r9:84b7a400 r8:84b0bcac r7:82804d40 r6:dddced40 r5:dddced60 [ 1334.298979][ T32] r4:84b0bc80 [ 1334.299021][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1334.299185][ T32] r10:00000000 r9:84b0bc80 r8:8027ecf4 r7:e08b1e60 r6:85024480 r5:84b7a400 [ 1334.299268][ T32] r4:00000001 [ 1334.299333][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.299409][ T32] Exception stack(0xe08cdfb0 to 0xe08cdff8) [ 1334.299475][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1334.299545][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.299597][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.299653][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1334.299699][ T32] r4:850d97c0 [ 1334.299741][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.299814][ T32] INFO: task kworker/0:552:4623 blocked for more than 460 seconds. [ 1334.299880][ T32] Not tainted 6.15.0-syzkaller #0 [ 1334.299926][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.299970][ T32] task:kworker/0:552 state:D stack:0 pid:4623 tgid:4623 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.300107][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.300212][ T32] Call trace: [ 1334.300336][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1334.300440][ T32] r10:829189c0 r9:eafb1d84 r8:00000002 r7:60000013 r6:eafb1d8c r5:84525400 [ 1334.300526][ T32] r4:84525400 [ 1334.327406][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1334.327639][ T32] r5:84525400 r4:829189bc [ 1334.327687][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.327820][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.327923][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eafb1e08 [ 1334.327970][ T32] r4:00000000 [ 1334.328008][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1334.328093][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1334.328179][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1334.328264][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8531af40 [ 1334.328310][ T32] r4:00000000 [ 1334.328353][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1334.328439][ T32] r9:83018005 r8:84525400 r7:00000000 r6:83018000 r5:00001000 r4:7f043000 ** 3 printk messages dropped ** [ 1334.328757][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 9 printk messages dropped ** [ 1334.329467][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 8 printk messages dropped ** [ 1334.343728][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1334.344162][ T32] dd60: 80050013 ffffffff ** 6 printk messages dropped ** [ 1334.344451][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) ** 11 printk messages dropped ** [ 1334.344922][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) ** 10 printk messages dropped ** [ 1334.345324][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 9 printk messages dropped ** [ 1334.345808][ T32] r10:829189c0 r9:eb1b5d84 r8:00000002 r7:60000113 r6:eb1b5d8c r5:84526c00 ** 2 printk messages dropped ** [ 1334.345921][ T32] r5:84526c00 r4:829189bc ** 2 printk messages dropped ** [ 1334.346118][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb1b5e08 ** 7 printk messages dropped ** [ 1334.346427][ T32] r9:83018005 r8:84526c00 r7:00000000 r6:83018000 r5:00001000 r4:7f045000 ** 8 printk messages dropped ** [ 1334.346737][ T32] r10:61c88647 r9:84526c00 r8:853215ac r7:82804d40 r6:dddced40 r5:dddced60 ** 6 printk messages dropped ** [ 1334.346945][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1334.347743][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.347788][ T32] Call trace: [ 1334.347817][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1334.347866][ T32] r10:8280c9b4 r9:84b7a400 r8:80200be4 r7:e08cdd54 r6:ffffffff r5:84b7a400 [ 1334.347889][ T32] r4:00000000 [ 1334.347949][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.347996][ T32] Exception stack(0xe08cdd20 to 0xe08cdd68) [ 1334.348025][ T32] dd20: a0975000 e069b000 00000001 80239b98 7f323000 00000001 82ac11c4 82ac05a0 [ 1334.348053][ T32] dd40: 7f323000 e069b000 8280c9b4 e08cdd9c e08cdda0 e08cdd70 80230ad4 80239bb0 [ 1334.348075][ T32] dd60: 80050013 ffffffff [ 1334.348104][ T32] r5:80050013 r4:80239bb0 [ 1334.348123][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1334.348164][ T32] r4:82ac11e4 [ 1334.348183][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.348223][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08cddc0 r5:e08cde08 [ 1334.348285][ T32] r4:e08cddc0 [ 1334.348371][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1334.348416][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9a40 [ 1334.348447][ T32] r4:00000000 [ 1334.348489][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1334.348576][ T32] r9:83018005 r8:84b7a400 r7:00000000 r6:83018000 r5:00001000 r4:7f09b000 [ 1334.348623][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1334.348704][ T32] r5:00001000 r4:e06d3000 [ 1334.348744][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1334.348818][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.348894][ T32] r5:85073f8c r4:85073c00 [ 1334.348934][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1334.349020][ T32] r7:dddced40 r6:83018000 r5:85073f8c r4:84b0bc80 [ 1334.349064][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1334.349164][ T32] r10:61c88647 r9:84b7a400 r8:84b0bcac r7:82804d40 r6:dddced40 r5:dddced60 [ 1334.349210][ T32] r4:84b0bc80 [ 1334.349250][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1334.349339][ T32] r10:00000000 r9:84b0bc80 r8:8027ecf4 r7:e08b1e60 r6:85024480 r5:84b7a400 [ 1334.349384][ T32] r4:00000001 [ 1334.349425][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.349497][ T32] Exception stack(0xe08cdfb0 to 0xe08cdff8) [ 1334.349548][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1334.349606][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.349660][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.349726][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1334.349789][ T32] r4:850d97c0 [ 1334.349833][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.349908][ T32] INFO: task kworker/0:554:4627 blocked for more than 460 seconds. [ 1334.349972][ T32] Not tainted 6.15.0-syzkaller #0 [ 1334.350022][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.350062][ T32] task:kworker/0:554 state:D stack:0 pid:4627 tgid:4627 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.350344][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.350429][ T32] Call trace: [ 1334.350514][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1334.368821][ T32] r10:829189c0 r9:eb1b9d84 r8:00000002 r7:60000013 r6:eb1b9d8c r5:85330c00 [ 1334.368908][ T32] r4:85330c00 [ 1334.368936][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1334.369002][ T32] r5:85330c00 r4:829189bc [ 1334.369071][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.369173][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.369222][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb1b9e08 [ 1334.369300][ T32] r4:00000000 [ 1334.369323][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1334.369362][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1334.369400][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1334.369441][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b9c400 [ 1334.369504][ T32] r4:00000000 [ 1334.369600][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1334.369647][ T32] r9:83018005 r8:85330c00 r7:00000000 r6:83018000 r5:00001000 r4:7f047000 [ 1334.369670][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1334.369737][ T32] r5:00001000 r4:e07d7000 [ 1334.369810][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1334.369854][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.369892][ T32] r5:852afb8c r4:852af800 [ 1334.369936][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1334.369984][ T32] r7:dddced40 r6:83018000 r5:852afb8c r4:85321680 [ 1334.370005][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1334.370048][ T32] r10:61c88647 r9:85330c00 r8:853216ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1334.370070][ T32] r4:85321680 [ 1334.370097][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1334.370142][ T32] r10:00000000 r9:85321680 r8:8027ecf4 r7:eb1b5e60 r6:85321700 r5:85330c00 [ 1334.370163][ T32] r4:00000001 [ 1334.370181][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.370216][ T32] Exception stack(0xeb1b9fb0 to 0xeb1b9ff8) [ 1334.370244][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1334.370272][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1334.377424][ T32] Call trace: ** 7 printk messages dropped ** [ 1334.377744][ T32] dd60: 80050013 ffffffff ** 6 printk messages dropped ** [ 1334.377977][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) ** 8 printk messages dropped ** [ 1334.378364][ T32] r5:85073f8c r4:85073c00 ** 7 printk messages dropped ** [ 1334.378733][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1334.378889][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 10 printk messages dropped ** [ 1334.379319][ T32] r4:85330000 ** 1 printk messages dropped ** [ 1334.379376][ T32] r5:85330000 r4:829189bc ** 1 printk messages dropped ** [ 1334.379431][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) ** 4 printk messages dropped ** [ 1334.379586][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) ** 7 printk messages dropped ** [ 1334.379978][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1334.380249][ T32] r10:00000000 r9:85321780 r8:8027ecf4 r7:eb1b9e60 r6:85307280 r5:85330000 [ 1334.380270][ T32] r4:00000001 [ 1334.380287][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.380319][ T32] Exception stack(0xeb1bdfb0 to 0xeb1bdff8) [ 1334.380345][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1334.380372][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.380397][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.380424][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1334.380445][ T32] r4:84b9c080 [ 1334.396574][ T32] INFO: task kworker/0:555:4630 is blocked on a mutex likely owned by task kworker/0:314:3957. [ 1334.396826][ T32] task:kworker/0:314 state:R running task stack:0 pid:3957 tgid:3957 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.396991][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.397161][ T32] Call trace: [ 1334.397234][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1334.397344][ T32] r10:8280c9b4 r9:84b7a400 r8:80200be4 r7:e08cdd54 r6:ffffffff r5:84b7a400 [ 1334.397420][ T32] r4:00000000 [ 1334.397481][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.397571][ T32] Exception stack(0xe08cdd20 to 0xe08cdd68) [ 1334.397634][ T32] dd20: a1307000 e069b000 00000001 80239b98 7f323000 00000001 82ac11c4 82ac05a0 [ 1334.397708][ T32] dd40: 7f323000 e069b000 8280c9b4 e08cdd9c e08cdda0 e08cdd70 80230ad4 80239bb0 [ 1334.397765][ T32] dd60: 80050013 ffffffff [ 1334.397815][ T32] r5:80050013 r4:80239bb0 [ 1334.397855][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1334.397957][ T32] r4:82ac11e4 [ 1334.398005][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.398108][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08cddc0 r5:e08cde08 [ 1334.398154][ T32] r4:e08cddc0 [ 1334.398193][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1334.398274][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9a40 [ 1334.398322][ T32] r4:00000000 [ 1334.398365][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1334.398471][ T32] r9:83018005 r8:84b7a400 r7:00000000 r6:83018000 r5:00001000 r4:7f09b000 [ 1334.398532][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1334.398625][ T32] r5:00001000 r4:e06d3000 [ 1334.398670][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1334.398782][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.398871][ T32] r5:85073f8c r4:85073c00 [ 1334.398938][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1334.399086][ T32] r7:dddced40 r6:83018000 r5:85073f8c r4:84b0bc80 [ 1334.399167][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) ** 3 printk messages dropped ** [ 1334.399489][ T32] r10:00000000 r9:84b0bc80 r8:8027ecf4 r7:e08b1e60 r6:85024480 r5:84b7a400 ** 4 printk messages dropped ** [ 1334.399793][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1334.400215][ T32] INFO: task kworker/0:556:4632 blocked for more than 460 seconds. ** 3 printk messages dropped ** [ 1334.407886][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1334.408432][ T32] r5:85275400 r4:829189bc [ 1334.408550][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.408645][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.408743][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb1c5e08 [ 1334.408791][ T32] r4:00000000 [ 1334.408830][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) ** 2 printk messages dropped ** [ 1334.409065][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b9c580 ** 9 printk messages dropped ** [ 1334.409764][ T32] r7:dddced40 r6:83018000 r5:852aff8c r4:85321800 ** 9 printk messages dropped ** [ 1334.410424][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 11 printk messages dropped ** [ 1334.426116][ T32] Exception stack(0xe08cdd20 to 0xe08cdd68) ** 8 printk messages dropped ** [ 1334.426759][ T32] r4:e08cddc0 ** 5 printk messages dropped ** [ 1334.427270][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) ** 9 printk messages dropped ** [ 1334.427906][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) ** 7 printk messages dropped ** [ 1334.428403][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 10 printk messages dropped ** [ 1334.429106][ T32] r4:85276c00 ** 1 printk messages dropped ** [ 1334.429227][ T32] r5:85276c00 r4:829189bc [ 1334.429267][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1334.429479][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1334.429790][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1334.430401][ T32] r5:852b838c r4:852b8000 [ 1334.430442][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1334.430564][ T32] r7:dddced40 r6:83018000 r5:852b838c r4:85321880 [ 1334.451213][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1334.451393][ T32] r10:61c88647 r9:85276c00 r8:853218ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1334.451445][ T32] r4:85321880 [ 1334.451488][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1334.451583][ T32] r10:00000000 r9:85321880 r8:8027ecf4 r7:eb1bde60 r6:85307380 r5:85276c00 [ 1334.451643][ T32] r4:00000001 [ 1334.451684][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.451756][ T32] Exception stack(0xeb1c9fb0 to 0xeb1c9ff8) [ 1334.451815][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1334.451872][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.451925][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.451982][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1334.452026][ T32] r4:84b9c380 [ 1334.453013][ T32] INFO: task kworker/0:557:4634 is blocked on a mutex likely owned by task kworker/0:314:3957. [ 1334.453115][ T32] task:kworker/0:314 state:R running task stack:0 pid:3957 tgid:3957 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.453271][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.453372][ T32] Call trace: [ 1334.453436][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1334.453538][ T32] r10:8280c9b4 r9:84b7a400 r8:80200be4 r7:e08cdd54 r6:ffffffff r5:84b7a400 [ 1334.453585][ T32] r4:00000000 [ 1334.453648][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.453735][ T32] Exception stack(0xe08cdd20 to 0xe08cdd68) [ 1334.453800][ T32] dd20: a16a8000 e069b000 00000001 80239b98 7f323000 00000001 82ac11c4 82ac05a0 [ 1334.453861][ T32] dd40: 7f323000 e069b000 8280c9b4 e08cdd9c e08cdda0 e08cdd70 80230ad4 80239bb0 [ 1334.453917][ T32] dd60: 80050013 ffffffff [ 1334.453966][ T32] r5:80050013 r4:80239bb0 [ 1334.454009][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1334.454121][ T32] r4:82ac11e4 [ 1334.454171][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.454261][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08cddc0 r5:e08cde08 [ 1334.454306][ T32] r4:e08cddc0 [ 1334.454350][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1334.454435][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9a40 [ 1334.454480][ T32] r4:00000000 [ 1334.454520][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1334.454607][ T32] r9:83018005 r8:84b7a400 r7:00000000 r6:83018000 r5:00001000 r4:7f09b000 [ 1334.454652][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1334.454729][ T32] r5:00001000 r4:e06d3000 [ 1334.454770][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1334.454847][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.454920][ T32] r5:85073f8c r4:85073c00 [ 1334.454961][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1334.455047][ T32] r7:dddced40 r6:83018000 r5:85073f8c r4:84b0bc80 [ 1334.455100][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1334.455215][ T32] r10:61c88647 r9:84b7a400 r8:84b0bcac r7:82804d40 r6:dddced40 r5:dddced60 [ 1334.455276][ T32] r4:84b0bc80 [ 1334.455319][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1334.455409][ T32] r10:00000000 r9:84b0bc80 r8:8027ecf4 r7:e08b1e60 r6:85024480 r5:84b7a400 [ 1334.455456][ T32] r4:00000001 [ 1334.455493][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.455570][ T32] Exception stack(0xe08cdfb0 to 0xe08cdff8) [ 1334.455623][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1334.455678][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.455728][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.455785][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1334.455836][ T32] r4:850d97c0 [ 1334.455885][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.455947][ T32] INFO: task kworker/0:558:4636 blocked for more than 460 seconds. [ 1334.456015][ T32] Not tainted 6.15.0-syzkaller #0 [ 1334.456068][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.456125][ T32] task:kworker/0:558 state:D stack:0 pid:4636 tgid:4636 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.456216][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.456312][ T32] Call trace: [ 1334.456414][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1334.456512][ T32] r10:829189c0 r9:eb1cdd84 r8:00000002 r7:60000013 r6:eb1cdd8c r5:85274800 [ 1334.456564][ T32] r4:85274800 ** 1 printk messages dropped ** [ 1334.456709][ T32] r5:85274800 r4:829189bc [ 1334.456750][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.456829][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) ** 5 printk messages dropped ** [ 1334.457303][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b9c940 ** 9 printk messages dropped ** [ 1334.457954][ T32] r7:dddced40 r6:83018000 r5:852b878c r4:85321900 ** 7 printk messages dropped ** [ 1334.458421][ T32] Exception stack(0xeb1cdfb0 to 0xeb1cdff8) ** 6 printk messages dropped ** [ 1334.459511][ T32] task:kworker/0:314 state:R running task stack:0 pid:3957 tgid:3957 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 14 printk messages dropped ** [ 1334.489349][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08cddc0 r5:e08cde08 ** 7 printk messages dropped ** [ 1334.490004][ T32] r5:00001000 r4:e06d3000 ** 7 printk messages dropped ** [ 1334.496009][ T32] r4:84b0bc80 ** 5 printk messages dropped ** [ 1334.496495][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1334.496877][ T32] INFO: task kworker/1:195:4638 blocked for more than 460 seconds. [ 1334.496952][ T32] Not tainted 6.15.0-syzkaller #0 [ 1334.497008][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.497054][ T32] task:kworker/1:195 state:D stack:0 pid:4638 tgid:4638 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.497175][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.497265][ T32] Call trace: [ 1334.497361][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1334.497511][ T32] r10:829189c0 r9:eb1d1d84 r8:00000002 r7:60000113 r6:eb1d1d8c r5:85333000 [ 1334.497564][ T32] r4:85333000 [ 1334.497698][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1334.497786][ T32] r5:85333000 r4:829189bc [ 1334.497828][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.497902][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.497989][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb1d1e08 [ 1334.498032][ T32] r4:00000000 [ 1334.498070][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1334.498157][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1334.498239][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1334.498323][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8510c280 [ 1334.498373][ T32] r4:00000000 [ 1334.498414][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1334.498500][ T32] r9:83018205 r8:85333000 r7:00000000 r6:83018200 r5:00001000 r4:7f0ad000 [ 1334.498542][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1334.498626][ T32] r5:00001000 r4:eb45d000 [ 1334.498672][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1334.498749][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.498825][ T32] r5:85241f8c r4:85241c00 [ 1334.498865][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1334.498951][ T32] r7:ddde2d40 r6:83018200 r5:85241f8c r4:85307480 [ 1334.498995][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1334.499091][ T32] r10:61c88647 r9:85333000 r8:853074ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1334.499168][ T32] r4:85307480 [ 1334.499229][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1334.499324][ T32] r10:00000000 r9:85307480 r8:8027ecf4 r7:eaf61e60 r6:85321980 r5:85333000 [ 1334.499371][ T32] r4:00000001 [ 1334.499410][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.499475][ T32] Exception stack(0xeb1d1fb0 to 0xeb1d1ff8) [ 1334.499525][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1334.499580][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.499675][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.499739][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 2 printk messages dropped ** [ 1334.518914][ T32] task:kworker/0:314 state:R running task stack:0 pid:3957 tgid:3957 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 15 printk messages dropped ** [ 1334.520369][ T32] r4:e08cddc0 ** 5 printk messages dropped ** [ 1334.531750][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) ** 11 printk messages dropped ** [ 1334.532586][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1334.532956][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 12 printk messages dropped ** [ 1334.533960][ T32] r5:85276000 r4:829189bc [ 1334.534028][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 5 printk messages dropped ** [ 1334.534498][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) ** 10 printk messages dropped ** [ 1334.535458][ T32] r7:ddde2d40 r6:83018200 r5:852bb78c r4:85307500 ** 8 printk messages dropped ** [ 1334.536119][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1334.537659][ T32] Call trace: ** 8 printk messages dropped ** [ 1334.538326][ T32] r5:80050013 r4:80239bb0 ** 4 printk messages dropped ** [ 1334.538628][ T32] r4:e08cddc0 ** 6 printk messages dropped ** [ 1334.539023][ T32] r5:00001000 r4:e06d3000 ** 4 printk messages dropped ** [ 1334.539429][ T32] r7:dddced40 r6:83018000 r5:85073f8c r4:84b0bc80 ** 7 printk messages dropped ** [ 1334.539940][ T32] Exception stack(0xe08cdfb0 to 0xe08cdff8) ** 6 printk messages dropped ** [ 1334.540308][ T32] INFO: task kworker/0:559:4642 blocked for more than 461 seconds. ** 2 printk messages dropped ** [ 1334.540596][ T32] task:kworker/0:559 state:D stack:0 pid:4642 tgid:4642 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.565956][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.566050][ T32] Call trace: [ 1334.566099][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1334.566164][ T32] r10:829189c0 r9:eb1d5d84 r8:00000002 r7:60000013 r6:eb1d5d8c r5:85272400 [ 1334.566199][ T32] r4:85272400 [ 1334.566243][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1334.566311][ T32] r5:85272400 r4:829189bc [ 1334.566336][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.566400][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.566451][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb1d5e08 [ 1334.566496][ T32] r4:00000000 [ 1334.566519][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1334.566566][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1334.566610][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1334.566673][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b9cac0 [ 1334.566699][ T32] r4:00000000 [ 1334.566719][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1334.566782][ T32] r9:83018005 r8:85272400 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 1334.566807][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1334.566849][ T32] r5:00001000 r4:eabdf000 [ 1334.566889][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1334.566938][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.566997][ T32] r5:852b8b8c r4:852b8800 [ 1334.567043][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1334.567096][ T32] r7:dddced40 r6:83018000 r5:852b8b8c r4:85321a00 [ 1334.567153][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1334.567235][ T32] r10:61c88647 r9:85272400 r8:85321a2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1334.567269][ T32] r4:85321a00 [ 1334.567313][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1334.567390][ T32] r10:00000000 r9:85321a00 r8:8027ecf4 r7:eb1bde60 r6:85307600 r5:85272400 [ 1334.567442][ T32] r4:00000001 [ 1334.567467][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.567526][ T32] Exception stack(0xeb1d5fb0 to 0xeb1d5ff8) [ 1334.567557][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1334.567585][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.567618][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.567648][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1334.567669][ T32] r4:84b9c640 [ 1334.568189][ T32] INFO: task kworker/0:559:4642 is blocked on a mutex likely owned by task kworker/0:314:3957. [ 1334.568227][ T32] task:kworker/0:314 state:R running task stack:0 pid:3957 tgid:3957 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.568305][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.568429][ T32] Call trace: [ 1334.568463][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1334.568512][ T32] r10:8280c9b4 r9:84b7a400 r8:80200be4 r7:e08cdd54 r6:ffffffff r5:84b7a400 [ 1334.568557][ T32] r4:00000000 [ 1334.568579][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.568618][ T32] Exception stack(0xe08cdd20 to 0xe08cdd68) [ 1334.568647][ T32] dd20: a26b9000 e069b000 00000001 80239b98 7f323000 00000001 82ac11c4 82ac05a0 [ 1334.568683][ T32] dd40: 7f323000 e069b000 8280c9b4 e08cdd9c e08cdda0 e08cdd70 80230ad4 80239bb0 [ 1334.568710][ T32] dd60: 80050013 ffffffff [ 1334.568733][ T32] r5:80050013 r4:80239bb0 [ 1334.568776][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1334.568821][ T32] r4:82ac11e4 [ 1334.568841][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.568901][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08cddc0 r5:e08cde08 [ 1334.568927][ T32] r4:e08cddc0 [ 1334.568967][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1334.569012][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9a40 [ 1334.569050][ T32] r4:00000000 [ 1334.569093][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1334.569169][ T32] r9:83018005 r8:84b7a400 r7:00000000 r6:83018000 r5:00001000 r4:7f09b000 [ 1334.569204][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) ** 4 printk messages dropped ** [ 1334.569362][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) ** 11 printk messages dropped ** [ 1334.569778][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1334.570055][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1334.570301][ T32] r5:85270000 r4:829189bc [ 1334.570343][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 5 printk messages dropped ** [ 1334.577171][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) ** 8 printk messages dropped ** [ 1334.577616][ T32] r5:852b8f8c r4:852b8c00 ** 6 printk messages dropped ** [ 1334.577901][ T32] r10:00000000 r9:85321a80 r8:8027ecf4 r7:eb1bde60 r6:85307680 r5:85270000 ** 3 printk messages dropped ** [ 1334.578105][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1334.578165][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.578236][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.578267][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1334.578289][ T32] r4:84b9cb40 [ 1334.578846][ T32] INFO: task kworker/0:560:4643 is blocked on a mutex likely owned by task kworker/0:314:3957. [ 1334.578916][ T32] task:kworker/0:314 state:R running task stack:0 pid:3957 tgid:3957 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.578996][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.579047][ T32] Call trace: [ 1334.579088][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1334.579189][ T32] r10:8280c9b4 r9:84b7a400 r8:80200be4 r7:e08cdd54 r6:ffffffff r5:84b7a400 [ 1334.579215][ T32] r4:00000000 [ 1334.579234][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.579341][ T32] Exception stack(0xe08cdd20 to 0xe08cdd68) [ 1334.579375][ T32] dd20: a26b9000 e069b000 00000001 80239b98 7f323000 00000001 82ac11c4 82ac05a0 [ 1334.579404][ T32] dd40: 7f323000 e069b000 8280c9b4 e08cdd9c e08cdda0 e08cdd70 80230ad4 80239bb0 [ 1334.579456][ T32] dd60: 80050013 ffffffff [ 1334.579485][ T32] r5:80050013 r4:80239bb0 [ 1334.579506][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1334.579548][ T32] r4:82ac11e4 [ 1334.579568][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.579608][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08cddc0 r5:e08cde08 [ 1334.579629][ T32] r4:e08cddc0 [ 1334.579707][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1334.579755][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9a40 [ 1334.579778][ T32] r4:00000000 [ 1334.579797][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1334.579894][ T32] r9:83018005 r8:84b7a400 r7:00000000 r6:83018000 r5:00001000 r4:7f09b000 [ 1334.579920][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1334.579961][ T32] r5:00001000 r4:e06d3000 [ 1334.579980][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1334.580057][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.580135][ T32] r5:85073f8c r4:85073c00 [ 1334.580160][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1334.580293][ T32] r7:dddced40 r6:83018000 r5:85073f8c r4:84b0bc80 [ 1334.580316][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1334.580449][ T32] r10:61c88647 r9:84b7a400 r8:84b0bcac r7:82804d40 r6:dddced40 r5:dddced60 [ 1334.580566][ T32] r4:84b0bc80 [ 1334.595665][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1334.595762][ T32] r10:00000000 r9:84b0bc80 r8:8027ecf4 r7:e08b1e60 r6:85024480 r5:84b7a400 [ 1334.595830][ T32] r4:00000001 [ 1334.595855][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.595892][ T32] Exception stack(0xe08cdfb0 to 0xe08cdff8) [ 1334.595921][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1334.595950][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.596032][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 2 printk messages dropped ** [ 1334.596197][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 10 printk messages dropped ** [ 1334.597009][ T32] r5:848a6c00 r4:829189bc [ 1334.597036][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.597140][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.597222][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb1dde08 [ 1334.597248][ T32] r4:00000000 [ 1334.597267][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1334.597305][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1334.597355][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1334.597399][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b9cd40 [ 1334.597422][ T32] r4:00000000 [ 1334.597443][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1334.597517][ T32] r9:83018005 r8:848a6c00 r7:00000000 r6:83018000 r5:00001000 r4:7f059000 [ 1334.597580][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1334.597655][ T32] r5:00001000 r4:eac1f000 [ 1334.597748][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1334.597791][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.597888][ T32] r5:852b938c r4:852b9000 [ 1334.597948][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1334.598053][ T32] r7:dddced40 r6:83018000 r5:852b938c r4:85321b00 [ 1334.598106][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1334.598154][ T32] r10:61c88647 r9:848a6c00 r8:85321b2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1334.598206][ T32] r4:85321b00 [ 1334.598227][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) ** 1 printk messages dropped ** [ 1334.598404][ T32] r4:00000001 ** 6 printk messages dropped ** [ 1334.598708][ T32] r4:84b9cc80 ** 2 printk messages dropped ** [ 1334.599707][ T32] Workqueue: events bpf_prog_free_deferred ** 9 printk messages dropped ** [ 1334.600388][ T32] r5:80050013 r4:80239bb0 ** 6 printk messages dropped ** [ 1334.613664][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9a40 ** 9 printk messages dropped ** [ 1334.614101][ T32] r7:dddced40 r6:83018000 r5:85073f8c r4:84b0bc80 ** 9 printk messages dropped ** [ 1334.614433][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1334.614881][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1334.615364][ T32] r5:8526ec00 r4:829189bc [ 1334.615384][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 6 printk messages dropped ** [ 1334.615659][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b9cfc0 ** 9 printk messages dropped ** [ 1334.616104][ T32] r7:dddced40 r6:83018000 r5:852b9b8c r4:85321b80 ** 7 printk messages dropped ** [ 1334.616526][ T32] Exception stack(0xeb1e9fb0 to 0xeb1e9ff8) ** 6 printk messages dropped ** [ 1334.617361][ T32] task:kworker/0:314 state:R running task stack:0 pid:3957 tgid:3957 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 1334.617968][ T32] r5:80050013 r4:80239bb0 [ 1334.617990][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1334.618056][ T32] r4:82ac11e4 [ 1334.618126][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.618172][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08cddc0 r5:e08cde08 [ 1334.618207][ T32] r4:e08cddc0 [ 1334.618229][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1334.618270][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9a40 [ 1334.618352][ T32] r4:00000000 [ 1334.618374][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1334.618444][ T32] r9:83018005 r8:84b7a400 r7:00000000 r6:83018000 r5:00001000 r4:7f09b000 [ 1334.618472][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1334.618558][ T32] r5:00001000 r4:e06d3000 [ 1334.618581][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1334.618662][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.618707][ T32] r5:85073f8c r4:85073c00 [ 1334.618726][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1334.618769][ T32] r7:dddced40 r6:83018000 r5:85073f8c r4:84b0bc80 [ 1334.618788][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1334.618833][ T32] r10:61c88647 r9:84b7a400 r8:84b0bcac r7:82804d40 r6:dddced40 r5:dddced60 [ 1334.618854][ T32] r4:84b0bc80 [ 1334.618873][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1334.618916][ T32] r10:00000000 r9:84b0bc80 r8:8027ecf4 r7:e08b1e60 r6:85024480 r5:84b7a400 [ 1334.618968][ T32] r4:00000001 [ 1334.618991][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.619025][ T32] Exception stack(0xe08cdfb0 to 0xe08cdff8) [ 1334.619052][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1334.619080][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.619111][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.619164][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1334.619191][ T32] r4:850d97c0 [ 1334.619358][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.619426][ T32] INFO: task kworker/0:563:4650 blocked for more than 461 seconds. [ 1334.619458][ T32] Not tainted 6.15.0-syzkaller #0 [ 1334.619481][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.619532][ T32] task:kworker/0:563 state:D stack:0 pid:4650 tgid:4650 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.619583][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.619623][ T32] Call trace: [ 1334.619652][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1334.619694][ T32] r10:829189c0 r9:eb1f1d84 r8:00000002 r7:60000113 r6:eb1f1d8c r5:8526b000 [ 1334.619781][ T32] r4:8526b000 [ 1334.619903][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1334.619948][ T32] r5:8526b000 r4:829189bc [ 1334.620026][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.620067][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.620118][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb1f1e08 [ 1334.620141][ T32] r4:00000000 [ 1334.620159][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1334.620196][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1334.620233][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1334.620272][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a7c100 [ 1334.620306][ T32] r4:00000000 [ 1334.620328][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1334.620371][ T32] r9:83018005 r8:8526b000 r7:00000000 r6:83018000 r5:00001000 r4:7f061000 [ 1334.620393][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1334.620440][ T32] r5:00001000 r4:eadc7000 [ 1334.620462][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1334.620646][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.645094][ T32] r5:852ba38c r4:852ba000 [ 1334.645254][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1334.645393][ T32] r7:dddced40 r6:83018000 r5:852ba38c r4:85321c00 ** 2 printk messages dropped ** [ 1334.645584][ T32] r4:85321c00 ** 5 printk messages dropped ** [ 1334.646339][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 1 printk messages dropped ** [ 1334.646486][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.646554][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1334.646605][ T32] r4:84b9ce40 [ 1334.647544][ T32] INFO: task kworker/0:563:4650 is blocked on a mutex likely owned by task kworker/0:314:3957. [ 1334.647879][ T32] task:kworker/0:314 state:R running task stack:0 pid:3957 tgid:3957 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.648036][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.648221][ T32] Call trace: [ 1334.648509][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1334.648612][ T32] r10:8280c9b4 r9:84b7a400 r8:80200be4 r7:e08cdd54 r6:ffffffff r5:84b7a400 [ 1334.648674][ T32] r4:00000000 [ 1334.648920][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.649031][ T32] Exception stack(0xe08cdd20 to 0xe08cdd68) [ 1334.649139][ T32] dd20: a3504000 e069b000 00000001 80239b98 7f323000 00000001 82ac11c4 82ac05a0 [ 1334.649209][ T32] dd40: 7f323000 e069b000 8280c9b4 e08cdd9c e08cdda0 e08cdd70 80230ad4 80239bb0 [ 1334.649257][ T32] dd60: 80050013 ffffffff [ 1334.649305][ T32] r5:80050013 r4:80239bb0 [ 1334.649586][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1334.649707][ T32] r4:82ac11e4 [ 1334.649758][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.649848][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08cddc0 r5:e08cde08 [ 1334.649896][ T32] r4:e08cddc0 [ 1334.650028][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1334.650129][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9a40 [ 1334.650176][ T32] r4:00000000 [ 1334.650243][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1334.650338][ T32] r9:83018005 r8:84b7a400 r7:00000000 r6:83018000 r5:00001000 r4:7f09b000 [ 1334.650386][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1334.650489][ T32] r5:00001000 r4:e06d3000 [ 1334.650613][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1334.671702][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.671870][ T32] r5:85073f8c r4:85073c00 [ 1334.671917][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1334.672033][ T32] r7:dddced40 r6:83018000 r5:85073f8c r4:84b0bc80 ** 3 printk messages dropped ** [ 1334.672320][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1334.672423][ T32] r10:00000000 r9:84b0bc80 r8:8027ecf4 r7:e08b1e60 r6:85024480 r5:84b7a400 [ 1334.672473][ T32] r4:00000001 [ 1334.672513][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.672585][ T32] Exception stack(0xe08cdfb0 to 0xe08cdff8) [ 1334.672645][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1334.672705][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.672778][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.672841][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1334.672886][ T32] r4:850d97c0 [ 1334.672962][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.673022][ T32] INFO: task kworker/0:564:4651 blocked for more than 461 seconds. [ 1334.673093][ T32] Not tainted 6.15.0-syzkaller #0 [ 1334.673145][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.673189][ T32] task:kworker/0:564 state:D stack:0 pid:4651 tgid:4651 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.673295][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.673410][ T32] Call trace: [ 1334.673514][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) ** 3 printk messages dropped ** [ 1334.673874][ T32] r5:85332400 r4:829189bc [ 1334.673930][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1334.674158][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1334.674476][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1334.674783][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) ** 9 printk messages dropped ** [ 1334.675545][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1334.675961][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1334.677293][ T32] Call trace: ** 8 printk messages dropped ** [ 1334.677964][ T32] r5:80050013 r4:80239bb0 ** 4 printk messages dropped ** [ 1334.678416][ T32] r4:e08cddc0 ** 4 printk messages dropped ** [ 1334.678830][ T32] r9:83018005 r8:84b7a400 r7:00000000 r6:83018000 r5:00001000 r4:7f09b000 ** 8 printk messages dropped ** [ 1334.679543][ T32] r10:61c88647 r9:84b7a400 r8:84b0bcac r7:82804d40 r6:dddced40 r5:dddced60 ** 9 printk messages dropped ** [ 1334.680190][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 6 printk messages dropped ** [ 1334.702521][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.702628][ T32] Call trace: [ 1334.702705][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1334.702762][ T32] r10:829189c0 r9:eb1edd84 r8:00000002 r7:60000013 r6:eb1edd8c r5:85333c00 [ 1334.702859][ T32] r4:85333c00 [ 1334.702902][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1334.702946][ T32] r5:85333c00 r4:829189bc [ 1334.702966][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.703030][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.703085][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb1ede08 [ 1334.703150][ T32] r4:00000000 [ 1334.703187][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1334.703253][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1334.703299][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1334.703363][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a7c280 ** 7 printk messages dropped ** [ 1334.703660][ T32] r5:852ba78c r4:852ba400 ** 6 printk messages dropped ** [ 1334.704147][ T32] r10:00000000 r9:85321d80 r8:8027ecf4 r7:eb1f1e60 r6:85321e00 r5:85333c00 ** 9 printk messages dropped ** [ 1334.705070][ T32] task:kworker/0:314 state:R running task stack:0 pid:3957 tgid:3957 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1334.706048][ T32] r4:82ac11e4 ** 1 printk messages dropped ** [ 1334.706218][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08cddc0 r5:e08cde08 ** 3 printk messages dropped ** [ 1334.706431][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1334.706687][ T32] r5:00001000 r4:e06d3000 ** 2 printk messages dropped ** [ 1334.706813][ T32] r5:85073f8c r4:85073c00 ** 1 printk messages dropped ** [ 1334.706988][ T32] r7:dddced40 r6:83018000 r5:85073f8c r4:84b0bc80 ** 3 printk messages dropped ** [ 1334.707284][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) ** 5 printk messages dropped ** [ 1334.707514][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1334.707678][ T32] INFO: task kworker/0:566:4656 blocked for more than 461 seconds. ** 3 printk messages dropped ** [ 1334.707821][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1334.708036][ T32] r5:85334800 r4:829189bc [ 1334.708055][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.708111][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) ** 1 printk messages dropped ** [ 1334.708193][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1334.708254][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) ** 4 printk messages dropped ** [ 1334.708517][ T32] r9:83018005 r8:85334800 r7:00000000 r6:83018000 r5:00001000 r4:7f065000 [ 1334.708542][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1334.708581][ T32] r5:00001000 r4:eae79000 [ 1334.708599][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1334.708635][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.708673][ T32] r5:852bab8c r4:852ba800 [ 1334.708694][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1334.708734][ T32] r7:dddced40 r6:83018000 r5:852bab8c r4:85321e80 [ 1334.708754][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1334.708797][ T32] r10:61c88647 r9:85334800 r8:85321eac r7:82804d40 r6:dddced40 r5:dddced60 [ 1334.708819][ T32] r4:85321e80 [ 1334.708838][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1334.708879][ T32] r10:00000000 r9:85321e80 r8:8027ecf4 r7:eb1ede60 r6:85321f00 r5:85334800 [ 1334.708901][ T32] r4:00000001 [ 1334.708948][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.708985][ T32] Exception stack(0xeb1f9fb0 to 0xeb1f9ff8) [ 1334.709055][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1334.709094][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.709121][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.709148][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1334.709169][ T32] r4:84a7c1c0 [ 1334.709540][ T32] INFO: task kworker/0:566:4656 is blocked on a mutex likely owned by task kworker/0:314:3957. [ 1334.709576][ T32] task:kworker/0:314 state:R running task stack:0 pid:3957 tgid:3957 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.709634][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.709677][ T32] Call trace: [ 1334.709741][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1334.709838][ T32] r10:8280c9b4 r9:84b7a400 r8:80200be4 r7:e08cdd54 r6:ffffffff r5:84b7a400 [ 1334.709885][ T32] r4:00000000 [ 1334.709924][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.710109][ T32] Exception stack(0xe08cdd20 to 0xe08cdd68) [ 1334.710182][ T32] dd20: a382a000 e069b000 00000001 80239b98 7f323000 00000001 82ac11c4 82ac05a0 [ 1334.710245][ T32] dd40: 7f323000 e069b000 8280c9b4 e08cdd9c e08cdda0 e08cdd70 80230ad4 80239bb0 [ 1334.710298][ T32] dd60: 80050013 ffffffff [ 1334.710361][ T32] r5:80050013 r4:80239bb0 [ 1334.710598][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1334.732725][ T32] r4:82ac11e4 [ 1334.732797][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.732867][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08cddc0 r5:e08cde08 [ 1334.732916][ T32] r4:e08cddc0 [ 1334.732939][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1334.732983][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9a40 [ 1334.733006][ T32] r4:00000000 [ 1334.733025][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1334.733089][ T32] r9:83018005 r8:84b7a400 r7:00000000 r6:83018000 r5:00001000 r4:7f09b000 [ 1334.733116][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1334.733159][ T32] r5:00001000 r4:e06d3000 [ 1334.733179][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1334.733217][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.733268][ T32] r5:85073f8c r4:85073c00 [ 1334.733292][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1334.733337][ T32] r7:dddced40 r6:83018000 r5:85073f8c r4:84b0bc80 [ 1334.733357][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1334.733464][ T32] r10:61c88647 r9:84b7a400 r8:84b0bcac r7:82804d40 r6:dddced40 r5:dddced60 [ 1334.733490][ T32] r4:84b0bc80 [ 1334.733509][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1334.733554][ T32] r10:00000000 r9:84b0bc80 r8:8027ecf4 r7:e08b1e60 r6:85024480 r5:84b7a400 [ 1334.733576][ T32] r4:00000001 [ 1334.733624][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.733699][ T32] Exception stack(0xe08cdfb0 to 0xe08cdff8) [ 1334.733764][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1334.733824][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.733878][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.733939][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1334.733985][ T32] r4:850d97c0 [ 1334.734037][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.734124][ T32] INFO: task kworker/0:567:4658 blocked for more than 461 seconds. [ 1334.734195][ T32] Not tainted 6.15.0-syzkaller #0 [ 1334.734247][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.734292][ T32] task:kworker/0:567 state:D stack:0 pid:4658 tgid:4658 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.734408][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.734495][ T32] Call trace: [ 1334.734610][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1334.734719][ T32] r10:829189c0 r9:eb1fdd84 r8:00000002 r7:60000013 r6:eb1fdd8c r5:85335400 [ 1334.734768][ T32] r4:85335400 [ 1334.734812][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1334.734856][ T32] r5:85335400 r4:829189bc [ 1334.734877][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.734917][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.734962][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb1fde08 [ 1334.734985][ T32] r4:00000000 [ 1334.735034][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1334.735175][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1334.735228][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1334.735270][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a7cf00 [ 1334.735292][ T32] r4:00000000 [ 1334.735311][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1334.735356][ T32] r9:83018005 r8:85335400 r7:00000000 r6:83018000 r5:00001000 r4:7f09b000 [ 1334.735379][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1334.735498][ T32] r5:00001000 r4:eaf11000 [ 1334.735521][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1334.735561][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.735599][ T32] r5:852c038c r4:852c0000 [ 1334.735639][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1334.735684][ T32] r7:dddced40 r6:83018000 r5:852c038c r4:85321f80 [ 1334.735704][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1334.735747][ T32] r10:61c88647 r9:85335400 r8:85321fac r7:82804d40 r6:dddced40 r5:dddced60 [ 1334.735783][ T32] r4:85321f80 [ 1334.735806][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1334.735848][ T32] r10:00000000 r9:85321f80 r8:8027ecf4 r7:eb1f9e60 r6:850e0000 r5:85335400 [ 1334.735870][ T32] r4:00000001 [ 1334.735888][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.735922][ T32] Exception stack(0xeb1fdfb0 to 0xeb1fdff8) [ 1334.735949][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1334.735978][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.736004][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.736051][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1334.736174][ T32] r4:84a7c2c0 [ 1334.736769][ T32] INFO: task kworker/0:567:4658 is blocked on a mutex likely owned by task kworker/0:314:3957. [ 1334.736814][ T32] task:kworker/0:314 state:R running task stack:0 pid:3957 tgid:3957 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.736875][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.736921][ T32] Call trace: [ 1334.736979][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1334.737029][ T32] r10:8280c9b4 r9:84b7a400 r8:80200be4 r7:e08cdd54 r6:ffffffff r5:84b7a400 [ 1334.737079][ T32] r4:00000000 [ 1334.737133][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.737194][ T32] Exception stack(0xe08cdd20 to 0xe08cdd68) [ 1334.737233][ T32] dd20: a3c2d000 e069b000 00000001 80239b98 7f323000 00000001 82ac11c4 82ac05a0 [ 1334.737263][ T32] dd40: 7f323000 e069b000 8280c9b4 e08cdd9c e08cdda0 e08cdd70 80230ad4 80239bb0 [ 1334.737288][ T32] dd60: 80050013 ffffffff [ 1334.737310][ T32] r5:80050013 r4:80239bb0 [ 1334.737330][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1334.737377][ T32] r4:82ac11e4 [ 1334.737421][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.737466][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08cddc0 r5:e08cde08 [ 1334.737487][ T32] r4:e08cddc0 [ 1334.737506][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1334.737546][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9a40 [ 1334.737567][ T32] r4:00000000 [ 1334.737586][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1334.737627][ T32] r9:83018005 r8:84b7a400 r7:00000000 r6:83018000 r5:00001000 r4:7f09b000 [ 1334.737648][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1334.737688][ T32] r5:00001000 r4:e06d3000 [ 1334.737735][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1334.737778][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.737818][ T32] r5:85073f8c r4:85073c00 [ 1334.737837][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1334.737889][ T32] r7:dddced40 r6:83018000 r5:85073f8c r4:84b0bc80 [ 1334.737968][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1334.738044][ T32] r10:61c88647 r9:84b7a400 r8:84b0bcac r7:82804d40 r6:dddced40 r5:dddced60 [ 1334.738074][ T32] r4:84b0bc80 [ 1334.738106][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1334.738153][ T32] r10:00000000 r9:84b0bc80 r8:8027ecf4 r7:e08b1e60 r6:85024480 r5:84b7a400 [ 1334.738187][ T32] r4:00000001 [ 1334.738233][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.738270][ T32] Exception stack(0xe08cdfb0 to 0xe08cdff8) [ 1334.738317][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1334.738511][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.738611][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.738656][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1334.738706][ T32] r4:850d97c0 [ 1334.738733][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.738792][ T32] INFO: task kworker/0:568:4660 blocked for more than 461 seconds. [ 1334.738827][ T32] Not tainted 6.15.0-syzkaller #0 [ 1334.738853][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.738875][ T32] task:kworker/0:568 state:D stack:0 pid:4660 tgid:4660 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.738930][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.739009][ T32] Call trace: [ 1334.739048][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1334.739108][ T32] r10:829189c0 r9:eb201d84 r8:00000002 r7:60000013 r6:eb201d8c r5:85336000 [ 1334.739189][ T32] r4:85336000 [ 1334.739215][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1334.739257][ T32] r5:85336000 r4:829189bc [ 1334.739280][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.739320][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.739388][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb201e08 [ 1334.739415][ T32] r4:00000000 [ 1334.739439][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1334.739480][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1334.739576][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1334.739623][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a7c5c0 [ 1334.739647][ T32] r4:00000000 [ 1334.739666][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1334.739708][ T32] r9:83018005 r8:85336000 r7:00000000 r6:83018000 r5:00001000 r4:7f067000 [ 1334.739731][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1334.739812][ T32] r5:00001000 r4:eae8d000 [ 1334.739855][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1334.739934][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.740017][ T32] r5:852baf8c r4:852bac00 [ 1334.740061][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1334.740166][ T32] r7:dddced40 r6:83018000 r5:852baf8c r4:850e0080 [ 1334.740216][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1334.740304][ T32] r10:61c88647 r9:85336000 r8:850e00ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1334.740374][ T32] r4:850e0080 [ 1334.740426][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1334.740520][ T32] r10:00000000 r9:850e0080 r8:8027ecf4 r7:eb1fde60 r6:850e0100 r5:85336000 [ 1334.740570][ T32] r4:00000001 [ 1334.759291][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.759460][ T32] Exception stack(0xeb201fb0 to 0xeb201ff8) [ 1334.759499][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1334.759555][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.759588][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.759621][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1334.759649][ T32] r4:84a7c3c0 [ 1334.760175][ T32] INFO: task kworker/0:568:4660 is blocked on a mutex likely owned by task kworker/0:314:3957. [ 1334.760215][ T32] task:kworker/0:314 state:R running task stack:0 pid:3957 tgid:3957 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.760359][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.760424][ T32] Call trace: [ 1334.760459][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1334.779633][ T32] r10:8280c9b4 r9:84b7a400 r8:80200be4 r7:e08cdd54 r6:ffffffff r5:84b7a400 [ 1334.779987][ T32] r4:00000000 [ 1334.780063][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.780200][ T32] Exception stack(0xe08cdd20 to 0xe08cdd68) [ 1334.780291][ T32] dd20: a431e000 e069b000 00000001 80239b98 7f323000 00000001 82ac11c4 82ac05a0 [ 1334.780370][ T32] dd40: 7f323000 e069b000 8280c9b4 e08cdd9c e08cdda0 e08cdd70 80230ad4 80239bb0 [ 1334.780430][ T32] dd60: 80050013 ffffffff [ 1334.780486][ T32] r5:80050013 r4:80239bb0 [ 1334.780586][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1334.781685][ T32] r4:82ac11e4 [ 1334.781781][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.781907][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08cddc0 r5:e08cde08 [ 1334.781976][ T32] r4:e08cddc0 [ 1334.782027][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1334.782150][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9a40 [ 1334.782217][ T32] r4:00000000 [ 1334.782263][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1334.782364][ T32] r9:83018005 r8:84b7a400 r7:00000000 r6:83018000 r5:00001000 r4:7f09b000 [ 1334.782432][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1334.782528][ T32] r5:00001000 r4:e06d3000 [ 1334.782601][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1334.782713][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.782800][ T32] r5:85073f8c r4:85073c00 [ 1334.782861][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1334.782957][ T32] r7:dddced40 r6:83018000 r5:85073f8c r4:84b0bc80 [ 1334.783004][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1334.783097][ T32] r10:61c88647 r9:84b7a400 r8:84b0bcac r7:82804d40 r6:dddced40 r5:dddced60 [ 1334.783185][ T32] r4:84b0bc80 [ 1334.783231][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1334.783323][ T32] r10:00000000 r9:84b0bc80 r8:8027ecf4 r7:e08b1e60 r6:85024480 r5:84b7a400 [ 1334.783379][ T32] r4:00000001 [ 1334.783427][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.783505][ T32] Exception stack(0xe08cdfb0 to 0xe08cdff8) [ 1334.783568][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1334.783629][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.783684][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.783745][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1334.783881][ T32] r4:850d97c0 [ 1334.783944][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.784021][ T32] INFO: task kworker/0:569:4662 blocked for more than 461 seconds. [ 1334.784094][ T32] Not tainted 6.15.0-syzkaller #0 [ 1334.784166][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.784231][ T32] task:kworker/0:569 state:D stack:0 pid:4662 tgid:4662 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.784396][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.784484][ T32] Call trace: [ 1334.784577][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) ** 3 printk messages dropped ** [ 1334.784930][ T32] r5:85336c00 r4:829189bc [ 1334.784979][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1334.785239][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1334.785531][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a7c740 ** 9 printk messages dropped ** [ 1334.786312][ T32] r7:dddced40 r6:83018000 r5:852bb38c r4:850e0180 ** 7 printk messages dropped ** [ 1334.786925][ T32] Exception stack(0xeb1e1fb0 to 0xeb1e1ff8) ** 5 printk messages dropped ** [ 1334.788267][ T32] INFO: task kworker/0:569:4662 is blocked on a mutex likely owned by task kworker/0:314:3957. ** 7 printk messages dropped ** [ 1334.789071][ T32] Exception stack(0xe08cdd20 to 0xe08cdd68) [ 1334.789146][ T32] dd20: a431e000 e069b000 00000001 80239b98 7f323000 00000001 82ac11c4 82ac05a0 [ 1334.789206][ T32] dd40: 7f323000 e069b000 8280c9b4 e08cdd9c e08cdda0 e08cdd70 80230ad4 80239bb0 [ 1334.789280][ T32] dd60: 80050013 ffffffff [ 1334.789340][ T32] r5:80050013 r4:80239bb0 [ 1334.789398][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1334.789485][ T32] r4:82ac11e4 [ 1334.789532][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.789632][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08cddc0 r5:e08cde08 [ 1334.789758][ T32] r4:e08cddc0 [ 1334.789813][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1334.789906][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9a40 [ 1334.790010][ T32] r4:00000000 [ 1334.790068][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1334.790161][ T32] r9:83018005 r8:84b7a400 r7:00000000 r6:83018000 r5:00001000 r4:7f09b000 [ 1334.790252][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1334.790379][ T32] r5:00001000 r4:e06d3000 [ 1334.790453][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1334.814895][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.815066][ T32] r5:85073f8c r4:85073c00 [ 1334.815163][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1334.815267][ T32] r7:dddced40 r6:83018000 r5:85073f8c r4:84b0bc80 [ 1334.815315][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1334.815423][ T32] r10:61c88647 r9:84b7a400 r8:84b0bcac r7:82804d40 r6:dddced40 r5:dddced60 [ 1334.815476][ T32] r4:84b0bc80 [ 1334.815540][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1334.815655][ T32] r10:00000000 r9:84b0bc80 r8:8027ecf4 r7:e08b1e60 r6:85024480 r5:84b7a400 [ 1334.815704][ T32] r4:00000001 [ 1334.815747][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.815824][ T32] Exception stack(0xe08cdfb0 to 0xe08cdff8) [ 1334.815891][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1334.815970][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.816033][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.816095][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1334.816189][ T32] r4:850d97c0 [ 1334.816260][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.816326][ T32] INFO: task kworker/0:570:4664 blocked for more than 461 seconds. [ 1334.816460][ T32] Not tainted 6.15.0-syzkaller #0 [ 1334.816532][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.816602][ T32] task:kworker/0:570 state:D stack:0 pid:4664 tgid:4664 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.816731][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.816862][ T32] Call trace: [ 1334.816942][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1334.817040][ T32] r10:829189c0 r9:eb205d84 r8:00000002 r7:60000113 r6:eb205d8c r5:85331800 [ 1334.817112][ T32] r4:85331800 [ 1334.817270][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1334.817384][ T32] r5:85331800 r4:829189bc [ 1334.817430][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.817511][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.817599][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb205e08 [ 1334.817648][ T32] r4:00000000 [ 1334.817702][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1334.817779][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1334.817860][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1334.817938][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a7cac0 [ 1334.817980][ T32] r4:00000000 [ 1334.818022][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1334.818109][ T32] r9:83018005 r8:85331800 r7:00000000 r6:83018000 r5:00001000 r4:7f097000 [ 1334.818158][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1334.818307][ T32] r5:00001000 r4:eaebd000 [ 1334.818366][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1334.818449][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.818528][ T32] r5:852bbb8c r4:852bb800 [ 1334.818571][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1334.818680][ T32] r7:dddced40 r6:83018000 r5:852bbb8c r4:850e0280 [ 1334.818731][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1334.818816][ T32] r10:61c88647 r9:85331800 r8:850e02ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1334.818875][ T32] r4:850e0280 [ 1334.818920][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1334.819025][ T32] r10:00000000 r9:850e0280 r8:8027ecf4 r7:eb1fde60 r6:850e0300 r5:85331800 [ 1334.819078][ T32] r4:00000001 [ 1334.819154][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.819257][ T32] Exception stack(0xeb205fb0 to 0xeb205ff8) [ 1334.819319][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1334.819382][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.819443][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.819533][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1334.819604][ T32] r4:84a7c540 [ 1334.834662][ T32] INFO: task kworker/0:570:4664 is blocked on a mutex likely owned by task kworker/0:314:3957. [ 1334.834894][ T32] task:kworker/0:314 state:R running task stack:0 pid:3957 tgid:3957 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.835049][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.835205][ T32] Call trace: [ 1334.835295][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1334.835411][ T32] r10:8280c9b4 r9:84b7a400 r8:80200be4 r7:e08cdd54 r6:ffffffff r5:84b7a400 [ 1334.835506][ T32] r4:00000000 [ 1334.835574][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.835701][ T32] Exception stack(0xe08cdd20 to 0xe08cdd68) [ 1334.835827][ T32] dd20: a4557000 e069b000 00000001 80239b98 7f323000 00000001 82ac11c4 82ac05a0 [ 1334.835893][ T32] dd40: 7f323000 e069b000 8280c9b4 e08cdd9c e08cdda0 e08cdd70 80230ad4 80239bb0 [ 1334.835938][ T32] dd60: 80050013 ffffffff [ 1334.835982][ T32] r5:80050013 r4:80239bb0 [ 1334.836018][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1334.836108][ T32] r4:82ac11e4 [ 1334.836178][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.836259][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08cddc0 r5:e08cde08 [ 1334.836300][ T32] r4:e08cddc0 [ 1334.836377][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1334.836460][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9a40 [ 1334.836503][ T32] r4:00000000 [ 1334.836539][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1334.836622][ T32] r9:83018005 r8:84b7a400 r7:00000000 r6:83018000 r5:00001000 r4:7f09b000 [ 1334.836662][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1334.836748][ T32] r5:00001000 r4:e06d3000 [ 1334.836796][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1334.836883][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.836960][ T32] r5:85073f8c r4:85073c00 [ 1334.837010][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1334.837092][ T32] r7:dddced40 r6:83018000 r5:85073f8c r4:84b0bc80 [ 1334.837132][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1334.837212][ T32] r10:61c88647 r9:84b7a400 r8:84b0bcac r7:82804d40 r6:dddced40 r5:dddced60 [ 1334.837253][ T32] r4:84b0bc80 [ 1334.837307][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1334.837408][ T32] r10:00000000 r9:84b0bc80 r8:8027ecf4 r7:e08b1e60 r6:85024480 r5:84b7a400 [ 1334.837453][ T32] r4:00000001 [ 1334.837529][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.837606][ T32] Exception stack(0xe08cdfb0 to 0xe08cdff8) [ 1334.837659][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1334.837737][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.837791][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.837844][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1334.837893][ T32] r4:850d97c0 [ 1334.838015][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.838076][ T32] INFO: task kworker/1:197:4667 blocked for more than 461 seconds. [ 1334.838139][ T32] Not tainted 6.15.0-syzkaller #0 [ 1334.838198][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.838274][ T32] task:kworker/1:197 state:D stack:0 pid:4667 tgid:4667 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.838397][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.838476][ T32] Call trace: [ 1334.838534][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1334.838640][ T32] r10:829189c0 r9:eb20dd84 r8:00000002 r7:60000113 r6:eb20dd8c r5:852d0c00 [ 1334.838694][ T32] r4:852d0c00 [ 1334.838734][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1334.838806][ T32] r5:852d0c00 r4:829189bc [ 1334.838841][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.838927][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.839015][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb20de08 [ 1334.839057][ T32] r4:00000000 [ 1334.839110][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1334.839246][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1334.839351][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1334.839436][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bb0e80 [ 1334.839502][ T32] r4:00000000 [ 1334.839542][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1334.839616][ T32] r9:83018205 r8:852d0c00 r7:00000000 r6:83018200 r5:00001000 r4:7f09d000 [ 1334.839706][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1334.839796][ T32] r5:00001000 r4:eaf31000 [ 1334.839870][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1334.839957][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.840037][ T32] r5:8524078c r4:85240400 [ 1334.840084][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1334.840202][ T32] r7:ddde2d40 r6:83018200 r5:8524078c r4:85307880 [ 1334.840260][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1334.840378][ T32] r10:61c88647 r9:852d0c00 r8:853078ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1334.840447][ T32] r4:85307880 [ 1334.840584][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1334.861372][ T32] r10:00000000 r9:85307880 r8:8027ecf4 r7:eb1d1e60 r6:850e0380 r5:852d0c00 [ 1334.861460][ T32] r4:00000001 [ 1334.861580][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.861699][ T32] Exception stack(0xeb20dfb0 to 0xeb20dff8) [ 1334.861762][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1334.861821][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.861878][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.861967][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1334.862032][ T32] r4:84bb0bc0 [ 1334.862965][ T32] INFO: task kworker/1:197:4667 is blocked on a mutex likely owned by task kworker/0:314:3957. [ 1334.863049][ T32] task:kworker/0:314 state:R running task stack:0 pid:3957 tgid:3957 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.863246][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.863393][ T32] Call trace: [ 1334.863462][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1334.863565][ T32] r10:8280c9b4 r9:84b7a400 r8:80200be4 r7:e08cdd54 r6:ffffffff r5:84b7a400 [ 1334.863612][ T32] r4:00000000 [ 1334.863652][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.863734][ T32] Exception stack(0xe08cdd20 to 0xe08cdd68) [ 1334.863812][ T32] dd20: a4682000 e069b000 00000001 80239b98 7f323000 00000001 82ac11c4 82ac05a0 [ 1334.863879][ T32] dd40: 7f323000 e069b000 8280c9b4 e08cdd9c e08cdda0 e08cdd70 80230ad4 80239bb0 [ 1334.863944][ T32] dd60: 80050013 ffffffff [ 1334.863999][ T32] r5:80050013 r4:80239bb0 [ 1334.864081][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1334.864178][ T32] r4:82ac11e4 [ 1334.864241][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.864347][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08cddc0 r5:e08cde08 [ 1334.864409][ T32] r4:e08cddc0 [ 1334.864453][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1334.864539][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9a40 [ 1334.864591][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1334.865014][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1334.865754][ T32] r4:00000001 [ 1334.865794][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.865864][ T32] Exception stack(0xe08cdfb0 to 0xe08cdff8) [ 1334.865920][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1334.865978][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.866033][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.866120][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1334.866176][ T32] r4:850d97c0 [ 1334.866223][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.866306][ T32] INFO: task kworker/0:571:4668 blocked for more than 461 seconds. [ 1334.866402][ T32] Not tainted 6.15.0-syzkaller #0 [ 1334.866465][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.866510][ T32] task:kworker/0:571 state:D stack:0 pid:4668 tgid:4668 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.866607][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.866684][ T32] Call trace: [ 1334.866793][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1334.866901][ T32] r10:829189c0 r9:eb211d84 r8:00000002 r7:60000113 r6:eb211d8c r5:852d1800 [ 1334.866956][ T32] r4:852d1800 [ 1334.866998][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1334.867093][ T32] r5:852d1800 r4:829189bc [ 1334.867171][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.867248][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.867331][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb211e08 [ 1334.867380][ T32] r4:00000000 [ 1334.867420][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1334.867488][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1334.867562][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1334.867647][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a7cc40 [ 1334.867696][ T32] r4:00000000 [ 1334.867737][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1334.867821][ T32] r9:83018005 r8:852d1800 r7:00000000 r6:83018000 r5:00001000 r4:7f099000 [ 1334.867884][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1334.867992][ T32] r5:00001000 r4:eaedd000 [ 1334.868052][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1334.868134][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.868223][ T32] r5:852bbf8c r4:852bbc00 [ 1334.868274][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1334.868370][ T32] r7:dddced40 r6:83018000 r5:852bbf8c r4:850e0400 [ 1334.868416][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1334.868505][ T32] r10:61c88647 r9:852d1800 r8:850e042c r7:82804d40 r6:dddced40 r5:dddced60 [ 1334.868553][ T32] r4:850e0400 [ 1334.868592][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1334.868677][ T32] r10:00000000 r9:850e0400 r8:8027ecf4 r7:eb1fde60 r6:850e0480 r5:852d1800 [ 1334.868727][ T32] r4:00000001 [ 1334.868767][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.868836][ T32] Exception stack(0xeb211fb0 to 0xeb211ff8) [ 1334.868889][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1334.868949][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.869003][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.869061][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1334.869126][ T32] r4:84a7ca40 [ 1334.869843][ T32] INFO: task kworker/0:571:4668 is blocked on a mutex likely owned by task kworker/0:314:3957. [ 1334.869926][ T32] task:kworker/0:314 state:R running task stack:0 pid:3957 tgid:3957 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.870072][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.870181][ T32] Call trace: [ 1334.870251][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1334.870364][ T32] r10:8280c9b4 r9:84b7a400 r8:80200be4 r7:e08cdd54 r6:ffffffff r5:84b7a400 [ 1334.870416][ T32] r4:00000000 [ 1334.870460][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.899459][ T32] Exception stack(0xe08cdd20 to 0xe08cdd68) [ 1334.899580][ T32] dd20: a48e7000 e069b000 00000001 80239b98 7f323000 00000001 82ac11c4 82ac05a0 [ 1334.899648][ T32] dd40: 7f323000 e069b000 8280c9b4 e08cdd9c e08cdda0 e08cdd70 80230ad4 80239bb0 [ 1334.899697][ T32] dd60: 80050013 ffffffff [ 1334.899761][ T32] r5:80050013 r4:80239bb0 [ 1334.899817][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1334.899943][ T32] r4:82ac11e4 [ 1334.899991][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.900083][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08cddc0 r5:e08cde08 [ 1334.900143][ T32] r4:e08cddc0 [ 1334.900189][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1334.900278][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9a40 [ 1334.900337][ T32] r4:00000000 [ 1334.900413][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1334.900506][ T32] r9:83018005 r8:84b7a400 r7:00000000 r6:83018000 r5:00001000 r4:7f09b000 [ 1334.900628][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1334.911662][ T32] r5:00001000 r4:e06d3000 [ 1334.911748][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1334.911875][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.911960][ T32] r5:85073f8c r4:85073c00 [ 1334.912013][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1334.912120][ T32] r7:dddced40 r6:83018000 r5:85073f8c r4:84b0bc80 [ 1334.912168][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1334.912258][ T32] r10:61c88647 r9:84b7a400 r8:84b0bcac r7:82804d40 r6:dddced40 r5:dddced60 [ 1334.912305][ T32] r4:84b0bc80 [ 1334.912369][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1334.912477][ T32] r10:00000000 r9:84b0bc80 r8:8027ecf4 r7:e08b1e60 r6:85024480 r5:84b7a400 [ 1334.912526][ T32] r4:00000001 [ 1334.912566][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.912640][ T32] Exception stack(0xe08cdfb0 to 0xe08cdff8) [ 1334.912720][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1334.912789][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.912859][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.912949][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1334.913011][ T32] r4:850d97c0 [ 1334.913066][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.913126][ T32] INFO: task kworker/0:572:4669 blocked for more than 461 seconds. [ 1334.913196][ T32] Not tainted 6.15.0-syzkaller #0 [ 1334.913247][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.913294][ T32] task:kworker/0:572 state:D stack:0 pid:4669 tgid:4669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.913420][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.913541][ T32] Call trace: [ 1334.913621][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1334.913718][ T32] r10:829189c0 r9:eb215d84 r8:00000002 r7:60000013 r6:eb215d8c r5:852d2400 [ 1334.913769][ T32] r4:852d2400 [ 1334.913831][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1334.913919][ T32] r5:852d2400 r4:829189bc [ 1334.913979][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.914064][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.914202][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb215e08 [ 1334.914273][ T32] r4:00000000 [ 1334.914320][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1334.914407][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1334.914510][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1334.914619][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850ea100 [ 1334.914671][ T32] r4:00000000 [ 1334.914713][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1334.914802][ T32] r9:83018005 r8:852d2400 r7:00000000 r6:83018000 r5:00001000 r4:7f09f000 [ 1334.914845][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) ** 4 printk messages dropped ** [ 1334.915320][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) ** 9 printk messages dropped ** [ 1334.916037][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1334.917804][ T32] r10:8280c9b4 r9:84b7a400 r8:80200be4 r7:e08cdd54 r6:ffffffff r5:84b7a400 ** 10 printk messages dropped ** [ 1334.918516][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08cddc0 r5:e08cde08 ** 7 printk messages dropped ** [ 1334.919041][ T32] r5:00001000 r4:e06d3000 ** 4 printk messages dropped ** [ 1334.919421][ T32] r7:dddced40 r6:83018000 r5:85073f8c r4:84b0bc80 ** 7 printk messages dropped ** [ 1334.920018][ T32] Exception stack(0xe08cdfb0 to 0xe08cdff8) ** 6 printk messages dropped ** [ 1334.920455][ T32] INFO: task kworker/1:198:4673 blocked for more than 461 seconds. ** 9 printk messages dropped ** [ 1334.942444][ T32] r5:852d3000 r4:829189bc [ 1334.942533][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.942624][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.942715][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb219e08 [ 1334.942760][ T32] r4:00000000 [ 1334.942804][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1334.942888][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1334.942973][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1334.943064][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85004240 [ 1334.943142][ T32] r4:00000000 [ 1334.943187][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1334.943269][ T32] r9:83018205 r8:852d3000 r7:00000000 r6:83018200 r5:00001000 r4:7f0a9000 [ 1334.943309][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1334.943395][ T32] r5:00001000 r4:eb28b000 [ 1334.943440][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1334.943520][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.943597][ T32] r5:8524178c r4:85241400 [ 1334.943637][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1334.943724][ T32] r7:ddde2d40 r6:83018200 r5:8524178c r4:85307900 [ 1334.943770][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1334.943882][ T32] r10:61c88647 r9:852d3000 r8:8530792c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1334.943936][ T32] r4:85307900 [ 1334.944012][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1334.944111][ T32] r10:00000000 r9:85307900 r8:8027ecf4 r7:eb1d1e60 r6:850e0600 r5:852d3000 [ 1334.944158][ T32] r4:00000001 [ 1334.944235][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.944332][ T32] Exception stack(0xeb219fb0 to 0xeb219ff8) [ 1334.944403][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1334.944520][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.944696][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.944766][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1334.944812][ T32] r4:84bb0d80 [ 1334.945758][ T32] INFO: task kworker/1:198:4673 is blocked on a mutex likely owned by task kworker/0:314:3957. [ 1334.945870][ T32] task:kworker/0:314 state:R running task stack:0 pid:3957 tgid:3957 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.946061][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.946154][ T32] Call trace: [ 1334.946215][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1334.946312][ T32] r10:8280c9b4 r9:84b7a400 r8:80200be4 r7:e08cdd54 r6:ffffffff r5:84b7a400 [ 1334.946420][ T32] r4:00000000 [ 1334.946508][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.946591][ T32] Exception stack(0xe08cdd20 to 0xe08cdd68) [ 1334.946716][ T32] dd20: a4c31000 e069b000 00000001 80239b98 7f323000 00000001 82ac11c4 82ac05a0 [ 1334.946786][ T32] dd40: 7f323000 e069b000 8280c9b4 e08cdd9c e08cdda0 e08cdd70 80230ad4 80239bb0 [ 1334.946834][ T32] dd60: 80050013 ffffffff [ 1334.946882][ T32] r5:80050013 r4:80239bb0 [ 1334.946953][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1334.947045][ T32] r4:82ac11e4 [ 1334.947109][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.947313][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08cddc0 r5:e08cde08 [ 1334.947372][ T32] r4:e08cddc0 [ 1334.947421][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1334.947507][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9a40 [ 1334.947574][ T32] r4:00000000 [ 1334.947624][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1334.947714][ T32] r9:83018005 r8:84b7a400 r7:00000000 r6:83018000 r5:00001000 r4:7f09b000 [ 1334.947760][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1334.947873][ T32] r5:00001000 r4:e06d3000 [ 1334.947922][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1334.947999][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.948135][ T32] r5:85073f8c r4:85073c00 [ 1334.948219][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1334.948317][ T32] r7:dddced40 r6:83018000 r5:85073f8c r4:84b0bc80 [ 1334.948372][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1334.948466][ T32] r10:61c88647 r9:84b7a400 r8:84b0bcac r7:82804d40 r6:dddced40 r5:dddced60 [ 1334.948512][ T32] r4:84b0bc80 [ 1334.948551][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1334.948673][ T32] r10:00000000 r9:84b0bc80 r8:8027ecf4 r7:e08b1e60 r6:85024480 r5:84b7a400 [ 1334.948726][ T32] r4:00000001 [ 1334.948828][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.948909][ T32] Exception stack(0xe08cdfb0 to 0xe08cdff8) [ 1334.949017][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1334.949310][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 4 printk messages dropped ** [ 1334.949670][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1334.950177][ T32] r5:852d3c00 r4:829189bc [ 1334.950217][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 1 printk messages dropped ** [ 1334.950398][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb209e08 ** 2 printk messages dropped ** [ 1334.983594][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) ** 5 printk messages dropped ** [ 1334.984173][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1334.984465][ T32] r5:852c0b8c r4:852c0800 ** 3 printk messages dropped ** [ 1334.984722][ T32] r10:61c88647 r9:852d3c00 r8:850e06ac r7:82804d40 r6:dddced40 r5:dddced60 ** 3 printk messages dropped ** [ 1334.985034][ T32] r4:00000001 ** 2 printk messages dropped ** [ 1334.985251][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1334.986568][ T32] task:kworker/0:314 state:R running task stack:0 pid:3957 tgid:3957 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 1 printk messages dropped ** [ 1334.986824][ T32] Call trace: [ 1334.986949][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1334.987048][ T32] r10:8280c9b4 r9:84b7a400 r8:80200be4 r7:e08cdd54 r6:ffffffff r5:84b7a400 [ 1334.987094][ T32] r4:00000000 [ 1334.987174][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.987258][ T32] Exception stack(0xe08cdd20 to 0xe08cdd68) [ 1334.987367][ T32] dd20: a5002000 e069b000 00000001 80239b98 7f323000 00000001 82ac11c4 82ac05a0 [ 1334.987443][ T32] dd40: 7f323000 e069b000 8280c9b4 e08cdd9c e08cdda0 e08cdd70 80230ad4 80239bb0 [ 1334.987488][ T32] dd60: 80050013 ffffffff [ 1334.987534][ T32] r5:80050013 r4:80239bb0 [ 1334.987578][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1334.987659][ T32] r4:82ac11e4 [ 1334.987725][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.987828][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08cddc0 r5:e08cde08 [ 1334.987873][ T32] r4:e08cddc0 [ 1334.987916][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1334.988000][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9a40 [ 1334.988062][ T32] r4:00000000 [ 1334.988109][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1334.988221][ T32] r9:83018005 r8:84b7a400 r7:00000000 r6:83018000 r5:00001000 r4:7f09b000 [ 1334.988274][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1334.988382][ T32] r5:00001000 r4:e06d3000 [ 1334.988432][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1334.988512][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.988592][ T32] r5:85073f8c r4:85073c00 [ 1334.988634][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1334.988718][ T32] r7:dddced40 r6:83018000 r5:85073f8c r4:84b0bc80 [ 1334.988761][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1334.988880][ T32] r10:61c88647 r9:84b7a400 r8:84b0bcac r7:82804d40 r6:dddced40 r5:dddced60 [ 1334.988936][ T32] r4:84b0bc80 [ 1334.988975][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1334.989061][ T32] r10:00000000 r9:84b0bc80 r8:8027ecf4 r7:e08b1e60 r6:85024480 r5:84b7a400 [ 1334.989107][ T32] r4:00000001 [ 1334.989148][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.989214][ T32] Exception stack(0xe08cdfb0 to 0xe08cdff8) [ 1334.989286][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1334.989371][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.989438][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.989499][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1334.989564][ T32] r4:850d97c0 [ 1334.989615][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.989706][ T32] INFO: task kworker/0:574:4676 blocked for more than 461 seconds. [ 1334.989819][ T32] Not tainted 6.15.0-syzkaller #0 [ 1334.989906][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.990001][ T32] task:kworker/0:574 state:D stack:0 pid:4676 tgid:4676 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.990108][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.990196][ T32] Call trace: [ 1334.990329][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1334.990452][ T32] r10:829189c0 r9:eb221d84 r8:00000002 r7:60000113 r6:eb221d8c r5:852d4800 [ 1334.990504][ T32] r4:852d4800 [ 1335.011337][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1335.011633][ T32] r5:852d4800 r4:829189bc [ 1335.011683][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.011766][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.011853][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb221e08 [ 1335.011898][ T32] r4:00000000 [ 1335.011958][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1335.012046][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1335.012174][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1335.012269][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850ea7c0 [ 1335.012317][ T32] r4:00000000 [ 1335.012364][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) ** 3 printk messages dropped ** [ 1335.012628][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1335.012937][ T32] r7:dddced40 r6:83018000 r5:852c138c r4:850e0780 ** 5 printk messages dropped ** [ 1335.013352][ T32] r4:00000001 ** 2 printk messages dropped ** [ 1335.013551][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1335.014751][ T32] INFO: task kworker/0:574:4676 is blocked on a mutex likely owned by task kworker/0:314:3957. ** 4 printk messages dropped ** [ 1335.015405][ T32] r10:8280c9b4 r9:84b7a400 r8:80200be4 r7:e08cdd54 r6:ffffffff r5:84b7a400 ** 5 printk messages dropped ** [ 1335.015827][ T32] dd60: 80050013 ffffffff ** 4 printk messages dropped ** [ 1335.016224][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08cddc0 r5:e08cde08 ** 2 printk messages dropped ** [ 1335.016423][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9a40 ** 4 printk messages dropped ** [ 1335.016920][ T32] r5:00001000 r4:e06d3000 ** 2 printk messages dropped ** [ 1335.017195][ T32] r5:85073f8c r4:85073c00 ** 1 printk messages dropped ** [ 1335.017345][ T32] r7:dddced40 r6:83018000 r5:85073f8c r4:84b0bc80 ** 3 printk messages dropped ** [ 1335.017603][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) ** 3 printk messages dropped ** [ 1335.017915][ T32] Exception stack(0xe08cdfb0 to 0xe08cdff8) [ 1335.017977][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1335.018060][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.018123][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.018181][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1335.018227][ T32] r4:850d97c0 [ 1335.018289][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.018406][ T32] INFO: task kworker/0:575:4677 blocked for more than 461 seconds. [ 1335.018505][ T32] Not tainted 6.15.0-syzkaller #0 [ 1335.018566][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.018610][ T32] task:kworker/0:575 state:D stack:0 pid:4677 tgid:4677 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.018749][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.018877][ T32] Call trace: [ 1335.018940][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1335.019029][ T32] r10:829189c0 r9:eb225d84 r8:00000002 r7:60000113 r6:eb225d8c r5:852d6000 [ 1335.019076][ T32] r4:852d6000 [ 1335.019170][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1335.019257][ T32] r5:852d6000 r4:829189bc [ 1335.019299][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.019383][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.019466][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb225e08 [ 1335.019515][ T32] r4:00000000 [ 1335.019555][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1335.019658][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1335.019751][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1335.019830][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850ea540 [ 1335.019880][ T32] r4:00000000 [ 1335.019925][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1335.020011][ T32] r9:83018005 r8:852d6000 r7:00000000 r6:83018000 r5:00001000 r4:7f0a3000 [ 1335.020063][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1335.020147][ T32] r5:00001000 r4:eaf69000 [ 1335.020191][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1335.020279][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.020370][ T32] r5:852c0f8c r4:852c0c00 [ 1335.020412][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1335.051456][ T32] r7:dddced40 r6:83018000 r5:852c0f8c r4:850e0880 [ 1335.051643][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1335.051814][ T32] r10:61c88647 r9:852d6000 r8:850e08ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1335.051888][ T32] r4:850e0880 [ 1335.051938][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1335.052033][ T32] r10:00000000 r9:850e0880 r8:8027ecf4 r7:eb221e60 r6:850e0900 r5:852d6000 [ 1335.052094][ T32] r4:00000001 [ 1335.052204][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.052300][ T32] Exception stack(0xeb225fb0 to 0xeb225ff8) [ 1335.052366][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1335.052427][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.052480][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.052549][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1335.052620][ T32] r4:850ea3c0 [ 1335.053605][ T32] INFO: task kworker/0:575:4677 is blocked on a mutex likely owned by task kworker/0:314:3957. [ 1335.053693][ T32] task:kworker/0:314 state:R running task stack:0 pid:3957 tgid:3957 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.053875][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.053990][ T32] Call trace: [ 1335.054066][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1335.054173][ T32] r10:8280c9b4 r9:84b7a400 r8:80200be4 r7:e08cdd54 r6:ffffffff r5:84b7a400 [ 1335.054242][ T32] r4:00000000 [ 1335.054292][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.054429][ T32] Exception stack(0xe08cdd20 to 0xe08cdd68) [ 1335.054554][ T32] dd20: a5412000 e069b000 00000001 80239b98 7f323000 00000001 82ac11c4 82ac05a0 [ 1335.054652][ T32] dd40: 7f323000 e069b000 8280c9b4 e08cdd9c e08cdda0 e08cdd70 80230ad4 80239bb0 [ 1335.054724][ T32] dd60: 80050013 ffffffff [ 1335.054790][ T32] r5:80050013 r4:80239bb0 [ 1335.054845][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1335.054942][ T32] r4:82ac11e4 [ 1335.054989][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.055091][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08cddc0 r5:e08cde08 [ 1335.055203][ T32] r4:e08cddc0 [ 1335.055265][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1335.055382][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9a40 [ 1335.055512][ T32] r4:00000000 [ 1335.055559][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1335.055642][ T32] r9:83018005 r8:84b7a400 r7:00000000 r6:83018000 r5:00001000 r4:7f09b000 [ 1335.055690][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1335.055773][ T32] r5:00001000 r4:e06d3000 [ 1335.055835][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1335.055930][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.056031][ T32] r5:85073f8c r4:85073c00 [ 1335.056096][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1335.056191][ T32] r7:dddced40 r6:83018000 r5:85073f8c r4:84b0bc80 [ 1335.056231][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1335.056312][ T32] r10:61c88647 r9:84b7a400 r8:84b0bcac r7:82804d40 r6:dddced40 r5:dddced60 [ 1335.056387][ T32] r4:84b0bc80 [ 1335.056458][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1335.056570][ T32] r10:00000000 r9:84b0bc80 r8:8027ecf4 r7:e08b1e60 r6:85024480 r5:84b7a400 [ 1335.056641][ T32] r4:00000001 [ 1335.056689][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.056764][ T32] Exception stack(0xe08cdfb0 to 0xe08cdff8) [ 1335.056829][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1335.056893][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.056967][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.057059][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1335.057132][ T32] r4:850d97c0 [ 1335.057189][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.057265][ T32] INFO: task kworker/0:576:4681 blocked for more than 461 seconds. [ 1335.057346][ T32] Not tainted 6.15.0-syzkaller #0 [ 1335.057412][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 1 printk messages dropped ** [ 1335.057558][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1335.057945][ T32] r5:852d6c00 r4:829189bc [ 1335.057988][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.058066][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.058173][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb21de08 [ 1335.058218][ T32] r4:00000000 [ 1335.058262][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1335.058338][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1335.058422][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1335.058506][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850ea8c0 [ 1335.058559][ T32] r4:00000000 [ 1335.058597][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1335.058676][ T32] r9:83018005 r8:852d6c00 r7:00000000 r6:83018000 r5:00001000 r4:7f0a7000 [ 1335.058717][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1335.058811][ T32] r5:00001000 r4:eaf9b000 [ 1335.058875][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1335.058971][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.059050][ T32] r5:852c178c r4:852c1400 [ 1335.059088][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1335.059207][ T32] r7:dddced40 r6:83018000 r5:852c178c r4:850e0980 [ 1335.059247][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1335.059342][ T32] r10:61c88647 r9:852d6c00 r8:850e09ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1335.059415][ T32] r4:850e0980 [ 1335.059482][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1335.059569][ T32] r10:00000000 r9:850e0980 r8:8027ecf4 r7:eb221e60 r6:850e0a00 r5:852d6c00 [ 1335.059610][ T32] r4:00000001 [ 1335.059647][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.059716][ T32] Exception stack(0xeb21dfb0 to 0xeb21dff8) [ 1335.059780][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1335.059842][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.059898][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.059956][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1335.060002][ T32] r4:850ea640 [ 1335.081709][ T32] INFO: task kworker/0:576:4681 is blocked on a mutex likely owned by task kworker/0:314:3957. [ 1335.081937][ T32] task:kworker/0:314 state:R running task stack:0 pid:3957 tgid:3957 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.082106][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.082261][ T32] Call trace: [ 1335.082468][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1335.082594][ T32] r10:8280c9b4 r9:84b7a400 r8:80200be4 r7:e08cdd54 r6:ffffffff r5:84b7a400 [ 1335.082644][ T32] r4:00000000 [ 1335.082688][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.082808][ T32] Exception stack(0xe08cdd20 to 0xe08cdd68) [ 1335.082879][ T32] dd20: a545d000 e069b000 00000001 80239b98 7f323000 00000001 82ac11c4 82ac05a0 [ 1335.082948][ T32] dd40: 7f323000 e069b000 8280c9b4 e08cdd9c e08cdda0 e08cdd70 80230ad4 80239bb0 [ 1335.083018][ T32] dd60: 80050013 ffffffff [ 1335.083100][ T32] r5:80050013 r4:80239bb0 [ 1335.083187][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1335.083281][ T32] r4:82ac11e4 [ 1335.083345][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.083460][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08cddc0 r5:e08cde08 [ 1335.083553][ T32] r4:e08cddc0 [ 1335.083608][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1335.083711][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9a40 [ 1335.083765][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1335.084048][ T32] r5:00001000 r4:e06d3000 ** 7 printk messages dropped ** [ 1335.084598][ T32] r4:84b0bc80 ** 6 printk messages dropped ** [ 1335.085027][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1335.085613][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1335.086010][ T32] r5:852d5400 r4:829189bc [ 1335.086050][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.086133][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) ** 1 printk messages dropped ** [ 1335.086267][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1335.086463][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) ** 4 printk messages dropped ** [ 1335.086792][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1335.087098][ T32] r5:852c1f8c r4:852c1c00 ** 1 printk messages dropped ** [ 1335.087273][ T32] r7:dddced40 r6:83018000 r5:852c1f8c r4:850e0a80 ** 4 printk messages dropped ** [ 1335.087633][ T32] r10:00000000 r9:850e0a80 r8:8027ecf4 r7:eb21de60 r6:850e0b00 r5:852d5400 ** 3 printk messages dropped ** [ 1335.087939][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1335.089116][ T32] task:kworker/0:314 state:R running task stack:0 pid:3957 tgid:3957 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1335.090110][ T32] r4:82ac11e4 ** 4 printk messages dropped ** [ 1335.090500][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9a40 ** 11 printk messages dropped ** [ 1335.114895][ T32] r10:61c88647 r9:84b7a400 r8:84b0bcac r7:82804d40 r6:dddced40 r5:dddced60 ** 2 printk messages dropped ** [ 1335.115093][ T32] r10:00000000 r9:84b0bc80 r8:8027ecf4 r7:e08b1e60 r6:85024480 r5:84b7a400 [ 1335.115194][ T32] r4:00000001 [ 1335.115245][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.115320][ T32] Exception stack(0xe08cdfb0 to 0xe08cdff8) [ 1335.115391][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1335.115454][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.115511][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.115571][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1335.115639][ T32] r4:850d97c0 [ 1335.115713][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.115811][ T32] INFO: task kworker/0:578:4684 blocked for more than 461 seconds. [ 1335.115882][ T32] Not tainted 6.15.0-syzkaller #0 [ 1335.115933][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.115983][ T32] task:kworker/0:578 state:D stack:0 pid:4684 tgid:4684 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.116105][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.116229][ T32] Call trace: [ 1335.116297][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1335.116405][ T32] r10:829189c0 r9:eb22dd84 r8:00000002 r7:60000113 r6:eb22dd8c r5:852d0000 [ 1335.116456][ T32] r4:852d0000 [ 1335.116502][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1335.116589][ T32] r5:852d0000 r4:829189bc [ 1335.116636][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.116742][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.116863][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb22de08 [ 1335.116921][ T32] r4:00000000 [ 1335.116968][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1335.117146][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1335.117243][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1335.117333][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850eaa00 [ 1335.117395][ T32] r4:00000000 [ 1335.117441][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1335.117531][ T32] r9:83018005 r8:852d0000 r7:00000000 r6:83018000 r5:00001000 r4:7f0a9000 [ 1335.117601][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1335.117699][ T32] r5:00001000 r4:eafb3000 [ 1335.117745][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1335.117825][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.117936][ T32] r5:852c1b8c r4:852c1800 [ 1335.117987][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1335.118101][ T32] r7:dddced40 r6:83018000 r5:852c1b8c r4:850e0b80 [ 1335.118166][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1335.118258][ T32] r10:61c88647 r9:852d0000 r8:850e0bac r7:82804d40 r6:dddced40 r5:dddced60 [ 1335.118337][ T32] r4:850e0b80 [ 1335.118414][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1335.118526][ T32] r10:00000000 r9:850e0b80 r8:8027ecf4 r7:eb229e60 r6:850e0c00 r5:852d0000 [ 1335.118579][ T32] r4:00000001 [ 1335.118638][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.118724][ T32] Exception stack(0xeb22dfb0 to 0xeb22dff8) [ 1335.118778][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1335.118838][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.118895][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.118957][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1335.119023][ T32] r4:850ea940 [ 1335.119775][ T32] INFO: task kworker/0:578:4684 is blocked on a mutex likely owned by task kworker/0:314:3957. [ 1335.119828][ T32] task:kworker/0:314 state:R running task stack:0 pid:3957 tgid:3957 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.119895][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1335.120365][ T32] dd40: 7f323000 e069b000 8280c9b4 e08cdd9c e08cdda0 e08cdd70 80230ad4 80239bb0 ** 6 printk messages dropped ** [ 1335.142301][ T32] r4:e08cddc0 ** 2 printk messages dropped ** [ 1335.142388][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1335.142471][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) ** 9 printk messages dropped ** [ 1335.143009][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) ** 10 printk messages dropped ** [ 1335.143698][ T32] INFO: task kworker/0:579:4687 blocked for more than 461 seconds. ** 9 printk messages dropped ** [ 1335.144328][ T32] r5:84526000 r4:829189bc [ 1335.144350][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 5 printk messages dropped ** [ 1335.144604][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) ** 10 printk messages dropped ** [ 1335.145159][ T32] r7:dddced40 r6:83018000 r5:852c238c r4:850e0c80 ** 8 printk messages dropped ** [ 1335.145467][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1335.146509][ T32] Call trace: ** 1 printk messages dropped ** [ 1335.146596][ T32] r10:8280c9b4 r9:84b7a400 r8:80200be4 r7:e08cdd54 r6:ffffffff r5:84b7a400 [ 1335.146696][ T32] r4:00000000 [ 1335.146727][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.146785][ T32] Exception stack(0xe08cdd20 to 0xe08cdd68) [ 1335.146849][ T32] dd20: a5bf5000 e069b000 00000001 80239b98 7f323000 00000001 82ac11c4 82ac05a0 [ 1335.146882][ T32] dd40: 7f323000 e069b000 8280c9b4 e08cdd9c e08cdda0 e08cdd70 80230ad4 80239bb0 [ 1335.146996][ T32] dd60: 80050013 ffffffff [ 1335.147091][ T32] r5:80050013 r4:80239bb0 [ 1335.147152][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1335.147244][ T32] r4:82ac11e4 [ 1335.147270][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.147314][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08cddc0 r5:e08cde08 [ 1335.147357][ T32] r4:e08cddc0 [ 1335.147464][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1335.147511][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9a40 [ 1335.147552][ T32] r4:00000000 [ 1335.147580][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1335.147686][ T32] r9:83018005 r8:84b7a400 r7:00000000 r6:83018000 r5:00001000 r4:7f09b000 [ 1335.147804][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1335.147871][ T32] r5:00001000 r4:e06d3000 [ 1335.147896][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1335.147935][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.147975][ T32] r5:85073f8c r4:85073c00 [ 1335.147995][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1335.148063][ T32] r7:dddced40 r6:83018000 r5:85073f8c r4:84b0bc80 [ 1335.148094][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1335.148141][ T32] r10:61c88647 r9:84b7a400 r8:84b0bcac r7:82804d40 r6:dddced40 r5:dddced60 [ 1335.148185][ T32] r4:84b0bc80 [ 1335.148210][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1335.148256][ T32] r10:00000000 r9:84b0bc80 r8:8027ecf4 r7:e08b1e60 r6:85024480 r5:84b7a400 [ 1335.148300][ T32] r4:00000001 [ 1335.148343][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.148401][ T32] Exception stack(0xe08cdfb0 to 0xe08cdff8) [ 1335.148432][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1335.148460][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.148497][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.148529][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1335.148574][ T32] r4:850d97c0 [ 1335.148620][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.148650][ T32] INFO: task kworker/0:580:4688 blocked for more than 461 seconds. [ 1335.148740][ T32] Not tainted 6.15.0-syzkaller #0 [ 1335.148769][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.148811][ T32] task:kworker/0:580 state:D stack:0 pid:4688 tgid:4688 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.148886][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.148962][ T32] Call trace: [ 1335.149042][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1335.149117][ T32] r10:829189c0 r9:eb235d84 r8:00000002 r7:60000013 r6:eb235d8c r5:848e8000 [ 1335.149151][ T32] r4:848e8000 [ 1335.149209][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1335.149257][ T32] r5:848e8000 r4:829189bc [ 1335.149317][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.149364][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.149453][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb235e08 [ 1335.149519][ T32] r4:00000000 [ 1335.149544][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1335.149583][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1335.149639][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1335.149746][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850ea480 [ 1335.149793][ T32] r4:00000000 [ 1335.149815][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1335.149856][ T32] r9:83018005 r8:848e8000 r7:00000000 r6:83018000 r5:00001000 r4:7f0b1000 [ 1335.149877][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1335.149951][ T32] r5:00001000 r4:eb249000 [ 1335.149976][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1335.150014][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.150074][ T32] r5:852c2b8c r4:852c2800 [ 1335.150125][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1335.150177][ T32] r7:dddced40 r6:83018000 r5:852c2b8c r4:850e0d80 [ 1335.150198][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1335.150241][ T32] r10:61c88647 r9:848e8000 r8:850e0dac r7:82804d40 r6:dddced40 r5:dddced60 [ 1335.150263][ T32] r4:850e0d80 [ 1335.150297][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1335.150352][ T32] r10:00000000 r9:850e0d80 r8:8027ecf4 r7:eb231e60 r6:850e0e00 r5:848e8000 [ 1335.150375][ T32] r4:00000001 [ 1335.150397][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.150475][ T32] Exception stack(0xeb235fb0 to 0xeb235ff8) [ 1335.150505][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1335.150607][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.171970][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.172031][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1335.172057][ T32] r4:850eabc0 [ 1335.172591][ T32] INFO: task kworker/0:580:4688 is blocked on a mutex likely owned by task kworker/0:314:3957. [ 1335.172632][ T32] task:kworker/0:314 state:R running task stack:0 pid:3957 tgid:3957 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.172718][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.172817][ T32] Call trace: [ 1335.172886][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1335.172963][ T32] r10:8280c9b4 r9:84b7a400 r8:80200be4 r7:e08cdd54 r6:ffffffff r5:84b7a400 [ 1335.172986][ T32] r4:00000000 [ 1335.173006][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.173244][ T32] Exception stack(0xe08cdd20 to 0xe08cdd68) [ 1335.173279][ T32] dd20: a62c5000 e069b000 00000001 80239b98 7f323000 00000001 82ac11c4 82ac05a0 [ 1335.173309][ T32] dd40: 7f323000 e069b000 8280c9b4 e08cdd9c e08cdda0 e08cdd70 80230ad4 80239bb0 [ 1335.173360][ T32] dd60: 80050013 ffffffff [ 1335.173387][ T32] r5:80050013 r4:80239bb0 [ 1335.173407][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) ** 6 printk messages dropped ** [ 1335.173704][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1335.174189][ T32] r5:85073f8c r4:85073c00 ** 9 printk messages dropped ** [ 1335.174859][ T32] Exception stack(0xe08cdfb0 to 0xe08cdff8) ** 8 printk messages dropped ** [ 1335.175473][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 7 printk messages dropped ** [ 1335.176550][ T32] r5:848e8c00 r4:829189bc ** 3 printk messages dropped ** [ 1335.176707][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1335.177348][ T32] r9:83018005 r8:848e8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f0af000 ** 4 printk messages dropped ** [ 1335.177542][ T32] r5:852c278c r4:852c2400 [ 1335.177560][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1335.177600][ T32] r7:dddced40 r6:83018000 r5:852c278c r4:850e0e80 [ 1335.177973][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1335.178052][ T32] r10:61c88647 r9:848e8c00 r8:850e0eac r7:82804d40 r6:dddced40 r5:dddced60 [ 1335.178079][ T32] r4:850e0e80 [ 1335.178374][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1335.178423][ T32] r10:00000000 r9:850e0e80 r8:8027ecf4 r7:eb235e60 r6:850e0f00 r5:848e8c00 [ 1335.178445][ T32] r4:00000001 [ 1335.178464][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.178525][ T32] Exception stack(0xeb241fb0 to 0xeb241ff8) [ 1335.178554][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1335.178582][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.178872][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.178903][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1335.178939][ T32] r4:850eacc0 [ 1335.179372][ T32] INFO: task kworker/0:581:4690 is blocked on a mutex likely owned by task kworker/0:314:3957. [ 1335.179632][ T32] task:kworker/0:314 state:R running task stack:0 pid:3957 tgid:3957 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.179924][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.179990][ T32] Call trace: [ 1335.180091][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1335.180144][ T32] r10:8280c9b4 r9:84b7a400 r8:80200be4 r7:e08cdd54 r6:ffffffff r5:84b7a400 [ 1335.180167][ T32] r4:00000000 [ 1335.180199][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.180242][ T32] Exception stack(0xe08cdd20 to 0xe08cdd68) [ 1335.180270][ T32] dd20: a62c5000 e069b000 00000001 80239b98 7f323000 00000001 82ac11c4 82ac05a0 [ 1335.180329][ T32] dd40: 7f323000 e069b000 8280c9b4 e08cdd9c e08cdda0 e08cdd70 80230ad4 80239bb0 [ 1335.180398][ T32] dd60: 80050013 ffffffff [ 1335.180425][ T32] r5:80050013 r4:80239bb0 [ 1335.180504][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1335.213566][ T32] r4:82ac11e4 [ 1335.213674][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.213748][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08cddc0 r5:e08cde08 [ 1335.213798][ T32] r4:e08cddc0 [ 1335.213824][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1335.213895][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9a40 ** 7 printk messages dropped ** [ 1335.214301][ T32] r5:85073f8c r4:85073c00 ** 11 printk messages dropped ** [ 1335.214874][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 14 printk messages dropped ** [ 1335.215636][ T32] r5:848ea400 r4:829189bc [ 1335.215656][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1335.215827][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1335.216038][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1335.216321][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 17 printk messages dropped ** [ 1335.217488][ T32] task:kworker/0:314 state:R running task stack:0 pid:3957 tgid:3957 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 24 printk messages dropped ** [ 1335.218948][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 14 printk messages dropped ** [ 1335.219678][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 6 printk messages dropped ** [ 1335.219949][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.220014][ T32] Call trace: [ 1335.220048][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1335.220118][ T32] r10:829189c0 r9:eb265d84 r8:00000002 r7:60000113 r6:eb265d8c r5:848eb000 [ 1335.220183][ T32] r4:848eb000 [ 1335.220206][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1335.220269][ T32] r5:848eb000 r4:829189bc [ 1335.220316][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.220357][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.220402][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb265e08 [ 1335.220424][ T32] r4:00000000 [ 1335.220467][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1335.220509][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1335.220600][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1335.227895][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8503a680 [ 1335.227944][ T32] r4:00000000 [ 1335.227991][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1335.228064][ T32] r9:83018005 r8:848eb000 r7:00000000 r6:83018000 r5:00001000 r4:7f0d9000 [ 1335.228095][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1335.228140][ T32] r5:00001000 r4:eb26d000 [ 1335.228159][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1335.228215][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.228266][ T32] r5:852c378c r4:852c3400 [ 1335.228286][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1335.228342][ T32] r7:dddced40 r6:83018000 r5:852c378c r4:850db080 [ 1335.228391][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1335.228456][ T32] r10:61c88647 r9:848eb000 r8:850db0ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1335.228506][ T32] r4:850db080 [ 1335.228541][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1335.228589][ T32] r10:00000000 r9:850db080 r8:8027ecf4 r7:eb24de60 r6:850db100 r5:848eb000 [ 1335.228611][ T32] r4:00000001 [ 1335.228630][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.228670][ T32] Exception stack(0xeb265fb0 to 0xeb265ff8) [ 1335.228701][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 1 printk messages dropped ** [ 1335.228784][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 18 printk messages dropped ** [ 1335.230173][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08cddc0 r5:e08cde08 ** 17 printk messages dropped ** [ 1335.244088][ T32] r10:00000000 r9:84b0bc80 r8:8027ecf4 r7:e08b1e60 r6:85024480 r5:84b7a400 ** 19 printk messages dropped ** [ 1335.244893][ T32] r5:848ec800 r4:829189bc ** 1 printk messages dropped ** [ 1335.244952][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) ** 17 printk messages dropped ** [ 1335.245728][ T32] r10:61c88647 r9:848ec800 r8:850db1ac r7:82804d40 r6:dddced40 r5:dddced60 ** 14 printk messages dropped ** [ 1335.246925][ T32] Call trace: ** 10 printk messages dropped ** [ 1335.247574][ T32] r4:82ac11e4 ** 4 printk messages dropped ** [ 1335.247778][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9a40 [ 1335.247825][ T32] r4:00000000 [ 1335.247849][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1335.247892][ T32] r9:83018005 r8:84b7a400 r7:00000000 r6:83018000 r5:00001000 r4:7f09b000 [ 1335.247914][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1335.247957][ T32] r5:00001000 r4:e06d3000 [ 1335.247978][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1335.248016][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.248054][ T32] r5:85073f8c r4:85073c00 [ 1335.248073][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1335.248169][ T32] r7:dddced40 r6:83018000 r5:85073f8c r4:84b0bc80 [ 1335.248200][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1335.248318][ T32] r10:61c88647 r9:84b7a400 r8:84b0bcac r7:82804d40 r6:dddced40 r5:dddced60 [ 1335.248346][ T32] r4:84b0bc80 [ 1335.248428][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1335.248526][ T32] r10:00000000 r9:84b0bc80 r8:8027ecf4 r7:e08b1e60 r6:85024480 r5:84b7a400 [ 1335.248654][ T32] r4:00000001 [ 1335.248700][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.248738][ T32] Exception stack(0xe08cdfb0 to 0xe08cdff8) [ 1335.248764][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1335.248793][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.248818][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.248870][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1335.248912][ T32] r4:850d97c0 [ 1335.248988][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.249045][ T32] INFO: task kworker/0:585:4698 blocked for more than 461 seconds. [ 1335.249122][ T32] Not tainted 6.15.0-syzkaller #0 [ 1335.249150][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.249172][ T32] task:kworker/0:585 state:D stack:0 pid:4698 tgid:4698 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.249215][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.249254][ T32] Call trace: [ 1335.249283][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1335.249326][ T32] r10:829189c0 r9:eb27dd84 r8:00000002 r7:60000013 r6:eb27dd8c r5:848ebc00 [ 1335.249347][ T32] r4:848ebc00 [ 1335.249365][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1335.249441][ T32] r5:848ebc00 r4:829189bc [ 1335.249541][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.249596][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.249646][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb27de08 ** 2 printk messages dropped ** [ 1335.249768][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) ** 13 printk messages dropped ** [ 1335.250446][ T32] r10:61c88647 r9:848ebc00 r8:850db2ac r7:82804d40 r6:dddced40 r5:dddced60 ** 13 printk messages dropped ** [ 1335.266451][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1335.266837][ T32] dd40: 7f323000 e069b000 8280c9b4 e08cdd9c e08cdda0 e08cdd70 80230ad4 80239bb0 ** 3 printk messages dropped ** [ 1335.267011][ T32] r4:82ac11e4 [ 1335.267037][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.267080][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08cddc0 r5:e08cde08 [ 1335.267111][ T32] r4:e08cddc0 [ 1335.267186][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1335.267230][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9a40 [ 1335.267252][ T32] r4:00000000 [ 1335.267344][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1335.267440][ T32] r9:83018005 r8:84b7a400 r7:00000000 r6:83018000 r5:00001000 r4:7f09b000 [ 1335.267467][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1335.267563][ T32] r5:00001000 r4:e06d3000 [ 1335.267643][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) ** 8 printk messages dropped ** [ 1335.268197][ T32] r10:00000000 r9:84b0bc80 r8:8027ecf4 r7:e08b1e60 r6:85024480 r5:84b7a400 ** 16 printk messages dropped ** [ 1335.269060][ T32] r10:829189c0 r9:eb295d84 r8:00000002 r7:60000113 r6:eb295d8c r5:8527a400 ** 2 printk messages dropped ** [ 1335.269179][ T32] r5:8527a400 r4:829189bc ** 5 printk messages dropped ** [ 1335.269548][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) ** 14 printk messages dropped ** [ 1335.270262][ T32] r4:850db380 ** 9 printk messages dropped ** [ 1335.288538][ T32] r4:8503a700 ** 8 printk messages dropped ** [ 1335.289510][ T32] Exception stack(0xe08cdd20 to 0xe08cdd68) ** 10 printk messages dropped ** [ 1335.290390][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9a40 ** 13 printk messages dropped ** [ 1335.301497][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) ** 6 printk messages dropped ** [ 1335.301805][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.301839][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1335.301862][ T32] r4:850d97c0 [ 1335.301919][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.301952][ T32] INFO: task kworker/0:587:4703 blocked for more than 461 seconds. [ 1335.302003][ T32] Not tainted 6.15.0-syzkaller #0 [ 1335.302043][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.302098][ T32] task:kworker/0:587 state:D stack:0 pid:4703 tgid:4703 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.302346][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.302573][ T32] Call trace: [ 1335.302641][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1335.302867][ T32] r10:829189c0 r9:eb049d84 r8:00000002 r7:60000013 r6:eb049d8c r5:8527b000 [ 1335.302907][ T32] r4:8527b000 [ 1335.302929][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1335.302972][ T32] r5:8527b000 r4:829189bc [ 1335.303018][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.303061][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.303112][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb049e08 [ 1335.303193][ T32] r4:00000000 [ 1335.303215][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1335.303288][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1335.303902][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1335.304091][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8503aac0 [ 1335.304228][ T32] r4:00000000 [ 1335.304257][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1335.304303][ T32] r9:83018005 r8:8527b000 r7:00000000 r6:83018000 r5:00001000 r4:7f029000 [ 1335.304326][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1335.304370][ T32] r5:00001000 r4:df9f3000 [ 1335.304553][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1335.304596][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.304863][ T32] r5:852e838c r4:852e8000 [ 1335.304886][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1335.304929][ T32] r7:dddced40 r6:83018000 r5:852e838c r4:850db400 [ 1335.305045][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1335.305122][ T32] r10:61c88647 r9:8527b000 r8:850db42c r7:82804d40 r6:dddced40 r5:dddced60 [ 1335.305148][ T32] r4:850db400 ** 2 printk messages dropped ** [ 1335.305266][ T32] r4:00000001 ** 8 printk messages dropped ** [ 1335.306110][ T32] task:kworker/0:314 state:R running task stack:0 pid:3957 tgid:3957 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 14 printk messages dropped ** [ 1335.307214][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08cddc0 r5:e08cde08 ** 9 printk messages dropped ** [ 1335.307791][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1335.308505][ T32] Exception stack(0xe08cdfb0 to 0xe08cdff8) ** 6 printk messages dropped ** [ 1335.308838][ T32] INFO: task kworker/0:588:4704 blocked for more than 461 seconds. ** 9 printk messages dropped ** [ 1335.309492][ T32] r5:8527d400 r4:829189bc [ 1335.309515][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.309554][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.309603][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb075e08 [ 1335.309638][ T32] r4:00000000 [ 1335.309688][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1335.309743][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1335.309780][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1335.309821][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bb0b40 [ 1335.309913][ T32] r4:00000000 [ 1335.309956][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1335.310000][ T32] r9:83018005 r8:8527d400 r7:00000000 r6:83018000 r5:00001000 r4:7f033000 [ 1335.310023][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1335.310060][ T32] r5:00001000 r4:e04ed000 [ 1335.310320][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1335.310369][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.310501][ T32] r5:852e978c r4:852e9400 [ 1335.332650][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1335.332811][ T32] r7:dddced40 r6:83018000 r5:852e978c r4:850db480 [ 1335.332861][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1335.332940][ T32] r10:61c88647 r9:8527d400 r8:850db4ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1335.333065][ T32] r4:850db480 [ 1335.333094][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1335.333142][ T32] r10:00000000 r9:850db480 r8:8027ecf4 r7:eb049e60 r6:85307a80 r5:8527d400 [ 1335.333165][ T32] r4:00000001 [ 1335.333183][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.333218][ T32] Exception stack(0xeb075fb0 to 0xeb075ff8) [ 1335.333247][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1335.333373][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.333403][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.333432][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1335.333454][ T32] r4:8503a780 [ 1335.333973][ T32] INFO: task kworker/0:588:4704 is blocked on a mutex likely owned by task kworker/0:314:3957. [ 1335.334011][ T32] task:kworker/0:314 state:R running task stack:0 pid:3957 tgid:3957 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.334165][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.334219][ T32] Call trace: [ 1335.334430][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) ** 5 printk messages dropped ** [ 1335.334697][ T32] dd40: 7f323000 e069b000 8280c9b4 e08cdd9c e08cdda0 e08cdd70 80230ad4 80239bb0 ** 5 printk messages dropped ** [ 1335.334944][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08cddc0 r5:e08cde08 ** 2 printk messages dropped ** [ 1335.335098][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9a40 [ 1335.335171][ T32] r4:00000000 [ 1335.335194][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1335.335238][ T32] r9:83018005 r8:84b7a400 r7:00000000 r6:83018000 r5:00001000 r4:7f09b000 [ 1335.335258][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1335.335297][ T32] r5:00001000 r4:e06d3000 [ 1335.335316][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1335.335353][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.335392][ T32] r5:85073f8c r4:85073c00 [ 1335.335411][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1335.335451][ T32] r7:dddced40 r6:83018000 r5:85073f8c r4:84b0bc80 [ 1335.335472][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1335.335515][ T32] r10:61c88647 r9:84b7a400 r8:84b0bcac r7:82804d40 r6:dddced40 r5:dddced60 [ 1335.335536][ T32] r4:84b0bc80 [ 1335.335560][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1335.335605][ T32] r10:00000000 r9:84b0bc80 r8:8027ecf4 r7:e08b1e60 r6:85024480 r5:84b7a400 [ 1335.335626][ T32] r4:00000001 [ 1335.335644][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.335677][ T32] Exception stack(0xe08cdfb0 to 0xe08cdff8) [ 1335.335703][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1335.335732][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.335782][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 2 printk messages dropped ** [ 1335.335857][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 10 printk messages dropped ** [ 1335.336266][ T32] r5:8527bc00 r4:829189bc [ 1335.336285][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.336323][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 1335.336686][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1335.336873][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) ** 9 printk messages dropped ** [ 1335.337376][ T32] r4:00000001 ** 6 printk messages dropped ** [ 1335.337598][ T32] r4:8503a780 ** 1 printk messages dropped ** [ 1335.338030][ T32] task:kworker/0:314 state:R running task stack:0 pid:3957 tgid:3957 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 8 printk messages dropped ** [ 1335.338621][ T32] dd40: 7f323000 e069b000 8280c9b4 e08cdd9c e08cdda0 e08cdd70 80230ad4 80239bb0 ** 3 printk messages dropped ** [ 1335.338813][ T32] r4:82ac11e4 [ 1335.338836][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.338911][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08cddc0 r5:e08cde08 [ 1335.338938][ T32] r4:e08cddc0 [ 1335.338958][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1335.339000][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9a40 [ 1335.339023][ T32] r4:00000000 [ 1335.339042][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1335.339096][ T32] r9:83018005 r8:84b7a400 r7:00000000 r6:83018000 r5:00001000 r4:7f09b000 [ 1335.339168][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1335.339229][ T32] r5:00001000 r4:e06d3000 [ 1335.339283][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1335.339344][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.339383][ T32] r5:85073f8c r4:85073c00 [ 1335.339407][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1335.339451][ T32] r7:dddced40 r6:83018000 r5:85073f8c r4:84b0bc80 [ 1335.339476][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1335.339562][ T32] r10:61c88647 r9:84b7a400 r8:84b0bcac r7:82804d40 r6:dddced40 r5:dddced60 [ 1335.339585][ T32] r4:84b0bc80 [ 1335.339603][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1335.339695][ T32] r10:00000000 r9:84b0bc80 r8:8027ecf4 r7:e08b1e60 r6:85024480 r5:84b7a400 [ 1335.339734][ T32] r4:00000001 [ 1335.339754][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.339798][ T32] Exception stack(0xe08cdfb0 to 0xe08cdff8) ** 5 printk messages dropped ** [ 1335.340142][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 10 printk messages dropped ** [ 1335.361506][ T32] r5:8527c800 r4:829189bc [ 1335.361525][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 1 printk messages dropped ** [ 1335.361689][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb0c5e08 ** 10 printk messages dropped ** [ 1335.362285][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) ** 9 printk messages dropped ** [ 1335.362755][ T32] r4:00000001 ** 7 printk messages dropped ** [ 1335.363547][ T32] INFO: task kworker/0:590:4707 is blocked on a mutex likely owned by task kworker/0:314:3957. ** 11 printk messages dropped ** [ 1335.364178][ T32] r5:80050013 r4:80239bb0 ** 4 printk messages dropped ** [ 1335.364408][ T32] r4:e08cddc0 ** 6 printk messages dropped ** [ 1335.364772][ T32] r5:00001000 r4:e06d3000 ** 6 printk messages dropped ** [ 1335.365016][ T32] r10:61c88647 r9:84b7a400 r8:84b0bcac r7:82804d40 r6:dddced40 r5:dddced60 ** 9 printk messages dropped ** [ 1335.365351][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 9 printk messages dropped ** [ 1335.365855][ T32] r10:829189c0 r9:eb0e5d84 r8:00000002 r7:60000113 r6:eb0e5d8c r5:85278c00 ** 2 printk messages dropped ** [ 1335.365949][ T32] r5:85278c00 r4:829189bc ** 2 printk messages dropped ** [ 1335.366111][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb0e5e08 ** 8 printk messages dropped ** [ 1335.366502][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 1335.366983][ T32] r4:850db600 ** 6 printk messages dropped ** [ 1335.367266][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1335.368051][ T32] r10:8280c9b4 r9:84b7a400 r8:80200be4 r7:e08cdd54 r6:ffffffff r5:84b7a400 ** 6 printk messages dropped ** [ 1335.368400][ T32] r5:80050013 r4:80239bb0 [ 1335.368446][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1335.368492][ T32] r4:82ac11e4 [ 1335.368512][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.368594][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08cddc0 r5:e08cde08 [ 1335.368619][ T32] r4:e08cddc0 [ 1335.368639][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1335.368679][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9a40 [ 1335.368700][ T32] r4:00000000 [ 1335.368750][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1335.368796][ T32] r9:83018005 r8:84b7a400 r7:00000000 r6:83018000 r5:00001000 r4:7f09b000 [ 1335.368817][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1335.368897][ T32] r5:00001000 r4:e06d3000 [ 1335.368921][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1335.368980][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.369050][ T32] r5:85073f8c r4:85073c00 [ 1335.369090][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1335.369172][ T32] r7:dddced40 r6:83018000 r5:85073f8c r4:84b0bc80 [ 1335.369196][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1335.369241][ T32] r10:61c88647 r9:84b7a400 r8:84b0bcac r7:82804d40 r6:dddced40 r5:dddced60 [ 1335.369263][ T32] r4:84b0bc80 [ 1335.369325][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1335.369405][ T32] r10:00000000 r9:84b0bc80 r8:8027ecf4 r7:e08b1e60 r6:85024480 r5:84b7a400 [ 1335.369430][ T32] r4:00000001 [ 1335.369450][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.369484][ T32] Exception stack(0xe08cdfb0 to 0xe08cdff8) [ 1335.369531][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1335.369563][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.369588][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.369620][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1335.369699][ T32] r4:850d97c0 [ 1335.369729][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.369754][ T32] INFO: task kworker/0:592:4711 blocked for more than 461 seconds. [ 1335.369805][ T32] Not tainted 6.15.0-syzkaller #0 [ 1335.369875][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.369975][ T32] task:kworker/0:592 state:D stack:0 pid:4711 tgid:4711 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.370049][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.370163][ T32] Call trace: [ 1335.370231][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1335.370279][ T32] r10:829189c0 r9:eb101d84 r8:00000002 r7:60000113 r6:eb101d8c r5:85279800 [ 1335.370301][ T32] r4:85279800 [ 1335.370320][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1335.370384][ T32] r5:85279800 r4:829189bc [ 1335.370412][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.370451][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.370496][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb101e08 [ 1335.370517][ T32] r4:00000000 [ 1335.370580][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1335.395456][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1335.395547][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1335.395626][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8503a3c0 [ 1335.395657][ T32] r4:00000000 [ 1335.395677][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1335.395722][ T32] r9:83018005 r8:85279800 r7:00000000 r6:83018000 r5:00001000 r4:7f031000 [ 1335.395743][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1335.395785][ T32] r5:00001000 r4:e01a5000 [ 1335.395827][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1335.395892][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.395955][ T32] r5:852e938c r4:852e9000 [ 1335.395979][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1335.396024][ T32] r7:dddced40 r6:83018000 r5:852e938c r4:850db680 [ 1335.396045][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1335.396094][ T32] r10:61c88647 r9:85279800 r8:850db6ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1335.396118][ T32] r4:850db680 [ 1335.396137][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1335.396189][ T32] r10:00000000 r9:850db680 r8:8027ecf4 r7:eb075e60 r6:85307c80 r5:85279800 [ 1335.396211][ T32] r4:00000001 [ 1335.396272][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 6 printk messages dropped ** [ 1335.397094][ T32] INFO: task kworker/0:592:4711 is blocked on a mutex likely owned by task kworker/0:314:3957. ** 11 printk messages dropped ** [ 1335.397655][ T32] r5:80050013 r4:80239bb0 ** 6 printk messages dropped ** [ 1335.397939][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9a40 ** 9 printk messages dropped ** [ 1335.398443][ T32] r7:dddced40 r6:83018000 r5:85073f8c r4:84b0bc80 ** 8 printk messages dropped ** [ 1335.398926][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 12 printk messages dropped ** [ 1335.399759][ T32] r10:829189c0 r9:eb115d84 r8:00000002 r7:60000013 r6:eb115d8c r5:85278000 ** 2 printk messages dropped ** [ 1335.400024][ T32] r5:85278000 r4:829189bc ** 2 printk messages dropped ** [ 1335.400194][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb115e08 ** 8 printk messages dropped ** [ 1335.413640][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) ** 10 printk messages dropped ** [ 1335.414091][ T32] r10:00000000 r9:850db700 r8:8027ecf4 r7:eb075e60 r6:85307d00 r5:85278000 ** 9 printk messages dropped ** [ 1335.415051][ T32] task:kworker/0:314 state:R running task stack:0 pid:3957 tgid:3957 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.415188][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.415239][ T32] Call trace: [ 1335.415299][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1335.415373][ T32] r10:8280c9b4 r9:84b7a400 r8:80200be4 r7:e08cdd54 r6:ffffffff r5:84b7a400 [ 1335.415421][ T32] r4:00000000 [ 1335.415444][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.415485][ T32] Exception stack(0xe08cdd20 to 0xe08cdd68) [ 1335.415535][ T32] dd20: a8936000 e069b000 00000001 80239b98 7f323000 00000001 82ac11c4 82ac05a0 [ 1335.415571][ T32] dd40: 7f323000 e069b000 8280c9b4 e08cdd9c e08cdda0 e08cdd70 80230ad4 80239bb0 [ 1335.415612][ T32] dd60: 80050013 ffffffff [ 1335.415638][ T32] r5:80050013 r4:80239bb0 [ 1335.415658][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1335.415719][ T32] r4:82ac11e4 [ 1335.415744][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.415786][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08cddc0 r5:e08cde08 [ 1335.415808][ T32] r4:e08cddc0 [ 1335.415836][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1335.415891][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9a40 [ 1335.415936][ T32] r4:00000000 [ 1335.415958][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1335.416023][ T32] r9:83018005 r8:84b7a400 r7:00000000 r6:83018000 r5:00001000 r4:7f09b000 [ 1335.416049][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1335.416095][ T32] r5:00001000 r4:e06d3000 [ 1335.416115][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1335.416153][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.416198][ T32] r5:85073f8c r4:85073c00 [ 1335.416219][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1335.416260][ T32] r7:dddced40 r6:83018000 r5:85073f8c r4:84b0bc80 [ 1335.416307][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1335.416397][ T32] r10:61c88647 r9:84b7a400 r8:84b0bcac r7:82804d40 r6:dddced40 r5:dddced60 [ 1335.416437][ T32] r4:84b0bc80 [ 1335.416471][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1335.416574][ T32] r10:00000000 r9:84b0bc80 r8:8027ecf4 r7:e08b1e60 r6:85024480 r5:84b7a400 [ 1335.416599][ T32] r4:00000001 [ 1335.416619][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.416676][ T32] Exception stack(0xe08cdfb0 to 0xe08cdff8) [ 1335.416705][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1335.416734][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.416773][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.416804][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1335.416826][ T32] r4:850d97c0 [ 1335.416865][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 10 printk messages dropped ** [ 1335.417261][ T32] r5:8527ec00 r4:829189bc [ 1335.417279][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 1 printk messages dropped ** [ 1335.417361][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb13de08 ** 8 printk messages dropped ** [ 1335.417634][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) ** 10 printk messages dropped ** [ 1335.418100][ T32] r10:00000000 r9:850db780 r8:8027ecf4 r7:eb115e60 r6:85307d80 r5:8527ec00 ** 9 printk messages dropped ** [ 1335.418850][ T32] task:kworker/0:314 state:R running task stack:0 pid:3957 tgid:3957 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 15 printk messages dropped ** [ 1335.419563][ T32] r4:e08cddc0 ** 5 printk messages dropped ** [ 1335.419878][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) ** 9 printk messages dropped ** [ 1335.420421][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) ** 4 printk messages dropped ** [ 1335.438799][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1335.438828][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.438854][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.438884][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1335.438916][ T32] r4:850d97c0 [ 1335.438943][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.438973][ T32] INFO: task kworker/0:595:4717 blocked for more than 461 seconds. [ 1335.439006][ T32] Not tainted 6.15.0-syzkaller #0 [ 1335.439030][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.439066][ T32] task:kworker/0:595 state:D stack:0 pid:4717 tgid:4717 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.439185][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.439294][ T32] Call trace: [ 1335.439425][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1335.439490][ T32] r10:829189c0 r9:eb14dd84 r8:00000002 r7:60000113 r6:eb14dd8c r5:85280000 [ 1335.439516][ T32] r4:85280000 [ 1335.439535][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1335.439597][ T32] r5:85280000 r4:829189bc [ 1335.439670][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.439735][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.439785][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb14de08 [ 1335.439808][ T32] r4:00000000 [ 1335.439826][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1335.439884][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1335.439974][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1335.440020][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853222c0 [ 1335.440060][ T32] r4:00000000 [ 1335.440089][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1335.440135][ T32] r9:83018005 r8:85280000 r7:00000000 r6:83018000 r5:00001000 r4:7f037000 [ 1335.440208][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1335.440257][ T32] r5:00001000 r4:e066f000 [ 1335.440298][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1335.440342][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.440463][ T32] r5:852e9f8c r4:852e9c00 [ 1335.440534][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1335.453683][ T32] r7:dddced40 r6:83018000 r5:852e9f8c r4:850db800 [ 1335.453733][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1335.453803][ T32] r10:61c88647 r9:85280000 r8:850db82c r7:82804d40 r6:dddced40 r5:dddced60 [ 1335.453859][ T32] r4:850db800 [ 1335.453909][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) ** 1 printk messages dropped ** [ 1335.454003][ T32] r4:00000001 ** 6 printk messages dropped ** [ 1335.454348][ T32] r4:85322200 ** 3 printk messages dropped ** [ 1335.455249][ T32] Call trace: ** 7 printk messages dropped ** [ 1335.455539][ T32] dd60: 80050013 ffffffff ** 7 printk messages dropped ** [ 1335.455878][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9a40 ** 8 printk messages dropped ** [ 1335.456292][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1335.456407][ T32] r7:dddced40 r6:83018000 r5:85073f8c r4:84b0bc80 [ 1335.456431][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1335.456477][ T32] r10:61c88647 r9:84b7a400 r8:84b0bcac r7:82804d40 r6:dddced40 r5:dddced60 [ 1335.456523][ T32] r4:84b0bc80 [ 1335.456572][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1335.456668][ T32] r10:00000000 r9:84b0bc80 r8:8027ecf4 r7:e08b1e60 r6:85024480 r5:84b7a400 [ 1335.456729][ T32] r4:00000001 [ 1335.456750][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.456785][ T32] Exception stack(0xe08cdfb0 to 0xe08cdff8) [ 1335.456810][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1335.456842][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.456869][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.456898][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1335.456919][ T32] r4:850d97c0 [ 1335.456971][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.457005][ T32] INFO: task kworker/0:596:4719 blocked for more than 461 seconds. [ 1335.457037][ T32] Not tainted 6.15.0-syzkaller #0 [ 1335.457062][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.457098][ T32] task:kworker/0:596 state:D stack:0 pid:4719 tgid:4719 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.457175][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.457237][ T32] Call trace: [ 1335.457270][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1335.457315][ T32] r10:829189c0 r9:eb161d84 r8:00000002 r7:60000013 r6:eb161d8c r5:85281800 [ 1335.457336][ T32] r4:85281800 [ 1335.457440][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1335.457524][ T32] r5:85281800 r4:829189bc [ 1335.457587][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.457650][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.457718][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb161e08 [ 1335.457762][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1335.457880][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) ** 9 printk messages dropped ** [ 1335.458235][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) ** 13 printk messages dropped ** [ 1335.458764][ T32] r4:85322140 ** 5 printk messages dropped ** [ 1335.459622][ T32] r10:8280c9b4 r9:84b7a400 r8:80200be4 r7:e08cdd54 r6:ffffffff r5:84b7a400 ** 11 printk messages dropped ** [ 1335.460338][ T32] r4:e08cddc0 ** 5 printk messages dropped ** [ 1335.460569][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) ** 9 printk messages dropped ** [ 1335.471040][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) ** 9 printk messages dropped ** [ 1335.471485][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 10 printk messages dropped ** [ 1335.472391][ T32] r5:85280c00 r4:829189bc [ 1335.472445][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 4 printk messages dropped ** [ 1335.472815][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) ** 7 printk messages dropped ** [ 1335.473417][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) ** 6 printk messages dropped ** [ 1335.473994][ T32] r4:850db900 [ 1335.474037][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1335.474153][ T32] r10:00000000 r9:850db900 r8:8027ecf4 r7:eb115e60 r6:85307f00 r5:85280c00 [ 1335.474212][ T32] r4:00000001 [ 1335.474280][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.474358][ T32] Exception stack(0xeb179fb0 to 0xeb179ff8) [ 1335.474417][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1335.474496][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.474589][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.474656][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1335.474708][ T32] r4:85322300 [ 1335.475605][ T32] INFO: task kworker/0:597:4721 is blocked on a mutex likely owned by task kworker/0:314:3957. [ 1335.475687][ T32] task:kworker/0:314 state:R running task stack:0 pid:3957 tgid:3957 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.475821][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.475907][ T32] Call trace: [ 1335.475938][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1335.475998][ T32] r10:8280c9b4 r9:84b7a400 r8:80200be4 r7:e08cdd54 r6:ffffffff r5:84b7a400 [ 1335.476072][ T32] r4:00000000 [ 1335.476123][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.476180][ T32] Exception stack(0xe08cdd20 to 0xe08cdd68) [ 1335.476221][ T32] dd20: a9274000 e069b000 00000001 80239b98 7f323000 00000001 82ac11c4 82ac05a0 [ 1335.476283][ T32] dd40: 7f323000 e069b000 8280c9b4 e08cdd9c e08cdda0 e08cdd70 80230ad4 80239bb0 [ 1335.476318][ T32] dd60: 80050013 ffffffff [ 1335.476369][ T32] r5:80050013 r4:80239bb0 [ 1335.476394][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1335.476458][ T32] r4:82ac11e4 [ 1335.476483][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.476525][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08cddc0 r5:e08cde08 [ 1335.476557][ T32] r4:e08cddc0 [ 1335.476580][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1335.476624][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9a40 [ 1335.476646][ T32] r4:00000000 [ 1335.476686][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1335.476734][ T32] r9:83018005 r8:84b7a400 r7:00000000 r6:83018000 r5:00001000 r4:7f09b000 [ 1335.476781][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1335.476853][ T32] r5:00001000 r4:e06d3000 [ 1335.476876][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1335.476934][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.476975][ T32] r5:85073f8c r4:85073c00 [ 1335.477032][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1335.477079][ T32] r7:dddced40 r6:83018000 r5:85073f8c r4:84b0bc80 [ 1335.477108][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1335.477153][ T32] r10:61c88647 r9:84b7a400 r8:84b0bcac r7:82804d40 r6:dddced40 r5:dddced60 [ 1335.477187][ T32] r4:84b0bc80 [ 1335.477234][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1335.477284][ T32] r10:00000000 r9:84b0bc80 r8:8027ecf4 r7:e08b1e60 r6:85024480 r5:84b7a400 [ 1335.477306][ T32] r4:00000001 [ 1335.477325][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.477358][ T32] Exception stack(0xe08cdfb0 to 0xe08cdff8) [ 1335.477386][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1335.477439][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.477468][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.477517][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1335.477542][ T32] r4:850d97c0 [ 1335.477602][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.477630][ T32] INFO: task kworker/0:598:4724 blocked for more than 461 seconds. [ 1335.477658][ T32] Not tainted 6.15.0-syzkaller #0 [ 1335.477681][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.477710][ T32] task:kworker/0:598 state:D stack:0 pid:4724 tgid:4724 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.477758][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1335.477972][ T32] r5:85283000 r4:829189bc [ 1335.477990][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1335.478099][ T32] r4:00000000 ** 7 printk messages dropped ** [ 1335.478456][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 1335.478800][ T32] r4:850db980 ** 6 printk messages dropped ** [ 1335.479191][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1335.479934][ T32] Workqueue: events bpf_prog_free_deferred ** 13 printk messages dropped ** [ 1335.513558][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08cddc0 r5:e08cde08 ** 10 printk messages dropped ** [ 1335.514047][ T32] r5:85073f8c r4:85073c00 ** 5 printk messages dropped ** [ 1335.514296][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) ** 11 printk messages dropped ** [ 1335.514814][ T32] Not tainted 6.15.0-syzkaller #0 ** 6 printk messages dropped ** [ 1335.515273][ T32] r4:85283c00 [ 1335.515317][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1335.515361][ T32] r5:85283c00 r4:829189bc [ 1335.515403][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.515445][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.515514][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb191e08 [ 1335.515539][ T32] r4:00000000 [ 1335.515581][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1335.515644][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1335.515683][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1335.515723][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85322980 [ 1335.515745][ T32] r4:00000000 [ 1335.515763][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1335.515825][ T32] r9:83018005 r8:85283c00 r7:00000000 r6:83018000 r5:00001000 r4:7f071000 [ 1335.515912][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1335.515954][ T32] r5:00001000 r4:eab1f000 [ 1335.515973][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1335.516012][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.516098][ T32] r5:852eb38c r4:852eb000 [ 1335.516163][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1335.516208][ T32] r7:dddced40 r6:83018000 r5:852eb38c r4:850dba00 [ 1335.516228][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1335.516272][ T32] r10:61c88647 r9:85283c00 r8:850dba2c r7:82804d40 r6:dddced40 r5:dddced60 ** 3 printk messages dropped ** [ 1335.516465][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1335.516689][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1335.517534][ T32] Call trace: ** 7 printk messages dropped ** [ 1335.517912][ T32] dd60: 80050013 ffffffff ** 5 printk messages dropped ** [ 1335.518216][ T32] r4:e08cddc0 ** 6 printk messages dropped ** [ 1335.518484][ T32] r5:00001000 r4:e06d3000 ** 7 printk messages dropped ** [ 1335.518783][ T32] r4:84b0bc80 ** 5 printk messages dropped ** [ 1335.518975][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1335.519389][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1335.519691][ T32] r5:85284800 r4:829189bc [ 1335.519712][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 7 printk messages dropped ** [ 1335.520070][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1335.520334][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 11 printk messages dropped ** [ 1335.531983][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1335.532814][ T32] Workqueue: events bpf_prog_free_deferred ** 9 printk messages dropped ** [ 1335.533314][ T32] r5:80050013 r4:80239bb0 ** 6 printk messages dropped ** [ 1335.533606][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9a40 ** 9 printk messages dropped ** [ 1335.534048][ T32] r7:dddced40 r6:83018000 r5:85073f8c r4:84b0bc80 ** 8 printk messages dropped ** [ 1335.534468][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1335.534539][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.534582][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.534612][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1335.534635][ T32] r4:850d97c0 [ 1335.534696][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.534729][ T32] INFO: task kworker/0:601:4729 blocked for more than 462 seconds. [ 1335.534760][ T32] Not tainted 6.15.0-syzkaller #0 [ 1335.534826][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.534850][ T32] task:kworker/0:601 state:D stack:0 pid:4729 tgid:4729 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.534922][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.534994][ T32] Call trace: [ 1335.535057][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1335.535111][ T32] r10:829189c0 r9:eb1add84 r8:00000002 r7:60000113 r6:eb1add8c r5:85285400 [ 1335.535159][ T32] r4:85285400 [ 1335.535178][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1335.535262][ T32] r5:85285400 r4:829189bc [ 1335.535286][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.535326][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.535369][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb1ade08 [ 1335.535390][ T32] r4:00000000 [ 1335.535438][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1335.535479][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1335.535537][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1335.535612][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85322c00 [ 1335.535645][ T32] r4:00000000 [ 1335.535687][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1335.535755][ T32] r9:83018005 r8:85285400 r7:00000000 r6:83018000 r5:00001000 r4:7f075000 [ 1335.535779][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1335.535834][ T32] r5:00001000 r4:eacbb000 [ 1335.535857][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1335.535965][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.536030][ T32] r5:852ebb8c r4:852eb800 [ 1335.536058][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1335.536105][ T32] r7:dddced40 r6:83018000 r5:852ebb8c r4:850dbb00 [ 1335.536129][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1335.536194][ T32] r10:61c88647 r9:85285400 r8:850dbb2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1335.536219][ T32] r4:850dbb00 [ 1335.536253][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1335.536299][ T32] r10:00000000 r9:850dbb00 r8:8027ecf4 r7:eb1a1e60 r6:85367100 r5:85285400 [ 1335.536320][ T32] r4:00000001 [ 1335.536339][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.536372][ T32] Exception stack(0xeb1adfb0 to 0xeb1adff8) [ 1335.536397][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1335.536424][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.536449][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.536476][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1335.536497][ T32] r4:85322940 [ 1335.536870][ T32] INFO: task kworker/0:601:4729 is blocked on a mutex likely owned by task kworker/0:314:3957. [ 1335.536903][ T32] task:kworker/0:314 state:R running task stack:0 pid:3957 tgid:3957 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.537007][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.537116][ T32] Call trace: [ 1335.537172][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1335.537281][ T32] r10:8280c9b4 r9:84b7a400 r8:80200be4 r7:e08cdd54 r6:ffffffff r5:84b7a400 [ 1335.537327][ T32] r4:00000000 [ 1335.537354][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.537412][ T32] Exception stack(0xe08cdd20 to 0xe08cdd68) [ 1335.537462][ T32] dd20: a9dc6000 e069b000 00000001 80239b98 7f323000 00000001 82ac11c4 82ac05a0 [ 1335.537494][ T32] dd40: 7f323000 e069b000 8280c9b4 e08cdd9c e08cdda0 e08cdd70 80230ad4 80239bb0 [ 1335.537539][ T32] dd60: 80050013 ffffffff [ 1335.537564][ T32] r5:80050013 r4:80239bb0 [ 1335.537597][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1335.537641][ T32] r4:82ac11e4 [ 1335.537661][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.537715][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08cddc0 r5:e08cde08 [ 1335.537761][ T32] r4:e08cddc0 [ 1335.537804][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) ** 1 printk messages dropped ** [ 1335.537913][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1335.538231][ T32] r5:85073f8c r4:85073c00 ** 4 printk messages dropped ** [ 1335.538419][ T32] r4:84b0bc80 ** 6 printk messages dropped ** [ 1335.538744][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1335.539077][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1335.539374][ T32] r5:85286000 r4:829189bc [ 1335.539393][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 6 printk messages dropped ** [ 1335.539810][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85322f80 ** 9 printk messages dropped ** [ 1335.540245][ T32] r7:dddced40 r6:83018000 r5:852ec78c r4:850dbb80 ** 1 printk messages dropped ** [ 1335.540313][ T32] r10:61c88647 r9:85286000 r8:850dbbac r7:82804d40 r6:dddced40 r5:dddced60 [ 1335.540336][ T32] r4:850dbb80 [ 1335.540367][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1335.540413][ T32] r10:00000000 r9:850dbb80 r8:8027ecf4 r7:eb1ade60 r6:85367180 r5:85286000 [ 1335.540459][ T32] r4:00000001 [ 1335.564479][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.564632][ T32] Exception stack(0xeb299fb0 to 0xeb299ff8) [ 1335.564673][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1335.564703][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.564729][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.564762][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1335.564795][ T32] r4:85322a80 [ 1335.565339][ T32] INFO: task kworker/0:602:4732 is blocked on a mutex likely owned by task kworker/0:314:3957. [ 1335.565401][ T32] task:kworker/0:314 state:R running task stack:0 pid:3957 tgid:3957 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.565500][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.565548][ T32] Call trace: [ 1335.565595][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1335.565652][ T32] r10:8280c9b4 r9:84b7a400 r8:80200be4 r7:e08cdd54 r6:ffffffff r5:84b7a400 [ 1335.565689][ T32] r4:00000000 [ 1335.565733][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.565777][ T32] Exception stack(0xe08cdd20 to 0xe08cdd68) [ 1335.565827][ T32] dd20: aa35d000 e069b000 00000001 80239b98 7f323000 00000001 82ac11c4 82ac05a0 [ 1335.565881][ T32] dd40: 7f323000 e069b000 8280c9b4 e08cdd9c e08cdda0 e08cdd70 80230ad4 80239bb0 [ 1335.565908][ T32] dd60: 80050013 ffffffff [ 1335.565931][ T32] r5:80050013 r4:80239bb0 [ 1335.565951][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1335.566020][ T32] r4:82ac11e4 [ 1335.566044][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.566092][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08cddc0 r5:e08cde08 [ 1335.566115][ T32] r4:e08cddc0 [ 1335.566157][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1335.566202][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9a40 [ 1335.566248][ T32] r4:00000000 [ 1335.566272][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1335.566320][ T32] r9:83018005 r8:84b7a400 r7:00000000 r6:83018000 r5:00001000 r4:7f09b000 [ 1335.566386][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1335.566457][ T32] r5:00001000 r4:e06d3000 [ 1335.566502][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1335.566545][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.566584][ T32] r5:85073f8c r4:85073c00 [ 1335.566603][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1335.566647][ T32] r7:dddced40 r6:83018000 r5:85073f8c r4:84b0bc80 [ 1335.566668][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1335.566742][ T32] r10:61c88647 r9:84b7a400 r8:84b0bcac r7:82804d40 r6:dddced40 r5:dddced60 [ 1335.566768][ T32] r4:84b0bc80 [ 1335.566801][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1335.566849][ T32] r10:00000000 r9:84b0bc80 r8:8027ecf4 r7:e08b1e60 r6:85024480 r5:84b7a400 [ 1335.566880][ T32] r4:00000001 [ 1335.566912][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 5 printk messages dropped ** [ 1335.567181][ T32] r4:850d97c0 ** 5 printk messages dropped ** [ 1335.567426][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1335.567699][ T32] r5:85286c00 r4:829189bc [ 1335.567718][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1335.567847][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1335.568029][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1335.568267][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1335.568656][ T32] Exception stack(0xeb29dfb0 to 0xeb29dff8) ** 6 printk messages dropped ** [ 1335.569238][ T32] task:kworker/0:314 state:R running task stack:0 pid:3957 tgid:3957 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 15 printk messages dropped ** [ 1335.570057][ T32] r4:e08cddc0 ** 4 printk messages dropped ** [ 1335.570315][ T32] r9:83018005 r8:84b7a400 r7:00000000 r6:83018000 r5:00001000 r4:7f09b000 ** 9 printk messages dropped ** [ 1335.587863][ T32] r4:84b0bc80 ** 5 printk messages dropped ** [ 1335.588084][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1335.588616][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1335.588932][ T32] r5:8527e000 r4:829189bc [ 1335.588962][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 4 printk messages dropped ** [ 1335.589214][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1335.589753][ T32] r5:852ec38c r4:852ec000 ** 3 printk messages dropped ** [ 1335.589977][ T32] r10:61c88647 r9:8527e000 r8:850dbcac r7:82804d40 r6:dddced40 r5:dddced60 ** 10 printk messages dropped ** [ 1335.590427][ T32] r4:85322c80 ** 6 printk messages dropped ** [ 1335.604354][ T32] r4:00000000 ** 7 printk messages dropped ** [ 1335.604766][ T32] r4:82ac11e4 ** 4 printk messages dropped ** [ 1335.604963][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9a40 ** 8 printk messages dropped ** [ 1335.605296][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) ** 10 printk messages dropped ** [ 1335.605792][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.605817][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.605854][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1335.605900][ T32] r4:850d97c0 [ 1335.606056][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.606093][ T32] INFO: task kworker/0:605:4738 blocked for more than 462 seconds. [ 1335.606125][ T32] Not tainted 6.15.0-syzkaller #0 [ 1335.606187][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.606212][ T32] task:kworker/0:605 state:D stack:0 pid:4738 tgid:4738 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.606279][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.606325][ T32] Call trace: [ 1335.606355][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1335.606427][ T32] r10:829189c0 r9:eb2add84 r8:00000002 r7:60000113 r6:eb2add8c r5:85282400 [ 1335.606453][ T32] r4:85282400 [ 1335.606492][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1335.606536][ T32] r5:85282400 r4:829189bc [ 1335.606554][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.606675][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.606785][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb2ade08 [ 1335.606810][ T32] r4:00000000 [ 1335.606890][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1335.606936][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1335.606972][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1335.607043][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8536b880 [ 1335.607073][ T32] r4:00000000 [ 1335.607097][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1335.607185][ T32] r9:83018005 r8:85282400 r7:00000000 r6:83018000 r5:00001000 r4:7f08b000 [ 1335.607207][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1335.607245][ T32] r5:00001000 r4:eb0cf000 [ 1335.607264][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1335.607324][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.607373][ T32] r5:852ee78c r4:852ee400 [ 1335.607395][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1335.607483][ T32] r7:dddced40 r6:83018000 r5:852ee78c r4:850dbd00 [ 1335.607521][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1335.607569][ T32] r10:61c88647 r9:85282400 r8:850dbd2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1335.607621][ T32] r4:850dbd00 [ 1335.607643][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1335.607709][ T32] r10:00000000 r9:850dbd00 r8:8027ecf4 r7:eb299e60 r6:85367300 r5:85282400 [ 1335.607739][ T32] r4:00000001 [ 1335.607758][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.607791][ T32] Exception stack(0xeb2adfb0 to 0xeb2adff8) [ 1335.607835][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1335.607896][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.607923][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.607971][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1335.608019][ T32] r4:85322c80 [ 1335.608403][ T32] INFO: task kworker/0:605:4738 is blocked on a mutex likely owned by task kworker/0:314:3957. [ 1335.608481][ T32] task:kworker/0:314 state:R running task stack:0 pid:3957 tgid:3957 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.608582][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.608629][ T32] Call trace: [ 1335.608680][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1335.608755][ T32] r10:8280c9b4 r9:84b7a400 r8:80200be4 r7:e08cdd54 r6:ffffffff r5:84b7a400 [ 1335.608781][ T32] r4:00000000 [ 1335.608800][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.608839][ T32] Exception stack(0xe08cdd20 to 0xe08cdd68) [ 1335.608908][ T32] dd20: aaaa5000 e069b000 00000001 80239b98 7f323000 00000001 82ac11c4 82ac05a0 [ 1335.608943][ T32] dd40: 7f323000 e069b000 8280c9b4 e08cdd9c e08cdda0 e08cdd70 80230ad4 80239bb0 [ 1335.608966][ T32] dd60: 80050013 ffffffff [ 1335.609016][ T32] r5:80050013 r4:80239bb0 ** 3 printk messages dropped ** [ 1335.609260][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08cddc0 r5:e08cde08 ** 10 printk messages dropped ** [ 1335.609880][ T32] r5:85073f8c r4:85073c00 ** 4 printk messages dropped ** [ 1335.610081][ T32] r4:84b0bc80 ** 5 printk messages dropped ** [ 1335.610260][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 11 printk messages dropped ** [ 1335.636317][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) ** 3 printk messages dropped ** [ 1335.636591][ T32] r5:85398000 r4:829189bc ** 2 printk messages dropped ** [ 1335.636727][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb2b1e08 ** 7 printk messages dropped ** [ 1335.637208][ T32] r9:83018005 r8:85398000 r7:00000000 r6:83018000 r5:00001000 r4:7f07d000 ** 8 printk messages dropped ** [ 1335.637787][ T32] r10:61c88647 r9:85398000 r8:850dbdac r7:82804d40 r6:dddced40 r5:dddced60 ** 10 printk messages dropped ** [ 1335.638160][ T32] r4:84bb0540 ** 2 printk messages dropped ** [ 1335.638900][ T32] Workqueue: events bpf_prog_free_deferred ** 11 printk messages dropped ** [ 1335.639713][ T32] r4:82ac11e4 ** 4 printk messages dropped ** [ 1335.640038][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9a40 ** 9 printk messages dropped ** [ 1335.640475][ T32] r7:dddced40 r6:83018000 r5:85073f8c r4:84b0bc80 ** 9 printk messages dropped ** [ 1335.649244][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1335.649726][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.649810][ T32] Call trace: [ 1335.649843][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1335.649891][ T32] r10:829189c0 r9:eb2b9d84 r8:00000002 r7:60000113 r6:eb2b9d8c r5:85399800 [ 1335.649938][ T32] r4:85399800 [ 1335.649968][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1335.650011][ T32] r5:85399800 r4:829189bc [ 1335.650031][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.650069][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.650149][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb2b9e08 [ 1335.650198][ T32] r4:00000000 [ 1335.650220][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1335.650281][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1335.650325][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1335.650407][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85304d40 [ 1335.650457][ T32] r4:00000000 [ 1335.650490][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1335.655150][ T32] r9:83018005 r8:85399800 r7:00000000 r6:83018000 r5:00001000 r4:7f07f000 [ 1335.655226][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1335.655330][ T32] r5:00001000 r4:eaff5000 [ 1335.655368][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1335.655434][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.655517][ T32] r5:852ecf8c r4:852ecc00 [ 1335.655549][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1335.655595][ T32] r7:dddced40 r6:83018000 r5:852ecf8c r4:850dbe80 [ 1335.655640][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1335.655690][ T32] r10:61c88647 r9:85399800 r8:850dbeac r7:82804d40 r6:dddced40 r5:dddced60 [ 1335.655745][ T32] r4:850dbe80 [ 1335.655796][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1335.655845][ T32] r10:00000000 r9:850dbe80 r8:8027ecf4 r7:eb2ade60 r6:85367400 r5:85399800 [ 1335.655868][ T32] r4:00000001 [ 1335.655912][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.655974][ T32] Exception stack(0xeb2b9fb0 to 0xeb2b9ff8) [ 1335.656037][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1335.656094][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.656125][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.656152][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1335.656175][ T32] r4:85322f00 [ 1335.656680][ T32] INFO: task kworker/0:607:4741 is blocked on a mutex likely owned by task kworker/0:314:3957. [ 1335.656717][ T32] task:kworker/0:314 state:R running task stack:0 pid:3957 tgid:3957 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.656844][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.656937][ T32] Call trace: [ 1335.657008][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1335.657074][ T32] r10:8280c9b4 r9:84b7a400 r8:80200be4 r7:e08cdd54 r6:ffffffff r5:84b7a400 [ 1335.657106][ T32] r4:00000000 [ 1335.657127][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.657184][ T32] Exception stack(0xe08cdd20 to 0xe08cdd68) [ 1335.657217][ T32] dd20: ab08d000 e069b000 00000001 80239b98 7f323000 00000001 82ac11c4 82ac05a0 [ 1335.657247][ T32] dd40: 7f323000 e069b000 8280c9b4 e08cdd9c e08cdda0 e08cdd70 80230ad4 80239bb0 [ 1335.657337][ T32] dd60: 80050013 ffffffff [ 1335.657396][ T32] r5:80050013 r4:80239bb0 [ 1335.657421][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1335.657465][ T32] r4:82ac11e4 [ 1335.657507][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.657566][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08cddc0 r5:e08cde08 [ 1335.657588][ T32] r4:e08cddc0 [ 1335.657633][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1335.657683][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9a40 [ 1335.657730][ T32] r4:00000000 [ 1335.657752][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1335.657796][ T32] r9:83018005 r8:84b7a400 r7:00000000 r6:83018000 r5:00001000 r4:7f09b000 [ 1335.657817][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) ** 4 printk messages dropped ** [ 1335.658058][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) ** 10 printk messages dropped ** [ 1335.658501][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1335.658880][ T32] task:kworker/0:608 state:D stack:0 pid:4744 tgid:4744 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1335.659319][ T32] r5:85398c00 r4:829189bc ** 5 printk messages dropped ** [ 1335.659567][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1335.660041][ T32] r5:852ed38c r4:852ed000 ** 4 printk messages dropped ** [ 1335.660252][ T32] r4:850dbf00 ** 5 printk messages dropped ** [ 1335.673056][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 10 printk messages dropped ** [ 1335.674279][ T32] r4:00000000 ** 7 printk messages dropped ** [ 1335.674630][ T32] r4:82ac11e4 ** 5 printk messages dropped ** [ 1335.674851][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1335.675278][ T32] r5:85073f8c r4:85073c00 ** 4 printk messages dropped ** [ 1335.675610][ T32] r4:84b0bc80 ** 6 printk messages dropped ** [ 1335.675856][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1335.676397][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1335.676888][ T32] r5:8539bc00 r4:829189bc [ 1335.676931][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.677028][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.677169][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb2cde08 [ 1335.677228][ T32] r4:00000000 [ 1335.677287][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1335.677373][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1335.677451][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1335.677543][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8536b300 [ 1335.677592][ T32] r4:00000000 [ 1335.677635][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1335.677721][ T32] r9:83018005 r8:8539bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f083000 [ 1335.677768][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1335.677869][ T32] r5:00001000 r4:eb039000 [ 1335.677920][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1335.678002][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.678092][ T32] r5:852ed78c r4:852ed400 [ 1335.678141][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1335.678230][ T32] r7:dddced40 r6:83018000 r5:852ed78c r4:850dbe00 [ 1335.678276][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1335.678371][ T32] r10:61c88647 r9:8539bc00 r8:850dbe2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1335.678437][ T32] r4:850dbe00 [ 1335.678481][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1335.678591][ T32] r10:00000000 r9:850dbe00 r8:8027ecf4 r7:eb2ade60 r6:85367500 r5:8539bc00 [ 1335.678649][ T32] r4:00000001 [ 1335.678690][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.678775][ T32] Exception stack(0xeb2cdfb0 to 0xeb2cdff8) [ 1335.678838][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1335.678900][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.678948][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.679002][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1335.679043][ T32] r4:8536b080 [ 1335.679631][ T32] INFO: task kworker/0:609:4746 is blocked on a mutex likely owned by task kworker/0:314:3957. [ 1335.679726][ T32] task:kworker/0:314 state:R running task stack:0 pid:3957 tgid:3957 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.679860][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.679946][ T32] Call trace: [ 1335.680031][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1335.680169][ T32] r10:8280c9b4 r9:84b7a400 r8:80200be4 r7:e08cdd54 r6:ffffffff r5:84b7a400 [ 1335.680252][ T32] r4:00000000 [ 1335.680329][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.680423][ T32] Exception stack(0xe08cdd20 to 0xe08cdd68) [ 1335.680486][ T32] dd20: ab489000 e069b000 00000001 80239b98 7f323000 00000001 82ac11c4 82ac05a0 [ 1335.704098][ T32] dd40: 7f323000 e069b000 8280c9b4 e08cdd9c e08cdda0 e08cdd70 80230ad4 80239bb0 [ 1335.704185][ T32] dd60: 80050013 ffffffff [ 1335.704254][ T32] r5:80050013 r4:80239bb0 [ 1335.704308][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1335.704425][ T32] r4:82ac11e4 [ 1335.704470][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.704557][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08cddc0 r5:e08cde08 [ 1335.704604][ T32] r4:e08cddc0 [ 1335.704645][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1335.704750][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9a40 [ 1335.704833][ T32] r4:00000000 [ 1335.704882][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1335.704970][ T32] r9:83018005 r8:84b7a400 r7:00000000 r6:83018000 r5:00001000 r4:7f09b000 ** 5 printk messages dropped ** [ 1335.705531][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) ** 12 printk messages dropped ** [ 1335.706584][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 10 printk messages dropped ** [ 1335.707733][ T32] r4:848ee000 ** 1 printk messages dropped ** [ 1335.707938][ T32] r5:848ee000 r4:829189bc [ 1335.707991][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1335.708247][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1335.708633][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1335.709128][ T32] r5:852edb8c r4:852ed800 ** 7 printk messages dropped ** [ 1335.709715][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1335.710066][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1335.729128][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1335.729378][ T32] r5:80050013 r4:80239bb0 ** 6 printk messages dropped ** [ 1335.729771][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9a40 ** 2 printk messages dropped ** [ 1335.729990][ T32] r9:83018005 r8:84b7a400 r7:00000000 r6:83018000 r5:00001000 r4:7f09b000 [ 1335.730037][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1335.730153][ T32] r5:00001000 r4:e06d3000 [ 1335.730221][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1335.730311][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.730396][ T32] r5:85073f8c r4:85073c00 [ 1335.730444][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1335.744919][ T32] r7:dddced40 r6:83018000 r5:85073f8c r4:84b0bc80 [ 1335.745117][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1335.745272][ T32] r10:61c88647 r9:84b7a400 r8:84b0bcac r7:82804d40 r6:dddced40 r5:dddced60 [ 1335.745330][ T32] r4:84b0bc80 [ 1335.745390][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1335.745501][ T32] r10:00000000 r9:84b0bc80 r8:8027ecf4 r7:e08b1e60 r6:85024480 r5:84b7a400 [ 1335.745562][ T32] r4:00000001 [ 1335.745615][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.745696][ T32] Exception stack(0xe08cdfb0 to 0xe08cdff8) [ 1335.745763][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1335.745828][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.745887][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.745950][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1335.746004][ T32] r4:850d97c0 [ 1335.746127][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.746230][ T32] INFO: task kworker/0:611:4750 blocked for more than 462 seconds. [ 1335.746317][ T32] Not tainted 6.15.0-syzkaller #0 [ 1335.746384][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.746435][ T32] task:kworker/0:611 state:D stack:0 pid:4750 tgid:4750 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.746557][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.746668][ T32] Call trace: [ 1335.746793][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1335.746903][ T32] r10:829189c0 r9:eb2c9d84 r8:00000002 r7:60000013 r6:eb2c9d8c r5:848eec00 [ 1335.746956][ T32] r4:848eec00 [ 1335.747002][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1335.747091][ T32] r5:848eec00 r4:829189bc [ 1335.747226][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.747340][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.747479][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb2c9e08 [ 1335.747565][ T32] r4:00000000 [ 1335.747631][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1335.747721][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1335.747814][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1335.747907][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8536b580 [ 1335.747971][ T32] r4:00000000 [ 1335.748102][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1335.748227][ T32] r9:83018005 r8:848eec00 r7:00000000 r6:83018000 r5:00001000 r4:7f087000 [ 1335.748294][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1335.748397][ T32] r5:00001000 r4:eb095000 [ 1335.748464][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1335.748559][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.748675][ T32] r5:852edf8c r4:852edc00 [ 1335.748731][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1335.748832][ T32] r7:dddced40 r6:83018000 r5:852edf8c r4:85370080 [ 1335.748897][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1335.749000][ T32] r10:61c88647 r9:848eec00 r8:853700ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1335.749093][ T32] r4:85370080 [ 1335.749160][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1335.749261][ T32] r10:00000000 r9:85370080 r8:8027ecf4 r7:eb2ade60 r6:85370100 r5:848eec00 [ 1335.749318][ T32] r4:00000001 [ 1335.749371][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.749452][ T32] Exception stack(0xeb2c9fb0 to 0xeb2c9ff8) ** 2 printk messages dropped ** [ 1335.749699][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 10 printk messages dropped ** [ 1335.762965][ T32] Exception stack(0xe08cdd20 to 0xe08cdd68) ** 8 printk messages dropped ** [ 1335.763676][ T32] r4:e08cddc0 ** 4 printk messages dropped ** [ 1335.764041][ T32] r9:83018005 r8:84b7a400 r7:00000000 r6:83018000 r5:00001000 r4:7f09b000 ** 9 printk messages dropped ** [ 1335.764918][ T32] r4:84b0bc80 ** 5 printk messages dropped ** [ 1335.765381][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 11 printk messages dropped ** [ 1335.766361][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) ** 3 printk messages dropped ** [ 1335.766638][ T32] r5:848ed400 r4:829189bc [ 1335.766687][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 5 printk messages dropped ** [ 1335.767195][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) ** 8 printk messages dropped ** [ 1335.767609][ T32] r5:852ee38c r4:852ee000 ** 5 printk messages dropped ** [ 1335.767852][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) ** 10 printk messages dropped ** [ 1335.768854][ T32] task:kworker/0:314 state:R running task stack:0 pid:3957 tgid:3957 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 15 printk messages dropped ** [ 1335.769560][ T32] r4:e08cddc0 ** 4 printk messages dropped ** [ 1335.769733][ T32] r9:83018005 r8:84b7a400 r7:00000000 r6:83018000 r5:00001000 r4:7f09b000 ** 12 printk messages dropped ** [ 1335.770319][ T32] r4:00000001 ** 2 printk messages dropped ** [ 1335.770445][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1335.770475][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.770554][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.797770][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1335.797820][ T32] r4:850d97c0 [ 1335.797864][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.797902][ T32] INFO: task kworker/0:613:4753 blocked for more than 462 seconds. [ 1335.797961][ T32] Not tainted 6.15.0-syzkaller #0 [ 1335.798004][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.798031][ T32] task:kworker/0:613 state:D stack:0 pid:4753 tgid:4753 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.798142][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.798253][ T32] Call trace: [ 1335.798335][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1335.798475][ T32] r10:829189c0 r9:eb2d5d84 r8:00000002 r7:60000113 r6:eb2d5d8c r5:848e9800 [ 1335.798529][ T32] r4:848e9800 [ 1335.798571][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1335.798658][ T32] r5:848e9800 r4:829189bc [ 1335.798708][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.798790][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.798880][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb2d5e08 [ 1335.798933][ T32] r4:00000000 [ 1335.798974][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1335.799060][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1335.799185][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1335.799267][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8536ba00 [ 1335.799315][ T32] r4:00000000 [ 1335.799363][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1335.799453][ T32] r9:83018005 r8:848e9800 r7:00000000 r6:83018000 r5:00001000 r4:7f08d000 [ 1335.799499][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1335.799581][ T32] r5:00001000 r4:eb0f1000 [ 1335.799625][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1335.799705][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.799783][ T32] r5:852eeb8c r4:852ee800 [ 1335.799860][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1335.799969][ T32] r7:dddced40 r6:83018000 r5:852eeb8c r4:85370280 [ 1335.800019][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1335.800111][ T32] r10:61c88647 r9:848e9800 r8:853702ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1335.800184][ T32] r4:85370280 [ 1335.800236][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1335.800352][ T32] r10:00000000 r9:85370280 r8:8027ecf4 r7:eb2ade60 r6:85370300 r5:848e9800 [ 1335.800408][ T32] r4:00000001 [ 1335.800475][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.816426][ T32] Exception stack(0xeb2d5fb0 to 0xeb2d5ff8) [ 1335.816548][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1335.816621][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.816678][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.816745][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1335.816811][ T32] r4:8536b7c0 [ 1335.817699][ T32] INFO: task kworker/0:613:4753 is blocked on a mutex likely owned by task kworker/0:314:3957. [ 1335.817802][ T32] task:kworker/0:314 state:R running task stack:0 pid:3957 tgid:3957 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.817964][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.818109][ T32] Call trace: [ 1335.818230][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1335.818349][ T32] r10:8280c9b4 r9:84b7a400 r8:80200be4 r7:e08cdd54 r6:ffffffff r5:84b7a400 [ 1335.818409][ T32] r4:00000000 [ 1335.818452][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.818547][ T32] Exception stack(0xe08cdd20 to 0xe08cdd68) [ 1335.818611][ T32] dd20: ac27f000 e069b000 00000001 80239b98 7f323000 00000001 82ac11c4 82ac05a0 [ 1335.818671][ T32] dd40: 7f323000 e069b000 8280c9b4 e08cdd9c e08cdda0 e08cdd70 80230ad4 80239bb0 [ 1335.818723][ T32] dd60: 80050013 ffffffff [ 1335.818772][ T32] r5:80050013 r4:80239bb0 [ 1335.818857][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1335.818988][ T32] r4:82ac11e4 [ 1335.819040][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.819159][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08cddc0 r5:e08cde08 [ 1335.819210][ T32] r4:e08cddc0 [ 1335.819271][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1335.819419][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9a40 [ 1335.819498][ T32] r4:00000000 [ 1335.819570][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1335.819666][ T32] r9:83018005 r8:84b7a400 r7:00000000 r6:83018000 r5:00001000 r4:7f09b000 [ 1335.819714][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1335.819794][ T32] r5:00001000 r4:e06d3000 [ 1335.819836][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1335.819930][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.820034][ T32] r5:85073f8c r4:85073c00 [ 1335.820121][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1335.820217][ T32] r7:dddced40 r6:83018000 r5:85073f8c r4:84b0bc80 [ 1335.820270][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1335.820366][ T32] r10:61c88647 r9:84b7a400 r8:84b0bcac r7:82804d40 r6:dddced40 r5:dddced60 [ 1335.820470][ T32] r4:84b0bc80 [ 1335.831241][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1335.831527][ T32] r10:00000000 r9:84b0bc80 r8:8027ecf4 r7:e08b1e60 r6:85024480 r5:84b7a400 [ 1335.831585][ T32] r4:00000001 [ 1335.831628][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 2 printk messages dropped ** [ 1335.831825][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1335.832131][ T32] INFO: task kworker/0:614:4755 blocked for more than 462 seconds. ** 5 printk messages dropped ** [ 1335.832741][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) ** 3 printk messages dropped ** [ 1335.833076][ T32] r5:852e0000 r4:829189bc [ 1335.833117][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.833195][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) ** 1 printk messages dropped ** [ 1335.833331][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1335.833606][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) ** 5 printk messages dropped ** [ 1335.834063][ T32] r5:00001000 r4:eb10d000 ** 2 printk messages dropped ** [ 1335.834319][ T32] r5:852eef8c r4:852eec00 ** 3 printk messages dropped ** [ 1335.834719][ T32] r10:61c88647 r9:852e0000 r8:853703ac r7:82804d40 r6:dddced40 r5:dddced60 ** 5 printk messages dropped ** [ 1335.835105][ T32] Exception stack(0xeb2d9fb0 to 0xeb2d9ff8) ** 2 printk messages dropped ** [ 1335.835349][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1335.836656][ T32] Workqueue: events bpf_prog_free_deferred ** 4 printk messages dropped ** [ 1335.837107][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 4 printk messages dropped ** [ 1335.837436][ T32] r5:80050013 r4:80239bb0 [ 1335.837499][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1335.837591][ T32] r4:82ac11e4 [ 1335.837636][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.837720][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08cddc0 r5:e08cde08 [ 1335.837767][ T32] r4:e08cddc0 [ 1335.837809][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1335.837892][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9a40 [ 1335.837940][ T32] r4:00000000 [ 1335.838032][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1335.838142][ T32] r9:83018005 r8:84b7a400 r7:00000000 r6:83018000 r5:00001000 r4:7f09b000 [ 1335.838198][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1335.838268][ T32] r5:00001000 r4:e06d3000 [ 1335.838293][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1335.838334][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.838379][ T32] r5:85073f8c r4:85073c00 [ 1335.838399][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1335.838442][ T32] r7:dddced40 r6:83018000 r5:85073f8c r4:84b0bc80 [ 1335.838462][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1335.838508][ T32] r10:61c88647 r9:84b7a400 r8:84b0bcac r7:82804d40 r6:dddced40 r5:dddced60 [ 1335.838529][ T32] r4:84b0bc80 [ 1335.838548][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1335.838590][ T32] r10:00000000 r9:84b0bc80 r8:8027ecf4 r7:e08b1e60 r6:85024480 r5:84b7a400 [ 1335.838635][ T32] r4:00000001 [ 1335.838658][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.838741][ T32] Exception stack(0xe08cdfb0 to 0xe08cdff8) [ 1335.838772][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1335.838848][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.838878][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.838906][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1335.838967][ T32] r4:850d97c0 [ 1335.839063][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.839106][ T32] INFO: task kworker/0:615:4759 blocked for more than 462 seconds. [ 1335.839327][ T32] Not tainted 6.15.0-syzkaller #0 [ 1335.839419][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.839444][ T32] task:kworker/0:615 state:D stack:0 pid:4759 tgid:4759 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.839543][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.839666][ T32] Call trace: [ 1335.839728][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1335.839779][ T32] r10:829189c0 r9:eb2ddd84 r8:00000002 r7:60000013 r6:eb2ddd8c r5:852e0c00 [ 1335.839801][ T32] r4:852e0c00 [ 1335.839820][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1335.839871][ T32] r5:852e0c00 r4:829189bc [ 1335.839894][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.839934][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.839979][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb2dde08 [ 1335.840000][ T32] r4:00000000 [ 1335.840019][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1335.840110][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1335.840165][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1335.840288][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8536bcc0 [ 1335.840349][ T32] r4:00000000 [ 1335.840404][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1335.840488][ T32] r9:83018005 r8:852e0c00 r7:00000000 r6:83018000 r5:00001000 r4:7f091000 [ 1335.840552][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1335.867989][ T32] r5:00001000 r4:eb12d000 [ 1335.868043][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1335.868114][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.868202][ T32] r5:852ef38c r4:852ef000 [ 1335.868227][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1335.868274][ T32] r7:dddced40 r6:83018000 r5:852ef38c r4:85370480 [ 1335.868312][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1335.868369][ T32] r10:61c88647 r9:852e0c00 r8:853704ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1335.868393][ T32] r4:85370480 [ 1335.868413][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1335.868482][ T32] r10:00000000 r9:85370480 r8:8027ecf4 r7:eb2d9e60 r6:85370500 r5:852e0c00 [ 1335.868554][ T32] r4:00000001 [ 1335.868578][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.868639][ T32] Exception stack(0xeb2ddfb0 to 0xeb2ddff8) ** 1 printk messages dropped ** [ 1335.868827][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1335.869896][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1335.870099][ T32] dd40: 7f323000 e069b000 8280c9b4 e08cdd9c e08cdda0 e08cdd70 80230ad4 80239bb0 ** 9 printk messages dropped ** [ 1335.881566][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1335.881808][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1335.882335][ T32] r10:00000000 r9:84b0bc80 r8:8027ecf4 r7:e08b1e60 r6:85024480 r5:84b7a400 ** 9 printk messages dropped ** [ 1335.882877][ T32] INFO: task kworker/0:616:4760 blocked for more than 462 seconds. ** 9 printk messages dropped ** [ 1335.883730][ T32] r5:852e1800 r4:829189bc [ 1335.883772][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1335.884011][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1335.884324][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8536bec0 ** 8 printk messages dropped ** [ 1335.884946][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) ** 9 printk messages dropped ** [ 1335.885435][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1335.886416][ T32] Call trace: ** 6 printk messages dropped ** [ 1335.886691][ T32] dd40: 7f323000 e069b000 8280c9b4 e08cdd9c e08cdda0 e08cdd70 80230ad4 80239bb0 ** 9 printk messages dropped ** [ 1335.887058][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1335.887380][ T32] r5:85073f8c r4:85073c00 ** 1 printk messages dropped ** [ 1335.887461][ T32] r7:dddced40 r6:83018000 r5:85073f8c r4:84b0bc80 [ 1335.887481][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1335.887527][ T32] r10:61c88647 r9:84b7a400 r8:84b0bcac r7:82804d40 r6:dddced40 r5:dddced60 [ 1335.887559][ T32] r4:84b0bc80 [ 1335.887581][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1335.887625][ T32] r10:00000000 r9:84b0bc80 r8:8027ecf4 r7:e08b1e60 r6:85024480 r5:84b7a400 [ 1335.887658][ T32] r4:00000001 [ 1335.887679][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.887724][ T32] Exception stack(0xe08cdfb0 to 0xe08cdff8) [ 1335.887754][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1335.887787][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.887838][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.887871][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1335.887904][ T32] r4:850d97c0 [ 1335.887950][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.888030][ T32] INFO: task kworker/0:617:4762 blocked for more than 462 seconds. [ 1335.888128][ T32] Not tainted 6.15.0-syzkaller #0 [ 1335.888156][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.888205][ T32] task:kworker/0:617 state:D stack:0 pid:4762 tgid:4762 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.888256][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.888298][ T32] Call trace: [ 1335.888428][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1335.888478][ T32] r10:829189c0 r9:eb2e9d84 r8:00000002 r7:60000113 r6:eb2e9d8c r5:852e2400 [ 1335.888534][ T32] r4:852e2400 [ 1335.888556][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1335.888668][ T32] r5:852e2400 r4:829189bc [ 1335.888717][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.888761][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.888855][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb2e9e08 [ 1335.888880][ T32] r4:00000000 [ 1335.888998][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1335.889094][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1335.889154][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1335.889273][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8536bfc0 [ 1335.889322][ T32] r4:00000000 [ 1335.889349][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1335.889392][ T32] r9:83018005 r8:852e2400 r7:00000000 r6:83018000 r5:00001000 r4:7f0b5000 [ 1335.889413][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1335.889462][ T32] r5:00001000 r4:eb18d000 [ 1335.889482][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1335.889521][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.889564][ T32] r5:852efb8c r4:852ef800 [ 1335.889608][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1335.889654][ T32] r7:dddced40 r6:83018000 r5:852efb8c r4:85370680 [ 1335.889674][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1335.889743][ T32] r10:61c88647 r9:852e2400 r8:853706ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1335.889817][ T32] r4:85370680 [ 1335.889840][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1335.889909][ T32] r10:00000000 r9:85370680 r8:8027ecf4 r7:eb289e60 r6:85370700 r5:852e2400 [ 1335.889934][ T32] r4:00000001 [ 1335.889953][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.889996][ T32] Exception stack(0xeb2e9fb0 to 0xeb2e9ff8) [ 1335.890021][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1335.890084][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.890115][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.890217][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1335.890245][ T32] r4:8536bd40 [ 1335.913034][ T32] INFO: task kworker/0:617:4762 is blocked on a mutex likely owned by task kworker/0:314:3957. [ 1335.913199][ T32] task:kworker/0:314 state:R running task stack:0 pid:3957 tgid:3957 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.913334][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.913481][ T32] Call trace: [ 1335.913520][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1335.913597][ T32] r10:8280c9b4 r9:84b7a400 r8:80200be4 r7:e08cdd54 r6:ffffffff r5:84b7a400 [ 1335.913626][ T32] r4:00000000 [ 1335.913646][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.913685][ T32] Exception stack(0xe08cdd20 to 0xe08cdd68) [ 1335.913738][ T32] dd20: aca6b000 e069b000 00000001 80239b98 7f323000 00000001 82ac11c4 82ac05a0 [ 1335.913770][ T32] dd40: 7f323000 e069b000 8280c9b4 e08cdd9c e08cdda0 e08cdd70 80230ad4 80239bb0 [ 1335.913795][ T32] dd60: 80050013 ffffffff [ 1335.913819][ T32] r5:80050013 r4:80239bb0 [ 1335.913838][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1335.913882][ T32] r4:82ac11e4 [ 1335.913901][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.913943][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08cddc0 r5:e08cde08 [ 1335.913976][ T32] r4:e08cddc0 [ 1335.913999][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1335.914040][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9a40 [ 1335.914094][ T32] r4:00000000 [ 1335.914119][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1335.914188][ T32] r9:83018005 r8:84b7a400 r7:00000000 r6:83018000 r5:00001000 r4:7f09b000 [ 1335.914215][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1335.914258][ T32] r5:00001000 r4:e06d3000 ** 2 printk messages dropped ** [ 1335.914399][ T32] r5:85073f8c r4:85073c00 ** 4 printk messages dropped ** [ 1335.914553][ T32] r4:84b0bc80 ** 5 printk messages dropped ** [ 1335.914719][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1335.915030][ T32] task:kworker/0:618 state:D stack:0 pid:4764 tgid:4764 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1335.915451][ T32] r5:852e3000 r4:829189bc ** 2 printk messages dropped ** [ 1335.915596][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb2ede08 ** 8 printk messages dropped ** [ 1335.915954][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) ** 7 printk messages dropped ** [ 1335.916489][ T32] r10:61c88647 r9:852e3000 r8:853707ac r7:82804d40 r6:dddced40 r5:dddced60 ** 8 printk messages dropped ** [ 1335.917053][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1335.918207][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1335.918553][ T32] r5:80050013 r4:80239bb0 ** 4 printk messages dropped ** [ 1335.919040][ T32] r4:e08cddc0 ** 6 printk messages dropped ** [ 1335.919600][ T32] r5:00001000 r4:e06d3000 ** 6 printk messages dropped ** [ 1335.920105][ T32] r10:61c88647 r9:84b7a400 r8:84b0bcac r7:82804d40 r6:dddced40 r5:dddced60 ** 10 printk messages dropped ** [ 1335.941479][ T32] r4:850d97c0 ** 5 printk messages dropped ** [ 1335.941919][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1335.942439][ T32] r5:852e3c00 r4:829189bc [ 1335.942481][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.942558][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.942652][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb2e5e08 [ 1335.942717][ T32] r4:00000000 [ 1335.942765][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1335.942845][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1335.942926][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1335.943026][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b016c0 [ 1335.943077][ T32] r4:00000000 [ 1335.943168][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1335.943266][ T32] r9:83018005 r8:852e3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f0b7000 [ 1335.943312][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1335.943401][ T32] r5:00001000 r4:eb2f3000 [ 1335.943443][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1335.943537][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.943648][ T32] r5:852eff8c r4:852efc00 [ 1335.943699][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1335.943793][ T32] r7:dddced40 r6:83018000 r5:852eff8c r4:85370880 [ 1335.943838][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1335.943927][ T32] r10:61c88647 r9:852e3c00 r8:853708ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1335.943974][ T32] r4:85370880 [ 1335.944016][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1335.944106][ T32] r10:00000000 r9:85370880 r8:8027ecf4 r7:eb2ede60 r6:85370900 r5:852e3c00 [ 1335.944174][ T32] r4:00000001 [ 1335.944221][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.944296][ T32] Exception stack(0xeb2e5fb0 to 0xeb2e5ff8) [ 1335.944355][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1335.944417][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.944471][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.944531][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1335.944582][ T32] r4:8536bd40 [ 1335.945502][ T32] INFO: task kworker/0:619:4765 is blocked on a mutex likely owned by task kworker/0:314:3957. [ 1335.945579][ T32] task:kworker/0:314 state:R running task stack:0 pid:3957 tgid:3957 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.945696][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.945809][ T32] Call trace: [ 1335.945907][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1335.946014][ T32] r10:8280c9b4 r9:84b7a400 r8:80200be4 r7:e08cdd54 r6:ffffffff r5:84b7a400 [ 1335.946060][ T32] r4:00000000 [ 1335.946137][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.946232][ T32] Exception stack(0xe08cdd20 to 0xe08cdd68) [ 1335.946301][ T32] dd20: acdfd000 e069b000 00000001 80239b98 7f323000 00000001 82ac11c4 82ac05a0 [ 1335.946366][ T32] dd40: 7f323000 e069b000 8280c9b4 e08cdd9c e08cdda0 e08cdd70 80230ad4 80239bb0 [ 1335.946415][ T32] dd60: 80050013 ffffffff [ 1335.946462][ T32] r5:80050013 r4:80239bb0 [ 1335.946505][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1335.946592][ T32] r4:82ac11e4 [ 1335.946640][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.946724][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08cddc0 r5:e08cde08 [ 1335.946771][ T32] r4:e08cddc0 [ 1335.946812][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1335.946901][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9a40 [ 1335.946950][ T32] r4:00000000 [ 1335.946990][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1335.947074][ T32] r9:83018005 r8:84b7a400 r7:00000000 r6:83018000 r5:00001000 r4:7f09b000 [ 1335.947163][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1335.947265][ T32] r5:00001000 r4:e06d3000 [ 1335.947331][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1335.947426][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.947508][ T32] r5:85073f8c r4:85073c00 [ 1335.947551][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1335.947625][ T32] r7:dddced40 r6:83018000 r5:85073f8c r4:84b0bc80 [ 1335.947670][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1335.947764][ T32] r10:61c88647 r9:84b7a400 r8:84b0bcac r7:82804d40 r6:dddced40 r5:dddced60 [ 1335.947808][ T32] r4:84b0bc80 [ 1335.947855][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1335.947950][ T32] r10:00000000 r9:84b0bc80 r8:8027ecf4 r7:e08b1e60 r6:85024480 r5:84b7a400 [ 1335.947996][ T32] r4:00000001 [ 1335.948056][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 4 printk messages dropped ** [ 1335.948470][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 8 printk messages dropped ** [ 1335.949105][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) ** 3 printk messages dropped ** [ 1335.949417][ T32] r5:852e4800 r4:829189bc [ 1335.949488][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 5 printk messages dropped ** [ 1335.949993][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) ** 9 printk messages dropped ** [ 1335.985028][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) ** 9 printk messages dropped ** [ 1335.985637][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 10 printk messages dropped ** [ 1335.986703][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1335.986940][ T32] r5:80050013 r4:80239bb0 ** 4 printk messages dropped ** [ 1335.987167][ T32] r4:e08cddc0 ** 4 printk messages dropped ** [ 1335.987325][ T32] r9:83018005 r8:84b7a400 r7:00000000 r6:83018000 r5:00001000 r4:7f09b000 ** 8 printk messages dropped ** [ 1335.987699][ T32] r10:61c88647 r9:84b7a400 r8:84b0bcac r7:82804d40 r6:dddced40 r5:dddced60 ** 7 printk messages dropped ** [ 1335.988085][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1335.988449][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1335.988753][ T32] r5:852e5400 r4:829189bc [ 1335.988776][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1335.988890][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1335.989137][ T32] r9:83018005 r8:852e5400 r7:00000000 r6:83018000 r5:00001000 r4:7f0bb000 ** 8 printk messages dropped ** [ 1335.989641][ T32] r10:61c88647 r9:852e5400 r8:85370aac r7:82804d40 r6:dddced40 r5:dddced60 [ 1335.989676][ T32] r4:85370a80 [ 1335.989697][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1335.989740][ T32] r10:00000000 r9:85370a80 r8:8027ecf4 r7:eb2ede60 r6:85370b00 r5:852e5400 [ 1335.989785][ T32] r4:00000001 [ 1335.989808][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.989914][ T32] Exception stack(0xeb2fdfb0 to 0xeb2fdff8) [ 1335.989943][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1335.989997][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.990051][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.990082][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1335.990126][ T32] r4:85387380 [ 1335.990527][ T32] INFO: task kworker/0:621:4770 is blocked on a mutex likely owned by task kworker/0:314:3957. [ 1336.002349][ T32] task:kworker/0:314 state:R running task stack:0 pid:3957 tgid:3957 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.002516][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.002606][ T32] Call trace: [ 1336.002646][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1336.002704][ T32] r10:8280c9b4 r9:84b7a400 r8:80200be4 r7:e08cdd54 r6:ffffffff r5:84b7a400 [ 1336.002734][ T32] r4:00000000 [ 1336.002782][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.002826][ T32] Exception stack(0xe08cdd20 to 0xe08cdd68) [ 1336.002881][ T32] dd20: ad3a8000 e069b000 00000001 80239b98 7f323000 00000001 82ac11c4 82ac05a0 [ 1336.002938][ T32] dd40: 7f323000 e069b000 8280c9b4 e08cdd9c e08cdda0 e08cdd70 80230ad4 80239bb0 [ 1336.002968][ T32] dd60: 80050013 ffffffff [ 1336.003001][ T32] r5:80050013 r4:80239bb0 [ 1336.003038][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1336.003101][ T32] r4:82ac11e4 [ 1336.003151][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.003240][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08cddc0 r5:e08cde08 [ 1336.003266][ T32] r4:e08cddc0 [ 1336.003287][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1336.003329][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9a40 [ 1336.003379][ T32] r4:00000000 [ 1336.003426][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1336.003496][ T32] r9:83018005 r8:84b7a400 r7:00000000 r6:83018000 r5:00001000 r4:7f09b000 [ 1336.003521][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1336.003585][ T32] r5:00001000 r4:e06d3000 [ 1336.003609][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1336.003648][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.003687][ T32] r5:85073f8c r4:85073c00 [ 1336.003707][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1336.003750][ T32] r7:dddced40 r6:83018000 r5:85073f8c r4:84b0bc80 [ 1336.003769][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1336.003813][ T32] r10:61c88647 r9:84b7a400 r8:84b0bcac r7:82804d40 r6:dddced40 r5:dddced60 [ 1336.003834][ T32] r4:84b0bc80 [ 1336.003853][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1336.003895][ T32] r10:00000000 r9:84b0bc80 r8:8027ecf4 r7:e08b1e60 r6:85024480 r5:84b7a400 [ 1336.003947][ T32] r4:00000001 [ 1336.003970][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.004005][ T32] Exception stack(0xe08cdfb0 to 0xe08cdff8) [ 1336.004032][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1336.004060][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.004105][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.004164][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1336.004215][ T32] r4:850d97c0 [ 1336.004264][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1336.004298][ T32] INFO: task kworker/0:622:4772 blocked for more than 462 seconds. [ 1336.004330][ T32] Not tainted 6.15.0-syzkaller #0 [ 1336.004361][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 1 printk messages dropped ** [ 1336.004447][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1336.004655][ T32] r5:852e6c00 r4:829189bc [ 1336.004674][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1336.004778][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1336.004939][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85387500 ** 9 printk messages dropped ** [ 1336.005268][ T32] r7:dddced40 r6:83018000 r5:852f4b8c r4:85370b80 ** 8 printk messages dropped ** [ 1336.005587][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1336.006735][ T32] Call trace: ** 7 printk messages dropped ** [ 1336.007362][ T32] dd60: 80050013 ffffffff ** 5 printk messages dropped ** [ 1336.007793][ T32] r4:e08cddc0 ** 2 printk messages dropped ** [ 1336.008041][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1336.008647][ T32] r5:85073f8c r4:85073c00 ** 4 printk messages dropped ** [ 1336.009004][ T32] r4:84b0bc80 ** 4 printk messages dropped ** [ 1336.009302][ T32] Exception stack(0xe08cdfb0 to 0xe08cdff8) ** 4 printk messages dropped ** [ 1336.009499][ T32] r4:850d97c0 ** 5 printk messages dropped ** [ 1336.009716][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1336.009958][ T32] r5:84878c00 r4:829189bc [ 1336.009978][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1336.010201][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1336.010671][ T32] r9:83018005 r8:84878c00 r7:00000000 r6:83018000 r5:00001000 r4:7f0c1000 ** 8 printk messages dropped ** [ 1336.032860][ T32] r10:61c88647 r9:84878c00 r8:85370cac r7:82804d40 r6:dddced40 r5:dddced60 ** 8 printk messages dropped ** [ 1336.033298][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 9 printk messages dropped ** [ 1336.034458][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 11 printk messages dropped ** [ 1336.034961][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9a40 ** 7 printk messages dropped ** [ 1336.035357][ T32] r5:85073f8c r4:85073c00 [ 1336.035379][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1336.035445][ T32] r7:dddced40 r6:83018000 r5:85073f8c r4:84b0bc80 [ 1336.035469][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1336.035538][ T32] r10:61c88647 r9:84b7a400 r8:84b0bcac r7:82804d40 r6:dddced40 r5:dddced60 [ 1336.035563][ T32] r4:84b0bc80 [ 1336.035605][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1336.035654][ T32] r10:00000000 r9:84b0bc80 r8:8027ecf4 r7:e08b1e60 r6:85024480 r5:84b7a400 [ 1336.035676][ T32] r4:00000001 [ 1336.035695][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.035731][ T32] Exception stack(0xe08cdfb0 to 0xe08cdff8) [ 1336.035758][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1336.035810][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.035839][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.035894][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1336.035921][ T32] r4:850d97c0 [ 1336.035941][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1336.035972][ T32] INFO: task kworker/0:624:4776 blocked for more than 462 seconds. [ 1336.036029][ T32] Not tainted 6.15.0-syzkaller #0 [ 1336.036058][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1336.036175][ T32] task:kworker/0:624 state:D stack:0 pid:4776 tgid:4776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.036335][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.036440][ T32] Call trace: [ 1336.036563][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1336.036659][ T32] r10:829189c0 r9:eb335d84 r8:00000002 r7:60000113 r6:eb335d8c r5:8487a400 [ 1336.036703][ T32] r4:8487a400 [ 1336.036748][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1336.036862][ T32] r5:8487a400 r4:829189bc [ 1336.036932][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.037044][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.037129][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb335e08 [ 1336.037154][ T32] r4:00000000 [ 1336.037198][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1336.037239][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1336.037276][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1336.037315][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853872c0 [ 1336.037336][ T32] r4:00000000 [ 1336.037361][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1336.037413][ T32] r9:83018005 r8:8487a400 r7:00000000 r6:83018000 r5:00001000 r4:7f0c9000 [ 1336.037439][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1336.037477][ T32] r5:00001000 r4:eb363000 [ 1336.037496][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1336.037561][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.037636][ T32] r5:852f638c r4:852f6000 [ 1336.037665][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1336.037781][ T32] r7:dddced40 r6:83018000 r5:852f638c r4:85370d80 [ 1336.037828][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1336.037904][ T32] r10:61c88647 r9:8487a400 r8:85370dac r7:82804d40 r6:dddced40 r5:dddced60 [ 1336.037929][ T32] r4:85370d80 [ 1336.037958][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1336.038030][ T32] r10:00000000 r9:85370d80 r8:8027ecf4 r7:eb331e60 r6:85370e00 r5:8487a400 [ 1336.038055][ T32] r4:00000001 [ 1336.038121][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.038181][ T32] Exception stack(0xeb335fb0 to 0xeb335ff8) [ 1336.038233][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1336.038265][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.038355][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.038388][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1336.038412][ T32] r4:85387640 [ 1336.038794][ T32] INFO: task kworker/0:624:4776 is blocked on a mutex likely owned by task kworker/0:314:3957. [ 1336.038831][ T32] task:kworker/0:314 state:R running task stack:0 pid:3957 tgid:3957 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.038941][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.039042][ T32] Call trace: [ 1336.039074][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1336.039148][ T32] r10:8280c9b4 r9:84b7a400 r8:80200be4 r7:e08cdd54 r6:ffffffff r5:84b7a400 [ 1336.039173][ T32] r4:00000000 [ 1336.039212][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.039254][ T32] Exception stack(0xe08cdd20 to 0xe08cdd68) [ 1336.039283][ T32] dd20: ad794000 e069b000 00000001 80239b98 7f323000 00000001 82ac11c4 82ac05a0 [ 1336.039337][ T32] dd40: 7f323000 e069b000 8280c9b4 e08cdd9c e08cdda0 e08cdd70 80230ad4 80239bb0 [ 1336.039394][ T32] dd60: 80050013 ffffffff [ 1336.039436][ T32] r5:80050013 r4:80239bb0 [ 1336.039470][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1336.039514][ T32] r4:82ac11e4 [ 1336.039534][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.039576][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08cddc0 r5:e08cde08 [ 1336.039610][ T32] r4:e08cddc0 [ 1336.039650][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1336.039723][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9a40 [ 1336.039751][ T32] r4:00000000 [ 1336.039770][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1336.039811][ T32] r9:83018005 r8:84b7a400 r7:00000000 r6:83018000 r5:00001000 r4:7f09b000 [ 1336.039831][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1336.039876][ T32] r5:00001000 r4:e06d3000 [ 1336.039920][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1336.039988][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.040032][ T32] r5:85073f8c r4:85073c00 [ 1336.040056][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1336.040125][ T32] r7:dddced40 r6:83018000 r5:85073f8c r4:84b0bc80 [ 1336.040184][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1336.040233][ T32] r10:61c88647 r9:84b7a400 r8:84b0bcac r7:82804d40 r6:dddced40 r5:dddced60 [ 1336.040280][ T32] r4:84b0bc80 [ 1336.040302][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1336.040351][ T32] r10:00000000 r9:84b0bc80 r8:8027ecf4 r7:e08b1e60 r6:85024480 r5:84b7a400 [ 1336.040374][ T32] r4:00000001 [ 1336.040467][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.040634][ T32] Exception stack(0xe08cdfb0 to 0xe08cdff8) [ 1336.067961][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 3 printk messages dropped ** [ 1336.068171][ T32] r4:850d97c0 ** 4 printk messages dropped ** [ 1336.068445][ T32] task:kworker/0:625 state:D stack:0 pid:4777 tgid:4777 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1336.068873][ T32] r5:84878000 r4:829189bc [ 1336.068893][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1336.069008][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1336.069308][ T32] r9:83018005 r8:84878000 r7:00000000 r6:83018000 r5:00001000 r4:7f0c3000 ** 8 printk messages dropped ** [ 1336.069735][ T32] r10:61c88647 r9:84878000 r8:85370eac r7:82804d40 r6:dddced40 r5:dddced60 ** 10 printk messages dropped ** [ 1336.070309][ T32] r4:85387440 ** 6 printk messages dropped ** [ 1336.084827][ T32] r4:00000000 ** 7 printk messages dropped ** [ 1336.085226][ T32] r4:82ac11e4 ** 2 printk messages dropped ** [ 1336.085502][ T32] r4:e08cddc0 ** 6 printk messages dropped ** [ 1336.086003][ T32] r5:00001000 r4:e06d3000 ** 2 printk messages dropped ** [ 1336.086155][ T32] r5:85073f8c r4:85073c00 [ 1336.086175][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1336.086217][ T32] r7:dddced40 r6:83018000 r5:85073f8c r4:84b0bc80 [ 1336.086238][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1336.086313][ T32] r10:61c88647 r9:84b7a400 r8:84b0bcac r7:82804d40 r6:dddced40 r5:dddced60 [ 1336.086339][ T32] r4:84b0bc80 [ 1336.086374][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1336.086445][ T32] r10:00000000 r9:84b0bc80 r8:8027ecf4 r7:e08b1e60 r6:85024480 r5:84b7a400 [ 1336.086467][ T32] r4:00000001 [ 1336.086486][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.086520][ T32] Exception stack(0xe08cdfb0 to 0xe08cdff8) [ 1336.086568][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1336.086600][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.086626][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.086654][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1336.086675][ T32] r4:850d97c0 [ 1336.086731][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1336.086795][ T32] INFO: task kworker/0:626:4780 blocked for more than 462 seconds. [ 1336.086865][ T32] Not tainted 6.15.0-syzkaller #0 [ 1336.086894][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1336.086916][ T32] task:kworker/0:626 state:D stack:0 pid:4780 tgid:4780 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.086962][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.087034][ T32] Call trace: [ 1336.087065][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1336.087153][ T32] r10:829189c0 r9:eb34dd84 r8:00000002 r7:60000013 r6:eb34dd8c r5:8487bc00 [ 1336.087193][ T32] r4:8487bc00 [ 1336.087214][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1336.087286][ T32] r5:8487bc00 r4:829189bc [ 1336.087309][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.087376][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.087443][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb34de08 [ 1336.087472][ T32] r4:00000000 [ 1336.087519][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1336.087685][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1336.087755][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1336.087800][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85387cc0 [ 1336.087837][ T32] r4:00000000 [ 1336.087918][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1336.087969][ T32] r9:83018005 r8:8487bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f0c5000 [ 1336.087990][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1336.088028][ T32] r5:00001000 r4:eb343000 [ 1336.088111][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1336.088160][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.088263][ T32] r5:852f5b8c r4:852f5800 [ 1336.088395][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1336.088455][ T32] r7:dddced40 r6:83018000 r5:852f5b8c r4:85370f80 [ 1336.088479][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) ** 4 printk messages dropped ** [ 1336.088674][ T32] r4:00000001 ** 6 printk messages dropped ** [ 1336.089046][ T32] r4:85387ac0 ** 2 printk messages dropped ** [ 1336.089772][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1336.090326][ T32] dd60: 80050013 ffffffff ** 5 printk messages dropped ** [ 1336.111832][ T32] r4:e08cddc0 ** 4 printk messages dropped ** [ 1336.112278][ T32] r9:83018005 r8:84b7a400 r7:00000000 r6:83018000 r5:00001000 r4:7f09b000 ** 11 printk messages dropped ** [ 1336.113286][ T32] r10:00000000 r9:84b0bc80 r8:8027ecf4 r7:e08b1e60 r6:85024480 r5:84b7a400 ** 7 printk messages dropped ** [ 1336.113882][ T32] r4:850d97c0 ** 4 printk messages dropped ** [ 1336.114201][ T32] task:kworker/0:627 state:D stack:0 pid:4781 tgid:4781 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1336.114541][ T32] r5:8487b000 r4:829189bc ** 2 printk messages dropped ** [ 1336.114686][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb35de08 ** 7 printk messages dropped ** [ 1336.115012][ T32] r9:83018005 r8:8487b000 r7:00000000 r6:83018000 r5:00001000 r4:7f0c7000 ** 8 printk messages dropped ** [ 1336.115357][ T32] r10:61c88647 r9:8487b000 r8:853840ac r7:82804d40 r6:dddced40 r5:dddced60 ** 8 printk messages dropped ** [ 1336.115626][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 3 printk messages dropped ** [ 1336.116409][ T32] task:kworker/0:314 state:R running task stack:0 pid:3957 tgid:3957 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.116579][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.116781][ T32] Call trace: [ 1336.116853][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1336.116951][ T32] r10:8280c9b4 r9:84b7a400 r8:80200be4 r7:e08cdd54 r6:ffffffff r5:84b7a400 [ 1336.116997][ T32] r4:00000000 [ 1336.117036][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.117153][ T32] Exception stack(0xe08cdd20 to 0xe08cdd68) [ 1336.117219][ T32] dd20: ae2fe000 e069b000 00000001 80239b98 7f323000 00000001 82ac11c4 82ac05a0 [ 1336.117276][ T32] dd40: 7f323000 e069b000 8280c9b4 e08cdd9c e08cdda0 e08cdd70 80230ad4 80239bb0 [ 1336.117326][ T32] dd60: 80050013 ffffffff [ 1336.117368][ T32] r5:80050013 r4:80239bb0 [ 1336.117574][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1336.117627][ T32] r4:82ac11e4 [ 1336.117650][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.117694][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08cddc0 r5:e08cde08 [ 1336.117716][ T32] r4:e08cddc0 [ 1336.117734][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1336.117774][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9a40 [ 1336.117796][ T32] r4:00000000 [ 1336.117815][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1336.117854][ T32] r9:83018005 r8:84b7a400 r7:00000000 r6:83018000 r5:00001000 r4:7f09b000 [ 1336.117875][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1336.117916][ T32] r5:00001000 r4:e06d3000 [ 1336.117935][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1336.118001][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.118068][ T32] r5:85073f8c r4:85073c00 [ 1336.118109][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1336.118190][ T32] r7:dddced40 r6:83018000 r5:85073f8c r4:84b0bc80 [ 1336.118218][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1336.118265][ T32] r10:61c88647 r9:84b7a400 r8:84b0bcac r7:82804d40 r6:dddced40 r5:dddced60 [ 1336.118287][ T32] r4:84b0bc80 [ 1336.118306][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1336.118359][ T32] r10:00000000 r9:84b0bc80 r8:8027ecf4 r7:e08b1e60 r6:85024480 r5:84b7a400 [ 1336.118383][ T32] r4:00000001 [ 1336.118402][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.118436][ T32] Exception stack(0xe08cdfb0 to 0xe08cdff8) [ 1336.118494][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1336.118525][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.118551][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.118578][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1336.118635][ T32] r4:850d97c0 [ 1336.118659][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1336.118686][ T32] INFO: task kworker/0:628:4784 blocked for more than 462 seconds. [ 1336.118715][ T32] Not tainted 6.15.0-syzkaller #0 [ 1336.118738][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1336.118785][ T32] task:kworker/0:628 state:D stack:0 pid:4784 tgid:4784 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.118980][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.119022][ T32] Call trace: [ 1336.119052][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1336.119144][ T32] r10:829189c0 r9:eb309d84 r8:00000002 r7:60000113 r6:eb309d8c r5:8487c800 [ 1336.119173][ T32] r4:8487c800 [ 1336.119220][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1336.119263][ T32] r5:8487c800 r4:829189bc [ 1336.119283][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.119321][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.119437][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb309e08 [ 1336.119539][ T32] r4:00000000 [ 1336.119569][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1336.119617][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1336.119687][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1336.119732][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8538c040 [ 1336.119758][ T32] r4:00000000 [ 1336.119799][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1336.119923][ T32] r9:83018005 r8:8487c800 r7:00000000 r6:83018000 r5:00001000 r4:7f0cb000 [ 1336.119963][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1336.120005][ T32] r5:00001000 r4:eb36f000 [ 1336.120024][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1336.120060][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.120096][ T32] r5:852f678c r4:852f6400 [ 1336.120148][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) ** 6 printk messages dropped ** [ 1336.120497][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1336.143593][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1336.144571][ T32] r4:00000000 [ 1336.144591][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.144632][ T32] Exception stack(0xe08cdd20 to 0xe08cdd68) [ 1336.144661][ T32] dd20: aeac4000 e069b000 00000001 80239b98 7f323000 00000001 82ac11c4 82ac05a0 [ 1336.144759][ T32] dd40: 7f323000 e069b000 8280c9b4 e08cdd9c e08cdda0 e08cdd70 80230ad4 80239bb0 [ 1336.144787][ T32] dd60: 80050013 ffffffff [ 1336.144871][ T32] r5:80050013 r4:80239bb0 [ 1336.144905][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1336.144956][ T32] r4:82ac11e4 [ 1336.144976][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.145017][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08cddc0 r5:e08cde08 [ 1336.145038][ T32] r4:e08cddc0 [ 1336.145069][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1336.145120][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9a40 [ 1336.145168][ T32] r4:00000000 [ 1336.145200][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1336.145247][ T32] r9:83018005 r8:84b7a400 r7:00000000 r6:83018000 r5:00001000 r4:7f09b000 [ 1336.145295][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1336.145338][ T32] r5:00001000 r4:e06d3000 [ 1336.145358][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1336.145417][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.145459][ T32] r5:85073f8c r4:85073c00 [ 1336.145491][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1336.145539][ T32] r7:dddced40 r6:83018000 r5:85073f8c r4:84b0bc80 [ 1336.145559][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1336.145604][ T32] r10:61c88647 r9:84b7a400 r8:84b0bcac r7:82804d40 r6:dddced40 r5:dddced60 [ 1336.145625][ T32] r4:84b0bc80 [ 1336.145644][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) ** 5 printk messages dropped ** [ 1336.145811][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1336.146072][ T32] task:kworker/0:629 state:D stack:0 pid:4786 tgid:4786 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1336.146435][ T32] r5:8487d400 r4:829189bc [ 1336.146454][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1336.146649][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1336.146827][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) ** 9 printk messages dropped ** [ 1336.147289][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) ** 11 printk messages dropped ** [ 1336.147734][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1336.148512][ T32] r10:8280c9b4 r9:84b7a400 r8:80200be4 r7:e08cdd54 r6:ffffffff r5:84b7a400 ** 10 printk messages dropped ** [ 1336.148819][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08cddc0 r5:e08cde08 ** 10 printk messages dropped ** [ 1336.149208][ T32] r5:85073f8c r4:85073c00 ** 4 printk messages dropped ** [ 1336.149411][ T32] r4:84b0bc80 ** 5 printk messages dropped ** [ 1336.149690][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1336.150227][ T32] task:kworker/0:630 state:D stack:0 pid:4787 tgid:4787 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1336.166305][ T32] r5:8487e000 r4:829189bc [ 1336.166325][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1336.166444][ T32] r4:00000000 [ 1336.166466][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1336.166505][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1336.166545][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1336.166587][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8538c380 [ 1336.166636][ T32] r4:00000000 [ 1336.166686][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1336.166760][ T32] r9:83018005 r8:8487e000 r7:00000000 r6:83018000 r5:00001000 r4:7f0cd000 [ 1336.166810][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1336.166858][ T32] r5:00001000 r4:eb37b000 [ 1336.166878][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1336.166917][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.166955][ T32] r5:852f6b8c r4:852f6800 [ 1336.166975][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1336.167017][ T32] r7:dddced40 r6:83018000 r5:852f6b8c r4:85384380 [ 1336.167130][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1336.167184][ T32] r10:61c88647 r9:8487e000 r8:853843ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1336.167206][ T32] r4:85384380 [ 1336.167225][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1336.167297][ T32] r10:00000000 r9:85384380 r8:8027ecf4 r7:eb36de60 r6:85384400 r5:8487e000 [ 1336.167322][ T32] r4:00000001 [ 1336.167344][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.167432][ T32] Exception stack(0xeb361fb0 to 0xeb361ff8) [ 1336.167466][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1336.167494][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.167520][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.167551][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1336.167577][ T32] r4:8538c0c0 [ 1336.168111][ T32] INFO: task kworker/0:630:4787 is blocked on a mutex likely owned by task kworker/0:314:3957. [ 1336.168161][ T32] task:kworker/0:314 state:R running task stack:0 pid:3957 tgid:3957 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.168345][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.168421][ T32] Call trace: [ 1336.168503][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1336.168558][ T32] r10:8280c9b4 r9:84b7a400 r8:80200be4 r7:e08cdd54 r6:ffffffff r5:84b7a400 [ 1336.168581][ T32] r4:00000000 [ 1336.168627][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.168708][ T32] Exception stack(0xe08cdd20 to 0xe08cdd68) [ 1336.168793][ T32] dd20: aeac4000 e069b000 00000001 80239b98 7f323000 00000001 82ac11c4 82ac05a0 [ 1336.168826][ T32] dd40: 7f323000 e069b000 8280c9b4 e08cdd9c e08cdda0 e08cdd70 80230ad4 80239bb0 [ 1336.168877][ T32] dd60: 80050013 ffffffff [ 1336.168904][ T32] r5:80050013 r4:80239bb0 [ 1336.168925][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1336.168969][ T32] r4:82ac11e4 [ 1336.169024][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.169105][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08cddc0 r5:e08cde08 [ 1336.169131][ T32] r4:e08cddc0 [ 1336.169165][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1336.169270][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9a40 [ 1336.169296][ T32] r4:00000000 [ 1336.169315][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1336.169359][ T32] r9:83018005 r8:84b7a400 r7:00000000 r6:83018000 r5:00001000 r4:7f09b000 [ 1336.169380][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1336.169487][ T32] r5:00001000 r4:e06d3000 [ 1336.169523][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1336.169564][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1336.169932][ T32] r10:00000000 r9:84b0bc80 r8:8027ecf4 r7:e08b1e60 r6:85024480 r5:84b7a400 ** 13 printk messages dropped ** [ 1336.184716][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1336.184984][ T32] r4:8487ec00 [ 1336.185041][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1336.185095][ T32] r5:8487ec00 r4:829189bc [ 1336.185141][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.185184][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.185230][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb379e08 [ 1336.185259][ T32] r4:00000000 [ 1336.185281][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1336.185348][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1336.185432][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1336.185478][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8538c600 [ 1336.185500][ T32] r4:00000000 [ 1336.185520][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1336.185585][ T32] r9:83018005 r8:8487ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f013000 [ 1336.185610][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1336.185654][ T32] r5:00001000 r4:dfa23000 [ 1336.185762][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1336.185806][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.185844][ T32] r5:852f738c r4:852f7000 [ 1336.185877][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1336.185925][ T32] r7:dddced40 r6:83018000 r5:852f738c r4:85384480 [ 1336.185945][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1336.186002][ T32] r10:61c88647 r9:8487ec00 r8:853844ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1336.186026][ T32] r4:85384480 [ 1336.186048][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1336.186155][ T32] r10:00000000 r9:85384480 r8:8027ecf4 r7:eb36de60 r6:85384500 r5:8487ec00 [ 1336.186182][ T32] r4:00000001 [ 1336.186203][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.186240][ T32] Exception stack(0xeb379fb0 to 0xeb379ff8) [ 1336.186268][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1336.186296][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.186321][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.186354][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 2 printk messages dropped ** [ 1336.187014][ T32] task:kworker/0:314 state:R running task stack:0 pid:3957 tgid:3957 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 15 printk messages dropped ** [ 1336.187886][ T32] r4:e08cddc0 ** 9 printk messages dropped ** [ 1336.188247][ T32] r5:85073f8c r4:85073c00 ** 6 printk messages dropped ** [ 1336.188487][ T32] r10:00000000 r9:84b0bc80 r8:8027ecf4 r7:e08b1e60 r6:85024480 r5:84b7a400 ** 7 printk messages dropped ** [ 1336.188862][ T32] r4:850d97c0 ** 5 printk messages dropped ** [ 1336.189330][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1336.189906][ T32] r5:84879800 r4:829189bc [ 1336.189929][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 4 printk messages dropped ** [ 1336.190136][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1336.190595][ T32] r5:852f778c r4:852f7400 ** 4 printk messages dropped ** [ 1336.205321][ T32] r4:85384580 ** 5 printk messages dropped ** [ 1336.205673][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1336.206764][ T32] Call trace: ** 6 printk messages dropped ** [ 1336.207069][ T32] dd40: 7f323000 e069b000 8280c9b4 e08cdd9c e08cdda0 e08cdd70 80230ad4 80239bb0 ** 9 printk messages dropped ** [ 1336.207682][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1336.207995][ T32] r5:85073f8c r4:85073c00 ** 4 printk messages dropped ** [ 1336.208238][ T32] r4:84b0bc80 ** 1 printk messages dropped ** [ 1336.208305][ T32] r10:00000000 r9:84b0bc80 r8:8027ecf4 r7:e08b1e60 r6:85024480 r5:84b7a400 [ 1336.208327][ T32] r4:00000001 [ 1336.208364][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.208421][ T32] Exception stack(0xe08cdfb0 to 0xe08cdff8) [ 1336.208476][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1336.208532][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.208566][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.208595][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1336.208619][ T32] r4:850d97c0 [ 1336.208640][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1336.208682][ T32] INFO: task kworker/0:633:4793 blocked for more than 462 seconds. [ 1336.208721][ T32] Not tainted 6.15.0-syzkaller #0 [ 1336.208748][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1336.208769][ T32] task:kworker/0:633 state:D stack:0 pid:4793 tgid:4793 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.208815][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.208878][ T32] Call trace: [ 1336.208955][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1336.209001][ T32] r10:829189c0 r9:eb389d84 r8:00000002 r7:60000013 r6:eb389d8c r5:85418000 [ 1336.209024][ T32] r4:85418000 [ 1336.209043][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1336.209104][ T32] r5:85418000 r4:829189bc [ 1336.209150][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.209193][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.209239][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb389e08 [ 1336.209261][ T32] r4:00000000 [ 1336.209301][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1336.209353][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1336.209430][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1336.209476][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8538ca80 [ 1336.209499][ T32] r4:00000000 [ 1336.209537][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1336.209604][ T32] r9:83018005 r8:85418000 r7:00000000 r6:83018000 r5:00001000 r4:7f03b000 [ 1336.209628][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1336.209666][ T32] r5:00001000 r4:dfc3d000 [ 1336.209685][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1336.209742][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.209785][ T32] r5:852f7b8c r4:852f7800 [ 1336.209806][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1336.209847][ T32] r7:dddced40 r6:83018000 r5:852f7b8c r4:85384680 [ 1336.209866][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1336.209910][ T32] r10:61c88647 r9:85418000 r8:853846ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1336.209951][ T32] r4:85384680 [ 1336.209973][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1336.210066][ T32] r10:00000000 r9:85384680 r8:8027ecf4 r7:eb395e60 r6:85384700 r5:85418000 [ 1336.210096][ T32] r4:00000001 [ 1336.210126][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.210195][ T32] Exception stack(0xeb389fb0 to 0xeb389ff8) [ 1336.210244][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1336.210275][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.210302][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.210374][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1336.210400][ T32] r4:8538c740 [ 1336.227946][ T32] INFO: task kworker/0:633:4793 is blocked on a mutex likely owned by task kworker/0:314:3957. [ 1336.228055][ T32] task:kworker/0:314 state:R running task stack:0 pid:3957 tgid:3957 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.228161][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.228232][ T32] Call trace: [ 1336.228293][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1336.228351][ T32] r10:8280c9b4 r9:84b7a400 r8:80200be4 r7:e08cdd54 r6:ffffffff r5:84b7a400 [ 1336.228389][ T32] r4:00000000 [ 1336.228413][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.228486][ T32] Exception stack(0xe08cdd20 to 0xe08cdd68) [ 1336.228520][ T32] dd20: af7f0000 e069b000 00000001 80239b98 7f323000 00000001 82ac11c4 82ac05a0 [ 1336.228551][ T32] dd40: 7f323000 e069b000 8280c9b4 e08cdd9c e08cdda0 e08cdd70 80230ad4 80239bb0 [ 1336.228599][ T32] dd60: 80050013 ffffffff [ 1336.228625][ T32] r5:80050013 r4:80239bb0 [ 1336.228665][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1336.228732][ T32] r4:82ac11e4 [ 1336.228756][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.228819][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08cddc0 r5:e08cde08 [ 1336.228850][ T32] r4:e08cddc0 [ 1336.228904][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1336.228950][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9a40 [ 1336.228993][ T32] r4:00000000 [ 1336.229016][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1336.229060][ T32] r9:83018005 r8:84b7a400 r7:00000000 r6:83018000 r5:00001000 r4:7f09b000 [ 1336.229102][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1336.229146][ T32] r5:00001000 r4:e06d3000 [ 1336.229165][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1336.229202][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.229261][ T32] r5:85073f8c r4:85073c00 [ 1336.229305][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) ** 8 printk messages dropped ** [ 1336.229730][ T32] Exception stack(0xe08cdfb0 to 0xe08cdff8) ** 6 printk messages dropped ** [ 1336.230112][ T32] INFO: task kworker/0:634:4795 blocked for more than 462 seconds. ** 7 printk messages dropped ** [ 1336.236565][ T32] r4:85418c00 ** 1 printk messages dropped ** [ 1336.236665][ T32] r5:85418c00 r4:829189bc [ 1336.236692][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.236733][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.236777][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb39de08 [ 1336.236798][ T32] r4:00000000 [ 1336.236826][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1336.236872][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1336.236932][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1336.236978][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8538cb80 [ 1336.236999][ T32] r4:00000000 [ 1336.237018][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1336.237084][ T32] r9:83018005 r8:85418c00 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [ 1336.237111][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1336.237154][ T32] r5:00001000 r4:dfe73000 [ 1336.237174][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1336.237222][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.237272][ T32] r5:852f7f8c r4:852f7c00 [ 1336.237295][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1336.237339][ T32] r7:dddced40 r6:83018000 r5:852f7f8c r4:85384780 [ 1336.237358][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1336.237402][ T32] r10:61c88647 r9:85418c00 r8:853847ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1336.237423][ T32] r4:85384780 [ 1336.237441][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1336.237484][ T32] r10:00000000 r9:85384780 r8:8027ecf4 r7:eb389e60 r6:85384800 r5:85418c00 [ 1336.237506][ T32] r4:00000001 [ 1336.237541][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.237604][ T32] Exception stack(0xeb39dfb0 to 0xeb39dff8) [ 1336.237636][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1336.237692][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.237741][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.237781][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 3 printk messages dropped ** [ 1336.238459][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1336.238793][ T32] dd60: 80050013 ffffffff ** 5 printk messages dropped ** [ 1336.239032][ T32] r4:e08cddc0 ** 2 printk messages dropped ** [ 1336.239165][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1336.239414][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.239458][ T32] r5:85073f8c r4:85073c00 [ 1336.239479][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1336.239542][ T32] r7:dddced40 r6:83018000 r5:85073f8c r4:84b0bc80 [ 1336.239569][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1336.239647][ T32] r10:61c88647 r9:84b7a400 r8:84b0bcac r7:82804d40 r6:dddced40 r5:dddced60 [ 1336.239689][ T32] r4:84b0bc80 [ 1336.239736][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1336.239818][ T32] r10:00000000 r9:84b0bc80 r8:8027ecf4 r7:e08b1e60 r6:85024480 r5:84b7a400 ** 6 printk messages dropped ** [ 1336.240266][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 12 printk messages dropped ** [ 1336.253271][ T32] r5:85419800 r4:829189bc [ 1336.253292][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 1 printk messages dropped ** [ 1336.253396][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb399e08 ** 5 printk messages dropped ** [ 1336.253604][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1336.253819][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) ** 9 printk messages dropped ** [ 1336.254255][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1336.254422][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1336.255370][ T32] r10:8280c9b4 r9:84b7a400 r8:80200be4 r7:e08cdd54 r6:ffffffff r5:84b7a400 ** 11 printk messages dropped ** [ 1336.255772][ T32] r4:e08cddc0 ** 4 printk messages dropped ** [ 1336.255960][ T32] r9:83018005 r8:84b7a400 r7:00000000 r6:83018000 r5:00001000 r4:7f09b000 ** 3 printk messages dropped ** [ 1336.256100][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.256141][ T32] r5:85073f8c r4:85073c00 [ 1336.256162][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1336.256247][ T32] r7:dddced40 r6:83018000 r5:85073f8c r4:84b0bc80 [ 1336.256270][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1336.256315][ T32] r10:61c88647 r9:84b7a400 r8:84b0bcac r7:82804d40 r6:dddced40 r5:dddced60 [ 1336.256336][ T32] r4:84b0bc80 [ 1336.256354][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1336.256398][ T32] r10:00000000 r9:84b0bc80 r8:8027ecf4 r7:e08b1e60 r6:85024480 r5:84b7a400 [ 1336.256419][ T32] r4:00000001 [ 1336.256447][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.256492][ T32] Exception stack(0xe08cdfb0 to 0xe08cdff8) [ 1336.256536][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1336.256587][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.256616][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.256667][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1336.256692][ T32] r4:850d97c0 [ 1336.256733][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1336.256789][ T32] INFO: task kworker/0:636:4800 blocked for more than 462 seconds. [ 1336.256860][ T32] Not tainted 6.15.0-syzkaller #0 [ 1336.256889][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1336.256929][ T32] task:kworker/0:636 state:D stack:0 pid:4800 tgid:4800 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.257018][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.257059][ T32] Call trace: [ 1336.257107][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1336.257167][ T32] r10:829189c0 r9:eb3a5d84 r8:00000002 r7:60000013 r6:eb3a5d8c r5:8541a400 [ 1336.257191][ T32] r4:8541a400 [ 1336.257209][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1336.257268][ T32] r5:8541a400 r4:829189bc [ 1336.257311][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.257354][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) ** 5 printk messages dropped ** [ 1336.257589][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8538ce40 ** 9 printk messages dropped ** [ 1336.257892][ T32] r7:dddced40 r6:83018000 r5:8534078c r4:85384980 ** 5 printk messages dropped ** [ 1336.258128][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1336.258293][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1336.259048][ T32] r10:8280c9b4 r9:84b7a400 r8:80200be4 r7:e08cdd54 r6:ffffffff r5:84b7a400 ** 4 printk messages dropped ** [ 1336.259256][ T32] dd40: 7f323000 e069b000 8280c9b4 e08cdd9c e08cdda0 e08cdd70 80230ad4 80239bb0 [ 1336.259279][ T32] dd60: 80050013 ffffffff [ 1336.259302][ T32] r5:80050013 r4:80239bb0 [ 1336.259322][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1336.259362][ T32] r4:82ac11e4 [ 1336.259381][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.259421][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08cddc0 r5:e08cde08 [ 1336.259471][ T32] r4:e08cddc0 [ 1336.259504][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1336.259558][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9a40 [ 1336.259602][ T32] r4:00000000 [ 1336.259649][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1336.259694][ T32] r9:83018005 r8:84b7a400 r7:00000000 r6:83018000 r5:00001000 r4:7f09b000 [ 1336.259715][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1336.259763][ T32] r5:00001000 r4:e06d3000 [ 1336.259794][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1336.259835][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.259873][ T32] r5:85073f8c r4:85073c00 [ 1336.259892][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1336.259951][ T32] r7:dddced40 r6:83018000 r5:85073f8c r4:84b0bc80 [ 1336.259976][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1336.260063][ T32] r10:61c88647 r9:84b7a400 r8:84b0bcac r7:82804d40 r6:dddced40 r5:dddced60 [ 1336.260093][ T32] r4:84b0bc80 [ 1336.260133][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) ** 3 printk messages dropped ** [ 1336.260266][ T32] Exception stack(0xe08cdfb0 to 0xe08cdff8) ** 3 printk messages dropped ** [ 1336.260402][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 6 printk messages dropped ** [ 1336.283381][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1336.283664][ T32] r5:8541b000 r4:829189bc [ 1336.283683][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.283722][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.283787][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb3a9e08 [ 1336.283818][ T32] r4:00000000 [ 1336.283837][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) ** 2 printk messages dropped ** [ 1336.283999][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8538cf80 ** 7 printk messages dropped ** [ 1336.284304][ T32] r5:85340b8c r4:85340800 ** 3 printk messages dropped ** [ 1336.284507][ T32] r10:61c88647 r9:8541b000 r8:85384aac r7:82804d40 r6:dddced40 r5:dddced60 ** 5 printk messages dropped ** [ 1336.284808][ T32] Exception stack(0xeb3a9fb0 to 0xeb3a9ff8) ** 2 printk messages dropped ** [ 1336.284909][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 3 printk messages dropped ** [ 1336.285566][ T32] task:kworker/0:314 state:R running task stack:0 pid:3957 tgid:3957 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.285664][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.285708][ T32] Call trace: [ 1336.285765][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1336.285816][ T32] r10:8280c9b4 r9:84b7a400 r8:80200be4 r7:e08cdd54 r6:ffffffff r5:84b7a400 [ 1336.285838][ T32] r4:00000000 [ 1336.285868][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.285931][ T32] Exception stack(0xe08cdd20 to 0xe08cdd68) [ 1336.285972][ T32] dd20: b0159000 e069b000 00000001 80239b98 7f323000 00000001 82ac11c4 82ac05a0 [ 1336.286003][ T32] dd40: 7f323000 e069b000 8280c9b4 e08cdd9c e08cdda0 e08cdd70 80230ad4 80239bb0 [ 1336.286026][ T32] dd60: 80050013 ffffffff [ 1336.286049][ T32] r5:80050013 r4:80239bb0 [ 1336.286095][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1336.286143][ T32] r4:82ac11e4 [ 1336.286165][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.286218][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08cddc0 r5:e08cde08 [ 1336.286244][ T32] r4:e08cddc0 [ 1336.286263][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1336.286314][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9a40 [ 1336.286339][ T32] r4:00000000 [ 1336.286357][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1336.286428][ T32] r9:83018005 r8:84b7a400 r7:00000000 r6:83018000 r5:00001000 r4:7f09b000 [ 1336.286453][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1336.286495][ T32] r5:00001000 r4:e06d3000 [ 1336.286514][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1336.286581][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.286633][ T32] r5:85073f8c r4:85073c00 [ 1336.286652][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1336.286692][ T32] r7:dddced40 r6:83018000 r5:85073f8c r4:84b0bc80 [ 1336.286711][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1336.286785][ T32] r10:61c88647 r9:84b7a400 r8:84b0bcac r7:82804d40 r6:dddced40 r5:dddced60 [ 1336.286811][ T32] r4:84b0bc80 [ 1336.286829][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1336.286871][ T32] r10:00000000 r9:84b0bc80 r8:8027ecf4 r7:e08b1e60 r6:85024480 r5:84b7a400 [ 1336.286892][ T32] r4:00000001 [ 1336.286910][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.286966][ T32] Exception stack(0xe08cdfb0 to 0xe08cdff8) [ 1336.287022][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1336.287055][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.287110][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.287163][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1336.287186][ T32] r4:850d97c0 [ 1336.287209][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1336.287266][ T32] INFO: task kworker/0:638:4804 blocked for more than 462 seconds. [ 1336.287298][ T32] Not tainted 6.15.0-syzkaller #0 [ 1336.287321][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1336.287362][ T32] task:kworker/0:638 state:D stack:0 pid:4804 tgid:4804 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.287421][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.287460][ T32] Call trace: [ 1336.287535][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1336.287582][ T32] r10:829189c0 r9:eb3add84 r8:00000002 r7:60000013 r6:eb3add8c r5:8541bc00 [ 1336.287603][ T32] r4:8541bc00 [ 1336.287631][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1336.287674][ T32] r5:8541bc00 r4:829189bc [ 1336.287701][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.287743][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.287817][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb3ade08 ** 7 printk messages dropped ** [ 1336.288108][ T32] r9:83018005 r8:8541bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f045000 ** 9 printk messages dropped ** [ 1336.288452][ T32] r4:85384b80 ** 4 printk messages dropped ** [ 1336.288582][ T32] Exception stack(0xeb3adfb0 to 0xeb3adff8) ** 6 printk messages dropped ** [ 1336.289116][ T32] task:kworker/0:314 state:R running task stack:0 pid:3957 tgid:3957 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.289234][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.289307][ T32] Call trace: [ 1336.289360][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1336.289411][ T32] r10:8280c9b4 r9:84b7a400 r8:80200be4 r7:e08cdd54 r6:ffffffff r5:84b7a400 [ 1336.289454][ T32] r4:00000000 [ 1336.289480][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.289539][ T32] Exception stack(0xe08cdd20 to 0xe08cdd68) [ 1336.289577][ T32] dd20: b0159000 e069b000 00000001 80239b98 7f323000 00000001 82ac11c4 82ac05a0 [ 1336.289626][ T32] dd40: 7f323000 e069b000 8280c9b4 e08cdd9c e08cdda0 e08cdd70 80230ad4 80239bb0 [ 1336.289664][ T32] dd60: 80050013 ffffffff [ 1336.289690][ T32] r5:80050013 r4:80239bb0 [ 1336.289710][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1336.289779][ T32] r4:82ac11e4 [ 1336.289803][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.289844][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08cddc0 r5:e08cde08 [ 1336.289865][ T32] r4:e08cddc0 [ 1336.289884][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1336.289944][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9a40 [ 1336.289990][ T32] r4:00000000 [ 1336.290012][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1336.290054][ T32] r9:83018005 r8:84b7a400 r7:00000000 r6:83018000 r5:00001000 r4:7f09b000 [ 1336.290075][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1336.290121][ T32] r5:00001000 r4:e06d3000 [ 1336.290141][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1336.290208][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.290250][ T32] r5:85073f8c r4:85073c00 [ 1336.290269][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1336.290372][ T32] r7:dddced40 r6:83018000 r5:85073f8c r4:84b0bc80 [ 1336.290395][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1336.290440][ T32] r10:61c88647 r9:84b7a400 r8:84b0bcac r7:82804d40 r6:dddced40 r5:dddced60 [ 1336.290523][ T32] r4:84b0bc80 [ 1336.304757][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1336.304892][ T32] r10:00000000 r9:84b0bc80 r8:8027ecf4 r7:e08b1e60 r6:85024480 r5:84b7a400 [ 1336.305005][ T32] r4:00000001 [ 1336.305032][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.305070][ T32] Exception stack(0xe08cdfb0 to 0xe08cdff8) [ 1336.305107][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1336.305135][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.305160][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.305209][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1336.305240][ T32] r4:850d97c0 [ 1336.305264][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1336.305311][ T32] INFO: task kworker/0:639:4806 blocked for more than 462 seconds. [ 1336.305346][ T32] Not tainted 6.15.0-syzkaller #0 ** 6 printk messages dropped ** [ 1336.305817][ T32] r4:8541c800 ** 1 printk messages dropped ** [ 1336.305876][ T32] r5:8541c800 r4:829189bc [ 1336.305896][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1336.305999][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1336.306258][ T32] r9:83018005 r8:8541c800 r7:00000000 r6:83018000 r5:00001000 r4:7f047000 ** 10 printk messages dropped ** [ 1336.306669][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) ** 11 printk messages dropped ** [ 1336.307719][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.307765][ T32] Call trace: [ 1336.307814][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1336.307864][ T32] r10:8280c9b4 r9:84b7a400 r8:80200be4 r7:e08cdd54 r6:ffffffff r5:84b7a400 [ 1336.307886][ T32] r4:00000000 [ 1336.307904][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.307964][ T32] Exception stack(0xe08cdd20 to 0xe08cdd68) [ 1336.307997][ T32] dd20: b0396000 e069b000 00000001 80239b98 7f323000 00000001 82ac11c4 82ac05a0 [ 1336.308025][ T32] dd40: 7f323000 e069b000 8280c9b4 e08cdd9c e08cdda0 e08cdd70 80230ad4 80239bb0 [ 1336.308048][ T32] dd60: 80050013 ffffffff [ 1336.308071][ T32] r5:80050013 r4:80239bb0 [ 1336.308098][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1336.308140][ T32] r4:82ac11e4 [ 1336.308159][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.308200][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08cddc0 r5:e08cde08 [ 1336.308221][ T32] r4:e08cddc0 [ 1336.308246][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1336.308309][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9a40 [ 1336.308334][ T32] r4:00000000 [ 1336.308373][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1336.308439][ T32] r9:83018005 r8:84b7a400 r7:00000000 r6:83018000 r5:00001000 r4:7f09b000 [ 1336.308526][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1336.308569][ T32] r5:00001000 r4:e06d3000 [ 1336.308588][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1336.308626][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.308663][ T32] r5:85073f8c r4:85073c00 [ 1336.308683][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1336.308723][ T32] r7:dddced40 r6:83018000 r5:85073f8c r4:84b0bc80 [ 1336.308743][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1336.308827][ T32] r10:61c88647 r9:84b7a400 r8:84b0bcac r7:82804d40 r6:dddced40 r5:dddced60 ** 9 printk messages dropped ** [ 1336.309197][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 12 printk messages dropped ** [ 1336.309845][ T32] r5:8541d400 r4:829189bc ** 3 printk messages dropped ** [ 1336.310028][ T32] r4:00000000 ** 10 printk messages dropped ** [ 1336.326849][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 18 printk messages dropped ** [ 1336.328212][ T32] Workqueue: events bpf_prog_free_deferred ** 14 printk messages dropped ** [ 1336.328887][ T32] r4:e08cddc0 ** 10 printk messages dropped ** [ 1336.329320][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) ** 19 printk messages dropped ** [ 1336.330031][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1336.330312][ T32] r5:8541e000 r4:829189bc ** 11 printk messages dropped ** [ 1336.343764][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) ** 16 printk messages dropped ** [ 1336.344618][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 18 printk messages dropped ** [ 1336.346068][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08cddc0 r5:e08cde08 [ 1336.346119][ T32] r4:e08cddc0 [ 1336.346142][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1336.346205][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9a40 [ 1336.346230][ T32] r4:00000000 [ 1336.346249][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1336.346291][ T32] r9:83018005 r8:84b7a400 r7:00000000 r6:83018000 r5:00001000 r4:7f09b000 [ 1336.346311][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1336.346349][ T32] r5:00001000 r4:e06d3000 [ 1336.346367][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1336.346404][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.346441][ T32] r5:85073f8c r4:85073c00 [ 1336.346460][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1336.346501][ T32] r7:dddced40 r6:83018000 r5:85073f8c r4:84b0bc80 [ 1336.346546][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1336.346594][ T32] r10:61c88647 r9:84b7a400 r8:84b0bcac r7:82804d40 r6:dddced40 r5:dddced60 [ 1336.346627][ T32] r4:84b0bc80 [ 1336.346676][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1336.346743][ T32] r10:00000000 r9:84b0bc80 r8:8027ecf4 r7:e08b1e60 r6:85024480 r5:84b7a400 [ 1336.346768][ T32] r4:00000001 [ 1336.346799][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.346875][ T32] Exception stack(0xe08cdfb0 to 0xe08cdff8) [ 1336.346903][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1336.346952][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.346981][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.347008][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1336.347050][ T32] r4:850d97c0 [ 1336.347089][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1336.347196][ T32] INFO: task kworker/0:642:4812 blocked for more than 462 seconds. [ 1336.347254][ T32] Not tainted 6.15.0-syzkaller #0 [ 1336.347282][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1336.347302][ T32] task:kworker/0:642 state:D stack:0 pid:4812 tgid:4812 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1336.347680][ T32] r5:8541ec00 r4:829189bc ** 2 printk messages dropped ** [ 1336.347819][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb3bde08 ** 13 printk messages dropped ** [ 1336.348438][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) ** 14 printk messages dropped ** [ 1336.349396][ T32] INFO: task kworker/0:642:4812 is blocked on a mutex likely owned by task kworker/0:314:3957. ** 10 printk messages dropped ** [ 1336.350159][ T32] dd60: 80050013 ffffffff ** 7 printk messages dropped ** [ 1336.350462][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9a40 ** 4 printk messages dropped ** [ 1336.369409][ T32] r5:00001000 r4:e06d3000 [ 1336.369455][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1336.369500][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.369559][ T32] r5:85073f8c r4:85073c00 [ 1336.369583][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1336.369668][ T32] r7:dddced40 r6:83018000 r5:85073f8c r4:84b0bc80 [ 1336.369693][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1336.369738][ T32] r10:61c88647 r9:84b7a400 r8:84b0bcac r7:82804d40 r6:dddced40 r5:dddced60 [ 1336.369760][ T32] r4:84b0bc80 [ 1336.369800][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1336.369852][ T32] r10:00000000 r9:84b0bc80 r8:8027ecf4 r7:e08b1e60 r6:85024480 r5:84b7a400 [ 1336.369876][ T32] r4:00000001 [ 1336.369896][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.369952][ T32] Exception stack(0xe08cdfb0 to 0xe08cdff8) [ 1336.369984][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1336.370012][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.370059][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.370095][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1336.370117][ T32] r4:850d97c0 [ 1336.370202][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1336.370235][ T32] INFO: task kworker/0:643:4814 blocked for more than 462 seconds. [ 1336.370267][ T32] Not tainted 6.15.0-syzkaller #0 [ 1336.370331][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1336.370356][ T32] task:kworker/0:643 state:D stack:0 pid:4814 tgid:4814 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.370477][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.375014][ T32] Call trace: [ 1336.375057][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1336.375149][ T32] r10:829189c0 r9:eb3c1d84 r8:00000002 r7:60000113 r6:eb3c1d8c r5:84930000 [ 1336.375174][ T32] r4:84930000 [ 1336.375194][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1336.375234][ T32] r5:84930000 r4:829189bc [ 1336.375253][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.375297][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.375354][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb3c1e08 [ 1336.375379][ T32] r4:00000000 [ 1336.375398][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1336.375434][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1336.375473][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1336.375513][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847b4680 [ 1336.375534][ T32] r4:00000000 [ 1336.375573][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1336.375619][ T32] r9:83018005 r8:84930000 r7:00000000 r6:83018000 r5:00001000 r4:7f04d000 ** 2 printk messages dropped ** [ 1336.375750][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) ** 9 printk messages dropped ** [ 1336.376192][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1336.376515][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 12 printk messages dropped ** [ 1336.377443][ T32] dd60: 80050013 ffffffff ** 5 printk messages dropped ** [ 1336.377680][ T32] r4:e08cddc0 ** 7 printk messages dropped ** [ 1336.377966][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) ** 8 printk messages dropped ** [ 1336.378461][ T32] r10:00000000 r9:84b0bc80 r8:8027ecf4 r7:e08b1e60 r6:85024480 r5:84b7a400 ** 10 printk messages dropped ** [ 1336.378952][ T32] Not tainted 6.15.0-syzkaller #0 ** 8 printk messages dropped ** [ 1336.379333][ T32] r5:84930c00 r4:829189bc ** 1 printk messages dropped ** [ 1336.379531][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) ** 24 printk messages dropped ** [ 1336.380450][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 15 printk messages dropped ** [ 1336.394031][ T32] dd60: 80050013 ffffffff ** 5 printk messages dropped ** [ 1336.394308][ T32] r4:e08cddc0 ** 5 printk messages dropped ** [ 1336.394517][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) ** 10 printk messages dropped ** [ 1336.395104][ T32] r10:00000000 r9:84b0bc80 r8:8027ecf4 r7:e08b1e60 r6:85024480 r5:84b7a400 ** 10 printk messages dropped ** [ 1336.395586][ T32] Not tainted 6.15.0-syzkaller #0 ** 8 printk messages dropped ** [ 1336.395936][ T32] r5:84931800 r4:829189bc [ 1336.395955][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 1 printk messages dropped ** [ 1336.396036][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb3c9e08 [ 1336.396081][ T32] r4:00000000 [ 1336.396105][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1336.396142][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1336.396245][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1336.396290][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847b4c00 [ 1336.396314][ T32] r4:00000000 [ 1336.396358][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1336.396403][ T32] r9:83018005 r8:84931800 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 1336.396432][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1336.396473][ T32] r5:00001000 r4:ead6d000 [ 1336.396516][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1336.396563][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.396622][ T32] r5:85342f8c r4:85342c00 [ 1336.396713][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1336.396758][ T32] r7:dddced40 r6:83018000 r5:85342f8c r4:84ada280 [ 1336.396778][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1336.396841][ T32] r10:61c88647 r9:84931800 r8:84ada2ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1336.396867][ T32] r4:84ada280 [ 1336.396907][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1336.396965][ T32] r10:00000000 r9:84ada280 r8:8027ecf4 r7:eb3c5e60 r6:85367580 r5:84931800 [ 1336.396989][ T32] r4:00000001 [ 1336.397008][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.397046][ T32] Exception stack(0xeb3c9fb0 to 0xeb3c9ff8) [ 1336.397073][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1336.397107][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.397132][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.397191][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1336.397217][ T32] r4:847b4800 [ 1336.397558][ T32] INFO: task kworker/0:645:4818 is blocked on a mutex likely owned by task kworker/0:314:3957. [ 1336.397592][ T32] task:kworker/0:314 state:R running task stack:0 pid:3957 tgid:3957 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.397671][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.397738][ T32] Call trace: [ 1336.397768][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1336.397816][ T32] r10:8280c9b4 r9:84b7a400 r8:80200be4 r7:e08cdd54 r6:ffffffff r5:84b7a400 [ 1336.397859][ T32] r4:00000000 [ 1336.397881][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 3 printk messages dropped ** [ 1336.398123][ T32] dd60: 80050013 ffffffff ** 7 printk messages dropped ** [ 1336.398348][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9a40 ** 7 printk messages dropped ** [ 1336.398682][ T32] r5:85073f8c r4:85073c00 ** 6 printk messages dropped ** [ 1336.399101][ T32] r10:00000000 r9:84b0bc80 r8:8027ecf4 r7:e08b1e60 r6:85024480 r5:84b7a400 ** 9 printk messages dropped ** [ 1336.399499][ T32] INFO: task kworker/0:646:4820 blocked for more than 462 seconds. ** 9 printk messages dropped ** [ 1336.399952][ T32] r5:8539a400 r4:829189bc [ 1336.399970][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.400007][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1336.400419][ T32] r5:00001000 r4:eac4d000 ** 13 printk messages dropped ** [ 1336.424341][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 23 printk messages dropped ** [ 1336.426019][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9a40 ** 9 printk messages dropped ** [ 1336.426607][ T32] r7:dddced40 r6:83018000 r5:85073f8c r4:84b0bc80 ** 9 printk messages dropped ** [ 1336.426939][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1336.427429][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1336.427817][ T32] r5:84932400 r4:829189bc [ 1336.427858][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 5 printk messages dropped ** [ 1336.428240][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) ** 9 printk messages dropped ** [ 1336.428654][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) ** 11 printk messages dropped ** [ 1336.429188][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1336.429950][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1336.430097][ T32] dd40: 7f323000 e069b000 8280c9b4 e08cdd9c e08cdda0 e08cdd70 80230ad4 80239bb0 [ 1336.430121][ T32] dd60: 80050013 ffffffff [ 1336.430155][ T32] r5:80050013 r4:80239bb0 [ 1336.430177][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1336.430238][ T32] r4:82ac11e4 [ 1336.430306][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.430373][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08cddc0 r5:e08cde08 [ 1336.430401][ T32] r4:e08cddc0 [ 1336.430443][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1336.430497][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9a40 [ 1336.449541][ T32] r4:00000000 [ 1336.449619][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1336.449693][ T32] r9:83018005 r8:84b7a400 r7:00000000 r6:83018000 r5:00001000 r4:7f09b000 [ 1336.449730][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1336.449824][ T32] r5:00001000 r4:e06d3000 [ 1336.449855][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1336.449916][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.449973][ T32] r5:85073f8c r4:85073c00 [ 1336.450027][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1336.450112][ T32] r7:dddced40 r6:83018000 r5:85073f8c r4:84b0bc80 [ 1336.450138][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1336.450214][ T32] r10:61c88647 r9:84b7a400 r8:84b0bcac r7:82804d40 r6:dddced40 r5:dddced60 [ 1336.450241][ T32] r4:84b0bc80 [ 1336.450281][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1336.450332][ T32] r10:00000000 r9:84b0bc80 r8:8027ecf4 r7:e08b1e60 r6:85024480 r5:84b7a400 [ 1336.450356][ T32] r4:00000001 [ 1336.450386][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.450446][ T32] Exception stack(0xe08cdfb0 to 0xe08cdff8) [ 1336.450536][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1336.450873][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.450913][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.450944][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1336.450987][ T32] r4:850d97c0 [ 1336.451015][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1336.451044][ T32] INFO: task kworker/0:648:4823 blocked for more than 462 seconds. [ 1336.451107][ T32] Not tainted 6.15.0-syzkaller #0 [ 1336.451199][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1336.451232][ T32] task:kworker/0:648 state:D stack:0 pid:4823 tgid:4823 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.451303][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.451357][ T32] Call trace: [ 1336.451411][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1336.451466][ T32] r10:829189c0 r9:eb3b9d84 r8:00000002 r7:60000013 r6:eb3b9d8c r5:84933000 [ 1336.451489][ T32] r4:84933000 [ 1336.451529][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1336.451595][ T32] r5:84933000 r4:829189bc [ 1336.451638][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.451684][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.451748][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb3b9e08 [ 1336.451773][ T32] r4:00000000 [ 1336.451792][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1336.451828][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1336.451866][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1336.451906][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847b4d40 [ 1336.451927][ T32] r4:00000000 [ 1336.451945][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1336.451985][ T32] r9:83018005 r8:84933000 r7:00000000 r6:83018000 r5:00001000 r4:7f057000 [ 1336.452006][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1336.452044][ T32] r5:00001000 r4:eadcf000 [ 1336.452063][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1336.452109][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.452189][ T32] r5:8534338c r4:85343000 [ 1336.452212][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1336.452255][ T32] r7:dddced40 r6:83018000 r5:8534338c r4:84ada480 [ 1336.452276][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1336.452321][ T32] r10:61c88647 r9:84933000 r8:84ada4ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1336.452346][ T32] r4:84ada480 [ 1336.452365][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1336.452431][ T32] r10:00000000 r9:84ada480 r8:8027ecf4 r7:eb3cde60 r6:84ada500 r5:84933000 [ 1336.452464][ T32] r4:00000001 [ 1336.452485][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.452530][ T32] Exception stack(0xeb3b9fb0 to 0xeb3b9ff8) [ 1336.452558][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1336.452586][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.452611][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.452639][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 3 printk messages dropped ** [ 1336.453336][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1336.453689][ T32] dd60: 80050013 ffffffff ** 7 printk messages dropped ** [ 1336.453964][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9a40 ** 7 printk messages dropped ** [ 1336.454321][ T32] r5:85073f8c r4:85073c00 ** 7 printk messages dropped ** [ 1336.454635][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1336.454908][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 10 printk messages dropped ** [ 1336.455431][ T32] r4:84933c00 ** 1 printk messages dropped ** [ 1336.455590][ T32] r5:84933c00 r4:829189bc ** 1 printk messages dropped ** [ 1336.455699][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) ** 7 printk messages dropped ** [ 1336.456009][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) ** 9 printk messages dropped ** [ 1336.456509][ T32] r10:61c88647 r9:84933c00 r8:84ada5ac r7:82804d40 r6:dddced40 r5:dddced60 ** 21 printk messages dropped ** [ 1336.457953][ T32] dd40: 7f323000 e069b000 8280c9b4 e08cdd9c e08cdda0 e08cdd70 80230ad4 80239bb0 ** 19 printk messages dropped ** [ 1336.458804][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) ** 6 printk messages dropped ** [ 1336.459047][ T32] Exception stack(0xe08cdfb0 to 0xe08cdff8) [ 1336.459096][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1336.459178][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.459211][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.459239][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1336.459260][ T32] r4:850d97c0 [ 1336.459303][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1336.459356][ T32] INFO: task kworker/0:650:4827 blocked for more than 462 seconds. [ 1336.459386][ T32] Not tainted 6.15.0-syzkaller #0 [ 1336.459436][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1336.459459][ T32] task:kworker/0:650 state:D stack:0 pid:4827 tgid:4827 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.459543][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.459596][ T32] Call trace: [ 1336.459638][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1336.459685][ T32] r10:829189c0 r9:eb3ddd84 r8:00000002 r7:60000113 r6:eb3ddd8c r5:84934800 [ 1336.459707][ T32] r4:84934800 [ 1336.459739][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1336.459808][ T32] r5:84934800 r4:829189bc [ 1336.459830][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.459879][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.459933][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb3dde08 [ 1336.459991][ T32] r4:00000000 [ 1336.460057][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1336.460105][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1336.460146][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1336.460188][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8538cfc0 [ 1336.460209][ T32] r4:00000000 [ 1336.460247][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1336.460325][ T32] r9:83018005 r8:84934800 r7:00000000 r6:83018000 r5:00001000 r4:7f05b000 [ 1336.460350][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1336.460410][ T32] r5:00001000 r4:eae8b000 [ 1336.460447][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1336.460535][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.481760][ T32] r5:85343b8c r4:85343800 [ 1336.481800][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1336.481868][ T32] r7:dddced40 r6:83018000 r5:85343b8c r4:84ada680 [ 1336.481903][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1336.481989][ T32] r10:61c88647 r9:84934800 r8:84ada6ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1336.482059][ T32] r4:84ada680 [ 1336.482102][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1336.482154][ T32] r10:00000000 r9:84ada680 r8:8027ecf4 r7:eb3d9e60 r6:84ada700 r5:84934800 [ 1336.482177][ T32] r4:00000001 [ 1336.482196][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.482232][ T32] Exception stack(0xeb3ddfb0 to 0xeb3ddff8) [ 1336.482312][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1336.482403][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 3 printk messages dropped ** [ 1336.483037][ T32] INFO: task kworker/0:650:4827 is blocked on a mutex likely owned by task kworker/0:314:3957. ** 10 printk messages dropped ** [ 1336.483662][ T32] dd60: 80050013 ffffffff ** 5 printk messages dropped ** [ 1336.483905][ T32] r4:e08cddc0 ** 5 printk messages dropped ** [ 1336.484197][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) ** 13 printk messages dropped ** [ 1336.484764][ T32] Exception stack(0xe08cdfb0 to 0xe08cdff8) ** 16 printk messages dropped ** [ 1336.485403][ T32] r5:84935400 r4:829189bc ** 3 printk messages dropped ** [ 1336.485608][ T32] r4:00000000 ** 7 printk messages dropped ** [ 1336.485990][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 1336.486388][ T32] r4:84ada780 ** 5 printk messages dropped ** [ 1336.486619][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1336.487573][ T32] r10:8280c9b4 r9:84b7a400 r8:80200be4 r7:e08cdd54 r6:ffffffff r5:84b7a400 ** 11 printk messages dropped ** [ 1336.488030][ T32] r4:e08cddc0 ** 4 printk messages dropped ** [ 1336.488241][ T32] r9:83018005 r8:84b7a400 r7:00000000 r6:83018000 r5:00001000 r4:7f09b000 ** 8 printk messages dropped ** [ 1336.488601][ T32] r10:61c88647 r9:84b7a400 r8:84b0bcac r7:82804d40 r6:dddced40 r5:dddced60 ** 10 printk messages dropped ** [ 1336.488948][ T32] r4:850d97c0 ** 4 printk messages dropped ** [ 1336.489061][ T32] task:kworker/0:652 state:D stack:0 pid:4832 tgid:4832 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1336.489495][ T32] r5:84936000 r4:829189bc ** 3 printk messages dropped ** [ 1336.489676][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1336.489806][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b06640 ** 1 printk messages dropped ** [ 1336.489845][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1336.489897][ T32] r9:83018005 r8:84936000 r7:00000000 r6:83018000 r5:00001000 r4:7f063000 [ 1336.489943][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1336.489985][ T32] r5:00001000 r4:eaf29000 [ 1336.490004][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1336.490062][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.490137][ T32] r5:8534cb8c r4:8534c800 [ 1336.490159][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1336.490250][ T32] r7:dddced40 r6:83018000 r5:8534cb8c r4:84ada880 [ 1336.490273][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1336.490317][ T32] r10:61c88647 r9:84936000 r8:84ada8ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1336.490359][ T32] r4:84ada880 [ 1336.490380][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1336.490422][ T32] r10:00000000 r9:84ada880 r8:8027ecf4 r7:eb3e1e60 r6:84ada900 r5:84936000 [ 1336.490467][ T32] r4:00000001 [ 1336.490564][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.521015][ T32] Exception stack(0xeb3e5fb0 to 0xeb3e5ff8) [ 1336.521073][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1336.521114][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.521186][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.521224][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1336.521266][ T32] r4:84b06100 [ 1336.521789][ T32] INFO: task kworker/0:652:4832 is blocked on a mutex likely owned by task kworker/0:314:3957. [ 1336.521827][ T32] task:kworker/0:314 state:R running task stack:0 pid:3957 tgid:3957 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.521928][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.521989][ T32] Call trace: [ 1336.522020][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1336.522074][ T32] r10:8280c9b4 r9:84b7a400 r8:80200be4 r7:e08cdd54 r6:ffffffff r5:84b7a400 [ 1336.522105][ T32] r4:00000000 [ 1336.522124][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.522163][ T32] Exception stack(0xe08cdd20 to 0xe08cdd68) [ 1336.522192][ T32] dd20: b2b27000 e069b000 00000001 80239b98 7f323000 00000001 82ac11c4 82ac05a0 [ 1336.522221][ T32] dd40: 7f323000 e069b000 8280c9b4 e08cdd9c e08cdda0 e08cdd70 80230ad4 80239bb0 [ 1336.522244][ T32] dd60: 80050013 ffffffff [ 1336.522287][ T32] r5:80050013 r4:80239bb0 [ 1336.522312][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1336.522357][ T32] r4:82ac11e4 [ 1336.522377][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) ** 4 printk messages dropped ** [ 1336.522654][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1336.522967][ T32] r5:85073f8c r4:85073c00 ** 4 printk messages dropped ** [ 1336.523325][ T32] r4:84b0bc80 ** 6 printk messages dropped ** [ 1336.523748][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1336.524282][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1336.524599][ T32] r5:84936c00 r4:829189bc [ 1336.524618][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1336.524817][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1336.524978][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b064c0 ** 8 printk messages dropped ** [ 1336.525434][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) ** 11 printk messages dropped ** [ 1336.526015][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1336.526952][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1336.527230][ T32] dd60: 80050013 ffffffff ** 8 printk messages dropped ** [ 1336.527599][ T32] r4:00000000 ** 9 printk messages dropped ** [ 1336.528118][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) ** 20 printk messages dropped ** [ 1336.528849][ T32] r10:829189c0 r9:eb3edd84 r8:00000002 r7:60000113 r6:eb3edd8c r5:85420000 ** 10 printk messages dropped ** [ 1336.529321][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b06780 ** 11 printk messages dropped ** [ 1336.529824][ T32] r10:61c88647 r9:85420000 r8:84adaaac r7:82804d40 r6:dddced40 r5:dddced60 ** 7 printk messages dropped ** [ 1336.530203][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1336.553837][ T32] r10:8280c9b4 r9:84b7a400 r8:80200be4 r7:e08cdd54 r6:ffffffff r5:84b7a400 ** 7 printk messages dropped ** [ 1336.554203][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1336.554260][ T32] r4:82ac11e4 [ 1336.554284][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.554326][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08cddc0 r5:e08cde08 [ 1336.554374][ T32] r4:e08cddc0 [ 1336.554410][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1336.554454][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9a40 [ 1336.554542][ T32] r4:00000000 [ 1336.554564][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1336.554608][ T32] r9:83018005 r8:84b7a400 r7:00000000 r6:83018000 r5:00001000 r4:7f09b000 [ 1336.554629][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1336.554668][ T32] r5:00001000 r4:e06d3000 [ 1336.554688][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1336.554726][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.554800][ T32] r5:85073f8c r4:85073c00 [ 1336.554865][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1336.554914][ T32] r7:dddced40 r6:83018000 r5:85073f8c r4:84b0bc80 [ 1336.554935][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1336.555021][ T32] r10:61c88647 r9:84b7a400 r8:84b0bcac r7:82804d40 r6:dddced40 r5:dddced60 [ 1336.555066][ T32] r4:84b0bc80 [ 1336.555097][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1336.555217][ T32] r10:00000000 r9:84b0bc80 r8:8027ecf4 r7:e08b1e60 r6:85024480 r5:84b7a400 [ 1336.555245][ T32] r4:00000001 [ 1336.555288][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.555326][ T32] Exception stack(0xe08cdfb0 to 0xe08cdff8) [ 1336.555351][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1336.555379][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.555406][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.555475][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1336.555500][ T32] r4:850d97c0 [ 1336.555538][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1336.555603][ T32] INFO: task kworker/0:655:4838 blocked for more than 463 seconds. [ 1336.555640][ T32] Not tainted 6.15.0-syzkaller #0 [ 1336.555676][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1336.555699][ T32] task:kworker/0:655 state:D stack:0 pid:4838 tgid:4838 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.555764][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.555806][ T32] Call trace: [ 1336.555921][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1336.555969][ T32] r10:829189c0 r9:eb3f5d84 r8:00000002 r7:60000113 r6:eb3f5d8c r5:85420c00 [ 1336.555990][ T32] r4:85420c00 [ 1336.556010][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1336.556060][ T32] r5:85420c00 r4:829189bc [ 1336.556132][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.556177][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.556243][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb3f5e08 [ 1336.556334][ T32] r4:00000000 [ 1336.556390][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1336.556430][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1336.556466][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1336.556506][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b06ac0 [ 1336.556558][ T32] r4:00000000 [ 1336.556581][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1336.556622][ T32] r9:83018005 r8:85420c00 r7:00000000 r6:83018000 r5:00001000 r4:7f069000 [ 1336.556645][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1336.556684][ T32] r5:00001000 r4:eaf5d000 [ 1336.556792][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1336.556833][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.556872][ T32] r5:8534d78c r4:8534d400 [ 1336.556890][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1336.556932][ T32] r7:dddced40 r6:83018000 r5:8534d78c r4:84adab80 [ 1336.556952][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1336.556995][ T32] r10:61c88647 r9:85420c00 r8:84adabac r7:82804d40 r6:dddced40 r5:dddced60 ** 2 printk messages dropped ** [ 1336.557175][ T32] r10:00000000 r9:84adab80 r8:8027ecf4 r7:eb3ede60 r6:84adac00 r5:85420c00 ** 24 printk messages dropped ** [ 1336.558926][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08cddc0 r5:e08cde08 ** 15 printk messages dropped ** [ 1336.559590][ T32] r4:84b0bc80 ** 11 printk messages dropped ** [ 1336.560076][ T32] INFO: task kworker/0:656:4839 blocked for more than 463 seconds. ** 9 printk messages dropped ** [ 1336.581042][ T32] r5:85421800 r4:829189bc ** 12 printk messages dropped ** [ 1336.581676][ T32] r5:00001000 r4:eaf4d000 ** 14 printk messages dropped ** [ 1336.582304][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 20 printk messages dropped ** [ 1336.583947][ T32] r4:e08cddc0 [ 1336.583966][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1336.584026][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9a40 [ 1336.584073][ T32] r4:00000000 [ 1336.584101][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1336.584171][ T32] r9:83018005 r8:84b7a400 r7:00000000 r6:83018000 r5:00001000 r4:7f09b000 [ 1336.584199][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1336.584243][ T32] r5:00001000 r4:e06d3000 [ 1336.584270][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1336.584329][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.584370][ T32] r5:85073f8c r4:85073c00 [ 1336.584411][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1336.584458][ T32] r7:dddced40 r6:83018000 r5:85073f8c r4:84b0bc80 [ 1336.584478][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1336.584522][ T32] r10:61c88647 r9:84b7a400 r8:84b0bcac r7:82804d40 r6:dddced40 r5:dddced60 [ 1336.584544][ T32] r4:84b0bc80 [ 1336.584584][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1336.584660][ T32] r10:00000000 r9:84b0bc80 r8:8027ecf4 r7:e08b1e60 r6:85024480 r5:84b7a400 [ 1336.584708][ T32] r4:00000001 [ 1336.584750][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.584787][ T32] Exception stack(0xe08cdfb0 to 0xe08cdff8) [ 1336.584813][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1336.584839][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.584864][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.584892][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1336.584914][ T32] r4:850d97c0 [ 1336.584955][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1336.585010][ T32] INFO: task kworker/0:657:4843 blocked for more than 463 seconds. [ 1336.585073][ T32] Not tainted 6.15.0-syzkaller #0 [ 1336.585108][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1336.585128][ T32] task:kworker/0:657 state:D stack:0 pid:4843 tgid:4843 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.585236][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.585299][ T32] Call trace: [ 1336.585352][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1336.585417][ T32] r10:829189c0 r9:eb415d84 r8:00000002 r7:60000013 r6:eb415d8c r5:85422400 [ 1336.585442][ T32] r4:85422400 [ 1336.585497][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1336.585540][ T32] r5:85422400 r4:829189bc [ 1336.585562][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.585600][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.585676][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb415e08 [ 1336.585718][ T32] r4:00000000 [ 1336.585753][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1336.585800][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1336.585856][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1336.585901][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b06bc0 [ 1336.585945][ T32] r4:00000000 [ 1336.586003][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1336.586091][ T32] r9:83018005 r8:85422400 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [ 1336.586205][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1336.586249][ T32] r5:00001000 r4:eaf75000 ** 4 printk messages dropped ** [ 1336.586472][ T32] r7:dddced40 r6:83018000 r5:8534db8c r4:84adad80 ** 13 printk messages dropped ** [ 1336.587545][ T32] INFO: task kworker/0:657:4843 is blocked on a mutex likely owned by task kworker/0:314:3957. ** 10 printk messages dropped ** [ 1336.588139][ T32] dd60: 80050013 ffffffff ** 7 printk messages dropped ** [ 1336.588428][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9a40 ** 9 printk messages dropped ** [ 1336.588847][ T32] r7:dddced40 r6:83018000 r5:85073f8c r4:84b0bc80 ** 9 printk messages dropped ** [ 1336.589298][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1336.589703][ T32] Call trace: ** 4 printk messages dropped ** [ 1336.589901][ T32] r5:85423000 r4:829189bc [ 1336.589943][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 4 printk messages dropped ** [ 1336.590196][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1336.607713][ T32] r5:8534df8c r4:8534dc00 ** 3 printk messages dropped ** [ 1336.607888][ T32] r10:61c88647 r9:85423000 r8:84adaeac r7:82804d40 r6:dddced40 r5:dddced60 ** 6 printk messages dropped ** [ 1336.608236][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1336.608297][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.608356][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.608396][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1336.608425][ T32] r4:84b069c0 [ 1336.609261][ T32] INFO: task kworker/0:658:4844 is blocked on a mutex likely owned by task kworker/0:314:3957. [ 1336.609346][ T32] task:kworker/0:314 state:R running task stack:0 pid:3957 tgid:3957 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.609498][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.609635][ T32] Call trace: [ 1336.609718][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1336.609815][ T32] r10:8280c9b4 r9:84b7a400 r8:80200be4 r7:e08cdd54 r6:ffffffff r5:84b7a400 [ 1336.609859][ T32] r4:00000000 [ 1336.609923][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.610005][ T32] Exception stack(0xe08cdd20 to 0xe08cdd68) [ 1336.610120][ T32] dd20: b3644000 e069b000 00000001 80239b98 7f323000 00000001 82ac11c4 82ac05a0 [ 1336.610180][ T32] dd40: 7f323000 e069b000 8280c9b4 e08cdd9c e08cdda0 e08cdd70 80230ad4 80239bb0 [ 1336.610251][ T32] dd60: 80050013 ffffffff [ 1336.610351][ T32] r5:80050013 r4:80239bb0 [ 1336.610406][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1336.610493][ T32] r4:82ac11e4 [ 1336.610538][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.621154][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08cddc0 r5:e08cde08 [ 1336.621273][ T32] r4:e08cddc0 [ 1336.621323][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1336.621442][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9a40 [ 1336.621493][ T32] r4:00000000 [ 1336.621537][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1336.621621][ T32] r9:83018005 r8:84b7a400 r7:00000000 r6:83018000 r5:00001000 r4:7f09b000 [ 1336.621664][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1336.621748][ T32] r5:00001000 r4:e06d3000 [ 1336.621792][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1336.621862][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.621966][ T32] r5:85073f8c r4:85073c00 [ 1336.622045][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1336.622188][ T32] r7:dddced40 r6:83018000 r5:85073f8c r4:84b0bc80 [ 1336.622313][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1336.622408][ T32] r10:61c88647 r9:84b7a400 r8:84b0bcac r7:82804d40 r6:dddced40 r5:dddced60 [ 1336.622449][ T32] r4:84b0bc80 [ 1336.622489][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1336.622572][ T32] r10:00000000 r9:84b0bc80 r8:8027ecf4 r7:e08b1e60 r6:85024480 r5:84b7a400 [ 1336.622633][ T32] r4:00000001 [ 1336.622803][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.622878][ T32] Exception stack(0xe08cdfb0 to 0xe08cdff8) [ 1336.622962][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1336.623021][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1336.623493][ T32] Not tainted 6.15.0-syzkaller #0 ** 8 printk messages dropped ** [ 1336.624258][ T32] r5:85424800 r4:829189bc [ 1336.624297][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.624377][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) ** 5 printk messages dropped ** [ 1336.624811][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b06ec0 ** 10 printk messages dropped ** [ 1336.625532][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) ** 11 printk messages dropped ** [ 1336.626392][ T32] r4:84b06b40 ** 4 printk messages dropped ** [ 1336.627672][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) ** 12 printk messages dropped ** [ 1336.628651][ T32] r4:e08cddc0 ** 4 printk messages dropped ** [ 1336.628990][ T32] r9:83018005 r8:84b7a400 r7:00000000 r6:83018000 r5:00001000 r4:7f09b000 ** 8 printk messages dropped ** [ 1336.629684][ T32] r10:61c88647 r9:84b7a400 r8:84b0bcac r7:82804d40 r6:dddced40 r5:dddced60 ** 12 printk messages dropped ** [ 1336.630513][ T32] INFO: task kworker/0:660:4848 blocked for more than 463 seconds. ** 9 printk messages dropped ** [ 1336.662240][ T32] r5:85425400 r4:829189bc [ 1336.662259][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1336.662398][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1336.662636][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) ** 8 printk messages dropped ** [ 1336.663009][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) ** 10 printk messages dropped ** [ 1336.663461][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 11 printk messages dropped ** [ 1336.664550][ T32] dd40: 7f323000 e069b000 8280c9b4 e08cdd9c e08cdda0 e08cdd70 80230ad4 80239bb0 ** 11 printk messages dropped ** [ 1336.664957][ T32] r9:83018005 r8:84b7a400 r7:00000000 r6:83018000 r5:00001000 r4:7f09b000 ** 4 printk messages dropped ** [ 1336.665183][ T32] r5:85073f8c r4:85073c00 [ 1336.665206][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1336.665249][ T32] r7:dddced40 r6:83018000 r5:85073f8c r4:84b0bc80 [ 1336.665268][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1336.665312][ T32] r10:61c88647 r9:84b7a400 r8:84b0bcac r7:82804d40 r6:dddced40 r5:dddced60 [ 1336.665340][ T32] r4:84b0bc80 [ 1336.665381][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1336.665448][ T32] r10:00000000 r9:84b0bc80 r8:8027ecf4 r7:e08b1e60 r6:85024480 r5:84b7a400 [ 1336.665494][ T32] r4:00000001 [ 1336.665519][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.665557][ T32] Exception stack(0xe08cdfb0 to 0xe08cdff8) [ 1336.665603][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1336.665635][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.665662][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.665712][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1336.665777][ T32] r4:850d97c0 [ 1336.665806][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1336.665846][ T32] INFO: task kworker/0:661:4851 blocked for more than 463 seconds. [ 1336.665875][ T32] Not tainted 6.15.0-syzkaller #0 [ 1336.665897][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1336.665917][ T32] task:kworker/0:661 state:D stack:0 pid:4851 tgid:4851 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.665962][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.666021][ T32] Call trace: [ 1336.666069][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1336.666203][ T32] r10:829189c0 r9:eb41dd84 r8:00000002 r7:60000013 r6:eb41dd8c r5:85426000 [ 1336.666237][ T32] r4:85426000 [ 1336.666257][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1336.666299][ T32] r5:85426000 r4:829189bc [ 1336.666318][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.666404][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.666455][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb41de08 [ 1336.666490][ T32] r4:00000000 [ 1336.666559][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1336.666629][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1336.666670][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1336.666731][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85037440 [ 1336.666776][ T32] r4:00000000 [ 1336.666797][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1336.666857][ T32] r9:83018005 r8:85426000 r7:00000000 r6:83018000 r5:00001000 r4:7f09f000 [ 1336.666881][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1336.666919][ T32] r5:00001000 r4:eb239000 [ 1336.666957][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1336.666998][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.667056][ T32] r5:8534ef8c r4:8534ec00 [ 1336.667079][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1336.667209][ T32] r7:dddced40 r6:83018000 r5:8534ef8c r4:85115180 [ 1336.667235][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1336.667282][ T32] r10:61c88647 r9:85426000 r8:851151ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1336.667304][ T32] r4:85115180 [ 1336.667322][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1336.667375][ T32] r10:00000000 r9:85115180 r8:8027ecf4 r7:eb421e60 r6:85115200 r5:85426000 [ 1336.667399][ T32] r4:00000001 [ 1336.667453][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.667512][ T32] Exception stack(0xeb41dfb0 to 0xeb41dff8) [ 1336.667543][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1336.667573][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.667602][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.667631][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1336.667680][ T32] r4:850371c0 [ 1336.668047][ T32] INFO: task kworker/0:661:4851 is blocked on a mutex likely owned by task kworker/0:314:3957. [ 1336.668082][ T32] task:kworker/0:314 state:R running task stack:0 pid:3957 tgid:3957 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.668139][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.668184][ T32] Call trace: [ 1336.668239][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1336.668293][ T32] r10:8280c9b4 r9:84b7a400 r8:80200be4 r7:e08cdd54 r6:ffffffff r5:84b7a400 ** 5 printk messages dropped ** [ 1336.668589][ T32] dd60: 80050013 ffffffff ** 8 printk messages dropped ** [ 1336.668943][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1336.669222][ T32] r5:85073f8c r4:85073c00 ** 4 printk messages dropped ** [ 1336.669404][ T32] r4:84b0bc80 ** 6 printk messages dropped ** [ 1336.669702][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1336.670082][ T32] Call trace: ** 2 printk messages dropped ** [ 1336.670183][ T32] r4:85426c00 [ 1336.670202][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1336.670242][ T32] r5:85426c00 r4:829189bc [ 1336.670282][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.670345][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.670395][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb425e08 [ 1336.670431][ T32] r4:00000000 [ 1336.670454][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1336.670571][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1336.690952][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1336.691054][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85037280 [ 1336.691086][ T32] r4:00000000 [ 1336.691144][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1336.691233][ T32] r9:83018005 r8:85426c00 r7:00000000 r6:83018000 r5:00001000 r4:7f09d000 [ 1336.691273][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1336.691339][ T32] r5:00001000 r4:eb1e5000 [ 1336.691389][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1336.691433][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.691473][ T32] r5:8534eb8c r4:8534e800 [ 1336.691494][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1336.691552][ T32] r7:dddced40 r6:83018000 r5:8534eb8c r4:85115280 [ 1336.691578][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1336.691625][ T32] r10:61c88647 r9:85426c00 r8:851152ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1336.691657][ T32] r4:85115280 [ 1336.691685][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1336.691732][ T32] r10:00000000 r9:85115280 r8:8027ecf4 r7:eb41de60 r6:85115300 r5:85426c00 [ 1336.691757][ T32] r4:00000001 [ 1336.691777][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.691813][ T32] Exception stack(0xeb425fb0 to 0xeb425ff8) [ 1336.691863][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1336.691899][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.691939][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.691980][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 2 printk messages dropped ** [ 1336.692579][ T32] task:kworker/0:314 state:R running task stack:0 pid:3957 tgid:3957 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 11 printk messages dropped ** [ 1336.693119][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1336.693162][ T32] r4:82ac11e4 [ 1336.693183][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.693226][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08cddc0 r5:e08cde08 [ 1336.693249][ T32] r4:e08cddc0 [ 1336.693269][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1336.693312][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9a40 [ 1336.693341][ T32] r4:00000000 [ 1336.693362][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1336.693404][ T32] r9:83018005 r8:84b7a400 r7:00000000 r6:83018000 r5:00001000 r4:7f09b000 [ 1336.693446][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1336.693509][ T32] r5:00001000 r4:e06d3000 [ 1336.693533][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1336.693593][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.693644][ T32] r5:85073f8c r4:85073c00 [ 1336.693669][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1336.693725][ T32] r7:dddced40 r6:83018000 r5:85073f8c r4:84b0bc80 [ 1336.693784][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1336.693841][ T32] r10:61c88647 r9:84b7a400 r8:84b0bcac r7:82804d40 r6:dddced40 r5:dddced60 [ 1336.693866][ T32] r4:84b0bc80 [ 1336.693886][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1336.693951][ T32] r10:00000000 r9:84b0bc80 r8:8027ecf4 r7:e08b1e60 r6:85024480 r5:84b7a400 [ 1336.693979][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1336.694095][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 11 printk messages dropped ** [ 1336.694726][ T32] r10:829189c0 r9:eb42dd84 r8:00000002 r7:60000013 r6:eb42dd8c r5:85428000 ** 2 printk messages dropped ** [ 1336.694837][ T32] r5:85428000 r4:829189bc ** 1 printk messages dropped ** [ 1336.694918][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) ** 7 printk messages dropped ** [ 1336.695285][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) ** 7 printk messages dropped ** [ 1336.695651][ T32] r7:dddced40 r6:83018000 r5:8534f78c r4:85115380 ** 9 printk messages dropped ** [ 1336.696047][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 1 printk messages dropped ** [ 1336.696154][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1336.696180][ T32] r4:850372c0 [ 1336.696588][ T32] INFO: task kworker/0:663:4854 is blocked on a mutex likely owned by task kworker/0:314:3957. [ 1336.696647][ T32] task:kworker/0:314 state:R running task stack:0 pid:3957 tgid:3957 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.696722][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.696766][ T32] Call trace: [ 1336.696840][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1336.696909][ T32] r10:8280c9b4 r9:84b7a400 r8:80200be4 r7:e08cdd54 r6:ffffffff r5:84b7a400 [ 1336.696940][ T32] r4:00000000 [ 1336.696969][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 3 printk messages dropped ** [ 1336.697159][ T32] dd60: 80050013 ffffffff ** 5 printk messages dropped ** [ 1336.697325][ T32] r4:e08cddc0 ** 4 printk messages dropped ** [ 1336.697557][ T32] r9:83018005 r8:84b7a400 r7:00000000 r6:83018000 r5:00001000 r4:7f09b000 ** 9 printk messages dropped ** [ 1336.697997][ T32] r4:84b0bc80 ** 6 printk messages dropped ** [ 1336.698309][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1336.698682][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1336.698947][ T32] r5:85428c00 r4:829189bc [ 1336.698967][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1336.699139][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1336.699281][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) ** 9 printk messages dropped ** [ 1336.699645][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) ** 10 printk messages dropped ** [ 1336.700026][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 11 printk messages dropped ** [ 1336.731758][ T32] Exception stack(0xe08cdd20 to 0xe08cdd68) ** 8 printk messages dropped ** [ 1336.732011][ T32] r4:e08cddc0 ** 4 printk messages dropped ** [ 1336.732239][ T32] r9:83018005 r8:84b7a400 r7:00000000 r6:83018000 r5:00001000 r4:7f09b000 ** 8 printk messages dropped ** [ 1336.732617][ T32] r10:61c88647 r9:84b7a400 r8:84b0bcac r7:82804d40 r6:dddced40 r5:dddced60 ** 10 printk messages dropped ** [ 1336.733131][ T32] r4:850d97c0 ** 5 printk messages dropped ** [ 1336.733339][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1336.733651][ T32] r5:85429800 r4:829189bc [ 1336.733674][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 8 printk messages dropped ** [ 1336.734028][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1336.734104][ T32] r9:83018005 r8:85429800 r7:00000000 r6:83018000 r5:00001000 r4:7f0b1000 [ 1336.734133][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1336.734196][ T32] r5:00001000 r4:eb479000 [ 1336.734224][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1336.734305][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.734376][ T32] r5:8534ff8c r4:8534fc00 [ 1336.734397][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1336.734451][ T32] r7:dddced40 r6:83018000 r5:8534ff8c r4:85115580 [ 1336.734474][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1336.734542][ T32] r10:61c88647 r9:85429800 r8:851155ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1336.734568][ T32] r4:85115580 [ 1336.734609][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1336.734656][ T32] r10:00000000 r9:85115580 r8:8027ecf4 r7:eb42de60 r6:85115600 r5:85429800 [ 1336.734678][ T32] r4:00000001 [ 1336.734717][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.734755][ T32] Exception stack(0xeb435fb0 to 0xeb435ff8) [ 1336.734801][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1336.734832][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.734861][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.734889][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1336.734937][ T32] r4:85037600 [ 1336.735498][ T32] INFO: task kworker/0:665:4858 is blocked on a mutex likely owned by task kworker/0:314:3957. [ 1336.735545][ T32] task:kworker/0:314 state:R running task stack:0 pid:3957 tgid:3957 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.735619][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.735666][ T32] Call trace: [ 1336.735695][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1336.735766][ T32] r10:8280c9b4 r9:84b7a400 r8:80200be4 r7:e08cdd54 r6:ffffffff r5:84b7a400 [ 1336.735815][ T32] r4:00000000 [ 1336.735837][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.735883][ T32] Exception stack(0xe08cdd20 to 0xe08cdd68) [ 1336.735948][ T32] dd20: b4cbd000 e069b000 00000001 80239b98 7f323000 00000001 82ac11c4 82ac05a0 [ 1336.736020][ T32] dd40: 7f323000 e069b000 8280c9b4 e08cdd9c e08cdda0 e08cdd70 80230ad4 80239bb0 [ 1336.736109][ T32] dd60: 80050013 ffffffff [ 1336.736155][ T32] r5:80050013 r4:80239bb0 [ 1336.736180][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1336.736225][ T32] r4:82ac11e4 [ 1336.736246][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.736287][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08cddc0 r5:e08cde08 [ 1336.736309][ T32] r4:e08cddc0 [ 1336.736335][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1336.736377][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9a40 [ 1336.736399][ T32] r4:00000000 [ 1336.736418][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1336.736492][ T32] r9:83018005 r8:84b7a400 r7:00000000 r6:83018000 r5:00001000 r4:7f09b000 [ 1336.736517][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1336.736582][ T32] r5:00001000 r4:e06d3000 [ 1336.736605][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1336.736656][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.736697][ T32] r5:85073f8c r4:85073c00 [ 1336.736716][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1336.736758][ T32] r7:dddced40 r6:83018000 r5:85073f8c r4:84b0bc80 [ 1336.736777][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1336.736821][ T32] r10:61c88647 r9:84b7a400 r8:84b0bcac r7:82804d40 r6:dddced40 r5:dddced60 [ 1336.736857][ T32] r4:84b0bc80 [ 1336.736898][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1336.736945][ T32] r10:00000000 r9:84b0bc80 r8:8027ecf4 r7:e08b1e60 r6:85024480 r5:84b7a400 [ 1336.736967][ T32] r4:00000001 [ 1336.736994][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.737053][ T32] Exception stack(0xe08cdfb0 to 0xe08cdff8) [ 1336.737088][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1336.737118][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 2 printk messages dropped ** [ 1336.737246][ T32] r4:850d97c0 ** 4 printk messages dropped ** [ 1336.737436][ T32] task:kworker/0:666 state:D stack:0 pid:4859 tgid:4859 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1336.737824][ T32] r5:8542a400 r4:829189bc [ 1336.737846][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 1 printk messages dropped ** [ 1336.737978][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb43de08 ** 7 printk messages dropped ** [ 1336.738379][ T32] r9:83018005 r8:8542a400 r7:00000000 r6:83018000 r5:00001000 r4:7f0af000 ** 8 printk messages dropped ** [ 1336.738800][ T32] r10:61c88647 r9:8542a400 r8:851156ac r7:82804d40 r6:dddced40 r5:dddced60 ** 6 printk messages dropped ** [ 1336.739097][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1336.739810][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1336.740170][ T32] dd60: 80050013 ffffffff ** 5 printk messages dropped ** [ 1336.740424][ T32] r4:e08cddc0 ** 4 printk messages dropped ** [ 1336.761039][ T32] r9:83018005 r8:84b7a400 r7:00000000 r6:83018000 r5:00001000 r4:7f09b000 ** 8 printk messages dropped ** [ 1336.761605][ T32] r10:61c88647 r9:84b7a400 r8:84b0bcac r7:82804d40 r6:dddced40 r5:dddced60 ** 10 printk messages dropped ** [ 1336.762212][ T32] r4:850d97c0 ** 5 printk messages dropped ** [ 1336.762517][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1336.762750][ T32] r5:8539d400 r4:829189bc [ 1336.762786][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1336.762921][ T32] r4:00000000 [ 1336.762942][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1336.762983][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1336.763021][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1336.763060][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8510c040 [ 1336.763086][ T32] r4:00000000 [ 1336.763105][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1336.763194][ T32] r9:83018205 r8:8539d400 r7:00000000 r6:83018200 r5:00001000 r4:7f0ab000 [ 1336.763216][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1336.763254][ T32] r5:00001000 r4:eb445000 [ 1336.763274][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1336.763311][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.763356][ T32] r5:85241b8c r4:85241800 [ 1336.763387][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1336.763442][ T32] r7:ddde2d40 r6:83018200 r5:85241b8c r4:85367700 [ 1336.763488][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1336.763556][ T32] r10:61c88647 r9:8539d400 r8:8536772c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1336.763581][ T32] r4:85367700 [ 1336.763620][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1336.763676][ T32] r10:00000000 r9:85367700 r8:8027ecf4 r7:eb1d1e60 r6:85367780 r5:8539d400 [ 1336.763722][ T32] r4:00000001 [ 1336.763745][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.763789][ T32] Exception stack(0xeb439fb0 to 0xeb439ff8) [ 1336.763817][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1336.763860][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.763901][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.763931][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1336.763974][ T32] r4:850047c0 [ 1336.764504][ T32] INFO: task kworker/1:199:4862 is blocked on a mutex likely owned by task kworker/0:314:3957. [ 1336.764566][ T32] task:kworker/0:314 state:R running task stack:0 pid:3957 tgid:3957 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.764659][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.764707][ T32] Call trace: [ 1336.764761][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1336.764814][ T32] r10:8280c9b4 r9:84b7a400 r8:80200be4 r7:e08cdd54 r6:ffffffff r5:84b7a400 [ 1336.764852][ T32] r4:00000000 [ 1336.764874][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.764914][ T32] Exception stack(0xe08cdd20 to 0xe08cdd68) [ 1336.764942][ T32] dd20: b5149000 e069b000 00000001 80239b98 7f323000 00000001 82ac11c4 82ac05a0 [ 1336.764995][ T32] dd40: 7f323000 e069b000 8280c9b4 e08cdd9c e08cdda0 e08cdd70 80230ad4 80239bb0 [ 1336.765022][ T32] dd60: 80050013 ffffffff [ 1336.765046][ T32] r5:80050013 r4:80239bb0 [ 1336.765065][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1336.765107][ T32] r4:82ac11e4 [ 1336.765139][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.765223][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08cddc0 r5:e08cde08 [ 1336.765256][ T32] r4:e08cddc0 [ 1336.765276][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) ** 1 printk messages dropped ** [ 1336.765359][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1336.765585][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) ** 6 printk messages dropped ** [ 1336.765830][ T32] r4:84b0bc80 ** 4 printk messages dropped ** [ 1336.766034][ T32] Exception stack(0xe08cdfb0 to 0xe08cdff8) ** 6 printk messages dropped ** [ 1336.766322][ T32] INFO: task kworker/1:200:4865 blocked for more than 463 seconds. ** 9 printk messages dropped ** [ 1336.766777][ T32] r5:8539c800 r4:829189bc [ 1336.766816][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 6 printk messages dropped ** [ 1336.767188][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8540e040 ** 18 printk messages dropped ** [ 1336.767942][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 21 printk messages dropped ** [ 1336.769168][ T32] r4:e08cddc0 ** 11 printk messages dropped ** [ 1336.769590][ T32] r7:dddced40 r6:83018000 r5:85073f8c r4:84b0bc80 ** 15 printk messages dropped ** [ 1336.770076][ T32] Not tainted 6.15.0-syzkaller #0 ** 8 printk messages dropped ** [ 1336.770420][ T32] r5:8539e000 r4:829189bc ** 3 printk messages dropped ** [ 1336.796860][ T32] r4:00000000 ** 8 printk messages dropped ** [ 1336.797377][ T32] r5:00001000 r4:eb0e1000 ** 13 printk messages dropped ** [ 1336.798121][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1336.798181][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.798241][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.798312][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1336.798378][ T32] r4:8510c100 [ 1336.799060][ T32] INFO: task kworker/1:201:4867 is blocked on a mutex likely owned by task kworker/0:314:3957. [ 1336.799146][ T32] task:kworker/0:314 state:R running task stack:0 pid:3957 tgid:3957 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.799251][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.799340][ T32] Call trace: [ 1336.799385][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1336.799490][ T32] r10:8280c9b4 r9:84b7a400 r8:80200be4 r7:e08cdd54 r6:ffffffff r5:84b7a400 [ 1336.799530][ T32] r4:00000000 [ 1336.799554][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.799596][ T32] Exception stack(0xe08cdd20 to 0xe08cdd68) [ 1336.799649][ T32] dd20: b560e000 e069b000 00000001 80239b98 7f323000 00000001 82ac11c4 82ac05a0 [ 1336.799682][ T32] dd40: 7f323000 e069b000 8280c9b4 e08cdd9c e08cdda0 e08cdd70 80230ad4 80239bb0 [ 1336.799706][ T32] dd60: 80050013 ffffffff [ 1336.799729][ T32] r5:80050013 r4:80239bb0 [ 1336.799750][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1336.799791][ T32] r4:82ac11e4 [ 1336.799811][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.799852][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08cddc0 r5:e08cde08 [ 1336.799930][ T32] r4:e08cddc0 [ 1336.799960][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1336.800014][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9a40 [ 1336.800036][ T32] r4:00000000 [ 1336.800079][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1336.800156][ T32] r9:83018005 r8:84b7a400 r7:00000000 r6:83018000 r5:00001000 r4:7f09b000 [ 1336.800182][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1336.800224][ T32] r5:00001000 r4:e06d3000 [ 1336.800243][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1336.800350][ T32] r5:85073f8c r4:85073c00 ** 4 printk messages dropped ** [ 1336.805412][ T32] r4:84b0bc80 ** 4 printk messages dropped ** [ 1336.805608][ T32] Exception stack(0xe08cdfb0 to 0xe08cdff8) ** 6 printk messages dropped ** [ 1336.805921][ T32] INFO: task kworker/0:667:4871 blocked for more than 463 seconds. ** 9 printk messages dropped ** [ 1336.806462][ T32] r5:8539ec00 r4:829189bc [ 1336.806506][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.806550][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1336.806916][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) ** 20 printk messages dropped ** [ 1336.808304][ T32] task:kworker/0:314 state:R running task stack:0 pid:3957 tgid:3957 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1336.808800][ T32] dd60: 80050013 ffffffff [ 1336.808822][ T32] r5:80050013 r4:80239bb0 [ 1336.808886][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1336.808954][ T32] r4:82ac11e4 [ 1336.809005][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.809050][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08cddc0 r5:e08cde08 [ 1336.809072][ T32] r4:e08cddc0 [ 1336.809106][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1336.809151][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9a40 [ 1336.809187][ T32] r4:00000000 [ 1336.809210][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1336.809253][ T32] r9:83018005 r8:84b7a400 r7:00000000 r6:83018000 r5:00001000 r4:7f09b000 [ 1336.809274][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1336.809313][ T32] r5:00001000 r4:e06d3000 [ 1336.809356][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1336.809400][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.809438][ T32] r5:85073f8c r4:85073c00 [ 1336.809457][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1336.809551][ T32] r7:dddced40 r6:83018000 r5:85073f8c r4:84b0bc80 [ 1336.809574][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1336.809621][ T32] r10:61c88647 r9:84b7a400 r8:84b0bcac r7:82804d40 r6:dddced40 r5:dddced60 [ 1336.809643][ T32] r4:84b0bc80 [ 1336.809662][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1336.809705][ T32] r10:00000000 r9:84b0bc80 r8:8027ecf4 r7:e08b1e60 r6:85024480 r5:84b7a400 [ 1336.809727][ T32] r4:00000001 [ 1336.809769][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.809808][ T32] Exception stack(0xe08cdfb0 to 0xe08cdff8) [ 1336.809909][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1336.809941][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 1 printk messages dropped ** [ 1336.809996][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 10 printk messages dropped ** [ 1336.810379][ T32] r4:85423c00 ** 1 printk messages dropped ** [ 1336.810436][ T32] r5:85423c00 r4:829189bc [ 1336.810454][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1336.822772][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1336.823022][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b06f80 ** 9 printk messages dropped ** [ 1336.823560][ T32] r7:dddced40 r6:83018000 r5:8535878c r4:85115800 ** 8 printk messages dropped ** [ 1336.823986][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1336.824942][ T32] r10:8280c9b4 r9:84b7a400 r8:80200be4 r7:e08cdd54 r6:ffffffff r5:84b7a400 ** 11 printk messages dropped ** [ 1336.825514][ T32] r4:e08cddc0 ** 5 printk messages dropped ** [ 1336.825752][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) ** 24 printk messages dropped ** [ 1336.826895][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1336.827223][ T32] r5:852e6000 r4:829189bc ** 2 printk messages dropped ** [ 1336.827328][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb4ade08 ** 16 printk messages dropped ** [ 1336.828097][ T32] r10:61c88647 r9:852e6000 r8:851158ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1336.828187][ T32] r4:85115880 [ 1336.828262][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1336.828335][ T32] r10:00000000 r9:85115880 r8:8027ecf4 r7:eb4a1e60 r6:85367b00 r5:852e6000 [ 1336.828388][ T32] r4:00000001 [ 1336.828411][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.828447][ T32] Exception stack(0xeb4adfb0 to 0xeb4adff8) [ 1336.828473][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1336.828536][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.828590][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.828621][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1336.828644][ T32] r4:85037600 [ 1336.829015][ T32] INFO: task kworker/0:669:4874 is blocked on a mutex likely owned by task kworker/0:314:3957. [ 1336.829052][ T32] task:kworker/0:314 state:R running task stack:0 pid:3957 tgid:3957 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.829166][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.829264][ T32] Call trace: [ 1336.829310][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1336.829364][ T32] r10:8280c9b4 r9:84b7a400 r8:80200be4 r7:e08cdd54 r6:ffffffff r5:84b7a400 [ 1336.829388][ T32] r4:00000000 [ 1336.829411][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.829480][ T32] Exception stack(0xe08cdd20 to 0xe08cdd68) [ 1336.829513][ T32] dd20: b56d3000 e069b000 00000001 80239b98 7f323000 00000001 82ac11c4 82ac05a0 [ 1336.829542][ T32] dd40: 7f323000 e069b000 8280c9b4 e08cdd9c e08cdda0 e08cdd70 80230ad4 80239bb0 [ 1336.829600][ T32] dd60: 80050013 ffffffff [ 1336.829659][ T32] r5:80050013 r4:80239bb0 [ 1336.829687][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1336.829730][ T32] r4:82ac11e4 [ 1336.829778][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.829846][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08cddc0 r5:e08cde08 [ 1336.829873][ T32] r4:e08cddc0 [ 1336.829916][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1336.829962][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9a40 [ 1336.830022][ T32] r4:00000000 [ 1336.830045][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1336.830114][ T32] r9:83018005 r8:84b7a400 r7:00000000 r6:83018000 r5:00001000 r4:7f09b000 [ 1336.830141][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1336.830184][ T32] r5:00001000 r4:e06d3000 [ 1336.830228][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1336.830271][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.830308][ T32] r5:85073f8c r4:85073c00 [ 1336.830350][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1336.830397][ T32] r7:dddced40 r6:83018000 r5:85073f8c r4:84b0bc80 [ 1336.830420][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1336.830465][ T32] r10:61c88647 r9:84b7a400 r8:84b0bcac r7:82804d40 r6:dddced40 r5:dddced60 [ 1336.830545][ T32] r4:84b0bc80 [ 1336.855409][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) ** 5 printk messages dropped ** [ 1336.855856][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1336.856334][ T32] Call trace: ** 4 printk messages dropped ** [ 1336.856658][ T32] r5:85265400 r4:829189bc [ 1336.856701][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1336.856871][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1336.857123][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8511e0c0 ** 11 printk messages dropped ** [ 1336.857893][ T32] r10:61c88647 r9:85265400 r8:8511592c r7:82804d40 r6:dddced40 r5:dddced60 ** 9 printk messages dropped ** [ 1336.858281][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 10 printk messages dropped ** [ 1336.859512][ T32] dd20: b5b71000 e069b000 00000001 80239b98 7f323000 00000001 82ac11c4 82ac05a0 ** 12 printk messages dropped ** [ 1336.859930][ T32] r9:83018005 r8:84b7a400 r7:00000000 r6:83018000 r5:00001000 r4:7f09b000 ** 8 printk messages dropped ** [ 1336.860288][ T32] r10:61c88647 r9:84b7a400 r8:84b0bcac r7:82804d40 r6:dddced40 r5:dddced60 ** 12 printk messages dropped ** [ 1336.873310][ T32] INFO: task kworker/0:671:4878 blocked for more than 463 seconds. ** 4 printk messages dropped ** [ 1336.873692][ T32] Call trace: [ 1336.873730][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1336.873796][ T32] r10:829189c0 r9:eb4d1d84 r8:00000002 r7:60000113 r6:eb4d1d8c r5:853a0c00 [ 1336.873820][ T32] r4:853a0c00 [ 1336.873840][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1336.873905][ T32] r5:853a0c00 r4:829189bc [ 1336.873952][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.873995][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.874052][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb4d1e08 [ 1336.874097][ T32] r4:00000000 [ 1336.874121][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1336.874165][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1336.874204][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1336.874245][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8511e800 [ 1336.874267][ T32] r4:00000000 [ 1336.874287][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1336.874329][ T32] r9:83018005 r8:853a0c00 r7:00000000 r6:83018000 r5:00001000 r4:7f02f000 [ 1336.874350][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1336.874389][ T32] r5:00001000 r4:e017b000 [ 1336.874410][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1336.874449][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.874491][ T32] r5:8535a38c r4:8535a000 [ 1336.874537][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1336.874587][ T32] r7:dddced40 r6:83018000 r5:8535a38c r4:85115980 [ 1336.874608][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1336.874653][ T32] r10:61c88647 r9:853a0c00 r8:851159ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1336.874803][ T32] r4:85115980 [ 1336.874828][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1336.874898][ T32] r10:00000000 r9:85115980 r8:8027ecf4 r7:eb4b9e60 r6:85367c00 r5:853a0c00 [ 1336.874938][ T32] r4:00000001 [ 1336.874961][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.875000][ T32] Exception stack(0xeb4d1fb0 to 0xeb4d1ff8) [ 1336.875051][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1336.875083][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.875180][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.875241][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1336.875268][ T32] r4:8511e1c0 [ 1336.875784][ T32] INFO: task kworker/0:671:4878 is blocked on a mutex likely owned by task kworker/0:314:3957. [ 1336.875824][ T32] task:kworker/0:314 state:R running task stack:0 pid:3957 tgid:3957 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.875929][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.876076][ T32] Call trace: [ 1336.876166][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1336.876225][ T32] r10:8280c9b4 r9:84b7a400 r8:80200be4 r7:e08cdd54 r6:ffffffff r5:84b7a400 [ 1336.876250][ T32] r4:00000000 [ 1336.876401][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.876476][ T32] Exception stack(0xe08cdd20 to 0xe08cdd68) [ 1336.876534][ T32] dd20: b5e81000 e069b000 00000001 80239b98 7f323000 00000001 82ac11c4 82ac05a0 [ 1336.876580][ T32] dd40: 7f323000 e069b000 8280c9b4 e08cdd9c e08cdda0 e08cdd70 80230ad4 80239bb0 [ 1336.876619][ T32] dd60: 80050013 ffffffff [ 1336.876749][ T32] r5:80050013 r4:80239bb0 [ 1336.876774][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1336.876819][ T32] r4:82ac11e4 [ 1336.876865][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.876912][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08cddc0 r5:e08cde08 [ 1336.876935][ T32] r4:e08cddc0 [ 1336.876957][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1336.877023][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9a40 [ 1336.877051][ T32] r4:00000000 [ 1336.877101][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) ** 5 printk messages dropped ** [ 1336.877404][ T32] r5:85073f8c r4:85073c00 ** 7 printk messages dropped ** [ 1336.877678][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1336.877881][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 10 printk messages dropped ** [ 1336.878332][ T32] r10:829189c0 r9:eb4d5d84 r8:00000002 r7:60000113 r6:eb4d5d8c r5:853a1800 ** 2 printk messages dropped ** [ 1336.878420][ T32] r5:853a1800 r4:829189bc ** 3 printk messages dropped ** [ 1336.878626][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1336.878798][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8511e280 ** 3 printk messages dropped ** [ 1336.878925][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1336.879019][ T32] r5:00001000 r4:eb4c1000 [ 1336.879067][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1336.879159][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.879231][ T32] r5:8535938c r4:85359000 [ 1336.879255][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1336.879332][ T32] r7:dddced40 r6:83018000 r5:8535938c r4:85115a00 [ 1336.879361][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1336.879407][ T32] r10:61c88647 r9:853a1800 r8:85115a2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1336.879453][ T32] r4:85115a00 [ 1336.879523][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1336.879569][ T32] r10:00000000 r9:85115a00 r8:8027ecf4 r7:eb4d1e60 r6:85367c80 r5:853a1800 [ 1336.879594][ T32] r4:00000001 [ 1336.879624][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.879696][ T32] Exception stack(0xeb4d5fb0 to 0xeb4d5ff8) [ 1336.879736][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 2 printk messages dropped ** [ 1336.879885][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 9 printk messages dropped ** [ 1336.904084][ T32] Exception stack(0xe08cdd20 to 0xe08cdd68) ** 7 printk messages dropped ** [ 1336.904407][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08cddc0 r5:e08cde08 ** 5 printk messages dropped ** [ 1336.904639][ T32] r9:83018005 r8:84b7a400 r7:00000000 r6:83018000 r5:00001000 r4:7f09b000 ** 8 printk messages dropped ** [ 1336.905049][ T32] r10:61c88647 r9:84b7a400 r8:84b0bcac r7:82804d40 r6:dddced40 r5:dddced60 ** 8 printk messages dropped ** [ 1336.905968][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 10 printk messages dropped ** [ 1336.907499][ T32] r10:829189c0 r9:eb081d84 r8:00000002 r7:60000113 r6:eb081d8c r5:853a0000 ** 2 printk messages dropped ** [ 1336.907587][ T32] r5:853a0000 r4:829189bc [ 1336.907621][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 5 printk messages dropped ** [ 1336.908713][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) ** 8 printk messages dropped ** [ 1336.909131][ T32] r5:8535978c r4:85359400 ** 6 printk messages dropped ** [ 1336.910100][ T32] r10:00000000 r9:85115a80 r8:8027ecf4 r7:eb4d1e60 r6:85367d00 r5:853a0000 ** 9 printk messages dropped ** [ 1336.931794][ T32] task:kworker/0:314 state:R running task stack:0 pid:3957 tgid:3957 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 15 printk messages dropped ** [ 1336.933161][ T32] r4:e08cddc0 ** 5 printk messages dropped ** [ 1336.933565][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) ** 10 printk messages dropped ** [ 1336.934439][ T32] r10:00000000 r9:84b0bc80 r8:8027ecf4 r7:e08b1e60 r6:85024480 r5:84b7a400 ** 6 printk messages dropped ** [ 1336.934717][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1336.934766][ T32] r4:850d97c0 [ 1336.934790][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1336.934905][ T32] INFO: task kworker/0:674:4884 blocked for more than 463 seconds. [ 1336.934947][ T32] Not tainted 6.15.0-syzkaller #0 [ 1336.935164][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1336.935227][ T32] task:kworker/0:674 state:D stack:0 pid:4884 tgid:4884 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.935312][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.935360][ T32] Call trace: [ 1336.935392][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1336.935439][ T32] r10:829189c0 r9:eb149d84 r8:00000002 r7:60000013 r6:eb149d8c r5:853a2400 [ 1336.935466][ T32] r4:853a2400 [ 1336.935489][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1336.935635][ T32] r5:853a2400 r4:829189bc [ 1336.935659][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.935700][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.936016][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb149e08 [ 1336.936042][ T32] r4:00000000 [ 1336.936112][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1336.936168][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1336.936209][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1336.936251][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8511e580 [ 1336.936272][ T32] r4:00000000 [ 1336.936434][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1336.936578][ T32] r9:83018005 r8:853a2400 r7:00000000 r6:83018000 r5:00001000 r4:7f02b000 [ 1336.936615][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1336.936658][ T32] r5:00001000 r4:dff1b000 [ 1336.936678][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1336.936717][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.936754][ T32] r5:85359b8c r4:85359800 [ 1336.936849][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1336.936955][ T32] r7:dddced40 r6:83018000 r5:85359b8c r4:85115b00 [ 1336.937076][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1336.937145][ T32] r10:61c88647 r9:853a2400 r8:85115b2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1336.937192][ T32] r4:85115b00 [ 1336.937221][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1336.937265][ T32] r10:00000000 r9:85115b00 r8:8027ecf4 r7:eb4d1e60 r6:85367d80 r5:853a2400 [ 1336.937306][ T32] r4:00000001 [ 1336.937338][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.937389][ T32] Exception stack(0xeb149fb0 to 0xeb149ff8) [ 1336.937420][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1336.937448][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.937475][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.937503][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1336.937532][ T32] r4:8511e200 [ 1336.937924][ T32] INFO: task kworker/0:674:4884 is blocked on a mutex likely owned by task kworker/0:314:3957. [ 1336.937961][ T32] task:kworker/0:314 state:R running task stack:0 pid:3957 tgid:3957 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.938084][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.938152][ T32] Call trace: [ 1336.938190][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1336.938240][ T32] r10:8280c9b4 r9:84b7a400 r8:80200be4 r7:e08cdd54 r6:ffffffff r5:84b7a400 [ 1336.938263][ T32] r4:00000000 [ 1336.938283][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.938321][ T32] Exception stack(0xe08cdd20 to 0xe08cdd68) [ 1336.938350][ T32] dd20: b67b0000 e069b000 00000001 80239b98 7f323000 00000001 82ac11c4 82ac05a0 [ 1336.938378][ T32] dd40: 7f323000 e069b000 8280c9b4 e08cdd9c e08cdda0 e08cdd70 80230ad4 80239bb0 [ 1336.938401][ T32] dd60: 80050013 ffffffff [ 1336.938423][ T32] r5:80050013 r4:80239bb0 [ 1336.938443][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1336.938507][ T32] r4:82ac11e4 [ 1336.938545][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.938602][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08cddc0 r5:e08cde08 [ 1336.938637][ T32] r4:e08cddc0 [ 1336.938660][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1336.938750][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9a40 [ 1336.938777][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1336.938867][ T32] r9:83018005 r8:84b7a400 r7:00000000 r6:83018000 r5:00001000 r4:7f09b000 ** 9 printk messages dropped ** [ 1336.939262][ T32] r4:84b0bc80 ** 6 printk messages dropped ** [ 1336.939549][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 11 printk messages dropped ** [ 1336.940099][ T32] r10:829189c0 r9:eb155d84 r8:00000002 r7:60000013 r6:eb155d8c r5:853a4800 ** 2 printk messages dropped ** [ 1336.940212][ T32] r5:853a4800 r4:829189bc ** 3 printk messages dropped ** [ 1336.940364][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1336.940521][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8511e700 [ 1336.940543][ T32] r4:00000000 [ 1336.940562][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1336.940660][ T32] r9:83018005 r8:853a4800 r7:00000000 r6:83018000 r5:00001000 r4:7f02d000 [ 1336.968152][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1336.968349][ T32] r5:00001000 r4:e0063000 [ 1336.968380][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1336.968425][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.968488][ T32] r5:85359f8c r4:85359c00 [ 1336.968523][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1336.968619][ T32] r7:dddced40 r6:83018000 r5:85359f8c r4:85115b80 [ 1336.968668][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1336.968718][ T32] r10:61c88647 r9:853a4800 r8:85115bac r7:82804d40 r6:dddced40 r5:dddced60 [ 1336.968814][ T32] r4:85115b80 [ 1336.968872][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1336.968930][ T32] r10:00000000 r9:85115b80 r8:8027ecf4 r7:eb4d1e60 r6:85367e00 r5:853a4800 [ 1336.968953][ T32] r4:00000001 [ 1336.968972][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.969032][ T32] Exception stack(0xeb155fb0 to 0xeb155ff8) [ 1336.969098][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1336.969132][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.969160][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.969212][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1336.969261][ T32] r4:8511e3c0 [ 1336.969830][ T32] INFO: task kworker/0:675:4885 is blocked on a mutex likely owned by task kworker/0:314:3957. [ 1336.969888][ T32] task:kworker/0:314 state:R running task stack:0 pid:3957 tgid:3957 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.970042][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.970100][ T32] Call trace: [ 1336.970234][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1336.970304][ T32] r10:8280c9b4 r9:84b7a400 r8:80200be4 r7:e08cdd54 r6:ffffffff r5:84b7a400 [ 1336.970329][ T32] r4:00000000 [ 1336.970370][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.970495][ T32] Exception stack(0xe08cdd20 to 0xe08cdd68) [ 1336.970530][ T32] dd20: b6d8c000 e069b000 00000001 80239b98 7f323000 00000001 82ac11c4 82ac05a0 [ 1336.970583][ T32] dd40: 7f323000 e069b000 8280c9b4 e08cdd9c e08cdda0 e08cdd70 80230ad4 80239bb0 [ 1336.976670][ T32] dd60: 80050013 ffffffff [ 1336.976725][ T32] r5:80050013 r4:80239bb0 [ 1336.976772][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1336.976837][ T32] r4:82ac11e4 [ 1336.976858][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.976922][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08cddc0 r5:e08cde08 [ 1336.976950][ T32] r4:e08cddc0 [ 1336.976970][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1336.977013][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9a40 [ 1336.977057][ T32] r4:00000000 [ 1336.977101][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1336.977160][ T32] r9:83018005 r8:84b7a400 r7:00000000 r6:83018000 r5:00001000 r4:7f09b000 [ 1336.977186][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) ** 5 printk messages dropped ** [ 1336.977474][ T32] r7:dddced40 r6:83018000 r5:85073f8c r4:84b0bc80 ** 9 printk messages dropped ** [ 1336.977887][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1336.978344][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1336.978903][ T32] r5:853a3000 r4:829189bc [ 1336.978927][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1336.979142][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1336.979334][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) ** 9 printk messages dropped ** [ 1336.979744][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) ** 10 printk messages dropped ** [ 1336.980286][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1336.988016][ T32] r4:00000000 ** 7 printk messages dropped ** [ 1336.988332][ T32] r4:82ac11e4 ** 5 printk messages dropped ** [ 1336.988525][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1336.988746][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) ** 9 printk messages dropped ** [ 1336.989135][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1336.989401][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 12 printk messages dropped ** [ 1336.990340][ T32] r5:853a6000 r4:829189bc [ 1336.990366][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1337.004894][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1337.005439][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) ** 1 printk messages dropped ** [ 1337.005505][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1337.005816][ T32] r5:00001000 r4:e0637000 [ 1337.006080][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1337.006324][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.006532][ T32] r5:8535ab8c r4:8535a800 [ 1337.006566][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1337.006615][ T32] r7:dddced40 r6:83018000 r5:8535ab8c r4:85115c80 [ 1337.006636][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1337.006681][ T32] r10:61c88647 r9:853a6000 r8:85115cac r7:82804d40 r6:dddced40 r5:dddced60 [ 1337.006770][ T32] r4:85115c80 [ 1337.006796][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1337.006952][ T32] r10:00000000 r9:85115c80 r8:8027ecf4 r7:eb2b5e60 r6:85367f00 r5:853a6000 [ 1337.006979][ T32] r4:00000001 [ 1337.007083][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.007164][ T32] Exception stack(0xeb305fb0 to 0xeb305ff8) [ 1337.007220][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1337.007300][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.007330][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.007359][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1337.007392][ T32] r4:8511e7c0 [ 1337.007910][ T32] INFO: task kworker/0:677:4890 is blocked on a mutex likely owned by task kworker/0:314:3957. [ 1337.007949][ T32] task:kworker/0:314 state:R running task stack:0 pid:3957 tgid:3957 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.008071][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.008157][ T32] Call trace: [ 1337.008215][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1337.008278][ T32] r10:8280c9b4 r9:84b7a400 r8:80200be4 r7:e08cdd54 r6:ffffffff r5:84b7a400 [ 1337.008328][ T32] r4:00000000 [ 1337.008351][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.008391][ T32] Exception stack(0xe08cdd20 to 0xe08cdd68) [ 1337.008423][ T32] dd20: b7363000 e069b000 00000001 80239b98 7f323000 00000001 82ac11c4 82ac05a0 [ 1337.008452][ T32] dd40: 7f323000 e069b000 8280c9b4 e08cdd9c e08cdda0 e08cdd70 80230ad4 80239bb0 [ 1337.008474][ T32] dd60: 80050013 ffffffff [ 1337.008509][ T32] r5:80050013 r4:80239bb0 [ 1337.008555][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1337.008601][ T32] r4:82ac11e4 [ 1337.008674][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.008720][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08cddc0 r5:e08cde08 [ 1337.008742][ T32] r4:e08cddc0 [ 1337.008760][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1337.008828][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9a40 [ 1337.008854][ T32] r4:00000000 [ 1337.008872][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) ** 1 printk messages dropped ** [ 1337.008991][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) ** 11 printk messages dropped ** [ 1337.009725][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1337.009862][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1337.010227][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1337.010457][ T32] r5:8542c800 r4:829189bc [ 1337.010476][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1337.026365][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1337.026617][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) ** 9 printk messages dropped ** [ 1337.027190][ T32] r10:61c88647 r9:8542c800 r8:85115d2c r7:82804d40 r6:dddced40 r5:dddced60 ** 9 printk messages dropped ** [ 1337.027680][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 11 printk messages dropped ** [ 1337.028894][ T32] dd40: 7f323000 e069b000 8280c9b4 e08cdd9c e08cdda0 e08cdd70 80230ad4 80239bb0 ** 9 printk messages dropped ** [ 1337.029381][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1337.029692][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) ** 9 printk messages dropped ** [ 1337.030209][ T32] r4:00000001 ** 8 printk messages dropped ** [ 1337.044809][ T32] INFO: task kworker/0:679:4894 blocked for more than 463 seconds. ** 9 printk messages dropped ** [ 1337.045465][ T32] r5:8542bc00 r4:829189bc [ 1337.045497][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1337.045693][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1337.045924][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8544a240 ** 10 printk messages dropped ** [ 1337.046560][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) ** 10 printk messages dropped ** [ 1337.047208][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 10 printk messages dropped ** [ 1337.048869][ T32] dd20: b7814000 e069b000 00000001 80239b98 7f323000 00000001 82ac11c4 82ac05a0 ** 7 printk messages dropped ** [ 1337.049277][ T32] r4:e08cddc0 [ 1337.049351][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1337.049434][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9a40 [ 1337.049472][ T32] r4:00000000 [ 1337.049546][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1337.049617][ T32] r9:83018005 r8:84b7a400 r7:00000000 r6:83018000 r5:00001000 r4:7f09b000 [ 1337.049651][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1337.049713][ T32] r5:00001000 r4:e06d3000 [ 1337.049759][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1337.049845][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.049934][ T32] r5:85073f8c r4:85073c00 [ 1337.050002][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1337.050109][ T32] r7:dddced40 r6:83018000 r5:85073f8c r4:84b0bc80 [ 1337.050157][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1337.050271][ T32] r10:61c88647 r9:84b7a400 r8:84b0bcac r7:82804d40 r6:dddced40 r5:dddced60 [ 1337.050339][ T32] r4:84b0bc80 [ 1337.050383][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1337.050471][ T32] r10:00000000 r9:84b0bc80 r8:8027ecf4 r7:e08b1e60 r6:85024480 r5:84b7a400 [ 1337.050510][ T32] r4:00000001 [ 1337.073868][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.074052][ T32] Exception stack(0xe08cdfb0 to 0xe08cdff8) [ 1337.074107][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1337.074156][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.074215][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.074273][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1337.074312][ T32] r4:850d97c0 [ 1337.074375][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.074428][ T32] INFO: task kworker/0:680:4895 blocked for more than 463 seconds. [ 1337.074478][ T32] Not tainted 6.15.0-syzkaller #0 [ 1337.074516][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.074550][ T32] task:kworker/0:680 state:D stack:0 pid:4895 tgid:4895 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.074640][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.074711][ T32] Call trace: [ 1337.074760][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1337.074837][ T32] r10:829189c0 r9:eb47dd84 r8:00000002 r7:60000013 r6:eb47dd8c r5:8542e000 [ 1337.074891][ T32] r4:8542e000 [ 1337.074928][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1337.074993][ T32] r5:8542e000 r4:829189bc [ 1337.075025][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.075138][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.075332][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb47de08 [ 1337.075373][ T32] r4:00000000 [ 1337.075405][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1337.075471][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1337.075561][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1337.075635][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8511edc0 [ 1337.075881][ T32] r4:00000000 [ 1337.075917][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1337.075987][ T32] r9:83018005 r8:8542e000 r7:00000000 r6:83018000 r5:00001000 r4:7f037000 [ 1337.076021][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1337.076085][ T32] r5:00001000 r4:e08db000 [ 1337.076119][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1337.076202][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.076269][ T32] r5:8535b38c r4:8535b000 [ 1337.076304][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1337.076379][ T32] r7:dddced40 r6:83018000 r5:8535b38c r4:85115f00 [ 1337.076412][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1337.076485][ T32] r10:61c88647 r9:8542e000 r8:85115f2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1337.076520][ T32] r4:85115f00 [ 1337.076567][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1337.076644][ T32] r10:00000000 r9:85115f00 r8:8027ecf4 r7:eb2f9e60 r6:85115f80 r5:8542e000 [ 1337.076712][ T32] r4:00000001 [ 1337.076776][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.076835][ T32] Exception stack(0xeb47dfb0 to 0xeb47dff8) [ 1337.076877][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1337.076927][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.077005][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.077087][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1337.077128][ T32] r4:8511ea00 [ 1337.077977][ T32] INFO: task kworker/0:680:4895 is blocked on a mutex likely owned by task kworker/0:314:3957. ** 1 printk messages dropped ** [ 1337.078209][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1337.078765][ T32] dd60: 80050013 ffffffff ** 5 printk messages dropped ** [ 1337.079109][ T32] r4:e08cddc0 ** 4 printk messages dropped ** [ 1337.079666][ T32] r9:83018005 r8:84b7a400 r7:00000000 r6:83018000 r5:00001000 r4:7f09b000 ** 7 printk messages dropped ** [ 1337.080376][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1337.098229][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1337.099341][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1337.099880][ T32] r5:8542b000 r4:829189bc [ 1337.099947][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1337.100150][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1337.115054][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) ** 7 printk messages dropped ** [ 1337.115683][ T32] r7:dddced40 r6:83018000 r5:8535b78c r4:8544c000 ** 5 printk messages dropped ** [ 1337.116171][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1337.116444][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1337.118263][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) ** 11 printk messages dropped ** [ 1337.119354][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08cddc0 r5:e08cde08 ** 8 printk messages dropped ** [ 1337.119844][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) ** 11 printk messages dropped ** [ 1337.141112][ T32] Exception stack(0xe08cdfb0 to 0xe08cdff8) ** 7 printk messages dropped ** [ 1337.141348][ T32] Not tainted 6.15.0-syzkaller #0 [ 1337.141372][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.141424][ T32] task:kworker/0:682 state:D stack:0 pid:4899 tgid:4899 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.141517][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.141637][ T32] Call trace: [ 1337.141700][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1337.141755][ T32] r10:829189c0 r9:eb349d84 r8:00000002 r7:60000113 r6:eb349d8c r5:8542ec00 [ 1337.141799][ T32] r4:8542ec00 [ 1337.141822][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1337.141863][ T32] r5:8542ec00 r4:829189bc [ 1337.141913][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.141956][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.142017][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb349e08 [ 1337.142042][ T32] r4:00000000 [ 1337.142094][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1337.142162][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1337.142234][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1337.142279][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85004140 [ 1337.142301][ T32] r4:00000000 [ 1337.142320][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1337.142398][ T32] r9:83018005 r8:8542ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 [ 1337.142422][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1337.142468][ T32] r5:00001000 r4:eac95000 [ 1337.142490][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1337.142528][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.142566][ T32] r5:8535bb8c r4:8535b800 [ 1337.142601][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1337.142648][ T32] r7:dddced40 r6:83018000 r5:8535bb8c r4:8544c100 [ 1337.142668][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1337.142741][ T32] r10:61c88647 r9:8542ec00 r8:8544c12c r7:82804d40 r6:dddced40 r5:dddced60 [ 1337.142796][ T32] r4:8544c100 [ 1337.142831][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1337.142878][ T32] r10:00000000 r9:8544c100 r8:8027ecf4 r7:eb2f9e60 r6:8544c180 r5:8542ec00 [ 1337.142899][ T32] r4:00000001 [ 1337.142944][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.142981][ T32] Exception stack(0xeb349fb0 to 0xeb349ff8) [ 1337.143007][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1337.143034][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.143060][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.143141][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1337.143246][ T32] r4:8511ee80 [ 1337.143770][ T32] INFO: task kworker/0:682:4899 is blocked on a mutex likely owned by task kworker/0:314:3957. [ 1337.143806][ T32] task:kworker/0:314 state:R running task stack:0 pid:3957 tgid:3957 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.143907][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.143984][ T32] Call trace: [ 1337.144053][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1337.144115][ T32] r10:8280c9b4 r9:84b7a400 r8:80200be4 r7:e08cdd54 r6:ffffffff r5:84b7a400 [ 1337.144143][ T32] r4:00000000 [ 1337.144178][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.144220][ T32] Exception stack(0xe08cdd20 to 0xe08cdd68) [ 1337.144249][ T32] dd20: b855c000 e069b000 00000001 80239b98 7f323000 00000001 82ac11c4 82ac05a0 [ 1337.144296][ T32] dd40: 7f323000 e069b000 8280c9b4 e08cdd9c e08cdda0 e08cdd70 80230ad4 80239bb0 [ 1337.144323][ T32] dd60: 80050013 ffffffff [ 1337.144380][ T32] r5:80050013 r4:80239bb0 [ 1337.144432][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1337.144476][ T32] r4:82ac11e4 [ 1337.144497][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.144539][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08cddc0 r5:e08cde08 [ 1337.144560][ T32] r4:e08cddc0 [ 1337.144579][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1337.144619][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9a40 [ 1337.144670][ T32] r4:00000000 [ 1337.144733][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1337.144811][ T32] r9:83018005 r8:84b7a400 r7:00000000 r6:83018000 r5:00001000 r4:7f09b000 ** 7 printk messages dropped ** [ 1337.145108][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) ** 10 printk messages dropped ** [ 1337.145463][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 12 printk messages dropped ** [ 1337.146140][ T32] r5:84880000 r4:829189bc [ 1337.146183][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 4 printk messages dropped ** [ 1337.146489][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1337.146997][ T32] r5:8535bf8c r4:8535bc00 ** 8 printk messages dropped ** [ 1337.147541][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 8 printk messages dropped ** [ 1337.148333][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1337.148814][ T32] dd60: 80050013 ffffffff ** 5 printk messages dropped ** [ 1337.149076][ T32] r4:e08cddc0 ** 5 printk messages dropped ** [ 1337.149406][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) ** 11 printk messages dropped ** [ 1337.149993][ T32] r4:00000001 ** 6 printk messages dropped ** [ 1337.150272][ T32] r4:850d97c0 ** 4 printk messages dropped ** [ 1337.150490][ T32] task:kworker/0:684 state:D stack:0 pid:4905 tgid:4905 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1337.170199][ T32] r5:84881800 r4:829189bc [ 1337.170249][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.170292][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.170343][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb375e08 [ 1337.170444][ T32] r4:00000000 [ 1337.170466][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1337.170518][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1337.170561][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1337.170656][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8544a6c0 [ 1337.179976][ T32] r4:00000000 [ 1337.180534][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1337.192021][ T32] r9:83018005 r8:84881800 r7:00000000 r6:83018000 r5:00001000 r4:7f075000 [ 1337.192061][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1337.192122][ T32] r5:00001000 r4:eae09000 [ 1337.192142][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1337.192181][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.192220][ T32] r5:85488b8c r4:85488800 [ 1337.192239][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1337.192282][ T32] r7:dddced40 r6:83018000 r5:85488b8c r4:8544c300 [ 1337.192301][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1337.192353][ T32] r10:61c88647 r9:84881800 r8:8544c32c r7:82804d40 r6:dddced40 r5:dddced60 [ 1337.192375][ T32] r4:8544c300 [ 1337.192394][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1337.192437][ T32] r10:00000000 r9:8544c300 r8:8027ecf4 r7:eb2f9e60 r6:8544c380 r5:84881800 [ 1337.192459][ T32] r4:00000001 [ 1337.192478][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.192514][ T32] Exception stack(0xeb375fb0 to 0xeb375ff8) [ 1337.192571][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1337.192605][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.192904][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.192938][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 3 printk messages dropped ** [ 1337.195074][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1337.195628][ T32] dd60: 80050013 ffffffff ** 5 printk messages dropped ** [ 1337.195835][ T32] r4:e08cddc0 ** 4 printk messages dropped ** [ 1337.196012][ T32] r9:83018005 r8:84b7a400 r7:00000000 r6:83018000 r5:00001000 r4:7f09b000 ** 11 printk messages dropped ** [ 1337.197149][ T32] r10:00000000 r9:84b0bc80 r8:8027ecf4 r7:e08b1e60 r6:85024480 r5:84b7a400 ** 9 printk messages dropped ** [ 1337.199178][ T32] INFO: task kworker/0:685:4907 blocked for more than 463 seconds. ** 9 printk messages dropped ** [ 1337.200615][ T32] r5:84880c00 r4:829189bc [ 1337.200646][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 9 printk messages dropped ** [ 1337.221639][ T32] r9:83018005 r8:84880c00 r7:00000000 r6:83018000 r5:00001000 r4:7f073000 ** 17 printk messages dropped ** [ 1337.222319][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 21 printk messages dropped ** [ 1337.223797][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9a40 ** 11 printk messages dropped ** [ 1337.224222][ T32] r10:61c88647 r9:84b7a400 r8:84b0bcac r7:82804d40 r6:dddced40 r5:dddced60 ** 9 printk messages dropped ** [ 1337.224504][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 9 printk messages dropped ** [ 1337.224885][ T32] r10:829189c0 r9:eb4d9d84 r8:00000002 r7:60000113 r6:eb4d9d8c r5:84882400 ** 4 printk messages dropped ** [ 1337.225044][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) ** 5 printk messages dropped ** [ 1337.225348][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8544a8c0 ** 7 printk messages dropped ** [ 1337.225708][ T32] r5:85488f8c r4:85488c00 [ 1337.225747][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1337.225792][ T32] r7:dddced40 r6:83018000 r5:85488f8c r4:8544c500 [ 1337.225813][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1337.225876][ T32] r10:61c88647 r9:84882400 r8:8544c52c r7:82804d40 r6:dddced40 r5:dddced60 [ 1337.225901][ T32] r4:8544c500 [ 1337.225920][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1337.225976][ T32] r10:00000000 r9:8544c500 r8:8027ecf4 r7:eb375e60 r6:8544c580 r5:84882400 [ 1337.226023][ T32] r4:00000001 [ 1337.226088][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.226124][ T32] Exception stack(0xeb4d9fb0 to 0xeb4d9ff8) [ 1337.226149][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1337.226176][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.226201][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.226230][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1337.226251][ T32] r4:8544a540 [ 1337.226571][ T32] INFO: task kworker/0:686:4909 is blocked on a mutex likely owned by task kworker/0:314:3957. [ 1337.226636][ T32] task:kworker/0:314 state:R running task stack:0 pid:3957 tgid:3957 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.226694][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.226734][ T32] Call trace: [ 1337.226762][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1337.226809][ T32] r10:8280c9b4 r9:84b7a400 r8:80200be4 r7:e08cdd54 r6:ffffffff r5:84b7a400 [ 1337.226831][ T32] r4:00000000 [ 1337.226880][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.226922][ T32] Exception stack(0xe08cdd20 to 0xe08cdd68) [ 1337.227000][ T32] dd20: b980d000 e069b000 00000001 80239b98 7f323000 00000001 82ac11c4 82ac05a0 [ 1337.227052][ T32] dd40: 7f323000 e069b000 8280c9b4 e08cdd9c e08cdda0 e08cdd70 80230ad4 80239bb0 ** 12 printk messages dropped ** [ 1337.227592][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) ** 22 printk messages dropped ** [ 1337.228672][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 9 printk messages dropped ** [ 1337.229019][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) ** 23 printk messages dropped ** [ 1337.229949][ T32] Exception stack(0xeb4ddfb0 to 0xeb4ddff8) [ 1337.229977][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1337.230026][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.230055][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.230082][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1337.230135][ T32] r4:8544a740 [ 1337.230452][ T32] INFO: task kworker/0:687:4911 is blocked on a mutex likely owned by task kworker/0:314:3957. [ 1337.230485][ T32] task:kworker/0:314 state:R running task stack:0 pid:3957 tgid:3957 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.251061][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.251209][ T32] Call trace: [ 1337.251332][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1337.251397][ T32] r10:8280c9b4 r9:84b7a400 r8:80200be4 r7:e08cdd54 r6:ffffffff r5:84b7a400 [ 1337.251420][ T32] r4:00000000 [ 1337.251441][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.251481][ T32] Exception stack(0xe08cdd20 to 0xe08cdd68) ** 5 printk messages dropped ** [ 1337.251678][ T32] r4:82ac11e4 ** 9 printk messages dropped ** [ 1337.251957][ T32] r5:00001000 r4:e06d3000 ** 14 printk messages dropped ** [ 1337.252569][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 16 printk messages dropped ** [ 1337.253262][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1337.253707][ T32] r5:00001000 r4:eb06b000 ** 12 printk messages dropped ** [ 1337.254156][ T32] Exception stack(0xeb359fb0 to 0xeb359ff8) ** 15 printk messages dropped ** [ 1337.255312][ T32] dd40: 7f323000 e069b000 8280c9b4 e08cdd9c e08cdda0 e08cdd70 80230ad4 80239bb0 ** 21 printk messages dropped ** [ 1337.256362][ T32] r4:84b0bc80 ** 12 printk messages dropped ** [ 1337.256936][ T32] Not tainted 6.15.0-syzkaller #0 ** 10 printk messages dropped ** [ 1337.257288][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) ** 16 printk messages dropped ** [ 1337.257976][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1337.258380][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1337.259099][ T32] r10:8280c9b4 r9:84b7a400 r8:80200be4 r7:e08cdd54 r6:ffffffff r5:84b7a400 ** 13 printk messages dropped ** [ 1337.259721][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9a40 ** 7 printk messages dropped ** [ 1337.259980][ T32] r5:85073f8c r4:85073c00 [ 1337.260003][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1337.260065][ T32] r7:dddced40 r6:83018000 r5:85073f8c r4:84b0bc80 [ 1337.260127][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1337.260176][ T32] r10:61c88647 r9:84b7a400 r8:84b0bcac r7:82804d40 r6:dddced40 r5:dddced60 [ 1337.260198][ T32] r4:84b0bc80 [ 1337.260216][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1337.260261][ T32] r10:00000000 r9:84b0bc80 r8:8027ecf4 r7:e08b1e60 r6:85024480 r5:84b7a400 [ 1337.260283][ T32] r4:00000001 [ 1337.260301][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.260341][ T32] Exception stack(0xe08cdfb0 to 0xe08cdff8) [ 1337.260368][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1337.260416][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.260482][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.260513][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1337.260534][ T32] r4:850d97c0 [ 1337.288666][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.288785][ T32] INFO: task kworker/0:690:4916 blocked for more than 463 seconds. [ 1337.288864][ T32] Not tainted 6.15.0-syzkaller #0 [ 1337.288926][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.288952][ T32] task:kworker/0:690 state:D stack:0 pid:4916 tgid:4916 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.289034][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.289098][ T32] Call trace: [ 1337.289131][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1337.289207][ T32] r10:829189c0 r9:eb4e9d84 r8:00000002 r7:60000013 r6:eb4e9d8c r5:84883000 [ 1337.289256][ T32] r4:84883000 [ 1337.289279][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1337.289322][ T32] r5:84883000 r4:829189bc [ 1337.289353][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.289393][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.289438][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb4e9e08 [ 1337.289475][ T32] r4:00000000 [ 1337.289503][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1337.289560][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1337.289604][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1337.289644][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8544af00 [ 1337.289677][ T32] r4:00000000 [ 1337.289739][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1337.289787][ T32] r9:83018005 r8:84883000 r7:00000000 r6:83018000 r5:00001000 r4:7f07d000 [ 1337.289809][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1337.289848][ T32] r5:00001000 r4:eb0a3000 [ 1337.289887][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1337.289970][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.290012][ T32] r5:85489b8c r4:85489800 [ 1337.290053][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1337.290100][ T32] r7:dddced40 r6:83018000 r5:85489b8c r4:8544c900 [ 1337.290121][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1337.290187][ T32] r10:61c88647 r9:84883000 r8:8544c92c r7:82804d40 r6:dddced40 r5:dddced60 [ 1337.290212][ T32] r4:8544c900 [ 1337.290231][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1337.290294][ T32] r10:00000000 r9:8544c900 r8:8027ecf4 r7:eb4e5e60 r6:8544c980 r5:84883000 [ 1337.290321][ T32] r4:00000001 [ 1337.290348][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.290407][ T32] Exception stack(0xeb4e9fb0 to 0xeb4e9ff8) [ 1337.290461][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1337.290492][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.290518][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.290590][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1337.293272][ T32] r4:8544ae40 [ 1337.293807][ T32] INFO: task kworker/0:690:4916 is blocked on a mutex likely owned by task kworker/0:314:3957. [ 1337.293847][ T32] task:kworker/0:314 state:R running task stack:0 pid:3957 tgid:3957 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.293934][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.293992][ T32] Call trace: [ 1337.294023][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1337.294095][ T32] r10:8280c9b4 r9:84b7a400 r8:80200be4 r7:e08cdd54 r6:ffffffff r5:84b7a400 [ 1337.294158][ T32] r4:00000000 [ 1337.294207][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.294250][ T32] Exception stack(0xe08cdd20 to 0xe08cdd68) ** 1 printk messages dropped ** [ 1337.294340][ T32] dd40: 7f323000 e069b000 8280c9b4 e08cdd9c e08cdda0 e08cdd70 80230ad4 80239bb0 ** 10 printk messages dropped ** [ 1337.294847][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) ** 8 printk messages dropped ** [ 1337.295185][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1337.295624][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1337.295871][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1337.296186][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) ** 1 printk messages dropped ** [ 1337.296276][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1337.296424][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8540fa40 ** 4 printk messages dropped ** [ 1337.296559][ T32] r5:00001000 r4:eb145000 [ 1337.296578][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1337.296614][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.296657][ T32] r5:8548a78c r4:8548a400 [ 1337.296677][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1337.296728][ T32] r7:dddced40 r6:83018000 r5:8548a78c r4:8544ca00 [ 1337.296753][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1337.296798][ T32] r10:61c88647 r9:84883c00 r8:8544ca2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1337.296819][ T32] r4:8544ca00 [ 1337.296837][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1337.296901][ T32] r10:00000000 r9:8544ca00 r8:8027ecf4 r7:eb4e5e60 r6:8544ca80 r5:84883c00 [ 1337.296963][ T32] r4:00000001 [ 1337.296985][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.297028][ T32] Exception stack(0xeb4e1fb0 to 0xeb4e1ff8) [ 1337.297056][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1337.297104][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.297134][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.297162][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1337.297186][ T32] r4:8544ac00 [ 1337.297557][ T32] INFO: task kworker/0:691:4918 is blocked on a mutex likely owned by task kworker/0:314:3957. [ 1337.297596][ T32] task:kworker/0:314 state:R running task stack:0 pid:3957 tgid:3957 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.297693][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.297759][ T32] Call trace: [ 1337.297813][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1337.297865][ T32] r10:8280c9b4 r9:84b7a400 r8:80200be4 r7:e08cdd54 r6:ffffffff r5:84b7a400 [ 1337.297887][ T32] r4:00000000 [ 1337.297926][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.297967][ T32] Exception stack(0xe08cdd20 to 0xe08cdd68) [ 1337.298008][ T32] dd20: ba538000 e069b000 00000001 80239b98 7f323000 00000001 82ac11c4 82ac05a0 [ 1337.298043][ T32] dd40: 7f323000 e069b000 8280c9b4 e08cdd9c e08cdda0 e08cdd70 80230ad4 80239bb0 [ 1337.298084][ T32] dd60: 80050013 ffffffff [ 1337.298110][ T32] r5:80050013 r4:80239bb0 [ 1337.298130][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1337.298170][ T32] r4:82ac11e4 [ 1337.298210][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.298255][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08cddc0 r5:e08cde08 [ 1337.298277][ T32] r4:e08cddc0 [ 1337.298360][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1337.298405][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9a40 [ 1337.298430][ T32] r4:00000000 [ 1337.298449][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1337.298491][ T32] r9:83018005 r8:84b7a400 r7:00000000 r6:83018000 r5:00001000 r4:7f09b000 ** 1 printk messages dropped ** [ 1337.298571][ T32] r5:00001000 r4:e06d3000 ** 7 printk messages dropped ** [ 1337.298826][ T32] r4:84b0bc80 ** 4 printk messages dropped ** [ 1337.298991][ T32] Exception stack(0xe08cdfb0 to 0xe08cdff8) ** 6 printk messages dropped ** [ 1337.299310][ T32] INFO: task kworker/0:692:4921 blocked for more than 463 seconds. ** 9 printk messages dropped ** [ 1337.299773][ T32] r5:8542d400 r4:829189bc ** 1 printk messages dropped ** [ 1337.299878][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.299953][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb4f5e08 ** 2 printk messages dropped ** [ 1337.300132][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1337.300169][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1337.300208][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8540fd80 [ 1337.300255][ T32] r4:00000000 [ 1337.300277][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1337.300316][ T32] r9:83018005 r8:8542d400 r7:00000000 r6:83018000 r5:00001000 r4:7f013000 [ 1337.300374][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1337.300471][ T32] r5:00001000 r4:dfa31000 [ 1337.300573][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1337.320278][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.320375][ T32] r5:8548af8c r4:8548ac00 [ 1337.320418][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1337.320468][ T32] r7:dddced40 r6:83018000 r5:8548af8c r4:8544cb00 [ 1337.320489][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1337.320550][ T32] r10:61c88647 r9:8542d400 r8:8544cb2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1337.320982][ T32] r4:8544cb00 [ 1337.321044][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1337.321108][ T32] r10:00000000 r9:8544cb00 r8:8027ecf4 r7:eb4e1e60 r6:8544cb80 r5:8542d400 [ 1337.321143][ T32] r4:00000001 [ 1337.321166][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.321212][ T32] Exception stack(0xeb4f5fb0 to 0xeb4f5ff8) [ 1337.321245][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1337.321294][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.321329][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.321359][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1337.321381][ T32] r4:8540f1c0 [ 1337.321945][ T32] INFO: task kworker/0:692:4921 is blocked on a mutex likely owned by task kworker/0:314:3957. [ 1337.322013][ T32] task:kworker/0:314 state:R running task stack:0 pid:3957 tgid:3957 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.322119][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1337.322412][ T32] r4:00000000 ** 7 printk messages dropped ** [ 1337.322807][ T32] r4:82ac11e4 ** 4 printk messages dropped ** [ 1337.323097][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9a40 ** 10 printk messages dropped ** [ 1337.323580][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1337.323961][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1337.324307][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1337.324684][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.324748][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb4fde08 ** 3 printk messages dropped ** [ 1337.324864][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) ** 7 printk messages dropped ** [ 1337.325166][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 12 printk messages dropped ** [ 1337.325684][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1337.326282][ T32] Workqueue: events bpf_prog_free_deferred ** 11 printk messages dropped ** [ 1337.326848][ T32] r4:82ac11e4 ** 5 printk messages dropped ** [ 1337.327037][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1337.327361][ T32] r5:85073f8c r4:85073c00 ** 4 printk messages dropped ** [ 1337.327531][ T32] r4:84b0bc80 ** 4 printk messages dropped ** [ 1337.327741][ T32] Exception stack(0xe08cdfb0 to 0xe08cdff8) ** 7 printk messages dropped ** [ 1337.328115][ T32] Not tainted 6.15.0-syzkaller #0 [ 1337.328138][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.328158][ T32] task:kworker/1:203 state:D stack:0 pid:4924 tgid:4924 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.328201][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.328264][ T32] Call trace: [ 1337.328293][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1337.328353][ T32] r10:829189c0 r9:eb501d84 r8:00000002 r7:60000113 r6:eb501d8c r5:85440000 [ 1337.328378][ T32] r4:85440000 [ 1337.328398][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1337.328437][ T32] r5:85440000 r4:829189bc [ 1337.328457][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.328517][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.328589][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb501e08 [ 1337.328614][ T32] r4:00000000 [ 1337.328635][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1337.328694][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1337.328755][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1337.328799][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8540e140 [ 1337.328820][ T32] r4:00000000 [ 1337.328838][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1337.328877][ T32] r9:83018205 r8:85440000 r7:00000000 r6:83018200 r5:00001000 r4:7f085000 [ 1337.328897][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1337.328933][ T32] r5:00001000 r4:eb121000 [ 1337.328952][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1337.329009][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.329071][ T32] r5:8548a38c r4:8548a000 [ 1337.329103][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1337.329147][ T32] r7:ddde2d40 r6:83018200 r5:8548a38c r4:8540d000 [ 1337.329179][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1337.329227][ T32] r10:61c88647 r9:85440000 r8:8540d02c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1337.329272][ T32] r4:8540d000 [ 1337.329315][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1337.329394][ T32] r10:00000000 r9:8540d000 r8:8027ecf4 r7:eb4fde60 r6:8544cc80 r5:85440000 [ 1337.329448][ T32] r4:00000001 [ 1337.329475][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.329510][ T32] Exception stack(0xeb501fb0 to 0xeb501ff8) [ 1337.329535][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1337.329582][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.329617][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.329669][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 2 printk messages dropped ** [ 1337.330087][ T32] task:kworker/0:314 state:R running task stack:0 pid:3957 tgid:3957 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 28 printk messages dropped ** [ 1337.352033][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) ** 21 printk messages dropped ** [ 1337.352965][ T32] r4:85441800 ** 3 printk messages dropped ** [ 1337.353113][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1337.353503][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 1337.353863][ T32] r4:8540d080 [ 1337.353881][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1337.353923][ T32] r10:00000000 r9:8540d080 r8:8027ecf4 r7:eb4fde60 r6:8544cd00 r5:85441800 [ 1337.353945][ T32] r4:00000001 [ 1337.353963][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.354037][ T32] Exception stack(0xeb509fb0 to 0xeb509ff8) [ 1337.354066][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1337.354093][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.354119][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.354150][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1337.354172][ T32] r4:8540e180 [ 1337.354680][ T32] INFO: task kworker/1:204:4926 is blocked on a mutex likely owned by task kworker/0:314:3957. [ 1337.354716][ T32] task:kworker/0:314 state:R running task stack:0 pid:3957 tgid:3957 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.354820][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.354890][ T32] Call trace: [ 1337.354921][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1337.354970][ T32] r10:8280c9b4 r9:84b7a400 r8:80200be4 r7:e08cdd54 r6:ffffffff r5:84b7a400 [ 1337.355044][ T32] r4:00000000 [ 1337.355066][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.355136][ T32] Exception stack(0xe08cdd20 to 0xe08cdd68) [ 1337.355193][ T32] dd20: bb1c4000 e069b000 00000001 80239b98 7f323000 00000001 82ac11c4 82ac05a0 [ 1337.355224][ T32] dd40: 7f323000 e069b000 8280c9b4 e08cdd9c e08cdda0 e08cdd70 80230ad4 80239bb0 [ 1337.355266][ T32] dd60: 80050013 ffffffff [ 1337.355291][ T32] r5:80050013 r4:80239bb0 [ 1337.355311][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1337.355358][ T32] r4:82ac11e4 [ 1337.355400][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.355445][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08cddc0 r5:e08cde08 [ 1337.355486][ T32] r4:e08cddc0 [ 1337.355510][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1337.355573][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9a40 [ 1337.355618][ T32] r4:00000000 [ 1337.355652][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1337.355697][ T32] r9:83018005 r8:84b7a400 r7:00000000 r6:83018000 r5:00001000 r4:7f09b000 [ 1337.355719][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1337.355841][ T32] r5:00001000 r4:e06d3000 [ 1337.355864][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1337.355902][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.355942][ T32] r5:85073f8c r4:85073c00 [ 1337.355961][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1337.356001][ T32] r7:dddced40 r6:83018000 r5:85073f8c r4:84b0bc80 ** 5 printk messages dropped ** [ 1337.356305][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1337.356633][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 12 printk messages dropped ** [ 1337.357184][ T32] r5:85443000 r4:829189bc ** 1 printk messages dropped ** [ 1337.357306][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.357366][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb50de08 ** 5 printk messages dropped ** [ 1337.357647][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1337.357762][ T32] r5:00001000 r4:e00e1000 ** 5 printk messages dropped ** [ 1337.357977][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1337.358359][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1337.359024][ T32] r10:8280c9b4 r9:84b7a400 r8:80200be4 r7:e08cdd54 r6:ffffffff r5:84b7a400 ** 12 printk messages dropped ** [ 1337.359532][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) ** 7 printk messages dropped ** [ 1337.359825][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1337.360257][ T32] Exception stack(0xe08cdfb0 to 0xe08cdff8) ** 7 printk messages dropped ** [ 1337.360556][ T32] Not tainted 6.15.0-syzkaller #0 ** 10 printk messages dropped ** [ 1337.391761][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 1337.392044][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1337.392403][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1337.393002][ T32] Exception stack(0xeb505fb0 to 0xeb505ff8) ** 7 printk messages dropped ** [ 1337.393846][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1337.394403][ T32] dd40: 7f323000 e069b000 8280c9b4 e08cdd9c e08cdda0 e08cdd70 80230ad4 80239bb0 ** 8 printk messages dropped ** [ 1337.394812][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9a40 [ 1337.394833][ T32] r4:00000000 [ 1337.394871][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1337.394940][ T32] r9:83018005 r8:84b7a400 r7:00000000 r6:83018000 r5:00001000 r4:7f09b000 [ 1337.394965][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1337.395005][ T32] r5:00001000 r4:e06d3000 [ 1337.395024][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1337.395146][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.395221][ T32] r5:85073f8c r4:85073c00 [ 1337.395265][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1337.395317][ T32] r7:dddced40 r6:83018000 r5:85073f8c r4:84b0bc80 [ 1337.395346][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1337.395392][ T32] r10:61c88647 r9:84b7a400 r8:84b0bcac r7:82804d40 r6:dddced40 r5:dddced60 [ 1337.395441][ T32] r4:84b0bc80 [ 1337.395463][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1337.395507][ T32] r10:00000000 r9:84b0bc80 r8:8027ecf4 r7:e08b1e60 r6:85024480 r5:84b7a400 [ 1337.395528][ T32] r4:00000001 [ 1337.395546][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.395577][ T32] Exception stack(0xe08cdfb0 to 0xe08cdff8) [ 1337.395649][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1337.395710][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.395787][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.395941][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1337.395966][ T32] r4:850d97c0 [ 1337.395986][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.396056][ T32] INFO: task kworker/0:695:4935 blocked for more than 463 seconds. [ 1337.396091][ T32] Not tainted 6.15.0-syzkaller #0 [ 1337.396116][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.396136][ T32] task:kworker/0:695 state:D stack:0 pid:4935 tgid:4935 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.396179][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.396242][ T32] Call trace: [ 1337.396295][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1337.396376][ T32] r10:829189c0 r9:eb325d84 r8:00000002 r7:60000113 r6:eb325d8c r5:85443c00 [ 1337.396414][ T32] r4:85443c00 [ 1337.396436][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1337.396507][ T32] r5:85443c00 r4:829189bc [ 1337.396577][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.396658][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.396736][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb325e08 [ 1337.396791][ T32] r4:00000000 [ 1337.396850][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1337.396891][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1337.396957][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1337.397117][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8540fe00 [ 1337.397143][ T32] r4:00000000 [ 1337.397161][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1337.397204][ T32] r9:83018005 r8:85443c00 r7:00000000 r6:83018000 r5:00001000 r4:7f015000 [ 1337.397224][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1337.397334][ T32] r5:00001000 r4:dfaa9000 [ 1337.397359][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1337.397398][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.397435][ T32] r5:8548b38c r4:8548b000 [ 1337.397454][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1337.397493][ T32] r7:dddced40 r6:83018000 r5:8548b38c r4:8544cf80 [ 1337.397570][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1337.397698][ T32] r10:61c88647 r9:85443c00 r8:8544cfac r7:82804d40 r6:dddced40 r5:dddced60 [ 1337.397723][ T32] r4:8544cf80 [ 1337.397743][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1337.397785][ T32] r10:00000000 r9:8544cf80 r8:8027ecf4 r7:eb505e60 r6:85397000 r5:85443c00 [ 1337.397806][ T32] r4:00000001 [ 1337.397848][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 5 printk messages dropped ** [ 1337.398092][ T32] r4:8540fc80 [ 1337.398460][ T32] INFO: task kworker/0:695:4935 is blocked on a mutex likely owned by task kworker/0:314:3957. [ 1337.398494][ T32] task:kworker/0:314 state:R running task stack:0 pid:3957 tgid:3957 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.398615][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.398660][ T32] Call trace: [ 1337.398693][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1337.398754][ T32] r10:8280c9b4 r9:84b7a400 r8:80200be4 r7:e08cdd54 r6:ffffffff r5:84b7a400 [ 1337.398781][ T32] r4:00000000 [ 1337.398799][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.398836][ T32] Exception stack(0xe08cdd20 to 0xe08cdd68) [ 1337.398864][ T32] dd20: bb9fc000 e069b000 00000001 80239b98 7f323000 00000001 82ac11c4 82ac05a0 ** 4 printk messages dropped ** [ 1337.399031][ T32] r4:82ac11e4 ** 8 printk messages dropped ** [ 1337.399322][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) ** 11 printk messages dropped ** [ 1337.399910][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1337.400208][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 7 printk messages dropped ** [ 1337.422587][ T32] Call trace: ** 6 printk messages dropped ** [ 1337.422999][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.423048][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb461e08 ** 2 printk messages dropped ** [ 1337.423194][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1337.423593][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1337.424135][ T32] Exception stack(0xeb461fb0 to 0xeb461ff8) ** 6 printk messages dropped ** [ 1337.424948][ T32] task:kworker/0:314 state:R running task stack:0 pid:3957 tgid:3957 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 16 printk messages dropped ** [ 1337.425945][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) ** 8 printk messages dropped ** [ 1337.426271][ T32] r5:85073f8c r4:85073c00 ** 6 printk messages dropped ** [ 1337.426709][ T32] r10:00000000 r9:84b0bc80 r8:8027ecf4 r7:e08b1e60 r6:85024480 r5:84b7a400 ** 10 printk messages dropped ** [ 1337.427040][ T32] Not tainted 6.15.0-syzkaller #0 [ 1337.427082][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.427105][ T32] task:kworker/0:697 state:D stack:0 pid:4937 tgid:4937 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.427196][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.427293][ T32] Call trace: [ 1337.427348][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1337.427441][ T32] r10:829189c0 r9:eb471d84 r8:00000002 r7:60000113 r6:eb471d8c r5:85445400 [ 1337.427466][ T32] r4:85445400 [ 1337.427526][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1337.427631][ T32] r5:85445400 r4:829189bc [ 1337.427655][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.427694][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.427738][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb471e08 [ 1337.427759][ T32] r4:00000000 [ 1337.427799][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1337.427839][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1337.427895][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1337.427944][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85036300 [ 1337.427966][ T32] r4:00000000 [ 1337.427985][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1337.428024][ T32] r9:83018005 r8:85445400 r7:00000000 r6:83018000 r5:00001000 r4:7f049000 [ 1337.428080][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1337.428147][ T32] r5:00001000 r4:eabf7000 [ 1337.428193][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1337.428234][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.428271][ T32] r5:8549838c r4:85498000 [ 1337.428289][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1337.428336][ T32] r7:dddced40 r6:83018000 r5:8549838c r4:85397180 [ 1337.428377][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1337.428442][ T32] r10:61c88647 r9:85445400 r8:853971ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1337.428467][ T32] r4:85397180 [ 1337.428498][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1337.428586][ T32] r10:00000000 r9:85397180 r8:8027ecf4 r7:eb505e60 r6:85397200 r5:85445400 [ 1337.428632][ T32] r4:00000001 [ 1337.428669][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 7 printk messages dropped ** [ 1337.429265][ T32] task:kworker/0:314 state:R running task stack:0 pid:3957 tgid:3957 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 14 printk messages dropped ** [ 1337.430081][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08cddc0 r5:e08cde08 ** 9 printk messages dropped ** [ 1337.430670][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 19 printk messages dropped ** [ 1337.451785][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 9 printk messages dropped ** [ 1337.452212][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) ** 16 printk messages dropped ** [ 1337.452880][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) ** 21 printk messages dropped ** [ 1337.454249][ T32] dd20: bc511000 e069b000 00000001 80239b98 7f323000 00000001 82ac11c4 82ac05a0 ** 16 printk messages dropped ** [ 1337.454933][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.454970][ T32] r5:85073f8c r4:85073c00 [ 1337.454988][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1337.455039][ T32] r7:dddced40 r6:83018000 r5:85073f8c r4:84b0bc80 [ 1337.455105][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1337.455168][ T32] r10:61c88647 r9:84b7a400 r8:84b0bcac r7:82804d40 r6:dddced40 r5:dddced60 [ 1337.455203][ T32] r4:84b0bc80 [ 1337.455226][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1337.455336][ T32] r10:00000000 r9:84b0bc80 r8:8027ecf4 r7:e08b1e60 r6:85024480 r5:84b7a400 [ 1337.455364][ T32] r4:00000001 [ 1337.455423][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.455460][ T32] Exception stack(0xe08cdfb0 to 0xe08cdff8) [ 1337.455486][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1337.455513][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.455539][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.455568][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1337.455589][ T32] r4:850d97c0 [ 1337.455609][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 10 printk messages dropped ** [ 1337.456198][ T32] r5:85446000 r4:829189bc ** 1 printk messages dropped ** [ 1337.456280][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) ** 12 printk messages dropped ** [ 1337.456887][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 25 printk messages dropped ** [ 1337.458386][ T32] dd20: bc511000 e069b000 00000001 80239b98 7f323000 00000001 82ac11c4 82ac05a0 ** 24 printk messages dropped ** [ 1337.459498][ T32] r10:00000000 r9:84b0bc80 r8:8027ecf4 r7:e08b1e60 r6:85024480 r5:84b7a400 ** 10 printk messages dropped ** [ 1337.459867][ T32] Not tainted 6.15.0-syzkaller #0 [ 1337.459901][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.459972][ T32] task:kworker/1:207 state:D stack:0 pid:4943 tgid:4943 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.460019][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.460063][ T32] Call trace: [ 1337.460166][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1337.460214][ T32] r10:829189c0 r9:eb291d84 r8:00000002 r7:60000013 r6:eb291d8c r5:8539b000 [ 1337.460236][ T32] r4:8539b000 [ 1337.460255][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1337.460307][ T32] r5:8539b000 r4:829189bc [ 1337.460335][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.460375][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.460444][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb291e08 [ 1337.460581][ T32] r4:00000000 [ 1337.495648][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1337.495747][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1337.495800][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1337.495846][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8540eb80 [ 1337.495892][ T32] r4:00000000 [ 1337.495918][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1337.495963][ T32] r9:83018205 r8:8539b000 r7:00000000 r6:83018200 r5:00001000 r4:7f04b000 [ 1337.495984][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) ** 7 printk messages dropped ** [ 1337.496351][ T32] r10:61c88647 r9:8539b000 r8:8540d22c r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 19 printk messages dropped ** [ 1337.497693][ T32] Exception stack(0xe08cdd20 to 0xe08cdd68) ** 14 printk messages dropped ** [ 1337.498313][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1337.498363][ T32] r5:00001000 r4:e06d3000 [ 1337.498384][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1337.498422][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.498459][ T32] r5:85073f8c r4:85073c00 [ 1337.498482][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1337.498526][ T32] r7:dddced40 r6:83018000 r5:85073f8c r4:84b0bc80 [ 1337.498568][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) ** 6 printk messages dropped ** [ 1337.498816][ T32] Exception stack(0xe08cdfb0 to 0xe08cdff8) ** 17 printk messages dropped ** [ 1337.499410][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 6 printk messages dropped ** [ 1337.499709][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85036040 ** 19 printk messages dropped ** [ 1337.500447][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 26 printk messages dropped ** [ 1337.509830][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) ** 24 printk messages dropped ** [ 1337.517129][ T32] Workqueue: events bpf_prog_free_deferred ** 11 printk messages dropped ** [ 1337.517659][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) ** 23 printk messages dropped ** [ 1337.518561][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 24 printk messages dropped ** [ 1337.520287][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) ** 18 printk messages dropped ** [ 1337.533367][ T32] r4:850d97c0 [ 1337.533393][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.533422][ T32] INFO: task kworker/1:208:4950 blocked for more than 464 seconds. [ 1337.533455][ T32] Not tainted 6.15.0-syzkaller #0 [ 1337.533521][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.533546][ T32] task:kworker/1:208 state:D stack:0 pid:4950 tgid:4950 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.533646][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.533721][ T32] Call trace: [ 1337.533761][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1337.533814][ T32] r10:829189c0 r9:eb521d84 r8:00000002 r7:60000013 r6:eb521d8c r5:84962400 [ 1337.533836][ T32] r4:84962400 [ 1337.533856][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1337.533929][ T32] r5:84962400 r4:829189bc [ 1337.533952][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.534011][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.534059][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb521e08 [ 1337.534081][ T32] r4:00000000 [ 1337.534114][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1337.534157][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1337.534197][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1337.534258][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8540ec80 [ 1337.534302][ T32] r4:00000000 [ 1337.534347][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1337.534410][ T32] r9:83018205 r8:84962400 r7:00000000 r6:83018200 r5:00001000 r4:7f04d000 [ 1337.534475][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1337.534519][ T32] r5:00001000 r4:ead55000 [ 1337.534552][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1337.534655][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.534696][ T32] r5:8480cf8c r4:8480cc00 [ 1337.534736][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1337.534781][ T32] r7:ddde2d40 r6:83018200 r5:8480cf8c r4:8540d280 [ 1337.534821][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1337.534894][ T32] r10:61c88647 r9:84962400 r8:8540d2ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1337.534926][ T32] r4:8540d280 [ 1337.534944][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1337.535018][ T32] r10:00000000 r9:8540d280 r8:8027ecf4 r7:eb515e60 r6:85397600 r5:84962400 [ 1337.535043][ T32] r4:00000001 [ 1337.535102][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.535202][ T32] Exception stack(0xeb521fb0 to 0xeb521ff8) [ 1337.535230][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 10 printk messages dropped ** [ 1337.536429][ T32] r4:00000000 ** 12 printk messages dropped ** [ 1337.536944][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9a40 ** 17 printk messages dropped ** [ 1337.537705][ T32] Exception stack(0xe08cdfb0 to 0xe08cdff8) ** 17 printk messages dropped ** [ 1337.538456][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 9 printk messages dropped ** [ 1337.538936][ T32] r9:83018205 r8:84963c00 r7:00000000 r6:83018200 r5:00001000 r4:7f055000 ** 17 printk messages dropped ** [ 1337.539700][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 19 printk messages dropped ** [ 1337.563729][ T32] r4:e08cddc0 ** 1 printk messages dropped ** [ 1337.563816][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9a40 [ 1337.563838][ T32] r4:00000000 [ 1337.563857][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1337.563898][ T32] r9:83018005 r8:84b7a400 r7:00000000 r6:83018000 r5:00001000 r4:7f09b000 [ 1337.563920][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1337.563961][ T32] r5:00001000 r4:e06d3000 [ 1337.563984][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1337.564024][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.564062][ T32] r5:85073f8c r4:85073c00 [ 1337.564081][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1337.564123][ T32] r7:dddced40 r6:83018000 r5:85073f8c r4:84b0bc80 [ 1337.564163][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1337.564213][ T32] r10:61c88647 r9:84b7a400 r8:84b0bcac r7:82804d40 r6:dddced40 r5:dddced60 [ 1337.564235][ T32] r4:84b0bc80 [ 1337.564253][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1337.564297][ T32] r10:00000000 r9:84b0bc80 r8:8027ecf4 r7:e08b1e60 r6:85024480 r5:84b7a400 [ 1337.564320][ T32] r4:00000001 [ 1337.564345][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.564381][ T32] Exception stack(0xe08cdfb0 to 0xe08cdff8) [ 1337.564407][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1337.564434][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.564459][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.564486][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 4 printk messages dropped ** [ 1337.564657][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 9 printk messages dropped ** [ 1337.565018][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.565065][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb531e08 ** 2 printk messages dropped ** [ 1337.565158][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1337.565474][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1337.565821][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1337.565960][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1337.566761][ T32] r10:8280c9b4 r9:84b7a400 r8:80200be4 r7:e08cdd54 r6:ffffffff r5:84b7a400 ** 10 printk messages dropped ** [ 1337.567096][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08cddc0 r5:e08cde08 ** 6 printk messages dropped ** [ 1337.567367][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 1337.567764][ T32] r4:84b0bc80 ** 7 printk messages dropped ** [ 1337.567990][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1337.568211][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1337.568736][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.568784][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb539e08 ** 5 printk messages dropped ** [ 1337.569066][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1337.569330][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 9 printk messages dropped ** [ 1337.569741][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 8 printk messages dropped ** [ 1337.570587][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1337.582441][ T32] dd40: 7f323000 e069b000 8280c9b4 e08cdd9c e08cdda0 e08cdd70 80230ad4 80239bb0 ** 8 printk messages dropped ** [ 1337.582823][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9a40 ** 10 printk messages dropped ** [ 1337.583240][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1337.583528][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1337.583802][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1337.584048][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.584093][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb541e08 ** 4 printk messages dropped ** [ 1337.584448][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84655680 ** 9 printk messages dropped ** [ 1337.584858][ T32] r7:dddced40 r6:83018000 r5:85498b8c r4:85397800 ** 7 printk messages dropped ** [ 1337.585176][ T32] Exception stack(0xeb541fb0 to 0xeb541ff8) [ 1337.585202][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1337.585248][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.585279][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.585306][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1337.585332][ T32] r4:850369c0 [ 1337.585837][ T32] INFO: task kworker/0:700:4958 is blocked on a mutex likely owned by task kworker/0:314:3957. [ 1337.585871][ T32] task:kworker/0:314 state:R running task stack:0 pid:3957 tgid:3957 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.585961][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.586002][ T32] Call trace: [ 1337.586056][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1337.586154][ T32] r10:8280c9b4 r9:84b7a400 r8:80200be4 r7:e08cdd54 r6:ffffffff r5:84b7a400 [ 1337.586180][ T32] r4:00000000 [ 1337.586199][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.586237][ T32] Exception stack(0xe08cdd20 to 0xe08cdd68) [ 1337.586265][ T32] dd20: bde81000 e069b000 00000001 80239b98 7f323000 00000001 82ac11c4 82ac05a0 [ 1337.586293][ T32] dd40: 7f323000 e069b000 8280c9b4 e08cdd9c e08cdda0 e08cdd70 80230ad4 80239bb0 [ 1337.586316][ T32] dd60: 80050013 ffffffff [ 1337.586344][ T32] r5:80050013 r4:80239bb0 [ 1337.586393][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1337.586437][ T32] r4:82ac11e4 [ 1337.586460][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.586548][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08cddc0 r5:e08cde08 [ 1337.586574][ T32] r4:e08cddc0 [ 1337.586620][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1337.586663][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9a40 [ 1337.586686][ T32] r4:00000000 [ 1337.586705][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1337.586745][ T32] r9:83018005 r8:84b7a400 r7:00000000 r6:83018000 r5:00001000 r4:7f09b000 [ 1337.586792][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1337.586836][ T32] r5:00001000 r4:e06d3000 [ 1337.586883][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1337.586924][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.586963][ T32] r5:85073f8c r4:85073c00 [ 1337.586981][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1337.587060][ T32] r7:dddced40 r6:83018000 r5:85073f8c r4:84b0bc80 [ 1337.587084][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1337.587147][ T32] r10:61c88647 r9:84b7a400 r8:84b0bcac r7:82804d40 r6:dddced40 r5:dddced60 [ 1337.587176][ T32] r4:84b0bc80 [ 1337.587195][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1337.587239][ T32] r10:00000000 r9:84b0bc80 r8:8027ecf4 r7:e08b1e60 r6:85024480 r5:84b7a400 [ 1337.587290][ T32] r4:00000001 [ 1337.587315][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.587360][ T32] Exception stack(0xe08cdfb0 to 0xe08cdff8) [ 1337.587385][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1337.587441][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.587472][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.587500][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1337.587522][ T32] r4:850d97c0 [ 1337.587542][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.587567][ T32] INFO: task kworker/1:212:4959 blocked for more than 464 seconds. [ 1337.587597][ T32] Not tainted 6.15.0-syzkaller #0 [ 1337.587621][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.587641][ T32] task:kworker/1:212 state:D stack:0 pid:4959 tgid:4959 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.587712][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.587782][ T32] Call trace: [ 1337.587811][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1337.587856][ T32] r10:829189c0 r9:eb545d84 r8:00000002 r7:60000113 r6:eb545d8c r5:84965400 [ 1337.587878][ T32] r4:84965400 [ 1337.587897][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1337.587940][ T32] r5:84965400 r4:829189bc [ 1337.587962][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.588007][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.588070][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb545e08 [ 1337.588098][ T32] r4:00000000 [ 1337.588149][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1337.588199][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1337.588244][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1337.588321][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85102100 [ 1337.588355][ T32] r4:00000000 [ 1337.588381][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1337.588430][ T32] r9:83018205 r8:84965400 r7:00000000 r6:83018200 r5:00001000 r4:7f057000 [ 1337.588455][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1337.588524][ T32] r5:00001000 r4:eaf03000 [ 1337.588554][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1337.588599][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1337.588778][ T32] r10:61c88647 r9:84965400 r8:8540d4ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 9 printk messages dropped ** [ 1337.589120][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 10 printk messages dropped ** [ 1337.589956][ T32] dd20: bde81000 e069b000 00000001 80239b98 7f323000 00000001 82ac11c4 82ac05a0 ** 9 printk messages dropped ** [ 1337.590303][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9a40 [ 1337.590337][ T32] r4:00000000 [ 1337.590360][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1337.590432][ T32] r9:83018005 r8:84b7a400 r7:00000000 r6:83018000 r5:00001000 r4:7f09b000 [ 1337.590457][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1337.590498][ T32] r5:00001000 r4:e06d3000 [ 1337.590517][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1337.590638][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.614670][ T32] r5:85073f8c r4:85073c00 [ 1337.614715][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1337.614782][ T32] r7:dddced40 r6:83018000 r5:85073f8c r4:84b0bc80 [ 1337.614827][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1337.614896][ T32] r10:61c88647 r9:84b7a400 r8:84b0bcac r7:82804d40 r6:dddced40 r5:dddced60 [ 1337.614922][ T32] r4:84b0bc80 [ 1337.614942][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1337.615063][ T32] r10:00000000 r9:84b0bc80 r8:8027ecf4 r7:e08b1e60 r6:85024480 r5:84b7a400 [ 1337.615163][ T32] r4:00000001 [ 1337.615189][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.615227][ T32] Exception stack(0xe08cdfb0 to 0xe08cdff8) [ 1337.615256][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1337.615284][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.615309][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.615346][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1337.615370][ T32] r4:850d97c0 [ 1337.615393][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.615421][ T32] INFO: task kworker/1:213:4961 blocked for more than 464 seconds. [ 1337.615451][ T32] Not tainted 6.15.0-syzkaller #0 [ 1337.615476][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.615497][ T32] task:kworker/1:213 state:D stack:0 pid:4961 tgid:4961 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.615553][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.615594][ T32] Call trace: [ 1337.615624][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1337.615673][ T32] r10:829189c0 r9:eb549d84 r8:00000002 r7:60000013 r6:eb549d8c r5:84966c00 [ 1337.615724][ T32] r4:84966c00 ** 1 printk messages dropped ** [ 1337.615790][ T32] r5:84966c00 r4:829189bc ** 1 printk messages dropped ** [ 1337.615849][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.615895][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb549e08 ** 4 printk messages dropped ** [ 1337.616174][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85102440 ** 4 printk messages dropped ** [ 1337.616330][ T32] r5:00001000 r4:eaf49000 [ 1337.616354][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1337.616392][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.616429][ T32] r5:853dcf8c r4:853dcc00 [ 1337.616449][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1337.616490][ T32] r7:ddde2d40 r6:83018200 r5:853dcf8c r4:8540d500 [ 1337.616510][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1337.616554][ T32] r10:61c88647 r9:84966c00 r8:8540d52c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1337.616575][ T32] r4:8540d500 [ 1337.616593][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1337.616635][ T32] r10:00000000 r9:8540d500 r8:8027ecf4 r7:eb545e60 r6:85397980 r5:84966c00 [ 1337.616657][ T32] r4:00000001 [ 1337.616675][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.616708][ T32] Exception stack(0xeb549fb0 to 0xeb549ff8) [ 1337.616733][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1337.616760][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.616786][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.616854][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1337.616885][ T32] r4:8540e880 [ 1337.617399][ T32] INFO: task kworker/1:213:4961 is blocked on a mutex likely owned by task kworker/0:314:3957. [ 1337.617435][ T32] task:kworker/0:314 state:R running task stack:0 pid:3957 tgid:3957 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.617493][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.617565][ T32] Call trace: [ 1337.617626][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1337.617708][ T32] r10:8280c9b4 r9:84b7a400 r8:80200be4 r7:e08cdd54 r6:ffffffff r5:84b7a400 [ 1337.617764][ T32] r4:00000000 [ 1337.617830][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.617909][ T32] Exception stack(0xe08cdd20 to 0xe08cdd68) [ 1337.617971][ T32] dd20: be7d6000 e069b000 00000001 80239b98 7f323000 00000001 82ac11c4 82ac05a0 [ 1337.618003][ T32] dd40: 7f323000 e069b000 8280c9b4 e08cdd9c e08cdda0 e08cdd70 80230ad4 80239bb0 [ 1337.618026][ T32] dd60: 80050013 ffffffff [ 1337.618049][ T32] r5:80050013 r4:80239bb0 [ 1337.618298][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1337.618361][ T32] r4:82ac11e4 [ 1337.618382][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.618424][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08cddc0 r5:e08cde08 [ 1337.618538][ T32] r4:e08cddc0 [ 1337.618639][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1337.618688][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9a40 [ 1337.618710][ T32] r4:00000000 [ 1337.618729][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1337.618923][ T32] r9:83018005 r8:84b7a400 r7:00000000 r6:83018000 r5:00001000 r4:7f09b000 [ 1337.618949][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1337.618990][ T32] r5:00001000 r4:e06d3000 [ 1337.619009][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1337.619143][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.619196][ T32] r5:85073f8c r4:85073c00 ** 2 printk messages dropped ** [ 1337.619314][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1337.619631][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1337.643303][ T32] Call trace: ** 6 printk messages dropped ** [ 1337.643605][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.643649][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb54de08 ** 2 printk messages dropped ** [ 1337.643724][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) ** 11 printk messages dropped ** [ 1337.644258][ T32] r7:ddde2d40 r6:83018200 r5:853dcb8c r4:8540d580 ** 7 printk messages dropped ** [ 1337.644597][ T32] Exception stack(0xeb54dfb0 to 0xeb54dff8) ** 7 printk messages dropped ** [ 1337.645502][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1337.645935][ T32] dd60: 80050013 ffffffff ** 6 printk messages dropped ** [ 1337.646246][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) ** 11 printk messages dropped ** [ 1337.646675][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) ** 13 printk messages dropped ** [ 1337.647230][ T32] INFO: task kworker/1:215:4965 blocked for more than 464 seconds. ** 9 printk messages dropped ** [ 1337.647793][ T32] r5:854c0000 r4:829189bc ** 1 printk messages dropped ** [ 1337.647888][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) ** 3 printk messages dropped ** [ 1337.648064][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1337.648510][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1337.648956][ T32] Exception stack(0xeb551fb0 to 0xeb551ff8) [ 1337.648981][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1337.649008][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.649033][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.649060][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1337.649082][ T32] r4:85102380 [ 1337.649449][ T32] INFO: task kworker/1:215:4965 is blocked on a mutex likely owned by task kworker/0:314:3957. [ 1337.649482][ T32] task:kworker/0:314 state:R running task stack:0 pid:3957 tgid:3957 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.649538][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.649616][ T32] Call trace: [ 1337.649739][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1337.649791][ T32] r10:8280c9b4 r9:84b7a400 r8:80200be4 r7:e08cdd54 r6:ffffffff r5:84b7a400 [ 1337.649814][ T32] r4:00000000 [ 1337.649886][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.649960][ T32] Exception stack(0xe08cdd20 to 0xe08cdd68) [ 1337.650075][ T32] dd20: bee6e000 e069b000 00000001 80239b98 7f323000 00000001 82ac11c4 82ac05a0 [ 1337.650113][ T32] dd40: 7f323000 e069b000 8280c9b4 e08cdd9c e08cdda0 e08cdd70 80230ad4 80239bb0 [ 1337.650216][ T32] dd60: 80050013 ffffffff [ 1337.650244][ T32] r5:80050013 r4:80239bb0 [ 1337.650284][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1337.650345][ T32] r4:82ac11e4 [ 1337.650371][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.650414][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08cddc0 r5:e08cde08 [ 1337.650435][ T32] r4:e08cddc0 [ 1337.650455][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1337.650497][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9a40 [ 1337.650611][ T32] r4:00000000 [ 1337.673483][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1337.673590][ T32] r9:83018005 r8:84b7a400 r7:00000000 r6:83018000 r5:00001000 r4:7f09b000 [ 1337.673699][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1337.673749][ T32] r5:00001000 r4:e06d3000 [ 1337.673771][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1337.673810][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.673872][ T32] r5:85073f8c r4:85073c00 [ 1337.673896][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1337.673973][ T32] r7:dddced40 r6:83018000 r5:85073f8c r4:84b0bc80 [ 1337.674007][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1337.674078][ T32] r10:61c88647 r9:84b7a400 r8:84b0bcac r7:82804d40 r6:dddced40 r5:dddced60 [ 1337.674109][ T32] r4:84b0bc80 [ 1337.674229][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1337.674281][ T32] r10:00000000 r9:84b0bc80 r8:8027ecf4 r7:e08b1e60 r6:85024480 r5:84b7a400 [ 1337.674303][ T32] r4:00000001 [ 1337.674322][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.674397][ T32] Exception stack(0xe08cdfb0 to 0xe08cdff8) [ 1337.674521][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1337.674575][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.674629][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.674667][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1337.674690][ T32] r4:850d97c0 [ 1337.674713][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.674752][ T32] INFO: task kworker/1:216:4967 blocked for more than 464 seconds. ** 3 printk messages dropped ** [ 1337.674942][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1337.675281][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.675326][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb555e08 ** 2 printk messages dropped ** [ 1337.675403][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1337.675793][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1337.676228][ T32] Exception stack(0xeb555fb0 to 0xeb555ff8) ** 7 printk messages dropped ** [ 1337.677069][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1337.677526][ T32] dd40: 7f323000 e069b000 8280c9b4 e08cdd9c e08cdda0 e08cdd70 80230ad4 80239bb0 ** 10 printk messages dropped ** [ 1337.677940][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) ** 9 printk messages dropped ** [ 1337.678476][ T32] r10:61c88647 r9:84b7a400 r8:84b0bcac r7:82804d40 r6:dddced40 r5:dddced60 ** 9 printk messages dropped ** [ 1337.678857][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 12 printk messages dropped ** [ 1337.679409][ T32] r5:854c3000 r4:829189bc ** 1 printk messages dropped ** [ 1337.679496][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) ** 3 printk messages dropped ** [ 1337.679706][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1337.680046][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1337.680488][ T32] Exception stack(0xeb561fb0 to 0xeb561ff8) ** 6 printk messages dropped ** [ 1337.695965][ T32] task:kworker/0:314 state:R running task stack:0 pid:3957 tgid:3957 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 15 printk messages dropped ** [ 1337.696835][ T32] r4:e08cddc0 ** 3 printk messages dropped ** [ 1337.696970][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) ** 1 printk messages dropped ** [ 1337.697036][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1337.697078][ T32] r5:00001000 r4:e06d3000 [ 1337.697128][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1337.697173][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.697213][ T32] r5:85073f8c r4:85073c00 [ 1337.697232][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1337.697277][ T32] r7:dddced40 r6:83018000 r5:85073f8c r4:84b0bc80 [ 1337.697298][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1337.697343][ T32] r10:61c88647 r9:84b7a400 r8:84b0bcac r7:82804d40 r6:dddced40 r5:dddced60 [ 1337.697374][ T32] r4:84b0bc80 [ 1337.697398][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1337.697442][ T32] r10:00000000 r9:84b0bc80 r8:8027ecf4 r7:e08b1e60 r6:85024480 r5:84b7a400 [ 1337.697486][ T32] r4:00000001 [ 1337.697510][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.697578][ T32] Exception stack(0xe08cdfb0 to 0xe08cdff8) [ 1337.697632][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1337.697665][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.697711][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.697742][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1337.697777][ T32] r4:850d97c0 [ 1337.697800][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.697830][ T32] INFO: task kworker/1:218:4972 blocked for more than 464 seconds. [ 1337.697885][ T32] Not tainted 6.15.0-syzkaller #0 [ 1337.697914][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.697956][ T32] task:kworker/1:218 state:D stack:0 pid:4972 tgid:4972 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.698006][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.698069][ T32] Call trace: [ 1337.698126][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1337.698177][ T32] r10:829189c0 r9:eb519d84 r8:00000002 r7:60000013 r6:eb519d8c r5:853a5400 [ 1337.698224][ T32] r4:853a5400 [ 1337.698247][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1337.698288][ T32] r5:853a5400 r4:829189bc [ 1337.698307][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.698345][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.698388][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb519e08 [ 1337.698430][ T32] r4:00000000 [ 1337.698465][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1337.698507][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1337.698565][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1337.698618][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85102940 [ 1337.698664][ T32] r4:00000000 [ 1337.698702][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1337.698745][ T32] r9:83018205 r8:853a5400 r7:00000000 r6:83018200 r5:00001000 r4:7f067000 [ 1337.698766][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1337.698822][ T32] r5:00001000 r4:eb245000 [ 1337.698864][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1337.698906][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.698944][ T32] r5:853de78c r4:853de400 [ 1337.698964][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1337.699005][ T32] r7:ddde2d40 r6:83018200 r5:853de78c r4:8540d780 [ 1337.699045][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1337.699094][ T32] r10:61c88647 r9:853a5400 r8:8540d7ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1337.699146][ T32] r4:8540d780 [ 1337.699167][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1337.699236][ T32] r10:00000000 r9:8540d780 r8:8027ecf4 r7:eb561e60 r6:8540d800 r5:853a5400 [ 1337.699262][ T32] r4:00000001 [ 1337.699280][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 2 printk messages dropped ** [ 1337.699390][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 11 printk messages dropped ** [ 1337.700369][ T32] Exception stack(0xe08cdd20 to 0xe08cdd68) ** 8 printk messages dropped ** [ 1337.713791][ T32] r4:e08cddc0 ** 3 printk messages dropped ** [ 1337.713920][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) ** 10 printk messages dropped ** [ 1337.714347][ T32] r4:84b0bc80 ** 6 printk messages dropped ** [ 1337.714653][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1337.715079][ T32] Call trace: ** 6 printk messages dropped ** [ 1337.715551][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.715639][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb51de08 ** 7 printk messages dropped ** [ 1337.715957][ T32] r9:83018205 r8:853a6c00 r7:00000000 r6:83018200 r5:00001000 r4:7f063000 ** 9 printk messages dropped ** [ 1337.716495][ T32] r4:8540d880 ** 6 printk messages dropped ** [ 1337.716680][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1337.717730][ T32] r10:8280c9b4 r9:84b7a400 r8:80200be4 r7:e08cdd54 r6:ffffffff r5:84b7a400 ** 4 printk messages dropped ** [ 1337.717977][ T32] dd40: 7f323000 e069b000 8280c9b4 e08cdd9c e08cdda0 e08cdd70 80230ad4 80239bb0 [ 1337.718051][ T32] dd60: 80050013 ffffffff [ 1337.718078][ T32] r5:80050013 r4:80239bb0 [ 1337.718128][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1337.718174][ T32] r4:82ac11e4 [ 1337.718195][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.718236][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08cddc0 r5:e08cde08 [ 1337.718258][ T32] r4:e08cddc0 [ 1337.718276][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1337.718316][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9a40 [ 1337.718415][ T32] r4:00000000 [ 1337.718458][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1337.718525][ T32] r9:83018005 r8:84b7a400 r7:00000000 r6:83018000 r5:00001000 r4:7f09b000 [ 1337.718571][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1337.718614][ T32] r5:00001000 r4:e06d3000 [ 1337.718634][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1337.718693][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.718737][ T32] r5:85073f8c r4:85073c00 [ 1337.718756][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1337.718798][ T32] r7:dddced40 r6:83018000 r5:85073f8c r4:84b0bc80 [ 1337.718817][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1337.718860][ T32] r10:61c88647 r9:84b7a400 r8:84b0bcac r7:82804d40 r6:dddced40 r5:dddced60 [ 1337.718902][ T32] r4:84b0bc80 [ 1337.718944][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1337.718991][ T32] r10:00000000 r9:84b0bc80 r8:8027ecf4 r7:e08b1e60 r6:85024480 r5:84b7a400 [ 1337.719012][ T32] r4:00000001 [ 1337.719031][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.719063][ T32] Exception stack(0xe08cdfb0 to 0xe08cdff8) [ 1337.719088][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1337.719152][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.719179][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.719208][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1337.719229][ T32] r4:850d97c0 [ 1337.719248][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.719272][ T32] INFO: task kworker/1:220:4976 blocked for more than 464 seconds. [ 1337.719299][ T32] Not tainted 6.15.0-syzkaller #0 [ 1337.719355][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.719379][ T32] task:kworker/1:220 state:D stack:0 pid:4976 tgid:4976 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.719536][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.719609][ T32] Call trace: [ 1337.719642][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1337.719709][ T32] r10:829189c0 r9:eb565d84 r8:00000002 r7:60000113 r6:eb565d8c r5:853a3c00 [ 1337.719755][ T32] r4:853a3c00 [ 1337.719777][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1337.719837][ T32] r5:853a3c00 r4:829189bc [ 1337.719879][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.719923][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.719967][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb565e08 [ 1337.720009][ T32] r4:00000000 [ 1337.720049][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1337.720114][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1337.720175][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1337.720297][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85102ac0 ** 6 printk messages dropped ** [ 1337.720512][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1337.745610][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1337.745778][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1337.746726][ T32] r4:00000000 ** 7 printk messages dropped ** [ 1337.746953][ T32] r4:82ac11e4 ** 4 printk messages dropped ** [ 1337.747191][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9a40 ** 7 printk messages dropped ** [ 1337.747515][ T32] r5:85073f8c r4:85073c00 ** 7 printk messages dropped ** [ 1337.747803][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1337.748013][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 12 printk messages dropped ** [ 1337.748547][ T32] r5:85440c00 r4:829189bc ** 1 printk messages dropped ** [ 1337.748634][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) ** 3 printk messages dropped ** [ 1337.748781][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1337.749180][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1337.749581][ T32] Exception stack(0xeb56dfb0 to 0xeb56dff8) ** 6 printk messages dropped ** [ 1337.750170][ T32] task:kworker/0:314 state:R running task stack:0 pid:3957 tgid:3957 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1337.762141][ T32] Exception stack(0xe08cdd20 to 0xe08cdd68) [ 1337.762236][ T32] dd20: c01c7000 e069b000 00000001 80239b98 7f323000 00000001 82ac11c4 82ac05a0 [ 1337.762269][ T32] dd40: 7f323000 e069b000 8280c9b4 e08cdd9c e08cdda0 e08cdd70 80230ad4 80239bb0 [ 1337.762303][ T32] dd60: 80050013 ffffffff [ 1337.762343][ T32] r5:80050013 r4:80239bb0 [ 1337.762392][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1337.762483][ T32] r4:82ac11e4 [ 1337.762507][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.762585][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08cddc0 r5:e08cde08 [ 1337.762614][ T32] r4:e08cddc0 [ 1337.762634][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1337.762676][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9a40 [ 1337.762718][ T32] r4:00000000 [ 1337.762761][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1337.762813][ T32] r9:83018005 r8:84b7a400 r7:00000000 r6:83018000 r5:00001000 r4:7f09b000 [ 1337.762847][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1337.762892][ T32] r5:00001000 r4:e06d3000 [ 1337.762935][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1337.762999][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.763045][ T32] r5:85073f8c r4:85073c00 [ 1337.763072][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1337.763157][ T32] r7:dddced40 r6:83018000 r5:85073f8c r4:84b0bc80 [ 1337.763185][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1337.763238][ T32] r10:61c88647 r9:84b7a400 r8:84b0bcac r7:82804d40 r6:dddced40 r5:dddced60 [ 1337.763268][ T32] r4:84b0bc80 [ 1337.763288][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1337.763332][ T32] r10:00000000 r9:84b0bc80 r8:8027ecf4 r7:e08b1e60 r6:85024480 r5:84b7a400 [ 1337.763354][ T32] r4:00000001 [ 1337.763396][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.763435][ T32] Exception stack(0xe08cdfb0 to 0xe08cdff8) [ 1337.763502][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1337.763534][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.763560][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.763589][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1337.763610][ T32] r4:850d97c0 [ 1337.763633][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.763703][ T32] INFO: task kworker/1:222:4981 blocked for more than 464 seconds. [ 1337.763743][ T32] Not tainted 6.15.0-syzkaller #0 [ 1337.763776][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.763809][ T32] task:kworker/1:222 state:D stack:0 pid:4981 tgid:4981 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.763878][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.763944][ T32] Call trace: [ 1337.764001][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1337.764072][ T32] r10:829189c0 r9:eb571d84 r8:00000002 r7:60000113 r6:eb571d8c r5:85310000 [ 1337.764123][ T32] r4:85310000 [ 1337.764150][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1337.764191][ T32] r5:85310000 r4:829189bc [ 1337.764210][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.764257][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.764325][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb571e08 [ 1337.764350][ T32] r4:00000000 [ 1337.764391][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1337.764441][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1337.764480][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1337.764521][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85102f00 [ 1337.764542][ T32] r4:00000000 [ 1337.764560][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1337.764599][ T32] r9:83018205 r8:85310000 r7:00000000 r6:83018200 r5:00001000 r4:7f08b000 [ 1337.764640][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1337.764684][ T32] r5:00001000 r4:eb26b000 [ 1337.764703][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1337.764740][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.764786][ T32] r5:853def8c r4:853dec00 [ 1337.764828][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1337.764872][ T32] r7:ddde2d40 r6:83018200 r5:853def8c r4:8540db80 [ 1337.764906][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1337.764953][ T32] r10:61c88647 r9:85310000 r8:8540dbac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1337.764974][ T32] r4:8540db80 [ 1337.764993][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1337.765055][ T32] r10:00000000 r9:8540db80 r8:8027ecf4 r7:eb56de60 r6:8540dc00 r5:85310000 ** 4 printk messages dropped ** [ 1337.765223][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1337.766210][ T32] r4:00000000 ** 9 printk messages dropped ** [ 1337.766596][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08cddc0 r5:e08cde08 ** 6 printk messages dropped ** [ 1337.766773][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) ** 10 printk messages dropped ** [ 1337.767338][ T32] r10:00000000 r9:84b0bc80 r8:8027ecf4 r7:e08b1e60 r6:85024480 r5:84b7a400 ** 10 printk messages dropped ** [ 1337.767766][ T32] Not tainted 6.15.0-syzkaller #0 ** 10 printk messages dropped ** [ 1337.768219][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.768268][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb575e08 ** 5 printk messages dropped ** [ 1337.768539][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1337.768775][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1337.769286][ T32] Exception stack(0xeb575fb0 to 0xeb575ff8) ** 7 printk messages dropped ** [ 1337.770026][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1337.770492][ T32] dd40: 7f323000 e069b000 8280c9b4 e08cdd9c e08cdda0 e08cdd70 80230ad4 80239bb0 ** 8 printk messages dropped ** [ 1337.791599][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9a40 ** 11 printk messages dropped ** [ 1337.792079][ T32] r10:61c88647 r9:84b7a400 r8:84b0bcac r7:82804d40 r6:dddced40 r5:dddced60 ** 9 printk messages dropped ** [ 1337.792502][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 4 printk messages dropped ** [ 1337.792655][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.792693][ T32] task:kworker/1:224 state:D stack:0 pid:4983 tgid:4983 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.792756][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.792808][ T32] Call trace: [ 1337.792852][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1337.792950][ T32] r10:829189c0 r9:eb579d84 r8:00000002 r7:60000013 r6:eb579d8c r5:85311800 [ 1337.792978][ T32] r4:85311800 [ 1337.792998][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1337.793038][ T32] r5:85311800 r4:829189bc [ 1337.793057][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.793101][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.793148][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb579e08 [ 1337.793192][ T32] r4:00000000 [ 1337.793215][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1337.793252][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1337.793288][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1337.793328][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8540e740 [ 1337.793421][ T32] r4:00000000 [ 1337.793443][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1337.793507][ T32] r9:83018205 r8:85311800 r7:00000000 r6:83018200 r5:00001000 r4:7f08d000 [ 1337.793531][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1337.793595][ T32] r5:00001000 r4:eb281000 [ 1337.793639][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1337.793681][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.793743][ T32] r5:853df38c r4:853df000 [ 1337.793765][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1337.793808][ T32] r7:ddde2d40 r6:83018200 r5:853df38c r4:8540dd80 [ 1337.793828][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1337.793901][ T32] r10:61c88647 r9:85311800 r8:8540ddac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1337.793927][ T32] r4:8540dd80 [ 1337.793970][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1337.794037][ T32] r10:00000000 r9:8540dd80 r8:8027ecf4 r7:eb575e60 r6:8540de00 r5:85311800 [ 1337.794083][ T32] r4:00000001 [ 1337.794110][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.794150][ T32] Exception stack(0xeb579fb0 to 0xeb579ff8) [ 1337.794176][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1337.794225][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.794277][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.794308][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1337.794330][ T32] r4:85102fc0 [ 1337.794842][ T32] INFO: task kworker/1:224:4983 is blocked on a mutex likely owned by task kworker/0:314:3957. [ 1337.794919][ T32] task:kworker/0:314 state:R running task stack:0 pid:3957 tgid:3957 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.794981][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.795050][ T32] Call trace: [ 1337.795084][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1337.795188][ T32] r10:8280c9b4 r9:84b7a400 r8:80200be4 r7:e08cdd54 r6:ffffffff r5:84b7a400 [ 1337.795216][ T32] r4:00000000 [ 1337.795235][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.795274][ T32] Exception stack(0xe08cdd20 to 0xe08cdd68) [ 1337.795303][ T32] dd20: c0852000 e069b000 00000001 80239b98 7f323000 00000001 82ac11c4 82ac05a0 [ 1337.795331][ T32] dd40: 7f323000 e069b000 8280c9b4 e08cdd9c e08cdda0 e08cdd70 80230ad4 80239bb0 [ 1337.795377][ T32] dd60: 80050013 ffffffff [ 1337.795403][ T32] r5:80050013 r4:80239bb0 [ 1337.795423][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1337.795508][ T32] r4:82ac11e4 [ 1337.795532][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.795574][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08cddc0 r5:e08cde08 [ 1337.795596][ T32] r4:e08cddc0 [ 1337.795621][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1337.795663][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9a40 [ 1337.795684][ T32] r4:00000000 [ 1337.795724][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1337.795771][ T32] r9:83018005 r8:84b7a400 r7:00000000 r6:83018000 r5:00001000 r4:7f09b000 [ 1337.795826][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1337.795871][ T32] r5:00001000 r4:e06d3000 [ 1337.795902][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1337.795952][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.795994][ T32] r5:85073f8c r4:85073c00 [ 1337.796013][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1337.796053][ T32] r7:dddced40 r6:83018000 r5:85073f8c r4:84b0bc80 [ 1337.796079][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1337.796135][ T32] r10:61c88647 r9:84b7a400 r8:84b0bcac r7:82804d40 r6:dddced40 r5:dddced60 [ 1337.796157][ T32] r4:84b0bc80 [ 1337.796199][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1337.796299][ T32] r10:00000000 r9:84b0bc80 r8:8027ecf4 r7:e08b1e60 r6:85024480 r5:84b7a400 [ 1337.796326][ T32] r4:00000001 [ 1337.796370][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.796413][ T32] Exception stack(0xe08cdfb0 to 0xe08cdff8) [ 1337.796441][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1337.796469][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.796494][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.796532][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1337.796556][ T32] r4:850d97c0 [ 1337.796588][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.796619][ T32] INFO: task kworker/1:225:4986 blocked for more than 464 seconds. [ 1337.796647][ T32] Not tainted 6.15.0-syzkaller #0 [ 1337.796670][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.796690][ T32] task:kworker/1:225 state:D stack:0 pid:4986 tgid:4986 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.796733][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.796819][ T32] Call trace: [ 1337.796848][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1337.796893][ T32] r10:829189c0 r9:eb57dd84 r8:00000002 r7:60000113 r6:eb57dd8c r5:85312400 ** 4 printk messages dropped ** [ 1337.797110][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.797159][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb57de08 ** 5 printk messages dropped ** [ 1337.797373][ T32] r4:00000000 [ 1337.797415][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1337.797490][ T32] r9:83018205 r8:85312400 r7:00000000 r6:83018200 r5:00001000 r4:7f091000 [ 1337.797538][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1337.797599][ T32] r5:00001000 r4:eb2e1000 [ 1337.797623][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1337.797662][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.797708][ T32] r5:853dfb8c r4:853df800 [ 1337.797727][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1337.797770][ T32] r7:ddde2d40 r6:83018200 r5:853dfb8c r4:8540de80 [ 1337.797848][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1337.797918][ T32] r10:61c88647 r9:85312400 r8:8540deac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1337.797943][ T32] r4:8540de80 [ 1337.797962][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1337.798004][ T32] r10:00000000 r9:8540de80 r8:8027ecf4 r7:eb575e60 r6:8540df00 r5:85312400 [ 1337.798024][ T32] r4:00000001 [ 1337.798102][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.798140][ T32] Exception stack(0xeb57dfb0 to 0xeb57dff8) [ 1337.798166][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1337.798193][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.798219][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.798267][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1337.798292][ T32] r4:8498b040 [ 1337.798709][ T32] INFO: task kworker/1:225:4986 is blocked on a mutex likely owned by task kworker/0:314:3957. [ 1337.798766][ T32] task:kworker/0:314 state:R running task stack:0 pid:3957 tgid:3957 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.798825][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.798899][ T32] Call trace: [ 1337.798955][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1337.799003][ T32] r10:8280c9b4 r9:84b7a400 r8:80200be4 r7:e08cdd54 r6:ffffffff r5:84b7a400 [ 1337.799025][ T32] r4:00000000 [ 1337.799053][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 3 printk messages dropped ** [ 1337.799208][ T32] dd60: 80050013 ffffffff ** 7 printk messages dropped ** [ 1337.799488][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9a40 ** 9 printk messages dropped ** [ 1337.799831][ T32] r7:dddced40 r6:83018000 r5:85073f8c r4:84b0bc80 ** 7 printk messages dropped ** [ 1337.800147][ T32] Exception stack(0xe08cdfb0 to 0xe08cdff8) ** 6 printk messages dropped ** [ 1337.800359][ T32] INFO: task kworker/1:226:4988 blocked for more than 464 seconds. ** 9 printk messages dropped ** [ 1337.822563][ T32] r5:85313000 r4:829189bc ** 1 printk messages dropped ** [ 1337.822628][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) ** 3 printk messages dropped ** [ 1337.822776][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1337.823144][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1337.823498][ T32] Exception stack(0xeb581fb0 to 0xeb581ff8) ** 7 printk messages dropped ** [ 1337.824367][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1337.824671][ T32] dd40: 7f323000 e069b000 8280c9b4 e08cdd9c e08cdda0 e08cdd70 80230ad4 80239bb0 ** 10 printk messages dropped ** [ 1337.825028][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) ** 10 printk messages dropped ** [ 1337.825430][ T32] r4:84b0bc80 ** 6 printk messages dropped ** [ 1337.825649][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1337.825894][ T32] task:kworker/1:227 state:D stack:0 pid:4990 tgid:4990 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1337.826204][ T32] r5:85313c00 r4:829189bc [ 1337.826236][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.826278][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.826323][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb585e08 [ 1337.826344][ T32] r4:00000000 [ 1337.826372][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1337.826412][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1337.826449][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1337.826489][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8498b680 [ 1337.826510][ T32] r4:00000000 [ 1337.826528][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1337.826570][ T32] r9:83018205 r8:85313c00 r7:00000000 r6:83018200 r5:00001000 r4:7f095000 [ 1337.826600][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1337.826643][ T32] r5:00001000 r4:eb329000 [ 1337.826663][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1337.826709][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.826750][ T32] r5:853e438c r4:853e4000 [ 1337.826770][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1337.826810][ T32] r7:ddde2d40 r6:83018200 r5:853e438c r4:84a79080 [ 1337.826853][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1337.826900][ T32] r10:61c88647 r9:85313c00 r8:84a790ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1337.826922][ T32] r4:84a79080 [ 1337.826961][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1337.827012][ T32] r10:00000000 r9:84a79080 r8:8027ecf4 r7:eb581e60 r6:84a79100 r5:85313c00 [ 1337.827087][ T32] r4:00000001 [ 1337.827143][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.827179][ T32] Exception stack(0xeb585fb0 to 0xeb585ff8) [ 1337.827215][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1337.827246][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.827272][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.827319][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1337.827361][ T32] r4:8498b280 [ 1337.827771][ T32] INFO: task kworker/1:227:4990 is blocked on a mutex likely owned by task kworker/0:314:3957. [ 1337.827808][ T32] task:kworker/0:314 state:R running task stack:0 pid:3957 tgid:3957 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.827883][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.827952][ T32] Call trace: [ 1337.827981][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1337.828048][ T32] r10:8280c9b4 r9:84b7a400 r8:80200be4 r7:e08cdd54 r6:ffffffff r5:84b7a400 [ 1337.828074][ T32] r4:00000000 [ 1337.828093][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.828139][ T32] Exception stack(0xe08cdd20 to 0xe08cdd68) [ 1337.828168][ T32] dd20: c0d3a000 e069b000 00000001 80239b98 7f323000 00000001 82ac11c4 82ac05a0 [ 1337.828197][ T32] dd40: 7f323000 e069b000 8280c9b4 e08cdd9c e08cdda0 e08cdd70 80230ad4 80239bb0 [ 1337.828220][ T32] dd60: 80050013 ffffffff [ 1337.828262][ T32] r5:80050013 r4:80239bb0 [ 1337.828285][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1337.828335][ T32] r4:82ac11e4 [ 1337.828358][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.828399][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08cddc0 r5:e08cde08 [ 1337.828501][ T32] r4:e08cddc0 [ 1337.828524][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1337.828580][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9a40 [ 1337.828605][ T32] r4:00000000 [ 1337.828647][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1337.828700][ T32] r9:83018005 r8:84b7a400 r7:00000000 r6:83018000 r5:00001000 r4:7f09b000 [ 1337.828724][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1337.828765][ T32] r5:00001000 r4:e06d3000 [ 1337.828793][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1337.828835][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.828873][ T32] r5:85073f8c r4:85073c00 [ 1337.828891][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1337.828931][ T32] r7:dddced40 r6:83018000 r5:85073f8c r4:84b0bc80 [ 1337.828950][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1337.829005][ T32] r10:61c88647 r9:84b7a400 r8:84b0bcac r7:82804d40 r6:dddced40 r5:dddced60 [ 1337.829038][ T32] r4:84b0bc80 ** 1 printk messages dropped ** [ 1337.829120][ T32] r10:00000000 r9:84b0bc80 r8:8027ecf4 r7:e08b1e60 r6:85024480 r5:84b7a400 ** 9 printk messages dropped ** [ 1337.829389][ T32] INFO: task kworker/1:228:4991 blocked for more than 464 seconds. ** 10 printk messages dropped ** [ 1337.829796][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.829839][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) ** 3 printk messages dropped ** [ 1337.829962][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1337.830317][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 9 printk messages dropped ** [ 1337.861335][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 8 printk messages dropped ** [ 1337.862371][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1337.862789][ T32] dd40: 7f323000 e069b000 8280c9b4 e08cdd9c e08cdda0 e08cdd70 80230ad4 80239bb0 ** 10 printk messages dropped ** [ 1337.863182][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) ** 4 printk messages dropped ** [ 1337.863455][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.863519][ T32] r5:85073f8c r4:85073c00 [ 1337.863543][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1337.863588][ T32] r7:dddced40 r6:83018000 r5:85073f8c r4:84b0bc80 [ 1337.863609][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1337.863653][ T32] r10:61c88647 r9:84b7a400 r8:84b0bcac r7:82804d40 r6:dddced40 r5:dddced60 [ 1337.863695][ T32] r4:84b0bc80 [ 1337.863722][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1337.863789][ T32] r10:00000000 r9:84b0bc80 r8:8027ecf4 r7:e08b1e60 r6:85024480 r5:84b7a400 [ 1337.863853][ T32] r4:00000001 [ 1337.863875][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.863931][ T32] Exception stack(0xe08cdfb0 to 0xe08cdff8) [ 1337.863963][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1337.864018][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.864071][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.864107][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1337.864131][ T32] r4:850d97c0 [ 1337.864154][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.864228][ T32] INFO: task kworker/1:229:4997 blocked for more than 464 seconds. [ 1337.864266][ T32] Not tainted 6.15.0-syzkaller #0 [ 1337.864327][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.864361][ T32] task:kworker/1:229 state:D stack:0 pid:4997 tgid:4997 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 8 printk messages dropped ** [ 1337.864842][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.864906][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb589e08 ** 2 printk messages dropped ** [ 1337.865007][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1337.865451][ T32] r5:853e4b8c r4:853e4800 ** 3 printk messages dropped ** [ 1337.865578][ T32] r10:61c88647 r9:85315400 r8:84a792ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 10 printk messages dropped ** [ 1337.866113][ T32] r4:8498b700 ** 2 printk messages dropped ** [ 1337.866670][ T32] Workqueue: events bpf_prog_free_deferred ** 11 printk messages dropped ** [ 1337.867198][ T32] r4:82ac11e4 ** 4 printk messages dropped ** [ 1337.867394][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9a40 ** 10 printk messages dropped ** [ 1337.867828][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) ** 10 printk messages dropped ** [ 1337.868304][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 10 printk messages dropped ** [ 1337.868844][ T32] r4:85316000 ** 3 printk messages dropped ** [ 1337.868988][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) ** 1 printk messages dropped ** [ 1337.869054][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1337.869255][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8498bb40 ** 9 printk messages dropped ** [ 1337.869624][ T32] r7:ddde2d40 r6:83018200 r5:853e4f8c r4:84a79380 ** 7 printk messages dropped ** [ 1337.870067][ T32] Exception stack(0xeb58dfb0 to 0xeb58dff8) ** 7 printk messages dropped ** [ 1337.891278][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1337.891576][ T32] Exception stack(0xe08cdd20 to 0xe08cdd68) [ 1337.891606][ T32] dd20: c1f1c000 e069b000 00000001 80239b98 7f323000 00000001 82ac11c4 82ac05a0 [ 1337.891634][ T32] dd40: 7f323000 e069b000 8280c9b4 e08cdd9c e08cdda0 e08cdd70 80230ad4 80239bb0 [ 1337.891679][ T32] dd60: 80050013 ffffffff [ 1337.891727][ T32] r5:80050013 r4:80239bb0 [ 1337.891758][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1337.891818][ T32] r4:82ac11e4 [ 1337.891857][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.891921][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08cddc0 r5:e08cde08 [ 1337.891975][ T32] r4:e08cddc0 [ 1337.891997][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1337.892060][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9a40 [ 1337.892084][ T32] r4:00000000 [ 1337.892131][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1337.892178][ T32] r9:83018005 r8:84b7a400 r7:00000000 r6:83018000 r5:00001000 r4:7f09b000 [ 1337.892217][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1337.892262][ T32] r5:00001000 r4:e06d3000 [ 1337.892285][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1337.892349][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.892415][ T32] r5:85073f8c r4:85073c00 [ 1337.892438][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1337.892483][ T32] r7:dddced40 r6:83018000 r5:85073f8c r4:84b0bc80 [ 1337.892504][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1337.892548][ T32] r10:61c88647 r9:84b7a400 r8:84b0bcac r7:82804d40 r6:dddced40 r5:dddced60 [ 1337.892589][ T32] r4:84b0bc80 [ 1337.892612][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1337.892657][ T32] r10:00000000 r9:84b0bc80 r8:8027ecf4 r7:e08b1e60 r6:85024480 r5:84b7a400 [ 1337.892699][ T32] r4:00000001 [ 1337.892743][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.892796][ T32] Exception stack(0xe08cdfb0 to 0xe08cdff8) [ 1337.892825][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1337.892852][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.892917][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.892970][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1337.892995][ T32] r4:850d97c0 [ 1337.893027][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.893082][ T32] INFO: task kworker/1:231:5000 blocked for more than 464 seconds. [ 1337.893155][ T32] Not tainted 6.15.0-syzkaller #0 [ 1337.893206][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.893230][ T32] task:kworker/1:231 state:D stack:0 pid:5000 tgid:5000 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.893298][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.893338][ T32] Call trace: [ 1337.893435][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1337.893483][ T32] r10:829189c0 r9:eb591d84 r8:00000002 r7:60000113 r6:eb591d8c r5:85316c00 [ 1337.893530][ T32] r4:85316c00 [ 1337.893553][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1337.893594][ T32] r5:85316c00 r4:829189bc [ 1337.893612][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.893651][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.893696][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb591e08 [ 1337.893718][ T32] r4:00000000 [ 1337.893765][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1337.893827][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1337.893866][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1337.893906][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8498b740 [ 1337.893928][ T32] r4:00000000 [ 1337.893979][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1337.894025][ T32] r9:83018205 r8:85316c00 r7:00000000 r6:83018200 r5:00001000 r4:7f031000 [ 1337.894046][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1337.894107][ T32] r5:00001000 r4:e0639000 [ 1337.894133][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1337.894201][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.894266][ T32] r5:85498f8c r4:85498c00 [ 1337.894297][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1337.894372][ T32] r7:ddde2d40 r6:83018200 r5:85498f8c r4:84a79480 [ 1337.894401][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1337.894445][ T32] r10:61c88647 r9:85316c00 r8:84a794ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1337.894487][ T32] r4:84a79480 [ 1337.894510][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1337.894574][ T32] r10:00000000 r9:84a79480 r8:8027ecf4 r7:eb58de60 r6:84a79500 r5:85316c00 ** 6 printk messages dropped ** [ 1337.894862][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 9 printk messages dropped ** [ 1337.896073][ T32] Exception stack(0xe08cdd20 to 0xe08cdd68) ** 8 printk messages dropped ** [ 1337.896463][ T32] r4:e08cddc0 ** 5 printk messages dropped ** [ 1337.896827][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) ** 10 printk messages dropped ** [ 1337.897256][ T32] r10:00000000 r9:84b0bc80 r8:8027ecf4 r7:e08b1e60 r6:85024480 r5:84b7a400 ** 9 printk messages dropped ** [ 1337.897619][ T32] INFO: task kworker/1:232:5001 blocked for more than 464 seconds. ** 9 printk messages dropped ** [ 1337.898002][ T32] r5:854c8000 r4:829189bc [ 1337.898032][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1337.898212][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1337.898304][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) ** 9 printk messages dropped ** [ 1337.898741][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) ** 1 printk messages dropped ** [ 1337.898805][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1337.898849][ T32] r10:61c88647 r9:854c8000 r8:84a795ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1337.898870][ T32] r4:84a79580 [ 1337.898888][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1337.898961][ T32] r10:00000000 r9:84a79580 r8:8027ecf4 r7:eb58de60 r6:84a79600 r5:854c8000 [ 1337.898986][ T32] r4:00000001 [ 1337.899014][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.899074][ T32] Exception stack(0xeb0f5fb0 to 0xeb0f5ff8) [ 1337.899178][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1337.899217][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.899243][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.899270][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1337.899313][ T32] r4:8498b9c0 [ 1337.899683][ T32] INFO: task kworker/1:232:5001 is blocked on a mutex likely owned by task kworker/0:314:3957. [ 1337.899738][ T32] task:kworker/0:314 state:R running task stack:0 pid:3957 tgid:3957 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.899830][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.899940][ T32] Call trace: [ 1337.900017][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1337.900094][ T32] r10:8280c9b4 r9:84b7a400 r8:80200be4 r7:e08cdd54 r6:ffffffff r5:84b7a400 [ 1337.900124][ T32] r4:00000000 [ 1337.900143][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.900181][ T32] Exception stack(0xe08cdd20 to 0xe08cdd68) [ 1337.900235][ T32] dd20: c1f1c000 e069b000 00000001 80239b98 7f323000 00000001 82ac11c4 82ac05a0 [ 1337.900271][ T32] dd40: 7f323000 e069b000 8280c9b4 e08cdd9c e08cdda0 e08cdd70 80230ad4 80239bb0 [ 1337.900311][ T32] dd60: 80050013 ffffffff [ 1337.900342][ T32] r5:80050013 r4:80239bb0 [ 1337.900363][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1337.900441][ T32] r4:82ac11e4 [ 1337.900517][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.925445][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08cddc0 r5:e08cde08 [ 1337.925492][ T32] r4:e08cddc0 [ 1337.925514][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1337.925579][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9a40 [ 1337.925630][ T32] r4:00000000 [ 1337.925685][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1337.925736][ T32] r9:83018005 r8:84b7a400 r7:00000000 r6:83018000 r5:00001000 r4:7f09b000 [ 1337.925759][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1337.925822][ T32] r5:00001000 r4:e06d3000 [ 1337.925845][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1337.925886][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.925955][ T32] r5:85073f8c r4:85073c00 [ 1337.926028][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1337.926076][ T32] r7:dddced40 r6:83018000 r5:85073f8c r4:84b0bc80 [ 1337.926103][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1337.926205][ T32] r10:61c88647 r9:84b7a400 r8:84b0bcac r7:82804d40 r6:dddced40 r5:dddced60 [ 1337.926231][ T32] r4:84b0bc80 [ 1337.926271][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1337.926319][ T32] r10:00000000 r9:84b0bc80 r8:8027ecf4 r7:e08b1e60 r6:85024480 r5:84b7a400 [ 1337.926341][ T32] r4:00000001 [ 1337.926390][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.926431][ T32] Exception stack(0xe08cdfb0 to 0xe08cdff8) [ 1337.926494][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1337.926525][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.926579][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.926648][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1337.926718][ T32] r4:850d97c0 [ 1337.926745][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.926830][ T32] INFO: task kworker/1:233:5003 blocked for more than 464 seconds. [ 1337.926870][ T32] Not tainted 6.15.0-syzkaller #0 [ 1337.926920][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 6 printk messages dropped ** [ 1337.927263][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) ** 1 printk messages dropped ** [ 1337.927371][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.927451][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.927500][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb595e08 [ 1337.927522][ T32] r4:00000000 [ 1337.927540][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1337.927576][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1337.927613][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1337.927720][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8498bd40 [ 1337.927773][ T32] r4:00000000 [ 1337.927795][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1337.927867][ T32] r9:83018205 r8:854c8c00 r7:00000000 r6:83018200 r5:00001000 r4:7f035000 [ 1337.927924][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1337.928009][ T32] r5:00001000 r4:e494d000 [ 1337.928031][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1337.928069][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.928112][ T32] r5:853e538c r4:853e5000 [ 1337.928131][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1337.928171][ T32] r7:ddde2d40 r6:83018200 r5:853e538c r4:84a79680 [ 1337.928221][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1337.928351][ T32] r10:61c88647 r9:854c8c00 r8:84a796ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1337.928408][ T32] r4:84a79680 [ 1337.928477][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1337.928523][ T32] r10:00000000 r9:84a79680 r8:8027ecf4 r7:eb0f5e60 r6:84a79700 r5:854c8c00 ** 2 printk messages dropped ** [ 1337.928598][ T32] Exception stack(0xeb595fb0 to 0xeb595ff8) ** 6 printk messages dropped ** [ 1337.929363][ T32] task:kworker/0:314 state:R running task stack:0 pid:3957 tgid:3957 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 15 printk messages dropped ** [ 1337.930143][ T32] r4:e08cddc0 ** 5 printk messages dropped ** [ 1337.930438][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) ** 10 printk messages dropped ** [ 1337.940360][ T32] r10:00000000 r9:84b0bc80 r8:8027ecf4 r7:e08b1e60 r6:85024480 r5:84b7a400 ** 10 printk messages dropped ** [ 1337.941173][ T32] Not tainted 6.15.0-syzkaller #0 ** 7 printk messages dropped ** [ 1337.941652][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) ** 1 printk messages dropped ** [ 1337.941746][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 5 printk messages dropped ** [ 1337.942076][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) ** 10 printk messages dropped ** [ 1337.942623][ T32] r7:dddced40 r6:83018000 r5:8549938c r4:85397c00 ** 5 printk messages dropped ** [ 1337.942894][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1337.943354][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 9 printk messages dropped ** [ 1337.944482][ T32] Exception stack(0xe08cdd20 to 0xe08cdd68) ** 8 printk messages dropped ** [ 1337.944873][ T32] r4:e08cddc0 ** 4 printk messages dropped ** [ 1337.945017][ T32] r9:83018005 r8:84b7a400 r7:00000000 r6:83018000 r5:00001000 r4:7f09b000 [ 1337.945038][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1337.945076][ T32] r5:00001000 r4:e06d3000 [ 1337.945124][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1337.945168][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.945240][ T32] r5:85073f8c r4:85073c00 [ 1337.945263][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1337.945340][ T32] r7:dddced40 r6:83018000 r5:85073f8c r4:84b0bc80 [ 1337.945365][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1337.945410][ T32] r10:61c88647 r9:84b7a400 r8:84b0bcac r7:82804d40 r6:dddced40 r5:dddced60 [ 1337.945431][ T32] r4:84b0bc80 [ 1337.945449][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1337.945530][ T32] r10:00000000 r9:84b0bc80 r8:8027ecf4 r7:e08b1e60 r6:85024480 r5:84b7a400 [ 1337.945558][ T32] r4:00000001 [ 1337.945577][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.945636][ T32] Exception stack(0xe08cdfb0 to 0xe08cdff8) [ 1337.945664][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1337.945692][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.945775][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.945808][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1337.945829][ T32] r4:850d97c0 [ 1337.945848][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.945895][ T32] INFO: task kworker/1:234:5007 blocked for more than 464 seconds. [ 1337.945955][ T32] Not tainted 6.15.0-syzkaller #0 [ 1337.945985][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.946006][ T32] task:kworker/1:234 state:D stack:0 pid:5007 tgid:5007 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.946195][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.946278][ T32] Call trace: [ 1337.946357][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1337.946432][ T32] r10:829189c0 r9:eb59dd84 r8:00000002 r7:60000113 r6:eb59dd8c r5:854ca400 [ 1337.946475][ T32] r4:854ca400 [ 1337.946496][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1337.946536][ T32] r5:854ca400 r4:829189bc [ 1337.946555][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.946592][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.946672][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb59de08 [ 1337.946700][ T32] r4:00000000 [ 1337.946747][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1337.946788][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1337.946824][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1337.946864][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8498bfc0 [ 1337.946885][ T32] r4:00000000 [ 1337.946903][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1337.946946][ T32] r9:83018205 r8:854ca400 r7:00000000 r6:83018200 r5:00001000 r4:7f039000 [ 1337.947008][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1337.947050][ T32] r5:00001000 r4:eacb1000 [ 1337.947069][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1337.947141][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.947201][ T32] r5:853e5b8c r4:853e5800 ** 3 printk messages dropped ** [ 1337.947345][ T32] r10:61c88647 r9:854ca400 r8:84a7982c r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 9 printk messages dropped ** [ 1337.947682][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 9 printk messages dropped ** [ 1337.948496][ T32] Exception stack(0xe08cdd20 to 0xe08cdd68) ** 8 printk messages dropped ** [ 1337.948858][ T32] r4:e08cddc0 ** 2 printk messages dropped ** [ 1337.948969][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1337.949273][ T32] r5:85073f8c r4:85073c00 ** 6 printk messages dropped ** [ 1337.949637][ T32] r10:00000000 r9:84b0bc80 r8:8027ecf4 r7:e08b1e60 r6:85024480 r5:84b7a400 ** 8 printk messages dropped ** [ 1337.949864][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 11 printk messages dropped ** [ 1337.950334][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.950405][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.950452][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb5a5e08 [ 1337.950535][ T32] r4:00000000 [ 1337.974754][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1337.974841][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1337.974883][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1337.974927][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a6c3c0 [ 1337.974951][ T32] r4:00000000 [ 1337.975042][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1337.975090][ T32] r9:83018205 r8:854cb000 r7:00000000 r6:83018200 r5:00001000 r4:7f031000 [ 1337.975140][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1337.975188][ T32] r5:00001000 r4:e08dd000 [ 1337.975207][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1337.975250][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.975290][ T32] r5:853e738c r4:853e7000 [ 1337.975310][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1337.975352][ T32] r7:ddde2d40 r6:83018200 r5:853e738c r4:84a79900 [ 1337.975372][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1337.975430][ T32] r10:61c88647 r9:854cb000 r8:84a7992c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1337.975464][ T32] r4:84a79900 [ 1337.975486][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1337.975530][ T32] r10:00000000 r9:84a79900 r8:8027ecf4 r7:eb59de60 r6:84a79980 r5:854cb000 [ 1337.975551][ T32] r4:00000001 [ 1337.975589][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.975630][ T32] Exception stack(0xeb5a5fb0 to 0xeb5a5ff8) [ 1337.975661][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1337.975708][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.975748][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.975780][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1337.975802][ T32] r4:8498be00 [ 1337.976333][ T32] INFO: task kworker/1:235:5009 is blocked on a mutex likely owned by task kworker/0:314:3957. [ 1337.976395][ T32] task:kworker/0:314 state:R running task stack:0 pid:3957 tgid:3957 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.976470][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.976518][ T32] Call trace: [ 1337.976548][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1337.976611][ T32] r10:8280c9b4 r9:84b7a400 r8:80200be4 r7:e08cdd54 r6:ffffffff r5:84b7a400 [ 1337.976649][ T32] r4:00000000 [ 1337.976676][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.976717][ T32] Exception stack(0xe08cdd20 to 0xe08cdd68) [ 1337.976745][ T32] dd20: c2e54000 e069b000 00000001 80239b98 7f323000 00000001 82ac11c4 82ac05a0 [ 1337.976774][ T32] dd40: 7f323000 e069b000 8280c9b4 e08cdd9c e08cdda0 e08cdd70 80230ad4 80239bb0 [ 1337.976797][ T32] dd60: 80050013 ffffffff ** 5 printk messages dropped ** [ 1337.977044][ T32] r4:e08cddc0 ** 2 printk messages dropped ** [ 1337.977197][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1337.977505][ T32] r5:85073f8c r4:85073c00 ** 6 printk messages dropped ** [ 1337.977768][ T32] r10:00000000 r9:84b0bc80 r8:8027ecf4 r7:e08b1e60 r6:85024480 r5:84b7a400 ** 10 printk messages dropped ** [ 1337.978159][ T32] Not tainted 6.15.0-syzkaller #0 ** 7 printk messages dropped ** [ 1337.978591][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) ** 1 printk messages dropped ** [ 1337.978672][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 5 printk messages dropped ** [ 1337.978868][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) ** 9 printk messages dropped ** [ 1337.979218][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) ** 9 printk messages dropped ** [ 1337.979526][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1337.979553][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.979578][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.979606][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1337.979656][ T32] r4:8540f8c0 [ 1337.980029][ T32] INFO: task kworker/1:236:5010 is blocked on a mutex likely owned by task kworker/0:314:3957. [ 1337.980083][ T32] task:kworker/0:314 state:R running task stack:0 pid:3957 tgid:3957 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.980152][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.980194][ T32] Call trace: [ 1337.980223][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1337.980269][ T32] r10:8280c9b4 r9:84b7a400 r8:80200be4 r7:e08cdd54 r6:ffffffff r5:84b7a400 [ 1337.980312][ T32] r4:00000000 [ 1337.980334][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.980405][ T32] Exception stack(0xe08cdd20 to 0xe08cdd68) [ 1337.980437][ T32] dd20: c2e54000 e069b000 00000001 80239b98 7f323000 00000001 82ac11c4 82ac05a0 [ 1337.980465][ T32] dd40: 7f323000 e069b000 8280c9b4 e08cdd9c e08cdda0 e08cdd70 80230ad4 80239bb0 [ 1337.980498][ T32] dd60: 80050013 ffffffff [ 1337.980581][ T32] r5:80050013 r4:80239bb0 [ 1337.996675][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1337.996764][ T32] r4:82ac11e4 [ 1337.996787][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.996831][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08cddc0 r5:e08cde08 [ 1337.996854][ T32] r4:e08cddc0 [ 1337.996886][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1337.996932][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9a40 [ 1337.996954][ T32] r4:00000000 [ 1337.996993][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1337.997038][ T32] r9:83018005 r8:84b7a400 r7:00000000 r6:83018000 r5:00001000 r4:7f09b000 [ 1337.997059][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1337.997118][ T32] r5:00001000 r4:e06d3000 [ 1337.997144][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1337.997186][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.997225][ T32] r5:85073f8c r4:85073c00 [ 1337.997245][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1337.997299][ T32] r7:dddced40 r6:83018000 r5:85073f8c r4:84b0bc80 [ 1337.997344][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1337.997414][ T32] r10:61c88647 r9:84b7a400 r8:84b0bcac r7:82804d40 r6:dddced40 r5:dddced60 [ 1337.997451][ T32] r4:84b0bc80 [ 1337.997474][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1337.997519][ T32] r10:00000000 r9:84b0bc80 r8:8027ecf4 r7:e08b1e60 r6:85024480 r5:84b7a400 ** 5 printk messages dropped ** [ 1337.997756][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1337.998064][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1337.998367][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.998412][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) ** 4 printk messages dropped ** [ 1337.998642][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) ** 8 printk messages dropped ** [ 1337.999056][ T32] r5:85499f8c r4:85499c00 [ 1337.999102][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1337.999202][ T32] r7:dddced40 r6:83018000 r5:85499f8c r4:85397c80 [ 1337.999227][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1337.999289][ T32] r10:61c88647 r9:854cd400 r8:85397cac r7:82804d40 r6:dddced40 r5:dddced60 [ 1337.999322][ T32] r4:85397c80 [ 1337.999382][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1337.999451][ T32] r10:00000000 r9:85397c80 r8:8027ecf4 r7:eb48de60 r6:84a79b00 r5:854cd400 [ 1337.999476][ T32] r4:00000001 [ 1337.999495][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.999550][ T32] Exception stack(0xeb5b1fb0 to 0xeb5b1ff8) [ 1337.999600][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1337.999630][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.999656][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.999683][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1337.999707][ T32] r4:84655b40 [ 1338.000260][ T32] INFO: task kworker/0:702:5013 is blocked on a mutex likely owned by task kworker/0:314:3957. [ 1338.000309][ T32] task:kworker/0:314 state:R running task stack:0 pid:3957 tgid:3957 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.000370][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.000462][ T32] Call trace: [ 1338.000494][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1338.013275][ T32] r10:8280c9b4 r9:84b7a400 r8:80200be4 r7:e08cdd54 r6:ffffffff r5:84b7a400 [ 1338.013341][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1338.013556][ T32] dd40: 7f323000 e069b000 8280c9b4 e08cdd9c e08cdda0 e08cdd70 80230ad4 80239bb0 ** 8 printk messages dropped ** [ 1338.013923][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9a40 ** 11 printk messages dropped ** [ 1338.014458][ T32] r10:61c88647 r9:84b7a400 r8:84b0bcac r7:82804d40 r6:dddced40 r5:dddced60 ** 8 printk messages dropped ** [ 1338.014785][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 10 printk messages dropped ** [ 1338.015358][ T32] r10:829189c0 r9:eb5b9d84 r8:00000002 r7:60000013 r6:eb5b9d8c r5:854cec00 ** 3 printk messages dropped ** [ 1338.015562][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1338.015698][ T32] r4:00000000 ** 7 printk messages dropped ** [ 1338.015971][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) ** 7 printk messages dropped ** [ 1338.016324][ T32] r10:61c88647 r9:854cec00 r8:85397d2c r7:82804d40 r6:dddced40 r5:dddced60 ** 10 printk messages dropped ** [ 1338.016712][ T32] r4:84655ec0 ** 3 printk messages dropped ** [ 1338.017406][ T32] Call trace: ** 7 printk messages dropped ** [ 1338.017712][ T32] dd60: 80050013 ffffffff ** 5 printk messages dropped ** [ 1338.017975][ T32] r4:e08cddc0 ** 5 printk messages dropped ** [ 1338.018193][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) ** 12 printk messages dropped ** [ 1338.018774][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 9 printk messages dropped ** [ 1338.019147][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 8 printk messages dropped ** [ 1338.019567][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1338.019687][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1338.019900][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:846557c0 ** 9 printk messages dropped ** [ 1338.020335][ T32] r7:dddced40 r6:83018000 r5:8549a38c r4:85397d80 ** 7 printk messages dropped ** [ 1338.034850][ T32] Exception stack(0xeb5c1fb0 to 0xeb5c1ff8) ** 6 printk messages dropped ** [ 1338.035573][ T32] task:kworker/0:314 state:R running task stack:0 pid:3957 tgid:3957 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.035646][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.035706][ T32] Call trace: [ 1338.035766][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1338.035841][ T32] r10:8280c9b4 r9:84b7a400 r8:80200be4 r7:e08cdd54 r6:ffffffff r5:84b7a400 [ 1338.035868][ T32] r4:00000000 [ 1338.035909][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.035977][ T32] Exception stack(0xe08cdd20 to 0xe08cdd68) [ 1338.036022][ T32] dd20: c3a2b000 e069b000 00000001 80239b98 7f323000 00000001 82ac11c4 82ac05a0 [ 1338.036075][ T32] dd40: 7f323000 e069b000 8280c9b4 e08cdd9c e08cdda0 e08cdd70 80230ad4 80239bb0 [ 1338.036129][ T32] dd60: 80050013 ffffffff [ 1338.036187][ T32] r5:80050013 r4:80239bb0 [ 1338.036250][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1338.036296][ T32] r4:82ac11e4 [ 1338.036347][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.036403][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08cddc0 r5:e08cde08 [ 1338.036429][ T32] r4:e08cddc0 [ 1338.036448][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1338.036488][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9a40 [ 1338.036509][ T32] r4:00000000 [ 1338.036563][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1338.036611][ T32] r9:83018005 r8:84b7a400 r7:00000000 r6:83018000 r5:00001000 r4:7f09b000 [ 1338.036635][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1338.036706][ T32] r5:00001000 r4:e06d3000 [ 1338.036731][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1338.036770][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.036831][ T32] r5:85073f8c r4:85073c00 [ 1338.036857][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1338.036931][ T32] r7:dddced40 r6:83018000 r5:85073f8c r4:84b0bc80 [ 1338.036992][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1338.037071][ T32] r10:61c88647 r9:84b7a400 r8:84b0bcac r7:82804d40 r6:dddced40 r5:dddced60 [ 1338.037107][ T32] r4:84b0bc80 [ 1338.037128][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1338.037189][ T32] r10:00000000 r9:84b0bc80 r8:8027ecf4 r7:e08b1e60 r6:85024480 r5:84b7a400 [ 1338.037213][ T32] r4:00000001 [ 1338.037260][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.037313][ T32] Exception stack(0xe08cdfb0 to 0xe08cdff8) [ 1338.037351][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1338.037419][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.037448][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.037476][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1338.037498][ T32] r4:850d97c0 [ 1338.037517][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.037560][ T32] INFO: task kworker/0:705:5020 blocked for more than 464 seconds. [ 1338.037598][ T32] Not tainted 6.15.0-syzkaller #0 [ 1338.037636][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.037733][ T32] task:kworker/0:705 state:D stack:0 pid:5020 tgid:5020 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.037782][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.037878][ T32] Call trace: [ 1338.037914][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1338.037960][ T32] r10:829189c0 r9:eb5c5d84 r8:00000002 r7:60000013 r6:eb5c5d8c r5:853a9800 [ 1338.037982][ T32] r4:853a9800 [ 1338.038001][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1338.038040][ T32] r5:853a9800 r4:829189bc [ 1338.038087][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.038136][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.038180][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb5c5e08 [ 1338.038201][ T32] r4:00000000 [ 1338.038247][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1338.038290][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1338.038326][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1338.038366][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84655100 [ 1338.038388][ T32] r4:00000000 [ 1338.038406][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1338.038445][ T32] r9:83018005 r8:853a9800 r7:00000000 r6:83018000 r5:00001000 r4:7f075000 [ 1338.038495][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1338.038537][ T32] r5:00001000 r4:eb093000 [ 1338.038580][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1338.038689][ T32] r5:8549a78c r4:8549a400 ** 7 printk messages dropped ** [ 1338.039029][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1338.039185][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1338.040020][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1338.040205][ T32] r5:80050013 r4:80239bb0 ** 4 printk messages dropped ** [ 1338.040346][ T32] r4:e08cddc0 ** 6 printk messages dropped ** [ 1338.061224][ T32] r5:00001000 r4:e06d3000 ** 7 printk messages dropped ** [ 1338.061583][ T32] r4:84b0bc80 ** 4 printk messages dropped ** [ 1338.061768][ T32] Exception stack(0xe08cdfb0 to 0xe08cdff8) ** 7 printk messages dropped ** [ 1338.062049][ T32] Not tainted 6.15.0-syzkaller #0 ** 6 printk messages dropped ** [ 1338.062436][ T32] r4:853aa400 ** 2 printk messages dropped ** [ 1338.062551][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1338.062656][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1338.062989][ T32] r9:83018005 r8:853aa400 r7:00000000 r6:83018000 r5:00001000 r4:7f079000 ** 9 printk messages dropped ** [ 1338.063378][ T32] r4:85397e80 ** 6 printk messages dropped ** [ 1338.063642][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 11 printk messages dropped ** [ 1338.064634][ T32] Exception stack(0xe08cdd20 to 0xe08cdd68) ** 8 printk messages dropped ** [ 1338.065111][ T32] r4:e08cddc0 ** 4 printk messages dropped ** [ 1338.065296][ T32] r9:83018005 r8:84b7a400 r7:00000000 r6:83018000 r5:00001000 r4:7f09b000 ** 6 printk messages dropped ** [ 1338.065671][ T32] r7:dddced40 r6:83018000 r5:85073f8c r4:84b0bc80 [ 1338.065694][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1338.065739][ T32] r10:61c88647 r9:84b7a400 r8:84b0bcac r7:82804d40 r6:dddced40 r5:dddced60 [ 1338.065781][ T32] r4:84b0bc80 [ 1338.065803][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1338.065868][ T32] r10:00000000 r9:84b0bc80 r8:8027ecf4 r7:e08b1e60 r6:85024480 r5:84b7a400 [ 1338.065893][ T32] r4:00000001 [ 1338.065932][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.065969][ T32] Exception stack(0xe08cdfb0 to 0xe08cdff8) [ 1338.065995][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1338.066025][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.066053][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.066086][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1338.066159][ T32] r4:850d97c0 [ 1338.066203][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.066232][ T32] INFO: task kworker/0:707:5022 blocked for more than 464 seconds. [ 1338.066302][ T32] Not tainted 6.15.0-syzkaller #0 [ 1338.066328][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.066357][ T32] task:kworker/0:707 state:D stack:0 pid:5022 tgid:5022 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.066431][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.066497][ T32] Call trace: [ 1338.066546][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1338.066602][ T32] r10:829189c0 r9:eb5cdd84 r8:00000002 r7:60000013 r6:eb5cdd8c r5:853ab000 [ 1338.066627][ T32] r4:853ab000 [ 1338.066668][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1338.066738][ T32] r5:853ab000 r4:829189bc [ 1338.066765][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.066806][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.066851][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb5cde08 [ 1338.066874][ T32] r4:00000000 [ 1338.066916][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1338.066957][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1338.067061][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1338.067145][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853927c0 [ 1338.067170][ T32] r4:00000000 [ 1338.067218][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1338.067270][ T32] r9:83018005 r8:853ab000 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 1338.067291][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1338.067343][ T32] r5:00001000 r4:eb2bb000 [ 1338.067387][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1338.067437][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.067478][ T32] r5:8549bf8c r4:8549bc00 [ 1338.067497][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1338.067568][ T32] r7:dddced40 r6:83018000 r5:8549bf8c r4:85397f00 [ 1338.067593][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1338.067678][ T32] r10:61c88647 r9:853ab000 r8:85397f2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1338.067703][ T32] r4:85397f00 [ 1338.067721][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1338.067788][ T32] r10:00000000 r9:85397f00 r8:8027ecf4 r7:eb5c9e60 r6:84a79d80 r5:853ab000 [ 1338.067812][ T32] r4:00000001 [ 1338.067830][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.067863][ T32] Exception stack(0xeb5cdfb0 to 0xeb5cdff8) [ 1338.067888][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1338.067915][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.067995][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.068082][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1338.068112][ T32] r4:84655240 [ 1338.068509][ T32] INFO: task kworker/0:707:5022 is blocked on a mutex likely owned by task kworker/0:314:3957. [ 1338.068555][ T32] task:kworker/0:314 state:R running task stack:0 pid:3957 tgid:3957 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.068650][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.068726][ T32] Call trace: [ 1338.068779][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1338.068831][ T32] r10:8280c9b4 r9:84b7a400 r8:80200be4 r7:e08cdd54 r6:ffffffff r5:84b7a400 [ 1338.068853][ T32] r4:00000000 [ 1338.068905][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.068946][ T32] Exception stack(0xe08cdd20 to 0xe08cdd68) [ 1338.068974][ T32] dd20: c40a2000 e069b000 00000001 80239b98 7f323000 00000001 82ac11c4 82ac05a0 [ 1338.069002][ T32] dd40: 7f323000 e069b000 8280c9b4 e08cdd9c e08cdda0 e08cdd70 80230ad4 80239bb0 ** 1 printk messages dropped ** [ 1338.069047][ T32] r5:80050013 r4:80239bb0 ** 4 printk messages dropped ** [ 1338.069243][ T32] r4:e08cddc0 ** 5 printk messages dropped ** [ 1338.069446][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) ** 10 printk messages dropped ** [ 1338.069904][ T32] r10:00000000 r9:84b0bc80 r8:8027ecf4 r7:e08b1e60 r6:85024480 r5:84b7a400 ** 8 printk messages dropped ** [ 1338.070238][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 10 printk messages dropped ** [ 1338.096465][ T32] r5:853ad400 r4:829189bc [ 1338.096519][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1338.096709][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1338.096959][ T32] r4:00000000 ** 7 printk messages dropped ** [ 1338.097333][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) ** 9 printk messages dropped ** [ 1338.097971][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1338.099186][ T32] r10:8280c9b4 r9:84b7a400 r8:80200be4 r7:e08cdd54 r6:ffffffff r5:84b7a400 ** 11 printk messages dropped ** [ 1338.099968][ T32] r4:e08cddc0 ** 2 printk messages dropped ** [ 1338.100076][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1338.100418][ T32] r5:85073f8c r4:85073c00 ** 6 printk messages dropped ** [ 1338.113880][ T32] r10:00000000 r9:84b0bc80 r8:8027ecf4 r7:e08b1e60 r6:85024480 r5:84b7a400 ** 9 printk messages dropped ** [ 1338.114480][ T32] INFO: task kworker/0:708:5027 blocked for more than 464 seconds. [ 1338.114512][ T32] Not tainted 6.15.0-syzkaller #0 [ 1338.114564][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.114649][ T32] task:kworker/0:708 state:D stack:0 pid:5027 tgid:5027 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.114766][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.114921][ T32] Call trace: [ 1338.114985][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1338.115033][ T32] r10:829189c0 r9:eb5d9d84 r8:00000002 r7:60000113 r6:eb5d9d8c r5:853ae000 [ 1338.115150][ T32] r4:853ae000 [ 1338.115188][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1338.115232][ T32] r5:853ae000 r4:829189bc [ 1338.115252][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.115295][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.115356][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb5d9e08 [ 1338.115381][ T32] r4:00000000 [ 1338.115420][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1338.115461][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1338.115521][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1338.115567][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853923c0 [ 1338.115589][ T32] r4:00000000 [ 1338.115608][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1338.115707][ T32] r9:83018005 r8:853ae000 r7:00000000 r6:83018000 r5:00001000 r4:7f07b000 [ 1338.115751][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1338.115821][ T32] r5:00001000 r4:eb11f000 [ 1338.115870][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1338.115918][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.115957][ T32] r5:8549b38c r4:8549b000 [ 1338.116001][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1338.116102][ T32] r7:dddced40 r6:83018000 r5:8549b38c r4:85397f80 [ 1338.116127][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1338.116174][ T32] r10:61c88647 r9:853ae000 r8:85397fac r7:82804d40 r6:dddced40 r5:dddced60 [ 1338.116209][ T32] r4:85397f80 [ 1338.116240][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1338.116287][ T32] r10:00000000 r9:85397f80 r8:8027ecf4 r7:eb5cde60 r6:84a79f00 r5:853ae000 [ 1338.116308][ T32] r4:00000001 [ 1338.116326][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.116358][ T32] Exception stack(0xeb5d9fb0 to 0xeb5d9ff8) [ 1338.116383][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1338.116411][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.116436][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.116463][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1338.116484][ T32] r4:85392240 [ 1338.117002][ T32] INFO: task kworker/0:708:5027 is blocked on a mutex likely owned by task kworker/0:314:3957. [ 1338.117057][ T32] task:kworker/0:314 state:R running task stack:0 pid:3957 tgid:3957 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.117206][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.117347][ T32] Call trace: [ 1338.117414][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1338.117466][ T32] r10:8280c9b4 r9:84b7a400 r8:80200be4 r7:e08cdd54 r6:ffffffff r5:84b7a400 [ 1338.117510][ T32] r4:00000000 [ 1338.117532][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.117591][ T32] Exception stack(0xe08cdd20 to 0xe08cdd68) [ 1338.117644][ T32] dd20: c4bb5000 e069b000 00000001 80239b98 7f323000 00000001 82ac11c4 82ac05a0 [ 1338.117700][ T32] dd40: 7f323000 e069b000 8280c9b4 e08cdd9c e08cdda0 e08cdd70 80230ad4 80239bb0 [ 1338.117732][ T32] dd60: 80050013 ffffffff [ 1338.117777][ T32] r5:80050013 r4:80239bb0 [ 1338.117843][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1338.117889][ T32] r4:82ac11e4 [ 1338.117909][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.118015][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08cddc0 r5:e08cde08 [ 1338.118064][ T32] r4:e08cddc0 [ 1338.118086][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1338.118136][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9a40 [ 1338.118178][ T32] r4:00000000 [ 1338.118209][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1338.118259][ T32] r9:83018005 r8:84b7a400 r7:00000000 r6:83018000 r5:00001000 r4:7f09b000 [ 1338.118280][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1338.118320][ T32] r5:00001000 r4:e06d3000 [ 1338.118339][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1338.118376][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.118434][ T32] r5:85073f8c r4:85073c00 [ 1338.118456][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1338.118498][ T32] r7:dddced40 r6:83018000 r5:85073f8c r4:84b0bc80 [ 1338.118540][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1338.118611][ T32] r10:61c88647 r9:84b7a400 r8:84b0bcac r7:82804d40 r6:dddced40 r5:dddced60 [ 1338.118656][ T32] r4:84b0bc80 [ 1338.118678][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1338.118722][ T32] r10:00000000 r9:84b0bc80 r8:8027ecf4 r7:e08b1e60 r6:85024480 r5:84b7a400 [ 1338.118764][ T32] r4:00000001 [ 1338.118811][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.118878][ T32] Exception stack(0xe08cdfb0 to 0xe08cdff8) [ 1338.118915][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1338.118948][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.118974][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.119001][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1338.119023][ T32] r4:850d97c0 [ 1338.119041][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.119104][ T32] INFO: task kworker/0:709:5028 blocked for more than 464 seconds. [ 1338.119154][ T32] Not tainted 6.15.0-syzkaller #0 ** 2 printk messages dropped ** [ 1338.119252][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1338.119600][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.119643][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) ** 4 printk messages dropped ** [ 1338.119824][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) ** 8 printk messages dropped ** [ 1338.120273][ T32] r5:8549b78c r4:8549b400 ** 7 printk messages dropped ** [ 1338.143408][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1338.143733][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 9 printk messages dropped ** [ 1338.144729][ T32] Exception stack(0xe08cdd20 to 0xe08cdd68) ** 8 printk messages dropped ** [ 1338.145074][ T32] r4:e08cddc0 ** 9 printk messages dropped ** [ 1338.145406][ T32] r5:85073f8c r4:85073c00 ** 10 printk messages dropped ** [ 1338.145853][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 16 printk messages dropped ** [ 1338.146478][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 5 printk messages dropped ** [ 1338.146764][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) ** 3 printk messages dropped ** [ 1338.146944][ T32] r9:83018005 r8:853ac800 r7:00000000 r6:83018000 r5:00001000 r4:7f07f000 [ 1338.146969][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1338.147010][ T32] r5:00001000 r4:eb1a9000 [ 1338.147029][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1338.147099][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.147160][ T32] r5:8549bb8c r4:8549b800 [ 1338.147180][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1338.147227][ T32] r7:dddced40 r6:83018000 r5:8549bb8c r4:85393080 [ 1338.147289][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1338.147373][ T32] r10:61c88647 r9:853ac800 r8:853930ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1338.147398][ T32] r4:85393080 [ 1338.147417][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1338.147459][ T32] r10:00000000 r9:85393080 r8:8027ecf4 r7:eb5cde60 r6:84a61000 r5:853ac800 [ 1338.147514][ T32] r4:00000001 [ 1338.147542][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.147578][ T32] Exception stack(0xeb5e5fb0 to 0xeb5e5ff8) [ 1338.147640][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1338.147672][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.147722][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.147753][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1338.147775][ T32] r4:85392340 [ 1338.148151][ T32] INFO: task kworker/0:710:5030 is blocked on a mutex likely owned by task kworker/0:314:3957. [ 1338.148186][ T32] task:kworker/0:314 state:R running task stack:0 pid:3957 tgid:3957 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.148241][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.148290][ T32] Call trace: [ 1338.148352][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1338.148401][ T32] r10:8280c9b4 r9:84b7a400 r8:80200be4 r7:e08cdd54 r6:ffffffff r5:84b7a400 [ 1338.148423][ T32] r4:00000000 [ 1338.148441][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.148509][ T32] Exception stack(0xe08cdd20 to 0xe08cdd68) [ 1338.148545][ T32] dd20: c523b000 e069b000 00000001 80239b98 7f323000 00000001 82ac11c4 82ac05a0 [ 1338.148604][ T32] dd40: 7f323000 e069b000 8280c9b4 e08cdd9c e08cdda0 e08cdd70 80230ad4 80239bb0 [ 1338.148632][ T32] dd60: 80050013 ffffffff [ 1338.148658][ T32] r5:80050013 r4:80239bb0 [ 1338.148711][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1338.148787][ T32] r4:82ac11e4 [ 1338.148854][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.148900][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08cddc0 r5:e08cde08 [ 1338.148947][ T32] r4:e08cddc0 ** 6 printk messages dropped ** [ 1338.149232][ T32] r5:00001000 r4:e06d3000 ** 10 printk messages dropped ** [ 1338.149759][ T32] r4:00000001 ** 7 printk messages dropped ** [ 1338.150006][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 11 printk messages dropped ** [ 1338.150476][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1338.165063][ T32] r4:00000000 ** 8 printk messages dropped ** [ 1338.165498][ T32] r5:00001000 r4:eb463000 ** 10 printk messages dropped ** [ 1338.166013][ T32] r4:00000001 ** 8 printk messages dropped ** [ 1338.166816][ T32] task:kworker/0:314 state:R running task stack:0 pid:3957 tgid:3957 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 20 printk messages dropped ** [ 1338.167818][ T32] r9:83018005 r8:84b7a400 r7:00000000 r6:83018000 r5:00001000 r4:7f09b000 ** 9 printk messages dropped ** [ 1338.168280][ T32] r4:84b0bc80 [ 1338.168301][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1338.168358][ T32] r10:00000000 r9:84b0bc80 r8:8027ecf4 r7:e08b1e60 r6:85024480 r5:84b7a400 [ 1338.168412][ T32] r4:00000001 [ 1338.168435][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.168501][ T32] Exception stack(0xe08cdfb0 to 0xe08cdff8) [ 1338.168562][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1338.168627][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.168656][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.168684][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1338.168706][ T32] r4:850d97c0 [ 1338.168726][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.168753][ T32] INFO: task kworker/0:712:5034 blocked for more than 464 seconds. [ 1338.168790][ T32] Not tainted 6.15.0-syzkaller #0 [ 1338.168858][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.168920][ T32] task:kworker/0:712 state:D stack:0 pid:5034 tgid:5034 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 7 printk messages dropped ** [ 1338.169306][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1338.169545][ T32] r4:00000000 [ 1338.169590][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1338.169666][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1338.169742][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1338.169839][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853929c0 [ 1338.169864][ T32] r4:00000000 [ 1338.169930][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1338.169973][ T32] r9:83018005 r8:853a8000 r7:00000000 r6:83018000 r5:00001000 r4:7f083000 [ 1338.169994][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1338.170030][ T32] r5:00001000 r4:eb345000 [ 1338.170060][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1338.170115][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1338.187220][ T32] r4:00000001 ** 8 printk messages dropped ** [ 1338.188038][ T32] task:kworker/0:314 state:R running task stack:0 pid:3957 tgid:3957 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 21 printk messages dropped ** [ 1338.189300][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) ** 15 printk messages dropped ** [ 1338.189986][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 15 printk messages dropped ** [ 1338.201107][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1338.201240][ T32] r4:00000000 ** 8 printk messages dropped ** [ 1338.201564][ T32] r5:00001000 r4:eb37d000 ** 10 printk messages dropped ** [ 1338.201957][ T32] r4:00000001 ** 8 printk messages dropped ** [ 1338.202783][ T32] task:kworker/0:314 state:R running task stack:0 pid:3957 tgid:3957 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 22 printk messages dropped ** [ 1338.203921][ T32] r5:00001000 r4:e06d3000 ** 9 printk messages dropped ** [ 1338.204236][ T32] r10:00000000 r9:84b0bc80 r8:8027ecf4 r7:e08b1e60 r6:85024480 r5:84b7a400 ** 12 printk messages dropped ** [ 1338.204712][ T32] task:kworker/0:714 state:D stack:0 pid:5039 tgid:5039 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 7 printk messages dropped ** [ 1338.205162][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1338.205376][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1338.205582][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85392cc0 ** 9 printk messages dropped ** [ 1338.206142][ T32] r7:dddced40 r6:83018000 r5:854a478c r4:85393280 ** 7 printk messages dropped ** [ 1338.206446][ T32] Exception stack(0xeb5f5fb0 to 0xeb5f5ff8) [ 1338.206472][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1338.206514][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.206575][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.206608][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1338.206659][ T32] r4:85392a00 [ 1338.207012][ T32] INFO: task kworker/0:714:5039 is blocked on a mutex likely owned by task kworker/0:314:3957. [ 1338.207049][ T32] task:kworker/0:314 state:R running task stack:0 pid:3957 tgid:3957 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.207182][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.207263][ T32] Call trace: [ 1338.207293][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1338.207340][ T32] r10:8280c9b4 r9:84b7a400 r8:80200be4 r7:e08cdd54 r6:ffffffff r5:84b7a400 [ 1338.207398][ T32] r4:00000000 [ 1338.207460][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.207502][ T32] Exception stack(0xe08cdd20 to 0xe08cdd68) [ 1338.207583][ T32] dd20: c5fb3000 e069b000 00000001 80239b98 7f323000 00000001 82ac11c4 82ac05a0 [ 1338.207615][ T32] dd40: 7f323000 e069b000 8280c9b4 e08cdd9c e08cdda0 e08cdd70 80230ad4 80239bb0 [ 1338.207673][ T32] dd60: 80050013 ffffffff [ 1338.207699][ T32] r5:80050013 r4:80239bb0 [ 1338.207719][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1338.207760][ T32] r4:82ac11e4 [ 1338.207780][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.207820][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08cddc0 r5:e08cde08 [ 1338.207845][ T32] r4:e08cddc0 [ 1338.207882][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1338.207957][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9a40 [ 1338.208046][ T32] r4:00000000 [ 1338.208116][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1338.208163][ T32] r9:83018005 r8:84b7a400 r7:00000000 r6:83018000 r5:00001000 r4:7f09b000 [ 1338.208213][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1338.208256][ T32] r5:00001000 r4:e06d3000 [ 1338.208308][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1338.208381][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.208422][ T32] r5:85073f8c r4:85073c00 [ 1338.208465][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1338.208514][ T32] r7:dddced40 r6:83018000 r5:85073f8c r4:84b0bc80 [ 1338.208535][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1338.208631][ T32] r10:61c88647 r9:84b7a400 r8:84b0bcac r7:82804d40 r6:dddced40 r5:dddced60 [ 1338.208658][ T32] r4:84b0bc80 [ 1338.208725][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1338.208805][ T32] r10:00000000 r9:84b0bc80 r8:8027ecf4 r7:e08b1e60 r6:85024480 r5:84b7a400 [ 1338.208835][ T32] r4:00000001 [ 1338.208856][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.208891][ T32] Exception stack(0xe08cdfb0 to 0xe08cdff8) [ 1338.208954][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1338.209021][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.209050][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.209114][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1338.209174][ T32] r4:850d97c0 [ 1338.209197][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.209234][ T32] INFO: task kworker/0:715:5042 blocked for more than 464 seconds. [ 1338.209265][ T32] Not tainted 6.15.0-syzkaller #0 [ 1338.209321][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.209388][ T32] task:kworker/0:715 state:D stack:0 pid:5042 tgid:5042 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.209466][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.209562][ T32] Call trace: [ 1338.209629][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1338.209677][ T32] r10:829189c0 r9:eb5f9d84 r8:00000002 r7:60000113 r6:eb5f9d8c r5:853b0000 [ 1338.209752][ T32] r4:853b0000 [ 1338.209775][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1338.209816][ T32] r5:853b0000 r4:829189bc [ 1338.209834][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.209873][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.209916][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb5f9e08 [ 1338.209955][ T32] r4:00000000 [ 1338.210013][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1338.210090][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1338.210134][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1338.210176][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85392700 [ 1338.210232][ T32] r4:00000000 [ 1338.210254][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1338.210295][ T32] r9:83018005 r8:853b0000 r7:00000000 r6:83018000 r5:00001000 r4:7f09d000 [ 1338.210316][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1338.210352][ T32] r5:00001000 r4:eb4a7000 [ 1338.210372][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1338.210408][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 1 printk messages dropped ** [ 1338.210480][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) ** 13 printk messages dropped ** [ 1338.233739][ T32] r4:85392c00 ** 8 printk messages dropped ** [ 1338.234844][ T32] Exception stack(0xe08cdd20 to 0xe08cdd68) ** 11 printk messages dropped ** [ 1338.235287][ T32] r4:00000000 ** 8 printk messages dropped ** [ 1338.235733][ T32] r7:dddced40 r6:83018000 r5:85073f8c r4:84b0bc80 ** 10 printk messages dropped ** [ 1338.236036][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 11 printk messages dropped ** [ 1338.236517][ T32] r4:853b0c00 [ 1338.236539][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1338.236606][ T32] r5:853b0c00 r4:829189bc [ 1338.236629][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.236690][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.236769][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb5fde08 [ 1338.236794][ T32] r4:00000000 [ 1338.236816][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1338.236857][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1338.236893][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1338.236962][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85392ec0 [ 1338.236989][ T32] r4:00000000 [ 1338.237009][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1338.237078][ T32] r9:83018005 r8:853b0c00 r7:00000000 r6:83018000 r5:00001000 r4:7f099000 [ 1338.237116][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1338.237161][ T32] r5:00001000 r4:eb475000 [ 1338.237181][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1338.237235][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.237277][ T32] r5:854a4f8c r4:854a4c00 [ 1338.237296][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1338.237337][ T32] r7:dddced40 r6:83018000 r5:854a4f8c r4:85393380 [ 1338.237392][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1338.237466][ T32] r10:61c88647 r9:853b0c00 r8:853933ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1338.237493][ T32] r4:85393380 [ 1338.237574][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1338.237621][ T32] r10:00000000 r9:85393380 r8:8027ecf4 r7:eb5f9e60 r6:84a61300 r5:853b0c00 [ 1338.237643][ T32] r4:00000001 [ 1338.237661][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.237694][ T32] Exception stack(0xeb5fdfb0 to 0xeb5fdff8) [ 1338.237723][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1338.237752][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.237780][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.237809][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1338.237831][ T32] r4:85392e40 [ 1338.238193][ T32] INFO: task kworker/0:716:5044 is blocked on a mutex likely owned by task kworker/0:314:3957. ** 2 printk messages dropped ** [ 1338.238389][ T32] Call trace: ** 6 printk messages dropped ** [ 1338.238662][ T32] dd40: 7f323000 e069b000 8280c9b4 e08cdd9c e08cdda0 e08cdd70 80230ad4 80239bb0 ** 11 printk messages dropped ** [ 1338.239232][ T32] r9:83018005 r8:84b7a400 r7:00000000 r6:83018000 r5:00001000 r4:7f09b000 ** 4 printk messages dropped ** [ 1338.239489][ T32] r5:85073f8c r4:85073c00 [ 1338.239513][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1338.239555][ T32] r7:dddced40 r6:83018000 r5:85073f8c r4:84b0bc80 [ 1338.239575][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1338.239647][ T32] r10:61c88647 r9:84b7a400 r8:84b0bcac r7:82804d40 r6:dddced40 r5:dddced60 [ 1338.239673][ T32] r4:84b0bc80 [ 1338.239691][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1338.239736][ T32] r10:00000000 r9:84b0bc80 r8:8027ecf4 r7:e08b1e60 r6:85024480 r5:84b7a400 [ 1338.239797][ T32] r4:00000001 [ 1338.239820][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.239858][ T32] Exception stack(0xe08cdfb0 to 0xe08cdff8) [ 1338.239914][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1338.239976][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.240005][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.240032][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1338.240083][ T32] r4:850d97c0 [ 1338.240153][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.240181][ T32] INFO: task kworker/1:238:5045 blocked for more than 464 seconds. [ 1338.240237][ T32] Not tainted 6.15.0-syzkaller #0 [ 1338.240264][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.240285][ T32] task:kworker/1:238 state:D stack:0 pid:5045 tgid:5045 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.240328][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.240408][ T32] Call trace: [ 1338.240499][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1338.259481][ T32] r10:829189c0 r9:eb5e1d84 r8:00000002 r7:60000113 r6:eb5e1d8c r5:853b1800 [ 1338.259558][ T32] r4:853b1800 [ 1338.259582][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1338.259647][ T32] r5:853b1800 r4:829189bc [ 1338.259668][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.259708][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.259752][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb5e1e08 [ 1338.259775][ T32] r4:00000000 [ 1338.259794][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1338.259854][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1338.259903][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1338.259950][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ae0300 [ 1338.260008][ T32] r4:00000000 [ 1338.260031][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1338.260078][ T32] r9:83018205 r8:853b1800 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1338.260109][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1338.260162][ T32] r5:00001000 r4:eb483000 [ 1338.260185][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1338.260224][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.260277][ T32] r5:853e638c r4:853e6000 [ 1338.260322][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1338.260374][ T32] r7:ddde2d40 r6:83018200 r5:853e638c r4:84a61380 [ 1338.260396][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1338.260440][ T32] r10:61c88647 r9:853b1800 r8:84a613ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1338.260484][ T32] r4:84a61380 [ 1338.260561][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1338.260813][ T32] r10:00000000 r9:84a61380 r8:8027ecf4 r7:eb5a5e60 r6:84a61400 r5:853b1800 [ 1338.260845][ T32] r4:00000001 [ 1338.260871][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 1 printk messages dropped ** [ 1338.260969][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 16 printk messages dropped ** [ 1338.262206][ T32] r5:80050013 r4:80239bb0 ** 9 printk messages dropped ** [ 1338.262552][ T32] r9:83018005 r8:84b7a400 r7:00000000 r6:83018000 r5:00001000 r4:7f09b000 ** 12 printk messages dropped ** [ 1338.263091][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1338.263274][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 10 printk messages dropped ** [ 1338.263752][ T32] r10:829189c0 r9:eb601d84 r8:00000002 r7:60000113 r6:eb601d8c r5:853b2400 ** 3 printk messages dropped ** [ 1338.263878][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 5 printk messages dropped ** [ 1338.264135][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) ** 9 printk messages dropped ** [ 1338.264536][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) ** 8 printk messages dropped ** [ 1338.264849][ T32] Exception stack(0xeb601fb0 to 0xeb601ff8) ** 6 printk messages dropped ** [ 1338.265434][ T32] task:kworker/0:314 state:R running task stack:0 pid:3957 tgid:3957 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 15 printk messages dropped ** [ 1338.266068][ T32] r4:e08cddc0 ** 2 printk messages dropped ** [ 1338.266177][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1338.266442][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1338.266798][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1338.267044][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 9 printk messages dropped ** [ 1338.267556][ T32] r10:829189c0 r9:eb605d84 r8:00000002 r7:60000013 r6:eb605d8c r5:853b3000 ** 3 printk messages dropped ** [ 1338.267707][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.267751][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.267799][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb605e08 [ 1338.267842][ T32] r4:00000000 [ 1338.267886][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1338.267945][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1338.267987][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1338.268028][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a6c280 [ 1338.268086][ T32] r4:00000000 [ 1338.268121][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1338.268164][ T32] r9:83018205 r8:853b3000 r7:00000000 r6:83018200 r5:00001000 r4:7f02f000 [ 1338.268186][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1338.268224][ T32] r5:00001000 r4:e068b000 [ 1338.268265][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1338.268330][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.268372][ T32] r5:853e6f8c r4:853e6c00 [ 1338.268392][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1338.268466][ T32] r7:ddde2d40 r6:83018200 r5:853e6f8c r4:84a61500 [ 1338.268502][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1338.268552][ T32] r10:61c88647 r9:853b3000 r8:84a6152c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1338.268575][ T32] r4:84a61500 [ 1338.268622][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1338.268689][ T32] r10:00000000 r9:84a61500 r8:8027ecf4 r7:eb5a5e60 r6:84a61580 r5:853b3000 [ 1338.268766][ T32] r4:00000001 [ 1338.268790][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.268840][ T32] Exception stack(0xeb605fb0 to 0xeb605ff8) [ 1338.268893][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1338.268936][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.268966][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.269016][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1338.269046][ T32] r4:84ae06c0 [ 1338.269384][ T32] INFO: task kworker/1:239:5048 is blocked on a mutex likely owned by task kworker/0:314:3957. [ 1338.269423][ T32] task:kworker/0:314 state:R running task stack:0 pid:3957 tgid:3957 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.269508][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.269572][ T32] Call trace: [ 1338.269626][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1338.269678][ T32] r10:8280c9b4 r9:84b7a400 r8:80200be4 r7:e08cdd54 r6:ffffffff r5:84b7a400 [ 1338.269711][ T32] r4:00000000 [ 1338.269734][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.269786][ T32] Exception stack(0xe08cdd20 to 0xe08cdd68) [ 1338.269840][ T32] dd20: c6ca2000 e069b000 00000001 80239b98 7f323000 00000001 82ac11c4 82ac05a0 [ 1338.269874][ T32] dd40: 7f323000 e069b000 8280c9b4 e08cdd9c e08cdda0 e08cdd70 80230ad4 80239bb0 [ 1338.269899][ T32] dd60: 80050013 ffffffff [ 1338.269945][ T32] r5:80050013 r4:80239bb0 [ 1338.269969][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1338.270010][ T32] r4:82ac11e4 [ 1338.270049][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.270099][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08cddc0 r5:e08cde08 [ 1338.270123][ T32] r4:e08cddc0 [ 1338.270156][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1338.270199][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9a40 ** 3 printk messages dropped ** [ 1338.270342][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) ** 11 printk messages dropped ** [ 1338.295530][ T32] r4:00000001 ** 6 printk messages dropped ** [ 1338.295867][ T32] r4:850d97c0 ** 4 printk messages dropped ** [ 1338.296009][ T32] task:kworker/0:718 state:D stack:0 pid:5050 tgid:5050 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 7 printk messages dropped ** [ 1338.296494][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1338.296649][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1338.296772][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) ** 8 printk messages dropped ** [ 1338.297156][ T32] r5:854a6f8c r4:854a6c00 ** 4 printk messages dropped ** [ 1338.297363][ T32] r4:85393480 ** 2 printk messages dropped ** [ 1338.297480][ T32] r4:00000001 [ 1338.297500][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.297575][ T32] Exception stack(0xeb60dfb0 to 0xeb60dff8) [ 1338.297604][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1338.297654][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.297686][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.297747][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1338.297771][ T32] r4:84655f40 [ 1338.298297][ T32] INFO: task kworker/0:718:5050 is blocked on a mutex likely owned by task kworker/0:314:3957. [ 1338.298332][ T32] task:kworker/0:314 state:R running task stack:0 pid:3957 tgid:3957 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.298422][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.298466][ T32] Call trace: [ 1338.298495][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1338.298555][ T32] r10:8280c9b4 r9:84b7a400 r8:80200be4 r7:e08cdd54 r6:ffffffff r5:84b7a400 [ 1338.298583][ T32] r4:00000000 [ 1338.298602][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.298666][ T32] Exception stack(0xe08cdd20 to 0xe08cdd68) [ 1338.298718][ T32] dd20: c712a000 e069b000 00000001 80239b98 7f323000 00000001 82ac11c4 82ac05a0 [ 1338.298755][ T32] dd40: 7f323000 e069b000 8280c9b4 e08cdd9c e08cdda0 e08cdd70 80230ad4 80239bb0 [ 1338.298800][ T32] dd60: 80050013 ffffffff [ 1338.298826][ T32] r5:80050013 r4:80239bb0 [ 1338.298847][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1338.298908][ T32] r4:82ac11e4 [ 1338.298932][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.298998][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08cddc0 r5:e08cde08 [ 1338.299025][ T32] r4:e08cddc0 [ 1338.299044][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1338.299106][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9a40 [ 1338.299161][ T32] r4:00000000 [ 1338.299183][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1338.299227][ T32] r9:83018005 r8:84b7a400 r7:00000000 r6:83018000 r5:00001000 r4:7f09b000 [ 1338.299269][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1338.299324][ T32] r5:00001000 r4:e06d3000 [ 1338.299372][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1338.299413][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.299451][ T32] r5:85073f8c r4:85073c00 [ 1338.299492][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1338.299540][ T32] r7:dddced40 r6:83018000 r5:85073f8c r4:84b0bc80 [ 1338.299560][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1338.299604][ T32] r10:61c88647 r9:84b7a400 r8:84b0bcac r7:82804d40 r6:dddced40 r5:dddced60 [ 1338.299635][ T32] r4:84b0bc80 [ 1338.299687][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1338.299734][ T32] r10:00000000 r9:84b0bc80 r8:8027ecf4 r7:e08b1e60 r6:85024480 r5:84b7a400 [ 1338.299787][ T32] r4:00000001 [ 1338.299809][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.299853][ T32] Exception stack(0xe08cdfb0 to 0xe08cdff8) [ 1338.299925][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1338.299959][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.299985][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.300028][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 6 printk messages dropped ** [ 1338.300333][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1338.317969][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.318014][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 1338.318475][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1338.318798][ T32] r5:854a5b8c r4:854a5800 ** 6 printk messages dropped ** [ 1338.319064][ T32] r10:00000000 r9:85393500 r8:8027ecf4 r7:eb60de60 r6:84a61680 r5:853b5400 ** 9 printk messages dropped ** [ 1338.319946][ T32] task:kworker/0:314 state:R running task stack:0 pid:3957 tgid:3957 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 15 printk messages dropped ** [ 1338.329384][ T32] r4:e08cddc0 ** 2 printk messages dropped ** [ 1338.329515][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1338.329823][ T32] r5:85073f8c r4:85073c00 ** 6 printk messages dropped ** [ 1338.330084][ T32] r10:00000000 r9:84b0bc80 r8:8027ecf4 r7:e08b1e60 r6:85024480 r5:84b7a400 ** 7 printk messages dropped ** [ 1338.330416][ T32] r4:850d97c0 ** 4 printk messages dropped ** [ 1338.343006][ T32] task:kworker/0:720 state:D stack:0 pid:5054 tgid:5054 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 7 printk messages dropped ** [ 1338.343482][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 5 printk messages dropped ** [ 1338.343690][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) ** 8 printk messages dropped ** [ 1338.344098][ T32] r5:854a5f8c r4:854a5c00 ** 4 printk messages dropped ** [ 1338.344367][ T32] r4:85393600 ** 6 printk messages dropped ** [ 1338.344696][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1338.345656][ T32] r10:8280c9b4 r9:84b7a400 r8:80200be4 r7:e08cdd54 r6:ffffffff r5:84b7a400 ** 4 printk messages dropped ** [ 1338.345794][ T32] dd40: 7f323000 e069b000 8280c9b4 e08cdd9c e08cdda0 e08cdd70 80230ad4 80239bb0 [ 1338.345817][ T32] dd60: 80050013 ffffffff [ 1338.345839][ T32] r5:80050013 r4:80239bb0 [ 1338.345859][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1338.345899][ T32] r4:82ac11e4 [ 1338.345919][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.345959][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08cddc0 r5:e08cde08 [ 1338.345981][ T32] r4:e08cddc0 [ 1338.345999][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1338.346040][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9a40 [ 1338.346062][ T32] r4:00000000 [ 1338.346080][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1338.346128][ T32] r9:83018005 r8:84b7a400 r7:00000000 r6:83018000 r5:00001000 r4:7f09b000 [ 1338.346170][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1338.346237][ T32] r5:00001000 r4:e06d3000 [ 1338.346281][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1338.346323][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.346361][ T32] r5:85073f8c r4:85073c00 [ 1338.346379][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1338.346421][ T32] r7:dddced40 r6:83018000 r5:85073f8c r4:84b0bc80 [ 1338.346452][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1338.346500][ T32] r10:61c88647 r9:84b7a400 r8:84b0bcac r7:82804d40 r6:dddced40 r5:dddced60 [ 1338.346545][ T32] r4:84b0bc80 [ 1338.346568][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1338.346614][ T32] r10:00000000 r9:84b0bc80 r8:8027ecf4 r7:e08b1e60 r6:85024480 r5:84b7a400 [ 1338.346659][ T32] r4:00000001 [ 1338.346681][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.346716][ T32] Exception stack(0xe08cdfb0 to 0xe08cdff8) [ 1338.346756][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1338.346809][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.346862][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.346895][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1338.346918][ T32] r4:850d97c0 [ 1338.346940][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.346966][ T32] INFO: task kworker/0:721:5056 blocked for more than 464 seconds. [ 1338.347004][ T32] Not tainted 6.15.0-syzkaller #0 [ 1338.347055][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.347102][ T32] task:kworker/0:721 state:D stack:0 pid:5056 tgid:5056 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.347184][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.347288][ T32] Call trace: [ 1338.347322][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1338.347369][ T32] r10:829189c0 r9:eb629d84 r8:00000002 r7:60000013 r6:eb629d8c r5:853b8000 [ 1338.347436][ T32] r4:853b8000 [ 1338.347488][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1338.347532][ T32] r5:853b8000 r4:829189bc [ 1338.347553][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.347591][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.347635][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb629e08 [ 1338.347656][ T32] r4:00000000 [ 1338.347699][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1338.347743][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1338.347786][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1338.347828][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847cf180 [ 1338.347850][ T32] r4:00000000 [ 1338.347869][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1338.347944][ T32] r9:83018005 r8:853b8000 r7:00000000 r6:83018000 r5:00001000 r4:7f0a5000 [ 1338.347968][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1338.348010][ T32] r5:00001000 r4:eb61d000 [ 1338.348046][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1338.348086][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.348130][ T32] r5:854a638c r4:854a6000 [ 1338.348149][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1338.348189][ T32] r7:dddced40 r6:83018000 r5:854a638c r4:85393580 [ 1338.348209][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1338.348252][ T32] r10:61c88647 r9:853b8000 r8:853935ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1338.348274][ T32] r4:85393580 [ 1338.348314][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1338.348371][ T32] r10:00000000 r9:85393580 r8:8027ecf4 r7:eb60de60 r6:84a61780 r5:853b8000 [ 1338.348402][ T32] r4:00000001 [ 1338.348464][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.348561][ T32] Exception stack(0xeb629fb0 to 0xeb629ff8) [ 1338.348603][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1338.348657][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.348707][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.348739][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 2 printk messages dropped ** [ 1338.349220][ T32] task:kworker/0:314 state:R running task stack:0 pid:3957 tgid:3957 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 15 printk messages dropped ** [ 1338.350134][ T32] r4:e08cddc0 ** 4 printk messages dropped ** [ 1338.350359][ T32] r9:83018005 r8:84b7a400 r7:00000000 r6:83018000 r5:00001000 r4:7f09b000 ** 9 printk messages dropped ** [ 1338.371381][ T32] r4:84b0bc80 ** 4 printk messages dropped ** [ 1338.371521][ T32] Exception stack(0xe08cdfb0 to 0xe08cdff8) [ 1338.371557][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1338.371589][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.371615][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.371665][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1338.371717][ T32] r4:850d97c0 [ 1338.371790][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.371836][ T32] INFO: task kworker/0:722:5058 blocked for more than 464 seconds. [ 1338.371870][ T32] Not tainted 6.15.0-syzkaller #0 [ 1338.371894][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.371936][ T32] task:kworker/0:722 state:D stack:0 pid:5058 tgid:5058 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.372023][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.372085][ T32] Call trace: [ 1338.372130][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1338.372183][ T32] r10:829189c0 r9:eb641d84 r8:00000002 r7:60000113 r6:eb641d8c r5:853b9800 [ 1338.372216][ T32] r4:853b9800 [ 1338.372250][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1338.372322][ T32] r5:853b9800 r4:829189bc [ 1338.372370][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.372427][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.372475][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb641e08 [ 1338.372498][ T32] r4:00000000 [ 1338.372537][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1338.372588][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1338.372650][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1338.372701][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847cf2c0 [ 1338.372736][ T32] r4:00000000 [ 1338.372758][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1338.372802][ T32] r9:83018005 r8:853b9800 r7:00000000 r6:83018000 r5:00001000 r4:7f0a7000 [ 1338.372833][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1338.372913][ T32] r5:00001000 r4:eb631000 [ 1338.372937][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1338.373004][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.373068][ T32] r5:854a678c r4:854a6400 [ 1338.373091][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) ** 6 printk messages dropped ** [ 1338.373403][ T32] r4:00000001 ** 6 printk messages dropped ** [ 1338.373680][ T32] r4:847cf000 ** 2 printk messages dropped ** [ 1338.374381][ T32] Workqueue: events bpf_prog_free_deferred ** 9 printk messages dropped ** [ 1338.374812][ T32] r5:80050013 r4:80239bb0 ** 4 printk messages dropped ** [ 1338.374978][ T32] r4:e08cddc0 [ 1338.375026][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1338.375097][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9a40 [ 1338.375147][ T32] r4:00000000 [ 1338.375167][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1338.375234][ T32] r9:83018005 r8:84b7a400 r7:00000000 r6:83018000 r5:00001000 r4:7f09b000 [ 1338.375260][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1338.375302][ T32] r5:00001000 r4:e06d3000 [ 1338.375342][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1338.375386][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.375424][ T32] r5:85073f8c r4:85073c00 [ 1338.375451][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1338.375495][ T32] r7:dddced40 r6:83018000 r5:85073f8c r4:84b0bc80 [ 1338.375515][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1338.375568][ T32] r10:61c88647 r9:84b7a400 r8:84b0bcac r7:82804d40 r6:dddced40 r5:dddced60 [ 1338.375593][ T32] r4:84b0bc80 [ 1338.375612][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1338.375674][ T32] r10:00000000 r9:84b0bc80 r8:8027ecf4 r7:e08b1e60 r6:85024480 r5:84b7a400 [ 1338.375699][ T32] r4:00000001 [ 1338.375718][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.375752][ T32] Exception stack(0xe08cdfb0 to 0xe08cdff8) [ 1338.375777][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1338.375829][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.375861][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.375891][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1338.375914][ T32] r4:850d97c0 [ 1338.375934][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.375958][ T32] INFO: task kworker/0:723:5060 blocked for more than 464 seconds. [ 1338.375986][ T32] Not tainted 6.15.0-syzkaller #0 [ 1338.376008][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.376028][ T32] task:kworker/0:723 state:D stack:0 pid:5060 tgid:5060 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.376142][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.376207][ T32] Call trace: [ 1338.376238][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1338.376282][ T32] r10:829189c0 r9:eb649d84 r8:00000002 r7:60000113 r6:eb649d8c r5:853bb000 [ 1338.376324][ T32] r4:853bb000 [ 1338.376346][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1338.376387][ T32] r5:853bb000 r4:829189bc [ 1338.376406][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.376444][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.376504][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb649e08 [ 1338.376550][ T32] r4:00000000 [ 1338.376572][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1338.376654][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1338.376717][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1338.376768][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847cf400 [ 1338.376811][ T32] r4:00000000 [ 1338.376838][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1338.376900][ T32] r9:83018005 r8:853bb000 r7:00000000 r6:83018000 r5:00001000 r4:7f0a9000 ** 1 printk messages dropped ** [ 1338.376991][ T32] r5:00001000 r4:eb63d000 ** 6 printk messages dropped ** [ 1338.377233][ T32] r10:61c88647 r9:853bb000 r8:8539372c r7:82804d40 r6:dddced40 r5:dddced60 ** 9 printk messages dropped ** [ 1338.377732][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 9 printk messages dropped ** [ 1338.378579][ T32] Exception stack(0xe08cdd20 to 0xe08cdd68) ** 8 printk messages dropped ** [ 1338.378907][ T32] r4:e08cddc0 ** 6 printk messages dropped ** [ 1338.379257][ T32] r5:00001000 r4:e06d3000 ** 7 printk messages dropped ** [ 1338.379636][ T32] r4:84b0bc80 ** 6 printk messages dropped ** [ 1338.379895][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1338.380287][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1338.403262][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1338.403420][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1338.403565][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) ** 11 printk messages dropped ** [ 1338.404073][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) ** 15 printk messages dropped ** [ 1338.405345][ T32] Call trace: ** 13 printk messages dropped ** [ 1338.405910][ T32] r4:e08cddc0 ** 9 printk messages dropped ** [ 1338.406263][ T32] r5:85073f8c r4:85073c00 [ 1338.406282][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1338.406344][ T32] r7:dddced40 r6:83018000 r5:85073f8c r4:84b0bc80 [ 1338.406369][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1338.406425][ T32] r10:61c88647 r9:84b7a400 r8:84b0bcac r7:82804d40 r6:dddced40 r5:dddced60 [ 1338.406450][ T32] r4:84b0bc80 [ 1338.406469][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1338.406513][ T32] r10:00000000 r9:84b0bc80 r8:8027ecf4 r7:e08b1e60 r6:85024480 r5:84b7a400 [ 1338.406555][ T32] r4:00000001 [ 1338.406577][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.406613][ T32] Exception stack(0xe08cdfb0 to 0xe08cdff8) [ 1338.406638][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1338.406665][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.406691][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.406718][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1338.406739][ T32] r4:850d97c0 [ 1338.406800][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.406863][ T32] INFO: task kworker/0:725:5064 blocked for more than 464 seconds. [ 1338.406901][ T32] Not tainted 6.15.0-syzkaller #0 [ 1338.406946][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.406991][ T32] task:kworker/0:725 state:D stack:0 pid:5064 tgid:5064 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.407042][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.407099][ T32] Call trace: [ 1338.407200][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1338.407271][ T32] r10:829189c0 r9:eb559d84 r8:00000002 r7:60000113 r6:eb559d8c r5:853b8c00 [ 1338.407298][ T32] r4:853b8c00 [ 1338.407319][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1338.407360][ T32] r5:853b8c00 r4:829189bc [ 1338.407379][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.407417][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.407472][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb559e08 [ 1338.407527][ T32] r4:00000000 [ 1338.407550][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1338.407598][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1338.407638][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1338.407679][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847cf680 [ 1338.407701][ T32] r4:00000000 [ 1338.407720][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1338.407760][ T32] r9:83018005 r8:853b8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f015000 [ 1338.407801][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) ** 6 printk messages dropped ** [ 1338.408074][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) ** 7 printk messages dropped ** [ 1338.408369][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1338.409006][ T32] task:kworker/0:314 state:R running task stack:0 pid:3957 tgid:3957 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 15 printk messages dropped ** [ 1338.409625][ T32] r4:e08cddc0 [ 1338.409653][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1338.409696][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9a40 [ 1338.409718][ T32] r4:00000000 [ 1338.409739][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1338.409779][ T32] r9:83018005 r8:84b7a400 r7:00000000 r6:83018000 r5:00001000 r4:7f09b000 [ 1338.409800][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1338.409855][ T32] r5:00001000 r4:e06d3000 [ 1338.409878][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1338.409941][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.409984][ T32] r5:85073f8c r4:85073c00 [ 1338.410004][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1338.410045][ T32] r7:dddced40 r6:83018000 r5:85073f8c r4:84b0bc80 [ 1338.410065][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1338.410118][ T32] r10:61c88647 r9:84b7a400 r8:84b0bcac r7:82804d40 r6:dddced40 r5:dddced60 [ 1338.410183][ T32] r4:84b0bc80 [ 1338.410205][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) ** 4 printk messages dropped ** [ 1338.410397][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1338.422720][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 8 printk messages dropped ** [ 1338.423090][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.423171][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) ** 1 printk messages dropped ** [ 1338.423269][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1338.423375][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) ** 9 printk messages dropped ** [ 1338.423804][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) ** 11 printk messages dropped ** [ 1338.424384][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1338.425134][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1338.425454][ T32] Exception stack(0xe08cdd20 to 0xe08cdd68) [ 1338.425483][ T32] dd20: c8926000 e069b000 00000001 80239b98 7f323000 00000001 82ac11c4 82ac05a0 [ 1338.425535][ T32] dd40: 7f323000 e069b000 8280c9b4 e08cdd9c e08cdda0 e08cdd70 80230ad4 80239bb0 [ 1338.425562][ T32] dd60: 80050013 ffffffff [ 1338.425585][ T32] r5:80050013 r4:80239bb0 [ 1338.425630][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1338.425679][ T32] r4:82ac11e4 [ 1338.425723][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.425797][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08cddc0 r5:e08cde08 [ 1338.425824][ T32] r4:e08cddc0 [ 1338.425844][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1338.425895][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9a40 [ 1338.425920][ T32] r4:00000000 [ 1338.425938][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1338.425981][ T32] r9:83018005 r8:84b7a400 r7:00000000 r6:83018000 r5:00001000 r4:7f09b000 [ 1338.426002][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1338.426042][ T32] r5:00001000 r4:e06d3000 [ 1338.426061][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1338.426114][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.426156][ T32] r5:85073f8c r4:85073c00 [ 1338.426197][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1338.426243][ T32] r7:dddced40 r6:83018000 r5:85073f8c r4:84b0bc80 [ 1338.426264][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1338.426307][ T32] r10:61c88647 r9:84b7a400 r8:84b0bcac r7:82804d40 r6:dddced40 r5:dddced60 [ 1338.426329][ T32] r4:84b0bc80 [ 1338.426347][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1338.426412][ T32] r10:00000000 r9:84b0bc80 r8:8027ecf4 r7:e08b1e60 r6:85024480 r5:84b7a400 [ 1338.426449][ T32] r4:00000001 [ 1338.426470][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.426527][ T32] Exception stack(0xe08cdfb0 to 0xe08cdff8) [ 1338.426556][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1338.426599][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.426650][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.426681][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1338.426703][ T32] r4:850d97c0 [ 1338.426722][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.426746][ T32] INFO: task kworker/0:727:5068 blocked for more than 464 seconds. [ 1338.426774][ T32] Not tainted 6.15.0-syzkaller #0 [ 1338.426805][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.426868][ T32] task:kworker/0:727 state:D stack:0 pid:5068 tgid:5068 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.426926][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.426988][ T32] Call trace: [ 1338.427031][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1338.427080][ T32] r10:829189c0 r9:eb665d84 r8:00000002 r7:60000113 r6:eb665d8c r5:853bc800 [ 1338.427112][ T32] r4:853bc800 [ 1338.427174][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1338.427280][ T32] r5:853bc800 r4:829189bc [ 1338.427318][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.427360][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) ** 1 printk messages dropped ** [ 1338.427440][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1338.427549][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) ** 8 printk messages dropped ** [ 1338.427982][ T32] r5:854a7b8c r4:854a7800 [ 1338.428004][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1338.428046][ T32] r7:dddced40 r6:83018000 r5:854a7b8c r4:85393900 [ 1338.428098][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1338.428178][ T32] r10:61c88647 r9:853bc800 r8:8539392c r7:82804d40 r6:dddced40 r5:dddced60 [ 1338.428246][ T32] r4:85393900 [ 1338.428268][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1338.428311][ T32] r10:00000000 r9:85393900 r8:8027ecf4 r7:eb525e60 r6:84a61a80 r5:853bc800 [ 1338.428363][ T32] r4:00000001 [ 1338.428407][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.428444][ T32] Exception stack(0xeb665fb0 to 0xeb665ff8) [ 1338.428470][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1338.428498][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.428523][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.428550][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1338.428581][ T32] r4:847cf640 [ 1338.428985][ T32] INFO: task kworker/0:727:5068 is blocked on a mutex likely owned by task kworker/0:314:3957. [ 1338.429021][ T32] task:kworker/0:314 state:R running task stack:0 pid:3957 tgid:3957 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.429109][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.429163][ T32] Call trace: [ 1338.429193][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1338.429241][ T32] r10:8280c9b4 r9:84b7a400 r8:80200be4 r7:e08cdd54 r6:ffffffff r5:84b7a400 [ 1338.429265][ T32] r4:00000000 [ 1338.429284][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.429344][ T32] Exception stack(0xe08cdd20 to 0xe08cdd68) [ 1338.429391][ T32] dd20: c8926000 e069b000 00000001 80239b98 7f323000 00000001 82ac11c4 82ac05a0 [ 1338.429423][ T32] dd40: 7f323000 e069b000 8280c9b4 e08cdd9c e08cdda0 e08cdd70 80230ad4 80239bb0 [ 1338.429447][ T32] dd60: 80050013 ffffffff [ 1338.429492][ T32] r5:80050013 r4:80239bb0 [ 1338.429515][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) ** 3 printk messages dropped ** [ 1338.429670][ T32] r4:e08cddc0 ** 4 printk messages dropped ** [ 1338.429823][ T32] r9:83018005 r8:84b7a400 r7:00000000 r6:83018000 r5:00001000 r4:7f09b000 ** 9 printk messages dropped ** [ 1338.430269][ T32] r4:84b0bc80 ** 3 printk messages dropped ** [ 1338.430404][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 7 printk messages dropped ** [ 1338.461165][ T32] INFO: task kworker/0:728:5070 blocked for more than 464 seconds. ** 8 printk messages dropped ** [ 1338.461674][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) ** 1 printk messages dropped ** [ 1338.461765][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1338.461903][ T32] r4:00000000 ** 7 printk messages dropped ** [ 1338.462293][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) ** 7 printk messages dropped ** [ 1338.462613][ T32] r10:61c88647 r9:853bd400 r8:853939ac r7:82804d40 r6:dddced40 r5:dddced60 ** 9 printk messages dropped ** [ 1338.462973][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 7 printk messages dropped ** [ 1338.463838][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1338.464010][ T32] dd60: 80050013 ffffffff ** 5 printk messages dropped ** [ 1338.464213][ T32] r4:e08cddc0 ** 4 printk messages dropped ** [ 1338.464405][ T32] r9:83018005 r8:84b7a400 r7:00000000 r6:83018000 r5:00001000 r4:7f09b000 ** 8 printk messages dropped ** [ 1338.464792][ T32] r10:61c88647 r9:84b7a400 r8:84b0bcac r7:82804d40 r6:dddced40 r5:dddced60 ** 8 printk messages dropped ** [ 1338.465151][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1338.465368][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.465394][ T32] task:kworker/0:729 state:D stack:0 pid:5072 tgid:5072 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.465441][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.465510][ T32] Call trace: [ 1338.465565][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1338.465632][ T32] r10:829189c0 r9:eb675d84 r8:00000002 r7:60000113 r6:eb675d8c r5:853be000 [ 1338.465662][ T32] r4:853be000 [ 1338.465684][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1338.465729][ T32] r5:853be000 r4:829189bc [ 1338.465771][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.465817][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.465884][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb675e08 [ 1338.465937][ T32] r4:00000000 [ 1338.465961][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1338.466000][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1338.466037][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1338.466078][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847cfb40 [ 1338.466108][ T32] r4:00000000 [ 1338.466150][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1338.466206][ T32] r9:83018005 r8:853be000 r7:00000000 r6:83018000 r5:00001000 r4:7f041000 [ 1338.466229][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1338.466278][ T32] r5:00001000 r4:e89fd000 [ 1338.466301][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1338.466341][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.466424][ T32] r5:854a838c r4:854a8000 [ 1338.466462][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1338.466547][ T32] r7:dddced40 r6:83018000 r5:854a838c r4:85393a00 [ 1338.466574][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1338.466620][ T32] r10:61c88647 r9:853be000 r8:85393a2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1338.466643][ T32] r4:85393a00 [ 1338.466662][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1338.466706][ T32] r10:00000000 r9:85393a00 r8:8027ecf4 r7:eb66de60 r6:84a61b80 r5:853be000 [ 1338.466779][ T32] r4:00000001 [ 1338.466803][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.466838][ T32] Exception stack(0xeb675fb0 to 0xeb675ff8) [ 1338.466865][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1338.466914][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.466944][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.466973][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1338.466995][ T32] r4:847cfa80 [ 1338.467438][ T32] INFO: task kworker/0:729:5072 is blocked on a mutex likely owned by task kworker/0:314:3957. [ 1338.467489][ T32] task:kworker/0:314 state:R running task stack:0 pid:3957 tgid:3957 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.467555][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.467669][ T32] Call trace: [ 1338.467727][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1338.467781][ T32] r10:8280c9b4 r9:84b7a400 r8:80200be4 r7:e08cdd54 r6:ffffffff r5:84b7a400 [ 1338.467804][ T32] r4:00000000 [ 1338.467823][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.467862][ T32] Exception stack(0xe08cdd20 to 0xe08cdd68) [ 1338.467900][ T32] dd20: c94b7000 e069b000 00000001 80239b98 7f323000 00000001 82ac11c4 82ac05a0 [ 1338.467942][ T32] dd40: 7f323000 e069b000 8280c9b4 e08cdd9c e08cdda0 e08cdd70 80230ad4 80239bb0 [ 1338.467968][ T32] dd60: 80050013 ffffffff [ 1338.467992][ T32] r5:80050013 r4:80239bb0 [ 1338.468012][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1338.468075][ T32] r4:82ac11e4 [ 1338.468108][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.468151][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08cddc0 r5:e08cde08 [ 1338.468194][ T32] r4:e08cddc0 [ 1338.468217][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1338.468260][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9a40 [ 1338.468282][ T32] r4:00000000 [ 1338.468300][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1338.468341][ T32] r9:83018005 r8:84b7a400 r7:00000000 r6:83018000 r5:00001000 r4:7f09b000 [ 1338.468362][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1338.468422][ T32] r5:00001000 r4:e06d3000 [ 1338.468445][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1338.468485][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.468540][ T32] r5:85073f8c r4:85073c00 ** 1 printk messages dropped ** [ 1338.468639][ T32] r7:dddced40 r6:83018000 r5:85073f8c r4:84b0bc80 ** 6 printk messages dropped ** [ 1338.468941][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.468977][ T32] Exception stack(0xe08cdfb0 to 0xe08cdff8) [ 1338.469002][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1338.469029][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.469054][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.469103][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1338.469130][ T32] r4:850d97c0 [ 1338.469167][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.469197][ T32] INFO: task kworker/0:730:5074 blocked for more than 464 seconds. [ 1338.469251][ T32] Not tainted 6.15.0-syzkaller #0 [ 1338.469300][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.469324][ T32] task:kworker/0:730 state:D stack:0 pid:5074 tgid:5074 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.469406][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.469474][ T32] Call trace: [ 1338.469505][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1338.469548][ T32] r10:829189c0 r9:eb67dd84 r8:00000002 r7:60000013 r6:eb67dd8c r5:853b3c00 [ 1338.469570][ T32] r4:853b3c00 [ 1338.469588][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1338.469637][ T32] r5:853b3c00 r4:829189bc [ 1338.469697][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.469739][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.469785][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb67de08 [ 1338.469806][ T32] r4:00000000 [ 1338.469825][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1338.469862][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1338.469897][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1338.469950][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8510d040 [ 1338.469978][ T32] r4:00000000 [ 1338.469998][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1338.470038][ T32] r9:83018005 r8:853b3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f049000 [ 1338.470072][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1338.470123][ T32] r5:00001000 r4:eac4f000 [ 1338.470171][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1338.470213][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.470251][ T32] r5:854a938c r4:854a9000 [ 1338.470285][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1338.470331][ T32] r7:dddced40 r6:83018000 r5:854a938c r4:85393a80 [ 1338.470351][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1338.470421][ T32] r10:61c88647 r9:853b3c00 r8:85393aac r7:82804d40 r6:dddced40 r5:dddced60 [ 1338.470463][ T32] r4:85393a80 [ 1338.470484][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1338.495405][ T32] r10:00000000 r9:85393a80 r8:8027ecf4 r7:eb66de60 r6:84a61c00 r5:853b3c00 [ 1338.495511][ T32] r4:00000001 [ 1338.495543][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 7 printk messages dropped ** [ 1338.496346][ T32] task:kworker/0:314 state:R running task stack:0 pid:3957 tgid:3957 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1338.497024][ T32] r4:82ac11e4 ** 2 printk messages dropped ** [ 1338.497123][ T32] r4:e08cddc0 ** 4 printk messages dropped ** [ 1338.497332][ T32] r9:83018005 r8:84b7a400 r7:00000000 r6:83018000 r5:00001000 r4:7f09b000 ** 11 printk messages dropped ** [ 1338.497800][ T32] r10:00000000 r9:84b0bc80 r8:8027ecf4 r7:e08b1e60 r6:85024480 r5:84b7a400 ** 11 printk messages dropped ** [ 1338.498277][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 8 printk messages dropped ** [ 1338.498658][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.498718][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) ** 1 printk messages dropped ** [ 1338.498810][ T32] r4:00000000 [ 1338.498841][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) ** 6 printk messages dropped ** [ 1338.499086][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) ** 5 printk messages dropped ** [ 1338.499329][ T32] r7:dddced40 r6:83018000 r5:854a8b8c r4:85393b00 ** 4 printk messages dropped ** [ 1338.499557][ T32] r10:00000000 r9:85393b00 r8:8027ecf4 r7:eb67de60 r6:84a61c80 r5:853b6c00 ** 5 printk messages dropped ** [ 1338.499731][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 3 printk messages dropped ** [ 1338.500237][ T32] task:kworker/0:314 state:R running task stack:0 pid:3957 tgid:3957 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.500307][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.500357][ T32] Call trace: [ 1338.500424][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1338.500482][ T32] r10:8280c9b4 r9:84b7a400 r8:80200be4 r7:e08cdd54 r6:ffffffff r5:84b7a400 [ 1338.500515][ T32] r4:00000000 [ 1338.500549][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.513316][ T32] Exception stack(0xe08cdd20 to 0xe08cdd68) [ 1338.513426][ T32] dd20: c9a89000 e069b000 00000001 80239b98 7f323000 00000001 82ac11c4 82ac05a0 [ 1338.513463][ T32] dd40: 7f323000 e069b000 8280c9b4 e08cdd9c e08cdda0 e08cdd70 80230ad4 80239bb0 [ 1338.513530][ T32] dd60: 80050013 ffffffff [ 1338.513593][ T32] r5:80050013 r4:80239bb0 [ 1338.513618][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1338.513682][ T32] r4:82ac11e4 [ 1338.513702][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.513753][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08cddc0 r5:e08cde08 [ 1338.513786][ T32] r4:e08cddc0 [ 1338.513805][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1338.513868][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9a40 [ 1338.513907][ T32] r4:00000000 [ 1338.513954][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1338.514025][ T32] r9:83018005 r8:84b7a400 r7:00000000 r6:83018000 r5:00001000 r4:7f09b000 [ 1338.514050][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1338.514099][ T32] r5:00001000 r4:e06d3000 [ 1338.514120][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1338.514173][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.514228][ T32] r5:85073f8c r4:85073c00 [ 1338.514272][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1338.514321][ T32] r7:dddced40 r6:83018000 r5:85073f8c r4:84b0bc80 [ 1338.514342][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1338.514406][ T32] r10:61c88647 r9:84b7a400 r8:84b0bcac r7:82804d40 r6:dddced40 r5:dddced60 [ 1338.514432][ T32] r4:84b0bc80 [ 1338.514478][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1338.514539][ T32] r10:00000000 r9:84b0bc80 r8:8027ecf4 r7:e08b1e60 r6:85024480 r5:84b7a400 [ 1338.514564][ T32] r4:00000001 [ 1338.514604][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.514644][ T32] Exception stack(0xe08cdfb0 to 0xe08cdff8) [ 1338.514670][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1338.514718][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.514749][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.514777][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1338.514798][ T32] r4:850d97c0 [ 1338.514829][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.514861][ T32] INFO: task kworker/0:732:5079 blocked for more than 464 seconds. [ 1338.514894][ T32] Not tainted 6.15.0-syzkaller #0 [ 1338.514919][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.514940][ T32] task:kworker/0:732 state:D stack:0 pid:5079 tgid:5079 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.514995][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.515036][ T32] Call trace: [ 1338.515066][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1338.515180][ T32] r10:829189c0 r9:eb695d84 r8:00000002 r7:60000113 r6:eb695d8c r5:853c1800 [ 1338.515208][ T32] r4:853c1800 [ 1338.515228][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1338.515269][ T32] r5:853c1800 r4:829189bc [ 1338.515289][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.515367][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.515416][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb695e08 [ 1338.515438][ T32] r4:00000000 [ 1338.515456][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1338.515495][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1338.515551][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1338.515616][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847cff40 [ 1338.515652][ T32] r4:00000000 [ 1338.515693][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1338.515759][ T32] r9:83018005 r8:853c1800 r7:00000000 r6:83018000 r5:00001000 r4:7f047000 [ 1338.515783][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 1338.515878][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1338.516346][ T32] Exception stack(0xeb695fb0 to 0xeb695ff8) ** 6 printk messages dropped ** [ 1338.517102][ T32] task:kworker/0:314 state:R running task stack:0 pid:3957 tgid:3957 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 15 printk messages dropped ** [ 1338.517809][ T32] r4:e08cddc0 ** 1 printk messages dropped ** [ 1338.517896][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9a40 ** 9 printk messages dropped ** [ 1338.518270][ T32] r7:dddced40 r6:83018000 r5:85073f8c r4:84b0bc80 ** 9 printk messages dropped ** [ 1338.518686][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 3 printk messages dropped ** [ 1338.518783][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 4 printk messages dropped ** [ 1338.519007][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1338.519210][ T32] r4:853c0000 [ 1338.519229][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1338.519312][ T32] r5:853c0000 r4:829189bc [ 1338.519335][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.519374][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.519419][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb699e08 [ 1338.519453][ T32] r4:00000000 [ 1338.519475][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1338.519514][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1338.519548][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1338.519588][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8510d940 [ 1338.519609][ T32] r4:00000000 [ 1338.519656][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1338.519701][ T32] r9:83018005 r8:853c0000 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 1338.519723][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1338.519763][ T32] r5:00001000 r4:eaf5b000 [ 1338.519806][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1338.519878][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.519942][ T32] r5:854aab8c r4:854aa800 [ 1338.519965][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1338.520007][ T32] r7:dddced40 r6:83018000 r5:854aab8c r4:85393c00 [ 1338.520079][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1338.520134][ T32] r10:61c88647 r9:853c0000 r8:85393c2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1338.520177][ T32] r4:85393c00 [ 1338.520208][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1338.520253][ T32] r10:00000000 r9:85393c00 r8:8027ecf4 r7:eb67de60 r6:84a61d80 r5:853c0000 [ 1338.520276][ T32] r4:00000001 [ 1338.520305][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.520370][ T32] Exception stack(0xeb699fb0 to 0xeb699ff8) [ 1338.520399][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1338.520448][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.520478][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.539248][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1338.539337][ T32] r4:847cfdc0 [ 1338.539864][ T32] INFO: task kworker/0:733:5080 is blocked on a mutex likely owned by task kworker/0:314:3957. [ 1338.539952][ T32] task:kworker/0:314 state:R running task stack:0 pid:3957 tgid:3957 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.540053][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.540132][ T32] Call trace: [ 1338.540184][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1338.540266][ T32] r10:8280c9b4 r9:84b7a400 r8:80200be4 r7:e08cdd54 r6:ffffffff r5:84b7a400 [ 1338.540315][ T32] r4:00000000 [ 1338.540339][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.540381][ T32] Exception stack(0xe08cdd20 to 0xe08cdd68) [ 1338.540411][ T32] dd20: c9f6c000 e069b000 00000001 80239b98 7f323000 00000001 82ac11c4 82ac05a0 [ 1338.540460][ T32] dd40: 7f323000 e069b000 8280c9b4 e08cdd9c e08cdda0 e08cdd70 80230ad4 80239bb0 [ 1338.540507][ T32] dd60: 80050013 ffffffff [ 1338.540534][ T32] r5:80050013 r4:80239bb0 ** 3 printk messages dropped ** [ 1338.544962][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08cddc0 r5:e08cde08 ** 7 printk messages dropped ** [ 1338.545254][ T32] r5:00001000 r4:e06d3000 ** 7 printk messages dropped ** [ 1338.545616][ T32] r4:84b0bc80 ** 5 printk messages dropped ** [ 1338.545839][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1338.546225][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1338.546491][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1338.546619][ T32] r4:00000000 ** 7 printk messages dropped ** [ 1338.546904][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 1338.547028][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.547087][ T32] r5:854a978c r4:854a9400 [ 1338.547146][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1338.547194][ T32] r7:dddced40 r6:83018000 r5:854a978c r4:85393c80 [ 1338.547214][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1338.547258][ T32] r10:61c88647 r9:853c0c00 r8:85393cac r7:82804d40 r6:dddced40 r5:dddced60 [ 1338.547279][ T32] r4:85393c80 [ 1338.547297][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1338.547339][ T32] r10:00000000 r9:85393c80 r8:8027ecf4 r7:eb699e60 r6:84a61e00 r5:853c0c00 [ 1338.547388][ T32] r4:00000001 [ 1338.547432][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.547491][ T32] Exception stack(0xeb6a1fb0 to 0xeb6a1ff8) [ 1338.547520][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1338.547548][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.547593][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.547627][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1338.547667][ T32] r4:8510d1c0 [ 1338.548192][ T32] INFO: task kworker/0:734:5082 is blocked on a mutex likely owned by task kworker/0:314:3957. [ 1338.548228][ T32] task:kworker/0:314 state:R running task stack:0 pid:3957 tgid:3957 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.548312][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.548357][ T32] Call trace: [ 1338.548402][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1338.548454][ T32] r10:8280c9b4 r9:84b7a400 r8:80200be4 r7:e08cdd54 r6:ffffffff r5:84b7a400 [ 1338.548478][ T32] r4:00000000 [ 1338.548497][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.548545][ T32] Exception stack(0xe08cdd20 to 0xe08cdd68) [ 1338.548598][ T32] dd20: c9f6c000 e069b000 00000001 80239b98 7f323000 00000001 82ac11c4 82ac05a0 [ 1338.548629][ T32] dd40: 7f323000 e069b000 8280c9b4 e08cdd9c e08cdda0 e08cdd70 80230ad4 80239bb0 [ 1338.548652][ T32] dd60: 80050013 ffffffff [ 1338.548675][ T32] r5:80050013 r4:80239bb0 [ 1338.548694][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1338.548736][ T32] r4:82ac11e4 [ 1338.548793][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.548842][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08cddc0 r5:e08cde08 [ 1338.548873][ T32] r4:e08cddc0 [ 1338.548896][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1338.548938][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9a40 [ 1338.548960][ T32] r4:00000000 [ 1338.549002][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1338.549068][ T32] r9:83018005 r8:84b7a400 r7:00000000 r6:83018000 r5:00001000 r4:7f09b000 [ 1338.549098][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1338.549161][ T32] r5:00001000 r4:e06d3000 [ 1338.549187][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1338.549252][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.549302][ T32] r5:85073f8c r4:85073c00 [ 1338.549346][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1338.549414][ T32] r7:dddced40 r6:83018000 r5:85073f8c r4:84b0bc80 [ 1338.549456][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) ** 1 printk messages dropped ** [ 1338.549533][ T32] r4:84b0bc80 ** 4 printk messages dropped ** [ 1338.549707][ T32] Exception stack(0xe08cdfb0 to 0xe08cdff8) ** 4 printk messages dropped ** [ 1338.549890][ T32] r4:850d97c0 ** 3 printk messages dropped ** [ 1338.550021][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 7 printk messages dropped ** [ 1338.550411][ T32] r5:853c2400 r4:829189bc [ 1338.550467][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.550518][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.562716][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb6a9e08 [ 1338.562824][ T32] r4:00000000 [ 1338.562858][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1338.562923][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1338.562994][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1338.563041][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8510d400 [ 1338.563064][ T32] r4:00000000 [ 1338.563083][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1338.563155][ T32] r9:83018005 r8:853c2400 r7:00000000 r6:83018000 r5:00001000 r4:7f04d000 [ 1338.563178][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1338.563222][ T32] r5:00001000 r4:eae85000 [ 1338.563241][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1338.563321][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.563384][ T32] r5:854a9b8c r4:854a9800 [ 1338.563429][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1338.563499][ T32] r7:dddced40 r6:83018000 r5:854a9b8c r4:85393d00 [ 1338.563524][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1338.563570][ T32] r10:61c88647 r9:853c2400 r8:85393d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1338.563592][ T32] r4:85393d00 [ 1338.563611][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1338.563653][ T32] r10:00000000 r9:85393d00 r8:8027ecf4 r7:eb699e60 r6:84a61e80 r5:853c2400 [ 1338.563674][ T32] r4:00000001 [ 1338.563693][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.563727][ T32] Exception stack(0xeb6a9fb0 to 0xeb6a9ff8) [ 1338.563756][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1338.563824][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.563875][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.563908][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1338.563973][ T32] r4:8510d100 [ 1338.564501][ T32] INFO: task kworker/0:735:5084 is blocked on a mutex likely owned by task kworker/0:314:3957. [ 1338.564538][ T32] task:kworker/0:314 state:R running task stack:0 pid:3957 tgid:3957 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.564644][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.564756][ T32] Call trace: [ 1338.564814][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1338.564946][ T32] r10:8280c9b4 r9:84b7a400 r8:80200be4 r7:e08cdd54 r6:ffffffff r5:84b7a400 [ 1338.565017][ T32] r4:00000000 [ 1338.565046][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.565102][ T32] Exception stack(0xe08cdd20 to 0xe08cdd68) [ 1338.565140][ T32] dd20: ca3cc000 e069b000 00000001 80239b98 7f323000 00000001 82ac11c4 82ac05a0 [ 1338.565192][ T32] dd40: 7f323000 e069b000 8280c9b4 e08cdd9c e08cdda0 e08cdd70 80230ad4 80239bb0 [ 1338.565219][ T32] dd60: 80050013 ffffffff [ 1338.565242][ T32] r5:80050013 r4:80239bb0 [ 1338.565262][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1338.565345][ T32] r4:82ac11e4 [ 1338.565375][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.565429][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08cddc0 r5:e08cde08 [ 1338.565454][ T32] r4:e08cddc0 [ 1338.565557][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1338.565666][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9a40 ** 3 printk messages dropped ** [ 1338.565859][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 1338.566277][ T32] r4:84b0bc80 ** 3 printk messages dropped ** [ 1338.566418][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 6 printk messages dropped ** [ 1338.566742][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 7 printk messages dropped ** [ 1338.567190][ T32] r10:829189c0 r9:eb6b1d84 r8:00000002 r7:60000113 r6:eb6b1d8c r5:853c3000 ** 3 printk messages dropped ** [ 1338.567300][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.567338][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) ** 3 printk messages dropped ** [ 1338.567458][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) ** 5 printk messages dropped ** [ 1338.567702][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1338.567819][ T32] r5:00001000 r4:eaeab000 [ 1338.567842][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1338.567882][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.567919][ T32] r5:854a9f8c r4:854a9c00 [ 1338.567938][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1338.567991][ T32] r7:dddced40 r6:83018000 r5:854a9f8c r4:85393d80 [ 1338.568017][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1338.568062][ T32] r10:61c88647 r9:853c3000 r8:85393dac r7:82804d40 r6:dddced40 r5:dddced60 [ 1338.568105][ T32] r4:85393d80 [ 1338.568148][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1338.568215][ T32] r10:00000000 r9:85393d80 r8:8027ecf4 r7:eb699e60 r6:84a61f00 r5:853c3000 [ 1338.568240][ T32] r4:00000001 [ 1338.568259][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.568294][ T32] Exception stack(0xeb6b1fb0 to 0xeb6b1ff8) [ 1338.568320][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1338.568370][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.568400][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.568470][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1338.568518][ T32] r4:8510d200 [ 1338.568915][ T32] INFO: task kworker/0:736:5086 is blocked on a mutex likely owned by task kworker/0:314:3957. [ 1338.568952][ T32] task:kworker/0:314 state:R running task stack:0 pid:3957 tgid:3957 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.569116][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.569197][ T32] Call trace: [ 1338.569236][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1338.569287][ T32] r10:8280c9b4 r9:84b7a400 r8:80200be4 r7:e08cdd54 r6:ffffffff r5:84b7a400 [ 1338.569316][ T32] r4:00000000 [ 1338.569336][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.569374][ T32] Exception stack(0xe08cdd20 to 0xe08cdd68) [ 1338.569423][ T32] dd20: ca3cc000 e069b000 00000001 80239b98 7f323000 00000001 82ac11c4 82ac05a0 [ 1338.569457][ T32] dd40: 7f323000 e069b000 8280c9b4 e08cdd9c e08cdda0 e08cdd70 80230ad4 80239bb0 [ 1338.569481][ T32] dd60: 80050013 ffffffff [ 1338.569516][ T32] r5:80050013 r4:80239bb0 [ 1338.569544][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1338.569586][ T32] r4:82ac11e4 [ 1338.569606][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.569647][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08cddc0 r5:e08cde08 [ 1338.569687][ T32] r4:e08cddc0 [ 1338.569709][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1338.569751][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9a40 [ 1338.569805][ T32] r4:00000000 [ 1338.569827][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1338.569870][ T32] r9:83018005 r8:84b7a400 r7:00000000 r6:83018000 r5:00001000 r4:7f09b000 [ 1338.569905][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1338.569978][ T32] r5:00001000 r4:e06d3000 [ 1338.570001][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1338.570042][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.570080][ T32] r5:85073f8c r4:85073c00 [ 1338.570103][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1338.570149][ T32] r7:dddced40 r6:83018000 r5:85073f8c r4:84b0bc80 [ 1338.570170][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1338.570213][ T32] r10:61c88647 r9:84b7a400 r8:84b0bcac r7:82804d40 r6:dddced40 r5:dddced60 [ 1338.570235][ T32] r4:84b0bc80 [ 1338.570273][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1338.570325][ T32] r10:00000000 r9:84b0bc80 r8:8027ecf4 r7:e08b1e60 r6:85024480 r5:84b7a400 [ 1338.570347][ T32] r4:00000001 [ 1338.570366][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.570420][ T32] Exception stack(0xe08cdfb0 to 0xe08cdff8) [ 1338.570449][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1338.570476][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.593584][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1338.593848][ T32] Not tainted 6.15.0-syzkaller #0 ** 8 printk messages dropped ** [ 1338.594284][ T32] r5:853c3c00 r4:829189bc [ 1338.594303][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 4 printk messages dropped ** [ 1338.594461][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) ** 16 printk messages dropped ** [ 1338.595062][ T32] r10:00000000 r9:85393e00 r8:8027ecf4 r7:eb699e60 r6:84a61f80 r5:853c3c00 ** 9 printk messages dropped ** [ 1338.595934][ T32] task:kworker/0:314 state:R running task stack:0 pid:3957 tgid:3957 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 14 printk messages dropped ** [ 1338.596608][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08cddc0 r5:e08cde08 ** 14 printk messages dropped ** [ 1338.597223][ T32] r10:61c88647 r9:84b7a400 r8:84b0bcac r7:82804d40 r6:dddced40 r5:dddced60 ** 6 printk messages dropped ** [ 1338.597486][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1338.597709][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 7 printk messages dropped ** [ 1338.598072][ T32] r5:853c4800 r4:829189bc [ 1338.598091][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.598137][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.598202][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb6c1e08 [ 1338.598240][ T32] r4:00000000 [ 1338.598309][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1338.598352][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1338.598388][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1338.598428][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8510d800 [ 1338.598449][ T32] r4:00000000 [ 1338.598497][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1338.598553][ T32] r9:83018005 r8:853c4800 r7:00000000 r6:83018000 r5:00001000 r4:7f053000 [ 1338.598577][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1338.598615][ T32] r5:00001000 r4:eaf45000 [ 1338.598634][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1338.598686][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.598727][ T32] r5:854aa78c r4:854aa400 [ 1338.598749][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1338.598791][ T32] r7:dddced40 r6:83018000 r5:854aa78c r4:85393e80 [ 1338.598811][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1338.598878][ T32] r10:61c88647 r9:853c4800 r8:85393eac r7:82804d40 r6:dddced40 r5:dddced60 [ 1338.598903][ T32] r4:85393e80 [ 1338.598933][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1338.598979][ T32] r10:00000000 r9:85393e80 r8:8027ecf4 r7:eb699e60 r6:8545a000 r5:853c4800 [ 1338.599001][ T32] r4:00000001 [ 1338.599038][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.599086][ T32] Exception stack(0xeb6c1fb0 to 0xeb6c1ff8) [ 1338.599144][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1338.599199][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.599229][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.599278][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1338.599320][ T32] r4:8510d500 [ 1338.599709][ T32] INFO: task kworker/0:738:5090 is blocked on a mutex likely owned by task kworker/0:314:3957. [ 1338.599776][ T32] task:kworker/0:314 state:R running task stack:0 pid:3957 tgid:3957 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.599864][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.599906][ T32] Call trace: [ 1338.599936][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1338.599998][ T32] r10:8280c9b4 r9:84b7a400 r8:80200be4 r7:e08cdd54 r6:ffffffff r5:84b7a400 [ 1338.600025][ T32] r4:00000000 [ 1338.600044][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 3 printk messages dropped ** [ 1338.600199][ T32] dd60: 80050013 ffffffff ** 8 printk messages dropped ** [ 1338.617893][ T32] r4:00000000 ** 11 printk messages dropped ** [ 1338.618384][ T32] r4:84b0bc80 ** 8 printk messages dropped ** [ 1338.618670][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 12 printk messages dropped ** [ 1338.619340][ T32] r5:853c5400 r4:829189bc ** 6 printk messages dropped ** [ 1338.619581][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) ** 15 printk messages dropped ** [ 1338.620225][ T32] r10:00000000 r9:85393f00 r8:8027ecf4 r7:eb699e60 r6:8545a080 r5:853c5400 ** 16 printk messages dropped ** [ 1338.634786][ T32] Exception stack(0xe08cdd20 to 0xe08cdd68) ** 11 printk messages dropped ** [ 1338.635226][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1338.635586][ T32] r5:85073f8c r4:85073c00 ** 4 printk messages dropped ** [ 1338.635848][ T32] r4:84b0bc80 ** 2 printk messages dropped ** [ 1338.635977][ T32] r4:00000001 [ 1338.636000][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.636035][ T32] Exception stack(0xe08cdfb0 to 0xe08cdff8) [ 1338.636061][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1338.636088][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.636123][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.636150][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1338.636191][ T32] r4:850d97c0 [ 1338.636244][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.636275][ T32] INFO: task kworker/0:740:5095 blocked for more than 465 seconds. [ 1338.636363][ T32] Not tainted 6.15.0-syzkaller #0 [ 1338.636393][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.636414][ T32] task:kworker/0:740 state:D stack:0 pid:5095 tgid:5095 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.636496][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.636566][ T32] Call trace: [ 1338.636608][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1338.636654][ T32] r10:829189c0 r9:eb6d1d84 r8:00000002 r7:60000113 r6:eb6d1d8c r5:853bec00 [ 1338.636698][ T32] r4:853bec00 [ 1338.636721][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1338.636762][ T32] r5:853bec00 r4:829189bc [ 1338.636782][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.636821][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.636877][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb6d1e08 [ 1338.636902][ T32] r4:00000000 [ 1338.636931][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1338.636972][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1338.637008][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1338.637048][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8510df80 [ 1338.637069][ T32] r4:00000000 [ 1338.637087][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1338.637140][ T32] r9:83018005 r8:853bec00 r7:00000000 r6:83018000 r5:00001000 r4:7f05f000 [ 1338.637197][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1338.637332][ T32] r5:854abf8c r4:854abc00 ** 7 printk messages dropped ** [ 1338.637632][ T32] r4:00000001 ** 8 printk messages dropped ** [ 1338.638338][ T32] task:kworker/0:314 state:R running task stack:0 pid:3957 tgid:3957 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 22 printk messages dropped ** [ 1338.639353][ T32] r5:00001000 r4:e06d3000 ** 7 printk messages dropped ** [ 1338.639674][ T32] r4:84b0bc80 ** 4 printk messages dropped ** [ 1338.639908][ T32] Exception stack(0xe08cdfb0 to 0xe08cdff8) ** 3 printk messages dropped ** [ 1338.640072][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1338.640103][ T32] r4:850d97c0 [ 1338.640125][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.640172][ T32] INFO: task kworker/0:741:5096 blocked for more than 465 seconds. [ 1338.640205][ T32] Not tainted 6.15.0-syzkaller #0 [ 1338.640248][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.640291][ T32] task:kworker/0:741 state:D stack:0 pid:5096 tgid:5096 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.640339][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.640380][ T32] Call trace: [ 1338.640434][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1338.640488][ T32] r10:829189c0 r9:eb6d5d84 r8:00000002 r7:60000113 r6:eb6d5d8c r5:853c6000 [ 1338.640519][ T32] r4:853c6000 [ 1338.640538][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1338.655159][ T32] r5:853c6000 r4:829189bc [ 1338.655246][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.655315][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.655363][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb6d5e08 [ 1338.655407][ T32] r4:00000000 [ 1338.655430][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1338.655469][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1338.655529][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1338.655574][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8510db80 [ 1338.655596][ T32] r4:00000000 [ 1338.655615][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1338.655679][ T32] r9:83018005 r8:853c6000 r7:00000000 r6:83018000 r5:00001000 r4:7f059000 [ 1338.655730][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1338.655798][ T32] r5:00001000 r4:eafc7000 [ 1338.655823][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1338.655864][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.655902][ T32] r5:854ab38c r4:854ab000 [ 1338.655936][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1338.655983][ T32] r7:dddced40 r6:83018000 r5:854ab38c r4:85459000 [ 1338.656028][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1338.656099][ T32] r10:61c88647 r9:853c6000 r8:8545902c r7:82804d40 r6:dddced40 r5:dddced60 [ 1338.656155][ T32] r4:85459000 [ 1338.656192][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1338.656242][ T32] r10:00000000 r9:85459000 r8:8027ecf4 r7:eb6d1e60 r6:8545a180 r5:853c6000 [ 1338.656264][ T32] r4:00000001 [ 1338.656283][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.656318][ T32] Exception stack(0xeb6d5fb0 to 0xeb6d5ff8) [ 1338.656348][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1338.656376][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.656401][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.656429][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1338.656460][ T32] r4:8510dac0 [ 1338.656984][ T32] INFO: task kworker/0:741:5096 is blocked on a mutex likely owned by task kworker/0:314:3957. [ 1338.657028][ T32] task:kworker/0:314 state:R running task stack:0 pid:3957 tgid:3957 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.657129][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.657222][ T32] Call trace: [ 1338.657254][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1338.657324][ T32] r10:8280c9b4 r9:84b7a400 r8:80200be4 r7:e08cdd54 r6:ffffffff r5:84b7a400 [ 1338.657364][ T32] r4:00000000 [ 1338.657400][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.657442][ T32] Exception stack(0xe08cdd20 to 0xe08cdd68) [ 1338.657471][ T32] dd20: cb173000 e069b000 00000001 80239b98 7f323000 00000001 82ac11c4 82ac05a0 [ 1338.657499][ T32] dd40: 7f323000 e069b000 8280c9b4 e08cdd9c e08cdda0 e08cdd70 80230ad4 80239bb0 [ 1338.657532][ T32] dd60: 80050013 ffffffff [ 1338.657580][ T32] r5:80050013 r4:80239bb0 [ 1338.657603][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1338.657644][ T32] r4:82ac11e4 [ 1338.657664][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.657703][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08cddc0 r5:e08cde08 ** 3 printk messages dropped ** [ 1338.657876][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1338.658079][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.658122][ T32] r5:85073f8c r4:85073c00 [ 1338.658151][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1338.658206][ T32] r7:dddced40 r6:83018000 r5:85073f8c r4:84b0bc80 [ 1338.658229][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1338.658283][ T32] r10:61c88647 r9:84b7a400 r8:84b0bcac r7:82804d40 r6:dddced40 r5:dddced60 [ 1338.658317][ T32] r4:84b0bc80 [ 1338.658366][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1338.658414][ T32] r10:00000000 r9:84b0bc80 r8:8027ecf4 r7:e08b1e60 r6:85024480 r5:84b7a400 [ 1338.658465][ T32] r4:00000001 [ 1338.658508][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.658570][ T32] Exception stack(0xe08cdfb0 to 0xe08cdff8) [ 1338.658600][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1338.658627][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.658670][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.658703][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1338.658725][ T32] r4:850d97c0 [ 1338.658746][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.658787][ T32] INFO: task kworker/0:742:5099 blocked for more than 465 seconds. [ 1338.658827][ T32] Not tainted 6.15.0-syzkaller #0 [ 1338.658853][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.658874][ T32] task:kworker/0:742 state:D stack:0 pid:5099 tgid:5099 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.658917][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.658955][ T32] Call trace: [ 1338.659000][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1338.659045][ T32] r10:829189c0 r9:eb6e1d84 r8:00000002 r7:60000013 r6:eb6e1d8c r5:853c9800 [ 1338.659087][ T32] r4:853c9800 [ 1338.659138][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1338.659200][ T32] r5:853c9800 r4:829189bc [ 1338.659248][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.659291][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.659336][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb6e1e08 [ 1338.659358][ T32] r4:00000000 [ 1338.659377][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1338.659416][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1338.659461][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1338.659529][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8510dd00 [ 1338.659576][ T32] r4:00000000 [ 1338.659599][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1338.659640][ T32] r9:83018005 r8:853c9800 r7:00000000 r6:83018000 r5:00001000 r4:7f05b000 [ 1338.659661][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1338.659718][ T32] r5:00001000 r4:eb1e3000 [ 1338.659763][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1338.659808][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.659866][ T32] r5:854ab78c r4:854ab400 [ 1338.659889][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1338.659952][ T32] r7:dddced40 r6:83018000 r5:854ab78c r4:85459080 [ 1338.659975][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1338.660021][ T32] r10:61c88647 r9:853c9800 r8:854590ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1338.660042][ T32] r4:85459080 [ 1338.660063][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1338.660112][ T32] r10:00000000 r9:85459080 r8:8027ecf4 r7:eb6d1e60 r6:8545a200 r5:853c9800 [ 1338.660153][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1338.660336][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 13 printk messages dropped ** [ 1338.676043][ T32] dd60: 80050013 ffffffff ** 8 printk messages dropped ** [ 1338.676350][ T32] r4:00000000 ** 10 printk messages dropped ** [ 1338.676848][ T32] r10:61c88647 r9:84b7a400 r8:84b0bcac r7:82804d40 r6:dddced40 r5:dddced60 ** 15 printk messages dropped ** [ 1338.677402][ T32] task:kworker/0:743 state:D stack:0 pid:5100 tgid:5100 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 1338.677912][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1338.678156][ T32] r9:83018005 r8:854c5400 r7:00000000 r6:83018000 r5:00001000 r4:7f05d000 ** 12 printk messages dropped ** [ 1338.678667][ T32] r4:00000001 ** 8 printk messages dropped ** [ 1338.679404][ T32] task:kworker/0:314 state:R running task stack:0 pid:3957 tgid:3957 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 22 printk messages dropped ** [ 1338.680388][ T32] r5:00001000 r4:e06d3000 ** 10 printk messages dropped ** [ 1338.697394][ T32] r4:00000001 [ 1338.697435][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.697474][ T32] Exception stack(0xe08cdfb0 to 0xe08cdff8) [ 1338.697504][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1338.697532][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.697559][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.697587][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1338.697630][ T32] r4:850d97c0 [ 1338.697658][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.697688][ T32] INFO: task kworker/0:744:5103 blocked for more than 465 seconds. [ 1338.697720][ T32] Not tainted 6.15.0-syzkaller #0 [ 1338.697764][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.697789][ T32] task:kworker/0:744 state:D stack:0 pid:5103 tgid:5103 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.697846][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.697888][ T32] Call trace: [ 1338.697918][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1338.697967][ T32] r10:829189c0 r9:eb6ddd84 r8:00000002 r7:60000013 r6:eb6ddd8c r5:854c6000 [ 1338.698022][ T32] r4:854c6000 [ 1338.698046][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1338.698087][ T32] r5:854c6000 r4:829189bc [ 1338.698127][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.698170][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.698216][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb6dde08 [ 1338.698257][ T32] r4:00000000 [ 1338.698278][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1338.698316][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1338.698387][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1338.698434][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bb57c0 [ 1338.698457][ T32] r4:00000000 [ 1338.698476][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1338.698519][ T32] r9:83018005 r8:854c6000 r7:00000000 r6:83018000 r5:00001000 r4:7f063000 [ 1338.698539][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1338.698599][ T32] r5:00001000 r4:eb2a3000 [ 1338.698623][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1338.698661][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.698719][ T32] r5:854ac78c r4:854ac400 [ 1338.698742][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1338.698784][ T32] r7:dddced40 r6:83018000 r5:854ac78c r4:85459200 [ 1338.698805][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1338.698848][ T32] r10:61c88647 r9:854c6000 r8:8545922c r7:82804d40 r6:dddced40 r5:dddced60 ** 2 printk messages dropped ** [ 1338.698962][ T32] r10:00000000 r9:85459200 r8:8027ecf4 r7:eb6d1e60 r6:85459280 r5:854c6000 ** 9 printk messages dropped ** [ 1338.699788][ T32] task:kworker/0:314 state:R running task stack:0 pid:3957 tgid:3957 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 14 printk messages dropped ** [ 1338.711012][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08cddc0 r5:e08cde08 ** 7 printk messages dropped ** [ 1338.711406][ T32] r5:00001000 r4:e06d3000 ** 4 printk messages dropped ** [ 1338.711631][ T32] r7:dddced40 r6:83018000 r5:85073f8c r4:84b0bc80 ** 9 printk messages dropped ** [ 1338.712041][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1338.712477][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1338.712712][ T32] r5:854c6c00 r4:829189bc [ 1338.712736][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.712797][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.712846][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb6e5e08 [ 1338.712921][ T32] r4:00000000 [ 1338.712947][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1338.713006][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1338.713051][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1338.713098][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8510dcc0 [ 1338.713182][ T32] r4:00000000 [ 1338.713205][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1338.713247][ T32] r9:83018005 r8:854c6c00 r7:00000000 r6:83018000 r5:00001000 r4:7f061000 [ 1338.713300][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1338.713407][ T32] r5:00001000 r4:eb275000 [ 1338.713470][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1338.713513][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.713551][ T32] r5:854ac38c r4:854ac000 [ 1338.713570][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1338.713610][ T32] r7:dddced40 r6:83018000 r5:854ac38c r4:85459300 [ 1338.713630][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1338.713674][ T32] r10:61c88647 r9:854c6c00 r8:8545932c r7:82804d40 r6:dddced40 r5:dddced60 [ 1338.713695][ T32] r4:85459300 [ 1338.713728][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1338.713774][ T32] r10:00000000 r9:85459300 r8:8027ecf4 r7:eb6dde60 r6:85459380 r5:854c6c00 [ 1338.713815][ T32] r4:00000001 [ 1338.713859][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.713896][ T32] Exception stack(0xeb6e5fb0 to 0xeb6e5ff8) [ 1338.713922][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1338.713980][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.714009][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.714038][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1338.714060][ T32] r4:8510d500 [ 1338.714587][ T32] INFO: task kworker/0:745:5104 is blocked on a mutex likely owned by task kworker/0:314:3957. [ 1338.714623][ T32] task:kworker/0:314 state:R running task stack:0 pid:3957 tgid:3957 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.714733][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.714776][ T32] Call trace: [ 1338.714805][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1338.714854][ T32] r10:8280c9b4 r9:84b7a400 r8:80200be4 r7:e08cdd54 r6:ffffffff r5:84b7a400 [ 1338.714876][ T32] r4:00000000 [ 1338.714894][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.714954][ T32] Exception stack(0xe08cdd20 to 0xe08cdd68) [ 1338.714987][ T32] dd20: cbbea000 e069b000 00000001 80239b98 7f323000 00000001 82ac11c4 82ac05a0 [ 1338.715015][ T32] dd40: 7f323000 e069b000 8280c9b4 e08cdd9c e08cdda0 e08cdd70 80230ad4 80239bb0 [ 1338.715051][ T32] dd60: 80050013 ffffffff [ 1338.715077][ T32] r5:80050013 r4:80239bb0 [ 1338.715144][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1338.715191][ T32] r4:82ac11e4 [ 1338.715231][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.715315][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08cddc0 r5:e08cde08 [ 1338.715349][ T32] r4:e08cddc0 [ 1338.715371][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1338.715448][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9a40 [ 1338.715494][ T32] r4:00000000 [ 1338.715516][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1338.715600][ T32] r9:83018005 r8:84b7a400 r7:00000000 r6:83018000 r5:00001000 r4:7f09b000 [ 1338.715647][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1338.715713][ T32] r5:00001000 r4:e06d3000 [ 1338.715796][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1338.715837][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.715875][ T32] r5:85073f8c r4:85073c00 [ 1338.715894][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) ** 8 printk messages dropped ** [ 1338.716244][ T32] Exception stack(0xe08cdfb0 to 0xe08cdff8) ** 6 printk messages dropped ** [ 1338.716505][ T32] INFO: task kworker/0:746:5107 blocked for more than 465 seconds. ** 7 printk messages dropped ** [ 1338.716877][ T32] r4:854c2400 [ 1338.716916][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1338.716989][ T32] r5:854c2400 r4:829189bc [ 1338.717032][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.717075][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.717129][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb6e9e08 [ 1338.717152][ T32] r4:00000000 [ 1338.717170][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1338.717209][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1338.717285][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1338.717341][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8546a480 [ 1338.717390][ T32] r4:00000000 [ 1338.717412][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1338.717453][ T32] r9:83018005 r8:854c2400 r7:00000000 r6:83018000 r5:00001000 r4:7f08b000 [ 1338.717473][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1338.717510][ T32] r5:00001000 r4:eb529000 [ 1338.717548][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1338.717592][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.717642][ T32] r5:854ad78c r4:854ad400 [ 1338.717664][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1338.717706][ T32] r7:dddced40 r6:83018000 r5:854ad78c r4:85459400 [ 1338.717747][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1338.717795][ T32] r10:61c88647 r9:854c2400 r8:8545942c r7:82804d40 r6:dddced40 r5:dddced60 [ 1338.717839][ T32] r4:85459400 [ 1338.717882][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1338.717928][ T32] r10:00000000 r9:85459400 r8:8027ecf4 r7:eb6dde60 r6:85459480 r5:854c2400 [ 1338.717952][ T32] r4:00000001 [ 1338.717970][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.718098][ T32] Exception stack(0xeb6e9fb0 to 0xeb6e9ff8) [ 1338.718130][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1338.718158][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.718205][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.718236][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1338.718279][ T32] r4:847cfdc0 [ 1338.718677][ T32] INFO: task kworker/0:746:5107 is blocked on a mutex likely owned by task kworker/0:314:3957. [ 1338.718775][ T32] task:kworker/0:314 state:R running task stack:0 pid:3957 tgid:3957 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.718881][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.718924][ T32] Call trace: [ 1338.718976][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1338.719025][ T32] r10:8280c9b4 r9:84b7a400 r8:80200be4 r7:e08cdd54 r6:ffffffff r5:84b7a400 [ 1338.719047][ T32] r4:00000000 [ 1338.719066][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.719111][ T32] Exception stack(0xe08cdd20 to 0xe08cdd68) ** 1 printk messages dropped ** [ 1338.719210][ T32] dd40: 7f323000 e069b000 8280c9b4 e08cdd9c e08cdda0 e08cdd70 80230ad4 80239bb0 ** 11 printk messages dropped ** [ 1338.719788][ T32] r9:83018005 r8:84b7a400 r7:00000000 r6:83018000 r5:00001000 r4:7f09b000 ** 9 printk messages dropped ** [ 1338.720375][ T32] r4:84b0bc80 ** 5 printk messages dropped ** [ 1338.741046][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1338.741556][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1338.741821][ T32] r4:853c8000 ** 1 printk messages dropped ** [ 1338.741885][ T32] r5:853c8000 r4:829189bc [ 1338.741906][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1338.742036][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1338.742481][ T32] r9:83018005 r8:853c8000 r7:00000000 r6:83018000 r5:00001000 r4:7f065000 ** 8 printk messages dropped ** [ 1338.742930][ T32] r10:61c88647 r9:853c8000 r8:8545952c r7:82804d40 r6:dddced40 r5:dddced60 ** 3 printk messages dropped ** [ 1338.743087][ T32] r4:00000001 [ 1338.743136][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.743175][ T32] Exception stack(0xeb6f5fb0 to 0xeb6f5ff8) [ 1338.743201][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1338.743239][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.743269][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.743296][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1338.743318][ T32] r4:84bb5600 [ 1338.743831][ T32] INFO: task kworker/0:747:5108 is blocked on a mutex likely owned by task kworker/0:314:3957. [ 1338.743864][ T32] task:kworker/0:314 state:R running task stack:0 pid:3957 tgid:3957 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.743949][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.744038][ T32] Call trace: [ 1338.744142][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1338.744207][ T32] r10:8280c9b4 r9:84b7a400 r8:80200be4 r7:e08cdd54 r6:ffffffff r5:84b7a400 [ 1338.744234][ T32] r4:00000000 [ 1338.744253][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.744309][ T32] Exception stack(0xe08cdd20 to 0xe08cdd68) [ 1338.744366][ T32] dd20: cbe96000 e069b000 00000001 80239b98 7f323000 00000001 82ac11c4 82ac05a0 [ 1338.744419][ T32] dd40: 7f323000 e069b000 8280c9b4 e08cdd9c e08cdda0 e08cdd70 80230ad4 80239bb0 [ 1338.744445][ T32] dd60: 80050013 ffffffff [ 1338.744468][ T32] r5:80050013 r4:80239bb0 [ 1338.744509][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1338.744588][ T32] r4:82ac11e4 [ 1338.744636][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.744682][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08cddc0 r5:e08cde08 [ 1338.744704][ T32] r4:e08cddc0 [ 1338.744744][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1338.744789][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9a40 [ 1338.744811][ T32] r4:00000000 [ 1338.744829][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1338.744869][ T32] r9:83018005 r8:84b7a400 r7:00000000 r6:83018000 r5:00001000 r4:7f09b000 [ 1338.744911][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1338.744969][ T32] r5:00001000 r4:e06d3000 [ 1338.744993][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1338.745033][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.745090][ T32] r5:85073f8c r4:85073c00 [ 1338.745125][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1338.745167][ T32] r7:dddced40 r6:83018000 r5:85073f8c r4:84b0bc80 [ 1338.745187][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1338.745251][ T32] r10:61c88647 r9:84b7a400 r8:84b0bcac r7:82804d40 r6:dddced40 r5:dddced60 [ 1338.745286][ T32] r4:84b0bc80 [ 1338.745307][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1338.745373][ T32] r10:00000000 r9:84b0bc80 r8:8027ecf4 r7:e08b1e60 r6:85024480 r5:84b7a400 [ 1338.745442][ T32] r4:00000001 [ 1338.745484][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.745543][ T32] Exception stack(0xe08cdfb0 to 0xe08cdff8) [ 1338.745582][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1338.745632][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.745663][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.745709][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1338.745768][ T32] r4:850d97c0 [ 1338.745811][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.745840][ T32] INFO: task kworker/0:748:5110 blocked for more than 465 seconds. [ 1338.745898][ T32] Not tainted 6.15.0-syzkaller #0 [ 1338.745924][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.745944][ T32] task:kworker/0:748 state:D stack:0 pid:5110 tgid:5110 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.745998][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.746068][ T32] Call trace: [ 1338.746132][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1338.746180][ T32] r10:829189c0 r9:eb6fdd84 r8:00000002 r7:60000113 r6:eb6fdd8c r5:853cb000 [ 1338.746203][ T32] r4:853cb000 [ 1338.746242][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1338.746285][ T32] r5:853cb000 r4:829189bc [ 1338.746306][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.746345][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.746389][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb6fde08 [ 1338.746432][ T32] r4:00000000 [ 1338.746455][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1338.746494][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1338.746531][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1338.746573][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8546a0c0 [ 1338.746607][ T32] r4:00000000 [ 1338.746629][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1338.746698][ T32] r9:83018005 r8:853cb000 r7:00000000 r6:83018000 r5:00001000 r4:7f067000 [ 1338.746722][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1338.746762][ T32] r5:00001000 r4:eb31d000 [ 1338.746793][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1338.746854][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.746898][ T32] r5:854acf8c r4:854acc00 [ 1338.746964][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1338.747031][ T32] r7:dddced40 r6:83018000 r5:854acf8c r4:85459580 [ 1338.747055][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1338.747109][ T32] r10:61c88647 r9:853cb000 r8:854595ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1338.747154][ T32] r4:85459580 [ 1338.747174][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1338.747240][ T32] r10:00000000 r9:85459580 r8:8027ecf4 r7:eb6e9e60 r6:8545a300 r5:853cb000 [ 1338.747308][ T32] r4:00000001 [ 1338.747366][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.747403][ T32] Exception stack(0xeb6fdfb0 to 0xeb6fdff8) [ 1338.747447][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1338.747520][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.747551][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.747610][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1338.747656][ T32] r4:8546a080 [ 1338.748028][ T32] INFO: task kworker/0:748:5110 is blocked on a mutex likely owned by task kworker/0:314:3957. [ 1338.748061][ T32] task:kworker/0:314 state:R running task stack:0 pid:3957 tgid:3957 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.748165][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.748213][ T32] Call trace: [ 1338.748248][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1338.748298][ T32] r10:8280c9b4 r9:84b7a400 r8:80200be4 r7:e08cdd54 r6:ffffffff r5:84b7a400 [ 1338.748354][ T32] r4:00000000 [ 1338.748376][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.748416][ T32] Exception stack(0xe08cdd20 to 0xe08cdd68) [ 1338.748445][ T32] dd20: cbe96000 e069b000 00000001 80239b98 7f323000 00000001 82ac11c4 82ac05a0 [ 1338.748473][ T32] dd40: 7f323000 e069b000 8280c9b4 e08cdd9c e08cdda0 e08cdd70 80230ad4 80239bb0 [ 1338.748528][ T32] dd60: 80050013 ffffffff [ 1338.748567][ T32] r5:80050013 r4:80239bb0 [ 1338.748595][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1338.748656][ T32] r4:82ac11e4 [ 1338.748700][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.748745][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08cddc0 r5:e08cde08 [ 1338.748766][ T32] r4:e08cddc0 [ 1338.748785][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1338.748845][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9a40 [ 1338.748882][ T32] r4:00000000 [ 1338.748904][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1338.748947][ T32] r9:83018005 r8:84b7a400 r7:00000000 r6:83018000 r5:00001000 r4:7f09b000 [ 1338.748992][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1338.749036][ T32] r5:00001000 r4:e06d3000 [ 1338.749055][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1338.749118][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.749166][ T32] r5:85073f8c r4:85073c00 [ 1338.749185][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1338.749251][ T32] r7:dddced40 r6:83018000 r5:85073f8c r4:84b0bc80 [ 1338.749276][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1338.749321][ T32] r10:61c88647 r9:84b7a400 r8:84b0bcac r7:82804d40 r6:dddced40 r5:dddced60 [ 1338.749344][ T32] r4:84b0bc80 [ 1338.749363][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1338.749405][ T32] r10:00000000 r9:84b0bc80 r8:8027ecf4 r7:e08b1e60 r6:85024480 r5:84b7a400 [ 1338.749448][ T32] r4:00000001 [ 1338.749481][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.749517][ T32] Exception stack(0xe08cdfb0 to 0xe08cdff8) [ 1338.749565][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1338.749596][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.749621][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.749649][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1338.749670][ T32] r4:850d97c0 [ 1338.749690][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.749737][ T32] INFO: task kworker/0:749:5112 blocked for more than 465 seconds. [ 1338.749767][ T32] Not tainted 6.15.0-syzkaller #0 [ 1338.749791][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.749810][ T32] task:kworker/0:749 state:D stack:0 pid:5112 tgid:5112 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.749874][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.749940][ T32] Call trace: [ 1338.750005][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1338.750063][ T32] r10:829189c0 r9:eb6f1d84 r8:00000002 r7:60000113 r6:eb6f1d8c r5:854c4800 [ 1338.750108][ T32] r4:854c4800 [ 1338.750162][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1338.750221][ T32] r5:854c4800 r4:829189bc [ 1338.750252][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.750327][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.750396][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb6f1e08 [ 1338.750449][ T32] r4:00000000 [ 1338.750489][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1338.781043][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1338.781233][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1338.781314][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8546a2c0 [ 1338.781437][ T32] r4:00000000 [ 1338.781464][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1338.781541][ T32] r9:83018005 r8:854c4800 r7:00000000 r6:83018000 r5:00001000 r4:7f069000 [ 1338.781591][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1338.781639][ T32] r5:00001000 r4:eb341000 [ 1338.781673][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1338.781717][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.781781][ T32] r5:854ad38c r4:854ad000 [ 1338.781830][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1338.781885][ T32] r7:dddced40 r6:83018000 r5:854ad38c r4:85459600 [ 1338.781907][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1338.781951][ T32] r10:61c88647 r9:854c4800 r8:8545962c r7:82804d40 r6:dddced40 r5:dddced60 [ 1338.781999][ T32] r4:85459600 [ 1338.782027][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1338.782073][ T32] r10:00000000 r9:85459600 r8:8027ecf4 r7:eb6e9e60 r6:85459680 r5:854c4800 [ 1338.782101][ T32] r4:00000001 [ 1338.782180][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.782221][ T32] Exception stack(0xeb6f1fb0 to 0xeb6f1ff8) [ 1338.782275][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1338.782308][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.782382][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.782509][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1338.782582][ T32] r4:8546a200 [ 1338.783149][ T32] INFO: task kworker/0:749:5112 is blocked on a mutex likely owned by task kworker/0:314:3957. [ 1338.783193][ T32] task:kworker/0:314 state:R running task stack:0 pid:3957 tgid:3957 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.783282][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.783333][ T32] Call trace: [ 1338.783363][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1338.783419][ T32] r10:8280c9b4 r9:84b7a400 r8:80200be4 r7:e08cdd54 r6:ffffffff r5:84b7a400 [ 1338.783444][ T32] r4:00000000 [ 1338.783512][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.783555][ T32] Exception stack(0xe08cdd20 to 0xe08cdd68) [ 1338.783586][ T32] dd20: cc684000 e069b000 00000001 80239b98 7f323000 00000001 82ac11c4 82ac05a0 [ 1338.783671][ T32] dd40: 7f323000 e069b000 8280c9b4 e08cdd9c e08cdda0 e08cdd70 80230ad4 80239bb0 [ 1338.783702][ T32] dd60: 80050013 ffffffff [ 1338.783751][ T32] r5:80050013 r4:80239bb0 [ 1338.783776][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1338.783820][ T32] r4:82ac11e4 [ 1338.783863][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.783911][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08cddc0 r5:e08cde08 [ 1338.783981][ T32] r4:e08cddc0 [ 1338.784004][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1338.784046][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9a40 [ 1338.784099][ T32] r4:00000000 [ 1338.784124][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1338.784194][ T32] r9:83018005 r8:84b7a400 r7:00000000 r6:83018000 r5:00001000 r4:7f09b000 [ 1338.784220][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1338.784269][ T32] r5:00001000 r4:e06d3000 [ 1338.784320][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1338.784386][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.784444][ T32] r5:85073f8c r4:85073c00 [ 1338.784493][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1338.784540][ T32] r7:dddced40 r6:83018000 r5:85073f8c r4:84b0bc80 [ 1338.784574][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1338.784621][ T32] r10:61c88647 r9:84b7a400 r8:84b0bcac r7:82804d40 r6:dddced40 r5:dddced60 [ 1338.784644][ T32] r4:84b0bc80 [ 1338.784667][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1338.784721][ T32] r10:00000000 r9:84b0bc80 r8:8027ecf4 r7:e08b1e60 r6:85024480 r5:84b7a400 [ 1338.784770][ T32] r4:00000001 [ 1338.784793][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.784836][ T32] Exception stack(0xe08cdfb0 to 0xe08cdff8) [ 1338.784862][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1338.784911][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.784941][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.784993][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1338.785020][ T32] r4:850d97c0 [ 1338.785040][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.785069][ T32] INFO: task kworker/0:750:5115 blocked for more than 465 seconds. [ 1338.785125][ T32] Not tainted 6.15.0-syzkaller #0 [ 1338.785160][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.785181][ T32] task:kworker/0:750 state:D stack:0 pid:5115 tgid:5115 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.785278][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.785330][ T32] Call trace: [ 1338.785387][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1338.785436][ T32] r10:829189c0 r9:eb705d84 r8:00000002 r7:60000113 r6:eb705d8c r5:854c3c00 [ 1338.785458][ T32] r4:854c3c00 [ 1338.785499][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1338.785668][ T32] r5:854c3c00 r4:829189bc [ 1338.785692][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.785733][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.785801][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb705e08 [ 1338.785855][ T32] r4:00000000 [ 1338.785900][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1338.785965][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1338.786005][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1338.786046][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8546a8c0 [ 1338.786097][ T32] r4:00000000 [ 1338.786120][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1338.786161][ T32] r9:83018005 r8:854c3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f091000 [ 1338.786184][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1338.786223][ T32] r5:00001000 r4:eb71f000 [ 1338.786241][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1338.786289][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.786354][ T32] r5:854ae38c r4:854ae000 [ 1338.786400][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1338.786470][ T32] r7:dddced40 r6:83018000 r5:854ae38c r4:85459700 [ 1338.786494][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1338.786541][ T32] r10:61c88647 r9:854c3c00 r8:8545972c r7:82804d40 r6:dddced40 r5:dddced60 [ 1338.786563][ T32] r4:85459700 [ 1338.786606][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1338.786657][ T32] r10:00000000 r9:85459700 r8:8027ecf4 r7:eb6e9e60 r6:85459780 r5:854c3c00 [ 1338.786681][ T32] r4:00000001 [ 1338.786699][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.786733][ T32] Exception stack(0xeb705fb0 to 0xeb705ff8) [ 1338.786758][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1338.786811][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.786840][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.786883][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1338.786922][ T32] r4:8546a300 [ 1338.787331][ T32] INFO: task kworker/0:750:5115 is blocked on a mutex likely owned by task kworker/0:314:3957. [ 1338.787392][ T32] task:kworker/0:314 state:R running task stack:0 pid:3957 tgid:3957 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.787529][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.787608][ T32] Call trace: [ 1338.787655][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1338.787707][ T32] r10:8280c9b4 r9:84b7a400 r8:80200be4 r7:e08cdd54 r6:ffffffff r5:84b7a400 [ 1338.787729][ T32] r4:00000000 [ 1338.787777][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.787846][ T32] Exception stack(0xe08cdd20 to 0xe08cdd68) [ 1338.787885][ T32] dd20: cc684000 e069b000 00000001 80239b98 7f323000 00000001 82ac11c4 82ac05a0 [ 1338.787955][ T32] dd40: 7f323000 e069b000 8280c9b4 e08cdd9c e08cdda0 e08cdd70 80230ad4 80239bb0 [ 1338.787982][ T32] dd60: 80050013 ffffffff [ 1338.788007][ T32] r5:80050013 r4:80239bb0 [ 1338.788026][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1338.788079][ T32] r4:82ac11e4 [ 1338.788109][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.788151][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08cddc0 r5:e08cde08 [ 1338.788213][ T32] r4:e08cddc0 [ 1338.788237][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1338.788302][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9a40 [ 1338.788328][ T32] r4:00000000 [ 1338.788383][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1338.788429][ T32] r9:83018005 r8:84b7a400 r7:00000000 r6:83018000 r5:00001000 r4:7f09b000 [ 1338.788500][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1338.788544][ T32] r5:00001000 r4:e06d3000 [ 1338.788564][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1338.788648][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.788690][ T32] r5:85073f8c r4:85073c00 [ 1338.788757][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1338.788828][ T32] r7:dddced40 r6:83018000 r5:85073f8c r4:84b0bc80 [ 1338.788852][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1338.788921][ T32] r10:61c88647 r9:84b7a400 r8:84b0bcac r7:82804d40 r6:dddced40 r5:dddced60 [ 1338.788946][ T32] r4:84b0bc80 [ 1338.788989][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1338.789040][ T32] r10:00000000 r9:84b0bc80 r8:8027ecf4 r7:e08b1e60 r6:85024480 r5:84b7a400 [ 1338.789107][ T32] r4:00000001 ** 1 printk messages dropped ** [ 1338.789165][ T32] Exception stack(0xe08cdfb0 to 0xe08cdff8) ** 3 printk messages dropped ** [ 1338.789287][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 9 printk messages dropped ** [ 1338.789631][ T32] r10:829189c0 r9:eb709d84 r8:00000002 r7:60000013 r6:eb709d8c r5:854c1800 ** 2 printk messages dropped ** [ 1338.789718][ T32] r5:854c1800 r4:829189bc [ 1338.789737][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.789775][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.789852][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb709e08 [ 1338.789902][ T32] r4:00000000 [ 1338.789955][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1338.789999][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1338.790047][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1338.790091][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8546a580 [ 1338.790142][ T32] r4:00000000 [ 1338.790198][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1338.790241][ T32] r9:83018005 r8:854c1800 r7:00000000 r6:83018000 r5:00001000 r4:7f08d000 [ 1338.790263][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1338.790303][ T32] r5:00001000 r4:eb55d000 [ 1338.790322][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1338.790359][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.790396][ T32] r5:854adb8c r4:854ad800 [ 1338.790463][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1338.790509][ T32] r7:dddced40 r6:83018000 r5:854adb8c r4:85459800 [ 1338.790529][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1338.790616][ T32] r10:61c88647 r9:854c1800 r8:8545982c r7:82804d40 r6:dddced40 r5:dddced60 [ 1338.808941][ T32] r4:85459800 [ 1338.808986][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1338.809069][ T32] r10:00000000 r9:85459800 r8:8027ecf4 r7:eb705e60 r6:85459880 r5:854c1800 [ 1338.809103][ T32] r4:00000001 [ 1338.809125][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.809188][ T32] Exception stack(0xeb709fb0 to 0xeb709ff8) [ 1338.809225][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1338.809254][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.809306][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.809338][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1338.809361][ T32] r4:8546a380 [ 1338.809863][ T32] INFO: task kworker/0:751:5117 is blocked on a mutex likely owned by task kworker/0:314:3957. [ 1338.809901][ T32] task:kworker/0:314 state:R running task stack:0 pid:3957 tgid:3957 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.809994][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.810047][ T32] Call trace: [ 1338.810109][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1338.810191][ T32] r10:8280c9b4 r9:84b7a400 r8:80200be4 r7:e08cdd54 r6:ffffffff r5:84b7a400 [ 1338.810218][ T32] r4:00000000 [ 1338.810261][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.810305][ T32] Exception stack(0xe08cdd20 to 0xe08cdd68) [ 1338.810335][ T32] dd20: cc7b2000 e069b000 00000001 80239b98 7f323000 00000001 82ac11c4 82ac05a0 [ 1338.810364][ T32] dd40: 7f323000 e069b000 8280c9b4 e08cdd9c e08cdda0 e08cdd70 80230ad4 80239bb0 [ 1338.810387][ T32] dd60: 80050013 ffffffff [ 1338.810419][ T32] r5:80050013 r4:80239bb0 ** 1 printk messages dropped ** [ 1338.810485][ T32] r4:82ac11e4 ** 2 printk messages dropped ** [ 1338.822961][ T32] r4:e08cddc0 ** 4 printk messages dropped ** [ 1338.823174][ T32] r9:83018005 r8:84b7a400 r7:00000000 r6:83018000 r5:00001000 r4:7f09b000 ** 8 printk messages dropped ** [ 1338.823627][ T32] r10:61c88647 r9:84b7a400 r8:84b0bcac r7:82804d40 r6:dddced40 r5:dddced60 [ 1338.823654][ T32] r4:84b0bc80 [ 1338.823722][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1338.823770][ T32] r10:00000000 r9:84b0bc80 r8:8027ecf4 r7:e08b1e60 r6:85024480 r5:84b7a400 [ 1338.823792][ T32] r4:00000001 [ 1338.823811][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.823846][ T32] Exception stack(0xe08cdfb0 to 0xe08cdff8) [ 1338.823875][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1338.823903][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.823952][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.823984][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1338.824031][ T32] r4:850d97c0 [ 1338.824058][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.824152][ T32] INFO: task kworker/0:752:5119 blocked for more than 465 seconds. [ 1338.824196][ T32] Not tainted 6.15.0-syzkaller #0 [ 1338.824244][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.824270][ T32] task:kworker/0:752 state:D stack:0 pid:5119 tgid:5119 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.824428][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.824502][ T32] Call trace: [ 1338.824608][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1338.824662][ T32] r10:829189c0 r9:eb609d84 r8:00000002 r7:60000113 r6:eb609d8c r5:854d8000 [ 1338.824720][ T32] r4:854d8000 [ 1338.824743][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1338.824785][ T32] r5:854d8000 r4:829189bc [ 1338.824805][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.824891][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.824941][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb609e08 [ 1338.824962][ T32] r4:00000000 [ 1338.824993][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1338.825034][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1338.825069][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1338.825132][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8546a700 [ 1338.825158][ T32] r4:00000000 [ 1338.825176][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1338.825219][ T32] r9:83018005 r8:854d8000 r7:00000000 r6:83018000 r5:00001000 r4:7f08f000 [ 1338.825239][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1338.825277][ T32] r5:00001000 r4:eb713000 [ 1338.825295][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1338.825333][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.825391][ T32] r5:854adf8c r4:854adc00 [ 1338.825414][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1338.825456][ T32] r7:dddced40 r6:83018000 r5:854adf8c r4:85459900 [ 1338.825476][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1338.825522][ T32] r10:61c88647 r9:854d8000 r8:8545992c r7:82804d40 r6:dddced40 r5:dddced60 [ 1338.825545][ T32] r4:85459900 [ 1338.825563][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1338.825607][ T32] r10:00000000 r9:85459900 r8:8027ecf4 r7:eb705e60 r6:85459980 r5:854d8000 [ 1338.825628][ T32] r4:00000001 [ 1338.825646][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.825679][ T32] Exception stack(0xeb609fb0 to 0xeb609ff8) [ 1338.825705][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1338.825732][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.825758][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.825785][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 2 printk messages dropped ** [ 1338.826392][ T32] task:kworker/0:314 state:R running task stack:0 pid:3957 tgid:3957 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 14 printk messages dropped ** [ 1338.827010][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08cddc0 r5:e08cde08 [ 1338.827033][ T32] r4:e08cddc0 [ 1338.827053][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1338.827097][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9a40 [ 1338.827148][ T32] r4:00000000 [ 1338.827185][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1338.827231][ T32] r9:83018005 r8:84b7a400 r7:00000000 r6:83018000 r5:00001000 r4:7f09b000 [ 1338.827252][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1338.827295][ T32] r5:00001000 r4:e06d3000 [ 1338.827315][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1338.827353][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.827391][ T32] r5:85073f8c r4:85073c00 [ 1338.827409][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1338.827477][ T32] r7:dddced40 r6:83018000 r5:85073f8c r4:84b0bc80 [ 1338.827502][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1338.827574][ T32] r10:61c88647 r9:84b7a400 r8:84b0bcac r7:82804d40 r6:dddced40 r5:dddced60 [ 1338.827600][ T32] r4:84b0bc80 [ 1338.827650][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1338.827697][ T32] r10:00000000 r9:84b0bc80 r8:8027ecf4 r7:e08b1e60 r6:85024480 r5:84b7a400 [ 1338.827719][ T32] r4:00000001 [ 1338.827738][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.827774][ T32] Exception stack(0xe08cdfb0 to 0xe08cdff8) [ 1338.827799][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1338.827826][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.827875][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.827907][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1338.827931][ T32] r4:850d97c0 [ 1338.827950][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.827973][ T32] INFO: task kworker/0:753:5120 blocked for more than 465 seconds. [ 1338.828046][ T32] Not tainted 6.15.0-syzkaller #0 [ 1338.828072][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 1 printk messages dropped ** [ 1338.828146][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1338.828373][ T32] r5:854d8c00 r4:829189bc ** 1 printk messages dropped ** [ 1338.828430][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 1338.828651][ T32] r4:00000000 ** 7 printk messages dropped ** [ 1338.828916][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) ** 15 printk messages dropped ** [ 1338.829837][ T32] task:kworker/0:314 state:R running task stack:0 pid:3957 tgid:3957 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 17 printk messages dropped ** [ 1338.854262][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9a40 ** 13 printk messages dropped ** [ 1338.854721][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) ** 13 printk messages dropped ** [ 1338.855228][ T32] task:kworker/0:754 state:D stack:0 pid:5122 tgid:5122 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1338.855512][ T32] r5:854d9800 r4:829189bc ** 8 printk messages dropped ** [ 1338.855845][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1338.856113][ T32] r5:854aeb8c r4:854ae800 ** 9 printk messages dropped ** [ 1338.856535][ T32] Exception stack(0xeb71dfb0 to 0xeb71dff8) ** 7 printk messages dropped ** [ 1338.857324][ T32] Workqueue: events bpf_prog_free_deferred ** 13 printk messages dropped ** [ 1338.857884][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08cddc0 r5:e08cde08 ** 5 printk messages dropped ** [ 1338.858079][ T32] r9:83018005 r8:84b7a400 r7:00000000 r6:83018000 r5:00001000 r4:7f09b000 [ 1338.858108][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1338.858150][ T32] r5:00001000 r4:e06d3000 [ 1338.858170][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1338.858207][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.858244][ T32] r5:85073f8c r4:85073c00 [ 1338.858291][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1338.858338][ T32] r7:dddced40 r6:83018000 r5:85073f8c r4:84b0bc80 [ 1338.858359][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1338.858402][ T32] r10:61c88647 r9:84b7a400 r8:84b0bcac r7:82804d40 r6:dddced40 r5:dddced60 [ 1338.858424][ T32] r4:84b0bc80 [ 1338.858443][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1338.858504][ T32] r10:00000000 r9:84b0bc80 r8:8027ecf4 r7:e08b1e60 r6:85024480 r5:84b7a400 [ 1338.858530][ T32] r4:00000001 [ 1338.858549][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.858582][ T32] Exception stack(0xe08cdfb0 to 0xe08cdff8) [ 1338.858607][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1338.858634][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.858662][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.858694][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1338.858736][ T32] r4:850d97c0 [ 1338.858759][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.858960][ T32] INFO: task kworker/0:755:5129 blocked for more than 465 seconds. [ 1338.858995][ T32] Not tainted 6.15.0-syzkaller #0 [ 1338.859079][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.859149][ T32] task:kworker/0:755 state:D stack:0 pid:5129 tgid:5129 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.859202][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.859248][ T32] Call trace: [ 1338.859285][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1338.859479][ T32] r10:829189c0 r9:eb635d84 r8:00000002 r7:60000113 r6:eb635d8c r5:854da400 [ 1338.859736][ T32] r4:854da400 [ 1338.859803][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1338.859848][ T32] r5:854da400 r4:829189bc [ 1338.859888][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.859947][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.859995][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb635e08 [ 1338.860016][ T32] r4:00000000 [ 1338.860035][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1338.860073][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1338.860360][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1338.860577][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8546acc0 [ 1338.868969][ T32] r4:00000000 [ 1338.869037][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1338.869158][ T32] r9:83018005 r8:854da400 r7:00000000 r6:83018000 r5:00001000 r4:7f02b000 [ 1338.869186][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) ** 4 printk messages dropped ** [ 1338.869370][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1338.869540][ T32] r4:85459c00 ** 2 printk messages dropped ** [ 1338.869626][ T32] r4:00000001 ** 1 printk messages dropped ** [ 1338.869714][ T32] Exception stack(0xeb635fb0 to 0xeb635ff8) ** 2 printk messages dropped ** [ 1338.869804][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1338.870537][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1338.881180][ T32] Exception stack(0xe08cdd20 to 0xe08cdd68) ** 1 printk messages dropped ** [ 1338.881248][ T32] dd40: 7f323000 e069b000 8280c9b4 e08cdd9c e08cdda0 e08cdd70 80230ad4 80239bb0 ** 5 printk messages dropped ** [ 1338.881463][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08cddc0 r5:e08cde08 ** 3 printk messages dropped ** [ 1338.881631][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1338.881746][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) ** 5 printk messages dropped ** [ 1338.881952][ T32] r7:dddced40 r6:83018000 r5:85073f8c r4:84b0bc80 ** 8 printk messages dropped ** [ 1338.882360][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1338.882696][ T32] task:kworker/0:756 state:D stack:0 pid:5130 tgid:5130 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1338.883066][ T32] r5:854dbc00 r4:829189bc [ 1338.883087][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.883159][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) ** 1 printk messages dropped ** [ 1338.883264][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1338.883359][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) ** 4 printk messages dropped ** [ 1338.883618][ T32] r9:83018005 r8:854dbc00 r7:00000000 r6:83018000 r5:00001000 r4:7f07b000 ** 8 printk messages dropped ** [ 1338.884008][ T32] r10:61c88647 r9:854dbc00 r8:85459d2c r7:82804d40 r6:dddced40 r5:dddced60 ** 3 printk messages dropped ** [ 1338.884139][ T32] r4:00000001 [ 1338.884219][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.884256][ T32] Exception stack(0xeb741fb0 to 0xeb741ff8) [ 1338.884286][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1338.884326][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.884353][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.884380][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1338.884401][ T32] r4:8546aa40 [ 1338.884909][ T32] INFO: task kworker/0:756:5130 is blocked on a mutex likely owned by task kworker/0:314:3957. [ 1338.884944][ T32] task:kworker/0:314 state:R running task stack:0 pid:3957 tgid:3957 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.885002][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.885044][ T32] Call trace: [ 1338.885072][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1338.885130][ T32] r10:8280c9b4 r9:84b7a400 r8:80200be4 r7:e08cdd54 r6:ffffffff r5:84b7a400 [ 1338.885154][ T32] r4:00000000 [ 1338.885236][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.885280][ T32] Exception stack(0xe08cdd20 to 0xe08cdd68) [ 1338.885325][ T32] dd20: cd540000 e069b000 00000001 80239b98 7f323000 00000001 82ac11c4 82ac05a0 [ 1338.885415][ T32] dd40: 7f323000 e069b000 8280c9b4 e08cdd9c e08cdda0 e08cdd70 80230ad4 80239bb0 [ 1338.885442][ T32] dd60: 80050013 ffffffff [ 1338.885465][ T32] r5:80050013 r4:80239bb0 [ 1338.885487][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1338.885529][ T32] r4:82ac11e4 [ 1338.885549][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.885589][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08cddc0 r5:e08cde08 [ 1338.885611][ T32] r4:e08cddc0 [ 1338.885630][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1338.885672][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9a40 [ 1338.885698][ T32] r4:00000000 [ 1338.885718][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1338.885793][ T32] r9:83018005 r8:84b7a400 r7:00000000 r6:83018000 r5:00001000 r4:7f09b000 [ 1338.885847][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1338.885891][ T32] r5:00001000 r4:e06d3000 [ 1338.885941][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1338.886003][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.886045][ T32] r5:85073f8c r4:85073c00 [ 1338.886075][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1338.886128][ T32] r7:dddced40 r6:83018000 r5:85073f8c r4:84b0bc80 [ 1338.886184][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1338.886233][ T32] r10:61c88647 r9:84b7a400 r8:84b0bcac r7:82804d40 r6:dddced40 r5:dddced60 [ 1338.886256][ T32] r4:84b0bc80 [ 1338.886275][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1338.886334][ T32] r10:00000000 r9:84b0bc80 r8:8027ecf4 r7:e08b1e60 r6:85024480 r5:84b7a400 [ 1338.886380][ T32] r4:00000001 [ 1338.886460][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.886511][ T32] Exception stack(0xe08cdfb0 to 0xe08cdff8) [ 1338.886539][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1338.886567][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.886593][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.886710][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1338.886735][ T32] r4:850d97c0 [ 1338.886761][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.886788][ T32] INFO: task kworker/0:757:5132 blocked for more than 465 seconds. [ 1338.886815][ T32] Not tainted 6.15.0-syzkaller #0 [ 1338.886838][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.886857][ T32] task:kworker/0:757 state:D stack:0 pid:5132 tgid:5132 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.886905][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1338.887107][ T32] r5:854dd400 r4:829189bc [ 1338.887148][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1338.887296][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1338.887548][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8547a940 ** 6 printk messages dropped ** [ 1338.887995][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1338.888255][ T32] r10:00000000 r9:85459e00 r8:8027ecf4 r7:eb741e60 r6:85459e80 r5:854dd400 ** 3 printk messages dropped ** [ 1338.888490][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1338.889301][ T32] task:kworker/0:314 state:R running task stack:0 pid:3957 tgid:3957 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1338.889623][ T32] Exception stack(0xe08cdd20 to 0xe08cdd68) ** 3 printk messages dropped ** [ 1338.889880][ T32] r5:80050013 r4:80239bb0 ** 4 printk messages dropped ** [ 1338.890111][ T32] r4:e08cddc0 [ 1338.890132][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1338.890210][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9a40 [ 1338.890236][ T32] r4:00000000 [ 1338.890329][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1338.890382][ T32] r9:83018005 r8:84b7a400 r7:00000000 r6:83018000 r5:00001000 r4:7f09b000 [ 1338.890404][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1338.890444][ T32] r5:00001000 r4:e06d3000 [ 1338.890506][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1338.913153][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.913261][ T32] r5:85073f8c r4:85073c00 [ 1338.913285][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1338.913347][ T32] r7:dddced40 r6:83018000 r5:85073f8c r4:84b0bc80 [ 1338.913376][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1338.913424][ T32] r10:61c88647 r9:84b7a400 r8:84b0bcac r7:82804d40 r6:dddced40 r5:dddced60 [ 1338.913448][ T32] r4:84b0bc80 [ 1338.913467][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1338.913541][ T32] r10:00000000 r9:84b0bc80 r8:8027ecf4 r7:e08b1e60 r6:85024480 r5:84b7a400 [ 1338.913567][ T32] r4:00000001 [ 1338.913587][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.913623][ T32] Exception stack(0xe08cdfb0 to 0xe08cdff8) [ 1338.913652][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1338.913680][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.913705][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.913734][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1338.913755][ T32] r4:850d97c0 [ 1338.913777][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.913806][ T32] INFO: task kworker/1:240:5133 blocked for more than 465 seconds. [ 1338.913839][ T32] Not tainted 6.15.0-syzkaller #0 [ 1338.913863][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.913884][ T32] task:kworker/1:240 state:D stack:0 pid:5133 tgid:5133 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.913956][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.914055][ T32] Call trace: [ 1338.914099][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1338.914181][ T32] r10:829189c0 r9:eb62dd84 r8:00000002 r7:60000113 r6:eb62dd8c r5:853ca400 [ 1338.914211][ T32] r4:853ca400 [ 1338.914232][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1338.914297][ T32] r5:853ca400 r4:829189bc [ 1338.914348][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.914392][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.914437][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb62de08 [ 1338.914483][ T32] r4:00000000 [ 1338.914506][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1338.914544][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1338.914584][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1338.914647][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a6c500 ** 2 printk messages dropped ** [ 1338.914810][ T32] r9:83018205 r8:853ca400 r7:00000000 r6:83018200 r5:00001000 r4:7f033000 ** 6 printk messages dropped ** [ 1338.915223][ T32] r7:ddde2d40 r6:83018200 r5:853e778c r4:8545a380 ** 7 printk messages dropped ** [ 1338.915519][ T32] Exception stack(0xeb62dfb0 to 0xeb62dff8) ** 6 printk messages dropped ** [ 1338.916257][ T32] task:kworker/0:314 state:R running task stack:0 pid:3957 tgid:3957 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 8 printk messages dropped ** [ 1338.916756][ T32] dd40: 7f323000 e069b000 8280c9b4 e08cdd9c e08cdda0 e08cdd70 80230ad4 80239bb0 [ 1338.916801][ T32] dd60: 80050013 ffffffff [ 1338.916827][ T32] r5:80050013 r4:80239bb0 [ 1338.916871][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1338.916917][ T32] r4:82ac11e4 [ 1338.916937][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.917000][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08cddc0 r5:e08cde08 [ 1338.917026][ T32] r4:e08cddc0 [ 1338.917047][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1338.917135][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9a40 [ 1338.917161][ T32] r4:00000000 [ 1338.917180][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1338.917241][ T32] r9:83018005 r8:84b7a400 r7:00000000 r6:83018000 r5:00001000 r4:7f09b000 [ 1338.917311][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1338.917357][ T32] r5:00001000 r4:e06d3000 [ 1338.917515][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1338.917725][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.917847][ T32] r5:85073f8c r4:85073c00 [ 1338.917951][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1338.918068][ T32] r7:dddced40 r6:83018000 r5:85073f8c r4:84b0bc80 [ 1338.918098][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1338.918169][ T32] r10:61c88647 r9:84b7a400 r8:84b0bcac r7:82804d40 r6:dddced40 r5:dddced60 [ 1338.918195][ T32] r4:84b0bc80 [ 1338.918280][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1338.918471][ T32] r10:00000000 r9:84b0bc80 r8:8027ecf4 r7:e08b1e60 r6:85024480 r5:84b7a400 [ 1338.918529][ T32] r4:00000001 [ 1338.918551][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.918585][ T32] Exception stack(0xe08cdfb0 to 0xe08cdff8) [ 1338.918639][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1338.918670][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.918728][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.918759][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1338.918782][ T32] r4:850d97c0 [ 1338.918802][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.918827][ T32] INFO: task kworker/1:241:5134 blocked for more than 465 seconds. [ 1338.918854][ T32] Not tainted 6.15.0-syzkaller #0 [ 1338.918976][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.919061][ T32] task:kworker/1:241 state:D stack:0 pid:5134 tgid:5134 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.919157][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.919198][ T32] Call trace: [ 1338.919273][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1338.919381][ T32] r10:829189c0 r9:eb729d84 r8:00000002 r7:60000113 r6:eb729d8c r5:853cbc00 [ 1338.919407][ T32] r4:853cbc00 [ 1338.919428][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1338.919501][ T32] r5:853cbc00 r4:829189bc [ 1338.919525][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.919592][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.919642][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb729e08 [ 1338.919707][ T32] r4:00000000 [ 1338.919731][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1338.919770][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1338.919806][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1338.919846][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a6c6c0 [ 1338.919867][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1338.919936][ T32] r9:83018205 r8:853cbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f035000 ** 12 printk messages dropped ** [ 1338.920422][ T32] r4:00000001 ** 8 printk messages dropped ** [ 1338.937977][ T32] task:kworker/0:314 state:R running task stack:0 pid:3957 tgid:3957 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 20 printk messages dropped ** [ 1338.938888][ T32] r9:83018005 r8:84b7a400 r7:00000000 r6:83018000 r5:00001000 r4:7f09b000 ** 15 printk messages dropped ** [ 1338.939713][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 15 printk messages dropped ** [ 1338.940423][ T32] r5:853cc800 r4:829189bc [ 1338.940443][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 9 printk messages dropped ** [ 1338.961701][ T32] r9:83018205 r8:853cc800 r7:00000000 r6:83018200 r5:00001000 r4:7f037000 ** 12 printk messages dropped ** [ 1338.962105][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1338.962307][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1338.963165][ T32] Call trace: [ 1338.963208][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1338.963259][ T32] r10:8280c9b4 r9:84b7a400 r8:80200be4 r7:e08cdd54 r6:ffffffff r5:84b7a400 [ 1338.963282][ T32] r4:00000000 [ 1338.963300][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.963338][ T32] Exception stack(0xe08cdd20 to 0xe08cdd68) [ 1338.963367][ T32] dd20: ce033000 e069b000 00000001 80239b98 7f323000 00000001 82ac11c4 82ac05a0 [ 1338.963394][ T32] dd40: 7f323000 e069b000 8280c9b4 e08cdd9c e08cdda0 e08cdd70 80230ad4 80239bb0 [ 1338.963417][ T32] dd60: 80050013 ffffffff [ 1338.963469][ T32] r5:80050013 r4:80239bb0 [ 1338.963494][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1338.963537][ T32] r4:82ac11e4 [ 1338.963556][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.963597][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08cddc0 r5:e08cde08 [ 1338.963617][ T32] r4:e08cddc0 [ 1338.963661][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1338.963708][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9a40 [ 1338.963757][ T32] r4:00000000 [ 1338.963780][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1338.963823][ T32] r9:83018005 r8:84b7a400 r7:00000000 r6:83018000 r5:00001000 r4:7f09b000 [ 1338.963931][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1338.963977][ T32] r5:00001000 r4:e06d3000 [ 1338.963997][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1338.964081][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.964141][ T32] r5:85073f8c r4:85073c00 [ 1338.964162][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1338.964205][ T32] r7:dddced40 r6:83018000 r5:85073f8c r4:84b0bc80 [ 1338.964225][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1338.964268][ T32] r10:61c88647 r9:84b7a400 r8:84b0bcac r7:82804d40 r6:dddced40 r5:dddced60 [ 1338.964290][ T32] r4:84b0bc80 [ 1338.964308][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1338.964350][ T32] r10:00000000 r9:84b0bc80 r8:8027ecf4 r7:e08b1e60 r6:85024480 r5:84b7a400 [ 1338.964401][ T32] r4:00000001 [ 1338.964425][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.964488][ T32] Exception stack(0xe08cdfb0 to 0xe08cdff8) [ 1338.964556][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1338.964587][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.964614][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.964640][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1338.964735][ T32] r4:850d97c0 [ 1338.964833][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.964880][ T32] INFO: task kworker/1:243:5139 blocked for more than 465 seconds. [ 1338.964941][ T32] Not tainted 6.15.0-syzkaller #0 [ 1338.964970][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.965018][ T32] task:kworker/1:243 state:D stack:0 pid:5139 tgid:5139 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.965069][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.965135][ T32] Call trace: [ 1338.965165][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1338.965212][ T32] r10:829189c0 r9:eb751d84 r8:00000002 r7:60000113 r6:eb751d8c r5:853cd400 [ 1338.965261][ T32] r4:853cd400 [ 1338.965285][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1338.965338][ T32] r5:853cd400 r4:829189bc [ 1338.965366][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.965418][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.965468][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb751e08 [ 1338.965490][ T32] r4:00000000 [ 1338.965510][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1338.965574][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1338.965645][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1338.965692][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a6c940 [ 1338.965735][ T32] r4:00000000 [ 1338.965758][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1338.965800][ T32] r9:83018205 r8:853cd400 r7:00000000 r6:83018200 r5:00001000 r4:7f039000 [ 1338.965821][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1338.965858][ T32] r5:00001000 r4:eafbd000 [ 1338.965878][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1338.965965][ T32] r5:8480d78c r4:8480d400 ** 6 printk messages dropped ** [ 1338.966228][ T32] r10:00000000 r9:8545a680 r8:8027ecf4 r7:eb745e60 r6:8545a700 r5:853cd400 ** 5 printk messages dropped ** [ 1338.966460][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1338.967229][ T32] Call trace: ** 7 printk messages dropped ** [ 1338.967548][ T32] dd60: 80050013 ffffffff ** 5 printk messages dropped ** [ 1338.967811][ T32] r4:e08cddc0 ** 5 printk messages dropped ** [ 1338.968035][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) ** 9 printk messages dropped ** [ 1338.968413][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) ** 7 printk messages dropped ** [ 1338.968639][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 9 printk messages dropped ** [ 1338.969116][ T32] r10:829189c0 r9:eb755d84 r8:00000002 r7:60000113 r6:eb755d8c r5:853ce000 ** 2 printk messages dropped ** [ 1338.969209][ T32] r5:853ce000 r4:829189bc ** 2 printk messages dropped ** [ 1338.969329][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb755e08 ** 8 printk messages dropped ** [ 1338.969582][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 1338.969690][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.969731][ T32] r5:8480d38c r4:8480d000 [ 1338.969769][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1338.969815][ T32] r7:ddde2d40 r6:83018200 r5:8480d38c r4:8545a780 [ 1338.969835][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1338.969879][ T32] r10:61c88647 r9:853ce000 r8:8545a7ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1338.969900][ T32] r4:8545a780 [ 1338.969945][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1338.970003][ T32] r10:00000000 r9:8545a780 r8:8027ecf4 r7:eb751e60 r6:8545a800 r5:853ce000 [ 1338.970040][ T32] r4:00000001 [ 1338.970060][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.970098][ T32] Exception stack(0xeb755fb0 to 0xeb755ff8) [ 1338.970124][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1338.970165][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.970195][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.970222][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1338.970244][ T32] r4:84a6c7c0 [ 1338.985282][ T32] INFO: task kworker/1:244:5141 is blocked on a mutex likely owned by task kworker/0:314:3957. [ 1338.985383][ T32] task:kworker/0:314 state:R running task stack:0 pid:3957 tgid:3957 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.985488][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.985574][ T32] Call trace: [ 1338.985607][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1338.985665][ T32] r10:8280c9b4 r9:84b7a400 r8:80200be4 r7:e08cdd54 r6:ffffffff r5:84b7a400 [ 1338.985688][ T32] r4:00000000 [ 1338.985708][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.985746][ T32] Exception stack(0xe08cdd20 to 0xe08cdd68) [ 1338.985776][ T32] dd20: ce2c3000 e069b000 00000001 80239b98 7f323000 00000001 82ac11c4 82ac05a0 [ 1338.985804][ T32] dd40: 7f323000 e069b000 8280c9b4 e08cdd9c e08cdda0 e08cdd70 80230ad4 80239bb0 [ 1338.985827][ T32] dd60: 80050013 ffffffff [ 1338.985870][ T32] r5:80050013 r4:80239bb0 [ 1338.985895][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1338.985940][ T32] r4:82ac11e4 [ 1338.985962][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.986007][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08cddc0 r5:e08cde08 [ 1338.986029][ T32] r4:e08cddc0 [ 1338.986049][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1338.986097][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9a40 [ 1338.986121][ T32] r4:00000000 [ 1338.986139][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1338.986243][ T32] r9:83018005 r8:84b7a400 r7:00000000 r6:83018000 r5:00001000 r4:7f09b000 [ 1338.986312][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1338.986358][ T32] r5:00001000 r4:e06d3000 [ 1338.986377][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1338.986416][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.986455][ T32] r5:85073f8c r4:85073c00 [ 1338.986475][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1338.986520][ T32] r7:dddced40 r6:83018000 r5:85073f8c r4:84b0bc80 [ 1338.986541][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1338.986586][ T32] r10:61c88647 r9:84b7a400 r8:84b0bcac r7:82804d40 r6:dddced40 r5:dddced60 [ 1338.986608][ T32] r4:84b0bc80 [ 1338.986627][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) ** 5 printk messages dropped ** [ 1338.986881][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1338.987169][ T32] task:kworker/1:245 state:D stack:0 pid:5143 tgid:5143 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1338.987550][ T32] r5:853cec00 r4:829189bc [ 1338.987569][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1338.987699][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1338.987872][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a6cd00 ** 9 printk messages dropped ** [ 1338.988250][ T32] r7:ddde2d40 r6:83018200 r5:8553c38c r4:8545a880 ** 4 printk messages dropped ** [ 1338.988478][ T32] r10:00000000 r9:8545a880 r8:8027ecf4 r7:eb755e60 r6:8545a900 r5:853cec00 [ 1338.988502][ T32] r4:00000001 [ 1338.988521][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.988575][ T32] Exception stack(0xeb759fb0 to 0xeb759ff8) [ 1338.988657][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1338.988701][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.988754][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.988846][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1338.988927][ T32] r4:84a6c7c0 [ 1338.989432][ T32] INFO: task kworker/1:245:5143 is blocked on a mutex likely owned by task kworker/0:314:3957. [ 1338.989470][ T32] task:kworker/0:314 state:R running task stack:0 pid:3957 tgid:3957 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.989668][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.989735][ T32] Call trace: [ 1338.989820][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1338.989873][ T32] r10:8280c9b4 r9:84b7a400 r8:80200be4 r7:e08cdd54 r6:ffffffff r5:84b7a400 [ 1338.989916][ T32] r4:00000000 [ 1338.989938][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.989978][ T32] Exception stack(0xe08cdd20 to 0xe08cdd68) [ 1338.990044][ T32] dd20: ce2c3000 e069b000 00000001 80239b98 7f323000 00000001 82ac11c4 82ac05a0 [ 1338.990084][ T32] dd40: 7f323000 e069b000 8280c9b4 e08cdd9c e08cdda0 e08cdd70 80230ad4 80239bb0 [ 1338.990146][ T32] dd60: 80050013 ffffffff [ 1338.990173][ T32] r5:80050013 r4:80239bb0 [ 1338.990194][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1338.990234][ T32] r4:82ac11e4 [ 1338.990254][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.990317][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08cddc0 r5:e08cde08 [ 1338.990340][ T32] r4:e08cddc0 [ 1338.990359][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1338.990399][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9a40 [ 1338.990420][ T32] r4:00000000 [ 1338.990439][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1338.990480][ T32] r9:83018005 r8:84b7a400 r7:00000000 r6:83018000 r5:00001000 r4:7f09b000 [ 1338.990558][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1339.011031][ T32] r5:00001000 r4:e06d3000 [ 1339.011098][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1339.011197][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.011239][ T32] r5:85073f8c r4:85073c00 [ 1339.011281][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1339.011353][ T32] r7:dddced40 r6:83018000 r5:85073f8c r4:84b0bc80 [ 1339.011378][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1339.011425][ T32] r10:61c88647 r9:84b7a400 r8:84b0bcac r7:82804d40 r6:dddced40 r5:dddced60 [ 1339.011447][ T32] r4:84b0bc80 [ 1339.011469][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1339.011514][ T32] r10:00000000 r9:84b0bc80 r8:8027ecf4 r7:e08b1e60 r6:85024480 r5:84b7a400 [ 1339.011536][ T32] r4:00000001 [ 1339.011555][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.011611][ T32] Exception stack(0xe08cdfb0 to 0xe08cdff8) [ 1339.011645][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1339.011695][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1339.011981][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 7 printk messages dropped ** [ 1339.012413][ T32] r5:853c8c00 r4:829189bc [ 1339.012436][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.012476][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) ** 1 printk messages dropped ** [ 1339.012568][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1339.012811][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1339.013102][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) ** 8 printk messages dropped ** [ 1339.013596][ T32] r10:00000000 r9:8545a980 r8:8027ecf4 r7:eb759e60 r6:8545aa00 r5:853c8c00 ** 7 printk messages dropped ** [ 1339.013916][ T32] r4:84a6cb80 ** 3 printk messages dropped ** [ 1339.014689][ T32] Call trace: ** 4 printk messages dropped ** [ 1339.014960][ T32] Exception stack(0xe08cdd20 to 0xe08cdd68) ** 8 printk messages dropped ** [ 1339.015372][ T32] r4:e08cddc0 ** 4 printk messages dropped ** [ 1339.015640][ T32] r9:83018005 r8:84b7a400 r7:00000000 r6:83018000 r5:00001000 r4:7f09b000 ** 8 printk messages dropped ** [ 1339.015964][ T32] r10:61c88647 r9:84b7a400 r8:84b0bcac r7:82804d40 r6:dddced40 r5:dddced60 ** 8 printk messages dropped ** [ 1339.016308][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1339.016533][ T32] task:kworker/1:247 state:D stack:0 pid:5148 tgid:5148 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1339.016870][ T32] r5:853c6c00 r4:829189bc ** 1 printk messages dropped ** [ 1339.016926][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 1339.017209][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1339.017472][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1339.017792][ T32] r4:00000001 ** 1 printk messages dropped ** [ 1339.017881][ T32] Exception stack(0xeb765fb0 to 0xeb765ff8) [ 1339.017906][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1339.017933][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.017958][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.017986][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1339.018006][ T32] r4:84a6cc40 [ 1339.018440][ T32] INFO: task kworker/1:247:5148 is blocked on a mutex likely owned by task kworker/0:314:3957. [ 1339.018478][ T32] task:kworker/0:314 state:R running task stack:0 pid:3957 tgid:3957 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.018534][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.018575][ T32] Call trace: [ 1339.018628][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1339.018764][ T32] r10:8280c9b4 r9:84b7a400 r8:80200be4 r7:e08cdd54 r6:ffffffff r5:84b7a400 [ 1339.018790][ T32] r4:00000000 [ 1339.018825][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.018866][ T32] Exception stack(0xe08cdd20 to 0xe08cdd68) [ 1339.018904][ T32] dd20: ce8d1000 e069b000 00000001 80239b98 7f323000 00000001 82ac11c4 82ac05a0 [ 1339.018956][ T32] dd40: 7f323000 e069b000 8280c9b4 e08cdd9c e08cdda0 e08cdd70 80230ad4 80239bb0 [ 1339.018983][ T32] dd60: 80050013 ffffffff [ 1339.019006][ T32] r5:80050013 r4:80239bb0 [ 1339.019026][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1339.019175][ T32] r4:82ac11e4 [ 1339.019245][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.019301][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08cddc0 r5:e08cde08 [ 1339.019326][ T32] r4:e08cddc0 [ 1339.019366][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1339.019472][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9a40 [ 1339.019541][ T32] r4:00000000 [ 1339.019568][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1339.019612][ T32] r9:83018005 r8:84b7a400 r7:00000000 r6:83018000 r5:00001000 r4:7f09b000 [ 1339.019633][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1339.019741][ T32] r5:00001000 r4:e06d3000 [ 1339.019766][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1339.019805][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.019864][ T32] r5:85073f8c r4:85073c00 [ 1339.019888][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1339.019974][ T32] r7:dddced40 r6:83018000 r5:85073f8c r4:84b0bc80 [ 1339.020026][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1339.020074][ T32] r10:61c88647 r9:84b7a400 r8:84b0bcac r7:82804d40 r6:dddced40 r5:dddced60 [ 1339.020125][ T32] r4:84b0bc80 [ 1339.020147][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1339.020232][ T32] r10:00000000 r9:84b0bc80 r8:8027ecf4 r7:e08b1e60 r6:85024480 r5:84b7a400 [ 1339.020258][ T32] r4:00000001 [ 1339.020318][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.020362][ T32] Exception stack(0xe08cdfb0 to 0xe08cdff8) [ 1339.020405][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1339.020460][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.020498][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.020604][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1339.045158][ T32] r4:850d97c0 [ 1339.045205][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.045259][ T32] INFO: task kworker/1:248:5149 blocked for more than 465 seconds. [ 1339.045332][ T32] Not tainted 6.15.0-syzkaller #0 [ 1339.045388][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.045435][ T32] task:kworker/1:248 state:D stack:0 pid:5149 tgid:5149 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.045498][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.045558][ T32] Call trace: [ 1339.045647][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1339.045708][ T32] r10:829189c0 r9:eb761d84 r8:00000002 r7:60000013 r6:eb761d8c r5:854f0000 [ 1339.045788][ T32] r4:854f0000 [ 1339.045811][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1339.045874][ T32] r5:854f0000 r4:829189bc [ 1339.045939][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.045990][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.046055][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb761e08 [ 1339.046096][ T32] r4:00000000 [ 1339.046117][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1339.046157][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1339.046196][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1339.046237][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8451c380 [ 1339.046258][ T32] r4:00000000 [ 1339.046297][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1339.046368][ T32] r9:83018205 r8:854f0000 r7:00000000 r6:83018200 r5:00001000 r4:7f075000 [ 1339.046395][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) ** 5 printk messages dropped ** [ 1339.046685][ T32] r7:ddde2d40 r6:83018200 r5:8553d38c r4:8545ab80 ** 8 printk messages dropped ** [ 1339.047110][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1339.048070][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1339.048341][ T32] Exception stack(0xe08cdd20 to 0xe08cdd68) ** 7 printk messages dropped ** [ 1339.048640][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08cddc0 r5:e08cde08 ** 7 printk messages dropped ** [ 1339.048931][ T32] r5:00001000 r4:e06d3000 ** 3 printk messages dropped ** [ 1339.049069][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) ** 8 printk messages dropped ** [ 1339.049383][ T32] Exception stack(0xe08cdfb0 to 0xe08cdff8) ** 5 printk messages dropped ** [ 1339.049596][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 10 printk messages dropped ** [ 1339.050048][ T32] r5:854f0c00 r4:829189bc [ 1339.050077][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 1 printk messages dropped ** [ 1339.050197][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb74de08 ** 5 printk messages dropped ** [ 1339.050399][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1339.067486][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1339.067679][ T32] r4:8545ac80 [ 1339.067697][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1339.067760][ T32] r10:00000000 r9:8545ac80 r8:8027ecf4 r7:eb761e60 r6:8545ad00 r5:854f0c00 [ 1339.067808][ T32] r4:00000001 [ 1339.067840][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.067880][ T32] Exception stack(0xeb74dfb0 to 0xeb74dff8) [ 1339.067930][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1339.067962][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.067989][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.068038][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1339.068083][ T32] r4:84a6cd40 [ 1339.068621][ T32] INFO: task kworker/1:249:5150 is blocked on a mutex likely owned by task kworker/0:314:3957. [ 1339.068659][ T32] task:kworker/0:314 state:R running task stack:0 pid:3957 tgid:3957 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.068782][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.068872][ T32] Call trace: [ 1339.068907][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1339.068961][ T32] r10:8280c9b4 r9:84b7a400 r8:80200be4 r7:e08cdd54 r6:ffffffff r5:84b7a400 [ 1339.069001][ T32] r4:00000000 [ 1339.069053][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.069127][ T32] Exception stack(0xe08cdd20 to 0xe08cdd68) [ 1339.069160][ T32] dd20: cf30b000 e069b000 00000001 80239b98 7f323000 00000001 82ac11c4 82ac05a0 [ 1339.069197][ T32] dd40: 7f323000 e069b000 8280c9b4 e08cdd9c e08cdda0 e08cdd70 80230ad4 80239bb0 [ 1339.069224][ T32] dd60: 80050013 ffffffff [ 1339.069247][ T32] r5:80050013 r4:80239bb0 [ 1339.069278][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1339.069324][ T32] r4:82ac11e4 [ 1339.069364][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.069411][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08cddc0 r5:e08cde08 [ 1339.069486][ T32] r4:e08cddc0 [ 1339.069530][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1339.069575][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9a40 [ 1339.069616][ T32] r4:00000000 [ 1339.069645][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1339.069688][ T32] r9:83018005 r8:84b7a400 r7:00000000 r6:83018000 r5:00001000 r4:7f09b000 [ 1339.069709][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1339.069748][ T32] r5:00001000 r4:e06d3000 [ 1339.069767][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1339.069804][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.069843][ T32] r5:85073f8c r4:85073c00 [ 1339.069863][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1339.069908][ T32] r7:dddced40 r6:83018000 r5:85073f8c r4:84b0bc80 [ 1339.069953][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1339.070034][ T32] r10:61c88647 r9:84b7a400 r8:84b0bcac r7:82804d40 r6:dddced40 r5:dddced60 [ 1339.070059][ T32] r4:84b0bc80 [ 1339.070077][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1339.070142][ T32] r10:00000000 r9:84b0bc80 r8:8027ecf4 r7:e08b1e60 r6:85024480 r5:84b7a400 [ 1339.070176][ T32] r4:00000001 [ 1339.070208][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.070245][ T32] Exception stack(0xe08cdfb0 to 0xe08cdff8) [ 1339.070270][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1339.070321][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.070350][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.070378][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1339.070401][ T32] r4:850d97c0 [ 1339.070442][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.070495][ T32] INFO: task kworker/1:250:5153 blocked for more than 465 seconds. [ 1339.070532][ T32] Not tainted 6.15.0-syzkaller #0 [ 1339.070557][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.070577][ T32] task:kworker/1:250 state:D stack:0 pid:5153 tgid:5153 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.070698][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.079647][ T32] Call trace: [ 1339.079718][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) ** 3 printk messages dropped ** [ 1339.079894][ T32] r5:854f2400 r4:829189bc [ 1339.079918][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.079975][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) ** 4 printk messages dropped ** [ 1339.080252][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) ** 8 printk messages dropped ** [ 1339.093039][ T32] r5:8553d78c r4:8553d400 ** 4 printk messages dropped ** [ 1339.093238][ T32] r4:8545ad80 ** 5 printk messages dropped ** [ 1339.093458][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1339.094325][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1339.094613][ T32] dd60: 80050013 ffffffff ** 5 printk messages dropped ** [ 1339.094805][ T32] r4:e08cddc0 ** 4 printk messages dropped ** [ 1339.094998][ T32] r9:83018005 r8:84b7a400 r7:00000000 r6:83018000 r5:00001000 r4:7f09b000 ** 6 printk messages dropped ** [ 1339.095432][ T32] r7:dddced40 r6:83018000 r5:85073f8c r4:84b0bc80 ** 7 printk messages dropped ** [ 1339.095835][ T32] Exception stack(0xe08cdfb0 to 0xe08cdff8) ** 6 printk messages dropped ** [ 1339.096105][ T32] INFO: task kworker/1:251:5154 blocked for more than 465 seconds. [ 1339.096166][ T32] Not tainted 6.15.0-syzkaller #0 [ 1339.096195][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.096237][ T32] task:kworker/1:251 state:D stack:0 pid:5154 tgid:5154 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.096307][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.096382][ T32] Call trace: [ 1339.096415][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1339.096461][ T32] r10:829189c0 r9:eb771d84 r8:00000002 r7:60000013 r6:eb771d8c r5:854f3000 [ 1339.096483][ T32] r4:854f3000 [ 1339.096506][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1339.096547][ T32] r5:854f3000 r4:829189bc [ 1339.096566][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.096604][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.096648][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb771e08 [ 1339.096697][ T32] r4:00000000 [ 1339.096721][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1339.096761][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1339.096819][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1339.096864][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8546ba00 [ 1339.096979][ T32] r4:00000000 [ 1339.097002][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1339.097065][ T32] r9:83018205 r8:854f3000 r7:00000000 r6:83018200 r5:00001000 r4:7f081000 [ 1339.097097][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1339.097137][ T32] r5:00001000 r4:eb481000 [ 1339.097170][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1339.097227][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.097268][ T32] r5:8553db8c r4:8553d800 [ 1339.097287][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1339.097329][ T32] r7:ddde2d40 r6:83018200 r5:8553db8c r4:8545ae80 [ 1339.097357][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1339.097425][ T32] r10:61c88647 r9:854f3000 r8:8545aeac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1339.097474][ T32] r4:8545ae80 [ 1339.097517][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1339.097563][ T32] r10:00000000 r9:8545ae80 r8:8027ecf4 r7:eb76de60 r6:8545af00 r5:854f3000 [ 1339.097585][ T32] r4:00000001 [ 1339.097625][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.097661][ T32] Exception stack(0xeb771fb0 to 0xeb771ff8) [ 1339.097688][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1339.097715][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.097740][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.097792][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1339.097863][ T32] r4:8546b100 [ 1339.098275][ T32] INFO: task kworker/1:251:5154 is blocked on a mutex likely owned by task kworker/0:314:3957. [ 1339.098340][ T32] task:kworker/0:314 state:R running task stack:0 pid:3957 tgid:3957 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.098442][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.098494][ T32] Call trace: [ 1339.098527][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1339.098576][ T32] r10:8280c9b4 r9:84b7a400 r8:80200be4 r7:e08cdd54 r6:ffffffff r5:84b7a400 [ 1339.098598][ T32] r4:00000000 [ 1339.098617][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.098655][ T32] Exception stack(0xe08cdd20 to 0xe08cdd68) [ 1339.098684][ T32] dd20: cf99e000 e069b000 00000001 80239b98 7f323000 00000001 82ac11c4 82ac05a0 [ 1339.098722][ T32] dd40: 7f323000 e069b000 8280c9b4 e08cdd9c e08cdda0 e08cdd70 80230ad4 80239bb0 [ 1339.098749][ T32] dd60: 80050013 ffffffff ** 4 printk messages dropped ** [ 1339.098906][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08cddc0 r5:e08cde08 ** 3 printk messages dropped ** [ 1339.099039][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1339.099481][ T32] r5:85073f8c r4:85073c00 ** 5 printk messages dropped ** [ 1339.099682][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) ** 9 printk messages dropped ** [ 1339.099974][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 8 printk messages dropped ** [ 1339.100326][ T32] r4:854f3c00 ** 1 printk messages dropped ** [ 1339.100384][ T32] r5:854f3c00 r4:829189bc [ 1339.100440][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1339.100584][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1339.115276][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1339.115595][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1339.116206][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1339.116385][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1339.117322][ T32] Call trace: ** 6 printk messages dropped ** [ 1339.117831][ T32] dd40: 7f323000 e069b000 8280c9b4 e08cdd9c e08cdda0 e08cdd70 80230ad4 80239bb0 ** 6 printk messages dropped ** [ 1339.118168][ T32] r4:e08cddc0 [ 1339.118205][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1339.118268][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9a40 [ 1339.118332][ T32] r4:00000000 [ 1339.118398][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1339.118490][ T32] r9:83018005 r8:84b7a400 r7:00000000 r6:83018000 r5:00001000 r4:7f09b000 [ 1339.118537][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1339.118627][ T32] r5:00001000 r4:e06d3000 [ 1339.118670][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1339.118747][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.118991][ T32] r5:85073f8c r4:85073c00 [ 1339.119043][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1339.119179][ T32] r7:dddced40 r6:83018000 r5:85073f8c r4:84b0bc80 [ 1339.119226][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1339.119313][ T32] r10:61c88647 r9:84b7a400 r8:84b0bcac r7:82804d40 r6:dddced40 r5:dddced60 [ 1339.119369][ T32] r4:84b0bc80 [ 1339.119435][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1339.119500][ T32] r10:00000000 r9:84b0bc80 r8:8027ecf4 r7:e08b1e60 r6:85024480 r5:84b7a400 [ 1339.119539][ T32] r4:00000001 [ 1339.119561][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.119629][ T32] Exception stack(0xe08cdfb0 to 0xe08cdff8) [ 1339.119672][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1339.120091][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.120135][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.120166][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1339.120221][ T32] r4:850d97c0 [ 1339.120246][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.120346][ T32] INFO: task kworker/0:759:5160 blocked for more than 465 seconds. [ 1339.120385][ T32] Not tainted 6.15.0-syzkaller #0 [ 1339.120411][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.120443][ T32] task:kworker/0:759 state:D stack:0 pid:5160 tgid:5160 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.120511][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.134451][ T32] Call trace: [ 1339.134634][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1339.134762][ T32] r10:829189c0 r9:eb785d84 r8:00000002 r7:60000113 r6:eb785d8c r5:854f5400 [ 1339.134804][ T32] r4:854f5400 [ 1339.134839][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1339.134974][ T32] r5:854f5400 r4:829189bc [ 1339.135017][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.135098][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.135210][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb785e08 [ 1339.135289][ T32] r4:00000000 [ 1339.135328][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1339.135402][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1339.135469][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1339.135542][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8547ab80 [ 1339.135583][ T32] r4:00000000 [ 1339.135616][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1339.135706][ T32] r9:83018005 r8:854f5400 r7:00000000 r6:83018000 r5:00001000 r4:7f07d000 [ 1339.135765][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1339.135841][ T32] r5:00001000 r4:eb457000 [ 1339.135910][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1339.135982][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.136048][ T32] r5:854afb8c r4:854af800 [ 1339.136087][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1339.136176][ T32] r7:dddced40 r6:83018000 r5:854afb8c r4:85459f80 [ 1339.136247][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1339.136396][ T32] r10:61c88647 r9:854f5400 r8:85459fac r7:82804d40 r6:dddced40 r5:dddced60 [ 1339.136441][ T32] r4:85459f80 [ 1339.136475][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1339.136548][ T32] r10:00000000 r9:85459f80 r8:8027ecf4 r7:eb77de60 r6:8546d000 r5:854f5400 [ 1339.136590][ T32] r4:00000001 [ 1339.136645][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.136720][ T32] Exception stack(0xeb785fb0 to 0xeb785ff8) [ 1339.136802][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1339.136857][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.136902][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.136951][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1339.136989][ T32] r4:8547a840 [ 1339.137805][ T32] INFO: task kworker/0:759:5160 is blocked on a mutex likely owned by task kworker/0:314:3957. [ 1339.137931][ T32] task:kworker/0:314 state:R running task stack:0 pid:3957 tgid:3957 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 14 printk messages dropped ** [ 1339.139067][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08cddc0 r5:e08cde08 ** 9 printk messages dropped ** [ 1339.139713][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1339.140402][ T32] Exception stack(0xe08cdfb0 to 0xe08cdff8) ** 6 printk messages dropped ** [ 1339.166075][ T32] INFO: task kworker/0:760:5161 blocked for more than 465 seconds. ** 9 printk messages dropped ** [ 1339.166782][ T32] r5:854f6000 r4:829189bc [ 1339.166819][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1339.166999][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1339.167518][ T32] r9:83018005 r8:854f6000 r7:00000000 r6:83018000 r5:00001000 r4:7f07f000 ** 6 printk messages dropped ** [ 1339.167941][ T32] r7:dddced40 r6:83018000 r5:854aff8c r4:85461000 ** 5 printk messages dropped ** [ 1339.168246][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1339.168485][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 12 printk messages dropped ** [ 1339.170188][ T32] dd40: 7f323000 e069b000 8280c9b4 e08cdd9c e08cdda0 e08cdd70 80230ad4 80239bb0 ** 8 printk messages dropped ** [ 1339.181142][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9a40 ** 7 printk messages dropped ** [ 1339.181661][ T32] r5:85073f8c r4:85073c00 [ 1339.181696][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1339.181776][ T32] r7:dddced40 r6:83018000 r5:85073f8c r4:84b0bc80 [ 1339.181814][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1339.181890][ T32] r10:61c88647 r9:84b7a400 r8:84b0bcac r7:82804d40 r6:dddced40 r5:dddced60 [ 1339.181927][ T32] r4:84b0bc80 [ 1339.181962][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1339.182034][ T32] r10:00000000 r9:84b0bc80 r8:8027ecf4 r7:e08b1e60 r6:85024480 r5:84b7a400 [ 1339.182074][ T32] r4:00000001 [ 1339.182120][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.182198][ T32] Exception stack(0xe08cdfb0 to 0xe08cdff8) [ 1339.182252][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1339.182303][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.182351][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.182399][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1339.182437][ T32] r4:850d97c0 [ 1339.182476][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.182526][ T32] INFO: task kworker/0:761:5163 blocked for more than 465 seconds. [ 1339.182577][ T32] Not tainted 6.15.0-syzkaller #0 [ 1339.182618][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.182654][ T32] task:kworker/0:761 state:D stack:0 pid:5163 tgid:5163 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.182748][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.182836][ T32] Call trace: [ 1339.182895][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1339.182993][ T32] r10:829189c0 r9:eb791d84 r8:00000002 r7:60000113 r6:eb791d8c r5:854f6c00 [ 1339.183038][ T32] r4:854f6c00 [ 1339.183072][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1339.183174][ T32] r5:854f6c00 r4:829189bc [ 1339.183211][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.183275][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.183349][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb791e08 [ 1339.183386][ T32] r4:00000000 [ 1339.183421][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1339.183485][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1339.183546][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1339.183612][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8547ae40 [ 1339.183653][ T32] r4:00000000 [ 1339.183687][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1339.183754][ T32] r9:83018005 r8:854f6c00 r7:00000000 r6:83018000 r5:00001000 r4:7f085000 [ 1339.183826][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1339.183896][ T32] r5:00001000 r4:eb4bf000 [ 1339.183930][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1339.184007][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.184088][ T32] r5:854b438c r4:854b4000 [ 1339.184124][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1339.184195][ T32] r7:dddced40 r6:83018000 r5:854b438c r4:85461080 [ 1339.184229][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1339.184301][ T32] r10:61c88647 r9:854f6c00 r8:854610ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1339.184341][ T32] r4:85461080 [ 1339.184374][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) ** 6 printk messages dropped ** [ 1339.184697][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 10 printk messages dropped ** [ 1339.186580][ T32] Exception stack(0xe08cdd20 to 0xe08cdd68) ** 7 printk messages dropped ** [ 1339.187038][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08cddc0 r5:e08cde08 ** 9 printk messages dropped ** [ 1339.187565][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1339.188186][ T32] Exception stack(0xe08cdfb0 to 0xe08cdff8) ** 6 printk messages dropped ** [ 1339.188573][ T32] INFO: task kworker/1:252:5165 blocked for more than 465 seconds. ** 1 printk messages dropped ** [ 1339.188664][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.188700][ T32] task:kworker/1:252 state:D stack:0 pid:5165 tgid:5165 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.188811][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.188876][ T32] Call trace: [ 1339.188962][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1339.189036][ T32] r10:829189c0 r9:eb795d84 r8:00000002 r7:60000013 r6:eb795d8c r5:854f8000 [ 1339.189075][ T32] r4:854f8000 [ 1339.189130][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1339.189214][ T32] r5:854f8000 r4:829189bc [ 1339.189253][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.189319][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.189399][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb795e08 [ 1339.189439][ T32] r4:00000000 [ 1339.189473][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1339.189535][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1339.189613][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1339.189686][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8546bc00 [ 1339.189725][ T32] r4:00000000 [ 1339.189773][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1339.189885][ T32] r9:83018205 r8:854f8000 r7:00000000 r6:83018200 r5:00001000 r4:7f083000 [ 1339.189927][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1339.189992][ T32] r5:00001000 r4:eb4af000 [ 1339.190025][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1339.190099][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.190164][ T32] r5:8553df8c r4:8553dc00 [ 1339.190197][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1339.190268][ T32] r7:ddde2d40 r6:83018200 r5:8553df8c r4:8546d180 [ 1339.190303][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1339.190376][ T32] r10:61c88647 r9:854f8000 r8:8546d1ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1339.190415][ T32] r4:8546d180 [ 1339.190447][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1339.224823][ T32] r10:00000000 r9:8546d180 r8:8027ecf4 r7:eb771e60 r6:8546d200 r5:854f8000 [ 1339.224980][ T32] r4:00000001 [ 1339.225054][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.225167][ T32] Exception stack(0xeb795fb0 to 0xeb795ff8) [ 1339.225234][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1339.225291][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.225372][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.225427][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1339.225466][ T32] r4:8546b880 [ 1339.226216][ T32] INFO: task kworker/1:252:5165 is blocked on a mutex likely owned by task kworker/0:314:3957. [ 1339.226281][ T32] task:kworker/0:314 state:R running task stack:0 pid:3957 tgid:3957 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.226403][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.226596][ T32] Call trace: [ 1339.226678][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1339.226765][ T32] r10:8280c9b4 r9:84b7a400 r8:80200be4 r7:e08cdd54 r6:ffffffff r5:84b7a400 [ 1339.226823][ T32] r4:00000000 [ 1339.226866][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 6 printk messages dropped ** [ 1339.227275][ T32] r4:82ac11e4 ** 2 printk messages dropped ** [ 1339.227482][ T32] r4:e08cddc0 ** 5 printk messages dropped ** [ 1339.227868][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 1339.228391][ T32] r4:84b0bc80 ** 5 printk messages dropped ** [ 1339.228701][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1339.229169][ T32] task:kworker/1:253 state:D stack:0 pid:5167 tgid:5167 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1339.229684][ T32] r5:854fa400 r4:829189bc ** 1 printk messages dropped ** [ 1339.229781][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) ** 5 printk messages dropped ** [ 1339.230188][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8546bec0 ** 7 printk messages dropped ** [ 1339.240276][ T32] r5:8553e38c r4:8553e000 [ 1339.240342][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1339.240458][ T32] r7:ddde2d40 r6:83018200 r5:8553e38c r4:8546d280 [ 1339.240934][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1339.241010][ T32] r10:61c88647 r9:854fa400 r8:8546d2ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1339.241064][ T32] r4:8546d280 [ 1339.241144][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1339.241207][ T32] r10:00000000 r9:8546d280 r8:8027ecf4 r7:eb795e60 r6:8546d300 r5:854fa400 [ 1339.241232][ T32] r4:00000001 [ 1339.241252][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.241313][ T32] Exception stack(0xeb79dfb0 to 0xeb79dff8) [ 1339.241377][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1339.241441][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.241502][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.241671][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1339.241698][ T32] r4:8546ba80 [ 1339.242402][ T32] INFO: task kworker/1:253:5167 is blocked on a mutex likely owned by task kworker/0:314:3957. [ 1339.242524][ T32] task:kworker/0:314 state:R running task stack:0 pid:3957 tgid:3957 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.242666][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.242731][ T32] Call trace: [ 1339.242789][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1339.242895][ T32] r10:8280c9b4 r9:84b7a400 r8:80200be4 r7:e08cdd54 r6:ffffffff r5:84b7a400 [ 1339.242962][ T32] r4:00000000 [ 1339.243043][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.243172][ T32] Exception stack(0xe08cdd20 to 0xe08cdd68) [ 1339.243208][ T32] dd20: d06d3000 e069b000 00000001 80239b98 7f323000 00000001 82ac11c4 82ac05a0 [ 1339.243238][ T32] dd40: 7f323000 e069b000 8280c9b4 e08cdd9c e08cdda0 e08cdd70 80230ad4 80239bb0 [ 1339.243293][ T32] dd60: 80050013 ffffffff [ 1339.243335][ T32] r5:80050013 r4:80239bb0 [ 1339.243401][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1339.243513][ T32] r4:82ac11e4 [ 1339.243539][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.243609][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08cddc0 r5:e08cde08 [ 1339.243662][ T32] r4:e08cddc0 [ 1339.243697][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1339.243787][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9a40 [ 1339.243840][ T32] r4:00000000 [ 1339.243886][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1339.243977][ T32] r9:83018005 r8:84b7a400 r7:00000000 r6:83018000 r5:00001000 r4:7f09b000 [ 1339.244026][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1339.244120][ T32] r5:00001000 r4:e06d3000 [ 1339.244184][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1339.244257][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.244298][ T32] r5:85073f8c r4:85073c00 [ 1339.244317][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1339.244392][ T32] r7:dddced40 r6:83018000 r5:85073f8c r4:84b0bc80 [ 1339.244466][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1339.244514][ T32] r10:61c88647 r9:84b7a400 r8:84b0bcac r7:82804d40 r6:dddced40 r5:dddced60 [ 1339.244542][ T32] r4:84b0bc80 [ 1339.244636][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1339.244689][ T32] r10:00000000 r9:84b0bc80 r8:8027ecf4 r7:e08b1e60 r6:85024480 r5:84b7a400 [ 1339.244726][ T32] r4:00000001 [ 1339.244773][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.244837][ T32] Exception stack(0xe08cdfb0 to 0xe08cdff8) [ 1339.244867][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1339.245385][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 5 printk messages dropped ** [ 1339.245903][ T32] r4:854db000 [ 1339.245933][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1339.246006][ T32] r5:854db000 r4:829189bc [ 1339.246042][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.246091][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.246137][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb769e08 [ 1339.246160][ T32] r4:00000000 [ 1339.246180][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1339.246217][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1339.246348][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1339.246400][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85467e40 [ 1339.246423][ T32] r4:00000000 [ 1339.246453][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1339.246513][ T32] r9:83018005 r8:854db000 r7:00000000 r6:83018000 r5:00001000 r4:7f0b7000 [ 1339.246582][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1339.246626][ T32] r5:00001000 r4:eb86d000 [ 1339.246653][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1339.246703][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.246773][ T32] r5:854b478c r4:854b4400 [ 1339.246809][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1339.246855][ T32] r7:dddced40 r6:83018000 r5:854b478c r4:85461100 [ 1339.246909][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1339.246957][ T32] r10:61c88647 r9:854db000 r8:8546112c r7:82804d40 r6:dddced40 r5:dddced60 ** 3 printk messages dropped ** [ 1339.247223][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1339.247454][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1339.248695][ T32] r10:8280c9b4 r9:84b7a400 r8:80200be4 r7:e08cdd54 r6:ffffffff r5:84b7a400 ** 10 printk messages dropped ** [ 1339.249193][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08cddc0 r5:e08cde08 ** 9 printk messages dropped ** [ 1339.249897][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1339.250462][ T32] r10:00000000 r9:84b0bc80 r8:8027ecf4 r7:e08b1e60 r6:85024480 r5:84b7a400 ** 12 printk messages dropped ** [ 1339.282075][ T32] task:kworker/1:254 state:D stack:0 pid:5171 tgid:5171 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1339.282511][ T32] r5:854dec00 r4:829189bc ** 2 printk messages dropped ** [ 1339.282639][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb7a1e08 ** 7 printk messages dropped ** [ 1339.283248][ T32] r9:83018205 r8:854dec00 r7:00000000 r6:83018200 r5:00001000 r4:7f095000 ** 6 printk messages dropped ** [ 1339.283605][ T32] r7:ddde2d40 r6:83018200 r5:8553eb8c r4:8546d380 ** 5 printk messages dropped ** [ 1339.283955][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1339.284239][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1339.285772][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1339.286070][ T32] dd60: 80050013 ffffffff ** 5 printk messages dropped ** [ 1339.286399][ T32] r4:e08cddc0 ** 2 printk messages dropped ** [ 1339.286600][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1339.286851][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 1 printk messages dropped ** [ 1339.287032][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1339.287143][ T32] r7:dddced40 r6:83018000 r5:85073f8c r4:84b0bc80 [ 1339.287222][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1339.287277][ T32] r10:61c88647 r9:84b7a400 r8:84b0bcac r7:82804d40 r6:dddced40 r5:dddced60 [ 1339.287300][ T32] r4:84b0bc80 [ 1339.287384][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1339.287465][ T32] r10:00000000 r9:84b0bc80 r8:8027ecf4 r7:e08b1e60 r6:85024480 r5:84b7a400 [ 1339.287496][ T32] r4:00000001 [ 1339.287518][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.287556][ T32] Exception stack(0xe08cdfb0 to 0xe08cdff8) [ 1339.287613][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1339.287661][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.287692][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.287767][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1339.287796][ T32] r4:850d97c0 [ 1339.287854][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.287917][ T32] INFO: task kworker/1:255:5173 blocked for more than 465 seconds. [ 1339.287954][ T32] Not tainted 6.15.0-syzkaller #0 [ 1339.288007][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.288034][ T32] task:kworker/1:255 state:D stack:0 pid:5173 tgid:5173 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.288150][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.288333][ T32] Call trace: [ 1339.288434][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1339.288530][ T32] r10:829189c0 r9:eb7a9d84 r8:00000002 r7:60000113 r6:eb7a9d8c r5:84a18000 [ 1339.288624][ T32] r4:84a18000 [ 1339.288671][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1339.288753][ T32] r5:84a18000 r4:829189bc [ 1339.288784][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.288828][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.288877][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb7a9e08 [ 1339.288931][ T32] r4:00000000 [ 1339.288957][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1339.289011][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1339.289075][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1339.289133][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8546bfc0 [ 1339.289159][ T32] r4:00000000 [ 1339.289178][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1339.289220][ T32] r9:83018205 r8:84a18000 r7:00000000 r6:83018200 r5:00001000 r4:7f089000 [ 1339.289243][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1339.289314][ T32] r5:00001000 r4:eb5a1000 [ 1339.289394][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1339.289481][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.289572][ T32] r5:8553e78c r4:8553e400 [ 1339.289619][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1339.289763][ T32] r7:ddde2d40 r6:83018200 r5:8553e78c r4:8546d400 [ 1339.289828][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1339.289922][ T32] r10:61c88647 r9:84a18000 r8:8546d42c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1339.289976][ T32] r4:8546d400 [ 1339.290116][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1339.290222][ T32] r10:00000000 r9:8546d400 r8:8027ecf4 r7:eb7a1e60 r6:85461280 r5:84a18000 [ 1339.290270][ T32] r4:00000001 [ 1339.290310][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.290396][ T32] Exception stack(0xeb7a9fb0 to 0xeb7a9ff8) [ 1339.290477][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1339.290614][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.311483][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.311597][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1339.311651][ T32] r4:8546bd40 [ 1339.312536][ T32] INFO: task kworker/1:255:5173 is blocked on a mutex likely owned by task kworker/0:314:3957. [ 1339.312621][ T32] task:kworker/0:314 state:R running task stack:0 pid:3957 tgid:3957 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.312763][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.312882][ T32] Call trace: [ 1339.313077][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) ** 6 printk messages dropped ** [ 1339.313761][ T32] dd60: 80050013 ffffffff ** 5 printk messages dropped ** [ 1339.314427][ T32] r4:e08cddc0 ** 5 printk messages dropped ** [ 1339.314791][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 1339.315585][ T32] r4:84b0bc80 ** 6 printk messages dropped ** [ 1339.316249][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1339.316684][ T32] task:kworker/1:256 state:D stack:0 pid:5175 tgid:5175 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1339.317222][ T32] r5:84a19800 r4:829189bc ** 2 printk messages dropped ** [ 1339.317373][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb7b1e08 ** 9 printk messages dropped ** [ 1339.317789][ T32] r5:00001000 r4:eb615000 ** 7 printk messages dropped ** [ 1339.318232][ T32] r4:8546d480 [ 1339.318319][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1339.318378][ T32] r10:00000000 r9:8546d480 r8:8027ecf4 r7:eb7a1e60 r6:85461300 r5:84a19800 [ 1339.318433][ T32] r4:00000001 [ 1339.318458][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.318496][ T32] Exception stack(0xeb7b1fb0 to 0xeb7b1ff8) [ 1339.318540][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1339.318587][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.318646][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.318682][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1339.318760][ T32] r4:8546bf40 [ 1339.319241][ T32] INFO: task kworker/1:256:5175 is blocked on a mutex likely owned by task kworker/0:314:3957. [ 1339.319289][ T32] task:kworker/0:314 state:R running task stack:0 pid:3957 tgid:3957 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.319559][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.319609][ T32] Call trace: [ 1339.319691][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1339.319777][ T32] r10:8280c9b4 r9:84b7a400 r8:80200be4 r7:e08cdd54 r6:ffffffff r5:84b7a400 [ 1339.319971][ T32] r4:00000000 [ 1339.320072][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.320128][ T32] Exception stack(0xe08cdd20 to 0xe08cdd68) [ 1339.320159][ T32] dd20: d0e78000 e069b000 00000001 80239b98 7f323000 00000001 82ac11c4 82ac05a0 [ 1339.320189][ T32] dd40: 7f323000 e069b000 8280c9b4 e08cdd9c e08cdda0 e08cdd70 80230ad4 80239bb0 [ 1339.320277][ T32] dd60: 80050013 ffffffff [ 1339.320307][ T32] r5:80050013 r4:80239bb0 [ 1339.320567][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1339.344132][ T32] r4:82ac11e4 [ 1339.344221][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.344302][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08cddc0 r5:e08cde08 [ 1339.344352][ T32] r4:e08cddc0 [ 1339.344391][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1339.344438][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9a40 [ 1339.344461][ T32] r4:00000000 [ 1339.344479][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1339.344523][ T32] r9:83018005 r8:84b7a400 r7:00000000 r6:83018000 r5:00001000 r4:7f09b000 [ 1339.344610][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1339.344663][ T32] r5:00001000 r4:e06d3000 [ 1339.344716][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1339.344782][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.344837][ T32] r5:85073f8c r4:85073c00 [ 1339.344857][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1339.344901][ T32] r7:dddced40 r6:83018000 r5:85073f8c r4:84b0bc80 [ 1339.344922][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1339.344967][ T32] r10:61c88647 r9:84b7a400 r8:84b0bcac r7:82804d40 r6:dddced40 r5:dddced60 [ 1339.344990][ T32] r4:84b0bc80 [ 1339.345008][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) ** 4 printk messages dropped ** [ 1339.345195][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1339.346261][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1339.346622][ T32] r5:84a1a400 r4:829189bc [ 1339.346743][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 1 printk messages dropped ** [ 1339.347302][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb7b5e08 ** 8 printk messages dropped ** [ 1339.347872][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 1339.348640][ T32] r4:8546d500 ** 6 printk messages dropped ** [ 1339.349210][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1339.372121][ T32] r4:00000000 ** 7 printk messages dropped ** [ 1339.373039][ T32] r4:82ac11e4 ** 2 printk messages dropped ** [ 1339.373235][ T32] r4:e08cddc0 ** 6 printk messages dropped ** [ 1339.373947][ T32] r5:00001000 r4:e06d3000 ** 6 printk messages dropped ** [ 1339.374513][ T32] r10:61c88647 r9:84b7a400 r8:84b0bcac r7:82804d40 r6:dddced40 r5:dddced60 ** 9 printk messages dropped ** [ 1339.375063][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 9 printk messages dropped ** [ 1339.376079][ T32] r10:829189c0 r9:eb7b9d84 r8:00000002 r7:60000113 r6:eb7b9d8c r5:84a1b000 ** 2 printk messages dropped ** [ 1339.376259][ T32] r5:84a1b000 r4:829189bc [ 1339.376308][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.376395][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.376489][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb7b9e08 [ 1339.376542][ T32] r4:00000000 [ 1339.376583][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1339.376658][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1339.376729][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1339.376863][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85469040 [ 1339.376915][ T32] r4:00000000 [ 1339.376958][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1339.377039][ T32] r9:83018205 r8:84a1b000 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1339.377096][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1339.377179][ T32] r5:00001000 r4:eb64b000 [ 1339.377230][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1339.377383][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.377529][ T32] r5:8553f78c r4:8553f400 [ 1339.377577][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1339.377662][ T32] r7:ddde2d40 r6:83018200 r5:8553f78c r4:8546d580 [ 1339.377706][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1339.377795][ T32] r10:61c88647 r9:84a1b000 r8:8546d5ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1339.377844][ T32] r4:8546d580 [ 1339.377959][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1339.378053][ T32] r10:00000000 r9:8546d580 r8:8027ecf4 r7:eb7b5e60 r6:85461400 r5:84a1b000 [ 1339.378173][ T32] r4:00000001 [ 1339.378219][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.378291][ T32] Exception stack(0xeb7b9fb0 to 0xeb7b9ff8) [ 1339.378347][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1339.378407][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.378507][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.378571][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1339.378717][ T32] r4:85453f40 [ 1339.379624][ T32] INFO: task kworker/1:258:5179 is blocked on a mutex likely owned by task kworker/0:314:3957. [ 1339.379731][ T32] task:kworker/0:314 state:R running task stack:0 pid:3957 tgid:3957 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.379856][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.380091][ T32] Call trace: [ 1339.380224][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1339.380323][ T32] r10:8280c9b4 r9:84b7a400 r8:80200be4 r7:e08cdd54 r6:ffffffff r5:84b7a400 [ 1339.380377][ T32] r4:00000000 [ 1339.380418][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.380503][ T32] Exception stack(0xe08cdd20 to 0xe08cdd68) [ 1339.380565][ T32] dd20: d112a000 e069b000 00000001 80239b98 7f323000 00000001 82ac11c4 82ac05a0 [ 1339.381037][ T32] dd40: 7f323000 e069b000 8280c9b4 e08cdd9c e08cdda0 e08cdd70 80230ad4 80239bb0 [ 1339.408604][ T32] dd60: 80050013 ffffffff [ 1339.408661][ T32] r5:80050013 r4:80239bb0 [ 1339.408702][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1339.408826][ T32] r4:82ac11e4 [ 1339.408882][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.408934][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08cddc0 r5:e08cde08 [ 1339.408959][ T32] r4:e08cddc0 ** 1 printk messages dropped ** [ 1339.409023][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9a40 ** 9 printk messages dropped ** [ 1339.409461][ T32] r7:dddced40 r6:83018000 r5:85073f8c r4:84b0bc80 ** 8 printk messages dropped ** [ 1339.409821][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1339.410346][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1339.421897][ T32] r5:84a1bc00 r4:829189bc [ 1339.422199][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1339.422492][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1339.423020][ T32] r9:83018205 r8:84a1bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09f000 ** 8 printk messages dropped ** [ 1339.423936][ T32] r10:61c88647 r9:84a1bc00 r8:8546d62c r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 8 printk messages dropped ** [ 1339.424500][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 10 printk messages dropped ** [ 1339.425783][ T32] Exception stack(0xe08cdd20 to 0xe08cdd68) ** 8 printk messages dropped ** [ 1339.426064][ T32] r4:e08cddc0 ** 2 printk messages dropped ** [ 1339.426179][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1339.426484][ T32] r5:85073f8c r4:85073c00 ** 5 printk messages dropped ** [ 1339.427006][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) ** 10 printk messages dropped ** [ 1339.427878][ T32] INFO: task kworker/1:260:5184 blocked for more than 465 seconds. ** 9 printk messages dropped ** [ 1339.428401][ T32] r5:84a1e000 r4:829189bc [ 1339.428423][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1339.428528][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1339.429101][ T32] r9:83018205 r8:84a1e000 r7:00000000 r6:83018200 r5:00001000 r4:7f09d000 ** 8 printk messages dropped ** [ 1339.429882][ T32] r10:61c88647 r9:84a1e000 r8:8546d6ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 8 printk messages dropped ** [ 1339.430408][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 9 printk messages dropped ** [ 1339.452656][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 9 printk messages dropped ** [ 1339.453490][ T32] r4:e08cddc0 ** 6 printk messages dropped ** [ 1339.454100][ T32] r5:00001000 r4:e06d3000 ** 1 printk messages dropped ** [ 1339.454198][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.454258][ T32] r5:85073f8c r4:85073c00 [ 1339.454282][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1339.454438][ T32] r7:dddced40 r6:83018000 r5:85073f8c r4:84b0bc80 [ 1339.454463][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1339.454510][ T32] r10:61c88647 r9:84b7a400 r8:84b0bcac r7:82804d40 r6:dddced40 r5:dddced60 [ 1339.454532][ T32] r4:84b0bc80 [ 1339.454550][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1339.454592][ T32] r10:00000000 r9:84b0bc80 r8:8027ecf4 r7:e08b1e60 r6:85024480 r5:84b7a400 [ 1339.454646][ T32] r4:00000001 [ 1339.454683][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.454721][ T32] Exception stack(0xe08cdfb0 to 0xe08cdff8) [ 1339.454747][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1339.454808][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.454868][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.454933][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1339.454958][ T32] r4:850d97c0 [ 1339.454981][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.455023][ T32] INFO: task kworker/1:261:5185 blocked for more than 465 seconds. [ 1339.455059][ T32] Not tainted 6.15.0-syzkaller #0 [ 1339.455184][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.455319][ T32] task:kworker/1:261 state:D stack:0 pid:5185 tgid:5185 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.455379][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.455458][ T32] Call trace: [ 1339.455489][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1339.455537][ T32] r10:829189c0 r9:eb7e1d84 r8:00000002 r7:60000113 r6:eb7e1d8c r5:84a1ec00 [ 1339.455560][ T32] r4:84a1ec00 [ 1339.455581][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1339.455638][ T32] r5:84a1ec00 r4:829189bc [ 1339.455670][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.455710][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.455755][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb7e1e08 [ 1339.455776][ T32] r4:00000000 [ 1339.455796][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1339.455868][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1339.455908][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1339.455948][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85469c00 [ 1339.455969][ T32] r4:00000000 [ 1339.455989][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1339.456028][ T32] r9:83018205 r8:84a1ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f0ad000 [ 1339.456047][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1339.456084][ T32] r5:00001000 r4:eb82d000 [ 1339.456102][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1339.456209][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.456251][ T32] r5:8554578c r4:85545400 [ 1339.456334][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1339.456381][ T32] r7:ddde2d40 r6:83018200 r5:8554578c r4:8546d700 [ 1339.456402][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1339.456447][ T32] r10:61c88647 r9:84a1ec00 r8:8546d72c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1339.456500][ T32] r4:8546d700 [ 1339.456522][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1339.456565][ T32] r10:00000000 r9:8546d700 r8:8027ecf4 r7:eb7c1e60 r6:85461580 r5:84a1ec00 [ 1339.456586][ T32] r4:00000001 [ 1339.456631][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.456707][ T32] Exception stack(0xeb7e1fb0 to 0xeb7e1ff8) [ 1339.456740][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1339.456788][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.456818][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.456846][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1339.456868][ T32] r4:85469240 [ 1339.457204][ T32] INFO: task kworker/1:261:5185 is blocked on a mutex likely owned by task kworker/0:314:3957. [ 1339.457258][ T32] task:kworker/0:314 state:R running task stack:0 pid:3957 tgid:3957 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.457335][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.457381][ T32] Call trace: [ 1339.457414][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1339.457464][ T32] r10:8280c9b4 r9:84b7a400 r8:80200be4 r7:e08cdd54 r6:ffffffff r5:84b7a400 [ 1339.457487][ T32] r4:00000000 [ 1339.457568][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.457692][ T32] Exception stack(0xe08cdd20 to 0xe08cdd68) [ 1339.457725][ T32] dd20: d18a6000 e069b000 00000001 80239b98 7f323000 00000001 82ac11c4 82ac05a0 [ 1339.457754][ T32] dd40: 7f323000 e069b000 8280c9b4 e08cdd9c e08cdda0 e08cdd70 80230ad4 80239bb0 [ 1339.457777][ T32] dd60: 80050013 ffffffff [ 1339.457799][ T32] r5:80050013 r4:80239bb0 [ 1339.457819][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1339.457859][ T32] r4:82ac11e4 [ 1339.457878][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.457985][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08cddc0 r5:e08cde08 [ 1339.458010][ T32] r4:e08cddc0 [ 1339.458030][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1339.458071][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9a40 [ 1339.458093][ T32] r4:00000000 [ 1339.458111][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1339.458202][ T32] r9:83018005 r8:84b7a400 r7:00000000 r6:83018000 r5:00001000 r4:7f09b000 ** 6 printk messages dropped ** [ 1339.458513][ T32] r7:dddced40 r6:83018000 r5:85073f8c r4:84b0bc80 ** 8 printk messages dropped ** [ 1339.458907][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1339.459388][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1339.459623][ T32] r5:84a18c00 r4:829189bc [ 1339.459675][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 4 printk messages dropped ** [ 1339.460139][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1339.482236][ T32] r5:8554438c r4:85544000 ** 4 printk messages dropped ** [ 1339.482553][ T32] r4:8546d780 ** 6 printk messages dropped ** [ 1339.482948][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1339.484919][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) ** 12 printk messages dropped ** [ 1339.486899][ T32] r4:e08cddc0 ** 2 printk messages dropped ** [ 1339.487447][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1339.487625][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) ** 9 printk messages dropped ** [ 1339.488554][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1339.488716][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 9 printk messages dropped ** [ 1339.489270][ T32] r10:829189c0 r9:eb7fdd84 r8:00000002 r7:60000113 r6:eb7fdd8c r5:84a1d400 ** 2 printk messages dropped ** [ 1339.489395][ T32] r5:84a1d400 r4:829189bc ** 3 printk messages dropped ** [ 1339.489525][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1339.489617][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1339.489671][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1339.489771][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85469700 [ 1339.489824][ T32] r4:00000000 [ 1339.489869][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1339.489972][ T32] r9:83018205 r8:84a1d400 r7:00000000 r6:83018200 r5:00001000 r4:7f0a3000 [ 1339.490096][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1339.490227][ T32] r5:00001000 r4:eb7e9000 [ 1339.490276][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1339.490395][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.490478][ T32] r5:8554478c r4:85544400 [ 1339.490518][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1339.513722][ T32] r7:ddde2d40 r6:83018200 r5:8554478c r4:8546d800 [ 1339.513888][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1339.514054][ T32] r10:61c88647 r9:84a1d400 r8:8546d82c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1339.514136][ T32] r4:8546d800 [ 1339.514185][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1339.514278][ T32] r10:00000000 r9:8546d800 r8:8027ecf4 r7:eb7e1e60 r6:85461680 r5:84a1d400 [ 1339.514320][ T32] r4:00000001 [ 1339.514370][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.514445][ T32] Exception stack(0xeb7fdfb0 to 0xeb7fdff8) [ 1339.514499][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1339.514559][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.514605][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.514662][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1339.514710][ T32] r4:854693c0 [ 1339.515564][ T32] INFO: task kworker/1:263:5188 is blocked on a mutex likely owned by task kworker/0:314:3957. [ 1339.515662][ T32] task:kworker/0:314 state:R running task stack:0 pid:3957 tgid:3957 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.515804][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.515897][ T32] Call trace: [ 1339.515959][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1339.516055][ T32] r10:8280c9b4 r9:84b7a400 r8:80200be4 r7:e08cdd54 r6:ffffffff r5:84b7a400 [ 1339.516105][ T32] r4:00000000 [ 1339.516147][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.516251][ T32] Exception stack(0xe08cdd20 to 0xe08cdd68) [ 1339.516384][ T32] dd20: d1f53000 e069b000 00000001 80239b98 7f323000 00000001 82ac11c4 82ac05a0 [ 1339.516458][ T32] dd40: 7f323000 e069b000 8280c9b4 e08cdd9c e08cdda0 e08cdd70 80230ad4 80239bb0 [ 1339.516508][ T32] dd60: 80050013 ffffffff [ 1339.516615][ T32] r5:80050013 r4:80239bb0 [ 1339.516733][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1339.516822][ T32] r4:82ac11e4 [ 1339.516870][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.517073][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08cddc0 r5:e08cde08 [ 1339.517128][ T32] r4:e08cddc0 [ 1339.517168][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1339.517258][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9a40 [ 1339.517301][ T32] r4:00000000 [ 1339.517352][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1339.517437][ T32] r9:83018005 r8:84b7a400 r7:00000000 r6:83018000 r5:00001000 r4:7f09b000 [ 1339.517477][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1339.517597][ T32] r5:00001000 r4:e06d3000 [ 1339.517644][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1339.517726][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.517795][ T32] r5:85073f8c r4:85073c00 [ 1339.517927][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1339.518011][ T32] r7:dddced40 r6:83018000 r5:85073f8c r4:84b0bc80 [ 1339.518140][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1339.518250][ T32] r10:61c88647 r9:84b7a400 r8:84b0bcac r7:82804d40 r6:dddced40 r5:dddced60 [ 1339.518301][ T32] r4:84b0bc80 ** 2 printk messages dropped ** [ 1339.518600][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1339.518915][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 10 printk messages dropped ** [ 1339.520214][ T32] r10:829189c0 r9:eb80dd84 r8:00000002 r7:60000113 r6:eb80dd8c r5:854dc800 ** 2 printk messages dropped ** [ 1339.520382][ T32] r5:854dc800 r4:829189bc [ 1339.520420][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 5 printk messages dropped ** [ 1339.540532][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) ** 9 printk messages dropped ** [ 1339.551520][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) ** 10 printk messages dropped ** [ 1339.552012][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1339.552932][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) ** 12 printk messages dropped ** [ 1339.553317][ T32] r4:e08cddc0 ** 2 printk messages dropped ** [ 1339.553606][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1339.554006][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 11 printk messages dropped ** [ 1339.554610][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1339.555152][ T32] task:kworker/1:265 state:D stack:0 pid:5193 tgid:5193 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1339.555478][ T32] r5:84660c00 r4:829189bc ** 2 printk messages dropped ** [ 1339.555578][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb821e08 ** 8 printk messages dropped ** [ 1339.556062][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 1339.556387][ T32] r4:8546d900 ** 5 printk messages dropped ** [ 1339.556739][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1339.557380][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.557429][ T32] Call trace: [ 1339.557521][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1339.557704][ T32] r10:8280c9b4 r9:84b7a400 r8:80200be4 r7:e08cdd54 r6:ffffffff r5:84b7a400 [ 1339.557731][ T32] r4:00000000 [ 1339.557815][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.557931][ T32] Exception stack(0xe08cdd20 to 0xe08cdd68) [ 1339.557975][ T32] dd20: d2387000 e069b000 00000001 80239b98 7f323000 00000001 82ac11c4 82ac05a0 [ 1339.558007][ T32] dd40: 7f323000 e069b000 8280c9b4 e08cdd9c e08cdda0 e08cdd70 80230ad4 80239bb0 [ 1339.558045][ T32] dd60: 80050013 ffffffff [ 1339.558163][ T32] r5:80050013 r4:80239bb0 [ 1339.558281][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1339.558401][ T32] r4:82ac11e4 [ 1339.558425][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.558468][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08cddc0 r5:e08cde08 [ 1339.558489][ T32] r4:e08cddc0 [ 1339.558508][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1339.558548][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9a40 [ 1339.558641][ T32] r4:00000000 [ 1339.558663][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1339.558706][ T32] r9:83018005 r8:84b7a400 r7:00000000 r6:83018000 r5:00001000 r4:7f09b000 [ 1339.558727][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1339.558766][ T32] r5:00001000 r4:e06d3000 [ 1339.558786][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1339.558976][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.559019][ T32] r5:85073f8c r4:85073c00 [ 1339.559039][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1339.559106][ T32] r7:dddced40 r6:83018000 r5:85073f8c r4:84b0bc80 [ 1339.559149][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1339.559194][ T32] r10:61c88647 r9:84b7a400 r8:84b0bcac r7:82804d40 r6:dddced40 r5:dddced60 [ 1339.559216][ T32] r4:84b0bc80 [ 1339.559234][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1339.559277][ T32] r10:00000000 r9:84b0bc80 r8:8027ecf4 r7:e08b1e60 r6:85024480 r5:84b7a400 [ 1339.559300][ T32] r4:00000001 [ 1339.559319][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.559361][ T32] Exception stack(0xe08cdfb0 to 0xe08cdff8) [ 1339.559386][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1339.559445][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.559497][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.559527][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1339.559550][ T32] r4:850d97c0 [ 1339.559570][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.559623][ T32] INFO: task kworker/1:266:5194 blocked for more than 466 seconds. [ 1339.559653][ T32] Not tainted 6.15.0-syzkaller #0 [ 1339.559708][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.559735][ T32] task:kworker/1:266 state:D stack:0 pid:5194 tgid:5194 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.559782][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.559819][ T32] Call trace: [ 1339.559888][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1339.559934][ T32] r10:829189c0 r9:eb825d84 r8:00000002 r7:60000113 r6:eb825d8c r5:84661800 [ 1339.559955][ T32] r4:84661800 [ 1339.559973][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1339.560043][ T32] r5:84661800 r4:829189bc [ 1339.560066][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.560107][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.560153][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb825e08 [ 1339.560174][ T32] r4:00000000 [ 1339.560192][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1339.560229][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1339.560303][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1339.560390][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85469ac0 [ 1339.560416][ T32] r4:00000000 [ 1339.560435][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1339.560474][ T32] r9:83018205 r8:84661800 r7:00000000 r6:83018200 r5:00001000 r4:7f0a9000 [ 1339.560538][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1339.581381][ T32] r5:00001000 r4:eb819000 [ 1339.581475][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1339.581591][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.581689][ T32] r5:8554538c r4:85545000 [ 1339.581761][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1339.581878][ T32] r7:ddde2d40 r6:83018200 r5:8554538c r4:8546d980 [ 1339.581918][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1339.582013][ T32] r10:61c88647 r9:84661800 r8:8546d9ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1339.582191][ T32] r4:8546d980 [ 1339.582230][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1339.582305][ T32] r10:00000000 r9:8546d980 r8:8027ecf4 r7:eb7e1e60 r6:85461800 r5:84661800 [ 1339.582347][ T32] r4:00000001 [ 1339.582379][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 4 printk messages dropped ** [ 1339.582685][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 11 printk messages dropped ** [ 1339.584370][ T32] dd40: 7f323000 e069b000 8280c9b4 e08cdd9c e08cdda0 e08cdd70 80230ad4 80239bb0 ** 9 printk messages dropped ** [ 1339.585162][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1339.585486][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 11 printk messages dropped ** [ 1339.586054][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1339.586685][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1339.587451][ T32] r5:84660000 r4:829189bc [ 1339.587489][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1339.587811][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1339.587903][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1339.587960][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1339.588030][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85469d00 [ 1339.588139][ T32] r4:00000000 [ 1339.588177][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1339.588282][ T32] r9:83018205 r8:84660000 r7:00000000 r6:83018200 r5:00001000 r4:7f0af000 [ 1339.588320][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1339.588392][ T32] r5:00001000 r4:eb839000 [ 1339.588424][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1339.588485][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.588563][ T32] r5:85545b8c r4:85545800 [ 1339.588678][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1339.588788][ T32] r7:ddde2d40 r6:83018200 r5:85545b8c r4:8546da00 [ 1339.588898][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1339.588977][ T32] r10:61c88647 r9:84660000 r8:8546da2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1339.589013][ T32] r4:8546da00 [ 1339.589044][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1339.589114][ T32] r10:00000000 r9:8546da00 r8:8027ecf4 r7:eb7e1e60 r6:85461880 r5:84660000 [ 1339.589150][ T32] r4:00000001 [ 1339.589183][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.589296][ T32] Exception stack(0xeb841fb0 to 0xeb841ff8) [ 1339.589419][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1339.589483][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.589528][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.589647][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1339.589767][ T32] r4:85469940 [ 1339.590487][ T32] INFO: task kworker/1:267:5197 is blocked on a mutex likely owned by task kworker/0:314:3957. [ 1339.620442][ T32] task:kworker/0:314 state:R running task stack:0 pid:3957 tgid:3957 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.621524][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.621686][ T32] Call trace: [ 1339.621832][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1339.621925][ T32] r10:8280c9b4 r9:84b7a400 r8:80200be4 r7:e08cdd54 r6:ffffffff r5:84b7a400 [ 1339.621963][ T32] r4:00000000 [ 1339.622024][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.622093][ T32] Exception stack(0xe08cdd20 to 0xe08cdd68) [ 1339.622248][ T32] dd20: d287b000 e069b000 00000001 80239b98 7f323000 00000001 82ac11c4 82ac05a0 [ 1339.622352][ T32] dd40: 7f323000 e069b000 8280c9b4 e08cdd9c e08cdda0 e08cdd70 80230ad4 80239bb0 [ 1339.622464][ T32] dd60: 80050013 ffffffff [ 1339.622669][ T32] r5:80050013 r4:80239bb0 [ 1339.622706][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1339.622774][ T32] r4:82ac11e4 [ 1339.622985][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.623099][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08cddc0 r5:e08cde08 [ 1339.623169][ T32] r4:e08cddc0 [ 1339.623226][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1339.623301][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9a40 [ 1339.623343][ T32] r4:00000000 [ 1339.623456][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1339.623565][ T32] r9:83018005 r8:84b7a400 r7:00000000 r6:83018000 r5:00001000 r4:7f09b000 [ 1339.623605][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1339.623727][ T32] r5:00001000 r4:e06d3000 [ 1339.623836][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1339.623970][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.624046][ T32] r5:85073f8c r4:85073c00 [ 1339.624081][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1339.624387][ T32] r7:dddced40 r6:83018000 r5:85073f8c r4:84b0bc80 [ 1339.624451][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1339.624553][ T32] r10:61c88647 r9:84b7a400 r8:84b0bcac r7:82804d40 r6:dddced40 r5:dddced60 [ 1339.624683][ T32] r4:84b0bc80 [ 1339.624908][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1339.625016][ T32] r10:00000000 r9:84b0bc80 r8:8027ecf4 r7:e08b1e60 r6:85024480 r5:84b7a400 ** 7 printk messages dropped ** [ 1339.626092][ T32] r4:850d97c0 ** 4 printk messages dropped ** [ 1339.626601][ T32] task:kworker/1:268 state:D stack:0 pid:5199 tgid:5199 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1339.627199][ T32] r5:854fb000 r4:829189bc [ 1339.627425][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1339.627649][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1339.628217][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) ** 7 printk messages dropped ** [ 1339.628965][ T32] r7:ddde2d40 r6:83018200 r5:85545f8c r4:8546da80 ** 9 printk messages dropped ** [ 1339.630197][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1339.662844][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) ** 10 printk messages dropped ** [ 1339.663605][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) ** 10 printk messages dropped ** [ 1339.664326][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 11 printk messages dropped ** [ 1339.665276][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1339.665918][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1339.666247][ T32] r5:854fbc00 r4:829189bc [ 1339.666281][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.666382][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.666461][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb83de08 [ 1339.666498][ T32] r4:00000000 [ 1339.666529][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1339.666590][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1339.666648][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1339.666712][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85469fc0 [ 1339.666748][ T32] r4:00000000 [ 1339.666778][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1339.666842][ T32] r9:83018205 r8:854fbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f0b3000 [ 1339.666874][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1339.666936][ T32] r5:00001000 r4:eb855000 [ 1339.666967][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1339.667027][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.667091][ T32] r5:8554638c r4:85546000 [ 1339.667149][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1339.667219][ T32] r7:ddde2d40 r6:83018200 r5:8554638c r4:8546db80 [ 1339.667252][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1339.667323][ T32] r10:61c88647 r9:854fbc00 r8:8546dbac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1339.667364][ T32] r4:8546db80 [ 1339.667394][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1339.667464][ T32] r10:00000000 r9:8546db80 r8:8027ecf4 r7:eb799e60 r6:8546dc00 r5:854fbc00 [ 1339.667499][ T32] r4:00000001 [ 1339.667528][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.668107][ T32] Exception stack(0xeb83dfb0 to 0xeb83dff8) [ 1339.668187][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1339.668254][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.668315][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.668389][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1339.668460][ T32] r4:85469cc0 [ 1339.669171][ T32] INFO: task kworker/1:269:5202 is blocked on a mutex likely owned by task kworker/0:314:3957. [ 1339.669278][ T32] task:kworker/0:314 state:R running task stack:0 pid:3957 tgid:3957 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.669401][ T32] Workqueue: events bpf_prog_free_deferred ** 4 printk messages dropped ** [ 1339.669674][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.669734][ T32] Exception stack(0xe08cdd20 to 0xe08cdd68) [ 1339.669781][ T32] dd20: d2cdc000 e069b000 00000001 80239b98 7f323000 00000001 82ac11c4 82ac05a0 [ 1339.669827][ T32] dd40: 7f323000 e069b000 8280c9b4 e08cdd9c e08cdda0 e08cdd70 80230ad4 80239bb0 [ 1339.669867][ T32] dd60: 80050013 ffffffff [ 1339.669904][ T32] r5:80050013 r4:80239bb0 [ 1339.669935][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1339.670000][ T32] r4:82ac11e4 [ 1339.670033][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.670134][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08cddc0 r5:e08cde08 [ 1339.670224][ T32] r4:e08cddc0 [ 1339.670259][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1339.670327][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9a40 [ 1339.670372][ T32] r4:00000000 [ 1339.670403][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1339.670469][ T32] r9:83018005 r8:84b7a400 r7:00000000 r6:83018000 r5:00001000 r4:7f09b000 [ 1339.670575][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1339.695451][ T32] r5:00001000 r4:e06d3000 [ 1339.695521][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1339.695628][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.695694][ T32] r5:85073f8c r4:85073c00 [ 1339.695727][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) ** 1 printk messages dropped ** [ 1339.695887][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1339.696409][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 10 printk messages dropped ** [ 1339.697045][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) ** 3 printk messages dropped ** [ 1339.697328][ T32] r5:854fc800 r4:829189bc [ 1339.697422][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 4 printk messages dropped ** [ 1339.697782][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1339.698282][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1339.699021][ T32] Exception stack(0xeb859fb0 to 0xeb859ff8) ** 6 printk messages dropped ** [ 1339.700279][ T32] task:kworker/0:314 state:R running task stack:0 pid:3957 tgid:3957 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 15 printk messages dropped ** [ 1339.719627][ T32] r4:e08cddc0 ** 4 printk messages dropped ** [ 1339.719981][ T32] r9:83018005 r8:84b7a400 r7:00000000 r6:83018000 r5:00001000 r4:7f09b000 ** 9 printk messages dropped ** [ 1339.728527][ T32] r4:84b0bc80 ** 5 printk messages dropped ** [ 1339.728944][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1339.729620][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1339.730071][ T32] r5:854fe000 r4:829189bc [ 1339.730188][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 5 printk messages dropped ** [ 1339.745124][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) ** 12 printk messages dropped ** [ 1339.745928][ T32] r10:61c88647 r9:854fe000 r8:8546ddac r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 8 printk messages dropped ** [ 1339.746401][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1339.747627][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.747709][ T32] Call trace: [ 1339.747789][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1339.747874][ T32] r10:8280c9b4 r9:84b7a400 r8:80200be4 r7:e08cdd54 r6:ffffffff r5:84b7a400 [ 1339.747912][ T32] r4:00000000 [ 1339.747958][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.748025][ T32] Exception stack(0xe08cdd20 to 0xe08cdd68) [ 1339.748074][ T32] dd20: d3245000 e069b000 00000001 80239b98 7f323000 00000001 82ac11c4 82ac05a0 [ 1339.748127][ T32] dd40: 7f323000 e069b000 8280c9b4 e08cdd9c e08cdda0 e08cdd70 80230ad4 80239bb0 [ 1339.748164][ T32] dd60: 80050013 ffffffff [ 1339.748202][ T32] r5:80050013 r4:80239bb0 [ 1339.748233][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1339.748299][ T32] r4:82ac11e4 [ 1339.748333][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.748416][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08cddc0 r5:e08cde08 [ 1339.748455][ T32] r4:e08cddc0 [ 1339.748531][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1339.748603][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9a40 [ 1339.748638][ T32] r4:00000000 [ 1339.748669][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1339.748803][ T32] r9:83018005 r8:84b7a400 r7:00000000 r6:83018000 r5:00001000 r4:7f09b000 [ 1339.748894][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1339.748965][ T32] r5:00001000 r4:e06d3000 [ 1339.748996][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1339.749057][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.749127][ T32] r5:85073f8c r4:85073c00 [ 1339.749173][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1339.749244][ T32] r7:dddced40 r6:83018000 r5:85073f8c r4:84b0bc80 [ 1339.749287][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1339.749361][ T32] r10:61c88647 r9:84b7a400 r8:84b0bcac r7:82804d40 r6:dddced40 r5:dddced60 [ 1339.749397][ T32] r4:84b0bc80 [ 1339.749429][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1339.749499][ T32] r10:00000000 r9:84b0bc80 r8:8027ecf4 r7:e08b1e60 r6:85024480 r5:84b7a400 [ 1339.749535][ T32] r4:00000001 [ 1339.749565][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.749620][ T32] Exception stack(0xe08cdfb0 to 0xe08cdff8) [ 1339.749682][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1339.749731][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.749774][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.749819][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1339.749854][ T32] r4:850d97c0 [ 1339.749887][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.749980][ T32] INFO: task kworker/1:272:5206 blocked for more than 466 seconds. [ 1339.750039][ T32] Not tainted 6.15.0-syzkaller #0 [ 1339.750099][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.750173][ T32] task:kworker/1:272 state:D stack:0 pid:5206 tgid:5206 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.750318][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.750404][ T32] Call trace: [ 1339.750454][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1339.761212][ T32] r10:829189c0 r9:eb87dd84 r8:00000002 r7:60000113 r6:eb87dd8c r5:854f8c00 [ 1339.761389][ T32] r4:854f8c00 [ 1339.761452][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1339.761577][ T32] r5:854f8c00 r4:829189bc [ 1339.761616][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.761709][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.761790][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb87de08 [ 1339.761826][ T32] r4:00000000 [ 1339.761857][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1339.761917][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1339.761981][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1339.762118][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8511f500 [ 1339.762162][ T32] r4:00000000 [ 1339.762195][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1339.762268][ T32] r9:83018205 r8:854f8c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0bb000 ** 5 printk messages dropped ** [ 1339.762795][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) ** 10 printk messages dropped ** [ 1339.763394][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1339.765008][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1339.765386][ T32] r5:80050013 r4:80239bb0 ** 6 printk messages dropped ** [ 1339.765792][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9a40 ** 9 printk messages dropped ** [ 1339.766496][ T32] r7:dddced40 r6:83018000 r5:85073f8c r4:84b0bc80 ** 6 printk messages dropped ** [ 1339.766911][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 10 printk messages dropped ** [ 1339.767586][ T32] task:kworker/0:763 state:D stack:0 pid:5208 tgid:5208 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1339.768130][ T32] r5:854f9800 r4:829189bc ** 1 printk messages dropped ** [ 1339.768297][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1339.768971][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) ** 9 printk messages dropped ** [ 1339.769765][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) ** 10 printk messages dropped ** [ 1339.796101][ T32] task:kworker/0:314 state:R running task stack:0 pid:3957 tgid:3957 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 15 printk messages dropped ** [ 1339.797388][ T32] r4:e08cddc0 ** 4 printk messages dropped ** [ 1339.797707][ T32] r9:83018005 r8:84b7a400 r7:00000000 r6:83018000 r5:00001000 r4:7f09b000 [ 1339.797743][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1339.797969][ T32] r5:00001000 r4:e06d3000 [ 1339.798006][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1339.798070][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.798168][ T32] r5:85073f8c r4:85073c00 [ 1339.798203][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1339.798274][ T32] r7:dddced40 r6:83018000 r5:85073f8c r4:84b0bc80 [ 1339.798377][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1339.798472][ T32] r10:61c88647 r9:84b7a400 r8:84b0bcac r7:82804d40 r6:dddced40 r5:dddced60 [ 1339.798516][ T32] r4:84b0bc80 [ 1339.798556][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1339.798643][ T32] r10:00000000 r9:84b0bc80 r8:8027ecf4 r7:e08b1e60 r6:85024480 r5:84b7a400 [ 1339.798690][ T32] r4:00000001 [ 1339.798737][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.798814][ T32] Exception stack(0xe08cdfb0 to 0xe08cdff8) [ 1339.798870][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1339.798927][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.798997][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.799058][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1339.799147][ T32] r4:850d97c0 [ 1339.799207][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.799314][ T32] INFO: task kworker/0:764:5210 blocked for more than 466 seconds. [ 1339.799387][ T32] Not tainted 6.15.0-syzkaller #0 [ 1339.799446][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.799500][ T32] task:kworker/0:764 state:D stack:0 pid:5210 tgid:5210 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.799603][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.799708][ T32] Call trace: [ 1339.799903][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1339.800026][ T32] r10:829189c0 r9:eb865d84 r8:00000002 r7:60000113 r6:eb865d8c r5:84663c00 [ 1339.800099][ T32] r4:84663c00 [ 1339.800137][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1339.800205][ T32] r5:84663c00 r4:829189bc [ 1339.800237][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.800299][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.800374][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb865e08 [ 1339.800409][ T32] r4:00000000 [ 1339.800443][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1339.800503][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1339.800685][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1339.824872][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85467100 [ 1339.824945][ T32] r4:00000000 [ 1339.825105][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1339.825224][ T32] r9:83018005 r8:84663c00 r7:00000000 r6:83018000 r5:00001000 r4:7f015000 [ 1339.825306][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1339.825385][ T32] r5:00001000 r4:dfbb9000 [ 1339.825419][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1339.825505][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.825584][ T32] r5:854b538c r4:854b5000 [ 1339.825636][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1339.825711][ T32] r7:dddced40 r6:83018000 r5:854b538c r4:85461980 [ 1339.825744][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1339.825817][ T32] r10:61c88647 r9:84663c00 r8:854619ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1339.825852][ T32] r4:85461980 [ 1339.825883][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1339.825955][ T32] r10:00000000 r9:85461980 r8:8027ecf4 r7:eb77de60 r6:85461a00 r5:84663c00 [ 1339.826037][ T32] r4:00000001 [ 1339.826073][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.826137][ T32] Exception stack(0xeb865fb0 to 0xeb865ff8) [ 1339.826185][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1339.826233][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.826277][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.826323][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1339.826366][ T32] r4:85467f80 [ 1339.827374][ T32] INFO: task kworker/0:764:5210 is blocked on a mutex likely owned by task kworker/0:314:3957. [ 1339.827448][ T32] task:kworker/0:314 state:R running task stack:0 pid:3957 tgid:3957 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 2 printk messages dropped ** [ 1339.827753][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) ** 12 printk messages dropped ** [ 1339.828454][ T32] r4:e08cddc0 ** 4 printk messages dropped ** [ 1339.828723][ T32] r9:83018005 r8:84b7a400 r7:00000000 r6:83018000 r5:00001000 r4:7f09b000 ** 8 printk messages dropped ** [ 1339.829190][ T32] r10:61c88647 r9:84b7a400 r8:84b0bcac r7:82804d40 r6:dddced40 r5:dddced60 ** 8 printk messages dropped ** [ 1339.829893][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 10 printk messages dropped ** [ 1339.849697][ T32] r10:829189c0 r9:eb88dd84 r8:00000002 r7:60000113 r6:eb88dd8c r5:854fec00 ** 2 printk messages dropped ** [ 1339.849923][ T32] r5:854fec00 r4:829189bc ** 3 printk messages dropped ** [ 1339.850052][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1339.850194][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8511f5c0 ** 11 printk messages dropped ** [ 1339.851735][ T32] r10:61c88647 r9:854fec00 r8:8545002c r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 8 printk messages dropped ** [ 1339.852058][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1339.853573][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) ** 12 printk messages dropped ** [ 1339.854429][ T32] r4:e08cddc0 ** 4 printk messages dropped ** [ 1339.854613][ T32] r9:83018005 r8:84b7a400 r7:00000000 r6:83018000 r5:00001000 r4:7f09b000 ** 11 printk messages dropped ** [ 1339.855108][ T32] r10:00000000 r9:84b0bc80 r8:8027ecf4 r7:e08b1e60 r6:85024480 r5:84b7a400 ** 9 printk messages dropped ** [ 1339.855597][ T32] INFO: task kworker/1:274:5217 blocked for more than 466 seconds. [ 1339.855631][ T32] Not tainted 6.15.0-syzkaller #0 [ 1339.855674][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.855720][ T32] task:kworker/1:274 state:D stack:0 pid:5217 tgid:5217 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.855769][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.855809][ T32] Call trace: [ 1339.855838][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1339.855882][ T32] r10:829189c0 r9:eb8a1d84 r8:00000002 r7:60000113 r6:eb8a1d8c r5:854fd400 [ 1339.855905][ T32] r4:854fd400 [ 1339.855938][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1339.855984][ T32] r5:854fd400 r4:829189bc [ 1339.856054][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.856097][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.856149][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb8a1e08 [ 1339.856170][ T32] r4:00000000 [ 1339.856189][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1339.856228][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1339.856264][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1339.856304][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8511fb80 [ 1339.856338][ T32] r4:00000000 [ 1339.856361][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1339.856402][ T32] r9:83018205 r8:854fd400 r7:00000000 r6:83018200 r5:00001000 r4:7f04b000 [ 1339.856424][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1339.856551][ T32] r5:00001000 r4:eaf37000 [ 1339.856574][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1339.856661][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.856768][ T32] r5:854b778c r4:854b7400 [ 1339.856794][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1339.856839][ T32] r7:ddde2d40 r6:83018200 r5:854b778c r4:85450100 [ 1339.856877][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1339.856929][ T32] r10:61c88647 r9:854fd400 r8:8545012c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1339.856951][ T32] r4:85450100 [ 1339.856970][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1339.857011][ T32] r10:00000000 r9:85450100 r8:8027ecf4 r7:eb775e60 r6:85450180 r5:854fd400 [ 1339.857034][ T32] r4:00000001 [ 1339.857052][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.857108][ T32] Exception stack(0xeb8a1fb0 to 0xeb8a1ff8) [ 1339.857138][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1339.857166][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.857192][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.857254][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1339.857279][ T32] r4:8511f540 [ 1339.857674][ T32] INFO: task kworker/1:274:5217 is blocked on a mutex likely owned by task kworker/0:314:3957. [ 1339.857710][ T32] task:kworker/0:314 state:R running task stack:0 pid:3957 tgid:3957 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.857767][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.857810][ T32] Call trace: [ 1339.857861][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1339.857911][ T32] r10:8280c9b4 r9:84b7a400 r8:80200be4 r7:e08cdd54 r6:ffffffff r5:84b7a400 [ 1339.857933][ T32] r4:00000000 [ 1339.857999][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.858042][ T32] Exception stack(0xe08cdd20 to 0xe08cdd68) [ 1339.858117][ T32] dd20: d3b98000 e069b000 00000001 80239b98 7f323000 00000001 82ac11c4 82ac05a0 [ 1339.858252][ T32] dd40: 7f323000 e069b000 8280c9b4 e08cdd9c e08cdda0 e08cdd70 80230ad4 80239bb0 [ 1339.858286][ T32] dd60: 80050013 ffffffff [ 1339.858311][ T32] r5:80050013 r4:80239bb0 [ 1339.858370][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1339.858417][ T32] r4:82ac11e4 [ 1339.858437][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.858479][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08cddc0 r5:e08cde08 [ 1339.858525][ T32] r4:e08cddc0 [ 1339.858548][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1339.858590][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9a40 ** 2 printk messages dropped ** [ 1339.858836][ T32] r9:83018005 r8:84b7a400 r7:00000000 r6:83018000 r5:00001000 r4:7f09b000 ** 9 printk messages dropped ** [ 1339.859376][ T32] r4:84b0bc80 ** 5 printk messages dropped ** [ 1339.859631][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1339.860215][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1339.891599][ T32] r5:854f4800 r4:829189bc [ 1339.891824][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 5 printk messages dropped ** [ 1339.892086][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) ** 9 printk messages dropped ** [ 1339.892416][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) ** 12 printk messages dropped ** [ 1339.892933][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 11 printk messages dropped ** [ 1339.893932][ T32] dd40: 7f323000 e069b000 8280c9b4 e08cdd9c e08cdda0 e08cdd70 80230ad4 80239bb0 ** 9 printk messages dropped ** [ 1339.894561][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1339.894952][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) ** 10 printk messages dropped ** [ 1339.895769][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 8 printk messages dropped ** [ 1339.896491][ T32] Not tainted 6.15.0-syzkaller #0 [ 1339.896552][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.896593][ T32] task:kworker/0:765 state:D stack:0 pid:5220 tgid:5220 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.896690][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.896774][ T32] Call trace: [ 1339.896940][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1339.897046][ T32] r10:829189c0 r9:eb655d84 r8:00000002 r7:60000113 r6:eb655d8c r5:854f1800 [ 1339.897109][ T32] r4:854f1800 [ 1339.897159][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1339.897235][ T32] r5:854f1800 r4:829189bc [ 1339.897281][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.897369][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.897457][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb655e08 [ 1339.897519][ T32] r4:00000000 [ 1339.897544][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1339.897584][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1339.897619][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1339.897663][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851190c0 [ 1339.897685][ T32] r4:00000000 [ 1339.897704][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1339.897744][ T32] r9:83018005 r8:854f1800 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [ 1339.897764][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1339.897801][ T32] r5:00001000 r4:eaa3b000 [ 1339.897819][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1339.897857][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.897895][ T32] r5:854b5f8c r4:854b5c00 [ 1339.897967][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1339.898025][ T32] r7:dddced40 r6:83018000 r5:854b5f8c r4:85461a80 [ 1339.898102][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1339.898155][ T32] r10:61c88647 r9:854f1800 r8:85461aac r7:82804d40 r6:dddced40 r5:dddced60 [ 1339.898179][ T32] r4:85461a80 [ 1339.898209][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1339.898256][ T32] r10:00000000 r9:85461a80 r8:8027ecf4 r7:eb77de60 r6:85450300 r5:854f1800 [ 1339.898278][ T32] r4:00000001 [ 1339.898296][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.898441][ T32] Exception stack(0xeb655fb0 to 0xeb655ff8) [ 1339.898535][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1339.898609][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.898658][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.898711][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1339.898739][ T32] r4:85467740 [ 1339.899245][ T32] INFO: task kworker/0:765:5220 is blocked on a mutex likely owned by task kworker/0:314:3957. [ 1339.899325][ T32] task:kworker/0:314 state:R running task stack:0 pid:3957 tgid:3957 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.899487][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.899598][ T32] Call trace: [ 1339.899666][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1339.899772][ T32] r10:8280c9b4 r9:84b7a400 r8:80200be4 r7:e08cdd54 r6:ffffffff r5:84b7a400 [ 1339.899809][ T32] r4:00000000 [ 1339.899839][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 3 printk messages dropped ** [ 1339.900077][ T32] dd60: 80050013 ffffffff ** 5 printk messages dropped ** [ 1339.900246][ T32] r4:e08cddc0 ** 2 printk messages dropped ** [ 1339.900361][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1339.924120][ T32] r5:85073f8c r4:85073c00 ** 4 printk messages dropped ** [ 1339.924287][ T32] r4:84b0bc80 ** 6 printk messages dropped ** [ 1339.924663][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 10 printk messages dropped ** [ 1339.925057][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) ** 3 printk messages dropped ** [ 1339.925233][ T32] r5:85500c00 r4:829189bc ** 3 printk messages dropped ** [ 1339.925383][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1339.925480][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) ** 10 printk messages dropped ** [ 1339.925909][ T32] r7:dddced40 r6:83018000 r5:854b5b8c r4:85461b00 ** 7 printk messages dropped ** [ 1339.926166][ T32] Exception stack(0xeb671fb0 to 0xeb671ff8) ** 5 printk messages dropped ** [ 1339.926883][ T32] INFO: task kworker/0:766:5222 is blocked on a mutex likely owned by task kworker/0:314:3957. ** 11 printk messages dropped ** [ 1339.927877][ T32] r5:80050013 r4:80239bb0 ** 7 printk messages dropped ** [ 1339.928395][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1339.928742][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) ** 8 printk messages dropped ** [ 1339.929379][ T32] r10:00000000 r9:84b0bc80 r8:8027ecf4 r7:e08b1e60 r6:85024480 r5:84b7a400 ** 6 printk messages dropped ** [ 1339.929876][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1339.929976][ T32] r4:850d97c0 [ 1339.930028][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.930078][ T32] INFO: task kworker/0:767:5224 blocked for more than 466 seconds. [ 1339.930138][ T32] Not tainted 6.15.0-syzkaller #0 [ 1339.930190][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.930231][ T32] task:kworker/0:767 state:D stack:0 pid:5224 tgid:5224 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.930324][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.930415][ T32] Call trace: [ 1339.944668][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1339.944789][ T32] r10:829189c0 r9:eb689d84 r8:00000002 r7:60000113 r6:eb689d8c r5:85500000 [ 1339.944820][ T32] r4:85500000 [ 1339.944842][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1339.944886][ T32] r5:85500000 r4:829189bc [ 1339.944911][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.945279][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.945333][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb689e08 [ 1339.945361][ T32] r4:00000000 [ 1339.945381][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1339.945418][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1339.945458][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1339.945511][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85119280 [ 1339.945553][ T32] r4:00000000 [ 1339.945576][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1339.945665][ T32] r9:83018005 r8:85500000 r7:00000000 r6:83018000 r5:00001000 r4:7f041000 [ 1339.945691][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1339.945735][ T32] r5:00001000 r4:eabdd000 [ 1339.945785][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1339.945840][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.945927][ T32] r5:854b638c r4:854b6000 [ 1339.945993][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1339.946049][ T32] r7:dddced40 r6:83018000 r5:854b638c r4:85461b80 [ 1339.946102][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1339.946171][ T32] r10:61c88647 r9:85500000 r8:85461bac r7:82804d40 r6:dddced40 r5:dddced60 [ 1339.946197][ T32] r4:85461b80 [ 1339.946217][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1339.946309][ T32] r10:00000000 r9:85461b80 r8:8027ecf4 r7:eb655e60 r6:85450400 r5:85500000 [ 1339.946371][ T32] r4:00000001 [ 1339.946419][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.946497][ T32] Exception stack(0xeb689fb0 to 0xeb689ff8) [ 1339.946557][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1339.946643][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.946711][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.946801][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1339.946852][ T32] r4:851191c0 [ 1339.947647][ T32] INFO: task kworker/0:767:5224 is blocked on a mutex likely owned by task kworker/0:314:3957. [ 1339.947733][ T32] task:kworker/0:314 state:R running task stack:0 pid:3957 tgid:3957 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.947909][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.948007][ T32] Call trace: [ 1339.948070][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1339.948174][ T32] r10:8280c9b4 r9:84b7a400 r8:80200be4 r7:e08cdd54 r6:ffffffff r5:84b7a400 [ 1339.948249][ T32] r4:00000000 [ 1339.948275][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.948319][ T32] Exception stack(0xe08cdd20 to 0xe08cdd68) [ 1339.948350][ T32] dd20: d45a9000 e069b000 00000001 80239b98 7f323000 00000001 82ac11c4 82ac05a0 [ 1339.948394][ T32] dd40: 7f323000 e069b000 8280c9b4 e08cdd9c e08cdda0 e08cdd70 80230ad4 80239bb0 [ 1339.948589][ T32] dd60: 80050013 ffffffff [ 1339.948742][ T32] r5:80050013 r4:80239bb0 [ 1339.948768][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1339.948957][ T32] r4:82ac11e4 [ 1339.948982][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.949025][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08cddc0 r5:e08cde08 [ 1339.949047][ T32] r4:e08cddc0 [ 1339.949144][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1339.949216][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9a40 ** 6 printk messages dropped ** [ 1339.949574][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 9 printk messages dropped ** [ 1339.950079][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 10 printk messages dropped ** [ 1339.971419][ T32] task:kworker/0:768 state:D stack:0 pid:5226 tgid:5226 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1339.971968][ T32] r5:85501800 r4:829189bc ** 1 printk messages dropped ** [ 1339.972028][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) ** 7 printk messages dropped ** [ 1339.972545][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) ** 9 printk messages dropped ** [ 1339.973041][ T32] r10:61c88647 r9:85501800 r8:85461c2c r7:82804d40 r6:dddced40 r5:dddced60 ** 8 printk messages dropped ** [ 1339.973541][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1339.974707][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1339.975235][ T32] r5:80050013 r4:80239bb0 ** 4 printk messages dropped ** [ 1339.975395][ T32] r4:e08cddc0 ** 6 printk messages dropped ** [ 1339.975802][ T32] r5:00001000 r4:e06d3000 ** 5 printk messages dropped ** [ 1339.976071][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1339.976402][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1339.976782][ T32] task:kworker/0:769 state:D stack:0 pid:5227 tgid:5227 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.976834][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.976931][ T32] Call trace: [ 1339.976979][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1339.977056][ T32] r10:829189c0 r9:eb719d84 r8:00000002 r7:60000113 r6:eb719d8c r5:85503000 [ 1339.977115][ T32] r4:85503000 [ 1339.977137][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1339.977179][ T32] r5:85503000 r4:829189bc [ 1339.977335][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.977385][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.977432][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb719e08 [ 1339.977471][ T32] r4:00000000 [ 1339.977493][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1339.977532][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1339.977567][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1339.977609][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85119440 [ 1339.977632][ T32] r4:00000000 [ 1339.977650][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1339.977690][ T32] r9:83018005 r8:85503000 r7:00000000 r6:83018000 r5:00001000 r4:7f043000 [ 1339.977710][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1339.977747][ T32] r5:00001000 r4:eac35000 [ 1339.977766][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1339.977805][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.977843][ T32] r5:854b678c r4:854b6400 [ 1339.977862][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1339.977902][ T32] r7:dddced40 r6:83018000 r5:854b678c r4:85461c80 [ 1339.977922][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1339.978059][ T32] r10:61c88647 r9:85503000 r8:85461cac r7:82804d40 r6:dddced40 r5:dddced60 [ 1339.978253][ T32] r4:85461c80 [ 1339.978275][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1339.978321][ T32] r10:00000000 r9:85461c80 r8:8027ecf4 r7:eb6f9e60 r6:85450500 r5:85503000 [ 1339.978342][ T32] r4:00000001 [ 1339.978367][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.978402][ T32] Exception stack(0xeb719fb0 to 0xeb719ff8) [ 1339.978427][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1339.978472][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.978501][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.978528][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1339.978551][ T32] r4:85119100 [ 1339.978925][ T32] INFO: task kworker/0:769:5227 is blocked on a mutex likely owned by task kworker/0:314:3957. [ 1339.978959][ T32] task:kworker/0:314 state:R running task stack:0 pid:3957 tgid:3957 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.979032][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.979075][ T32] Call trace: [ 1339.979104][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1339.979180][ T32] r10:8280c9b4 r9:84b7a400 r8:80200be4 r7:e08cdd54 r6:ffffffff r5:84b7a400 [ 1339.979204][ T32] r4:00000000 [ 1339.979222][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.979260][ T32] Exception stack(0xe08cdd20 to 0xe08cdd68) [ 1339.979288][ T32] dd20: d4992000 e069b000 00000001 80239b98 7f323000 00000001 82ac11c4 82ac05a0 [ 1339.979318][ T32] dd40: 7f323000 e069b000 8280c9b4 e08cdd9c e08cdda0 e08cdd70 80230ad4 80239bb0 [ 1339.979342][ T32] dd60: 80050013 ffffffff [ 1339.979388][ T32] r5:80050013 r4:80239bb0 [ 1339.979413][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1339.979454][ T32] r4:82ac11e4 [ 1339.979478][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.979521][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08cddc0 r5:e08cde08 [ 1339.979560][ T32] r4:e08cddc0 [ 1339.979583][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1339.979625][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9a40 [ 1339.979647][ T32] r4:00000000 [ 1339.979722][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1339.979767][ T32] r9:83018005 r8:84b7a400 r7:00000000 r6:83018000 r5:00001000 r4:7f09b000 [ 1339.979789][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1339.979828][ T32] r5:00001000 r4:e06d3000 [ 1339.979849][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1339.980097][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.980208][ T32] r5:85073f8c r4:85073c00 [ 1339.980231][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1339.980274][ T32] r7:dddced40 r6:83018000 r5:85073f8c r4:84b0bc80 [ 1339.980294][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1339.980339][ T32] r10:61c88647 r9:84b7a400 r8:84b0bcac r7:82804d40 r6:dddced40 r5:dddced60 [ 1339.980366][ T32] r4:84b0bc80 [ 1339.980385][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1339.980428][ T32] r10:00000000 r9:84b0bc80 r8:8027ecf4 r7:e08b1e60 r6:85024480 r5:84b7a400 [ 1339.980449][ T32] r4:00000001 [ 1339.980494][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.001575][ T32] Exception stack(0xe08cdfb0 to 0xe08cdff8) [ 1340.001650][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1340.001686][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.001728][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.001764][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1340.001813][ T32] r4:850d97c0 [ 1340.001842][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 3 printk messages dropped ** [ 1340.002055][ T32] task:kworker/0:770 state:D stack:0 pid:5229 tgid:5229 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.002196][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.002260][ T32] Call trace: [ 1340.002386][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1340.002445][ T32] r10:829189c0 r9:eb731d84 r8:00000002 r7:60000113 r6:eb731d8c r5:85502400 [ 1340.002494][ T32] r4:85502400 [ 1340.002543][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1340.002613][ T32] r5:85502400 r4:829189bc [ 1340.002637][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.002702][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.002777][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb731e08 [ 1340.002878][ T32] r4:00000000 [ 1340.002902][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1340.002941][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1340.003004][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1340.003049][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85119580 [ 1340.003073][ T32] r4:00000000 [ 1340.003093][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1340.003163][ T32] r9:83018005 r8:85502400 r7:00000000 r6:83018000 r5:00001000 r4:7f045000 [ 1340.003185][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1340.003227][ T32] r5:00001000 r4:ead89000 [ 1340.003275][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1340.003318][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.003363][ T32] r5:854b6b8c r4:854b6800 [ 1340.003409][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1340.003457][ T32] r7:dddced40 r6:83018000 r5:854b6b8c r4:85461d00 [ 1340.003479][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) ** 4 printk messages dropped ** [ 1340.003714][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1340.003924][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 8 printk messages dropped ** [ 1340.005080][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 9 printk messages dropped ** [ 1340.005462][ T32] r4:e08cddc0 ** 4 printk messages dropped ** [ 1340.005685][ T32] r9:83018005 r8:84b7a400 r7:00000000 r6:83018000 r5:00001000 r4:7f09b000 ** 9 printk messages dropped ** [ 1340.006181][ T32] r4:84b0bc80 ** 6 printk messages dropped ** [ 1340.006558][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1340.007107][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1340.007339][ T32] r5:85503c00 r4:829189bc [ 1340.007509][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 4 printk messages dropped ** [ 1340.007814][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) ** 7 printk messages dropped ** [ 1340.008286][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) ** 2 printk messages dropped ** [ 1340.008627][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1340.008698][ T32] r7:dddced40 r6:83018000 r5:854b6f8c r4:85461d80 [ 1340.008724][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1340.008771][ T32] r10:61c88647 r9:85503c00 r8:85461dac r7:82804d40 r6:dddced40 r5:dddced60 [ 1340.008861][ T32] r4:85461d80 [ 1340.008884][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1340.008955][ T32] r10:00000000 r9:85461d80 r8:8027ecf4 r7:eb6f9e60 r6:85450600 r5:85503c00 [ 1340.008981][ T32] r4:00000001 [ 1340.009067][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.009296][ T32] Exception stack(0xeb8adfb0 to 0xeb8adff8) [ 1340.009327][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1340.009364][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.009395][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.009550][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1340.009579][ T32] r4:85119600 [ 1340.009970][ T32] INFO: task kworker/0:771:5231 is blocked on a mutex likely owned by task kworker/0:314:3957. [ 1340.010007][ T32] task:kworker/0:314 state:R running task stack:0 pid:3957 tgid:3957 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.010067][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.010128][ T32] Call trace: [ 1340.010159][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1340.010208][ T32] r10:8280c9b4 r9:84b7a400 r8:80200be4 r7:e08cdd54 r6:ffffffff r5:84b7a400 [ 1340.010231][ T32] r4:00000000 [ 1340.010250][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.010288][ T32] Exception stack(0xe08cdd20 to 0xe08cdd68) [ 1340.010318][ T32] dd20: d4c94000 e069b000 00000001 80239b98 7f323000 00000001 82ac11c4 82ac05a0 [ 1340.010346][ T32] dd40: 7f323000 e069b000 8280c9b4 e08cdd9c e08cdda0 e08cdd70 80230ad4 80239bb0 [ 1340.010375][ T32] dd60: 80050013 ffffffff [ 1340.010398][ T32] r5:80050013 r4:80239bb0 [ 1340.010418][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1340.010484][ T32] r4:82ac11e4 [ 1340.044096][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.044267][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08cddc0 r5:e08cde08 [ 1340.044297][ T32] r4:e08cddc0 [ 1340.044319][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1340.044370][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9a40 [ 1340.044393][ T32] r4:00000000 [ 1340.044456][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1340.044533][ T32] r9:83018005 r8:84b7a400 r7:00000000 r6:83018000 r5:00001000 r4:7f09b000 [ 1340.044559][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1340.044604][ T32] r5:00001000 r4:e06d3000 [ 1340.044624][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1340.044663][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.044701][ T32] r5:85073f8c r4:85073c00 [ 1340.044772][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1340.044846][ T32] r7:dddced40 r6:83018000 r5:85073f8c r4:84b0bc80 [ 1340.044872][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1340.044919][ T32] r10:61c88647 r9:84b7a400 r8:84b0bcac r7:82804d40 r6:dddced40 r5:dddced60 [ 1340.044944][ T32] r4:84b0bc80 [ 1340.044976][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1340.045050][ T32] r10:00000000 r9:84b0bc80 r8:8027ecf4 r7:e08b1e60 r6:85024480 r5:84b7a400 [ 1340.045076][ T32] r4:00000001 [ 1340.045153][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.045196][ T32] Exception stack(0xe08cdfb0 to 0xe08cdff8) [ 1340.045275][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 1 printk messages dropped ** [ 1340.045523][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1340.045821][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1340.046229][ T32] r5:85504800 r4:829189bc [ 1340.046254][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1340.046385][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1340.046654][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85119800 ** 8 printk messages dropped ** [ 1340.047781][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) ** 11 printk messages dropped ** [ 1340.048281][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1340.049363][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) ** 8 printk messages dropped ** [ 1340.050092][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1340.050136][ T32] r4:82ac11e4 [ 1340.050156][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.050198][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08cddc0 r5:e08cde08 [ 1340.050219][ T32] r4:e08cddc0 [ 1340.050238][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1340.050278][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9a40 [ 1340.050301][ T32] r4:00000000 [ 1340.050421][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1340.050579][ T32] r9:83018005 r8:84b7a400 r7:00000000 r6:83018000 r5:00001000 r4:7f09b000 [ 1340.062524][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1340.062622][ T32] r5:00001000 r4:e06d3000 [ 1340.062645][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1340.062685][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.062725][ T32] r5:85073f8c r4:85073c00 [ 1340.062745][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1340.062788][ T32] r7:dddced40 r6:83018000 r5:85073f8c r4:84b0bc80 [ 1340.062820][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1340.062907][ T32] r10:61c88647 r9:84b7a400 r8:84b0bcac r7:82804d40 r6:dddced40 r5:dddced60 [ 1340.062934][ T32] r4:84b0bc80 [ 1340.063041][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1340.063171][ T32] r10:00000000 r9:84b0bc80 r8:8027ecf4 r7:e08b1e60 r6:85024480 r5:84b7a400 [ 1340.063200][ T32] r4:00000001 [ 1340.063232][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.063274][ T32] Exception stack(0xe08cdfb0 to 0xe08cdff8) [ 1340.063305][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1340.063334][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.063365][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.063394][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1340.063429][ T32] r4:850d97c0 [ 1340.063456][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.063487][ T32] INFO: task kworker/0:773:5235 blocked for more than 466 seconds. [ 1340.063580][ T32] Not tainted 6.15.0-syzkaller #0 [ 1340.063612][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.063636][ T32] task:kworker/0:773 state:D stack:0 pid:5235 tgid:5235 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.063695][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.063746][ T32] Call trace: [ 1340.063781][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1340.063842][ T32] r10:829189c0 r9:eb8bdd84 r8:00000002 r7:60000113 r6:eb8bdd8c r5:85505400 [ 1340.063865][ T32] r4:85505400 [ 1340.063886][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1340.063928][ T32] r5:85505400 r4:829189bc [ 1340.063964][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.064008][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.064054][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb8bde08 [ 1340.064076][ T32] r4:00000000 [ 1340.064094][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1340.064134][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1340.064173][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) ** 1 printk messages dropped ** [ 1340.064235][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1340.064499][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1340.064857][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1340.065034][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 11 printk messages dropped ** [ 1340.066162][ T32] dd40: 7f323000 e069b000 8280c9b4 e08cdd9c e08cdda0 e08cdd70 80230ad4 80239bb0 ** 6 printk messages dropped ** [ 1340.066516][ T32] r4:e08cddc0 ** 4 printk messages dropped ** [ 1340.066734][ T32] r9:83018005 r8:84b7a400 r7:00000000 r6:83018000 r5:00001000 r4:7f09b000 [ 1340.066761][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1340.066827][ T32] r5:00001000 r4:e06d3000 [ 1340.066850][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1340.066890][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.066950][ T32] r5:85073f8c r4:85073c00 [ 1340.066974][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1340.067018][ T32] r7:dddced40 r6:83018000 r5:85073f8c r4:84b0bc80 [ 1340.067038][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1340.067082][ T32] r10:61c88647 r9:84b7a400 r8:84b0bcac r7:82804d40 r6:dddced40 r5:dddced60 [ 1340.067105][ T32] r4:84b0bc80 [ 1340.067178][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1340.067228][ T32] r10:00000000 r9:84b0bc80 r8:8027ecf4 r7:e08b1e60 r6:85024480 r5:84b7a400 [ 1340.067251][ T32] r4:00000001 [ 1340.067296][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.067358][ T32] Exception stack(0xe08cdfb0 to 0xe08cdff8) [ 1340.067388][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1340.067427][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.067481][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.067512][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1340.067536][ T32] r4:850d97c0 [ 1340.067555][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.067606][ T32] INFO: task kworker/1:276:5237 blocked for more than 466 seconds. [ 1340.067639][ T32] Not tainted 6.15.0-syzkaller #0 [ 1340.067677][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.067700][ T32] task:kworker/1:276 state:D stack:0 pid:5237 tgid:5237 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.067746][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.067788][ T32] Call trace: [ 1340.067818][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1340.067863][ T32] r10:829189c0 r9:eb8c1d84 r8:00000002 r7:60000113 r6:eb8c1d8c r5:85506000 [ 1340.067884][ T32] r4:85506000 [ 1340.067903][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1340.067943][ T32] r5:85506000 r4:829189bc [ 1340.067963][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.068012][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.068062][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb8c1e08 [ 1340.068125][ T32] r4:00000000 [ 1340.068148][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1340.068211][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1340.068277][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1340.068341][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854646c0 [ 1340.068372][ T32] r4:00000000 [ 1340.068401][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1340.068444][ T32] r9:83018205 r8:85506000 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [ 1340.068465][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 1340.068831][ T32] r4:85450780 ** 6 printk messages dropped ** [ 1340.069017][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1340.069863][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1340.070093][ T32] dd60: 80050013 ffffffff ** 5 printk messages dropped ** [ 1340.070288][ T32] r4:e08cddc0 ** 6 printk messages dropped ** [ 1340.070509][ T32] r5:00001000 r4:e06d3000 ** 5 printk messages dropped ** [ 1340.092488][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1340.092836][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1340.093284][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1340.093568][ T32] r5:84858c00 r4:829189bc [ 1340.093619][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1340.093764][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1340.093978][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) ** 5 printk messages dropped ** [ 1340.094238][ T32] r5:854b7f8c r4:854b7c00 [ 1340.094258][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1340.094302][ T32] r7:dddced40 r6:83018000 r5:854b7f8c r4:85461f00 [ 1340.094323][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1340.094373][ T32] r10:61c88647 r9:84858c00 r8:85461f2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1340.094397][ T32] r4:85461f00 [ 1340.094418][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1340.094463][ T32] r10:00000000 r9:85461f00 r8:8027ecf4 r7:eb6f9e60 r6:85450880 r5:84858c00 [ 1340.094541][ T32] r4:00000001 [ 1340.094565][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.094682][ T32] Exception stack(0xeb8c9fb0 to 0xeb8c9ff8) [ 1340.094740][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1340.094796][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.094828][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.094857][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1340.094880][ T32] r4:85119ac0 [ 1340.095460][ T32] INFO: task kworker/0:774:5239 is blocked on a mutex likely owned by task kworker/0:314:3957. [ 1340.095527][ T32] task:kworker/0:314 state:R running task stack:0 pid:3957 tgid:3957 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.095614][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.095658][ T32] Call trace: [ 1340.095688][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1340.095762][ T32] r10:8280c9b4 r9:84b7a400 r8:80200be4 r7:e08cdd54 r6:ffffffff r5:84b7a400 [ 1340.095820][ T32] r4:00000000 [ 1340.095870][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.095940][ T32] Exception stack(0xe08cdd20 to 0xe08cdd68) [ 1340.095975][ T32] dd20: d56a4000 e069b000 00000001 80239b98 7f323000 00000001 82ac11c4 82ac05a0 [ 1340.096029][ T32] dd40: 7f323000 e069b000 8280c9b4 e08cdd9c e08cdda0 e08cdd70 80230ad4 80239bb0 [ 1340.096089][ T32] dd60: 80050013 ffffffff [ 1340.096120][ T32] r5:80050013 r4:80239bb0 [ 1340.096143][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1340.096185][ T32] r4:82ac11e4 [ 1340.096207][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.096248][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08cddc0 r5:e08cde08 [ 1340.096272][ T32] r4:e08cddc0 [ 1340.096292][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1340.096333][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9a40 [ 1340.096363][ T32] r4:00000000 [ 1340.096383][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1340.096426][ T32] r9:83018005 r8:84b7a400 r7:00000000 r6:83018000 r5:00001000 r4:7f09b000 [ 1340.096448][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1340.096489][ T32] r5:00001000 r4:e06d3000 [ 1340.096535][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1340.096603][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.096648][ T32] r5:85073f8c r4:85073c00 [ 1340.096669][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1340.096713][ T32] r7:dddced40 r6:83018000 r5:85073f8c r4:84b0bc80 [ 1340.096798][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1340.096872][ T32] r10:61c88647 r9:84b7a400 r8:84b0bcac r7:82804d40 r6:dddced40 r5:dddced60 [ 1340.096924][ T32] r4:84b0bc80 [ 1340.096947][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1340.097018][ T32] r10:00000000 r9:84b0bc80 r8:8027ecf4 r7:e08b1e60 r6:85024480 r5:84b7a400 [ 1340.097079][ T32] r4:00000001 [ 1340.097115][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.097156][ T32] Exception stack(0xe08cdfb0 to 0xe08cdff8) [ 1340.097185][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 1 printk messages dropped ** [ 1340.097266][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 10 printk messages dropped ** [ 1340.097724][ T32] r10:829189c0 r9:eb8d1d84 r8:00000002 r7:60000013 r6:eb8d1d8c r5:84858000 ** 2 printk messages dropped ** [ 1340.097861][ T32] r5:84858000 r4:829189bc [ 1340.097917][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 4 printk messages dropped ** [ 1340.098195][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) ** 5 printk messages dropped ** [ 1340.098464][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1340.098566][ T32] r5:00001000 r4:eb28d000 [ 1340.098637][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1340.098695][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.098739][ T32] r5:85578b8c r4:85578800 [ 1340.098760][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1340.098804][ T32] r7:dddced40 r6:83018000 r5:85578b8c r4:85461f80 [ 1340.098850][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1340.098904][ T32] r10:61c88647 r9:84858000 r8:85461fac r7:82804d40 r6:dddced40 r5:dddced60 [ 1340.098928][ T32] r4:85461f80 [ 1340.098948][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1340.098992][ T32] r10:00000000 r9:85461f80 r8:8027ecf4 r7:eb6f9e60 r6:85450900 r5:84858000 [ 1340.099015][ T32] r4:00000001 [ 1340.099035][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.099068][ T32] Exception stack(0xeb8d1fb0 to 0xeb8d1ff8) [ 1340.099095][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1340.099152][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.099183][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.099211][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1340.099236][ T32] r4:85119cc0 [ 1340.099618][ T32] INFO: task kworker/0:775:5241 is blocked on a mutex likely owned by task kworker/0:314:3957. [ 1340.099657][ T32] task:kworker/0:314 state:R running task stack:0 pid:3957 tgid:3957 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.099721][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.099767][ T32] Call trace: [ 1340.099824][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1340.099879][ T32] r10:8280c9b4 r9:84b7a400 r8:80200be4 r7:e08cdd54 r6:ffffffff r5:84b7a400 [ 1340.099904][ T32] r4:00000000 [ 1340.099924][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.099989][ T32] Exception stack(0xe08cdd20 to 0xe08cdd68) [ 1340.100025][ T32] dd20: d56a4000 e069b000 00000001 80239b98 7f323000 00000001 82ac11c4 82ac05a0 [ 1340.100057][ T32] dd40: 7f323000 e069b000 8280c9b4 e08cdd9c e08cdda0 e08cdd70 80230ad4 80239bb0 [ 1340.100082][ T32] dd60: 80050013 ffffffff [ 1340.100105][ T32] r5:80050013 r4:80239bb0 [ 1340.100126][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1340.100193][ T32] r4:82ac11e4 [ 1340.100219][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.100314][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08cddc0 r5:e08cde08 [ 1340.100343][ T32] r4:e08cddc0 [ 1340.100386][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1340.100433][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9a40 [ 1340.100457][ T32] r4:00000000 [ 1340.100478][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1340.122772][ T32] r9:83018005 r8:84b7a400 r7:00000000 r6:83018000 r5:00001000 r4:7f09b000 [ 1340.122881][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1340.123008][ T32] r5:00001000 r4:e06d3000 [ 1340.123140][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1340.123192][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.123351][ T32] r5:85073f8c r4:85073c00 ** 2 printk messages dropped ** [ 1340.123542][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1340.124106][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1340.124797][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1340.125121][ T32] r5:84859800 r4:829189bc [ 1340.125147][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1340.125677][ T32] r4:00000000 [ 1340.125796][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) ** 2 printk messages dropped ** [ 1340.126133][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85119e80 [ 1340.126155][ T32] r4:00000000 [ 1340.126242][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1340.126289][ T32] r9:83018005 r8:84859800 r7:00000000 r6:83018000 r5:00001000 r4:7f053000 [ 1340.126350][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1340.126397][ T32] r5:00001000 r4:eb24f000 [ 1340.126417][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1340.126454][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.126491][ T32] r5:8557838c r4:85578000 [ 1340.126510][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1340.126569][ T32] r7:dddced40 r6:83018000 r5:8557838c r4:85454000 [ 1340.126593][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1340.126638][ T32] r10:61c88647 r9:84859800 r8:8545402c r7:82804d40 r6:dddced40 r5:dddced60 [ 1340.126661][ T32] r4:85454000 [ 1340.126679][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1340.126720][ T32] r10:00000000 r9:85454000 r8:8027ecf4 r7:eb8d1e60 r6:85450980 r5:84859800 [ 1340.126742][ T32] r4:00000001 [ 1340.126761][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.126847][ T32] Exception stack(0xeb8d9fb0 to 0xeb8d9ff8) [ 1340.126907][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1340.126940][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.127060][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.127107][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1340.127164][ T32] r4:85119a00 [ 1340.127701][ T32] INFO: task kworker/0:776:5243 is blocked on a mutex likely owned by task kworker/0:314:3957. [ 1340.127739][ T32] task:kworker/0:314 state:R running task stack:0 pid:3957 tgid:3957 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 4 printk messages dropped ** [ 1340.127963][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1340.128152][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) ** 10 printk messages dropped ** [ 1340.128502][ T32] r5:00001000 r4:e06d3000 ** 5 printk messages dropped ** [ 1340.128740][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1340.129188][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 3 printk messages dropped ** [ 1340.129301][ T32] INFO: task kworker/0:777:5245 blocked for more than 466 seconds. [ 1340.129335][ T32] Not tainted 6.15.0-syzkaller #0 [ 1340.129360][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.129380][ T32] task:kworker/0:777 state:D stack:0 pid:5245 tgid:5245 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.129425][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.129464][ T32] Call trace: [ 1340.129496][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1340.129543][ T32] r10:829189c0 r9:eb645d84 r8:00000002 r7:60000013 r6:eb645d8c r5:84662400 [ 1340.129578][ T32] r4:84662400 [ 1340.129637][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1340.129682][ T32] r5:84662400 r4:829189bc [ 1340.129726][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.129792][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.129841][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb645e08 [ 1340.129863][ T32] r4:00000000 [ 1340.129883][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1340.129920][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1340.129956][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1340.129996][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85119980 [ 1340.130018][ T32] r4:00000000 [ 1340.130036][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1340.130119][ T32] r9:83018005 r8:84662400 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 1340.130145][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1340.130184][ T32] r5:00001000 r4:eb267000 [ 1340.130282][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1340.130326][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.130364][ T32] r5:8557878c r4:85578400 [ 1340.130384][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1340.130424][ T32] r7:dddced40 r6:83018000 r5:8557878c r4:85454080 [ 1340.130443][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1340.130533][ T32] r10:61c88647 r9:84662400 r8:854540ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1340.151565][ T32] r4:85454080 [ 1340.151612][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1340.151686][ T32] r10:00000000 r9:85454080 r8:8027ecf4 r7:eb8d1e60 r6:85454100 r5:84662400 [ 1340.151709][ T32] r4:00000001 [ 1340.151729][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.151784][ T32] Exception stack(0xeb645fb0 to 0xeb645ff8) [ 1340.151819][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1340.151849][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 2 printk messages dropped ** [ 1340.151925][ T32] r4:85119ec0 ** 6 printk messages dropped ** [ 1340.152856][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1340.153162][ T32] r5:80050013 r4:80239bb0 ** 7 printk messages dropped ** [ 1340.153528][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1340.153696][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) ** 8 printk messages dropped ** [ 1340.154130][ T32] r10:00000000 r9:84b0bc80 r8:8027ecf4 r7:e08b1e60 r6:85024480 r5:84b7a400 ** 9 printk messages dropped ** [ 1340.154648][ T32] INFO: task kworker/0:778:5248 blocked for more than 466 seconds. ** 9 printk messages dropped ** [ 1340.155847][ T32] r5:84665400 r4:829189bc [ 1340.155871][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 6 printk messages dropped ** [ 1340.156170][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8546e400 ** 8 printk messages dropped ** [ 1340.156646][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) ** 10 printk messages dropped ** [ 1340.157038][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 10 printk messages dropped ** [ 1340.158360][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 9 printk messages dropped ** [ 1340.158688][ T32] r4:e08cddc0 ** 1 printk messages dropped ** [ 1340.158774][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9a40 [ 1340.158795][ T32] r4:00000000 [ 1340.158813][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1340.158895][ T32] r9:83018005 r8:84b7a400 r7:00000000 r6:83018000 r5:00001000 r4:7f09b000 [ 1340.158921][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1340.158963][ T32] r5:00001000 r4:e06d3000 [ 1340.158983][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1340.159021][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.159111][ T32] r5:85073f8c r4:85073c00 [ 1340.159160][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1340.159220][ T32] r7:dddced40 r6:83018000 r5:85073f8c r4:84b0bc80 [ 1340.159255][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1340.159306][ T32] r10:61c88647 r9:84b7a400 r8:84b0bcac r7:82804d40 r6:dddced40 r5:dddced60 [ 1340.159365][ T32] r4:84b0bc80 [ 1340.159499][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1340.159557][ T32] r10:00000000 r9:84b0bc80 r8:8027ecf4 r7:e08b1e60 r6:85024480 r5:84b7a400 [ 1340.159579][ T32] r4:00000001 [ 1340.159608][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.159675][ T32] Exception stack(0xe08cdfb0 to 0xe08cdff8) [ 1340.159756][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1340.159794][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.159821][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.159900][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1340.159955][ T32] r4:850d97c0 [ 1340.160107][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.160177][ T32] INFO: task kworker/0:779:5249 blocked for more than 466 seconds. [ 1340.160210][ T32] Not tainted 6.15.0-syzkaller #0 [ 1340.160244][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.160274][ T32] task:kworker/0:779 state:D stack:0 pid:5249 tgid:5249 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.160401][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.160458][ T32] Call trace: [ 1340.191180][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1340.191317][ T32] r10:829189c0 r9:eb661d84 r8:00000002 r7:60000013 r6:eb661d8c r5:84666000 [ 1340.191345][ T32] r4:84666000 [ 1340.191365][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1340.191407][ T32] r5:84666000 r4:829189bc [ 1340.191510][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.191560][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.191604][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb661e08 [ 1340.191626][ T32] r4:00000000 [ 1340.191644][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1340.191680][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1340.191742][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1340.191803][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8546e040 [ 1340.191827][ T32] r4:00000000 [ 1340.191868][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1340.191940][ T32] r9:83018005 r8:84666000 r7:00000000 r6:83018000 r5:00001000 r4:7f059000 [ 1340.191964][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1340.192074][ T32] r5:00001000 r4:eb301000 [ 1340.192109][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1340.192170][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.192233][ T32] r5:85578f8c r4:85578c00 [ 1340.192278][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1340.192324][ T32] r7:dddced40 r6:83018000 r5:85578f8c r4:85454280 [ 1340.192345][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) ** 2 printk messages dropped ** [ 1340.192539][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) ** 9 printk messages dropped ** [ 1340.193575][ T32] INFO: task kworker/0:779:5249 is blocked on a mutex likely owned by task kworker/0:314:3957. ** 13 printk messages dropped ** [ 1340.194407][ T32] r4:82ac11e4 ** 5 printk messages dropped ** [ 1340.194775][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1340.195131][ T32] r5:85073f8c r4:85073c00 ** 7 printk messages dropped ** [ 1340.195657][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1340.195872][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 12 printk messages dropped ** [ 1340.196458][ T32] r5:84666c00 r4:829189bc [ 1340.196481][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 5 printk messages dropped ** [ 1340.196706][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) ** 7 printk messages dropped ** [ 1340.196999][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1340.197482][ T32] Exception stack(0xeb8e5fb0 to 0xeb8e5ff8) ** 5 printk messages dropped ** [ 1340.198042][ T32] INFO: task kworker/0:780:5252 is blocked on a mutex likely owned by task kworker/0:314:3957. ** 12 printk messages dropped ** [ 1340.198706][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) ** 10 printk messages dropped ** [ 1340.199232][ T32] r5:00001000 r4:e06d3000 ** 3 printk messages dropped ** [ 1340.199372][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1340.199438][ T32] r7:dddced40 r6:83018000 r5:85073f8c r4:84b0bc80 [ 1340.199463][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1340.199509][ T32] r10:61c88647 r9:84b7a400 r8:84b0bcac r7:82804d40 r6:dddced40 r5:dddced60 [ 1340.199530][ T32] r4:84b0bc80 [ 1340.199549][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1340.199591][ T32] r10:00000000 r9:84b0bc80 r8:8027ecf4 r7:e08b1e60 r6:85024480 r5:84b7a400 [ 1340.199613][ T32] r4:00000001 [ 1340.199631][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.199664][ T32] Exception stack(0xe08cdfb0 to 0xe08cdff8) [ 1340.199688][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1340.199715][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.199741][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.199767][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1340.199802][ T32] r4:850d97c0 [ 1340.199834][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.199863][ T32] INFO: task kworker/0:781:5254 blocked for more than 466 seconds. [ 1340.199890][ T32] Not tainted 6.15.0-syzkaller #0 [ 1340.199914][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.199934][ T32] task:kworker/0:781 state:D stack:0 pid:5254 tgid:5254 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.199995][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.200056][ T32] Call trace: [ 1340.200133][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1340.200180][ T32] r10:829189c0 r9:eb8e9d84 r8:00000002 r7:60000113 r6:eb8e9d8c r5:84664800 [ 1340.200236][ T32] r4:84664800 [ 1340.200266][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1340.200307][ T32] r5:84664800 r4:829189bc [ 1340.200327][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.200387][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.200475][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb8e9e08 [ 1340.200559][ T32] r4:00000000 [ 1340.215362][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1340.215452][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1340.215516][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1340.215590][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8546e6c0 [ 1340.215618][ T32] r4:00000000 [ 1340.215637][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1340.215720][ T32] r9:83018005 r8:84664800 r7:00000000 r6:83018000 r5:00001000 r4:7f05f000 [ 1340.215768][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1340.215813][ T32] r5:00001000 r4:eb53d000 [ 1340.215834][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1340.215872][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.215910][ T32] r5:85579b8c r4:85579800 [ 1340.215994][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1340.216086][ T32] r7:dddced40 r6:83018000 r5:85579b8c r4:85454480 [ 1340.216113][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1340.216159][ T32] r10:61c88647 r9:84664800 r8:854544ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1340.216180][ T32] r4:85454480 [ 1340.216219][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1340.216267][ T32] r10:00000000 r9:85454480 r8:8027ecf4 r7:eb8e5e60 r6:85454500 r5:84664800 [ 1340.216289][ T32] r4:00000001 [ 1340.216329][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.216388][ T32] Exception stack(0xeb8e9fb0 to 0xeb8e9ff8) [ 1340.216420][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1340.216448][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.216473][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.216542][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1340.216589][ T32] r4:8546e3c0 [ 1340.217126][ T32] INFO: task kworker/0:781:5254 is blocked on a mutex likely owned by task kworker/0:314:3957. [ 1340.217165][ T32] task:kworker/0:314 state:R running task stack:0 pid:3957 tgid:3957 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.217286][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.217335][ T32] Call trace: [ 1340.217415][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1340.217501][ T32] r10:8280c9b4 r9:84b7a400 r8:80200be4 r7:e08cdd54 r6:ffffffff r5:84b7a400 [ 1340.217547][ T32] r4:00000000 [ 1340.217636][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.217686][ T32] Exception stack(0xe08cdd20 to 0xe08cdd68) [ 1340.217716][ T32] dd20: d67f9000 e069b000 00000001 80239b98 7f323000 00000001 82ac11c4 82ac05a0 [ 1340.217767][ T32] dd40: 7f323000 e069b000 8280c9b4 e08cdd9c e08cdda0 e08cdd70 80230ad4 80239bb0 [ 1340.217815][ T32] dd60: 80050013 ffffffff ** 1 printk messages dropped ** [ 1340.217884][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) ** 12 printk messages dropped ** [ 1340.218492][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 11 printk messages dropped ** [ 1340.218914][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1340.219387][ T32] task:kworker/0:782 state:D stack:0 pid:5257 tgid:5257 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.219434][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.219503][ T32] Call trace: [ 1340.219542][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1340.219610][ T32] r10:829189c0 r9:eb8edd84 r8:00000002 r7:60000113 r6:eb8edd8c r5:84663000 [ 1340.219637][ T32] r4:84663000 [ 1340.219656][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1340.219696][ T32] r5:84663000 r4:829189bc [ 1340.219715][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.219752][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.219796][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb8ede08 [ 1340.219817][ T32] r4:00000000 [ 1340.219835][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1340.219871][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1340.219906][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1340.219947][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8546e800 [ 1340.219993][ T32] r4:00000000 [ 1340.220015][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1340.220056][ T32] r9:83018005 r8:84663000 r7:00000000 r6:83018000 r5:00001000 r4:7f061000 [ 1340.220094][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1340.220157][ T32] r5:00001000 r4:eb651000 [ 1340.220180][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1340.220218][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.220254][ T32] r5:85579f8c r4:85579c00 [ 1340.220273][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1340.220443][ T32] r10:61c88647 r9:84663000 r8:854545ac r7:82804d40 r6:dddced40 r5:dddced60 ** 8 printk messages dropped ** [ 1340.235425][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 9 printk messages dropped ** [ 1340.236370][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 11 printk messages dropped ** [ 1340.236760][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9a40 ** 11 printk messages dropped ** [ 1340.237177][ T32] r10:61c88647 r9:84b7a400 r8:84b0bcac r7:82804d40 r6:dddced40 r5:dddced60 ** 9 printk messages dropped ** [ 1340.237512][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 12 printk messages dropped ** [ 1340.238107][ T32] r5:84a1c800 r4:829189bc [ 1340.238131][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1340.238295][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1340.238495][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) ** 9 printk messages dropped ** [ 1340.238875][ T32] r10:61c88647 r9:84a1c800 r8:854546ac r7:82804d40 r6:dddced40 r5:dddced60 ** 6 printk messages dropped ** [ 1340.239168][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1340.239198][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.239248][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.239279][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1340.239320][ T32] r4:8546e680 [ 1340.239714][ T32] INFO: task kworker/0:783:5258 is blocked on a mutex likely owned by task kworker/0:314:3957. [ 1340.239776][ T32] task:kworker/0:314 state:R running task stack:0 pid:3957 tgid:3957 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.239859][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.239901][ T32] Call trace: [ 1340.239972][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1340.240100][ T32] r10:8280c9b4 r9:84b7a400 r8:80200be4 r7:e08cdd54 r6:ffffffff r5:84b7a400 [ 1340.240190][ T32] r4:00000000 [ 1340.240232][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.240306][ T32] Exception stack(0xe08cdd20 to 0xe08cdd68) [ 1340.240337][ T32] dd20: d6b09000 e069b000 00000001 80239b98 7f323000 00000001 82ac11c4 82ac05a0 [ 1340.240394][ T32] dd40: 7f323000 e069b000 8280c9b4 e08cdd9c e08cdda0 e08cdd70 80230ad4 80239bb0 [ 1340.240421][ T32] dd60: 80050013 ffffffff [ 1340.240444][ T32] r5:80050013 r4:80239bb0 [ 1340.240463][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1340.240502][ T32] r4:82ac11e4 [ 1340.240575][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.257642][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08cddc0 r5:e08cde08 [ 1340.257715][ T32] r4:e08cddc0 [ 1340.257742][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1340.257830][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9a40 [ 1340.257877][ T32] r4:00000000 [ 1340.257900][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1340.257945][ T32] r9:83018005 r8:84b7a400 r7:00000000 r6:83018000 r5:00001000 r4:7f09b000 [ 1340.257967][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1340.258018][ T32] r5:00001000 r4:e06d3000 [ 1340.258042][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1340.258114][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.258162][ T32] r5:85073f8c r4:85073c00 [ 1340.258216][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1340.258265][ T32] r7:dddced40 r6:83018000 r5:85073f8c r4:84b0bc80 [ 1340.258287][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1340.258332][ T32] r10:61c88647 r9:84b7a400 r8:84b0bcac r7:82804d40 r6:dddced40 r5:dddced60 [ 1340.258354][ T32] r4:84b0bc80 [ 1340.258402][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1340.258461][ T32] r10:00000000 r9:84b0bc80 r8:8027ecf4 r7:e08b1e60 r6:85024480 r5:84b7a400 [ 1340.258494][ T32] r4:00000001 [ 1340.258538][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.258600][ T32] Exception stack(0xe08cdfb0 to 0xe08cdff8) [ 1340.258663][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1340.258694][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.258742][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.258785][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1340.258809][ T32] r4:850d97c0 [ 1340.258864][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.258938][ T32] INFO: task kworker/0:784:5261 blocked for more than 466 seconds. [ 1340.259006][ T32] Not tainted 6.15.0-syzkaller #0 [ 1340.259035][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.259058][ T32] task:kworker/0:784 state:D stack:0 pid:5261 tgid:5261 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.259151][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.259197][ T32] Call trace: [ 1340.259228][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1340.259277][ T32] r10:829189c0 r9:eb8f5d84 r8:00000002 r7:60000013 r6:eb8f5d8c r5:854de000 [ 1340.259299][ T32] r4:854de000 [ 1340.259318][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1340.259374][ T32] r5:854de000 r4:829189bc [ 1340.259398][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.259439][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.259482][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb8f5e08 [ 1340.259504][ T32] r4:00000000 [ 1340.259546][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1340.259586][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1340.259623][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1340.259663][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8546eb00 [ 1340.259699][ T32] r4:00000000 [ 1340.259742][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1340.259786][ T32] r9:83018005 r8:854de000 r7:00000000 r6:83018000 r5:00001000 r4:7f065000 [ 1340.259808][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1340.259845][ T32] r5:00001000 r4:eb68d000 [ 1340.259864][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1340.259901][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.259938][ T32] r5:8557a78c r4:8557a400 [ 1340.259966][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1340.260041][ T32] r7:dddced40 r6:83018000 r5:8557a78c r4:85454780 ** 3 printk messages dropped ** [ 1340.260199][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) ** 9 printk messages dropped ** [ 1340.273762][ T32] INFO: task kworker/0:784:5261 is blocked on a mutex likely owned by task kworker/0:314:3957. ** 11 printk messages dropped ** [ 1340.274317][ T32] r5:80050013 r4:80239bb0 ** 6 printk messages dropped ** [ 1340.274553][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9a40 ** 9 printk messages dropped ** [ 1340.274937][ T32] r7:dddced40 r6:83018000 r5:85073f8c r4:84b0bc80 ** 8 printk messages dropped ** [ 1340.275437][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1340.275850][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1340.276103][ T32] r5:854e8000 r4:829189bc [ 1340.276143][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 5 printk messages dropped ** [ 1340.276442][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) ** 10 printk messages dropped ** [ 1340.276936][ T32] r7:dddced40 r6:83018000 r5:8557ab8c r4:85454880 ** 7 printk messages dropped ** [ 1340.277255][ T32] Exception stack(0xeb8fdfb0 to 0xeb8fdff8) ** 6 printk messages dropped ** [ 1340.277987][ T32] task:kworker/0:314 state:R running task stack:0 pid:3957 tgid:3957 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 2 printk messages dropped ** [ 1340.278176][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1340.278310][ T32] r10:8280c9b4 r9:84b7a400 r8:80200be4 r7:e08cdd54 r6:ffffffff r5:84b7a400 [ 1340.278337][ T32] r4:00000000 [ 1340.278399][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.278441][ T32] Exception stack(0xe08cdd20 to 0xe08cdd68) [ 1340.278470][ T32] dd20: d72c7000 e069b000 00000001 80239b98 7f323000 00000001 82ac11c4 82ac05a0 [ 1340.278569][ T32] dd40: 7f323000 e069b000 8280c9b4 e08cdd9c e08cdda0 e08cdd70 80230ad4 80239bb0 [ 1340.278625][ T32] dd60: 80050013 ffffffff [ 1340.278651][ T32] r5:80050013 r4:80239bb0 [ 1340.278672][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1340.278712][ T32] r4:82ac11e4 [ 1340.278752][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.278797][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08cddc0 r5:e08cde08 [ 1340.278843][ T32] r4:e08cddc0 [ 1340.278865][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1340.278917][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9a40 [ 1340.278942][ T32] r4:00000000 [ 1340.278960][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1340.279015][ T32] r9:83018005 r8:84b7a400 r7:00000000 r6:83018000 r5:00001000 r4:7f09b000 [ 1340.279039][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1340.279088][ T32] r5:00001000 r4:e06d3000 [ 1340.279110][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1340.279219][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.279263][ T32] r5:85073f8c r4:85073c00 [ 1340.279283][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1340.279335][ T32] r7:dddced40 r6:83018000 r5:85073f8c r4:84b0bc80 [ 1340.279359][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1340.279426][ T32] r10:61c88647 r9:84b7a400 r8:84b0bcac r7:82804d40 r6:dddced40 r5:dddced60 [ 1340.279452][ T32] r4:84b0bc80 [ 1340.279473][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1340.279516][ T32] r10:00000000 r9:84b0bc80 r8:8027ecf4 r7:e08b1e60 r6:85024480 r5:84b7a400 [ 1340.279537][ T32] r4:00000001 [ 1340.279555][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.279601][ T32] Exception stack(0xe08cdfb0 to 0xe08cdff8) [ 1340.279635][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1340.279675][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.279723][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.279775][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1340.279808][ T32] r4:850d97c0 [ 1340.279841][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.279880][ T32] INFO: task kworker/0:786:5265 blocked for more than 466 seconds. [ 1340.279938][ T32] Not tainted 6.15.0-syzkaller #0 [ 1340.279980][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.280003][ T32] task:kworker/0:786 state:D stack:0 pid:5265 tgid:5265 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1340.280369][ T32] r5:854e8c00 r4:829189bc [ 1340.280388][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.280426][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) ** 5 printk messages dropped ** [ 1340.303702][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8546ee00 ** 9 printk messages dropped ** [ 1340.304114][ T32] r7:dddced40 r6:83018000 r5:8557af8c r4:85454980 ** 8 printk messages dropped ** [ 1340.304450][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 10 printk messages dropped ** [ 1340.305481][ T32] r4:00000000 ** 7 printk messages dropped ** [ 1340.305799][ T32] r4:82ac11e4 ** 5 printk messages dropped ** [ 1340.306055][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1340.306455][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) ** 10 printk messages dropped ** [ 1340.307015][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 8 printk messages dropped ** [ 1340.307440][ T32] Not tainted 6.15.0-syzkaller #0 ** 8 printk messages dropped ** [ 1340.307844][ T32] r5:854e9800 r4:829189bc [ 1340.307877][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 5 printk messages dropped ** [ 1340.308190][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) ** 8 printk messages dropped ** [ 1340.308538][ T32] r5:8557b38c r4:8557b000 ** 6 printk messages dropped ** [ 1340.308847][ T32] r10:00000000 r9:85454a80 r8:8027ecf4 r7:eb901e60 r6:85454b00 r5:854e9800 ** 9 printk messages dropped ** [ 1340.309647][ T32] task:kworker/0:314 state:R running task stack:0 pid:3957 tgid:3957 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 15 printk messages dropped ** [ 1340.310366][ T32] r4:e08cddc0 ** 4 printk messages dropped ** [ 1340.323382][ T32] r9:83018005 r8:84b7a400 r7:00000000 r6:83018000 r5:00001000 r4:7f09b000 ** 9 printk messages dropped ** [ 1340.323992][ T32] r4:84b0bc80 ** 5 printk messages dropped ** [ 1340.324275][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1340.324303][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.324329][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.324403][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1340.324428][ T32] r4:850d97c0 [ 1340.324451][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.324491][ T32] INFO: task kworker/0:788:5268 blocked for more than 466 seconds. [ 1340.324539][ T32] Not tainted 6.15.0-syzkaller #0 [ 1340.324567][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.324589][ T32] task:kworker/0:788 state:D stack:0 pid:5268 tgid:5268 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.324722][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.324769][ T32] Call trace: [ 1340.324846][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1340.324896][ T32] r10:829189c0 r9:eb8f9d84 r8:00000002 r7:60000013 r6:eb8f9d8c r5:854eb000 [ 1340.324929][ T32] r4:854eb000 [ 1340.324951][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1340.324991][ T32] r5:854eb000 r4:829189bc [ 1340.325010][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.325049][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.325100][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb8f9e08 [ 1340.325164][ T32] r4:00000000 [ 1340.325189][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1340.325228][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1340.325266][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1340.325330][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85119f40 [ 1340.325365][ T32] r4:00000000 [ 1340.325408][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1340.325461][ T32] r9:83018005 r8:854eb000 r7:00000000 r6:83018000 r5:00001000 r4:7f08d000 [ 1340.325505][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1340.325567][ T32] r5:00001000 r4:eb701000 [ 1340.325611][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1340.325666][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.325717][ T32] r5:8557b78c r4:8557b400 [ 1340.325737][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1340.325802][ T32] r7:dddced40 r6:83018000 r5:8557b78c r4:85454b80 [ 1340.325826][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1340.325870][ T32] r10:61c88647 r9:854eb000 r8:85454bac r7:82804d40 r6:dddced40 r5:dddced60 [ 1340.325891][ T32] r4:85454b80 [ 1340.325932][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1340.325978][ T32] r10:00000000 r9:85454b80 r8:8027ecf4 r7:eb905e60 r6:85454c00 r5:854eb000 [ 1340.325999][ T32] r4:00000001 [ 1340.326018][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.326108][ T32] Exception stack(0xeb8f9fb0 to 0xeb8f9ff8) [ 1340.326174][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1340.326205][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.326232][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.326260][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1340.326282][ T32] r4:8546edc0 [ 1340.326802][ T32] INFO: task kworker/0:788:5268 is blocked on a mutex likely owned by task kworker/0:314:3957. [ 1340.326862][ T32] task:kworker/0:314 state:R running task stack:0 pid:3957 tgid:3957 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.326925][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.326996][ T32] Call trace: [ 1340.327026][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1340.327083][ T32] r10:8280c9b4 r9:84b7a400 r8:80200be4 r7:e08cdd54 r6:ffffffff r5:84b7a400 [ 1340.327135][ T32] r4:00000000 [ 1340.327178][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 3 printk messages dropped ** [ 1340.327330][ T32] dd60: 80050013 ffffffff ** 5 printk messages dropped ** [ 1340.327574][ T32] r4:e08cddc0 ** 4 printk messages dropped ** [ 1340.327773][ T32] r9:83018005 r8:84b7a400 r7:00000000 r6:83018000 r5:00001000 r4:7f09b000 ** 7 printk messages dropped ** [ 1340.328109][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) ** 11 printk messages dropped ** [ 1340.328515][ T32] r4:850d97c0 ** 5 printk messages dropped ** [ 1340.328770][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1340.329052][ T32] r5:854ebc00 r4:829189bc [ 1340.329102][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 5 printk messages dropped ** [ 1340.329341][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) ** 9 printk messages dropped ** [ 1340.329782][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) ** 11 printk messages dropped ** [ 1340.330326][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1340.350328][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1340.350951][ T32] r5:80050013 r4:80239bb0 ** 1 printk messages dropped ** [ 1340.351027][ T32] r4:82ac11e4 [ 1340.351048][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.351111][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08cddc0 r5:e08cde08 [ 1340.351157][ T32] r4:e08cddc0 [ 1340.351177][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1340.351219][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9a40 [ 1340.351264][ T32] r4:00000000 [ 1340.351309][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1340.351359][ T32] r9:83018005 r8:84b7a400 r7:00000000 r6:83018000 r5:00001000 r4:7f09b000 [ 1340.351402][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1340.351471][ T32] r5:00001000 r4:e06d3000 [ 1340.351493][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1340.351533][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.351593][ T32] r5:85073f8c r4:85073c00 [ 1340.351651][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1340.351720][ T32] r7:dddced40 r6:83018000 r5:85073f8c r4:84b0bc80 [ 1340.351744][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1340.351811][ T32] r10:61c88647 r9:84b7a400 r8:84b0bcac r7:82804d40 r6:dddced40 r5:dddced60 [ 1340.351836][ T32] r4:84b0bc80 [ 1340.351877][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1340.351945][ T32] r10:00000000 r9:84b0bc80 r8:8027ecf4 r7:e08b1e60 r6:85024480 r5:84b7a400 [ 1340.351979][ T32] r4:00000001 [ 1340.351998][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.352033][ T32] Exception stack(0xe08cdfb0 to 0xe08cdff8) [ 1340.352069][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1340.352109][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.352136][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.352163][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1340.352184][ T32] r4:850d97c0 [ 1340.352227][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.352279][ T32] INFO: task kworker/0:790:5273 blocked for more than 466 seconds. [ 1340.352315][ T32] Not tainted 6.15.0-syzkaller #0 [ 1340.352340][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.352361][ T32] task:kworker/0:790 state:D stack:0 pid:5273 tgid:5273 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.352409][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.352462][ T32] Call trace: [ 1340.352493][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1340.352553][ T32] r10:829189c0 r9:eb909d84 r8:00000002 r7:60000013 r6:eb909d8c r5:854ec800 [ 1340.352578][ T32] r4:854ec800 [ 1340.352606][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1340.352670][ T32] r5:854ec800 r4:829189bc [ 1340.352713][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.352782][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.352832][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb909e08 [ 1340.352854][ T32] r4:00000000 [ 1340.352872][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1340.352938][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1340.352975][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1340.353015][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b95380 [ 1340.353036][ T32] r4:00000000 [ 1340.353064][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1340.353137][ T32] r9:83018005 r8:854ec800 r7:00000000 r6:83018000 r5:00001000 r4:7f091000 [ 1340.353171][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1340.353234][ T32] r5:00001000 r4:eb913000 [ 1340.353257][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1340.353295][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.353353][ T32] r5:8557bf8c r4:8557bc00 [ 1340.353376][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1340.353418][ T32] r7:dddced40 r6:83018000 r5:8557bf8c r4:85454d80 [ 1340.353439][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1340.353482][ T32] r10:61c88647 r9:854ec800 r8:85454dac r7:82804d40 r6:dddced40 r5:dddced60 [ 1340.353504][ T32] r4:85454d80 [ 1340.353544][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1340.353599][ T32] r10:00000000 r9:85454d80 r8:8027ecf4 r7:eb90de60 r6:85454e00 r5:854ec800 [ 1340.353624][ T32] r4:00000001 [ 1340.353642][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.353675][ T32] Exception stack(0xeb909fb0 to 0xeb909ff8) [ 1340.353700][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1340.353727][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.353752][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.353800][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1340.353826][ T32] r4:84b952c0 [ 1340.354338][ T32] INFO: task kworker/0:790:5273 is blocked on a mutex likely owned by task kworker/0:314:3957. [ 1340.354376][ T32] task:kworker/0:314 state:R running task stack:0 pid:3957 tgid:3957 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.354469][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.354534][ T32] Call trace: [ 1340.354567][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1340.354615][ T32] r10:8280c9b4 r9:84b7a400 r8:80200be4 r7:e08cdd54 r6:ffffffff r5:84b7a400 [ 1340.354637][ T32] r4:00000000 [ 1340.354655][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 7 printk messages dropped ** [ 1340.354969][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) ** 9 printk messages dropped ** [ 1340.355407][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) ** 9 printk messages dropped ** [ 1340.355873][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1340.356032][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1340.356347][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1340.356706][ T32] r5:854ed400 r4:829189bc [ 1340.356751][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.356794][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) ** 1 printk messages dropped ** [ 1340.356860][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1340.357049][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1340.357227][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) ** 9 printk messages dropped ** [ 1340.357624][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1340.357894][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 11 printk messages dropped ** [ 1340.358696][ T32] dd40: 7f323000 e069b000 8280c9b4 e08cdd9c e08cdda0 e08cdd70 80230ad4 80239bb0 ** 9 printk messages dropped ** [ 1340.359029][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1340.359340][ T32] r5:85073f8c r4:85073c00 ** 4 printk messages dropped ** [ 1340.359536][ T32] r4:84b0bc80 ** 5 printk messages dropped ** [ 1340.359757][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1340.360082][ T32] task:kworker/0:792 state:D stack:0 pid:5277 tgid:5277 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1340.360400][ T32] r5:854ee000 r4:829189bc ** 1 printk messages dropped ** [ 1340.360474][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) ** 3 printk messages dropped ** [ 1340.391304][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1340.391353][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1340.391420][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b956c0 [ 1340.391448][ T32] r4:00000000 [ 1340.391498][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1340.391545][ T32] r9:83018005 r8:854ee000 r7:00000000 r6:83018000 r5:00001000 r4:7f0c1000 [ 1340.391588][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1340.391634][ T32] r5:00001000 r4:eb92b000 [ 1340.391654][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1340.391692][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.391731][ T32] r5:8558478c r4:85584400 [ 1340.391750][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1340.391792][ T32] r7:dddced40 r6:83018000 r5:8558478c r4:85454f80 [ 1340.391829][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1340.391876][ T32] r10:61c88647 r9:854ee000 r8:85454fac r7:82804d40 r6:dddced40 r5:dddced60 [ 1340.391918][ T32] r4:85454f80 [ 1340.391942][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1340.391986][ T32] r10:00000000 r9:85454f80 r8:8027ecf4 r7:eb91de60 r6:85306000 r5:854ee000 [ 1340.392028][ T32] r4:00000001 [ 1340.392050][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.392106][ T32] Exception stack(0xeb929fb0 to 0xeb929ff8) [ 1340.392171][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1340.392230][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.392258][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.392286][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1340.392331][ T32] r4:84b953c0 [ 1340.392885][ T32] INFO: task kworker/0:792:5277 is blocked on a mutex likely owned by task kworker/0:314:3957. [ 1340.392944][ T32] task:kworker/0:314 state:R running task stack:0 pid:3957 tgid:3957 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.393016][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.393062][ T32] Call trace: [ 1340.393098][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1340.393170][ T32] r10:8280c9b4 r9:84b7a400 r8:80200be4 r7:e08cdd54 r6:ffffffff r5:84b7a400 [ 1340.393198][ T32] r4:00000000 [ 1340.393238][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.393302][ T32] Exception stack(0xe08cdd20 to 0xe08cdd68) [ 1340.393334][ T32] dd20: d83e4000 e069b000 00000001 80239b98 7f323000 00000001 82ac11c4 82ac05a0 [ 1340.393362][ T32] dd40: 7f323000 e069b000 8280c9b4 e08cdd9c e08cdda0 e08cdd70 80230ad4 80239bb0 [ 1340.393385][ T32] dd60: 80050013 ffffffff [ 1340.393408][ T32] r5:80050013 r4:80239bb0 [ 1340.393458][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1340.393503][ T32] r4:82ac11e4 [ 1340.393524][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.393564][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08cddc0 r5:e08cde08 [ 1340.393585][ T32] r4:e08cddc0 [ 1340.393635][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1340.393710][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9a40 [ 1340.393735][ T32] r4:00000000 [ 1340.393753][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1340.393796][ T32] r9:83018005 r8:84b7a400 r7:00000000 r6:83018000 r5:00001000 r4:7f09b000 [ 1340.393817][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1340.393873][ T32] r5:00001000 r4:e06d3000 [ 1340.393898][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1340.393936][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.394007][ T32] r5:85073f8c r4:85073c00 [ 1340.394029][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1340.394131][ T32] r7:dddced40 r6:83018000 r5:85073f8c r4:84b0bc80 [ 1340.394155][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1340.394201][ T32] r10:61c88647 r9:84b7a400 r8:84b0bcac r7:82804d40 r6:dddced40 r5:dddced60 [ 1340.394222][ T32] r4:84b0bc80 [ 1340.394240][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1340.394283][ T32] r10:00000000 r9:84b0bc80 r8:8027ecf4 r7:e08b1e60 r6:85024480 r5:84b7a400 [ 1340.394314][ T32] r4:00000001 [ 1340.394335][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.394372][ T32] Exception stack(0xe08cdfb0 to 0xe08cdff8) [ 1340.394397][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 2 printk messages dropped ** [ 1340.394490][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 10 printk messages dropped ** [ 1340.394961][ T32] r4:854eec00 ** 1 printk messages dropped ** [ 1340.395028][ T32] r5:854eec00 r4:829189bc [ 1340.395050][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 1 printk messages dropped ** [ 1340.395169][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb911e08 ** 8 printk messages dropped ** [ 1340.395495][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) ** 7 printk messages dropped ** [ 1340.395795][ T32] r10:61c88647 r9:854eec00 r8:853060ac r7:82804d40 r6:dddced40 r5:dddced60 ** 7 printk messages dropped ** [ 1340.396045][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.396099][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.396154][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1340.396180][ T32] r4:84b954c0 [ 1340.396515][ T32] INFO: task kworker/0:793:5278 is blocked on a mutex likely owned by task kworker/0:314:3957. [ 1340.396559][ T32] task:kworker/0:314 state:R running task stack:0 pid:3957 tgid:3957 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.396652][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.396708][ T32] Call trace: [ 1340.396783][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1340.396835][ T32] r10:8280c9b4 r9:84b7a400 r8:80200be4 r7:e08cdd54 r6:ffffffff r5:84b7a400 [ 1340.396858][ T32] r4:00000000 [ 1340.396876][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.396913][ T32] Exception stack(0xe08cdd20 to 0xe08cdd68) [ 1340.396941][ T32] dd20: d83e4000 e069b000 00000001 80239b98 7f323000 00000001 82ac11c4 82ac05a0 [ 1340.396979][ T32] dd40: 7f323000 e069b000 8280c9b4 e08cdd9c e08cdda0 e08cdd70 80230ad4 80239bb0 [ 1340.397006][ T32] dd60: 80050013 ffffffff [ 1340.397028][ T32] r5:80050013 r4:80239bb0 [ 1340.397047][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1340.397099][ T32] r4:82ac11e4 [ 1340.397150][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.397208][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08cddc0 r5:e08cde08 [ 1340.397232][ T32] r4:e08cddc0 [ 1340.397251][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1340.397326][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9a40 [ 1340.397353][ T32] r4:00000000 [ 1340.397371][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1340.397413][ T32] r9:83018005 r8:84b7a400 r7:00000000 r6:83018000 r5:00001000 r4:7f09b000 [ 1340.397434][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1340.397480][ T32] r5:00001000 r4:e06d3000 [ 1340.397499][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1340.397568][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.397631][ T32] r5:85073f8c r4:85073c00 [ 1340.397667][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1340.397742][ T32] r7:dddced40 r6:83018000 r5:85073f8c r4:84b0bc80 [ 1340.397766][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1340.397812][ T32] r10:61c88647 r9:84b7a400 r8:84b0bcac r7:82804d40 r6:dddced40 r5:dddced60 ** 1 printk messages dropped ** [ 1340.397876][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) ** 10 printk messages dropped ** [ 1340.398295][ T32] INFO: task kworker/0:794:5280 blocked for more than 466 seconds. ** 9 printk messages dropped ** [ 1340.398723][ T32] r5:854ea400 r4:829189bc [ 1340.398770][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.398822][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) ** 4 printk messages dropped ** [ 1340.398990][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) ** 10 printk messages dropped ** [ 1340.399462][ T32] r7:dddced40 r6:83018000 r5:8558578c r4:85306180 ** 7 printk messages dropped ** [ 1340.399773][ T32] Exception stack(0xeb935fb0 to 0xeb935ff8) ** 6 printk messages dropped ** [ 1340.400371][ T32] task:kworker/0:314 state:R running task stack:0 pid:3957 tgid:3957 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 14 printk messages dropped ** [ 1340.421530][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08cddc0 r5:e08cde08 ** 10 printk messages dropped ** [ 1340.422025][ T32] r5:85073f8c r4:85073c00 ** 4 printk messages dropped ** [ 1340.422189][ T32] r4:84b0bc80 ** 6 printk messages dropped ** [ 1340.422482][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 12 printk messages dropped ** [ 1340.423070][ T32] r4:848f8000 ** 1 printk messages dropped ** [ 1340.423235][ T32] r5:848f8000 r4:829189bc [ 1340.423265][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 4 printk messages dropped ** [ 1340.423542][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) ** 10 printk messages dropped ** [ 1340.424051][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) ** 10 printk messages dropped ** [ 1340.424374][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.424400][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.424428][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1340.424459][ T32] r4:84b95640 [ 1340.425015][ T32] INFO: task kworker/0:795:5281 is blocked on a mutex likely owned by task kworker/0:314:3957. [ 1340.425055][ T32] task:kworker/0:314 state:R running task stack:0 pid:3957 tgid:3957 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.425132][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.425200][ T32] Call trace: [ 1340.425249][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1340.425299][ T32] r10:8280c9b4 r9:84b7a400 r8:80200be4 r7:e08cdd54 r6:ffffffff r5:84b7a400 [ 1340.425321][ T32] r4:00000000 [ 1340.425340][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.425378][ T32] Exception stack(0xe08cdd20 to 0xe08cdd68) [ 1340.425428][ T32] dd20: d880d000 e069b000 00000001 80239b98 7f323000 00000001 82ac11c4 82ac05a0 [ 1340.425460][ T32] dd40: 7f323000 e069b000 8280c9b4 e08cdd9c e08cdda0 e08cdd70 80230ad4 80239bb0 [ 1340.425506][ T32] dd60: 80050013 ffffffff [ 1340.425552][ T32] r5:80050013 r4:80239bb0 [ 1340.425583][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1340.425627][ T32] r4:82ac11e4 [ 1340.425647][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.425686][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08cddc0 r5:e08cde08 [ 1340.425729][ T32] r4:e08cddc0 [ 1340.425752][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1340.425802][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9a40 [ 1340.425827][ T32] r4:00000000 [ 1340.425846][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1340.425888][ T32] r9:83018005 r8:84b7a400 r7:00000000 r6:83018000 r5:00001000 r4:7f09b000 [ 1340.425931][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1340.425975][ T32] r5:00001000 r4:e06d3000 [ 1340.426039][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1340.426110][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.426187][ T32] r5:85073f8c r4:85073c00 [ 1340.426211][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1340.426281][ T32] r7:dddced40 r6:83018000 r5:85073f8c r4:84b0bc80 [ 1340.426304][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1340.426375][ T32] r10:61c88647 r9:84b7a400 r8:84b0bcac r7:82804d40 r6:dddced40 r5:dddced60 [ 1340.426411][ T32] r4:84b0bc80 [ 1340.426432][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1340.426477][ T32] r10:00000000 r9:84b0bc80 r8:8027ecf4 r7:e08b1e60 r6:85024480 r5:84b7a400 [ 1340.426520][ T32] r4:00000001 [ 1340.426542][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.426576][ T32] Exception stack(0xe08cdfb0 to 0xe08cdff8) [ 1340.426602][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1340.426639][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.426694][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.426744][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1340.426789][ T32] r4:850d97c0 [ 1340.426813][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.426859][ T32] INFO: task kworker/0:796:5284 blocked for more than 466 seconds. [ 1340.426913][ T32] Not tainted 6.15.0-syzkaller #0 [ 1340.426939][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.426982][ T32] task:kworker/0:796 state:D stack:0 pid:5284 tgid:5284 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.427042][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.427107][ T32] Call trace: [ 1340.427177][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1340.427240][ T32] r10:829189c0 r9:eb951d84 r8:00000002 r7:60000113 r6:eb951d8c r5:848f9800 [ 1340.427263][ T32] r4:848f9800 [ 1340.427281][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1340.427335][ T32] r5:848f9800 r4:829189bc [ 1340.427358][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.427419][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.427486][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb951e08 [ 1340.427522][ T32] r4:00000000 [ 1340.427544][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1340.427583][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1340.427628][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1340.427682][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b95c40 [ 1340.427714][ T32] r4:00000000 [ 1340.427754][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1340.427797][ T32] r9:83018005 r8:848f9800 r7:00000000 r6:83018000 r5:00001000 r4:7f0c7000 [ 1340.427817][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1340.427877][ T32] r5:00001000 r4:eb953000 [ 1340.427899][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1340.427976][ T32] r5:8558538c r4:85585000 ** 5 printk messages dropped ** [ 1340.428245][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) ** 6 printk messages dropped ** [ 1340.428545][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.428572][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1340.428614][ T32] r4:84b95ac0 [ 1340.428992][ T32] INFO: task kworker/0:796:5284 is blocked on a mutex likely owned by task kworker/0:314:3957. [ 1340.429035][ T32] task:kworker/0:314 state:R running task stack:0 pid:3957 tgid:3957 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.429112][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.429169][ T32] Call trace: [ 1340.429197][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1340.429245][ T32] r10:8280c9b4 r9:84b7a400 r8:80200be4 r7:e08cdd54 r6:ffffffff r5:84b7a400 [ 1340.429267][ T32] r4:00000000 [ 1340.429307][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.429350][ T32] Exception stack(0xe08cdd20 to 0xe08cdd68) [ 1340.429399][ T32] dd20: d880d000 e069b000 00000001 80239b98 7f323000 00000001 82ac11c4 82ac05a0 [ 1340.429450][ T32] dd40: 7f323000 e069b000 8280c9b4 e08cdd9c e08cdda0 e08cdd70 80230ad4 80239bb0 [ 1340.429476][ T32] dd60: 80050013 ffffffff [ 1340.429499][ T32] r5:80050013 r4:80239bb0 [ 1340.429518][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1340.429559][ T32] r4:82ac11e4 [ 1340.429600][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.429644][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08cddc0 r5:e08cde08 [ 1340.429689][ T32] r4:e08cddc0 [ 1340.429735][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1340.429779][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9a40 [ 1340.429816][ T32] r4:00000000 [ 1340.429857][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1340.429902][ T32] r9:83018005 r8:84b7a400 r7:00000000 r6:83018000 r5:00001000 r4:7f09b000 [ 1340.429966][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1340.430011][ T32] r5:00001000 r4:e06d3000 [ 1340.430051][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1340.430129][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.430171][ T32] r5:85073f8c r4:85073c00 [ 1340.430235][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1340.430280][ T32] r7:dddced40 r6:83018000 r5:85073f8c r4:84b0bc80 [ 1340.430301][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1340.430345][ T32] r10:61c88647 r9:84b7a400 r8:84b0bcac r7:82804d40 r6:dddced40 r5:dddced60 [ 1340.430366][ T32] r4:84b0bc80 [ 1340.430406][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1340.430454][ T32] r10:00000000 r9:84b0bc80 r8:8027ecf4 r7:e08b1e60 r6:85024480 r5:84b7a400 [ 1340.430476][ T32] r4:00000001 [ 1340.463473][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 1 printk messages dropped ** [ 1340.463664][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1340.464174][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1340.464551][ T32] r5:848fa400 r4:829189bc [ 1340.464597][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1340.464756][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1340.464879][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) ** 9 printk messages dropped ** [ 1340.465325][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1340.465534][ T32] r4:85306480 [ 1340.465564][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1340.465631][ T32] r10:00000000 r9:85306480 r8:8027ecf4 r7:eb935e60 r6:85306500 r5:848fa400 [ 1340.465657][ T32] r4:00000001 [ 1340.465698][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.465734][ T32] Exception stack(0xeb941fb0 to 0xeb941ff8) [ 1340.465759][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1340.465797][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.465849][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.465879][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1340.465901][ T32] r4:84b95c80 [ 1340.466426][ T32] INFO: task kworker/0:797:5286 is blocked on a mutex likely owned by task kworker/0:314:3957. [ 1340.466463][ T32] task:kworker/0:314 state:R running task stack:0 pid:3957 tgid:3957 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.466532][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.466607][ T32] Call trace: [ 1340.466676][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1340.466725][ T32] r10:8280c9b4 r9:84b7a400 r8:80200be4 r7:e08cdd54 r6:ffffffff r5:84b7a400 [ 1340.466758][ T32] r4:00000000 [ 1340.466780][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.466839][ T32] Exception stack(0xe08cdd20 to 0xe08cdd68) [ 1340.466892][ T32] dd20: d91b4000 e069b000 00000001 80239b98 7f323000 00000001 82ac11c4 82ac05a0 [ 1340.466922][ T32] dd40: 7f323000 e069b000 8280c9b4 e08cdd9c e08cdda0 e08cdd70 80230ad4 80239bb0 [ 1340.466955][ T32] dd60: 80050013 ffffffff [ 1340.467002][ T32] r5:80050013 r4:80239bb0 [ 1340.467025][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1340.467108][ T32] r4:82ac11e4 [ 1340.467168][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.467234][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08cddc0 r5:e08cde08 [ 1340.467281][ T32] r4:e08cddc0 [ 1340.467303][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1340.467347][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9a40 ** 2 printk messages dropped ** [ 1340.467427][ T32] r9:83018005 r8:84b7a400 r7:00000000 r6:83018000 r5:00001000 r4:7f09b000 ** 9 printk messages dropped ** [ 1340.467833][ T32] r4:84b0bc80 ** 6 printk messages dropped ** [ 1340.468114][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 10 printk messages dropped ** [ 1340.468495][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) ** 3 printk messages dropped ** [ 1340.468643][ T32] r5:848fbc00 r4:829189bc [ 1340.468684][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 6 printk messages dropped ** [ 1340.469018][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854570c0 ** 7 printk messages dropped ** [ 1340.469257][ T32] r5:85586b8c r4:85586800 ** 4 printk messages dropped ** [ 1340.469459][ T32] r4:85306580 ** 7 printk messages dropped ** [ 1340.469704][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1340.479493][ T32] r10:8280c9b4 r9:84b7a400 r8:80200be4 r7:e08cdd54 r6:ffffffff r5:84b7a400 ** 9 printk messages dropped ** [ 1340.479920][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) ** 10 printk messages dropped ** [ 1340.480367][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1340.493861][ T32] r10:61c88647 r9:84b7a400 r8:84b0bcac r7:82804d40 r6:dddced40 r5:dddced60 [ 1340.493885][ T32] r4:84b0bc80 [ 1340.493905][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1340.493950][ T32] r10:00000000 r9:84b0bc80 r8:8027ecf4 r7:e08b1e60 r6:85024480 r5:84b7a400 [ 1340.493972][ T32] r4:00000001 [ 1340.494011][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.494094][ T32] Exception stack(0xe08cdfb0 to 0xe08cdff8) [ 1340.494132][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1340.494181][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.494210][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.494239][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1340.494282][ T32] r4:850d97c0 [ 1340.494339][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.494394][ T32] INFO: task kworker/0:799:5293 blocked for more than 466 seconds. [ 1340.494450][ T32] Not tainted 6.15.0-syzkaller #0 [ 1340.494499][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.494524][ T32] task:kworker/0:799 state:D stack:0 pid:5293 tgid:5293 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.494582][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.494627][ T32] Call trace: [ 1340.494721][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1340.494778][ T32] r10:829189c0 r9:eb7f1d84 r8:00000002 r7:60000013 r6:eb7f1d8c r5:848fc800 [ 1340.494802][ T32] r4:848fc800 [ 1340.494846][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1340.494890][ T32] r5:848fc800 r4:829189bc [ 1340.494929][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.494994][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.495082][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb7f1e08 [ 1340.495109][ T32] r4:00000000 [ 1340.495171][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1340.495212][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1340.495294][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1340.495370][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8546e000 [ 1340.495418][ T32] r4:00000000 [ 1340.495441][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1340.495503][ T32] r9:83018005 r8:848fc800 r7:00000000 r6:83018000 r5:00001000 r4:7f02b000 [ 1340.495548][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1340.495593][ T32] r5:00001000 r4:e0077000 [ 1340.495613][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1340.495660][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.495723][ T32] r5:8558638c r4:85586000 [ 1340.495746][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1340.495811][ T32] r7:dddced40 r6:83018000 r5:8558638c r4:85306680 [ 1340.495835][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1340.495880][ T32] r10:61c88647 r9:848fc800 r8:853066ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1340.495925][ T32] r4:85306680 [ 1340.495968][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1340.496050][ T32] r10:00000000 r9:85306680 r8:8027ecf4 r7:eb0d9e60 r6:85306700 r5:848fc800 [ 1340.496081][ T32] r4:00000001 [ 1340.496102][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.496173][ T32] Exception stack(0xeb7f1fb0 to 0xeb7f1ff8) ** 2 printk messages dropped ** [ 1340.496269][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 9 printk messages dropped ** [ 1340.497344][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 11 printk messages dropped ** [ 1340.497784][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9a40 ** 8 printk messages dropped ** [ 1340.498109][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) ** 12 printk messages dropped ** [ 1340.498638][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 6 printk messages dropped ** [ 1340.498910][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1340.499198][ T32] r5:848fd400 r4:829189bc [ 1340.499217][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 1 printk messages dropped ** [ 1340.499298][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb801e08 [ 1340.499340][ T32] r4:00000000 [ 1340.499363][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1340.499402][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1340.499437][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1340.499488][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847e5040 [ 1340.499513][ T32] r4:00000000 [ 1340.499554][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1340.499617][ T32] r9:83018205 r8:848fd400 r7:00000000 r6:83018200 r5:00001000 r4:7f033000 [ 1340.499641][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1340.499679][ T32] r5:00001000 r4:eace3000 [ 1340.499697][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1340.499735][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.499772][ T32] r5:8480db8c r4:8480d800 [ 1340.499790][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1340.499829][ T32] r7:ddde2d40 r6:83018200 r5:8480db8c r4:85450a00 [ 1340.499849][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1340.499891][ T32] r10:61c88647 r9:848fd400 r8:85450a2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1340.499933][ T32] r4:85450a00 [ 1340.499956][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1340.500022][ T32] r10:00000000 r9:85450a00 r8:8027ecf4 r7:eb879e60 r6:85306780 r5:848fd400 [ 1340.500047][ T32] r4:00000001 [ 1340.500079][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.500142][ T32] Exception stack(0xeb801fb0 to 0xeb801ff8) [ 1340.500171][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1340.500199][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.500233][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.500286][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1340.500311][ T32] r4:85464340 [ 1340.508453][ T32] INFO: task kworker/1:277:5294 is blocked on a mutex likely owned by task kworker/0:314:3957. [ 1340.508570][ T32] task:kworker/0:314 state:R running task stack:0 pid:3957 tgid:3957 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 1340.509224][ T32] r5:80050013 r4:80239bb0 ** 4 printk messages dropped ** [ 1340.509462][ T32] r4:e08cddc0 [ 1340.509482][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1340.509544][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9a40 [ 1340.509569][ T32] r4:00000000 [ 1340.509619][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1340.509684][ T32] r9:83018005 r8:84b7a400 r7:00000000 r6:83018000 r5:00001000 r4:7f09b000 [ 1340.509711][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1340.509773][ T32] r5:00001000 r4:e06d3000 [ 1340.509809][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1340.509873][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.509956][ T32] r5:85073f8c r4:85073c00 [ 1340.510002][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1340.510051][ T32] r7:dddced40 r6:83018000 r5:85073f8c r4:84b0bc80 [ 1340.510128][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1340.510177][ T32] r10:61c88647 r9:84b7a400 r8:84b0bcac r7:82804d40 r6:dddced40 r5:dddced60 [ 1340.510219][ T32] r4:84b0bc80 [ 1340.510242][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1340.510286][ T32] r10:00000000 r9:84b0bc80 r8:8027ecf4 r7:e08b1e60 r6:85024480 r5:84b7a400 [ 1340.510309][ T32] r4:00000001 [ 1340.510327][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.510385][ T32] Exception stack(0xe08cdfb0 to 0xe08cdff8) [ 1340.510433][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1340.510494][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.510555][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.521328][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1340.521374][ T32] r4:850d97c0 [ 1340.521432][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.521468][ T32] INFO: task kworker/1:278:5295 blocked for more than 466 seconds. ** 9 printk messages dropped ** [ 1340.521925][ T32] r5:848fe000 r4:829189bc ** 2 printk messages dropped ** [ 1340.522054][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb805e08 ** 7 printk messages dropped ** [ 1340.522606][ T32] r9:83018205 r8:848fe000 r7:00000000 r6:83018200 r5:00001000 r4:7f031000 ** 8 printk messages dropped ** [ 1340.523040][ T32] r10:61c88647 r9:848fe000 r8:85450aac r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 7 printk messages dropped ** [ 1340.523361][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1340.524496][ T32] r10:8280c9b4 r9:84b7a400 r8:80200be4 r7:e08cdd54 r6:ffffffff r5:84b7a400 ** 13 printk messages dropped ** [ 1340.525195][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9a40 ** 7 printk messages dropped ** [ 1340.525475][ T32] r5:85073f8c r4:85073c00 ** 6 printk messages dropped ** [ 1340.525832][ T32] r10:00000000 r9:84b0bc80 r8:8027ecf4 r7:e08b1e60 r6:85024480 r5:84b7a400 ** 9 printk messages dropped ** [ 1340.526222][ T32] INFO: task kworker/0:800:5296 blocked for more than 466 seconds. ** 9 printk messages dropped ** [ 1340.526713][ T32] r5:848fec00 r4:829189bc ** 6 printk messages dropped ** [ 1340.527043][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) ** 8 printk messages dropped ** [ 1340.527564][ T32] r5:8558678c r4:85586400 ** 5 printk messages dropped ** [ 1340.527866][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) ** 3 printk messages dropped ** [ 1340.528026][ T32] Exception stack(0xeb811fb0 to 0xeb811ff8) [ 1340.528080][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1340.528139][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.528222][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.528258][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1340.528280][ T32] r4:85309240 [ 1340.528664][ T32] INFO: task kworker/0:800:5296 is blocked on a mutex likely owned by task kworker/0:314:3957. [ 1340.528698][ T32] task:kworker/0:314 state:R running task stack:0 pid:3957 tgid:3957 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.528844][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.528891][ T32] Call trace: [ 1340.528940][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1340.529055][ T32] r10:8280c9b4 r9:84b7a400 r8:80200be4 r7:e08cdd54 r6:ffffffff r5:84b7a400 [ 1340.529091][ T32] r4:00000000 [ 1340.529111][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.529149][ T32] Exception stack(0xe08cdd20 to 0xe08cdd68) [ 1340.529179][ T32] dd20: d996e000 e069b000 00000001 80239b98 7f323000 00000001 82ac11c4 82ac05a0 [ 1340.529228][ T32] dd40: 7f323000 e069b000 8280c9b4 e08cdd9c e08cdda0 e08cdd70 80230ad4 80239bb0 [ 1340.529255][ T32] dd60: 80050013 ffffffff [ 1340.529277][ T32] r5:80050013 r4:80239bb0 [ 1340.529296][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1340.529337][ T32] r4:82ac11e4 [ 1340.529357][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.529460][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08cddc0 r5:e08cde08 [ 1340.529508][ T32] r4:e08cddc0 [ 1340.529540][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1340.529584][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9a40 [ 1340.529620][ T32] r4:00000000 [ 1340.529667][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1340.529712][ T32] r9:83018005 r8:84b7a400 r7:00000000 r6:83018000 r5:00001000 r4:7f09b000 [ 1340.529786][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1340.529829][ T32] r5:00001000 r4:e06d3000 [ 1340.529849][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1340.529908][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.529971][ T32] r5:85073f8c r4:85073c00 [ 1340.530106][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1340.530199][ T32] r7:dddced40 r6:83018000 r5:85073f8c r4:84b0bc80 [ 1340.530246][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1340.530316][ T32] r10:61c88647 r9:84b7a400 r8:84b0bcac r7:82804d40 r6:dddced40 r5:dddced60 [ 1340.530341][ T32] r4:84b0bc80 [ 1340.530423][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1340.530470][ T32] r10:00000000 r9:84b0bc80 r8:8027ecf4 r7:e08b1e60 r6:85024480 r5:84b7a400 [ 1340.530537][ T32] r4:00000001 [ 1340.551514][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.551598][ T32] Exception stack(0xe08cdfb0 to 0xe08cdff8) [ 1340.551633][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1340.551683][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.551735][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.551769][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1340.551793][ T32] r4:850d97c0 [ 1340.551819][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.551877][ T32] INFO: task kworker/1:279:5299 blocked for more than 467 seconds. [ 1340.551914][ T32] Not tainted 6.15.0-syzkaller #0 [ 1340.551968][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.551995][ T32] task:kworker/1:279 state:D stack:0 pid:5299 tgid:5299 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.552104][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.552240][ T32] Call trace: [ 1340.552315][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) ** 5 printk messages dropped ** [ 1340.552560][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1340.552940][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) ** 6 printk messages dropped ** [ 1340.553305][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) ** 10 printk messages dropped ** [ 1340.553735][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 7 printk messages dropped ** [ 1340.554737][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1340.554946][ T32] r5:80050013 r4:80239bb0 ** 3 printk messages dropped ** [ 1340.555080][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08cddc0 r5:e08cde08 [ 1340.555108][ T32] r4:e08cddc0 [ 1340.555157][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) ** 3 printk messages dropped ** [ 1340.555319][ T32] r9:83018005 r8:84b7a400 r7:00000000 r6:83018000 r5:00001000 r4:7f09b000 ** 6 printk messages dropped ** [ 1340.555612][ T32] r7:dddced40 r6:83018000 r5:85073f8c r4:84b0bc80 ** 7 printk messages dropped ** [ 1340.555974][ T32] Exception stack(0xe08cdfb0 to 0xe08cdff8) ** 4 printk messages dropped ** [ 1340.556148][ T32] r4:850d97c0 ** 5 printk messages dropped ** [ 1340.556384][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1340.556660][ T32] r5:8485d400 r4:829189bc ** 8 printk messages dropped ** [ 1340.557030][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1340.557155][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1340.557317][ T32] r5:8555038c r4:85550000 [ 1340.557336][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1340.557377][ T32] r7:ddde2d40 r6:83018200 r5:8555038c r4:85450b80 [ 1340.557397][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1340.557440][ T32] r10:61c88647 r9:8485d400 r8:85450bac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1340.557484][ T32] r4:85450b80 [ 1340.557530][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1340.557598][ T32] r10:00000000 r9:85450b80 r8:8027ecf4 r7:eb971e60 r6:85450c00 r5:8485d400 [ 1340.557625][ T32] r4:00000001 [ 1340.557643][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.557678][ T32] Exception stack(0xeb7cdfb0 to 0xeb7cdff8) [ 1340.557734][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1340.557786][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.557815][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.557906][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1340.557932][ T32] r4:847e51c0 [ 1340.558325][ T32] INFO: task kworker/1:280:5300 is blocked on a mutex likely owned by task kworker/0:314:3957. [ 1340.558361][ T32] task:kworker/0:314 state:R running task stack:0 pid:3957 tgid:3957 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.558485][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.558531][ T32] Call trace: [ 1340.558560][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1340.558608][ T32] r10:8280c9b4 r9:84b7a400 r8:80200be4 r7:e08cdd54 r6:ffffffff r5:84b7a400 [ 1340.558630][ T32] r4:00000000 [ 1340.558648][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.558705][ T32] Exception stack(0xe08cdd20 to 0xe08cdd68) [ 1340.558738][ T32] dd20: d9d9b000 e069b000 00000001 80239b98 7f323000 00000001 82ac11c4 82ac05a0 [ 1340.558787][ T32] dd40: 7f323000 e069b000 8280c9b4 e08cdd9c e08cdda0 e08cdd70 80230ad4 80239bb0 [ 1340.558813][ T32] dd60: 80050013 ffffffff [ 1340.558835][ T32] r5:80050013 r4:80239bb0 [ 1340.558854][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1340.558896][ T32] r4:82ac11e4 [ 1340.558915][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.558955][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08cddc0 r5:e08cde08 [ 1340.559003][ T32] r4:e08cddc0 [ 1340.559025][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1340.559083][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9a40 [ 1340.559111][ T32] r4:00000000 [ 1340.559153][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1340.559218][ T32] r9:83018005 r8:84b7a400 r7:00000000 r6:83018000 r5:00001000 r4:7f09b000 [ 1340.559286][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1340.559354][ T32] r5:00001000 r4:e06d3000 [ 1340.559377][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1340.559416][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.559454][ T32] r5:85073f8c r4:85073c00 [ 1340.559495][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1340.559541][ T32] r7:dddced40 r6:83018000 r5:85073f8c r4:84b0bc80 [ 1340.559571][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1340.559626][ T32] r10:61c88647 r9:84b7a400 r8:84b0bcac r7:82804d40 r6:dddced40 r5:dddced60 [ 1340.559648][ T32] r4:84b0bc80 [ 1340.559689][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1340.559738][ T32] r10:00000000 r9:84b0bc80 r8:8027ecf4 r7:e08b1e60 r6:85024480 r5:84b7a400 [ 1340.559761][ T32] r4:00000001 [ 1340.559780][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.559813][ T32] Exception stack(0xe08cdfb0 to 0xe08cdff8) [ 1340.559838][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1340.559886][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.559937][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.559999][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1340.560025][ T32] r4:850d97c0 [ 1340.560045][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.560113][ T32] INFO: task kworker/1:281:5303 blocked for more than 467 seconds. [ 1340.560167][ T32] Not tainted 6.15.0-syzkaller #0 [ 1340.560193][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.560214][ T32] task:kworker/1:281 state:D stack:0 pid:5303 tgid:5303 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.560257][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.560313][ T32] Call trace: [ 1340.560347][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) ** 5 printk messages dropped ** [ 1340.591614][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1340.592022][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) ** 5 printk messages dropped ** [ 1340.592259][ T32] r7:ddde2d40 r6:83018200 r5:85550b8c r4:85450c80 ** 7 printk messages dropped ** [ 1340.592571][ T32] Exception stack(0xeb84dfb0 to 0xeb84dff8) ** 10 printk messages dropped ** [ 1340.593650][ T32] r10:8280c9b4 r9:84b7a400 r8:80200be4 r7:e08cdd54 r6:ffffffff r5:84b7a400 ** 8 printk messages dropped ** [ 1340.593995][ T32] r4:82ac11e4 ** 1 printk messages dropped ** [ 1340.594092][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08cddc0 r5:e08cde08 [ 1340.594124][ T32] r4:e08cddc0 ** 3 printk messages dropped ** [ 1340.594236][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) ** 5 printk messages dropped ** [ 1340.594487][ T32] r5:85073f8c r4:85073c00 ** 3 printk messages dropped ** [ 1340.594634][ T32] r10:61c88647 r9:84b7a400 r8:84b0bcac r7:82804d40 r6:dddced40 r5:dddced60 ** 8 printk messages dropped ** [ 1340.594942][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1340.595351][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1340.595648][ T32] r5:8485a400 r4:829189bc ** 3 printk messages dropped ** [ 1340.595788][ T32] r4:00000000 ** 7 printk messages dropped ** [ 1340.596179][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) ** 6 printk messages dropped ** [ 1340.596535][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1340.596839][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1340.597416][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1340.597700][ T32] dd20: da720000 e069b000 00000001 80239b98 7f323000 00000001 82ac11c4 82ac05a0 ** 6 printk messages dropped ** [ 1340.597922][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08cddc0 r5:e08cde08 [ 1340.597964][ T32] r4:e08cddc0 ** 2 printk messages dropped ** [ 1340.598087][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1340.598200][ T32] r9:83018005 r8:84b7a400 r7:00000000 r6:83018000 r5:00001000 r4:7f09b000 [ 1340.598235][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1340.598278][ T32] r5:00001000 r4:e06d3000 [ 1340.598298][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1340.598357][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.598398][ T32] r5:85073f8c r4:85073c00 [ 1340.598417][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1340.598480][ T32] r7:dddced40 r6:83018000 r5:85073f8c r4:84b0bc80 [ 1340.598502][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1340.598561][ T32] r10:61c88647 r9:84b7a400 r8:84b0bcac r7:82804d40 r6:dddced40 r5:dddced60 [ 1340.598614][ T32] r4:84b0bc80 [ 1340.598654][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1340.598741][ T32] r10:00000000 r9:84b0bc80 r8:8027ecf4 r7:e08b1e60 r6:85024480 r5:84b7a400 [ 1340.598786][ T32] r4:00000001 [ 1340.598828][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.598865][ T32] Exception stack(0xe08cdfb0 to 0xe08cdff8) [ 1340.598890][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1340.598917][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.598971][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.599001][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1340.599064][ T32] r4:850d97c0 [ 1340.599101][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.599198][ T32] INFO: task kworker/1:283:5307 blocked for more than 467 seconds. [ 1340.599230][ T32] Not tainted 6.15.0-syzkaller #0 [ 1340.599274][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.599298][ T32] task:kworker/1:283 state:D stack:0 pid:5307 tgid:5307 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.599432][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.599472][ T32] Call trace: [ 1340.599537][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1340.599583][ T32] r10:829189c0 r9:eb965d84 r8:00000002 r7:60000113 r6:eb965d8c r5:8485e000 [ 1340.599605][ T32] r4:8485e000 [ 1340.599623][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1340.599662][ T32] r5:8485e000 r4:829189bc [ 1340.599680][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.599718][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.599785][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb965e08 [ 1340.599830][ T32] r4:00000000 [ 1340.599884][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1340.599924][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1340.599962][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1340.600044][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847e5a80 [ 1340.600069][ T32] r4:00000000 [ 1340.600093][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1340.600134][ T32] r9:83018205 r8:8485e000 r7:00000000 r6:83018200 r5:00001000 r4:7f06f000 [ 1340.600155][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1340.600213][ T32] r5:00001000 r4:eb29f000 [ 1340.600236][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1340.600295][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.600358][ T32] r5:8555178c r4:85551400 [ 1340.600379][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1340.600430][ T32] r7:ddde2d40 r6:83018200 r5:8555178c r4:85450e80 [ 1340.600473][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1340.600521][ T32] r10:61c88647 r9:8485e000 r8:85450eac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1340.600593][ T32] r4:85450e80 [ 1340.622915][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1340.623016][ T32] r10:00000000 r9:85450e80 r8:8027ecf4 r7:eb975e60 r6:85450f00 r5:8485e000 [ 1340.623064][ T32] r4:00000001 [ 1340.623108][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.623183][ T32] Exception stack(0xeb965fb0 to 0xeb965ff8) [ 1340.623215][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1340.623255][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.623285][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.623334][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1340.623382][ T32] r4:847e53c0 [ 1340.623943][ T32] INFO: task kworker/1:283:5307 is blocked on a mutex likely owned by task kworker/0:314:3957. [ 1340.623986][ T32] task:kworker/0:314 state:R running task stack:0 pid:3957 tgid:3957 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.624105][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.624161][ T32] Call trace: [ 1340.624192][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1340.624244][ T32] r10:8280c9b4 r9:84b7a400 r8:80200be4 r7:e08cdd54 r6:ffffffff r5:84b7a400 [ 1340.624266][ T32] r4:00000000 [ 1340.624316][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.624359][ T32] Exception stack(0xe08cdd20 to 0xe08cdd68) [ 1340.624388][ T32] dd20: dac1e000 e069b000 00000001 80239b98 7f323000 00000001 82ac11c4 82ac05a0 [ 1340.624416][ T32] dd40: 7f323000 e069b000 8280c9b4 e08cdd9c e08cdda0 e08cdd70 80230ad4 80239bb0 [ 1340.624439][ T32] dd60: 80050013 ffffffff [ 1340.624483][ T32] r5:80050013 r4:80239bb0 [ 1340.624507][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1340.624550][ T32] r4:82ac11e4 [ 1340.624570][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.624610][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08cddc0 r5:e08cde08 [ 1340.624643][ T32] r4:e08cddc0 [ 1340.624706][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) ** 1 printk messages dropped ** [ 1340.624778][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1340.624924][ T32] r5:00001000 r4:e06d3000 ** 4 printk messages dropped ** [ 1340.625155][ T32] r7:dddced40 r6:83018000 r5:85073f8c r4:84b0bc80 ** 7 printk messages dropped ** [ 1340.625400][ T32] Exception stack(0xe08cdfb0 to 0xe08cdff8) ** 6 printk messages dropped ** [ 1340.625667][ T32] INFO: task kworker/1:284:5308 blocked for more than 467 seconds. ** 9 printk messages dropped ** [ 1340.626146][ T32] r5:8485c800 r4:829189bc ** 3 printk messages dropped ** [ 1340.626291][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1340.626494][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1340.626614][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) ** 6 printk messages dropped ** [ 1340.626860][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) ** 6 printk messages dropped ** [ 1340.627178][ T32] Exception stack(0xeb97dfb0 to 0xeb97dff8) [ 1340.627204][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1340.627269][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.627299][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.627326][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1340.627349][ T32] r4:847e57c0 [ 1340.627731][ T32] INFO: task kworker/1:284:5308 is blocked on a mutex likely owned by task kworker/0:314:3957. [ 1340.627787][ T32] task:kworker/0:314 state:R running task stack:0 pid:3957 tgid:3957 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.627846][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.627908][ T32] Call trace: [ 1340.627941][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1340.627989][ T32] r10:8280c9b4 r9:84b7a400 r8:80200be4 r7:e08cdd54 r6:ffffffff r5:84b7a400 [ 1340.628010][ T32] r4:00000000 [ 1340.628052][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.628102][ T32] Exception stack(0xe08cdd20 to 0xe08cdd68) [ 1340.628131][ T32] dd20: dac1e000 e069b000 00000001 80239b98 7f323000 00000001 82ac11c4 82ac05a0 [ 1340.628159][ T32] dd40: 7f323000 e069b000 8280c9b4 e08cdd9c e08cdda0 e08cdd70 80230ad4 80239bb0 [ 1340.628181][ T32] dd60: 80050013 ffffffff [ 1340.628204][ T32] r5:80050013 r4:80239bb0 [ 1340.628224][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1340.628284][ T32] r4:82ac11e4 [ 1340.628308][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.628349][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08cddc0 r5:e08cde08 [ 1340.628370][ T32] r4:e08cddc0 [ 1340.628388][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1340.628428][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9a40 [ 1340.628448][ T32] r4:00000000 [ 1340.628487][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1340.628542][ T32] r9:83018005 r8:84b7a400 r7:00000000 r6:83018000 r5:00001000 r4:7f09b000 [ 1340.628567][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1340.628606][ T32] r5:00001000 r4:e06d3000 [ 1340.628625][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1340.628662][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.628701][ T32] r5:85073f8c r4:85073c00 [ 1340.628720][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1340.628760][ T32] r7:dddced40 r6:83018000 r5:85073f8c r4:84b0bc80 [ 1340.628779][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1340.628821][ T32] r10:61c88647 r9:84b7a400 r8:84b0bcac r7:82804d40 r6:dddced40 r5:dddced60 [ 1340.628853][ T32] r4:84b0bc80 [ 1340.628886][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1340.628944][ T32] r10:00000000 r9:84b0bc80 r8:8027ecf4 r7:e08b1e60 r6:85024480 r5:84b7a400 [ 1340.628970][ T32] r4:00000001 [ 1340.628988][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.629021][ T32] Exception stack(0xe08cdfb0 to 0xe08cdff8) [ 1340.629069][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1340.629113][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.629148][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.629187][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1340.629228][ T32] r4:850d97c0 [ 1340.629251][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.629275][ T32] INFO: task kworker/1:285:5311 blocked for more than 467 seconds. [ 1340.629311][ T32] Not tainted 6.15.0-syzkaller #0 [ 1340.629358][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.629381][ T32] task:kworker/1:285 state:D stack:0 pid:5311 tgid:5311 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.629424][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.629498][ T32] Call trace: [ 1340.629552][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1340.629598][ T32] r10:829189c0 r9:eb981d84 r8:00000002 r7:60000013 r6:eb981d8c r5:8485bc00 ** 5 printk messages dropped ** [ 1340.629802][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb981e08 ** 12 printk messages dropped ** [ 1340.630247][ T32] r5:85551b8c r4:85551800 ** 9 printk messages dropped ** [ 1340.642470][ T32] Exception stack(0xeb981fb0 to 0xeb981ff8) ** 7 printk messages dropped ** [ 1340.643427][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1340.643872][ T32] dd60: 80050013 ffffffff ** 4 printk messages dropped ** [ 1340.644161][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08cddc0 r5:e08cde08 ** 5 printk messages dropped ** [ 1340.644443][ T32] r9:83018005 r8:84b7a400 r7:00000000 r6:83018000 r5:00001000 r4:7f09b000 ** 14 printk messages dropped ** [ 1340.645036][ T32] Exception stack(0xe08cdfb0 to 0xe08cdff8) ** 4 printk messages dropped ** [ 1340.645202][ T32] r4:850d97c0 ** 9 printk messages dropped ** [ 1340.645681][ T32] r4:8485b000 ** 7 printk messages dropped ** [ 1340.646006][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) ** 11 printk messages dropped ** [ 1340.646504][ T32] r7:ddde2d40 r6:83018200 r5:85551f8c r4:8531c180 ** 11 printk messages dropped ** [ 1340.646883][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 7 printk messages dropped ** [ 1340.647697][ T32] r4:00000000 [ 1340.647719][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.647785][ T32] Exception stack(0xe08cdd20 to 0xe08cdd68) [ 1340.647817][ T32] dd20: dac1e000 e069b000 00000001 80239b98 7f323000 00000001 82ac11c4 82ac05a0 [ 1340.647854][ T32] dd40: 7f323000 e069b000 8280c9b4 e08cdd9c e08cdda0 e08cdd70 80230ad4 80239bb0 [ 1340.647889][ T32] dd60: 80050013 ffffffff [ 1340.647915][ T32] r5:80050013 r4:80239bb0 [ 1340.647936][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1340.647977][ T32] r4:82ac11e4 [ 1340.647996][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.648036][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08cddc0 r5:e08cde08 [ 1340.648058][ T32] r4:e08cddc0 [ 1340.648082][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1340.648140][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9a40 [ 1340.648214][ T32] r4:00000000 [ 1340.648236][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1340.648298][ T32] r9:83018005 r8:84b7a400 r7:00000000 r6:83018000 r5:00001000 r4:7f09b000 [ 1340.648322][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1340.648389][ T32] r5:00001000 r4:e06d3000 [ 1340.648455][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1340.648497][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.648536][ T32] r5:85073f8c r4:85073c00 [ 1340.648558][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1340.648640][ T32] r7:dddced40 r6:83018000 r5:85073f8c r4:84b0bc80 [ 1340.648686][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1340.648732][ T32] r10:61c88647 r9:84b7a400 r8:84b0bcac r7:82804d40 r6:dddced40 r5:dddced60 [ 1340.648753][ T32] r4:84b0bc80 [ 1340.648789][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1340.648854][ T32] r10:00000000 r9:84b0bc80 r8:8027ecf4 r7:e08b1e60 r6:85024480 r5:84b7a400 [ 1340.648879][ T32] r4:00000001 [ 1340.648910][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.648946][ T32] Exception stack(0xe08cdfb0 to 0xe08cdff8) [ 1340.648971][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1340.649021][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.649051][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.649091][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1340.649117][ T32] r4:850d97c0 [ 1340.649159][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.649188][ T32] INFO: task kworker/1:287:5315 blocked for more than 467 seconds. [ 1340.649216][ T32] Not tainted 6.15.0-syzkaller #0 [ 1340.649269][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 9 printk messages dropped ** [ 1340.649745][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) ** 11 printk messages dropped ** [ 1340.650355][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) ** 13 printk messages dropped ** [ 1340.681624][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1340.682582][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1340.682784][ T32] r5:80050013 r4:80239bb0 ** 3 printk messages dropped ** [ 1340.682979][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08cddc0 r5:e08cde08 ** 7 printk messages dropped ** [ 1340.683360][ T32] r5:00001000 r4:e06d3000 ** 9 printk messages dropped ** [ 1340.683799][ T32] r10:00000000 r9:84b0bc80 r8:8027ecf4 r7:e08b1e60 r6:85024480 r5:84b7a400 ** 14 printk messages dropped ** [ 1340.684550][ T32] Call trace: ** 10 printk messages dropped ** [ 1340.685131][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) ** 13 printk messages dropped ** [ 1340.685785][ T32] r10:61c88647 r9:85508000 r8:8531c3ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 9 printk messages dropped ** [ 1340.686212][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 8 printk messages dropped ** [ 1340.687181][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 4 printk messages dropped ** [ 1340.687360][ T32] r5:80050013 r4:80239bb0 [ 1340.687379][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1340.687420][ T32] r4:82ac11e4 [ 1340.687441][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.687481][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08cddc0 r5:e08cde08 [ 1340.687523][ T32] r4:e08cddc0 [ 1340.687632][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1340.687740][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9a40 [ 1340.687766][ T32] r4:00000000 [ 1340.687828][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1340.687897][ T32] r9:83018005 r8:84b7a400 r7:00000000 r6:83018000 r5:00001000 r4:7f09b000 [ 1340.687936][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1340.687980][ T32] r5:00001000 r4:e06d3000 [ 1340.688000][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1340.688037][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.688109][ T32] r5:85073f8c r4:85073c00 [ 1340.688174][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1340.688221][ T32] r7:dddced40 r6:83018000 r5:85073f8c r4:84b0bc80 [ 1340.688241][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1340.688327][ T32] r10:61c88647 r9:84b7a400 r8:84b0bcac r7:82804d40 r6:dddced40 r5:dddced60 [ 1340.688353][ T32] r4:84b0bc80 [ 1340.688371][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1340.688436][ T32] r10:00000000 r9:84b0bc80 r8:8027ecf4 r7:e08b1e60 r6:85024480 r5:84b7a400 [ 1340.688547][ T32] r4:00000001 [ 1340.688568][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.688666][ T32] Exception stack(0xe08cdfb0 to 0xe08cdff8) [ 1340.688695][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1340.688724][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.688867][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.688906][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1340.688931][ T32] r4:850d97c0 [ 1340.688995][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.689025][ T32] INFO: task kworker/1:289:5320 blocked for more than 467 seconds. [ 1340.689054][ T32] Not tainted 6.15.0-syzkaller #0 [ 1340.689130][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.689177][ T32] task:kworker/1:289 state:D stack:0 pid:5320 tgid:5320 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.689226][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.689292][ T32] Call trace: [ 1340.689326][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1340.689370][ T32] r10:829189c0 r9:eb995d84 r8:00000002 r7:60000113 r6:eb995d8c r5:85508c00 [ 1340.689401][ T32] r4:85508c00 [ 1340.689423][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1340.689461][ T32] r5:85508c00 r4:829189bc [ 1340.689500][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.689542][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.689587][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb995e08 [ 1340.689608][ T32] r4:00000000 [ 1340.689650][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1340.689690][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1340.689746][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1340.689792][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8451c7c0 [ 1340.689836][ T32] r4:00000000 [ 1340.689908][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1340.689963][ T32] r9:83018205 r8:85508c00 r7:00000000 r6:83018200 r5:00001000 r4:7f079000 [ 1340.689995][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1340.690067][ T32] r5:00001000 r4:eb4b1000 [ 1340.690108][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1340.690150][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.690187][ T32] r5:85552b8c r4:85552800 [ 1340.690205][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1340.690268][ T32] r7:ddde2d40 r6:83018200 r5:85552b8c r4:8531c480 [ 1340.690304][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1340.690352][ T32] r10:61c88647 r9:85508c00 r8:8531c4ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1340.690395][ T32] r4:8531c480 [ 1340.690416][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1340.690504][ T32] r10:00000000 r9:8531c480 r8:8027ecf4 r7:eb98de60 r6:8531c500 r5:85508c00 [ 1340.690529][ T32] r4:00000001 [ 1340.715515][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.715647][ T32] Exception stack(0xeb995fb0 to 0xeb995ff8) [ 1340.715716][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1340.715793][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.715824][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.715855][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1340.715902][ T32] r4:8451c700 [ 1340.716438][ T32] INFO: task kworker/1:289:5320 is blocked on a mutex likely owned by task kworker/0:314:3957. [ 1340.716501][ T32] task:kworker/0:314 state:R running task stack:0 pid:3957 tgid:3957 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.716578][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.716675][ T32] Call trace: [ 1340.716721][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1340.716781][ T32] r10:8280c9b4 r9:84b7a400 r8:80200be4 r7:e08cdd54 r6:ffffffff r5:84b7a400 [ 1340.716804][ T32] r4:00000000 [ 1340.716823][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.716863][ T32] Exception stack(0xe08cdd20 to 0xe08cdd68) ** 3 printk messages dropped ** [ 1340.717196][ T32] r5:80050013 r4:80239bb0 ** 3 printk messages dropped ** [ 1340.717534][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08cddc0 r5:e08cde08 [ 1340.717602][ T32] r4:e08cddc0 [ 1340.717626][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) ** 4 printk messages dropped ** [ 1340.717831][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) ** 7 printk messages dropped ** [ 1340.718212][ T32] r10:61c88647 r9:84b7a400 r8:84b0bcac r7:82804d40 r6:dddced40 r5:dddced60 ** 8 printk messages dropped ** [ 1340.718520][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1340.718790][ T32] task:kworker/1:290 state:D stack:0 pid:5321 tgid:5321 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1340.719454][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb999e08 ** 8 printk messages dropped ** [ 1340.719972][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) ** 9 printk messages dropped ** [ 1340.720328][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) ** 7 printk messages dropped ** [ 1340.733894][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 3 printk messages dropped ** [ 1340.734635][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.734755][ T32] Call trace: [ 1340.734854][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1340.734912][ T32] r10:8280c9b4 r9:84b7a400 r8:80200be4 r7:e08cdd54 r6:ffffffff r5:84b7a400 [ 1340.734936][ T32] r4:00000000 [ 1340.734976][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.735020][ T32] Exception stack(0xe08cdd20 to 0xe08cdd68) [ 1340.735073][ T32] dd20: dbbac000 e069b000 00000001 80239b98 7f323000 00000001 82ac11c4 82ac05a0 [ 1340.735161][ T32] dd40: 7f323000 e069b000 8280c9b4 e08cdd9c e08cdda0 e08cdd70 80230ad4 80239bb0 [ 1340.735189][ T32] dd60: 80050013 ffffffff [ 1340.735223][ T32] r5:80050013 r4:80239bb0 [ 1340.735246][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1340.735377][ T32] r4:82ac11e4 [ 1340.735402][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.735486][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08cddc0 r5:e08cde08 [ 1340.735512][ T32] r4:e08cddc0 [ 1340.735532][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1340.735573][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9a40 [ 1340.735594][ T32] r4:00000000 [ 1340.735633][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1340.735765][ T32] r9:83018005 r8:84b7a400 r7:00000000 r6:83018000 r5:00001000 r4:7f09b000 [ 1340.735791][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1340.735873][ T32] r5:00001000 r4:e06d3000 [ 1340.735897][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1340.735961][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.736014][ T32] r5:85073f8c r4:85073c00 [ 1340.736034][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1340.736083][ T32] r7:dddced40 r6:83018000 r5:85073f8c r4:84b0bc80 [ 1340.736127][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1340.736213][ T32] r10:61c88647 r9:84b7a400 r8:84b0bcac r7:82804d40 r6:dddced40 r5:dddced60 [ 1340.736344][ T32] r4:84b0bc80 [ 1340.736388][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1340.736436][ T32] r10:00000000 r9:84b0bc80 r8:8027ecf4 r7:e08b1e60 r6:85024480 r5:84b7a400 [ 1340.736480][ T32] r4:00000001 [ 1340.736503][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.736562][ T32] Exception stack(0xe08cdfb0 to 0xe08cdff8) [ 1340.736591][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1340.736665][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.736694][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.736765][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1340.736811][ T32] r4:850d97c0 [ 1340.736866][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.736963][ T32] INFO: task kworker/1:291:5323 blocked for more than 467 seconds. [ 1340.737062][ T32] Not tainted 6.15.0-syzkaller #0 [ 1340.737098][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.737119][ T32] task:kworker/1:291 state:D stack:0 pid:5323 tgid:5323 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.737196][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.737240][ T32] Call trace: [ 1340.737295][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1340.737343][ T32] r10:829189c0 r9:eb99dd84 r8:00000002 r7:60000113 r6:eb99dd8c r5:8550a400 [ 1340.737397][ T32] r4:8550a400 [ 1340.737421][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1340.737462][ T32] r5:8550a400 r4:829189bc [ 1340.737524][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 4 printk messages dropped ** [ 1340.737714][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1340.738173][ T32] r5:85552f8c r4:85552c00 ** 7 printk messages dropped ** [ 1340.738570][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1340.738908][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1340.739919][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1340.740225][ T32] dd60: 80050013 ffffffff ** 4 printk messages dropped ** [ 1340.740488][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08cddc0 r5:e08cde08 [ 1340.740562][ T32] r4:e08cddc0 ** 1 printk messages dropped ** [ 1340.764394][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9a40 [ 1340.764423][ T32] r4:00000000 [ 1340.764444][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1340.764518][ T32] r9:83018005 r8:84b7a400 r7:00000000 r6:83018000 r5:00001000 r4:7f09b000 [ 1340.764546][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1340.764592][ T32] r5:00001000 r4:e06d3000 [ 1340.764612][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1340.764664][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.764707][ T32] r5:85073f8c r4:85073c00 [ 1340.764744][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1340.764794][ T32] r7:dddced40 r6:83018000 r5:85073f8c r4:84b0bc80 [ 1340.764836][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1340.764895][ T32] r10:61c88647 r9:84b7a400 r8:84b0bcac r7:82804d40 r6:dddced40 r5:dddced60 [ 1340.764969][ T32] r4:84b0bc80 [ 1340.764992][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1340.765105][ T32] r10:00000000 r9:84b0bc80 r8:8027ecf4 r7:e08b1e60 r6:85024480 r5:84b7a400 [ 1340.765134][ T32] r4:00000001 [ 1340.765174][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.765215][ T32] Exception stack(0xe08cdfb0 to 0xe08cdff8) [ 1340.765245][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1340.765294][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.765334][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.765376][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1340.765397][ T32] r4:850d97c0 [ 1340.765444][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.765488][ T32] INFO: task kworker/1:292:5325 blocked for more than 467 seconds. [ 1340.765547][ T32] Not tainted 6.15.0-syzkaller #0 [ 1340.765578][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.765698][ T32] task:kworker/1:292 state:D stack:0 pid:5325 tgid:5325 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.765953][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.766026][ T32] Call trace: [ 1340.766060][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1340.766133][ T32] r10:829189c0 r9:eb9a1d84 r8:00000002 r7:60000113 r6:eb9a1d8c r5:8550b000 [ 1340.766202][ T32] r4:8550b000 [ 1340.766247][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1340.766291][ T32] r5:8550b000 r4:829189bc [ 1340.766312][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.766388][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.766436][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb9a1e08 [ 1340.766562][ T32] r4:00000000 [ 1340.766610][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1340.766673][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) ** 5 printk messages dropped ** [ 1340.766972][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) ** 7 printk messages dropped ** [ 1340.767350][ T32] r10:61c88647 r9:8550b000 r8:8531c7ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 12 printk messages dropped ** [ 1340.768396][ T32] task:kworker/0:314 state:R running task stack:0 pid:3957 tgid:3957 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 3 printk messages dropped ** [ 1340.768629][ T32] r10:8280c9b4 r9:84b7a400 r8:80200be4 r7:e08cdd54 r6:ffffffff r5:84b7a400 [ 1340.768716][ T32] r4:00000000 [ 1340.768740][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.768787][ T32] Exception stack(0xe08cdd20 to 0xe08cdd68) [ 1340.768841][ T32] dd20: dc197000 e069b000 00000001 80239b98 7f323000 00000001 82ac11c4 82ac05a0 [ 1340.768884][ T32] dd40: 7f323000 e069b000 8280c9b4 e08cdd9c e08cdda0 e08cdd70 80230ad4 80239bb0 [ 1340.768941][ T32] dd60: 80050013 ffffffff [ 1340.769045][ T32] r5:80050013 r4:80239bb0 [ 1340.769069][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1340.769121][ T32] r4:82ac11e4 [ 1340.769184][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.769229][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08cddc0 r5:e08cde08 [ 1340.769251][ T32] r4:e08cddc0 [ 1340.769270][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1340.769310][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9a40 [ 1340.769343][ T32] r4:00000000 [ 1340.769386][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1340.769454][ T32] r9:83018005 r8:84b7a400 r7:00000000 r6:83018000 r5:00001000 r4:7f09b000 [ 1340.769479][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1340.769543][ T32] r5:00001000 r4:e06d3000 [ 1340.769566][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1340.769609][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.769647][ T32] r5:85073f8c r4:85073c00 [ 1340.769676][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1340.769721][ T32] r7:dddced40 r6:83018000 r5:85073f8c r4:84b0bc80 [ 1340.769741][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1340.769872][ T32] r10:61c88647 r9:84b7a400 r8:84b0bcac r7:82804d40 r6:dddced40 r5:dddced60 [ 1340.769934][ T32] r4:84b0bc80 [ 1340.769956][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1340.770044][ T32] r10:00000000 r9:84b0bc80 r8:8027ecf4 r7:e08b1e60 r6:85024480 r5:84b7a400 [ 1340.770096][ T32] r4:00000001 [ 1340.770119][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.770196][ T32] Exception stack(0xe08cdfb0 to 0xe08cdff8) [ 1340.770235][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1340.770286][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.770337][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.770368][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1340.770390][ T32] r4:850d97c0 [ 1340.770410][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.770479][ T32] INFO: task kworker/1:293:5327 blocked for more than 467 seconds. ** 6 printk messages dropped ** [ 1340.784563][ T32] r10:829189c0 r9:eb9a5d84 r8:00000002 r7:60000113 r6:eb9a5d8c r5:8550bc00 ** 9 printk messages dropped ** [ 1340.785232][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) ** 8 printk messages dropped ** [ 1340.785725][ T32] r5:85553b8c r4:85553800 ** 5 printk messages dropped ** [ 1340.786118][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) ** 8 printk messages dropped ** [ 1340.786433][ T32] r4:8547c240 ** 6 printk messages dropped ** [ 1340.787868][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1340.788154][ T32] dd40: 7f323000 e069b000 8280c9b4 e08cdd9c e08cdda0 e08cdd70 80230ad4 80239bb0 ** 5 printk messages dropped ** [ 1340.788444][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08cddc0 r5:e08cde08 [ 1340.788555][ T32] r4:e08cddc0 [ 1340.788595][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1340.788638][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9a40 [ 1340.788660][ T32] r4:00000000 [ 1340.788677][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1340.788772][ T32] r9:83018005 r8:84b7a400 r7:00000000 r6:83018000 r5:00001000 r4:7f09b000 [ 1340.788881][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1340.788925][ T32] r5:00001000 r4:e06d3000 [ 1340.788964][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1340.789005][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.789045][ T32] r5:85073f8c r4:85073c00 [ 1340.789068][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1340.789119][ T32] r7:dddced40 r6:83018000 r5:85073f8c r4:84b0bc80 [ 1340.789139][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1340.789185][ T32] r10:61c88647 r9:84b7a400 r8:84b0bcac r7:82804d40 r6:dddced40 r5:dddced60 [ 1340.789207][ T32] r4:84b0bc80 [ 1340.789226][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1340.789267][ T32] r10:00000000 r9:84b0bc80 r8:8027ecf4 r7:e08b1e60 r6:85024480 r5:84b7a400 [ 1340.789318][ T32] r4:00000001 [ 1340.789378][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.789415][ T32] Exception stack(0xe08cdfb0 to 0xe08cdff8) [ 1340.789465][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1340.789499][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.789552][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.789583][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1340.789623][ T32] r4:850d97c0 [ 1340.789672][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.789705][ T32] INFO: task kworker/1:294:5330 blocked for more than 467 seconds. [ 1340.789739][ T32] Not tainted 6.15.0-syzkaller #0 [ 1340.789790][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.789898][ T32] task:kworker/1:294 state:D stack:0 pid:5330 tgid:5330 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.790096][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.790140][ T32] Call trace: [ 1340.790312][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) ** 3 printk messages dropped ** [ 1340.811607][ T32] r5:8550c800 r4:829189bc ** 6 printk messages dropped ** [ 1340.812043][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) ** 7 printk messages dropped ** [ 1340.812607][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1340.813272][ T32] Exception stack(0xeb9a9fb0 to 0xeb9a9ff8) ** 6 printk messages dropped ** [ 1340.814164][ T32] task:kworker/0:314 state:R running task stack:0 pid:3957 tgid:3957 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1340.815462][ T32] r4:82ac11e4 ** 1 printk messages dropped ** [ 1340.815530][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08cddc0 r5:e08cde08 ** 5 printk messages dropped ** [ 1340.815692][ T32] r9:83018005 r8:84b7a400 r7:00000000 r6:83018000 r5:00001000 r4:7f09b000 ** 8 printk messages dropped ** [ 1340.816186][ T32] r10:61c88647 r9:84b7a400 r8:84b0bcac r7:82804d40 r6:dddced40 r5:dddced60 ** 9 printk messages dropped ** [ 1340.816602][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 9 printk messages dropped ** [ 1340.817229][ T32] r10:829189c0 r9:eb9add84 r8:00000002 r7:60000113 r6:eb9add8c r5:8550d400 ** 4 printk messages dropped ** [ 1340.817412][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.817540][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb9ade08 [ 1340.817568][ T32] r4:00000000 [ 1340.817588][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1340.817626][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1340.817662][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1340.817703][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8547c880 [ 1340.817766][ T32] r4:00000000 [ 1340.817788][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1340.817841][ T32] r9:83018205 r8:8550d400 r7:00000000 r6:83018200 r5:00001000 r4:7f085000 [ 1340.817866][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1340.817905][ T32] r5:00001000 r4:eb64f000 [ 1340.817953][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1340.818010][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.818050][ T32] r5:8556038c r4:85560000 [ 1340.818068][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1340.818117][ T32] r7:ddde2d40 r6:83018200 r5:8556038c r4:8531ca80 [ 1340.818139][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1340.818210][ T32] r10:61c88647 r9:8550d400 r8:8531caac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1340.818244][ T32] r4:8531ca80 [ 1340.818262][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1340.818304][ T32] r10:00000000 r9:8531ca80 r8:8027ecf4 r7:eb9a9e60 r6:8531cb00 r5:8550d400 [ 1340.818406][ T32] r4:00000001 [ 1340.818428][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.818517][ T32] Exception stack(0xeb9adfb0 to 0xeb9adff8) [ 1340.818549][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1340.818581][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.818608][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.818662][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1340.818689][ T32] r4:8547c7c0 [ 1340.819099][ T32] INFO: task kworker/1:295:5331 is blocked on a mutex likely owned by task kworker/0:314:3957. [ 1340.819196][ T32] task:kworker/0:314 state:R running task stack:0 pid:3957 tgid:3957 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.819291][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.819362][ T32] Call trace: [ 1340.819567][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1340.819622][ T32] r10:8280c9b4 r9:84b7a400 r8:80200be4 r7:e08cdd54 r6:ffffffff r5:84b7a400 [ 1340.819645][ T32] r4:00000000 [ 1340.819664][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.819703][ T32] Exception stack(0xe08cdd20 to 0xe08cdd68) [ 1340.819818][ T32] dd20: dc4f4000 e069b000 00000001 80239b98 7f323000 00000001 82ac11c4 82ac05a0 [ 1340.819852][ T32] dd40: 7f323000 e069b000 8280c9b4 e08cdd9c e08cdda0 e08cdd70 80230ad4 80239bb0 [ 1340.819934][ T32] dd60: 80050013 ffffffff [ 1340.820045][ T32] r5:80050013 r4:80239bb0 [ 1340.820146][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1340.820355][ T32] r4:82ac11e4 [ 1340.820466][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.845030][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08cddc0 r5:e08cde08 [ 1340.845149][ T32] r4:e08cddc0 [ 1340.845176][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1340.845250][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9a40 [ 1340.845274][ T32] r4:00000000 [ 1340.845383][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1340.845434][ T32] r9:83018005 r8:84b7a400 r7:00000000 r6:83018000 r5:00001000 r4:7f09b000 [ 1340.845497][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1340.845544][ T32] r5:00001000 r4:e06d3000 [ 1340.845607][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1340.845713][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.845931][ T32] r5:85073f8c r4:85073c00 [ 1340.845957][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1340.846035][ T32] r7:dddced40 r6:83018000 r5:85073f8c r4:84b0bc80 [ 1340.846116][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1340.846168][ T32] r10:61c88647 r9:84b7a400 r8:84b0bcac r7:82804d40 r6:dddced40 r5:dddced60 [ 1340.846192][ T32] r4:84b0bc80 [ 1340.846236][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1340.846354][ T32] r10:00000000 r9:84b0bc80 r8:8027ecf4 r7:e08b1e60 r6:85024480 r5:84b7a400 ** 4 printk messages dropped ** [ 1340.846734][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1340.847102][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1340.847572][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb9b1e08 ** 8 printk messages dropped ** [ 1340.848344][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) ** 7 printk messages dropped ** [ 1340.848873][ T32] r10:61c88647 r9:8550e000 r8:8531cbac r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 9 printk messages dropped ** [ 1340.849216][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 8 printk messages dropped ** [ 1340.850298][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 8 printk messages dropped ** [ 1340.875157][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08cddc0 r5:e08cde08 [ 1340.875183][ T32] r4:e08cddc0 ** 2 printk messages dropped ** [ 1340.875405][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1340.875763][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1340.876515][ T32] Exception stack(0xe08cdfb0 to 0xe08cdff8) ** 6 printk messages dropped ** [ 1340.876744][ T32] INFO: task kworker/1:297:5335 blocked for more than 467 seconds. ** 11 printk messages dropped ** [ 1340.877335][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1340.877768][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) ** 9 printk messages dropped ** [ 1340.878373][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) ** 5 printk messages dropped ** [ 1340.878843][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.878888][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.878953][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1340.879090][ T32] r4:8547c940 [ 1340.879693][ T32] INFO: task kworker/1:297:5335 is blocked on a mutex likely owned by task kworker/0:314:3957. [ 1340.879737][ T32] task:kworker/0:314 state:R running task stack:0 pid:3957 tgid:3957 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.879847][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.879974][ T32] Call trace: [ 1340.880226][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1340.880386][ T32] r10:8280c9b4 r9:84b7a400 r8:80200be4 r7:e08cdd54 r6:ffffffff r5:84b7a400 [ 1340.880423][ T32] r4:00000000 [ 1340.880445][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.887213][ T32] Exception stack(0xe08cdd20 to 0xe08cdd68) [ 1340.887310][ T32] dd20: dcba5000 e069b000 00000001 80239b98 7f323000 00000001 82ac11c4 82ac05a0 [ 1340.887364][ T32] dd40: 7f323000 e069b000 8280c9b4 e08cdd9c e08cdda0 e08cdd70 80230ad4 80239bb0 [ 1340.887393][ T32] dd60: 80050013 ffffffff [ 1340.887421][ T32] r5:80050013 r4:80239bb0 [ 1340.887443][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1340.887506][ T32] r4:82ac11e4 [ 1340.887554][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.887600][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08cddc0 r5:e08cde08 [ 1340.887645][ T32] r4:e08cddc0 [ 1340.887754][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1340.887886][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9a40 [ 1340.887912][ T32] r4:00000000 [ 1340.887932][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1340.887974][ T32] r9:83018005 r8:84b7a400 r7:00000000 r6:83018000 r5:00001000 r4:7f09b000 [ 1340.887995][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1340.888063][ T32] r5:00001000 r4:e06d3000 [ 1340.888095][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1340.888143][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.888202][ T32] r5:85073f8c r4:85073c00 [ 1340.888225][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1340.888270][ T32] r7:dddced40 r6:83018000 r5:85073f8c r4:84b0bc80 [ 1340.888356][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1340.888425][ T32] r10:61c88647 r9:84b7a400 r8:84b0bcac r7:82804d40 r6:dddced40 r5:dddced60 [ 1340.888471][ T32] r4:84b0bc80 [ 1340.888495][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1340.888580][ T32] r10:00000000 r9:84b0bc80 r8:8027ecf4 r7:e08b1e60 r6:85024480 r5:84b7a400 [ 1340.888605][ T32] r4:00000001 [ 1340.888625][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.888660][ T32] Exception stack(0xe08cdfb0 to 0xe08cdff8) [ 1340.888686][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1340.888713][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.888738][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.888765][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1340.888785][ T32] r4:850d97c0 [ 1340.888840][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.888875][ T32] INFO: task kworker/1:298:5337 blocked for more than 467 seconds. [ 1340.888929][ T32] Not tainted 6.15.0-syzkaller #0 [ 1340.888959][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.888982][ T32] task:kworker/1:298 state:D stack:0 pid:5337 tgid:5337 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.889049][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.889216][ T32] Call trace: [ 1340.889273][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1340.889350][ T32] r10:829189c0 r9:eb985d84 r8:00000002 r7:60000013 r6:eb985d8c r5:85510c00 [ 1340.889401][ T32] r4:85510c00 [ 1340.889422][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1340.889485][ T32] r5:85510c00 r4:829189bc [ 1340.889529][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.889573][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.889640][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb985e08 [ 1340.889665][ T32] r4:00000000 [ 1340.889684][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1340.889753][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1340.889814][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1340.889870][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8547cc00 [ 1340.889895][ T32] r4:00000000 [ 1340.889964][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1340.890008][ T32] r9:83018205 r8:85510c00 r7:00000000 r6:83018200 r5:00001000 r4:7f089000 [ 1340.890031][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1340.890090][ T32] r5:00001000 r4:eb78d000 [ 1340.890118][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1340.890177][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.890262][ T32] r5:85560b8c r4:85560800 [ 1340.890307][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1340.890363][ T32] r7:ddde2d40 r6:83018200 r5:85560b8c r4:8531cd80 [ 1340.890428][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1340.890490][ T32] r10:61c88647 r9:85510c00 r8:8531cdac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1340.890614][ T32] r4:8531cd80 [ 1340.903020][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1340.903152][ T32] r10:00000000 r9:8531cd80 r8:8027ecf4 r7:eb9b5e60 r6:8531ce00 r5:85510c00 [ 1340.903204][ T32] r4:00000001 [ 1340.903230][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.903300][ T32] Exception stack(0xeb985fb0 to 0xeb985ff8) [ 1340.903354][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1340.903386][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 2 printk messages dropped ** [ 1340.903531][ T32] r4:8547ca80 ** 1 printk messages dropped ** [ 1340.904120][ T32] task:kworker/0:314 state:R running task stack:0 pid:3957 tgid:3957 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1340.904502][ T32] Exception stack(0xe08cdd20 to 0xe08cdd68) ** 3 printk messages dropped ** [ 1340.904629][ T32] r5:80050013 r4:80239bb0 ** 1 printk messages dropped ** [ 1340.904690][ T32] r4:82ac11e4 [ 1340.904713][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.904755][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08cddc0 r5:e08cde08 [ 1340.904778][ T32] r4:e08cddc0 [ 1340.904818][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1340.904862][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9a40 [ 1340.904905][ T32] r4:00000000 [ 1340.904927][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1340.904970][ T32] r9:83018005 r8:84b7a400 r7:00000000 r6:83018000 r5:00001000 r4:7f09b000 [ 1340.904991][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1340.905030][ T32] r5:00001000 r4:e06d3000 [ 1340.905049][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1340.905113][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.905180][ T32] r5:85073f8c r4:85073c00 [ 1340.905204][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1340.905289][ T32] r7:dddced40 r6:83018000 r5:85073f8c r4:84b0bc80 [ 1340.905333][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1340.905382][ T32] r10:61c88647 r9:84b7a400 r8:84b0bcac r7:82804d40 r6:dddced40 r5:dddced60 [ 1340.905404][ T32] r4:84b0bc80 [ 1340.905431][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1340.905480][ T32] r10:00000000 r9:84b0bc80 r8:8027ecf4 r7:e08b1e60 r6:85024480 r5:84b7a400 [ 1340.905501][ T32] r4:00000001 [ 1340.905519][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.905552][ T32] Exception stack(0xe08cdfb0 to 0xe08cdff8) [ 1340.905576][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1340.905604][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.905630][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.905678][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1340.905724][ T32] r4:850d97c0 [ 1340.905770][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.905822][ T32] INFO: task kworker/1:299:5338 blocked for more than 467 seconds. [ 1340.905858][ T32] Not tainted 6.15.0-syzkaller #0 [ 1340.905883][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.905904][ T32] task:kworker/1:299 state:D stack:0 pid:5338 tgid:5338 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.905947][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.905985][ T32] Call trace: [ 1340.906036][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1340.906085][ T32] r10:829189c0 r9:eb9bdd84 r8:00000002 r7:60000013 r6:eb9bdd8c r5:85511800 [ 1340.906122][ T32] r4:85511800 [ 1340.906146][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1340.906208][ T32] r5:85511800 r4:829189bc [ 1340.906230][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.906270][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.906353][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb9bde08 [ 1340.906421][ T32] r4:00000000 [ 1340.906445][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1340.906504][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1340.906564][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1340.906609][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85474040 [ 1340.906675][ T32] r4:00000000 [ 1340.906718][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1340.906762][ T32] r9:83018205 r8:85511800 r7:00000000 r6:83018200 r5:00001000 r4:7f097000 [ 1340.906785][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1340.906823][ T32] r5:00001000 r4:eb7c7000 [ 1340.906842][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1340.906880][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.906918][ T32] r5:8556138c r4:85561000 [ 1340.906936][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1340.906998][ T32] r7:ddde2d40 r6:83018200 r5:8556138c r4:8531ce80 [ 1340.907086][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1340.907182][ T32] r10:61c88647 r9:85511800 r8:8531ceac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1340.907209][ T32] r4:8531ce80 [ 1340.907227][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1340.907270][ T32] r10:00000000 r9:8531ce80 r8:8027ecf4 r7:eb9b5e60 r6:8531cf00 r5:85511800 [ 1340.907291][ T32] r4:00000001 [ 1340.907309][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.907342][ T32] Exception stack(0xeb9bdfb0 to 0xeb9bdff8) [ 1340.907366][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1340.907393][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.907418][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.907445][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1340.907521][ T32] r4:8547cc80 [ 1340.907891][ T32] INFO: task kworker/1:299:5338 is blocked on a mutex likely owned by task kworker/0:314:3957. [ 1340.907926][ T32] task:kworker/0:314 state:R running task stack:0 pid:3957 tgid:3957 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.908007][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.908074][ T32] Call trace: [ 1340.908108][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1340.908157][ T32] r10:8280c9b4 r9:84b7a400 r8:80200be4 r7:e08cdd54 r6:ffffffff r5:84b7a400 [ 1340.908263][ T32] r4:00000000 [ 1340.908285][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.908341][ T32] Exception stack(0xe08cdd20 to 0xe08cdd68) [ 1340.908373][ T32] dd20: dcda2000 e069b000 00000001 80239b98 7f323000 00000001 82ac11c4 82ac05a0 [ 1340.908420][ T32] dd40: 7f323000 e069b000 8280c9b4 e08cdd9c e08cdda0 e08cdd70 80230ad4 80239bb0 [ 1340.908470][ T32] dd60: 80050013 ffffffff [ 1340.908518][ T32] r5:80050013 r4:80239bb0 [ 1340.908541][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1340.908583][ T32] r4:82ac11e4 [ 1340.908623][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.908794][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08cddc0 r5:e08cde08 [ 1340.908821][ T32] r4:e08cddc0 [ 1340.908840][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1340.908880][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9a40 [ 1340.908922][ T32] r4:00000000 [ 1340.908952][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1340.908995][ T32] r9:83018005 r8:84b7a400 r7:00000000 r6:83018000 r5:00001000 r4:7f09b000 [ 1340.909037][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1340.909113][ T32] r5:00001000 r4:e06d3000 [ 1340.909157][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1340.909213][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.909297][ T32] r5:85073f8c r4:85073c00 [ 1340.909319][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1340.909362][ T32] r7:dddced40 r6:83018000 r5:85073f8c r4:84b0bc80 [ 1340.909382][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1340.909445][ T32] r10:61c88647 r9:84b7a400 r8:84b0bcac r7:82804d40 r6:dddced40 r5:dddced60 [ 1340.909470][ T32] r4:84b0bc80 [ 1340.909490][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1340.909554][ T32] r10:00000000 r9:84b0bc80 r8:8027ecf4 r7:e08b1e60 r6:85024480 r5:84b7a400 [ 1340.909600][ T32] r4:00000001 [ 1340.909622][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.909656][ T32] Exception stack(0xe08cdfb0 to 0xe08cdff8) [ 1340.909681][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1340.909836][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.909875][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.909924][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1340.909949][ T32] r4:850d97c0 [ 1340.909969][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.909994][ T32] INFO: task kworker/1:300:5341 blocked for more than 467 seconds. [ 1340.910042][ T32] Not tainted 6.15.0-syzkaller #0 [ 1340.910090][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.910141][ T32] task:kworker/1:300 state:D stack:0 pid:5341 tgid:5341 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.910338][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.910406][ T32] Call trace: [ 1340.910451][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1340.931612][ T32] r10:829189c0 r9:eb9b9d84 r8:00000002 r7:60000113 r6:eb9b9d8c r5:85510000 [ 1340.931714][ T32] r4:85510000 [ 1340.931742][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1340.931810][ T32] r5:85510000 r4:829189bc [ 1340.931830][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.931870][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.931924][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb9b9e08 [ 1340.931976][ T32] r4:00000000 [ 1340.932000][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1340.932039][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1340.932106][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1340.932151][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85474280 [ 1340.932196][ T32] r4:00000000 [ 1340.932307][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1340.932423][ T32] r9:83018205 r8:85510000 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 [ 1340.932516][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1340.932564][ T32] r5:00001000 r4:eb7d7000 [ 1340.932585][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1340.932623][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.932683][ T32] r5:8556178c r4:85561400 [ 1340.932706][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1340.932752][ T32] r7:ddde2d40 r6:83018200 r5:8556178c r4:8531cf80 [ 1340.932772][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1340.932815][ T32] r10:61c88647 r9:85510000 r8:8531cfac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1340.932836][ T32] r4:8531cf80 [ 1340.932854][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1340.932916][ T32] r10:00000000 r9:8531cf80 r8:8027ecf4 r7:eb9bde60 r6:8545e000 r5:85510000 [ 1340.932940][ T32] r4:00000001 [ 1340.932959][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.932993][ T32] Exception stack(0xeb9b9fb0 to 0xeb9b9ff8) [ 1340.933022][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1340.933050][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.933138][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.933171][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1340.933193][ T32] r4:854741c0 [ 1340.933758][ T32] INFO: task kworker/1:300:5341 is blocked on a mutex likely owned by task kworker/0:314:3957. [ 1340.933798][ T32] task:kworker/0:314 state:R running task stack:0 pid:3957 tgid:3957 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.933980][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.934030][ T32] Call trace: [ 1340.934061][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1340.934115][ T32] r10:8280c9b4 r9:84b7a400 r8:80200be4 r7:e08cdd54 r6:ffffffff r5:84b7a400 [ 1340.934173][ T32] r4:00000000 [ 1340.934203][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.934245][ T32] Exception stack(0xe08cdd20 to 0xe08cdd68) [ 1340.934286][ T32] dd20: dd167000 e069b000 00000001 80239b98 7f323000 00000001 82ac11c4 82ac05a0 [ 1340.934318][ T32] dd40: 7f323000 e069b000 8280c9b4 e08cdd9c e08cdda0 e08cdd70 80230ad4 80239bb0 [ 1340.934341][ T32] dd60: 80050013 ffffffff [ 1340.934408][ T32] r5:80050013 r4:80239bb0 [ 1340.934453][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1340.934497][ T32] r4:82ac11e4 [ 1340.934517][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.934558][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08cddc0 r5:e08cde08 [ 1340.934579][ T32] r4:e08cddc0 [ 1340.934620][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1340.934749][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9a40 [ 1340.934776][ T32] r4:00000000 [ 1340.934819][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1340.934929][ T32] r9:83018005 r8:84b7a400 r7:00000000 r6:83018000 r5:00001000 r4:7f09b000 [ 1340.934955][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1340.934996][ T32] r5:00001000 r4:e06d3000 [ 1340.935015][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1340.935052][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.935089][ T32] r5:85073f8c r4:85073c00 [ 1340.935159][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1340.935230][ T32] r7:dddced40 r6:83018000 r5:85073f8c r4:84b0bc80 [ 1340.935275][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1340.935371][ T32] r10:61c88647 r9:84b7a400 r8:84b0bcac r7:82804d40 r6:dddced40 r5:dddced60 [ 1340.935396][ T32] r4:84b0bc80 [ 1340.935415][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1340.935459][ T32] r10:00000000 r9:84b0bc80 r8:8027ecf4 r7:e08b1e60 r6:85024480 r5:84b7a400 [ 1340.935480][ T32] r4:00000001 [ 1340.935498][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.935530][ T32] Exception stack(0xe08cdfb0 to 0xe08cdff8) [ 1340.935577][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1340.935608][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.935634][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.935703][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1340.935731][ T32] r4:850d97c0 [ 1340.935751][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.935779][ T32] INFO: task kworker/1:301:5343 blocked for more than 467 seconds. [ 1340.935812][ T32] Not tainted 6.15.0-syzkaller #0 [ 1340.935836][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.935857][ T32] task:kworker/1:301 state:D stack:0 pid:5343 tgid:5343 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.935899][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.935953][ T32] Call trace: [ 1340.935983][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) ** 3 printk messages dropped ** [ 1340.936114][ T32] r5:85513000 r4:829189bc ** 6 printk messages dropped ** [ 1340.936373][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) ** 8 printk messages dropped ** [ 1340.936688][ T32] r5:8556238c r4:85562000 ** 6 printk messages dropped ** [ 1340.937000][ T32] r10:00000000 r9:8545e080 r8:8027ecf4 r7:eb9b9e60 r6:8545e100 r5:85513000 ** 9 printk messages dropped ** [ 1340.937668][ T32] task:kworker/0:314 state:R running task stack:0 pid:3957 tgid:3957 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 14 printk messages dropped ** [ 1340.938711][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08cddc0 r5:e08cde08 [ 1340.938754][ T32] r4:e08cddc0 [ 1340.938819][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) ** 5 printk messages dropped ** [ 1340.939051][ T32] r5:00001000 r4:e06d3000 ** 4 printk messages dropped ** [ 1340.939437][ T32] r7:dddced40 r6:83018000 r5:85073f8c r4:84b0bc80 ** 7 printk messages dropped ** [ 1340.939685][ T32] Exception stack(0xe08cdfb0 to 0xe08cdff8) ** 6 printk messages dropped ** [ 1340.939897][ T32] INFO: task kworker/1:302:5344 blocked for more than 467 seconds. ** 9 printk messages dropped ** [ 1340.940293][ T32] r5:85513c00 r4:829189bc ** 6 printk messages dropped ** [ 1340.965850][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) ** 8 printk messages dropped ** [ 1340.966282][ T32] r5:85561b8c r4:85561800 ** 3 printk messages dropped ** [ 1340.966410][ T32] r10:61c88647 r9:85513c00 r8:8545e1ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 7 printk messages dropped ** [ 1340.966699][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.966728][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.966796][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1340.966842][ T32] r4:85474100 [ 1340.967405][ T32] INFO: task kworker/1:302:5344 is blocked on a mutex likely owned by task kworker/0:314:3957. [ 1340.967444][ T32] task:kworker/0:314 state:R running task stack:0 pid:3957 tgid:3957 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.967560][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.967606][ T32] Call trace: [ 1340.967663][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1340.967714][ T32] r10:8280c9b4 r9:84b7a400 r8:80200be4 r7:e08cdd54 r6:ffffffff r5:84b7a400 [ 1340.967747][ T32] r4:00000000 [ 1340.967790][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.967853][ T32] Exception stack(0xe08cdd20 to 0xe08cdd68) [ 1340.967886][ T32] dd20: dd669000 e069b000 00000001 80239b98 7f323000 00000001 82ac11c4 82ac05a0 [ 1340.967915][ T32] dd40: 7f323000 e069b000 8280c9b4 e08cdd9c e08cdda0 e08cdd70 80230ad4 80239bb0 [ 1340.967938][ T32] dd60: 80050013 ffffffff [ 1340.967960][ T32] r5:80050013 r4:80239bb0 [ 1340.967979][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1340.968019][ T32] r4:82ac11e4 [ 1340.968038][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.968093][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08cddc0 r5:e08cde08 [ 1340.968125][ T32] r4:e08cddc0 [ 1340.968144][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1340.968202][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9a40 [ 1340.968226][ T32] r4:00000000 [ 1340.968244][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1340.968308][ T32] r9:83018005 r8:84b7a400 r7:00000000 r6:83018000 r5:00001000 r4:7f09b000 [ 1340.968357][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1340.968400][ T32] r5:00001000 r4:e06d3000 [ 1340.968419][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1340.968455][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.968492][ T32] r5:85073f8c r4:85073c00 [ 1340.968510][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1340.968552][ T32] r7:dddced40 r6:83018000 r5:85073f8c r4:84b0bc80 [ 1340.968595][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1340.968651][ T32] r10:61c88647 r9:84b7a400 r8:84b0bcac r7:82804d40 r6:dddced40 r5:dddced60 [ 1340.968676][ T32] r4:84b0bc80 [ 1340.968696][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1340.968769][ T32] r10:00000000 r9:84b0bc80 r8:8027ecf4 r7:e08b1e60 r6:85024480 r5:84b7a400 [ 1340.968815][ T32] r4:00000001 [ 1340.968858][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.968895][ T32] Exception stack(0xe08cdfb0 to 0xe08cdff8) [ 1340.968920][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1340.968947][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.968994][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.969025][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1340.969047][ T32] r4:850d97c0 [ 1340.969068][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.969117][ T32] INFO: task kworker/1:303:5348 blocked for more than 467 seconds. [ 1340.969155][ T32] Not tainted 6.15.0-syzkaller #0 [ 1340.969180][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.969201][ T32] task:kworker/1:303 state:D stack:0 pid:5348 tgid:5348 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.969266][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.969321][ T32] Call trace: [ 1340.969375][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1340.969422][ T32] r10:829189c0 r9:eb9d5d84 r8:00000002 r7:60000113 r6:eb9d5d8c r5:85514800 [ 1340.969444][ T32] r4:85514800 [ 1340.969462][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1340.969538][ T32] r5:85514800 r4:829189bc ** 5 printk messages dropped ** [ 1340.969794][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) ** 11 printk messages dropped ** [ 1340.970245][ T32] r7:ddde2d40 r6:83018200 r5:85561f8c r4:8545e280 ** 10 printk messages dropped ** [ 1340.984232][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.984264][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1340.984308][ T32] r4:85474100 [ 1340.984876][ T32] INFO: task kworker/1:303:5348 is blocked on a mutex likely owned by task kworker/0:314:3957. [ 1340.985044][ T32] task:kworker/0:314 state:R running task stack:0 pid:3957 tgid:3957 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.985128][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.985290][ T32] Call trace: [ 1340.985326][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1340.985380][ T32] r10:8280c9b4 r9:84b7a400 r8:80200be4 r7:e08cdd54 r6:ffffffff r5:84b7a400 [ 1340.985403][ T32] r4:00000000 [ 1340.985443][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.985490][ T32] Exception stack(0xe08cdd20 to 0xe08cdd68) [ 1340.985541][ T32] dd20: ddaf4000 e069b000 00000001 80239b98 7f323000 00000001 82ac11c4 82ac05a0 [ 1340.985678][ T32] dd40: 7f323000 e069b000 8280c9b4 e08cdd9c e08cdda0 e08cdd70 80230ad4 80239bb0 [ 1340.985751][ T32] dd60: 80050013 ffffffff [ 1340.985821][ T32] r5:80050013 r4:80239bb0 [ 1340.985845][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1340.985891][ T32] r4:82ac11e4 [ 1340.985954][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.986000][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08cddc0 r5:e08cde08 [ 1340.986065][ T32] r4:e08cddc0 [ 1340.986117][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1340.986170][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9a40 [ 1340.986193][ T32] r4:00000000 [ 1340.986244][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1340.986290][ T32] r9:83018005 r8:84b7a400 r7:00000000 r6:83018000 r5:00001000 r4:7f09b000 [ 1340.986311][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1340.986374][ T32] r5:00001000 r4:e06d3000 [ 1340.986398][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1340.986437][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.986475][ T32] r5:85073f8c r4:85073c00 [ 1340.986557][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1340.986670][ T32] r7:dddced40 r6:83018000 r5:85073f8c r4:84b0bc80 [ 1340.986694][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1340.986740][ T32] r10:61c88647 r9:84b7a400 r8:84b0bcac r7:82804d40 r6:dddced40 r5:dddced60 [ 1340.986783][ T32] r4:84b0bc80 [ 1340.986848][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1340.986928][ T32] r10:00000000 r9:84b0bc80 r8:8027ecf4 r7:e08b1e60 r6:85024480 r5:84b7a400 [ 1340.986958][ T32] r4:00000001 [ 1340.986977][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.987010][ T32] Exception stack(0xe08cdfb0 to 0xe08cdff8) [ 1340.987051][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1340.987133][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.987173][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.987200][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1340.987222][ T32] r4:850d97c0 ** 1 printk messages dropped ** [ 1340.987285][ T32] INFO: task kworker/0:801:5349 blocked for more than 467 seconds. ** 7 printk messages dropped ** [ 1340.987670][ T32] r4:855c8000 ** 5 printk messages dropped ** [ 1340.987878][ T32] r4:00000000 [ 1340.987897][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1340.987955][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1340.987994][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1340.988036][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85457280 [ 1340.988059][ T32] r4:00000000 [ 1340.988078][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1340.988124][ T32] r9:83018005 r8:855c8000 r7:00000000 r6:83018000 r5:00001000 r4:7f0a1000 [ 1340.988166][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1340.988218][ T32] r5:00001000 r4:eb82b000 [ 1340.988240][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1340.988299][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.988342][ T32] r5:85586f8c r4:85586c00 [ 1340.988362][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1340.988412][ T32] r7:dddced40 r6:83018000 r5:85586f8c r4:85306a00 [ 1340.988435][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1340.988480][ T32] r10:61c88647 r9:855c8000 r8:85306a2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1340.988502][ T32] r4:85306a00 [ 1340.988560][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1340.988607][ T32] r10:00000000 r9:85306a00 r8:8027ecf4 r7:eb0d9e60 r6:85306a80 r5:855c8000 [ 1340.988629][ T32] r4:00000001 [ 1340.988646][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.988700][ T32] Exception stack(0xeb9c5fb0 to 0xeb9c5ff8) [ 1340.988729][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1340.988757][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 1 printk messages dropped ** [ 1340.988812][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 7 printk messages dropped ** [ 1340.989477][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1340.989695][ T32] r5:80050013 r4:80239bb0 ** 3 printk messages dropped ** [ 1340.989968][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08cddc0 r5:e08cde08 [ 1340.990034][ T32] r4:e08cddc0 [ 1340.990057][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) ** 5 printk messages dropped ** [ 1340.990388][ T32] r5:00001000 r4:e06d3000 ** 4 printk messages dropped ** [ 1341.008860][ T32] r7:dddced40 r6:83018000 r5:85073f8c r4:84b0bc80 ** 5 printk messages dropped ** [ 1341.009138][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1341.009375][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 9 printk messages dropped ** [ 1341.009851][ T32] r10:829189c0 r9:eb9d1d84 r8:00000002 r7:60000113 r6:eb9d1d8c r5:855ca400 ** 8 printk messages dropped ** [ 1341.010395][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1341.023670][ T32] r5:845e338c r4:845e3000 ** 3 printk messages dropped ** [ 1341.023802][ T32] r10:61c88647 r9:855ca400 r8:85306b2c r7:82804d40 r6:dddced40 r5:dddced60 ** 12 printk messages dropped ** [ 1341.024751][ T32] task:kworker/0:314 state:R running task stack:0 pid:3957 tgid:3957 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 14 printk messages dropped ** [ 1341.025603][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08cddc0 r5:e08cde08 [ 1341.025634][ T32] r4:e08cddc0 [ 1341.025656][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1341.025718][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9a40 [ 1341.025746][ T32] r4:00000000 [ 1341.025785][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1341.025830][ T32] r9:83018005 r8:84b7a400 r7:00000000 r6:83018000 r5:00001000 r4:7f09b000 [ 1341.025851][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1341.025915][ T32] r5:00001000 r4:e06d3000 [ 1341.025937][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1341.025976][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.026013][ T32] r5:85073f8c r4:85073c00 [ 1341.026031][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1341.026072][ T32] r7:dddced40 r6:83018000 r5:85073f8c r4:84b0bc80 [ 1341.026091][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1341.026164][ T32] r10:61c88647 r9:84b7a400 r8:84b0bcac r7:82804d40 r6:dddced40 r5:dddced60 [ 1341.026190][ T32] r4:84b0bc80 [ 1341.026209][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1341.026273][ T32] r10:00000000 r9:84b0bc80 r8:8027ecf4 r7:e08b1e60 r6:85024480 r5:84b7a400 [ 1341.026341][ T32] r4:00000001 [ 1341.026372][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.026433][ T32] Exception stack(0xe08cdfb0 to 0xe08cdff8) [ 1341.026470][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1341.026519][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.026549][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.026577][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1341.026599][ T32] r4:850d97c0 [ 1341.026620][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.026648][ T32] INFO: task kworker/0:803:5352 blocked for more than 467 seconds. [ 1341.026681][ T32] Not tainted 6.15.0-syzkaller #0 [ 1341.026706][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.026768][ T32] task:kworker/0:803 state:D stack:0 pid:5352 tgid:5352 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.026817][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.026871][ T32] Call trace: [ 1341.026935][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1341.026982][ T32] r10:829189c0 r9:eb9cdd84 r8:00000002 r7:60000113 r6:eb9cdd8c r5:855cb000 [ 1341.027004][ T32] r4:855cb000 [ 1341.027043][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1341.027085][ T32] r5:855cb000 r4:829189bc [ 1341.027111][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.027196][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.027245][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb9cde08 [ 1341.027276][ T32] r4:00000000 [ 1341.027319][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1341.027360][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1341.027398][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1341.027462][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8538dd40 [ 1341.027545][ T32] r4:00000000 [ 1341.027589][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1341.027652][ T32] r9:83018005 r8:855cb000 r7:00000000 r6:83018000 r5:00001000 r4:7f065000 [ 1341.027678][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1341.027747][ T32] r5:00001000 r4:eb8af000 [ 1341.027770][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1341.027808][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.027845][ T32] r5:8558778c r4:85587400 [ 1341.027874][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1341.027978][ T32] r7:dddced40 r6:83018000 r5:8558778c r4:85306c00 [ 1341.028001][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1341.028056][ T32] r10:61c88647 r9:855cb000 r8:85306c2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1341.028080][ T32] r4:85306c00 [ 1341.028136][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1341.028182][ T32] r10:00000000 r9:85306c00 r8:8027ecf4 r7:eb9d1e60 r6:85306c80 r5:855cb000 ** 2 printk messages dropped ** [ 1341.028285][ T32] Exception stack(0xeb9cdfb0 to 0xeb9cdff8) ** 6 printk messages dropped ** [ 1341.028858][ T32] task:kworker/0:314 state:R running task stack:0 pid:3957 tgid:3957 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 14 printk messages dropped ** [ 1341.029597][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08cddc0 r5:e08cde08 [ 1341.029644][ T32] r4:e08cddc0 [ 1341.029666][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) ** 5 printk messages dropped ** [ 1341.029952][ T32] r5:00001000 r4:e06d3000 ** 6 printk messages dropped ** [ 1341.030255][ T32] r10:61c88647 r9:84b7a400 r8:84b0bcac r7:82804d40 r6:dddced40 r5:dddced60 ** 9 printk messages dropped ** [ 1341.051265][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 9 printk messages dropped ** [ 1341.051749][ T32] r10:829189c0 r9:eb9e1d84 r8:00000002 r7:60000013 r6:eb9e1d8c r5:855cc800 ** 9 printk messages dropped ** [ 1341.052204][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) ** 8 printk messages dropped ** [ 1341.052661][ T32] r5:8556278c r4:85562400 ** 6 printk messages dropped ** [ 1341.053031][ T32] r10:00000000 r9:8545e380 r8:8027ecf4 r7:eb9c1e60 r6:85306d00 r5:855cc800 ** 9 printk messages dropped ** [ 1341.053927][ T32] task:kworker/0:314 state:R running task stack:0 pid:3957 tgid:3957 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1341.054575][ T32] r4:82ac11e4 ** 1 printk messages dropped ** [ 1341.054637][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08cddc0 r5:e08cde08 [ 1341.054662][ T32] r4:e08cddc0 [ 1341.054682][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1341.054725][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9a40 [ 1341.054756][ T32] r4:00000000 [ 1341.054777][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1341.054820][ T32] r9:83018005 r8:84b7a400 r7:00000000 r6:83018000 r5:00001000 r4:7f09b000 [ 1341.054842][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1341.054883][ T32] r5:00001000 r4:e06d3000 [ 1341.054923][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1341.054985][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.055027][ T32] r5:85073f8c r4:85073c00 [ 1341.055054][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1341.055105][ T32] r7:dddced40 r6:83018000 r5:85073f8c r4:84b0bc80 [ 1341.055150][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1341.055225][ T32] r10:61c88647 r9:84b7a400 r8:84b0bcac r7:82804d40 r6:dddced40 r5:dddced60 [ 1341.055272][ T32] r4:84b0bc80 [ 1341.055315][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1341.055363][ T32] r10:00000000 r9:84b0bc80 r8:8027ecf4 r7:e08b1e60 r6:85024480 r5:84b7a400 [ 1341.055385][ T32] r4:00000001 [ 1341.055403][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.055436][ T32] Exception stack(0xe08cdfb0 to 0xe08cdff8) [ 1341.055461][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1341.055488][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.055513][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.055540][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1341.055562][ T32] r4:850d97c0 [ 1341.055581][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.055606][ T32] INFO: task kworker/1:305:5357 blocked for more than 467 seconds. [ 1341.055634][ T32] Not tainted 6.15.0-syzkaller #0 [ 1341.055698][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.055725][ T32] task:kworker/1:305 state:D stack:0 pid:5357 tgid:5357 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.055780][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.055821][ T32] Call trace: [ 1341.055874][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1341.055919][ T32] r10:829189c0 r9:eb9edd84 r8:00000002 r7:60000013 r6:eb9edd8c r5:855cd400 [ 1341.055972][ T32] r4:855cd400 [ 1341.055994][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1341.056034][ T32] r5:855cd400 r4:829189bc [ 1341.056052][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.056090][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.056143][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb9ede08 [ 1341.056196][ T32] r4:00000000 [ 1341.056243][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1341.056284][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1341.056321][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) ** 6 printk messages dropped ** [ 1341.056586][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) ** 8 printk messages dropped ** [ 1341.057057][ T32] r10:00000000 r9:8545e400 r8:8027ecf4 r7:eb9e1e60 r6:85306d80 r5:855cd400 ** 9 printk messages dropped ** [ 1341.057739][ T32] task:kworker/0:314 state:R running task stack:0 pid:3957 tgid:3957 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 1341.058270][ T32] r5:80050013 r4:80239bb0 ** 3 printk messages dropped ** [ 1341.058447][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08cddc0 r5:e08cde08 [ 1341.058468][ T32] r4:e08cddc0 ** 3 printk messages dropped ** [ 1341.058606][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) ** 7 printk messages dropped ** [ 1341.058977][ T32] r7:dddced40 r6:83018000 r5:85073f8c r4:84b0bc80 ** 4 printk messages dropped ** [ 1341.059192][ T32] r10:00000000 r9:84b0bc80 r8:8027ecf4 r7:e08b1e60 r6:85024480 r5:84b7a400 ** 9 printk messages dropped ** [ 1341.059519][ T32] INFO: task kworker/1:306:5358 blocked for more than 467 seconds. ** 9 printk messages dropped ** [ 1341.059892][ T32] r5:855ce000 r4:829189bc ** 3 printk messages dropped ** [ 1341.060044][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1341.060312][ T32] r9:83018205 r8:855ce000 r7:00000000 r6:83018200 r5:00001000 r4:7f0a9000 ** 6 printk messages dropped ** [ 1341.083155][ T32] r7:ddde2d40 r6:83018200 r5:85562b8c r4:8545e480 ** 7 printk messages dropped ** [ 1341.083683][ T32] Exception stack(0xeb9f1fb0 to 0xeb9f1ff8) ** 6 printk messages dropped ** [ 1341.084384][ T32] task:kworker/0:314 state:R running task stack:0 pid:3957 tgid:3957 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1341.084766][ T32] Exception stack(0xe08cdd20 to 0xe08cdd68) [ 1341.084795][ T32] dd20: deca1000 e069b000 00000001 80239b98 7f323000 00000001 82ac11c4 82ac05a0 [ 1341.084823][ T32] dd40: 7f323000 e069b000 8280c9b4 e08cdd9c e08cdda0 e08cdd70 80230ad4 80239bb0 [ 1341.084847][ T32] dd60: 80050013 ffffffff [ 1341.084870][ T32] r5:80050013 r4:80239bb0 [ 1341.084889][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1341.084953][ T32] r4:82ac11e4 [ 1341.084978][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.085021][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08cddc0 r5:e08cde08 [ 1341.085043][ T32] r4:e08cddc0 [ 1341.085121][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1341.085241][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9a40 [ 1341.085266][ T32] r4:00000000 [ 1341.085309][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1341.085440][ T32] r9:83018005 r8:84b7a400 r7:00000000 r6:83018000 r5:00001000 r4:7f09b000 [ 1341.085532][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1341.085577][ T32] r5:00001000 r4:e06d3000 [ 1341.085598][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1341.085636][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.085720][ T32] r5:85073f8c r4:85073c00 [ 1341.085742][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1341.085787][ T32] r7:dddced40 r6:83018000 r5:85073f8c r4:84b0bc80 [ 1341.085807][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1341.085851][ T32] r10:61c88647 r9:84b7a400 r8:84b0bcac r7:82804d40 r6:dddced40 r5:dddced60 [ 1341.085873][ T32] r4:84b0bc80 [ 1341.085935][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1341.085982][ T32] r10:00000000 r9:84b0bc80 r8:8027ecf4 r7:e08b1e60 r6:85024480 r5:84b7a400 [ 1341.086004][ T32] r4:00000001 [ 1341.086038][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.086113][ T32] Exception stack(0xe08cdfb0 to 0xe08cdff8) [ 1341.086163][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1341.086247][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.086277][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.086305][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1341.086371][ T32] r4:850d97c0 [ 1341.086422][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.086512][ T32] INFO: task kworker/1:307:5360 blocked for more than 467 seconds. [ 1341.086551][ T32] Not tainted 6.15.0-syzkaller #0 [ 1341.086586][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.086613][ T32] task:kworker/1:307 state:D stack:0 pid:5360 tgid:5360 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.086662][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.086714][ T32] Call trace: [ 1341.086775][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1341.086825][ T32] r10:829189c0 r9:eb9f9d84 r8:00000002 r7:60000013 r6:eb9f9d8c r5:855cbc00 [ 1341.086847][ T32] r4:855cbc00 [ 1341.086930][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1341.086984][ T32] r5:855cbc00 r4:829189bc [ 1341.087011][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.087051][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.087170][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb9f9e08 [ 1341.087243][ T32] r4:00000000 [ 1341.087267][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1341.087326][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1341.087386][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1341.087437][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85474d00 [ 1341.087460][ T32] r4:00000000 [ 1341.087478][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1341.087534][ T32] r9:83018205 r8:855cbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f0ad000 [ 1341.087578][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1341.087619][ T32] r5:00001000 r4:eb893000 [ 1341.087637][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1341.087694][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.087735][ T32] r5:8556338c r4:85563000 [ 1341.087775][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1341.087821][ T32] r7:ddde2d40 r6:83018200 r5:8556338c r4:8545e500 [ 1341.087840][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1341.087884][ T32] r10:61c88647 r9:855cbc00 r8:8545e52c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1341.087905][ T32] r4:8545e500 [ 1341.087923][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1341.087964][ T32] r10:00000000 r9:8545e500 r8:8027ecf4 r7:eb9ede60 r6:85306e80 r5:855cbc00 ** 6 printk messages dropped ** [ 1341.088197][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 8 printk messages dropped ** [ 1341.088929][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 6 printk messages dropped ** [ 1341.089161][ T32] r4:82ac11e4 [ 1341.089205][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.089250][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08cddc0 r5:e08cde08 [ 1341.089338][ T32] r4:e08cddc0 [ 1341.089365][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1341.089406][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9a40 [ 1341.089428][ T32] r4:00000000 [ 1341.089488][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1341.089533][ T32] r9:83018005 r8:84b7a400 r7:00000000 r6:83018000 r5:00001000 r4:7f09b000 [ 1341.089575][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1341.089618][ T32] r5:00001000 r4:e06d3000 [ 1341.089637][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1341.089675][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.089734][ T32] r5:85073f8c r4:85073c00 [ 1341.089755][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1341.089798][ T32] r7:dddced40 r6:83018000 r5:85073f8c r4:84b0bc80 [ 1341.089818][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1341.089883][ T32] r10:61c88647 r9:84b7a400 r8:84b0bcac r7:82804d40 r6:dddced40 r5:dddced60 [ 1341.089953][ T32] r4:84b0bc80 [ 1341.089975][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1341.090019][ T32] r10:00000000 r9:84b0bc80 r8:8027ecf4 r7:e08b1e60 r6:85024480 r5:84b7a400 [ 1341.090063][ T32] r4:00000001 [ 1341.090172][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.090211][ T32] Exception stack(0xe08cdfb0 to 0xe08cdff8) [ 1341.090237][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1341.090264][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.090311][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.090341][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1341.090363][ T32] r4:850d97c0 [ 1341.090394][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.090422][ T32] INFO: task kworker/1:308:5362 blocked for more than 467 seconds. [ 1341.090462][ T32] Not tainted 6.15.0-syzkaller #0 [ 1341.090545][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.106931][ T32] task:kworker/1:308 state:D stack:0 pid:5362 tgid:5362 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.107059][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.107166][ T32] Call trace: [ 1341.107199][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1341.107254][ T32] r10:829189c0 r9:eba01d84 r8:00000002 r7:60000113 r6:eba01d8c r5:855cec00 [ 1341.107323][ T32] r4:855cec00 [ 1341.107362][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1341.107406][ T32] r5:855cec00 r4:829189bc [ 1341.107426][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.107487][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.107579][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eba01e08 [ 1341.107622][ T32] r4:00000000 [ 1341.107660][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1341.107953][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1341.108052][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1341.108107][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a69440 [ 1341.108178][ T32] r4:00000000 [ 1341.108202][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1341.108247][ T32] r9:83018205 r8:855cec00 r7:00000000 r6:83018200 r5:00001000 r4:7f015000 [ 1341.108283][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1341.108352][ T32] r5:00001000 r4:dfcd5000 [ 1341.108386][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1341.108426][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.108477][ T32] r5:8556878c r4:85568400 [ 1341.108500][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1341.108544][ T32] r7:ddde2d40 r6:83018200 r5:8556878c r4:8545e580 [ 1341.108605][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1341.108653][ T32] r10:61c88647 r9:855cec00 r8:8545e5ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1341.108675][ T32] r4:8545e580 [ 1341.108694][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1341.108760][ T32] r10:00000000 r9:8545e580 r8:8027ecf4 r7:eb9f9e60 r6:85306f00 r5:855cec00 [ 1341.108801][ T32] r4:00000001 [ 1341.108837][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.108877][ T32] Exception stack(0xeba01fb0 to 0xeba01ff8) [ 1341.108904][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 2 printk messages dropped ** [ 1341.108999][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 9 printk messages dropped ** [ 1341.110049][ T32] Exception stack(0xe08cdd20 to 0xe08cdd68) ** 7 printk messages dropped ** [ 1341.110458][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08cddc0 r5:e08cde08 [ 1341.110508][ T32] r4:e08cddc0 [ 1341.123371][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) ** 2 printk messages dropped ** [ 1341.123548][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) ** 5 printk messages dropped ** [ 1341.123806][ T32] r5:85073f8c r4:85073c00 ** 6 printk messages dropped ** [ 1341.124072][ T32] r10:00000000 r9:84b0bc80 r8:8027ecf4 r7:e08b1e60 r6:85024480 r5:84b7a400 ** 6 printk messages dropped ** [ 1341.124324][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 9 printk messages dropped ** [ 1341.124796][ T32] r10:829189c0 r9:eba0dd84 r8:00000002 r7:60000113 r6:eba0dd8c r5:848f8c00 ** 8 printk messages dropped ** [ 1341.125279][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1341.125601][ T32] r5:00001000 r4:eb8a3000 ** 6 printk messages dropped ** [ 1341.125820][ T32] r10:61c88647 r9:848f8c00 r8:8545e62c r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 9 printk messages dropped ** [ 1341.126183][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 8 printk messages dropped ** [ 1341.127089][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 8 printk messages dropped ** [ 1341.127497][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08cddc0 r5:e08cde08 [ 1341.127521][ T32] r4:e08cddc0 ** 2 printk messages dropped ** [ 1341.127602][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1341.127721][ T32] r5:00001000 r4:e06d3000 ** 1 printk messages dropped ** [ 1341.127777][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.127814][ T32] r5:85073f8c r4:85073c00 [ 1341.127833][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1341.127873][ T32] r7:dddced40 r6:83018000 r5:85073f8c r4:84b0bc80 [ 1341.127892][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1341.127935][ T32] r10:61c88647 r9:84b7a400 r8:84b0bcac r7:82804d40 r6:dddced40 r5:dddced60 [ 1341.127956][ T32] r4:84b0bc80 [ 1341.127974][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1341.128018][ T32] r10:00000000 r9:84b0bc80 r8:8027ecf4 r7:e08b1e60 r6:85024480 r5:84b7a400 [ 1341.128039][ T32] r4:00000001 [ 1341.128057][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.128123][ T32] Exception stack(0xe08cdfb0 to 0xe08cdff8) [ 1341.128153][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1341.128180][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.128234][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.128275][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1341.128299][ T32] r4:850d97c0 [ 1341.128320][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.128344][ T32] INFO: task kworker/1:310:5366 blocked for more than 467 seconds. [ 1341.128390][ T32] Not tainted 6.15.0-syzkaller #0 [ 1341.128417][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.128437][ T32] task:kworker/1:310 state:D stack:0 pid:5366 tgid:5366 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.128480][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.128518][ T32] Call trace: [ 1341.128546][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1341.128590][ T32] r10:829189c0 r9:eba15d84 r8:00000002 r7:60000113 r6:eba15d8c r5:855c8c00 [ 1341.128611][ T32] r4:855c8c00 [ 1341.128629][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1341.128667][ T32] r5:855c8c00 r4:829189bc [ 1341.128686][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.128723][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.128766][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eba15e08 [ 1341.128810][ T32] r4:00000000 [ 1341.128833][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1341.128871][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1341.128906][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1341.128947][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85474500 [ 1341.128968][ T32] r4:00000000 [ 1341.128986][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1341.129025][ T32] r9:83018205 r8:855c8c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0b1000 [ 1341.129044][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1341.129118][ T32] r5:00001000 r4:eba09000 [ 1341.129140][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1341.129200][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.129240][ T32] r5:85563b8c r4:85563800 [ 1341.129259][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1341.129359][ T32] r7:ddde2d40 r6:83018200 r5:85563b8c r4:8545e680 [ 1341.129385][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1341.129459][ T32] r10:61c88647 r9:855c8c00 r8:8545e6ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1341.129484][ T32] r4:8545e680 [ 1341.129576][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1341.129622][ T32] r10:00000000 r9:8545e680 r8:8027ecf4 r7:eba01e60 r6:85117000 r5:855c8c00 [ 1341.129646][ T32] r4:00000001 [ 1341.129673][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.129710][ T32] Exception stack(0xeba15fb0 to 0xeba15ff8) [ 1341.129745][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1341.129784][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.129812][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.129839][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1341.129882][ T32] r4:8547ce80 [ 1341.130263][ T32] INFO: task kworker/1:310:5366 is blocked on a mutex likely owned by task kworker/0:314:3957. [ 1341.130300][ T32] task:kworker/0:314 state:R running task stack:0 pid:3957 tgid:3957 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.130414][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1341.154357][ T32] Exception stack(0xe08cdd20 to 0xe08cdd68) ** 7 printk messages dropped ** [ 1341.154656][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08cddc0 r5:e08cde08 [ 1341.154683][ T32] r4:e08cddc0 [ 1341.154776][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) ** 1 printk messages dropped ** [ 1341.154843][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1341.155016][ T32] r5:00001000 r4:e06d3000 ** 6 printk messages dropped ** [ 1341.155504][ T32] r10:61c88647 r9:84b7a400 r8:84b0bcac r7:82804d40 r6:dddced40 r5:dddced60 ** 6 printk messages dropped ** [ 1341.155839][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1341.156280][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1341.156512][ T32] r5:84538c00 r4:829189bc ** 5 printk messages dropped ** [ 1341.156865][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) ** 7 printk messages dropped ** [ 1341.157322][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) ** 4 printk messages dropped ** [ 1341.157645][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1341.157690][ T32] r10:61c88647 r9:84538c00 r8:8545e72c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1341.157712][ T32] r4:8545e700 [ 1341.157756][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1341.157876][ T32] r10:00000000 r9:8545e700 r8:8027ecf4 r7:eba01e60 r6:85117080 r5:84538c00 [ 1341.157903][ T32] r4:00000001 [ 1341.157922][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.158213][ T32] Exception stack(0xeba2dfb0 to 0xeba2dff8) [ 1341.158301][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1341.158350][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.158380][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.158512][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1341.158538][ T32] r4:84a69040 [ 1341.159153][ T32] INFO: task kworker/1:311:5368 is blocked on a mutex likely owned by task kworker/0:314:3957. [ 1341.159207][ T32] task:kworker/0:314 state:R running task stack:0 pid:3957 tgid:3957 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.159297][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.159356][ T32] Call trace: [ 1341.159391][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1341.159441][ T32] r10:8280c9b4 r9:84b7a400 r8:80200be4 r7:e08cdd54 r6:ffffffff r5:84b7a400 [ 1341.159466][ T32] r4:00000000 [ 1341.159485][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.159523][ T32] Exception stack(0xe08cdd20 to 0xe08cdd68) [ 1341.159552][ T32] dd20: df5d7000 e069b000 00000001 80239b98 7f323000 00000001 82ac11c4 82ac05a0 [ 1341.159582][ T32] dd40: 7f323000 e069b000 8280c9b4 e08cdd9c e08cdda0 e08cdd70 80230ad4 80239bb0 [ 1341.159607][ T32] dd60: 80050013 ffffffff [ 1341.159631][ T32] r5:80050013 r4:80239bb0 [ 1341.159665][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1341.159715][ T32] r4:82ac11e4 [ 1341.159735][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.159805][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08cddc0 r5:e08cde08 [ 1341.159831][ T32] r4:e08cddc0 [ 1341.159992][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1341.160049][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9a40 [ 1341.160087][ T32] r4:00000000 [ 1341.160109][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1341.160153][ T32] r9:83018005 r8:84b7a400 r7:00000000 r6:83018000 r5:00001000 r4:7f09b000 [ 1341.160176][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1341.160215][ T32] r5:00001000 r4:e06d3000 [ 1341.160360][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1341.160405][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.160519][ T32] r5:85073f8c r4:85073c00 [ 1341.171654][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1341.171865][ T32] r7:dddced40 r6:83018000 r5:85073f8c r4:84b0bc80 [ 1341.171896][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1341.171946][ T32] r10:61c88647 r9:84b7a400 r8:84b0bcac r7:82804d40 r6:dddced40 r5:dddced60 [ 1341.171969][ T32] r4:84b0bc80 [ 1341.171989][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1341.172035][ T32] r10:00000000 r9:84b0bc80 r8:8027ecf4 r7:e08b1e60 r6:85024480 r5:84b7a400 [ 1341.172056][ T32] r4:00000001 [ 1341.172210][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.172289][ T32] Exception stack(0xe08cdfb0 to 0xe08cdff8) [ 1341.172353][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1341.172387][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.172439][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.172498][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1341.172550][ T32] r4:850d97c0 [ 1341.172632][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.172665][ T32] INFO: task kworker/1:312:5370 blocked for more than 467 seconds. [ 1341.172698][ T32] Not tainted 6.15.0-syzkaller #0 [ 1341.172911][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.172995][ T32] task:kworker/1:312 state:D stack:0 pid:5370 tgid:5370 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1341.173317][ T32] r5:84538000 r4:829189bc ** 5 printk messages dropped ** [ 1341.173542][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) ** 7 printk messages dropped ** [ 1341.173855][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) ** 5 printk messages dropped ** [ 1341.174113][ T32] r10:61c88647 r9:84538000 r8:8545e7ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 8 printk messages dropped ** [ 1341.174419][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.174540][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1341.174566][ T32] r4:84a69200 [ 1341.175076][ T32] INFO: task kworker/1:312:5370 is blocked on a mutex likely owned by task kworker/0:314:3957. [ 1341.175171][ T32] task:kworker/0:314 state:R running task stack:0 pid:3957 tgid:3957 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.175290][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.175355][ T32] Call trace: [ 1341.175417][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1341.175466][ T32] r10:8280c9b4 r9:84b7a400 r8:80200be4 r7:e08cdd54 r6:ffffffff r5:84b7a400 [ 1341.175489][ T32] r4:00000000 [ 1341.175508][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.175547][ T32] Exception stack(0xe08cdd20 to 0xe08cdd68) [ 1341.175576][ T32] dd20: df5d7000 e069b000 00000001 80239b98 7f323000 00000001 82ac11c4 82ac05a0 [ 1341.175641][ T32] dd40: 7f323000 e069b000 8280c9b4 e08cdd9c e08cdda0 e08cdd70 80230ad4 80239bb0 [ 1341.175673][ T32] dd60: 80050013 ffffffff [ 1341.175697][ T32] r5:80050013 r4:80239bb0 [ 1341.175729][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1341.175784][ T32] r4:82ac11e4 [ 1341.175807][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.175859][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08cddc0 r5:e08cde08 [ 1341.175884][ T32] r4:e08cddc0 [ 1341.175904][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1341.175959][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9a40 [ 1341.175998][ T32] r4:00000000 [ 1341.176020][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1341.176063][ T32] r9:83018005 r8:84b7a400 r7:00000000 r6:83018000 r5:00001000 r4:7f09b000 [ 1341.176146][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1341.176189][ T32] r5:00001000 r4:e06d3000 [ 1341.176208][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1341.176247][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.176284][ T32] r5:85073f8c r4:85073c00 [ 1341.176351][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1341.176428][ T32] r7:dddced40 r6:83018000 r5:85073f8c r4:84b0bc80 ** 1 printk messages dropped ** [ 1341.176524][ T32] r10:61c88647 r9:84b7a400 r8:84b0bcac r7:82804d40 r6:dddced40 r5:dddced60 [ 1341.176550][ T32] r4:84b0bc80 [ 1341.176570][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1341.176613][ T32] r10:00000000 r9:84b0bc80 r8:8027ecf4 r7:e08b1e60 r6:85024480 r5:84b7a400 [ 1341.176661][ T32] r4:00000001 [ 1341.176683][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.176727][ T32] Exception stack(0xe08cdfb0 to 0xe08cdff8) [ 1341.176782][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1341.176839][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.176868][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.176923][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1341.176947][ T32] r4:850d97c0 [ 1341.176967][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.177020][ T32] INFO: task kworker/1:313:5372 blocked for more than 467 seconds. [ 1341.177051][ T32] Not tainted 6.15.0-syzkaller #0 [ 1341.177125][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.177148][ T32] task:kworker/1:313 state:D stack:0 pid:5372 tgid:5372 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.177239][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.177338][ T32] Call trace: [ 1341.177374][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) ** 6 printk messages dropped ** [ 1341.177625][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb919e08 ** 7 printk messages dropped ** [ 1341.177956][ T32] r9:83018205 r8:84539800 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 ** 8 printk messages dropped ** [ 1341.178275][ T32] r10:61c88647 r9:84539800 r8:8545e82c r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 9 printk messages dropped ** [ 1341.178657][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 9 printk messages dropped ** [ 1341.179746][ T32] Exception stack(0xe08cdd20 to 0xe08cdd68) ** 7 printk messages dropped ** [ 1341.180026][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08cddc0 r5:e08cde08 [ 1341.180053][ T32] r4:e08cddc0 [ 1341.180073][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) ** 1 printk messages dropped ** [ 1341.180167][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1341.180413][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1341.206737][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1341.206957][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 10 printk messages dropped ** [ 1341.207512][ T32] r4:8453b000 ** 3 printk messages dropped ** [ 1341.207674][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1341.208034][ T32] r9:83018205 r8:8453b000 r7:00000000 r6:83018200 r5:00001000 r4:7f03b000 [ 1341.208067][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1341.208109][ T32] r5:00001000 r4:e0727000 [ 1341.208129][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1341.208177][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.208218][ T32] r5:85568b8c r4:85568800 [ 1341.208257][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1341.208316][ T32] r7:ddde2d40 r6:83018200 r5:85568b8c r4:8545e880 [ 1341.208338][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1341.208390][ T32] r10:61c88647 r9:8453b000 r8:8545e8ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1341.208411][ T32] r4:8545e880 [ 1341.208430][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1341.208492][ T32] r10:00000000 r9:8545e880 r8:8027ecf4 r7:eb919e60 r6:85117200 r5:8453b000 [ 1341.208538][ T32] r4:00000001 [ 1341.208560][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.208595][ T32] Exception stack(0xeb925fb0 to 0xeb925ff8) [ 1341.208620][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1341.208678][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.208729][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.208759][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1341.208802][ T32] r4:84a693c0 [ 1341.209319][ T32] INFO: task kworker/1:314:5375 is blocked on a mutex likely owned by task kworker/0:314:3957. [ 1341.209362][ T32] task:kworker/0:314 state:R running task stack:0 pid:3957 tgid:3957 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.209420][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.209462][ T32] Call trace: [ 1341.209517][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1341.209567][ T32] r10:8280c9b4 r9:84b7a400 r8:80200be4 r7:e08cdd54 r6:ffffffff r5:84b7a400 [ 1341.209597][ T32] r4:00000000 [ 1341.209616][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.209680][ T32] Exception stack(0xe08cdd20 to 0xe08cdd68) [ 1341.209713][ T32] dd20: dfa3d000 e069b000 00000001 80239b98 7f323000 00000001 82ac11c4 82ac05a0 [ 1341.209741][ T32] dd40: 7f323000 e069b000 8280c9b4 e08cdd9c e08cdda0 e08cdd70 80230ad4 80239bb0 [ 1341.209763][ T32] dd60: 80050013 ffffffff [ 1341.209795][ T32] r5:80050013 r4:80239bb0 [ 1341.209818][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1341.209888][ T32] r4:82ac11e4 [ 1341.209934][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.209978][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08cddc0 r5:e08cde08 [ 1341.210000][ T32] r4:e08cddc0 [ 1341.210019][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1341.210079][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9a40 [ 1341.210121][ T32] r4:00000000 [ 1341.210142][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1341.210193][ T32] r9:83018005 r8:84b7a400 r7:00000000 r6:83018000 r5:00001000 r4:7f09b000 [ 1341.210217][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1341.210259][ T32] r5:00001000 r4:e06d3000 [ 1341.210301][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1341.210342][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.210386][ T32] r5:85073f8c r4:85073c00 [ 1341.210405][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1341.210513][ T32] r7:dddced40 r6:83018000 r5:85073f8c r4:84b0bc80 [ 1341.226753][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1341.226884][ T32] r10:61c88647 r9:84b7a400 r8:84b0bcac r7:82804d40 r6:dddced40 r5:dddced60 [ 1341.226914][ T32] r4:84b0bc80 [ 1341.226955][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1341.227015][ T32] r10:00000000 r9:84b0bc80 r8:8027ecf4 r7:e08b1e60 r6:85024480 r5:84b7a400 [ 1341.227041][ T32] r4:00000001 [ 1341.227060][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.227110][ T32] Exception stack(0xe08cdfb0 to 0xe08cdff8) ** 4 printk messages dropped ** [ 1341.227278][ T32] r4:850d97c0 ** 5 printk messages dropped ** [ 1341.227563][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1341.227939][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1341.228360][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 1341.228654][ T32] r4:8545e900 ** 5 printk messages dropped ** [ 1341.228921][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 10 printk messages dropped ** [ 1341.229924][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1341.230086][ T32] dd40: 7f323000 e069b000 8280c9b4 e08cdd9c e08cdda0 e08cdd70 80230ad4 80239bb0 ** 5 printk messages dropped ** [ 1341.230287][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08cddc0 r5:e08cde08 ** 5 printk messages dropped ** [ 1341.244027][ T32] r9:83018005 r8:84b7a400 r7:00000000 r6:83018000 r5:00001000 r4:7f09b000 ** 8 printk messages dropped ** [ 1341.244476][ T32] r10:61c88647 r9:84b7a400 r8:84b0bcac r7:82804d40 r6:dddced40 r5:dddced60 ** 9 printk messages dropped ** [ 1341.244818][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 8 printk messages dropped ** [ 1341.245289][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) ** 3 printk messages dropped ** [ 1341.245485][ T32] r5:8453e000 r4:829189bc [ 1341.245505][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.245545][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.245627][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb961e08 [ 1341.245653][ T32] r4:00000000 [ 1341.245687][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1341.245739][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1341.245780][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1341.245821][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a69800 [ 1341.245853][ T32] r4:00000000 [ 1341.245894][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1341.245940][ T32] r9:83018205 r8:8453e000 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1341.245960][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1341.245998][ T32] r5:00001000 r4:eabef000 [ 1341.246045][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1341.246114][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.246157][ T32] r5:8556938c r4:85569000 [ 1341.246181][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1341.246224][ T32] r7:ddde2d40 r6:83018200 r5:8556938c r4:8545e980 [ 1341.246244][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1341.246288][ T32] r10:61c88647 r9:8453e000 r8:8545e9ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1341.246310][ T32] r4:8545e980 [ 1341.246329][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1341.246372][ T32] r10:00000000 r9:8545e980 r8:8027ecf4 r7:eb919e60 r6:85117300 r5:8453e000 [ 1341.246393][ T32] r4:00000001 [ 1341.246441][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.246480][ T32] Exception stack(0xeb961fb0 to 0xeb961ff8) [ 1341.246506][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1341.246549][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.246595][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.246639][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1341.246674][ T32] r4:84a69580 [ 1341.247229][ T32] INFO: task kworker/1:316:5379 is blocked on a mutex likely owned by task kworker/0:314:3957. [ 1341.247268][ T32] task:kworker/0:314 state:R running task stack:0 pid:3957 tgid:3957 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.247359][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.247402][ T32] Call trace: [ 1341.247431][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1341.247478][ T32] r10:8280c9b4 r9:84b7a400 r8:80200be4 r7:e08cdd54 r6:ffffffff r5:84b7a400 [ 1341.247501][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1341.247588][ T32] Exception stack(0xe08cdd20 to 0xe08cdd68) ** 7 printk messages dropped ** [ 1341.248218][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08cddc0 r5:e08cde08 [ 1341.248240][ T32] r4:e08cddc0 [ 1341.248259][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) ** 2 printk messages dropped ** [ 1341.248374][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) ** 7 printk messages dropped ** [ 1341.248731][ T32] r7:dddced40 r6:83018000 r5:85073f8c r4:84b0bc80 ** 7 printk messages dropped ** [ 1341.249071][ T32] Exception stack(0xe08cdfb0 to 0xe08cdff8) ** 6 printk messages dropped ** [ 1341.249447][ T32] INFO: task kworker/1:317:5380 blocked for more than 467 seconds. ** 7 printk messages dropped ** [ 1341.250029][ T32] r4:8453ec00 ** 4 printk messages dropped ** [ 1341.250196][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb96de08 ** 8 printk messages dropped ** [ 1341.274265][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) ** 7 printk messages dropped ** [ 1341.274702][ T32] r10:61c88647 r9:8453ec00 r8:8545ea2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 10 printk messages dropped ** [ 1341.275102][ T32] r4:84a69600 ** 4 printk messages dropped ** [ 1341.275950][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) ** 9 printk messages dropped ** [ 1341.276416][ T32] r4:82ac11e4 ** 1 printk messages dropped ** [ 1341.276477][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08cddc0 r5:e08cde08 ** 3 printk messages dropped ** [ 1341.276578][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1341.276786][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1341.277226][ T32] Exception stack(0xe08cdfb0 to 0xe08cdff8) ** 6 printk messages dropped ** [ 1341.277403][ T32] INFO: task kworker/1:318:5384 blocked for more than 467 seconds. ** 7 printk messages dropped ** [ 1341.277944][ T32] r4:8453a400 ** 5 printk messages dropped ** [ 1341.278249][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1341.278449][ T32] r4:00000000 [ 1341.278471][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1341.278511][ T32] r9:83018205 r8:8453a400 r7:00000000 r6:83018200 r5:00001000 r4:7f04b000 [ 1341.278557][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1341.278599][ T32] r5:00001000 r4:eb1f3000 [ 1341.278619][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1341.278657][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.278693][ T32] r5:8556ab8c r4:8556a800 [ 1341.278776][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1341.278821][ T32] r7:ddde2d40 r6:83018200 r5:8556ab8c r4:8545ea80 [ 1341.278870][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1341.278980][ T32] r10:61c88647 r9:8453a400 r8:8545eaac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1341.279058][ T32] r4:8545ea80 [ 1341.279139][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1341.279204][ T32] r10:00000000 r9:8545ea80 r8:8027ecf4 r7:eb919e60 r6:85117400 r5:8453a400 [ 1341.279240][ T32] r4:00000001 [ 1341.279333][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.279372][ T32] Exception stack(0xeba3dfb0 to 0xeba3dff8) [ 1341.279398][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1341.279427][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.279453][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.279508][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1341.279586][ T32] r4:84a69900 [ 1341.280268][ T32] INFO: task kworker/1:318:5384 is blocked on a mutex likely owned by task kworker/0:314:3957. [ 1341.280396][ T32] task:kworker/0:314 state:R running task stack:0 pid:3957 tgid:3957 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.288301][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.288404][ T32] Call trace: [ 1341.288444][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1341.288540][ T32] r10:8280c9b4 r9:84b7a400 r8:80200be4 r7:e08cdd54 r6:ffffffff r5:84b7a400 [ 1341.288568][ T32] r4:00000000 [ 1341.288589][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.288629][ T32] Exception stack(0xe08cdd20 to 0xe08cdd68) [ 1341.288659][ T32] dd20: e058c000 e069b000 00000001 80239b98 7f323000 00000001 82ac11c4 82ac05a0 [ 1341.288712][ T32] dd40: 7f323000 e069b000 8280c9b4 e08cdd9c e08cdda0 e08cdd70 80230ad4 80239bb0 [ 1341.288750][ T32] dd60: 80050013 ffffffff [ 1341.288784][ T32] r5:80050013 r4:80239bb0 [ 1341.288805][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1341.288907][ T32] r4:82ac11e4 [ 1341.288939][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.289036][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08cddc0 r5:e08cde08 [ 1341.289141][ T32] r4:e08cddc0 [ 1341.289172][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1341.289244][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9a40 [ 1341.289326][ T32] r4:00000000 [ 1341.289349][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1341.289392][ T32] r9:83018005 r8:84b7a400 r7:00000000 r6:83018000 r5:00001000 r4:7f09b000 [ 1341.289424][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1341.289489][ T32] r5:00001000 r4:e06d3000 [ 1341.289512][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1341.289552][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.289618][ T32] r5:85073f8c r4:85073c00 [ 1341.289685][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1341.289734][ T32] r7:dddced40 r6:83018000 r5:85073f8c r4:84b0bc80 [ 1341.289754][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1341.289811][ T32] r10:61c88647 r9:84b7a400 r8:84b0bcac r7:82804d40 r6:dddced40 r5:dddced60 [ 1341.289839][ T32] r4:84b0bc80 [ 1341.289859][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1341.289906][ T32] r10:00000000 r9:84b0bc80 r8:8027ecf4 r7:e08b1e60 r6:85024480 r5:84b7a400 [ 1341.289929][ T32] r4:00000001 [ 1341.289948][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.290006][ T32] Exception stack(0xe08cdfb0 to 0xe08cdff8) [ 1341.290061][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1341.290112][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.290151][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.290227][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1341.290262][ T32] r4:850d97c0 [ 1341.290290][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.290321][ T32] INFO: task kworker/1:319:5385 blocked for more than 467 seconds. [ 1341.290354][ T32] Not tainted 6.15.0-syzkaller #0 [ 1341.290379][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.290401][ T32] task:kworker/1:319 state:D stack:0 pid:5385 tgid:5385 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.290463][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.290550][ T32] Call trace: [ 1341.300348][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1341.301322][ T32] r10:829189c0 r9:eba41d84 r8:00000002 r7:60000013 r6:eba41d8c r5:855c9800 [ 1341.301455][ T32] r4:855c9800 [ 1341.301482][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1341.301544][ T32] r5:855c9800 r4:829189bc [ 1341.301564][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.301620][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.301666][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eba41e08 [ 1341.301758][ T32] r4:00000000 [ 1341.301867][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1341.301909][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1341.301950][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) ** 1 printk messages dropped ** [ 1341.302126][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1341.302624][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) ** 6 printk messages dropped ** [ 1341.303243][ T32] r4:8545eb00 ** 6 printk messages dropped ** [ 1341.303633][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.303659][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.303687][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1341.303709][ T32] r4:84a69900 [ 1341.303804][ T32] INFO: task kworker/1:319:5385 is blocked on a mutex, but the owner is not found. [ 1341.303863][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.303925][ T32] INFO: task kworker/1:320:5386 blocked for more than 467 seconds. [ 1341.303960][ T32] Not tainted 6.15.0-syzkaller #0 [ 1341.303987][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.304009][ T32] task:kworker/1:320 state:D stack:0 pid:5386 tgid:5386 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.304066][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.304212][ T32] Call trace: [ 1341.304354][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1341.304401][ T32] r10:829189c0 r9:eb93dd84 r8:00000002 r7:60000113 r6:eb93dd8c r5:85516000 [ 1341.304450][ T32] r4:85516000 [ 1341.304586][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1341.304634][ T32] r5:85516000 r4:829189bc [ 1341.304654][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.304696][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.304986][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb93de08 [ 1341.305194][ T32] r4:00000000 [ 1341.305307][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1341.305352][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1341.305423][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1341.305626][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a69d80 [ 1341.305724][ T32] r4:00000000 [ 1341.305773][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1341.305816][ T32] r9:83018205 r8:85516000 r7:00000000 r6:83018200 r5:00001000 r4:7f047000 [ 1341.305838][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1341.305875][ T32] r5:00001000 r4:eaf51000 [ 1341.305939][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1341.306074][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.306127][ T32] r5:8556a38c r4:8556a000 [ 1341.306146][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1341.306187][ T32] r7:ddde2d40 r6:83018200 r5:8556a38c r4:8545eb80 [ 1341.306231][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1341.306357][ T32] r10:61c88647 r9:85516000 r8:8545ebac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1341.306471][ T32] r4:8545eb80 [ 1341.306519][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1341.306569][ T32] r10:00000000 r9:8545eb80 r8:8027ecf4 r7:eba3de60 r6:8545ec00 r5:85516000 [ 1341.306591][ T32] r4:00000001 [ 1341.306623][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.306661][ T32] Exception stack(0xeb93dfb0 to 0xeb93dff8) [ 1341.306687][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1341.306715][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.306781][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.306812][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1341.306833][ T32] r4:84a69a00 [ 1341.306853][ T32] INFO: task kworker/1:320:5386 is blocked on a mutex, but the owner is not found. [ 1341.306877][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.306946][ T32] INFO: task kworker/1:321:5389 blocked for more than 467 seconds. [ 1341.307000][ T32] Not tainted 6.15.0-syzkaller #0 [ 1341.307028][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.307048][ T32] task:kworker/1:321 state:D stack:0 pid:5389 tgid:5389 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.307146][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.307207][ T32] Call trace: [ 1341.307238][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1341.307282][ T32] r10:829189c0 r9:eba45d84 r8:00000002 r7:60000113 r6:eba45d8c r5:85515400 ** 4 printk messages dropped ** [ 1341.307690][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 1341.308252][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1341.308462][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) ** 7 printk messages dropped ** [ 1341.309142][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) ** 10 printk messages dropped ** [ 1341.309554][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 8 printk messages dropped ** [ 1341.310087][ T32] r4:85516c00 ** 1 printk messages dropped ** [ 1341.310167][ T32] r5:85516c00 r4:829189bc ** 1 printk messages dropped ** [ 1341.310259][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) ** 5 printk messages dropped ** [ 1341.310484][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8547ce80 [ 1341.310591][ T32] r4:00000000 [ 1341.341224][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1341.341323][ T32] r9:83018205 r8:85516c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04f000 [ 1341.341382][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1341.341433][ T32] r5:00001000 r4:eb283000 [ 1341.341453][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1341.341545][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.341589][ T32] r5:8556b38c r4:8556b000 [ 1341.341640][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1341.341693][ T32] r7:ddde2d40 r6:83018200 r5:8556b38c r4:8545ed80 [ 1341.341766][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1341.341835][ T32] r10:61c88647 r9:85516c00 r8:8545edac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1341.341876][ T32] r4:8545ed80 [ 1341.341899][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1341.341946][ T32] r10:00000000 r9:8545ed80 r8:8027ecf4 r7:eba3de60 r6:8545ee00 r5:85516c00 [ 1341.341968][ T32] r4:00000001 [ 1341.341988][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.342023][ T32] Exception stack(0xeba49fb0 to 0xeba49ff8) [ 1341.342053][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1341.342081][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.342151][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.342264][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1341.342290][ T32] r4:85457640 [ 1341.342824][ T32] INFO: task kworker/1:322:5392 is blocked on a mutex likely owned by task kworker/0:315:3960. [ 1341.342863][ T32] task:kworker/0:315 state:R running task stack:0 pid:3960 tgid:3960 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.342936][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.343012][ T32] Call trace: [ 1341.343044][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1341.343110][ T32] r10:8280c9b4 r9:84b7bc00 r8:80200be4 r7:e08d9d54 r6:ffffffff r5:84b7bc00 [ 1341.343172][ T32] r4:00000000 [ 1341.343195][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.343239][ T32] Exception stack(0xe08d9d20 to 0xe08d9d68) [ 1341.343284][ T32] 9d20: 7f788000 e06bf000 00000001 80239b98 7f325000 00000001 82ac11c4 82ac05a0 [ 1341.343341][ T32] 9d40: 7f325000 e06bf000 8280c9b4 e08d9d9c e08d9da0 e08d9d70 80230ad4 80239bb0 [ 1341.343406][ T32] 9d60: 90050113 ffffffff [ 1341.343432][ T32] r5:90050113 r4:80239bb0 [ 1341.343527][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1341.343574][ T32] r4:82ac11e4 [ 1341.343595][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.343647][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08d9dc0 r5:e08d9e08 [ 1341.343672][ T32] r4:e08d9dc0 [ 1341.343717][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1341.343762][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9b40 ** 2 printk messages dropped ** [ 1341.343882][ T32] r9:83018005 r8:84b7bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f09d000 ** 8 printk messages dropped ** [ 1341.344353][ T32] r10:61c88647 r9:84b7bc00 r8:84b0bd2c r7:82804d40 r6:dddced40 r5:dddced60 ** 7 printk messages dropped ** [ 1341.344795][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1341.345291][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1341.345670][ T32] r5:85512400 r4:829189bc [ 1341.345718][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1341.345888][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1341.346041][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1341.346258][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) ** 8 printk messages dropped ** [ 1341.346630][ T32] r10:00000000 r9:8545ee80 r8:8027ecf4 r7:eba49e60 r6:8545ef00 r5:85512400 ** 8 printk messages dropped ** [ 1341.347401][ T32] INFO: task kworker/1:323:5393 is blocked on a mutex likely owned by task kworker/0:315:3960. ** 10 printk messages dropped ** [ 1341.348207][ T32] 9d60: 90050113 ffffffff ** 7 printk messages dropped ** [ 1341.348430][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9b40 ** 9 printk messages dropped ** [ 1341.349164][ T32] r7:dddced40 r6:83018000 r5:8512438c r4:84b0bd00 ** 6 printk messages dropped ** [ 1341.349542][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 10 printk messages dropped ** [ 1341.350026][ T32] task:kworker/1:324 state:D stack:0 pid:5395 tgid:5395 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.350122][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.350219][ T32] Call trace: [ 1341.350329][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1341.350382][ T32] r10:829189c0 r9:eba51d84 r8:00000002 r7:60000113 r6:eba51d8c r5:85518000 [ 1341.350405][ T32] r4:85518000 [ 1341.350438][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1341.370393][ T32] r5:85518000 r4:829189bc [ 1341.370575][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.371042][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.371146][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eba51e08 [ 1341.371174][ T32] r4:00000000 [ 1341.371194][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1341.371236][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1341.371276][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1341.371318][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8538e0c0 [ 1341.371358][ T32] r4:00000000 [ 1341.371383][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1341.371428][ T32] r9:83018205 r8:85518000 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1341.371449][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1341.371491][ T32] r5:00001000 r4:eb30d000 [ 1341.371512][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1341.371550][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.371589][ T32] r5:8556b78c r4:8556b400 [ 1341.371608][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1341.371650][ T32] r7:ddde2d40 r6:83018200 r5:8556b78c r4:8545ef80 [ 1341.371671][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1341.371715][ T32] r10:61c88647 r9:85518000 r8:8545efac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1341.371735][ T32] r4:8545ef80 [ 1341.371754][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1341.371796][ T32] r10:00000000 r9:8545ef80 r8:8027ecf4 r7:eba49e60 r6:8465c000 r5:85518000 [ 1341.371817][ T32] r4:00000001 [ 1341.371848][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.371888][ T32] Exception stack(0xeba51fb0 to 0xeba51ff8) [ 1341.371917][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1341.371955][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.371985][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.372048][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1341.372076][ T32] r4:8538e000 [ 1341.372607][ T32] INFO: task kworker/1:324:5395 is blocked on a mutex likely owned by task kworker/0:315:3960. [ 1341.372647][ T32] task:kworker/0:315 state:R running task stack:0 pid:3960 tgid:3960 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.372766][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.372820][ T32] Call trace: [ 1341.372880][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1341.372955][ T32] r10:8280c9b4 r9:84b7bc00 r8:80200be4 r7:e08d9d54 r6:ffffffff r5:84b7bc00 [ 1341.372980][ T32] r4:00000000 [ 1341.372999][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.373040][ T32] Exception stack(0xe08d9d20 to 0xe08d9d68) [ 1341.373069][ T32] 9d20: 7f967000 e06bf000 00000001 80239b98 7f325000 00000001 82ac11c4 82ac05a0 [ 1341.373104][ T32] 9d40: 7f325000 e06bf000 8280c9b4 e08d9d9c e08d9da0 e08d9d70 80230ad4 80239bb0 [ 1341.373131][ T32] 9d60: 90050113 ffffffff [ 1341.373154][ T32] r5:90050113 r4:80239bb0 [ 1341.373174][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1341.373216][ T32] r4:82ac11e4 [ 1341.373235][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.373288][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08d9dc0 r5:e08d9e08 [ 1341.373328][ T32] r4:e08d9dc0 ** 2 printk messages dropped ** [ 1341.373440][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1341.373661][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 9 printk messages dropped ** [ 1341.373974][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 8 printk messages dropped ** [ 1341.374273][ T32] Not tainted 6.15.0-syzkaller #0 ** 6 printk messages dropped ** [ 1341.374559][ T32] r4:85518c00 ** 1 printk messages dropped ** [ 1341.374619][ T32] r5:85518c00 r4:829189bc ** 1 printk messages dropped ** [ 1341.374887][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) ** 7 printk messages dropped ** [ 1341.375172][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) ** 8 printk messages dropped ** [ 1341.375443][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) ** 10 printk messages dropped ** [ 1341.375826][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 9 printk messages dropped ** [ 1341.376608][ T32] Exception stack(0xe08d9d20 to 0xe08d9d68) ** 6 printk messages dropped ** [ 1341.377019][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.377062][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08d9dc0 r5:e08d9e08 [ 1341.377313][ T32] r4:e08d9dc0 [ 1341.377338][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1341.377456][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9b40 [ 1341.377482][ T32] r4:00000000 [ 1341.377501][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1341.377544][ T32] r9:83018005 r8:84b7bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f09d000 [ 1341.377566][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1341.377606][ T32] r5:00001000 r4:e06eb000 [ 1341.377625][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1341.377663][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.377700][ T32] r5:8512438c r4:85124000 [ 1341.377718][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1341.377758][ T32] r7:dddced40 r6:83018000 r5:8512438c r4:84b0bd00 [ 1341.377805][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1341.377855][ T32] r10:61c88647 r9:84b7bc00 r8:84b0bd2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1341.377962][ T32] r4:84b0bd00 [ 1341.377985][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1341.378040][ T32] r10:00000000 r9:84b0bd00 r8:8027ecf4 r7:e08b1e60 r6:85024500 r5:84b7bc00 [ 1341.378075][ T32] r4:00000001 [ 1341.378111][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.378151][ T32] Exception stack(0xe08d9fb0 to 0xe08d9ff8) [ 1341.378200][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1341.378232][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.378259][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.378287][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1341.378310][ T32] r4:850d9a80 [ 1341.378329][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.378355][ T32] INFO: task kworker/1:326:5399 blocked for more than 467 seconds. [ 1341.378383][ T32] Not tainted 6.15.0-syzkaller #0 [ 1341.378406][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.378437][ T32] task:kworker/1:326 state:D stack:0 pid:5399 tgid:5399 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.378485][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.378541][ T32] Call trace: [ 1341.378572][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1341.378616][ T32] r10:829189c0 r9:eba59d84 r8:00000002 r7:60000013 r6:eba59d8c r5:85519800 [ 1341.378637][ T32] r4:85519800 [ 1341.378656][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1341.378695][ T32] r5:85519800 r4:829189bc [ 1341.378713][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.378751][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.378795][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eba59e08 [ 1341.378818][ T32] r4:00000000 [ 1341.378838][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1341.378876][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1341.378977][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1341.379022][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8538e4c0 [ 1341.379044][ T32] r4:00000000 [ 1341.379063][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1341.379109][ T32] r9:83018205 r8:85519800 r7:00000000 r6:83018200 r5:00001000 r4:7f055000 [ 1341.379213][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1341.379338][ T32] r5:00001000 r4:eb53b000 [ 1341.379366][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1341.379428][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.379495][ T32] r5:8556bf8c r4:8556bc00 [ 1341.379540][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1341.379670][ T32] r4:8465c180 ** 5 printk messages dropped ** [ 1341.379827][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1341.411226][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) ** 11 printk messages dropped ** [ 1341.411701][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08d9dc0 r5:e08d9e08 ** 7 printk messages dropped ** [ 1341.412071][ T32] r5:00001000 r4:e06eb000 ** 6 printk messages dropped ** [ 1341.412531][ T32] r10:61c88647 r9:84b7bc00 r8:84b0bd2c r7:82804d40 r6:dddced40 r5:dddced60 ** 8 printk messages dropped ** [ 1341.413026][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1341.413503][ T32] Call trace: ** 4 printk messages dropped ** [ 1341.413660][ T32] r5:8551a400 r4:829189bc [ 1341.413678][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1341.413979][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1341.414195][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8538e7c0 ** 11 printk messages dropped ** [ 1341.414802][ T32] r10:61c88647 r9:8551a400 r8:8465c2ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 9 printk messages dropped ** [ 1341.415279][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 7 printk messages dropped ** [ 1341.416689][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1341.416868][ T32] 9d60: 80050113 ffffffff ** 7 printk messages dropped ** [ 1341.417326][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9b40 ** 8 printk messages dropped ** [ 1341.417759][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1341.417944][ T32] r4:84b0bd00 [ 1341.417983][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1341.418214][ T32] r10:00000000 r9:84b0bd00 r8:8027ecf4 r7:e08b1e60 r6:85024500 r5:84b7bc00 [ 1341.418242][ T32] r4:00000001 [ 1341.418262][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.418300][ T32] Exception stack(0xe08d9fb0 to 0xe08d9ff8) [ 1341.418481][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1341.418541][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.418652][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.418740][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1341.418769][ T32] r4:850d9a80 [ 1341.418841][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.418881][ T32] INFO: task kworker/1:328:5403 blocked for more than 467 seconds. [ 1341.418912][ T32] Not tainted 6.15.0-syzkaller #0 [ 1341.418962][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.418991][ T32] task:kworker/1:328 state:D stack:0 pid:5403 tgid:5403 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.419070][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.419200][ T32] Call trace: [ 1341.419354][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1341.419466][ T32] r10:829189c0 r9:eba61d84 r8:00000002 r7:60000013 r6:eba61d8c r5:8551b000 [ 1341.419564][ T32] r4:8551b000 [ 1341.419600][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1341.419669][ T32] r5:8551b000 r4:829189bc [ 1341.419767][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.419869][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.419968][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eba61e08 [ 1341.420226][ T32] r4:00000000 [ 1341.420257][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1341.420298][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1341.420409][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1341.420457][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8538e640 [ 1341.420499][ T32] r4:00000000 [ 1341.450033][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1341.450307][ T32] r9:83018205 r8:8551b000 r7:00000000 r6:83018200 r5:00001000 r4:7f057000 [ 1341.450336][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1341.450442][ T32] r5:00001000 r4:eb657000 [ 1341.450571][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1341.451254][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.451322][ T32] r5:8557038c r4:85570000 [ 1341.451344][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1341.451391][ T32] r7:ddde2d40 r6:83018200 r5:8557038c r4:8465c380 [ 1341.451444][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1341.451504][ T32] r10:61c88647 r9:8551b000 r8:8465c3ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1341.451527][ T32] r4:8465c380 [ 1341.451547][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1341.451596][ T32] r10:00000000 r9:8465c380 r8:8027ecf4 r7:eba5de60 r6:8465c400 r5:8551b000 [ 1341.451647][ T32] r4:00000001 [ 1341.451675][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.451714][ T32] Exception stack(0xeba61fb0 to 0xeba61ff8) [ 1341.451757][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1341.451813][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.451845][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.451875][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1341.451898][ T32] r4:8538e440 [ 1341.452433][ T32] INFO: task kworker/1:328:5403 is blocked on a mutex likely owned by task kworker/0:315:3960. [ 1341.452560][ T32] task:kworker/0:315 state:R running task stack:0 pid:3960 tgid:3960 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.453042][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.453187][ T32] Call trace: [ 1341.453226][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1341.453279][ T32] r10:8280c9b4 r9:84b7bc00 r8:80200be4 r7:e08d9d54 r6:ffffffff r5:84b7bc00 [ 1341.453360][ T32] r4:00000000 [ 1341.453386][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.453428][ T32] Exception stack(0xe08d9d20 to 0xe08d9d68) [ 1341.453457][ T32] 9d20: 80397000 e06bf000 00000001 80239b98 7f325000 00000001 82ac11c4 82ac05a0 [ 1341.453496][ T32] 9d40: 7f325000 e06bf000 8280c9b4 e08d9d9c e08d9da0 e08d9d70 80230ad4 80239bb0 [ 1341.453520][ T32] 9d60: 80050113 ffffffff [ 1341.453544][ T32] r5:80050113 r4:80239bb0 [ 1341.453563][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1341.453605][ T32] r4:82ac11e4 [ 1341.453624][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.453665][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08d9dc0 r5:e08d9e08 [ 1341.453717][ T32] r4:e08d9dc0 [ 1341.453746][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1341.453789][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9b40 [ 1341.453811][ T32] r4:00000000 [ 1341.453830][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1341.453873][ T32] r9:83018005 r8:84b7bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f09d000 [ 1341.453893][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1341.453932][ T32] r5:00001000 r4:e06eb000 [ 1341.453951][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1341.453987][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.454027][ T32] r5:8512438c r4:85124000 [ 1341.454047][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1341.454088][ T32] r7:dddced40 r6:83018000 r5:8512438c r4:84b0bd00 [ 1341.454116][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1341.454165][ T32] r10:61c88647 r9:84b7bc00 r8:84b0bd2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1341.454216][ T32] r4:84b0bd00 [ 1341.454307][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1341.454360][ T32] r10:00000000 r9:84b0bd00 r8:8027ecf4 r7:e08b1e60 r6:85024500 r5:84b7bc00 [ 1341.454384][ T32] r4:00000001 [ 1341.454471][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.454510][ T32] Exception stack(0xe08d9fb0 to 0xe08d9ff8) [ 1341.454536][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1341.454566][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.454594][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.454622][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1341.454646][ T32] r4:850d9a80 [ 1341.454735][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.454782][ T32] INFO: task kworker/1:329:5405 blocked for more than 467 seconds. [ 1341.454818][ T32] Not tainted 6.15.0-syzkaller #0 [ 1341.454843][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.454863][ T32] task:kworker/1:329 state:D stack:0 pid:5405 tgid:5405 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.454908][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.455001][ T32] Call trace: [ 1341.455030][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1341.455248][ T32] r10:829189c0 r9:eba65d84 r8:00000002 r7:60000113 r6:eba65d8c r5:8551bc00 [ 1341.455277][ T32] r4:8551bc00 [ 1341.455328][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1341.455374][ T32] r5:8551bc00 r4:829189bc [ 1341.455394][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.455434][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.455480][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eba65e08 [ 1341.455501][ T32] r4:00000000 [ 1341.455519][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1341.455558][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1341.455594][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1341.455675][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8538e940 [ 1341.455712][ T32] r4:00000000 [ 1341.455734][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1341.455777][ T32] r9:83018205 r8:8551bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f05b000 [ 1341.455877][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) ** 1 printk messages dropped ** [ 1341.455977][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) ** 9 printk messages dropped ** [ 1341.456408][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1341.456935][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1341.457484][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1341.457772][ T32] 9d20: 80397000 e06bf000 00000001 80239b98 7f325000 00000001 82ac11c4 82ac05a0 ** 7 printk messages dropped ** [ 1341.458021][ T32] r4:e08d9dc0 ** 4 printk messages dropped ** [ 1341.458429][ T32] r9:83018005 r8:84b7bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f09d000 ** 6 printk messages dropped ** [ 1341.458733][ T32] r7:dddced40 r6:83018000 r5:8512438c r4:84b0bd00 ** 5 printk messages dropped ** [ 1341.458951][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1341.459236][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1341.459525][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1341.459855][ T32] r5:8551c800 r4:829189bc [ 1341.459874][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1341.459980][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1341.460121][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8538e780 ** 8 printk messages dropped ** [ 1341.460394][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) ** 7 printk messages dropped ** [ 1341.482697][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.482733][ T32] Exception stack(0xeba69fb0 to 0xeba69ff8) [ 1341.482763][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1341.482791][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.482817][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.482872][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1341.482898][ T32] r4:8538e780 [ 1341.483474][ T32] INFO: task kworker/1:330:5407 is blocked on a mutex likely owned by task kworker/0:315:3960. [ 1341.483516][ T32] task:kworker/0:315 state:R running task stack:0 pid:3960 tgid:3960 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.483587][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.483646][ T32] Call trace: [ 1341.483747][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1341.483812][ T32] r10:8280c9b4 r9:84b7bc00 r8:80200be4 r7:e08d9d54 r6:ffffffff r5:84b7bc00 [ 1341.483836][ T32] r4:00000000 [ 1341.483855][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.483905][ T32] Exception stack(0xe08d9d20 to 0xe08d9d68) [ 1341.483938][ T32] 9d20: 8095a000 e06bf000 00000001 80239b98 7f325000 00000001 82ac11c4 82ac05a0 [ 1341.483968][ T32] 9d40: 7f325000 e06bf000 8280c9b4 e08d9d9c e08d9da0 e08d9d70 80230ad4 80239bb0 [ 1341.484019][ T32] 9d60: 80050113 ffffffff [ 1341.484045][ T32] r5:80050113 r4:80239bb0 [ 1341.484065][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1341.484116][ T32] r4:82ac11e4 [ 1341.484141][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.484225][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08d9dc0 r5:e08d9e08 [ 1341.484251][ T32] r4:e08d9dc0 [ 1341.484281][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1341.484326][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9b40 [ 1341.484350][ T32] r4:00000000 [ 1341.484412][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1341.484463][ T32] r9:83018005 r8:84b7bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f09d000 [ 1341.484485][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1341.484525][ T32] r5:00001000 r4:e06eb000 [ 1341.484570][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1341.484613][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.484651][ T32] r5:8512438c r4:85124000 [ 1341.484697][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1341.484743][ T32] r7:dddced40 r6:83018000 r5:8512438c r4:84b0bd00 [ 1341.484764][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1341.484808][ T32] r10:61c88647 r9:84b7bc00 r8:84b0bd2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1341.484829][ T32] r4:84b0bd00 [ 1341.484873][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1341.484920][ T32] r10:00000000 r9:84b0bd00 r8:8027ecf4 r7:e08b1e60 r6:85024500 r5:84b7bc00 [ 1341.484941][ T32] r4:00000001 [ 1341.484959][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.484991][ T32] Exception stack(0xe08d9fb0 to 0xe08d9ff8) [ 1341.485018][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1341.485046][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1341.485269][ T32] Not tainted 6.15.0-syzkaller #0 ** 8 printk messages dropped ** [ 1341.485798][ T32] r5:8551d400 r4:829189bc [ 1341.485817][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 1 printk messages dropped ** [ 1341.485913][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eba6de08 ** 8 printk messages dropped ** [ 1341.486226][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) ** 10 printk messages dropped ** [ 1341.486856][ T32] r10:00000000 r9:8465c680 r8:8027ecf4 r7:eba69e60 r6:8465c700 r5:8551d400 ** 8 printk messages dropped ** [ 1341.487527][ T32] INFO: task kworker/1:331:5409 is blocked on a mutex likely owned by task kworker/0:315:3960. ** 9 printk messages dropped ** [ 1341.488087][ T32] 9d40: 7f325000 e06bf000 8280c9b4 e08d9d9c e08d9da0 e08d9d70 80230ad4 80239bb0 ** 6 printk messages dropped ** [ 1341.488273][ T32] r4:e08d9dc0 ** 2 printk messages dropped ** [ 1341.488387][ T32] r4:00000000 [ 1341.488405][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1341.488446][ T32] r9:83018005 r8:84b7bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f09d000 [ 1341.488466][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1341.488533][ T32] r5:00001000 r4:e06eb000 [ 1341.488558][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1341.488597][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.488634][ T32] r5:8512438c r4:85124000 [ 1341.488653][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1341.488718][ T32] r7:dddced40 r6:83018000 r5:8512438c r4:84b0bd00 [ 1341.488742][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1341.488788][ T32] r10:61c88647 r9:84b7bc00 r8:84b0bd2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1341.488813][ T32] r4:84b0bd00 [ 1341.488834][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1341.488881][ T32] r10:00000000 r9:84b0bd00 r8:8027ecf4 r7:e08b1e60 r6:85024500 r5:84b7bc00 [ 1341.488933][ T32] r4:00000001 [ 1341.488956][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.489016][ T32] Exception stack(0xe08d9fb0 to 0xe08d9ff8) [ 1341.489045][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1341.489122][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.489156][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.489185][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1341.489206][ T32] r4:850d9a80 [ 1341.489226][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.489250][ T32] INFO: task kworker/1:332:5411 blocked for more than 467 seconds. [ 1341.489277][ T32] Not tainted 6.15.0-syzkaller #0 [ 1341.489298][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.489318][ T32] task:kworker/1:332 state:D stack:0 pid:5411 tgid:5411 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.489386][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.489429][ T32] Call trace: [ 1341.489515][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1341.489562][ T32] r10:829189c0 r9:eba71d84 r8:00000002 r7:60000113 r6:eba71d8c r5:8551e000 [ 1341.489607][ T32] r4:8551e000 [ 1341.489627][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1341.489666][ T32] r5:8551e000 r4:829189bc [ 1341.489684][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.489722][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.489765][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eba71e08 [ 1341.489787][ T32] r4:00000000 [ 1341.489805][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1341.489841][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1341.489876][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1341.489916][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8538ecc0 [ 1341.489938][ T32] r4:00000000 [ 1341.489955][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1341.489994][ T32] r9:83018205 r8:8551e000 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1341.490013][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1341.490069][ T32] r5:00001000 r4:eb70b000 [ 1341.490102][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) ** 2 printk messages dropped ** [ 1341.490196][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) ** 9 printk messages dropped ** [ 1341.490509][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1341.514346][ T32] r10:8280c9b4 r9:84b7bc00 r8:80200be4 r7:e08d9d54 r6:ffffffff r5:84b7bc00 ** 11 printk messages dropped ** [ 1341.514743][ T32] r4:e08d9dc0 ** 2 printk messages dropped ** [ 1341.514824][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1341.515041][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 9 printk messages dropped ** [ 1341.515388][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 7 printk messages dropped ** [ 1341.515658][ T32] INFO: task kworker/1:333:5413 blocked for more than 467 seconds. ** 9 printk messages dropped ** [ 1341.516055][ T32] r5:85520000 r4:829189bc [ 1341.516074][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 4 printk messages dropped ** [ 1341.516270][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) ** 7 printk messages dropped ** [ 1341.516617][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) ** 4 printk messages dropped ** [ 1341.516783][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1341.516848][ T32] r10:61c88647 r9:85520000 r8:8465c8ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1341.516873][ T32] r4:8465c880 [ 1341.516911][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1341.516957][ T32] r10:00000000 r9:8465c880 r8:8027ecf4 r7:eba71e60 r6:8465c900 r5:85520000 [ 1341.516982][ T32] r4:00000001 [ 1341.517002][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.517035][ T32] Exception stack(0xeb9ddfb0 to 0xeb9ddff8) [ 1341.517060][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1341.517117][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.517168][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.517232][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1341.517284][ T32] r4:8538ebc0 [ 1341.517662][ T32] INFO: task kworker/1:333:5413 is blocked on a mutex likely owned by task kworker/0:315:3960. [ 1341.517710][ T32] task:kworker/0:315 state:R running task stack:0 pid:3960 tgid:3960 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.517771][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.517814][ T32] Call trace: [ 1341.517842][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1341.517891][ T32] r10:8280c9b4 r9:84b7bc00 r8:80200be4 r7:e08d9d54 r6:ffffffff r5:84b7bc00 [ 1341.517913][ T32] r4:00000000 [ 1341.517932][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.517970][ T32] Exception stack(0xe08d9d20 to 0xe08d9d68) [ 1341.517998][ T32] 9d20: 80e40000 e06bf000 00000001 80239b98 7f325000 00000001 82ac11c4 82ac05a0 [ 1341.518038][ T32] 9d40: 7f325000 e06bf000 8280c9b4 e08d9d9c e08d9da0 e08d9d70 80230ad4 80239bb0 [ 1341.518096][ T32] 9d60: 80050113 ffffffff [ 1341.518122][ T32] r5:80050113 r4:80239bb0 [ 1341.518142][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1341.518197][ T32] r4:82ac11e4 [ 1341.518220][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.518262][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08d9dc0 r5:e08d9e08 [ 1341.518284][ T32] r4:e08d9dc0 [ 1341.518303][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1341.518351][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9b40 [ 1341.518374][ T32] r4:00000000 [ 1341.518394][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1341.518438][ T32] r9:83018005 r8:84b7bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f09d000 [ 1341.518475][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1341.518519][ T32] r5:00001000 r4:e06eb000 [ 1341.518539][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1341.518576][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.518623][ T32] r5:8512438c r4:85124000 [ 1341.518648][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1341.518690][ T32] r7:dddced40 r6:83018000 r5:8512438c r4:84b0bd00 [ 1341.518710][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1341.518772][ T32] r10:61c88647 r9:84b7bc00 r8:84b0bd2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1341.518798][ T32] r4:84b0bd00 [ 1341.518817][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1341.518883][ T32] r10:00000000 r9:84b0bd00 r8:8027ecf4 r7:e08b1e60 r6:85024500 r5:84b7bc00 [ 1341.518910][ T32] r4:00000001 [ 1341.518973][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.519032][ T32] Exception stack(0xe08d9fb0 to 0xe08d9ff8) [ 1341.519061][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 3 printk messages dropped ** [ 1341.519270][ T32] r4:850d9a80 ** 4 printk messages dropped ** [ 1341.519471][ T32] task:kworker/0:804 state:D stack:0 pid:5416 tgid:5416 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1341.519836][ T32] r5:85522400 r4:829189bc [ 1341.519855][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1341.519966][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1341.520161][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8538da00 ** 5 printk messages dropped ** [ 1341.520360][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1341.520400][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.520438][ T32] r5:85587b8c r4:85587800 [ 1341.520482][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1341.535240][ T32] r7:dddced40 r6:83018000 r5:85587b8c r4:85117500 [ 1341.535286][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1341.535381][ T32] r10:61c88647 r9:85522400 r8:8511752c r7:82804d40 r6:dddced40 r5:dddced60 [ 1341.535410][ T32] r4:85117500 [ 1341.535439][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1341.535490][ T32] r10:00000000 r9:85117500 r8:8027ecf4 r7:eb9d1e60 r6:8465c980 r5:85522400 [ 1341.535512][ T32] r4:00000001 [ 1341.535531][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.535588][ T32] Exception stack(0xeba81fb0 to 0xeba81ff8) [ 1341.535637][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1341.535688][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.535721][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.535794][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1341.535863][ T32] r4:8538dbc0 [ 1341.536391][ T32] INFO: task kworker/0:804:5416 is blocked on a mutex likely owned by task kworker/0:315:3960. [ 1341.536452][ T32] task:kworker/0:315 state:R running task stack:0 pid:3960 tgid:3960 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.536545][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.536649][ T32] Call trace: [ 1341.536723][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1341.536775][ T32] r10:8280c9b4 r9:84b7bc00 r8:80200be4 r7:e08d9d54 r6:ffffffff r5:84b7bc00 [ 1341.536797][ T32] r4:00000000 [ 1341.536816][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.536875][ T32] Exception stack(0xe08d9d20 to 0xe08d9d68) [ 1341.536908][ T32] 9d20: 81014000 e06bf000 00000001 80239b98 7f325000 00000001 82ac11c4 82ac05a0 [ 1341.536936][ T32] 9d40: 7f325000 e06bf000 8280c9b4 e08d9d9c e08d9da0 e08d9d70 80230ad4 80239bb0 [ 1341.536958][ T32] 9d60: 80050113 ffffffff [ 1341.536994][ T32] r5:80050113 r4:80239bb0 [ 1341.537025][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1341.537069][ T32] r4:82ac11e4 [ 1341.537099][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.537162][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08d9dc0 r5:e08d9e08 [ 1341.537210][ T32] r4:e08d9dc0 [ 1341.537233][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1341.537299][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9b40 [ 1341.537325][ T32] r4:00000000 [ 1341.537365][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1341.537413][ T32] r9:83018005 r8:84b7bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f09d000 [ 1341.537436][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1341.537498][ T32] r5:00001000 r4:e06eb000 [ 1341.537542][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1341.537585][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.537645][ T32] r5:8512438c r4:85124000 [ 1341.537688][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1341.537760][ T32] r7:dddced40 r6:83018000 r5:8512438c r4:84b0bd00 [ 1341.537826][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) ** 1 printk messages dropped ** [ 1341.537915][ T32] r4:84b0bd00 ** 6 printk messages dropped ** [ 1341.538186][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1341.538441][ T32] task:kworker/1:334 state:D stack:0 pid:5417 tgid:5417 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1341.538775][ T32] r5:85520c00 r4:829189bc [ 1341.538794][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1341.538940][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1341.539184][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1341.539342][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 1341.539781][ T32] r4:8465ca00 ** 5 printk messages dropped ** [ 1341.539939][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1341.557289][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) ** 10 printk messages dropped ** [ 1341.557961][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) ** 10 printk messages dropped ** [ 1341.558461][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1341.558939][ T32] Exception stack(0xe08d9fb0 to 0xe08d9ff8) ** 6 printk messages dropped ** [ 1341.559289][ T32] INFO: task kworker/1:335:5420 blocked for more than 468 seconds. ** 4 printk messages dropped ** [ 1341.559534][ T32] Call trace: [ 1341.559567][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1341.559612][ T32] r10:829189c0 r9:eba7dd84 r8:00000002 r7:60000013 r6:eba7dd8c r5:85523000 [ 1341.559633][ T32] r4:85523000 [ 1341.559652][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1341.559717][ T32] r5:85523000 r4:829189bc [ 1341.559762][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.559805][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.559891][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eba7de08 [ 1341.559938][ T32] r4:00000000 [ 1341.559960][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1341.559998][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1341.560033][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1341.560111][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8537b800 [ 1341.560137][ T32] r4:00000000 [ 1341.560156][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1341.560197][ T32] r9:83018205 r8:85523000 r7:00000000 r6:83018200 r5:00001000 r4:7f08f000 [ 1341.560217][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1341.560255][ T32] r5:00001000 r4:eb95d000 [ 1341.560297][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1341.560338][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.560376][ T32] r5:85572b8c r4:85572800 [ 1341.560395][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1341.560456][ T32] r7:ddde2d40 r6:83018200 r5:85572b8c r4:8465cb00 [ 1341.560496][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1341.575097][ T32] r10:61c88647 r9:85523000 r8:8465cb2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1341.575226][ T32] r4:8465cb00 [ 1341.575255][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1341.575349][ T32] r10:00000000 r9:8465cb00 r8:8027ecf4 r7:eb9dde60 r6:8465cb80 r5:85523000 [ 1341.575412][ T32] r4:00000001 [ 1341.575519][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.575623][ T32] Exception stack(0xeba7dfb0 to 0xeba7dff8) [ 1341.575657][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1341.575721][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.575750][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.575778][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1341.575813][ T32] r4:8537b240 [ 1341.576378][ T32] INFO: task kworker/1:335:5420 is blocked on a mutex likely owned by task kworker/0:315:3960. [ 1341.576419][ T32] task:kworker/0:315 state:R running task stack:0 pid:3960 tgid:3960 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1341.576915][ T32] Exception stack(0xe08d9d20 to 0xe08d9d68) ** 7 printk messages dropped ** [ 1341.577236][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08d9dc0 r5:e08d9e08 ** 7 printk messages dropped ** [ 1341.577655][ T32] r5:00001000 r4:e06eb000 ** 5 printk messages dropped ** [ 1341.577838][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1341.578306][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1341.578837][ T32] Call trace: ** 4 printk messages dropped ** [ 1341.579009][ T32] r5:85523c00 r4:829189bc [ 1341.579070][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 6 printk messages dropped ** [ 1341.579425][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8537b500 ** 7 printk messages dropped ** [ 1341.579839][ T32] r5:8557238c r4:85572000 [ 1341.579861][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1341.579950][ T32] r7:ddde2d40 r6:83018200 r5:8557238c r4:8465cc00 [ 1341.579984][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1341.580030][ T32] r10:61c88647 r9:85523c00 r8:8465cc2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1341.580064][ T32] r4:8465cc00 [ 1341.580107][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1341.580200][ T32] r10:00000000 r9:8465cc00 r8:8027ecf4 r7:eba7de60 r6:8465cc80 r5:85523c00 [ 1341.580247][ T32] r4:00000001 [ 1341.580291][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.580340][ T32] Exception stack(0xeba79fb0 to 0xeba79ff8) [ 1341.580397][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1341.580428][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.580454][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.580509][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1341.593529][ T32] r4:8537b380 [ 1341.594139][ T32] INFO: task kworker/1:336:5423 is blocked on a mutex likely owned by task kworker/0:315:3960. [ 1341.594184][ T32] task:kworker/0:315 state:R running task stack:0 pid:3960 tgid:3960 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.594284][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.594366][ T32] Call trace: [ 1341.594421][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1341.594479][ T32] r10:8280c9b4 r9:84b7bc00 r8:80200be4 r7:e08d9d54 r6:ffffffff r5:84b7bc00 [ 1341.594501][ T32] r4:00000000 [ 1341.594520][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.594580][ T32] Exception stack(0xe08d9d20 to 0xe08d9d68) [ 1341.594614][ T32] 9d20: 81a28000 e06bf000 00000001 80239b98 7f325000 00000001 82ac11c4 82ac05a0 [ 1341.594644][ T32] 9d40: 7f325000 e06bf000 8280c9b4 e08d9d9c e08d9da0 e08d9d70 80230ad4 80239bb0 [ 1341.594667][ T32] 9d60: 80050113 ffffffff [ 1341.594690][ T32] r5:80050113 r4:80239bb0 [ 1341.594731][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1341.594779][ T32] r4:82ac11e4 [ 1341.594841][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.594887][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08d9dc0 r5:e08d9e08 [ 1341.594930][ T32] r4:e08d9dc0 [ 1341.594952][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1341.594993][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9b40 [ 1341.595014][ T32] r4:00000000 [ 1341.595033][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1341.595075][ T32] r9:83018005 r8:84b7bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f09d000 [ 1341.595104][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1341.595194][ T32] r5:00001000 r4:e06eb000 [ 1341.595240][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1341.595305][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.595347][ T32] r5:8512438c r4:85124000 [ 1341.595387][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1341.595468][ T32] r7:dddced40 r6:83018000 r5:8512438c r4:84b0bd00 [ 1341.595558][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1341.595619][ T32] r10:61c88647 r9:84b7bc00 r8:84b0bd2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1341.595686][ T32] r4:84b0bd00 [ 1341.595710][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1341.595780][ T32] r10:00000000 r9:84b0bd00 r8:8027ecf4 r7:e08b1e60 r6:85024500 r5:84b7bc00 [ 1341.595831][ T32] r4:00000001 [ 1341.595869][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.595931][ T32] Exception stack(0xe08d9fb0 to 0xe08d9ff8) [ 1341.595976][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1341.596148][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.596225][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.596256][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1341.596297][ T32] r4:850d9a80 [ 1341.596322][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.596372][ T32] INFO: task kworker/1:337:5424 blocked for more than 468 seconds. [ 1341.596452][ T32] Not tainted 6.15.0-syzkaller #0 [ 1341.596502][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.596523][ T32] task:kworker/1:337 state:D stack:0 pid:5424 tgid:5424 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.596602][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.596667][ T32] Call trace: [ 1341.596697][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1341.596762][ T32] r10:829189c0 r9:eba89d84 r8:00000002 r7:60000113 r6:eba89d8c r5:85524800 [ 1341.596852][ T32] r4:85524800 [ 1341.596874][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1341.596957][ T32] r5:85524800 r4:829189bc [ 1341.596988][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.597029][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) ** 3 printk messages dropped ** [ 1341.597203][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) ** 7 printk messages dropped ** [ 1341.597555][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) ** 9 printk messages dropped ** [ 1341.598137][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1341.598409][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1341.599206][ T32] r4:00000000 ** 7 printk messages dropped ** [ 1341.599487][ T32] r4:82ac11e4 ** 4 printk messages dropped ** [ 1341.599811][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9b40 ** 9 printk messages dropped ** [ 1341.600192][ T32] r7:dddced40 r6:83018000 r5:8512438c r4:84b0bd00 ** 7 printk messages dropped ** [ 1341.600459][ T32] Exception stack(0xe08d9fb0 to 0xe08d9ff8) ** 6 printk messages dropped ** [ 1341.621208][ T32] INFO: task kworker/1:338:5427 blocked for more than 468 seconds. ** 4 printk messages dropped ** [ 1341.621526][ T32] Call trace: [ 1341.621558][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1341.621612][ T32] r10:829189c0 r9:eba8dd84 r8:00000002 r7:60000113 r6:eba8dd8c r5:85525400 [ 1341.621636][ T32] r4:85525400 [ 1341.621655][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1341.621695][ T32] r5:85525400 r4:829189bc [ 1341.621714][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.621774][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.621827][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eba8de08 [ 1341.621850][ T32] r4:00000000 [ 1341.621869][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1341.621906][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1341.621945][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1341.622006][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8537b940 [ 1341.622033][ T32] r4:00000000 [ 1341.622052][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1341.622101][ T32] r9:83018205 r8:85525400 r7:00000000 r6:83018200 r5:00001000 r4:7f091000 [ 1341.622124][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1341.622185][ T32] r5:00001000 r4:eba91000 [ 1341.622209][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1341.622248][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.622309][ T32] r5:85572f8c r4:85572c00 [ 1341.622331][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1341.622378][ T32] r7:ddde2d40 r6:83018200 r5:85572f8c r4:8465ce00 [ 1341.622421][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1341.622470][ T32] r10:61c88647 r9:85525400 r8:8465ce2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1341.622516][ T32] r4:8465ce00 [ 1341.622539][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1341.622607][ T32] r10:00000000 r9:8465ce00 r8:8027ecf4 r7:eba7de60 r6:8465ce80 r5:85525400 [ 1341.622662][ T32] r4:00000001 [ 1341.622685][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.622722][ T32] Exception stack(0xeba8dfb0 to 0xeba8dff8) [ 1341.622750][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1341.622778][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.622803][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.622852][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1341.622877][ T32] r4:8537b680 [ 1341.623413][ T32] INFO: task kworker/1:338:5427 is blocked on a mutex likely owned by task kworker/0:315:3960. [ 1341.623474][ T32] task:kworker/0:315 state:R running task stack:0 pid:3960 tgid:3960 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.623535][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.623579][ T32] Call trace: [ 1341.623619][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1341.623671][ T32] r10:8280c9b4 r9:84b7bc00 r8:80200be4 r7:e08d9d54 r6:ffffffff r5:84b7bc00 [ 1341.623694][ T32] r4:00000000 [ 1341.623736][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.623778][ T32] Exception stack(0xe08d9d20 to 0xe08d9d68) [ 1341.623850][ T32] 9d20: 81d19000 e06bf000 00000001 80239b98 7f325000 00000001 82ac11c4 82ac05a0 ** 5 printk messages dropped ** [ 1341.624030][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) ** 6 printk messages dropped ** [ 1341.624306][ T32] r9:83018005 r8:84b7bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f09d000 ** 2 printk messages dropped ** [ 1341.624426][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1341.624468][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.624526][ T32] r5:8512438c r4:85124000 [ 1341.624570][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1341.624614][ T32] r7:dddced40 r6:83018000 r5:8512438c r4:84b0bd00 [ 1341.624665][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1341.624712][ T32] r10:61c88647 r9:84b7bc00 r8:84b0bd2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1341.624734][ T32] r4:84b0bd00 [ 1341.624775][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1341.624850][ T32] r10:00000000 r9:84b0bd00 r8:8027ecf4 r7:e08b1e60 r6:85024500 r5:84b7bc00 [ 1341.624875][ T32] r4:00000001 [ 1341.624894][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.624928][ T32] Exception stack(0xe08d9fb0 to 0xe08d9ff8) [ 1341.624953][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1341.624980][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.625006][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.625136][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 2 printk messages dropped ** [ 1341.625265][ T32] INFO: task kworker/1:339:5428 blocked for more than 468 seconds. ** 9 printk messages dropped ** [ 1341.625788][ T32] r5:855e0000 r4:829189bc [ 1341.625831][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.625896][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 1341.626207][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1341.626416][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) ** 6 printk messages dropped ** [ 1341.626717][ T32] r4:8465cf00 ** 7 printk messages dropped ** [ 1341.627210][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1341.627829][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) ** 12 printk messages dropped ** [ 1341.628273][ T32] r4:e08d9dc0 ** 4 printk messages dropped ** [ 1341.628533][ T32] r9:83018005 r8:84b7bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f09d000 ** 9 printk messages dropped ** [ 1341.628915][ T32] r4:84b0bd00 ** 6 printk messages dropped ** [ 1341.629222][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1341.629495][ T32] task:kworker/1:340 state:D stack:0 pid:5430 tgid:5430 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1341.629923][ T32] r5:855e1800 r4:829189bc [ 1341.629967][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.630029][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.630077][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebabde08 [ 1341.630105][ T32] r4:00000000 [ 1341.630167][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1341.630295][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1341.630336][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1341.630377][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8537bc00 [ 1341.630464][ T32] r4:00000000 [ 1341.630532][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1341.661566][ T32] r9:83018205 r8:855e1800 r7:00000000 r6:83018200 r5:00001000 r4:7f0b5000 [ 1341.661681][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1341.661825][ T32] r5:00001000 r4:ebaad000 [ 1341.661890][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1341.662011][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.662125][ T32] r5:8557378c r4:85573400 [ 1341.662183][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1341.662292][ T32] r7:ddde2d40 r6:83018200 r5:8557378c r4:8465cf80 [ 1341.662354][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1341.662478][ T32] r10:61c88647 r9:855e1800 r8:8465cfac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1341.662544][ T32] r4:8465cf80 [ 1341.662616][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1341.662724][ T32] r10:00000000 r9:8465cf80 r8:8027ecf4 r7:ebaa5e60 r6:85117600 r5:855e1800 [ 1341.662797][ T32] r4:00000001 [ 1341.662843][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.662928][ T32] Exception stack(0xebabdfb0 to 0xebabdff8) [ 1341.662993][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1341.663027][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.663055][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.663094][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1341.663138][ T32] r4:8537b980 [ 1341.663690][ T32] INFO: task kworker/1:340:5430 is blocked on a mutex likely owned by task kworker/0:315:3960. [ 1341.663733][ T32] task:kworker/0:315 state:R running task stack:0 pid:3960 tgid:3960 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.663955][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.664069][ T32] Call trace: [ 1341.664185][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1341.664308][ T32] r10:8280c9b4 r9:84b7bc00 r8:80200be4 r7:e08d9d54 r6:ffffffff r5:84b7bc00 [ 1341.664376][ T32] r4:00000000 [ 1341.664424][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.664525][ T32] Exception stack(0xe08d9d20 to 0xe08d9d68) [ 1341.664601][ T32] 9d20: 82494000 e06bf000 00000001 80239b98 7f325000 00000001 82ac11c4 82ac05a0 [ 1341.664681][ T32] 9d40: 7f325000 e06bf000 8280c9b4 e08d9d9c e08d9da0 e08d9d70 80230ad4 80239bb0 [ 1341.664768][ T32] 9d60: 80050113 ffffffff [ 1341.664833][ T32] r5:80050113 r4:80239bb0 [ 1341.664904][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1341.664999][ T32] r4:82ac11e4 [ 1341.665062][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.665163][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08d9dc0 r5:e08d9e08 [ 1341.665224][ T32] r4:e08d9dc0 [ 1341.665281][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1341.665376][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9b40 [ 1341.665436][ T32] r4:00000000 [ 1341.665480][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1341.665586][ T32] r9:83018005 r8:84b7bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f09d000 [ 1341.665647][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1341.665755][ T32] r5:00001000 r4:e06eb000 [ 1341.665820][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1341.665907][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.666001][ T32] r5:8512438c r4:85124000 [ 1341.666059][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1341.666187][ T32] r7:dddced40 r6:83018000 r5:8512438c r4:84b0bd00 [ 1341.666241][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1341.666338][ T32] r10:61c88647 r9:84b7bc00 r8:84b0bd2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1341.666390][ T32] r4:84b0bd00 [ 1341.666456][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1341.666559][ T32] r10:00000000 r9:84b0bd00 r8:8027ecf4 r7:e08b1e60 r6:85024500 r5:84b7bc00 [ 1341.666621][ T32] r4:00000001 ** 1 printk messages dropped ** [ 1341.666750][ T32] Exception stack(0xe08d9fb0 to 0xe08d9ff8) ** 7 printk messages dropped ** [ 1341.667388][ T32] Not tainted 6.15.0-syzkaller #0 ** 6 printk messages dropped ** [ 1341.668088][ T32] r4:855e3000 ** 1 printk messages dropped ** [ 1341.668226][ T32] r5:855e3000 r4:829189bc [ 1341.668270][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 5 printk messages dropped ** [ 1341.668804][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) ** 8 printk messages dropped ** [ 1341.669508][ T32] r5:85573b8c r4:85573800 ** 6 printk messages dropped ** [ 1341.670049][ T32] r10:00000000 r9:85361000 r8:8027ecf4 r7:ebabde60 r6:85117680 r5:855e3000 ** 1 printk messages dropped ** [ 1341.670144][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.670220][ T32] Exception stack(0xebac1fb0 to 0xebac1ff8) [ 1341.670366][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1341.670448][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.695722][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.695845][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1341.695902][ T32] r4:8537ba00 [ 1341.696540][ T32] INFO: task kworker/1:341:5431 is blocked on a mutex likely owned by task kworker/0:315:3960. [ 1341.696652][ T32] task:kworker/0:315 state:R running task stack:0 pid:3960 tgid:3960 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.696839][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.697057][ T32] Call trace: [ 1341.697170][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1341.697290][ T32] r10:8280c9b4 r9:84b7bc00 r8:80200be4 r7:e08d9d54 r6:ffffffff r5:84b7bc00 [ 1341.697354][ T32] r4:00000000 [ 1341.697411][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.697499][ T32] Exception stack(0xe08d9d20 to 0xe08d9d68) [ 1341.697591][ T32] 9d20: 82833000 e06bf000 00000001 80239b98 7f325000 00000001 82ac11c4 82ac05a0 [ 1341.697660][ T32] 9d40: 7f325000 e06bf000 8280c9b4 e08d9d9c e08d9da0 e08d9d70 80230ad4 80239bb0 [ 1341.697718][ T32] 9d60: 80050113 ffffffff [ 1341.697775][ T32] r5:80050113 r4:80239bb0 [ 1341.697841][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1341.697946][ T32] r4:82ac11e4 [ 1341.697989][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.698133][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08d9dc0 r5:e08d9e08 [ 1341.698193][ T32] r4:e08d9dc0 [ 1341.698248][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1341.698340][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9b40 [ 1341.698400][ T32] r4:00000000 [ 1341.698454][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1341.698554][ T32] r9:83018005 r8:84b7bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f09d000 [ 1341.698678][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) ** 1 printk messages dropped ** [ 1341.698833][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) ** 5 printk messages dropped ** [ 1341.699400][ T32] r10:61c88647 r9:84b7bc00 r8:84b0bd2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1341.699463][ T32] r4:84b0bd00 [ 1341.699536][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1341.699663][ T32] r10:00000000 r9:84b0bd00 r8:8027ecf4 r7:e08b1e60 r6:85024500 r5:84b7bc00 [ 1341.699750][ T32] r4:00000001 [ 1341.699806][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.699903][ T32] Exception stack(0xe08d9fb0 to 0xe08d9ff8) [ 1341.699968][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1341.700029][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.700096][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.700162][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1341.700215][ T32] r4:850d9a80 [ 1341.700282][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.700378][ T32] INFO: task kworker/0:805:5434 blocked for more than 468 seconds. [ 1341.700456][ T32] Not tainted 6.15.0-syzkaller #0 [ 1341.700571][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.711447][ T32] task:kworker/0:805 state:D stack:0 pid:5434 tgid:5434 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.711640][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.711775][ T32] Call trace: [ 1341.711871][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1341.711991][ T32] r10:829189c0 r9:eba95d84 r8:00000002 r7:60000113 r6:eba95d8c r5:855e3c00 [ 1341.712047][ T32] r4:855e3c00 [ 1341.712106][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1341.712201][ T32] r5:855e3c00 r4:829189bc [ 1341.712265][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 1 printk messages dropped ** [ 1341.712484][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eba95e08 ** 6 printk messages dropped ** [ 1341.713041][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) ** 8 printk messages dropped ** [ 1341.713809][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1341.714641][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 10 printk messages dropped ** [ 1341.716640][ T32] Exception stack(0xe08d9d20 to 0xe08d9d68) ** 6 printk messages dropped ** [ 1341.717200][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) ** 8 printk messages dropped ** [ 1341.717966][ T32] r5:00001000 r4:e06eb000 ** 3 printk messages dropped ** [ 1341.718310][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) ** 8 printk messages dropped ** [ 1341.718989][ T32] Exception stack(0xe08d9fb0 to 0xe08d9ff8) ** 6 printk messages dropped ** [ 1341.719550][ T32] INFO: task kworker/1:342:5436 blocked for more than 468 seconds. ** 9 printk messages dropped ** [ 1341.720381][ T32] r5:855e4800 r4:829189bc [ 1341.720485][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1341.741893][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1341.742134][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1341.742329][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) ** 9 printk messages dropped ** [ 1341.742809][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1341.743027][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1341.743956][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) ** 12 printk messages dropped ** [ 1341.744488][ T32] r4:e08d9dc0 [ 1341.744530][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1341.744607][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9b40 [ 1341.744633][ T32] r4:00000000 [ 1341.744654][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1341.744721][ T32] r9:83018005 r8:84b7bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f09d000 [ 1341.744748][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1341.744792][ T32] r5:00001000 r4:e06eb000 [ 1341.744814][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1341.744853][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.744912][ T32] r5:8512438c r4:85124000 [ 1341.744937][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1341.744984][ T32] r7:dddced40 r6:83018000 r5:8512438c r4:84b0bd00 [ 1341.745005][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1341.745109][ T32] r10:61c88647 r9:84b7bc00 r8:84b0bd2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1341.745164][ T32] r4:84b0bd00 [ 1341.745188][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1341.745256][ T32] r10:00000000 r9:84b0bd00 r8:8027ecf4 r7:e08b1e60 r6:85024500 r5:84b7bc00 [ 1341.745310][ T32] r4:00000001 [ 1341.745335][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.745392][ T32] Exception stack(0xe08d9fb0 to 0xe08d9ff8) [ 1341.745424][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1341.745453][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.745479][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.745507][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1341.745529][ T32] r4:850d9a80 [ 1341.745573][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.745630][ T32] INFO: task kworker/1:343:5438 blocked for more than 468 seconds. [ 1341.745671][ T32] Not tainted 6.15.0-syzkaller #0 [ 1341.745722][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.745747][ T32] task:kworker/1:343 state:D stack:0 pid:5438 tgid:5438 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.745838][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.745882][ T32] Call trace: [ 1341.745933][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1341.745983][ T32] r10:829189c0 r9:ebae1d84 r8:00000002 r7:60000113 r6:ebae1d8c r5:855e5400 [ 1341.746007][ T32] r4:855e5400 [ 1341.746048][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1341.746105][ T32] r5:855e5400 r4:829189bc [ 1341.746137][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.746181][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.746228][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebae1e08 [ 1341.746250][ T32] r4:00000000 [ 1341.746271][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1341.746312][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1341.746349][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1341.746390][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853663c0 [ 1341.746413][ T32] r4:00000000 [ 1341.746433][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1341.746474][ T32] r9:83018205 r8:855e5400 r7:00000000 r6:83018200 r5:00001000 r4:7f0c3000 [ 1341.746506][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1341.746548][ T32] r5:00001000 r4:ebb05000 [ 1341.746570][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1341.746608][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.746647][ T32] r5:855b4f8c r4:855b4c00 [ 1341.746670][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1341.746714][ T32] r7:ddde2d40 r6:83018200 r5:855b4f8c r4:85361100 [ 1341.746736][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1341.746792][ T32] r10:61c88647 r9:855e5400 r8:8536112c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1341.746818][ T32] r4:85361100 [ 1341.746838][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1341.746882][ T32] r10:00000000 r9:85361100 r8:8027ecf4 r7:ebad5e60 r6:85117880 r5:855e5400 [ 1341.746905][ T32] r4:00000001 [ 1341.746955][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 3 printk messages dropped ** [ 1341.747249][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1341.747924][ T32] Call trace: ** 7 printk messages dropped ** [ 1341.748331][ T32] 9d60: 80050113 ffffffff ** 5 printk messages dropped ** [ 1341.748562][ T32] r4:e08d9dc0 ** 4 printk messages dropped ** [ 1341.748823][ T32] r9:83018005 r8:84b7bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f09d000 ** 7 printk messages dropped ** [ 1341.749131][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1341.749516][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1341.749830][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1341.750060][ T32] r5:855e6000 r4:829189bc [ 1341.750113][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1341.750328][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1341.750518][ T32] r4:00000000 [ 1341.750536][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1341.775664][ T32] r9:83018205 r8:855e6000 r7:00000000 r6:83018200 r5:00001000 r4:7f0bd000 [ 1341.775755][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1341.775826][ T32] r5:00001000 r4:ebadd000 [ 1341.775867][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1341.776018][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.776074][ T32] r5:855b438c r4:855b4000 [ 1341.776110][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1341.776167][ T32] r7:ddde2d40 r6:83018200 r5:855b438c r4:85361180 [ 1341.776214][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1341.776265][ T32] r10:61c88647 r9:855e6000 r8:853611ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1341.776287][ T32] r4:85361180 [ 1341.776306][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1341.776359][ T32] r10:00000000 r9:85361180 r8:8027ecf4 r7:ebae1e60 r6:85117900 r5:855e6000 [ 1341.776415][ T32] r4:00000001 [ 1341.776438][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.776475][ T32] Exception stack(0xebaedfb0 to 0xebaedff8) [ 1341.776504][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1341.776532][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.776558][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.776585][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1341.776607][ T32] r4:8537bf00 [ 1341.777177][ T32] INFO: task kworker/1:344:5440 is blocked on a mutex likely owned by task kworker/0:315:3960. [ 1341.777218][ T32] task:kworker/0:315 state:R running task stack:0 pid:3960 tgid:3960 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.777292][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.777358][ T32] Call trace: [ 1341.777394][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1341.777471][ T32] r10:8280c9b4 r9:84b7bc00 r8:80200be4 r7:e08d9d54 r6:ffffffff r5:84b7bc00 [ 1341.777522][ T32] r4:00000000 [ 1341.777571][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.777641][ T32] Exception stack(0xe08d9d20 to 0xe08d9d68) [ 1341.777689][ T32] 9d20: 83032000 e06bf000 00000001 80239b98 7f325000 00000001 82ac11c4 82ac05a0 [ 1341.777741][ T32] 9d40: 7f325000 e06bf000 8280c9b4 e08d9d9c e08d9da0 e08d9d70 80230ad4 80239bb0 [ 1341.777768][ T32] 9d60: 80050113 ffffffff [ 1341.777814][ T32] r5:80050113 r4:80239bb0 ** 3 printk messages dropped ** [ 1341.777966][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08d9dc0 r5:e08d9e08 ** 5 printk messages dropped ** [ 1341.778213][ T32] r9:83018005 r8:84b7bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f09d000 [ 1341.778262][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1341.778307][ T32] r5:00001000 r4:e06eb000 [ 1341.778338][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1341.778379][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.778430][ T32] r5:8512438c r4:85124000 [ 1341.778450][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1341.778547][ T32] r7:dddced40 r6:83018000 r5:8512438c r4:84b0bd00 [ 1341.778570][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1341.778615][ T32] r10:61c88647 r9:84b7bc00 r8:84b0bd2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1341.778637][ T32] r4:84b0bd00 [ 1341.778655][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1341.778699][ T32] r10:00000000 r9:84b0bd00 r8:8027ecf4 r7:e08b1e60 r6:85024500 r5:84b7bc00 [ 1341.778784][ T32] r4:00000001 [ 1341.778806][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.778841][ T32] Exception stack(0xe08d9fb0 to 0xe08d9ff8) [ 1341.778867][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1341.778914][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.779019][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.779050][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1341.779072][ T32] r4:850d9a80 [ 1341.779101][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.779173][ T32] INFO: task kworker/1:345:5441 blocked for more than 468 seconds. [ 1341.779208][ T32] Not tainted 6.15.0-syzkaller #0 [ 1341.779234][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.779254][ T32] task:kworker/1:345 state:D stack:0 pid:5441 tgid:5441 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.779432][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.779475][ T32] Call trace: [ 1341.779552][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1341.779630][ T32] r10:829189c0 r9:ebaf1d84 r8:00000002 r7:60000113 r6:ebaf1d8c r5:855e6c00 [ 1341.779655][ T32] r4:855e6c00 [ 1341.779729][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1341.779772][ T32] r5:855e6c00 r4:829189bc [ 1341.779790][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.779829][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.779902][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebaf1e08 [ 1341.779927][ T32] r4:00000000 [ 1341.780003][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1341.780062][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1341.780169][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1341.780216][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85366180 [ 1341.780238][ T32] r4:00000000 [ 1341.780338][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) ** 5 printk messages dropped ** [ 1341.796886][ T32] r5:855b478c r4:855b4400 ** 6 printk messages dropped ** [ 1341.797233][ T32] r10:00000000 r9:85361200 r8:8027ecf4 r7:ebae1e60 r6:85117980 r5:855e6c00 ** 8 printk messages dropped ** [ 1341.798161][ T32] INFO: task kworker/1:345:5441 is blocked on a mutex likely owned by task kworker/0:315:3960. ** 10 printk messages dropped ** [ 1341.798803][ T32] 9d60: 80050113 ffffffff ** 5 printk messages dropped ** [ 1341.799174][ T32] r4:e08d9dc0 ** 4 printk messages dropped ** [ 1341.799490][ T32] r9:83018005 r8:84b7bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f09d000 ** 9 printk messages dropped ** [ 1341.800139][ T32] r4:84b0bd00 [ 1341.800159][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1341.800205][ T32] r10:00000000 r9:84b0bd00 r8:8027ecf4 r7:e08b1e60 r6:85024500 r5:84b7bc00 [ 1341.800253][ T32] r4:00000001 [ 1341.800277][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.800312][ T32] Exception stack(0xe08d9fb0 to 0xe08d9ff8) [ 1341.800337][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1341.800366][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.800391][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.800419][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1341.800559][ T32] r4:850d9a80 [ 1341.812954][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.813024][ T32] INFO: task kworker/1:346:5445 blocked for more than 468 seconds. [ 1341.813098][ T32] Not tainted 6.15.0-syzkaller #0 [ 1341.813132][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.813184][ T32] task:kworker/1:346 state:D stack:0 pid:5445 tgid:5445 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.813283][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.813374][ T32] Call trace: [ 1341.813452][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1341.813522][ T32] r10:829189c0 r9:ebb19d84 r8:00000002 r7:60000113 r6:ebb19d8c r5:8453c800 [ 1341.813549][ T32] r4:8453c800 [ 1341.813569][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1341.813634][ T32] r5:8453c800 r4:829189bc [ 1341.813659][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.813700][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.813744][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebb19e08 [ 1341.813776][ T32] r4:00000000 [ 1341.813829][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1341.813925][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1341.813973][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1341.814080][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853662c0 [ 1341.814142][ T32] r4:00000000 [ 1341.814166][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1341.814264][ T32] r9:83018205 r8:8453c800 r7:00000000 r6:83018200 r5:00001000 r4:7f0c1000 [ 1341.814318][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) ** 7 printk messages dropped ** [ 1341.814590][ T32] r10:61c88647 r9:8453c800 r8:853612ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 8 printk messages dropped ** [ 1341.814872][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1341.815920][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) ** 9 printk messages dropped ** [ 1341.816488][ T32] r4:82ac11e4 ** 4 printk messages dropped ** [ 1341.816847][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9b40 ** 8 printk messages dropped ** [ 1341.817273][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) ** 10 printk messages dropped ** [ 1341.818155][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1341.818837][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1341.819156][ T32] r5:855e2400 r4:829189bc [ 1341.819205][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 5 printk messages dropped ** [ 1341.819514][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) ** 10 printk messages dropped ** [ 1341.819896][ T32] r7:ddde2d40 r6:83018200 r5:855b538c r4:85361300 ** 5 printk messages dropped ** [ 1341.820150][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1341.820311][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 11 printk messages dropped ** [ 1341.842128][ T32] 9d20: 836db000 e06bf000 00000001 80239b98 7f325000 00000001 82ac11c4 82ac05a0 ** 10 printk messages dropped ** [ 1341.842716][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1341.843096][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.843210][ T32] r5:8512438c r4:85124000 [ 1341.843238][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1341.843287][ T32] r7:dddced40 r6:83018000 r5:8512438c r4:84b0bd00 [ 1341.843307][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1341.843357][ T32] r10:61c88647 r9:84b7bc00 r8:84b0bd2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1341.843406][ T32] r4:84b0bd00 [ 1341.843430][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1341.843477][ T32] r10:00000000 r9:84b0bd00 r8:8027ecf4 r7:e08b1e60 r6:85024500 r5:84b7bc00 [ 1341.843510][ T32] r4:00000001 [ 1341.843532][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.843579][ T32] Exception stack(0xe08d9fb0 to 0xe08d9ff8) [ 1341.843608][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1341.843636][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.843661][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.843690][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1341.843711][ T32] r4:850d9a80 [ 1341.843734][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.843790][ T32] INFO: task kworker/1:348:5449 blocked for more than 468 seconds. [ 1341.843826][ T32] Not tainted 6.15.0-syzkaller #0 [ 1341.843878][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.843929][ T32] task:kworker/1:348 state:D stack:0 pid:5449 tgid:5449 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.843992][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.844035][ T32] Call trace: [ 1341.844151][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1341.844202][ T32] r10:829189c0 r9:ebb39d84 r8:00000002 r7:60000113 r6:ebb39d8c r5:849d9800 [ 1341.844280][ T32] r4:849d9800 [ 1341.844390][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1341.844439][ T32] r5:849d9800 r4:829189bc [ 1341.844502][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.844546][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.844618][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebb39e08 [ 1341.844645][ T32] r4:00000000 [ 1341.844664][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1341.844704][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1341.844811][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1341.844921][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85366640 [ 1341.844957][ T32] r4:00000000 [ 1341.844981][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1341.845024][ T32] r9:83018205 r8:849d9800 r7:00000000 r6:83018200 r5:00001000 r4:7f0c7000 [ 1341.845099][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1341.845215][ T32] r5:00001000 r4:ebb25000 [ 1341.845239][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1341.845277][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.845366][ T32] r5:855b578c r4:855b5400 [ 1341.845389][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1341.845433][ T32] r7:ddde2d40 r6:83018200 r5:855b578c r4:85361380 [ 1341.845453][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1341.845537][ T32] r10:61c88647 r9:849d9800 r8:853613ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1341.845562][ T32] r4:85361380 [ 1341.845591][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1341.845663][ T32] r10:00000000 r9:85361380 r8:8027ecf4 r7:ebb1de60 r6:85117b00 r5:849d9800 [ 1341.845714][ T32] r4:00000001 [ 1341.845736][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.845772][ T32] Exception stack(0xebb39fb0 to 0xebb39ff8) [ 1341.845798][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1341.845846][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.845898][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.845939][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1341.845965][ T32] r4:85366400 [ 1341.846373][ T32] INFO: task kworker/1:348:5449 is blocked on a mutex likely owned by task kworker/0:315:3960. [ 1341.846409][ T32] task:kworker/0:315 state:R running task stack:0 pid:3960 tgid:3960 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.846556][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.846604][ T32] Call trace: [ 1341.846634][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) ** 6 printk messages dropped ** [ 1341.846970][ T32] 9d60: 80050113 ffffffff ** 5 printk messages dropped ** [ 1341.847165][ T32] r4:e08d9dc0 ** 4 printk messages dropped ** [ 1341.847474][ T32] r9:83018005 r8:84b7bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f09d000 ** 9 printk messages dropped ** [ 1341.848067][ T32] r4:84b0bd00 ** 6 printk messages dropped ** [ 1341.848395][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1341.848715][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1341.849064][ T32] r5:849da400 r4:829189bc [ 1341.849094][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.849137][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.849181][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebb3de08 [ 1341.849222][ T32] r4:00000000 [ 1341.849271][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1341.849312][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1341.849399][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1341.849445][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853667c0 [ 1341.849492][ T32] r4:00000000 [ 1341.849541][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1341.849584][ T32] r9:83018205 r8:849da400 r7:00000000 r6:83018200 r5:00001000 r4:7f0c9000 [ 1341.849618][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1341.849680][ T32] r5:00001000 r4:ebb31000 [ 1341.849702][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1341.849741][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.849781][ T32] r5:855b5b8c r4:855b5800 [ 1341.849800][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1341.849872][ T32] r7:ddde2d40 r6:83018200 r5:855b5b8c r4:85361400 [ 1341.849896][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1341.849942][ T32] r10:61c88647 r9:849da400 r8:8536142c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1341.849964][ T32] r4:85361400 [ 1341.850008][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1341.850054][ T32] r10:00000000 r9:85361400 r8:8027ecf4 r7:ebb39e60 r6:85117b80 r5:849da400 [ 1341.850076][ T32] r4:00000001 [ 1341.850127][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.850247][ T32] Exception stack(0xebb3dfb0 to 0xebb3dff8) [ 1341.850277][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1341.850350][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 3 printk messages dropped ** [ 1341.871709][ T32] INFO: task kworker/1:349:5450 is blocked on a mutex likely owned by task kworker/0:315:3960. ** 16 printk messages dropped ** [ 1341.872918][ T32] r4:e08d9dc0 ** 7 printk messages dropped ** [ 1341.873244][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1341.873289][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.873330][ T32] r5:8512438c r4:85124000 [ 1341.873351][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1341.873394][ T32] r7:dddced40 r6:83018000 r5:8512438c r4:84b0bd00 [ 1341.873427][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1341.873486][ T32] r10:61c88647 r9:84b7bc00 r8:84b0bd2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1341.873537][ T32] r4:84b0bd00 [ 1341.873561][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1341.873637][ T32] r10:00000000 r9:84b0bd00 r8:8027ecf4 r7:e08b1e60 r6:85024500 r5:84b7bc00 [ 1341.873662][ T32] r4:00000001 [ 1341.873707][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.873775][ T32] Exception stack(0xe08d9fb0 to 0xe08d9ff8) [ 1341.873804][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1341.873835][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.873863][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.873916][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1341.873971][ T32] r4:850d9a80 ** 1 printk messages dropped ** [ 1341.874086][ T32] INFO: task kworker/1:350:5452 blocked for more than 468 seconds. ** 9 printk messages dropped ** [ 1341.874522][ T32] r5:849d8000 r4:829189bc [ 1341.874620][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.874664][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) ** 4 printk messages dropped ** [ 1341.874856][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) ** 8 printk messages dropped ** [ 1341.875254][ T32] r5:855b6b8c r4:855b6800 ** 4 printk messages dropped ** [ 1341.875696][ T32] r4:85361480 ** 5 printk messages dropped ** [ 1341.875977][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1341.876986][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) ** 11 printk messages dropped ** [ 1341.877520][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08d9dc0 r5:e08d9e08 ** 10 printk messages dropped ** [ 1341.878018][ T32] r5:8512438c r4:85124000 ** 6 printk messages dropped ** [ 1341.878308][ T32] r10:00000000 r9:84b0bd00 r8:8027ecf4 r7:e08b1e60 r6:85024500 r5:84b7bc00 ** 9 printk messages dropped ** [ 1341.878765][ T32] INFO: task kworker/1:351:5453 blocked for more than 468 seconds. ** 9 printk messages dropped ** [ 1341.879318][ T32] r5:849dbc00 r4:829189bc [ 1341.879369][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.879461][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.879527][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebb51e08 [ 1341.879580][ T32] r4:00000000 [ 1341.879602][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1341.879641][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1341.879700][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1341.879773][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85366940 [ 1341.879799][ T32] r4:00000000 [ 1341.879847][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1341.879893][ T32] r9:83018205 r8:849dbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f0cd000 [ 1341.879914][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1341.879982][ T32] r5:00001000 r4:ebb45000 [ 1341.880005][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1341.880069][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.880117][ T32] r5:855b5f8c r4:855b5c00 [ 1341.880137][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1341.880235][ T32] r7:ddde2d40 r6:83018200 r5:855b5f8c r4:85361500 [ 1341.880284][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1341.880333][ T32] r10:61c88647 r9:849dbc00 r8:8536152c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1341.880365][ T32] r4:85361500 [ 1341.880386][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1341.880558][ T32] r10:00000000 r9:85361500 r8:8027ecf4 r7:ebb4de60 r6:85117c80 r5:849dbc00 [ 1341.905852][ T32] r4:00000001 [ 1341.905904][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.905977][ T32] Exception stack(0xebb51fb0 to 0xebb51ff8) [ 1341.906127][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1341.906164][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.906202][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.906242][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1341.906265][ T32] r4:85366680 [ 1341.906803][ T32] INFO: task kworker/1:351:5453 is blocked on a mutex likely owned by task kworker/0:315:3960. [ 1341.906901][ T32] task:kworker/0:315 state:R running task stack:0 pid:3960 tgid:3960 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.907014][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.907063][ T32] Call trace: [ 1341.907140][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1341.907231][ T32] r10:8280c9b4 r9:84b7bc00 r8:80200be4 r7:e08d9d54 r6:ffffffff r5:84b7bc00 [ 1341.907621][ T32] r4:00000000 [ 1341.907646][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.907741][ T32] Exception stack(0xe08d9d20 to 0xe08d9d68) ** 1 printk messages dropped ** [ 1341.907805][ T32] 9d40: 7f325000 e06bf000 8280c9b4 e08d9d9c e08d9da0 e08d9d70 80230ad4 80239bb0 ** 9 printk messages dropped ** [ 1341.908240][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1341.908440][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1341.908771][ T32] Exception stack(0xe08d9fb0 to 0xe08d9ff8) ** 7 printk messages dropped ** [ 1341.909025][ T32] Not tainted 6.15.0-syzkaller #0 ** 8 printk messages dropped ** [ 1341.909347][ T32] r5:85526c00 r4:829189bc [ 1341.909371][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.909413][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.909458][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebab1e08 [ 1341.909480][ T32] r4:00000000 [ 1341.909521][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1341.909565][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1341.909603][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1341.909672][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85366a40 [ 1341.909725][ T32] r4:00000000 [ 1341.909774][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1341.909821][ T32] r9:83018205 r8:85526c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0cf000 [ 1341.909869][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1341.909911][ T32] r5:00001000 r4:ebb59000 [ 1341.909950][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1341.909992][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.910031][ T32] r5:855b638c r4:855b6000 [ 1341.910049][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1341.910095][ T32] r7:ddde2d40 r6:83018200 r5:855b638c r4:85361580 [ 1341.910116][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1341.910186][ T32] r10:61c88647 r9:85526c00 r8:853615ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1341.910213][ T32] r4:85361580 [ 1341.910234][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1341.910278][ T32] r10:00000000 r9:85361580 r8:8027ecf4 r7:ebb4de60 r6:85361600 r5:85526c00 [ 1341.910301][ T32] r4:00000001 [ 1341.910320][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.910352][ T32] Exception stack(0xebab1fb0 to 0xebab1ff8) [ 1341.910389][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1341.910448][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.910563][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.928017][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1341.928069][ T32] r4:85366740 [ 1341.928603][ T32] INFO: task kworker/1:352:5455 is blocked on a mutex likely owned by task kworker/0:315:3960. [ 1341.928671][ T32] task:kworker/0:315 state:R running task stack:0 pid:3960 tgid:3960 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 2 printk messages dropped ** [ 1341.928934][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) ** 12 printk messages dropped ** [ 1341.929433][ T32] r4:e08d9dc0 ** 4 printk messages dropped ** [ 1341.929664][ T32] r9:83018005 r8:84b7bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f09d000 ** 9 printk messages dropped ** [ 1341.930089][ T32] r4:84b0bd00 ** 4 printk messages dropped ** [ 1341.930359][ T32] Exception stack(0xe08d9fb0 to 0xe08d9ff8) ** 9 printk messages dropped ** [ 1341.942122][ T32] task:kworker/1:353 state:D stack:0 pid:5458 tgid:5458 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1341.942605][ T32] r5:85526000 r4:829189bc ** 1 printk messages dropped ** [ 1341.942671][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1341.943528][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 1341.943967][ T32] r4:85361680 ** 3 printk messages dropped ** [ 1341.944235][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 8 printk messages dropped ** [ 1341.945367][ T32] Workqueue: events bpf_prog_free_deferred ** 10 printk messages dropped ** [ 1341.945988][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) ** 11 printk messages dropped ** [ 1341.946715][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) ** 10 printk messages dropped ** [ 1341.947366][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 10 printk messages dropped ** [ 1341.947899][ T32] task:kworker/1:354 state:D stack:0 pid:5461 tgid:5461 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1341.948231][ T32] r5:85521800 r4:829189bc ** 3 printk messages dropped ** [ 1341.948398][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1341.948666][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85366e40 ** 9 printk messages dropped ** [ 1341.949076][ T32] r7:ddde2d40 r6:83018200 r5:855b6f8c r4:85361780 ** 5 printk messages dropped ** [ 1341.949347][ T32] r4:00000001 [ 1341.949407][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.949470][ T32] Exception stack(0xebb75fb0 to 0xebb75ff8) [ 1341.949500][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1341.949528][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.949582][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.949638][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1341.949664][ T32] r4:85366b40 [ 1341.950048][ T32] INFO: task kworker/1:354:5461 is blocked on a mutex likely owned by task kworker/0:315:3960. [ 1341.950123][ T32] task:kworker/0:315 state:R running task stack:0 pid:3960 tgid:3960 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.950214][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.950265][ T32] Call trace: [ 1341.950296][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1341.950346][ T32] r10:8280c9b4 r9:84b7bc00 r8:80200be4 r7:e08d9d54 r6:ffffffff r5:84b7bc00 [ 1341.950369][ T32] r4:00000000 [ 1341.950416][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.950614][ T32] Exception stack(0xe08d9d20 to 0xe08d9d68) [ 1341.973491][ T32] 9d20: 8461a000 e06bf000 00000001 80239b98 7f325000 00000001 82ac11c4 82ac05a0 [ 1341.973643][ T32] 9d40: 7f325000 e06bf000 8280c9b4 e08d9d9c e08d9da0 e08d9d70 80230ad4 80239bb0 [ 1341.973675][ T32] 9d60: 80050113 ffffffff [ 1341.973704][ T32] r5:80050113 r4:80239bb0 [ 1341.973761][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1341.973829][ T32] r4:82ac11e4 [ 1341.973881][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.973956][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08d9dc0 r5:e08d9e08 [ 1341.974012][ T32] r4:e08d9dc0 [ 1341.974066][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1341.974121][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9b40 [ 1341.974150][ T32] r4:00000000 [ 1341.974171][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1341.974215][ T32] r9:83018005 r8:84b7bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f09d000 [ 1341.974237][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1341.974279][ T32] r5:00001000 r4:e06eb000 [ 1341.974299][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1341.974364][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.974409][ T32] r5:8512438c r4:85124000 [ 1341.974459][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1341.974507][ T32] r7:dddced40 r6:83018000 r5:8512438c r4:84b0bd00 [ 1341.974529][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1341.974575][ T32] r10:61c88647 r9:84b7bc00 r8:84b0bd2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1341.974598][ T32] r4:84b0bd00 [ 1341.974618][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1341.974663][ T32] r10:00000000 r9:84b0bd00 r8:8027ecf4 r7:e08b1e60 r6:85024500 r5:84b7bc00 [ 1341.974738][ T32] r4:00000001 [ 1341.974763][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.974800][ T32] Exception stack(0xe08d9fb0 to 0xe08d9ff8) [ 1341.974827][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1341.974886][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.974945][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.974980][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1341.975004][ T32] r4:850d9a80 [ 1341.975028][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.975060][ T32] INFO: task kworker/1:355:5462 blocked for more than 468 seconds. [ 1341.975098][ T32] Not tainted 6.15.0-syzkaller #0 [ 1341.975150][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.975232][ T32] task:kworker/1:355 state:D stack:0 pid:5462 tgid:5462 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.975319][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.975392][ T32] Call trace: [ 1341.975463][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1341.975518][ T32] r10:829189c0 r9:ebb81d84 r8:00000002 r7:60000013 r6:ebb81d8c r5:8551ec00 [ 1341.975554][ T32] r4:8551ec00 [ 1341.975637][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1341.975738][ T32] r5:8551ec00 r4:829189bc [ 1341.975767][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.975810][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.975857][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebb81e08 [ 1341.975880][ T32] r4:00000000 [ 1341.975900][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1341.975991][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1341.976058][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1341.976113][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8537bfc0 [ 1341.976140][ T32] r4:00000000 [ 1341.976161][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1341.976279][ T32] r9:83018205 r8:8551ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f0d7000 [ 1341.976305][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1341.976358][ T32] r5:00001000 r4:ebb89000 [ 1341.976436][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1341.976505][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1341.976661][ T32] r7:ddde2d40 r6:83018200 r5:855b738c r4:85361880 ** 2 printk messages dropped ** [ 1341.976768][ T32] r4:85361880 ** 2 printk messages dropped ** [ 1341.976886][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1341.977155][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 3 printk messages dropped ** [ 1341.977799][ T32] task:kworker/0:315 state:R running task stack:0 pid:3960 tgid:3960 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 5 printk messages dropped ** [ 1341.978288][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 5 printk messages dropped ** [ 1341.978579][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) ** 5 printk messages dropped ** [ 1341.979057][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9b40 ** 4 printk messages dropped ** [ 1341.979254][ T32] r5:00001000 r4:e06eb000 ** 4 printk messages dropped ** [ 1341.979458][ T32] r7:dddced40 r6:83018000 r5:8512438c r4:84b0bd00 [ 1341.979519][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1341.979569][ T32] r10:61c88647 r9:84b7bc00 r8:84b0bd2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1341.979592][ T32] r4:84b0bd00 [ 1341.979643][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1341.979717][ T32] r10:00000000 r9:84b0bd00 r8:8027ecf4 r7:e08b1e60 r6:85024500 r5:84b7bc00 [ 1341.979754][ T32] r4:00000001 [ 1341.979777][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.979820][ T32] Exception stack(0xe08d9fb0 to 0xe08d9ff8) [ 1341.979847][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1341.979875][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.979900][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.979942][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1341.979967][ T32] r4:850d9a80 [ 1341.979998][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.980027][ T32] INFO: task kworker/1:356:5464 blocked for more than 468 seconds. [ 1341.980058][ T32] Not tainted 6.15.0-syzkaller #0 [ 1341.980099][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.980124][ T32] task:kworker/1:356 state:D stack:0 pid:5464 tgid:5464 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.980203][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.980266][ T32] Call trace: [ 1341.980318][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1341.980377][ T32] r10:829189c0 r9:ebb8dd84 r8:00000002 r7:60000113 r6:ebb8dd8c r5:855f0000 [ 1341.980405][ T32] r4:855f0000 [ 1341.980480][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1341.980524][ T32] r5:855f0000 r4:829189bc [ 1341.980543][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.980656][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.004667][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebb8de08 [ 1342.004736][ T32] r4:00000000 [ 1342.004786][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1342.004855][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1342.004898][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1342.004941][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84aea040 [ 1342.004966][ T32] r4:00000000 [ 1342.004986][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1342.005029][ T32] r9:83018205 r8:855f0000 r7:00000000 r6:83018200 r5:00001000 r4:7f0d9000 [ 1342.005070][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1342.005124][ T32] r5:00001000 r4:ebb95000 [ 1342.005145][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1342.005209][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.005255][ T32] r5:855b778c r4:855b7400 [ 1342.005331][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1342.005409][ T32] r7:ddde2d40 r6:83018200 r5:855b778c r4:85361980 [ 1342.005447][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1342.005523][ T32] r10:61c88647 r9:855f0000 r8:853619ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1342.005550][ T32] r4:85361980 [ 1342.005648][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1342.005750][ T32] r10:00000000 r9:85361980 r8:8027ecf4 r7:ebb81e60 r6:85361a00 r5:855f0000 [ 1342.005813][ T32] r4:00000001 [ 1342.005836][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.005898][ T32] Exception stack(0xebb8dfb0 to 0xebb8dff8) [ 1342.006003][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1342.006049][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.006107][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.006153][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1342.006214][ T32] r4:84aea080 [ 1342.006831][ T32] INFO: task kworker/1:356:5464 is blocked on a mutex likely owned by task kworker/0:315:3960. [ 1342.006898][ T32] task:kworker/0:315 state:R running task stack:0 pid:3960 tgid:3960 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.007080][ T32] Workqueue: events bpf_prog_free_deferred ** 2 printk messages dropped ** [ 1342.007306][ T32] r10:8280c9b4 r9:84b7bc00 r8:80200be4 r7:e08d9d54 r6:ffffffff r5:84b7bc00 ** 9 printk messages dropped ** [ 1342.007698][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) ** 8 printk messages dropped ** [ 1342.008150][ T32] r5:00001000 r4:e06eb000 ** 3 printk messages dropped ** [ 1342.008329][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) ** 9 printk messages dropped ** [ 1342.008778][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1342.009324][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1342.009699][ T32] r5:855f0c00 r4:829189bc [ 1342.009796][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.009891][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.010095][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebb99e08 [ 1342.010154][ T32] r4:00000000 [ 1342.010184][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1342.010226][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1342.010263][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1342.010305][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84aea380 [ 1342.010353][ T32] r4:00000000 [ 1342.010389][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1342.010439][ T32] r9:83018205 r8:855f0c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0db000 [ 1342.010559][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1342.018011][ T32] r5:00001000 r4:ebba1000 [ 1342.018058][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1342.018139][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.018208][ T32] r5:855b7b8c r4:855b7800 [ 1342.018259][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1342.018308][ T32] r7:ddde2d40 r6:83018200 r5:855b7b8c r4:85361a80 [ 1342.018329][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1342.018374][ T32] r10:61c88647 r9:855f0c00 r8:85361aac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1342.018501][ T32] r4:85361a80 [ 1342.018526][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1342.018573][ T32] r10:00000000 r9:85361a80 r8:8027ecf4 r7:ebb8de60 r6:85361b00 r5:855f0c00 [ 1342.018595][ T32] r4:00000001 [ 1342.018614][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.018752][ T32] Exception stack(0xebb99fb0 to 0xebb99ff8) [ 1342.018813][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1342.018845][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.018898][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.018931][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1342.018981][ T32] r4:84aea080 [ 1342.019560][ T32] INFO: task kworker/1:357:5466 is blocked on a mutex likely owned by task kworker/0:315:3960. [ 1342.019669][ T32] task:kworker/0:315 state:R running task stack:0 pid:3960 tgid:3960 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.019808][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.019972][ T32] Call trace: [ 1342.020038][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1342.020101][ T32] r10:8280c9b4 r9:84b7bc00 r8:80200be4 r7:e08d9d54 r6:ffffffff r5:84b7bc00 [ 1342.020127][ T32] r4:00000000 [ 1342.020146][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.020185][ T32] Exception stack(0xe08d9d20 to 0xe08d9d68) [ 1342.020213][ T32] 9d20: 849af000 e06bf000 00000001 80239b98 7f325000 00000001 82ac11c4 82ac05a0 [ 1342.020242][ T32] 9d40: 7f325000 e06bf000 8280c9b4 e08d9d9c e08d9da0 e08d9d70 80230ad4 80239bb0 [ 1342.020427][ T32] 9d60: 80050113 ffffffff [ 1342.020457][ T32] r5:80050113 r4:80239bb0 [ 1342.020477][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1342.034044][ T32] r4:82ac11e4 [ 1342.034097][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.034172][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08d9dc0 r5:e08d9e08 [ 1342.034197][ T32] r4:e08d9dc0 [ 1342.034216][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1342.034259][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9b40 [ 1342.034281][ T32] r4:00000000 [ 1342.034300][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1342.034420][ T32] r9:83018005 r8:84b7bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f09d000 [ 1342.034446][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1342.034518][ T32] r5:00001000 r4:e06eb000 [ 1342.034569][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1342.034613][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.034698][ T32] r5:8512438c r4:85124000 [ 1342.034722][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1342.034848][ T32] r7:dddced40 r6:83018000 r5:8512438c r4:84b0bd00 [ 1342.034874][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1342.034920][ T32] r10:61c88647 r9:84b7bc00 r8:84b0bd2c r7:82804d40 r6:dddced40 r5:dddced60 ** 4 printk messages dropped ** [ 1342.035140][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 7 printk messages dropped ** [ 1342.035559][ T32] INFO: task kworker/1:358:5469 blocked for more than 468 seconds. ** 3 printk messages dropped ** [ 1342.035845][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1342.036278][ T32] r5:855f1800 r4:829189bc [ 1342.036299][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.036339][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.036400][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebba5e08 [ 1342.036459][ T32] r4:00000000 [ 1342.036482][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1342.036547][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1342.036946][ T32] r5:00001000 r4:ebbad000 ** 1 printk messages dropped ** [ 1342.037003][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1342.037399][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1342.037586][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.037615][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.037651][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1342.037736][ T32] r4:84aea200 [ 1342.038276][ T32] INFO: task kworker/1:358:5469 is blocked on a mutex likely owned by task kworker/0:315:3960. [ 1342.038314][ T32] task:kworker/0:315 state:R running task stack:0 pid:3960 tgid:3960 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.038399][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.038448][ T32] Call trace: [ 1342.038544][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1342.038595][ T32] r10:8280c9b4 r9:84b7bc00 r8:80200be4 r7:e08d9d54 r6:ffffffff r5:84b7bc00 [ 1342.038617][ T32] r4:00000000 [ 1342.038637][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.038675][ T32] Exception stack(0xe08d9d20 to 0xe08d9d68) [ 1342.038707][ T32] 9d20: 84d6b000 e06bf000 00000001 80239b98 7f325000 00000001 82ac11c4 82ac05a0 [ 1342.038788][ T32] 9d40: 7f325000 e06bf000 8280c9b4 e08d9d9c e08d9da0 e08d9d70 80230ad4 80239bb0 [ 1342.038816][ T32] 9d60: 80050113 ffffffff [ 1342.038839][ T32] r5:80050113 r4:80239bb0 [ 1342.038860][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1342.038902][ T32] r4:82ac11e4 [ 1342.039025][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.039071][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08d9dc0 r5:e08d9e08 [ 1342.039140][ T32] r4:e08d9dc0 [ 1342.039169][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1342.039213][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9b40 [ 1342.039236][ T32] r4:00000000 [ 1342.039255][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1342.039310][ T32] r9:83018005 r8:84b7bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f09d000 [ 1342.039336][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1342.039378][ T32] r5:00001000 r4:e06eb000 [ 1342.039412][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1342.039455][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.039494][ T32] r5:8512438c r4:85124000 [ 1342.039524][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1342.039607][ T32] r7:dddced40 r6:83018000 r5:8512438c r4:84b0bd00 [ 1342.039632][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1342.039678][ T32] r10:61c88647 r9:84b7bc00 r8:84b0bd2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1342.039699][ T32] r4:84b0bd00 [ 1342.039744][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1342.039818][ T32] r10:00000000 r9:84b0bd00 r8:8027ecf4 r7:e08b1e60 r6:85024500 r5:84b7bc00 [ 1342.039860][ T32] r4:00000001 [ 1342.039893][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.039931][ T32] Exception stack(0xe08d9fb0 to 0xe08d9ff8) [ 1342.039970][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1342.040131][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.040166][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.040198][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1342.040291][ T32] r4:850d9a80 [ 1342.040345][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.040379][ T32] INFO: task kworker/1:359:5471 blocked for more than 468 seconds. [ 1342.040412][ T32] Not tainted 6.15.0-syzkaller #0 [ 1342.040451][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.040479][ T32] task:kworker/1:359 state:D stack:0 pid:5471 tgid:5471 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.061440][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.061587][ T32] Call trace: [ 1342.061630][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1342.061705][ T32] r10:829189c0 r9:ebbbdd84 r8:00000002 r7:60000113 r6:ebbbdd8c r5:855f2400 [ 1342.061790][ T32] r4:855f2400 [ 1342.061815][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1342.061857][ T32] r5:855f2400 r4:829189bc [ 1342.061901][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.061945][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.061992][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebbbde08 [ 1342.062013][ T32] r4:00000000 [ 1342.062099][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1342.062142][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1342.062312][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1342.062359][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84aea900 [ 1342.062425][ T32] r4:00000000 [ 1342.062619][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1342.062668][ T32] r9:83018205 r8:855f2400 r7:00000000 r6:83018200 r5:00001000 r4:7f0e3000 [ 1342.062690][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1342.062729][ T32] r5:00001000 r4:ebbd1000 [ 1342.062749][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1342.062788][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.062826][ T32] r5:8562cb8c r4:8562c800 [ 1342.062851][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1342.063028][ T32] r4:85361c80 ** 4 printk messages dropped ** [ 1342.063247][ T32] Exception stack(0xebbbdfb0 to 0xebbbdff8) ** 4 printk messages dropped ** [ 1342.063442][ T32] r4:84aea340 ** 1 printk messages dropped ** [ 1342.064069][ T32] task:kworker/0:315 state:R running task stack:0 pid:3960 tgid:3960 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 13 printk messages dropped ** [ 1342.065044][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) ** 8 printk messages dropped ** [ 1342.065467][ T32] r5:00001000 r4:e06eb000 ** 1 printk messages dropped ** [ 1342.065586][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.065625][ T32] r5:8512438c r4:85124000 [ 1342.065643][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1342.065705][ T32] r7:dddced40 r6:83018000 r5:8512438c r4:84b0bd00 [ 1342.065728][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1342.065773][ T32] r10:61c88647 r9:84b7bc00 r8:84b0bd2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1342.065795][ T32] r4:84b0bd00 [ 1342.065814][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1342.065856][ T32] r10:00000000 r9:84b0bd00 r8:8027ecf4 r7:e08b1e60 r6:85024500 r5:84b7bc00 [ 1342.065879][ T32] r4:00000001 [ 1342.065897][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.065930][ T32] Exception stack(0xe08d9fb0 to 0xe08d9ff8) [ 1342.066006][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1342.066093][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.066125][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.066154][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1342.066176][ T32] r4:850d9a80 [ 1342.066226][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.066288][ T32] INFO: task kworker/1:360:5472 blocked for more than 468 seconds. [ 1342.066327][ T32] Not tainted 6.15.0-syzkaller #0 [ 1342.066387][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.066412][ T32] task:kworker/1:360 state:D stack:0 pid:5472 tgid:5472 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.066526][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.066650][ T32] Call trace: [ 1342.066686][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1342.066732][ T32] r10:829189c0 r9:eba75d84 r8:00000002 r7:60000113 r6:eba75d8c r5:855f3000 [ 1342.066781][ T32] r4:855f3000 [ 1342.066842][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1342.066885][ T32] r5:855f3000 r4:829189bc [ 1342.066906][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.066969][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.067018][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eba75e08 [ 1342.067040][ T32] r4:00000000 [ 1342.067059][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1342.067103][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1342.067167][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1342.067209][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84aea600 [ 1342.067256][ T32] r4:00000000 [ 1342.067333][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1342.067378][ T32] r9:83018205 r8:855f3000 r7:00000000 r6:83018200 r5:00001000 r4:7f0df000 [ 1342.067401][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1342.067439][ T32] r5:00001000 r4:ebbb9000 [ 1342.067458][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1342.067521][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.067570][ T32] r5:8562c38c r4:8562c000 [ 1342.067598][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1342.067639][ T32] r7:ddde2d40 r6:83018200 r5:8562c38c r4:85361d80 [ 1342.067659][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1342.067702][ T32] r10:61c88647 r9:855f3000 r8:85361dac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1342.067751][ T32] r4:85361d80 [ 1342.067774][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1342.067871][ T32] r10:00000000 r9:85361d80 r8:8027ecf4 r7:ebbbde60 r6:85361e00 r5:855f3000 [ 1342.067903][ T32] r4:00000001 [ 1342.067947][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.068151][ T32] Exception stack(0xeba75fb0 to 0xeba75ff8) [ 1342.068181][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1342.068210][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.068236][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.068265][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 6 printk messages dropped ** [ 1342.068904][ T32] r10:8280c9b4 r9:84b7bc00 r8:80200be4 r7:e08d9d54 r6:ffffffff r5:84b7bc00 ** 9 printk messages dropped ** [ 1342.069418][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) ** 10 printk messages dropped ** [ 1342.069996][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1342.070446][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1342.089942][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 10 printk messages dropped ** [ 1342.091151][ T32] r4:855f3c00 ** 1 printk messages dropped ** [ 1342.091226][ T32] r5:855f3c00 r4:829189bc [ 1342.091270][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 5 printk messages dropped ** [ 1342.091544][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) ** 9 printk messages dropped ** [ 1342.092219][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) ** 11 printk messages dropped ** [ 1342.092820][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1342.093930][ T32] r10:8280c9b4 r9:84b7bc00 r8:80200be4 r7:e08d9d54 r6:ffffffff r5:84b7bc00 ** 10 printk messages dropped ** [ 1342.094427][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08d9dc0 r5:e08d9e08 ** 10 printk messages dropped ** [ 1342.095046][ T32] r5:8512438c r4:85124000 ** 1 printk messages dropped ** [ 1342.095168][ T32] r7:dddced40 r6:83018000 r5:8512438c r4:84b0bd00 [ 1342.095219][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1342.095271][ T32] r10:61c88647 r9:84b7bc00 r8:84b0bd2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1342.095320][ T32] r4:84b0bd00 [ 1342.095344][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1342.095389][ T32] r10:00000000 r9:84b0bd00 r8:8027ecf4 r7:e08b1e60 r6:85024500 r5:84b7bc00 [ 1342.095411][ T32] r4:00000001 [ 1342.095430][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.095495][ T32] Exception stack(0xe08d9fb0 to 0xe08d9ff8) [ 1342.095578][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1342.095664][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.095694][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.095723][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1342.095747][ T32] r4:850d9a80 [ 1342.095768][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.095801][ T32] INFO: task kworker/0:806:5478 blocked for more than 468 seconds. [ 1342.095836][ T32] Not tainted 6.15.0-syzkaller #0 [ 1342.095861][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.095882][ T32] task:kworker/0:806 state:D stack:0 pid:5478 tgid:5478 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.095958][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.096079][ T32] Call trace: [ 1342.096195][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1342.096245][ T32] r10:829189c0 r9:ebbe1d84 r8:00000002 r7:60000013 r6:ebbe1d8c r5:855f4800 [ 1342.096348][ T32] r4:855f4800 [ 1342.096370][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1342.096546][ T32] r5:855f4800 r4:829189bc [ 1342.096571][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.096612][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.096656][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebbe1e08 [ 1342.096703][ T32] r4:00000000 [ 1342.096746][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1342.096789][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1342.096825][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1342.096864][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85369840 [ 1342.096886][ T32] r4:00000000 [ 1342.096904][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1342.096971][ T32] r9:83018005 r8:855f4800 r7:00000000 r6:83018000 r5:00001000 r4:7f02d000 [ 1342.096998][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1342.097039][ T32] r5:00001000 r4:e06ed000 [ 1342.097060][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1342.097107][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.097173][ T32] r5:845e2f8c r4:845e2c00 [ 1342.097195][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1342.097251][ T32] r7:dddced40 r6:83018000 r5:845e2f8c r4:85117d00 [ 1342.097298][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1342.097348][ T32] r10:61c88647 r9:855f4800 r8:85117d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1342.097395][ T32] r4:85117d00 [ 1342.097444][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1342.097491][ T32] r10:00000000 r9:85117d00 r8:8027ecf4 r7:eba95e60 r6:85361f80 r5:855f4800 [ 1342.097515][ T32] r4:00000001 [ 1342.097559][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.097598][ T32] Exception stack(0xebbe1fb0 to 0xebbe1ff8) [ 1342.097623][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 1 printk messages dropped ** [ 1342.097735][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1342.098620][ T32] r10:8280c9b4 r9:84b7bc00 r8:80200be4 r7:e08d9d54 r6:ffffffff r5:84b7bc00 ** 7 printk messages dropped ** [ 1342.098854][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) ** 8 printk messages dropped ** [ 1342.099378][ T32] r9:83018005 r8:84b7bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f09d000 ** 7 printk messages dropped ** [ 1342.099778][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) ** 10 printk messages dropped ** [ 1342.100352][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 6 printk messages dropped ** [ 1342.133746][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1342.134503][ T32] r5:855f5400 r4:829189bc [ 1342.134527][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1342.134805][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1342.134988][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) ** 6 printk messages dropped ** [ 1342.135366][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) ** 5 printk messages dropped ** [ 1342.135569][ T32] r10:61c88647 r9:855f5400 r8:85117dac r7:82804d40 r6:dddced40 r5:dddced60 ** 2 printk messages dropped ** [ 1342.135686][ T32] r10:00000000 r9:85117d80 r8:8027ecf4 r7:eba95e60 r6:850e9000 r5:855f5400 ** 4 printk messages dropped ** [ 1342.135876][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 3 printk messages dropped ** [ 1342.136506][ T32] INFO: task kworker/0:807:5480 is blocked on a mutex likely owned by task kworker/0:315:3960. ** 4 printk messages dropped ** [ 1342.137155][ T32] r10:8280c9b4 r9:84b7bc00 r8:80200be4 r7:e08d9d54 r6:ffffffff r5:84b7bc00 ** 4 printk messages dropped ** [ 1342.137388][ T32] 9d40: 7f325000 e06bf000 8280c9b4 e08d9d9c e08d9da0 e08d9d70 80230ad4 80239bb0 ** 5 printk messages dropped ** [ 1342.137674][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08d9dc0 r5:e08d9e08 ** 3 printk messages dropped ** [ 1342.137995][ T32] r4:00000000 [ 1342.138018][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1342.138061][ T32] r9:83018005 r8:84b7bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f09d000 [ 1342.138082][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1342.138131][ T32] r5:00001000 r4:e06eb000 [ 1342.138235][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1342.138277][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.138315][ T32] r5:8512438c r4:85124000 [ 1342.138333][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1342.138428][ T32] r7:dddced40 r6:83018000 r5:8512438c r4:84b0bd00 [ 1342.138477][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1342.138526][ T32] r10:61c88647 r9:84b7bc00 r8:84b0bd2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1342.138558][ T32] r4:84b0bd00 [ 1342.138618][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1342.138692][ T32] r10:00000000 r9:84b0bd00 r8:8027ecf4 r7:e08b1e60 r6:85024500 r5:84b7bc00 [ 1342.138717][ T32] r4:00000001 [ 1342.138761][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.138826][ T32] Exception stack(0xe08d9fb0 to 0xe08d9ff8) [ 1342.138864][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1342.138896][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.138960][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.139030][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1342.139083][ T32] r4:850d9a80 [ 1342.139111][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.139168][ T32] INFO: task kworker/1:362:5481 blocked for more than 468 seconds. [ 1342.139229][ T32] Not tainted 6.15.0-syzkaller #0 [ 1342.139258][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.139280][ T32] task:kworker/1:362 state:D stack:0 pid:5481 tgid:5481 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.139325][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.139405][ T32] Call trace: [ 1342.139530][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1342.139575][ T32] r10:829189c0 r9:ebbedd84 r8:00000002 r7:60000113 r6:ebbedd8c r5:855f6c00 [ 1342.139645][ T32] r4:855f6c00 [ 1342.139668][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1342.139708][ T32] r5:855f6c00 r4:829189bc [ 1342.139780][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.139847][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.139900][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebbede08 [ 1342.139974][ T32] r4:00000000 [ 1342.140105][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1342.140150][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1342.140188][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1342.140228][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84aea9c0 [ 1342.140290][ T32] r4:00000000 [ 1342.140365][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1342.140416][ T32] r9:83018205 r8:855f6c00 r7:00000000 r6:83018200 r5:00001000 r4:7f035000 [ 1342.140546][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1342.163796][ T32] r5:00001000 r4:eb0b9000 [ 1342.163851][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1342.163918][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.163959][ T32] r5:8562d38c r4:8562d000 [ 1342.164004][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1342.164107][ T32] r7:ddde2d40 r6:83018200 r5:8562d38c r4:850e9080 [ 1342.164138][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1342.164213][ T32] r10:61c88647 r9:855f6c00 r8:850e90ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1342.164293][ T32] r4:850e9080 [ 1342.164317][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1342.164363][ T32] r10:00000000 r9:850e9080 r8:8027ecf4 r7:ebbbde60 r6:850e9100 r5:855f6c00 [ 1342.164387][ T32] r4:00000001 [ 1342.164406][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.164459][ T32] Exception stack(0xebbedfb0 to 0xebbedff8) [ 1342.164635][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1342.164735][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.164766][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.164793][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1342.164842][ T32] r4:84aeac00 [ 1342.165429][ T32] INFO: task kworker/1:362:5481 is blocked on a mutex likely owned by task kworker/0:315:3960. [ 1342.165473][ T32] task:kworker/0:315 state:R running task stack:0 pid:3960 tgid:3960 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.165654][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.165702][ T32] Call trace: [ 1342.165734][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1342.165785][ T32] r10:8280c9b4 r9:84b7bc00 r8:80200be4 r7:e08d9d54 r6:ffffffff r5:84b7bc00 [ 1342.165808][ T32] r4:00000000 [ 1342.165827][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.165865][ T32] Exception stack(0xe08d9d20 to 0xe08d9d68) [ 1342.165944][ T32] 9d20: 85ced000 e06bf000 00000001 80239b98 7f325000 00000001 82ac11c4 82ac05a0 [ 1342.165978][ T32] 9d40: 7f325000 e06bf000 8280c9b4 e08d9d9c e08d9da0 e08d9d70 80230ad4 80239bb0 [ 1342.166026][ T32] 9d60: 80050113 ffffffff [ 1342.166053][ T32] r5:80050113 r4:80239bb0 [ 1342.166073][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1342.166136][ T32] r4:82ac11e4 [ 1342.166159][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.166201][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08d9dc0 r5:e08d9e08 [ 1342.166222][ T32] r4:e08d9dc0 [ 1342.166242][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1342.166282][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9b40 [ 1342.166304][ T32] r4:00000000 [ 1342.166361][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1342.166421][ T32] r9:83018005 r8:84b7bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f09d000 [ 1342.166446][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1342.166500][ T32] r5:00001000 r4:e06eb000 [ 1342.166527][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1342.166580][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.166622][ T32] r5:8512438c r4:85124000 [ 1342.166641][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1342.166685][ T32] r7:dddced40 r6:83018000 r5:8512438c r4:84b0bd00 [ 1342.166721][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1342.166769][ T32] r10:61c88647 r9:84b7bc00 r8:84b0bd2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1342.166818][ T32] r4:84b0bd00 [ 1342.166840][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1342.166885][ T32] r10:00000000 r9:84b0bd00 r8:8027ecf4 r7:e08b1e60 r6:85024500 r5:84b7bc00 [ 1342.166908][ T32] r4:00000001 [ 1342.166940][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.166977][ T32] Exception stack(0xe08d9fb0 to 0xe08d9ff8) [ 1342.167003][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1342.167031][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.167057][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.167085][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1342.167135][ T32] r4:850d9a80 [ 1342.167160][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.167191][ T32] INFO: task kworker/1:363:5482 blocked for more than 468 seconds. [ 1342.167225][ T32] Not tainted 6.15.0-syzkaller #0 [ 1342.167319][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.167345][ T32] task:kworker/1:363 state:D stack:0 pid:5482 tgid:5482 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.167389][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.167639][ T32] Call trace: [ 1342.167738][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1342.167788][ T32] r10:829189c0 r9:ebbf1d84 r8:00000002 r7:60000113 r6:ebbf1d8c r5:855f8000 [ 1342.167811][ T32] r4:855f8000 [ 1342.167920][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1342.167964][ T32] r5:855f8000 r4:829189bc [ 1342.167983][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.168040][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.168118][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebbf1e08 [ 1342.168158][ T32] r4:00000000 [ 1342.168185][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1342.168224][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1342.168260][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1342.168300][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84aeaac0 [ 1342.168320][ T32] r4:00000000 [ 1342.168429][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1342.168475][ T32] r9:83018205 r8:855f8000 r7:00000000 r6:83018200 r5:00001000 r4:7f033000 [ 1342.168522][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1342.168590][ T32] r5:00001000 r4:eb005000 [ 1342.168612][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1342.168651][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.168786][ T32] r5:8562cf8c r4:8562cc00 [ 1342.168809][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1342.168851][ T32] r7:ddde2d40 r6:83018200 r5:8562cf8c r4:850e9180 [ 1342.168872][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1342.168955][ T32] r10:61c88647 r9:855f8000 r8:850e91ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1342.169037][ T32] r4:850e9180 [ 1342.169061][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1342.169140][ T32] r10:00000000 r9:850e9180 r8:8027ecf4 r7:ebbede60 r6:850e9200 r5:855f8000 [ 1342.169194][ T32] r4:00000001 [ 1342.169242][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.169317][ T32] Exception stack(0xebbf1fb0 to 0xebbf1ff8) [ 1342.169348][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1342.170039][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1342.181954][ T32] 9d40: 7f325000 e06bf000 8280c9b4 e08d9d9c e08d9da0 e08d9d70 80230ad4 80239bb0 ** 9 printk messages dropped ** [ 1342.182342][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1342.182578][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1342.182963][ T32] r10:00000000 r9:84b0bd00 r8:8027ecf4 r7:e08b1e60 r6:85024500 r5:84b7bc00 ** 9 printk messages dropped ** [ 1342.183322][ T32] INFO: task kworker/0:808:5484 blocked for more than 468 seconds. ** 3 printk messages dropped ** [ 1342.183771][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1342.184217][ T32] r4:849dc800 ** 1 printk messages dropped ** [ 1342.184419][ T32] r5:849dc800 r4:829189bc [ 1342.184441][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.184482][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) ** 1 printk messages dropped ** [ 1342.184549][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1342.184779][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) ** 4 printk messages dropped ** [ 1342.185188][ T32] r9:83018005 r8:849dc800 r7:00000000 r6:83018000 r5:00001000 r4:7f031000 ** 3 printk messages dropped ** [ 1342.185515][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1342.185699][ T32] r7:dddced40 r6:83018000 r5:855a078c r4:85117e00 ** 5 printk messages dropped ** [ 1342.185936][ T32] r4:00000001 ** 2 printk messages dropped ** [ 1342.186044][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1342.186879][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1342.187370][ T32] 9d60: 80050113 ffffffff ** 5 printk messages dropped ** [ 1342.187630][ T32] r4:e08d9dc0 [ 1342.187653][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1342.187763][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9b40 [ 1342.187789][ T32] r4:00000000 [ 1342.187809][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1342.187851][ T32] r9:83018005 r8:84b7bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f09d000 [ 1342.187973][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1342.188017][ T32] r5:00001000 r4:e06eb000 [ 1342.188037][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1342.188074][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.188119][ T32] r5:8512438c r4:85124000 [ 1342.188188][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1342.188238][ T32] r7:dddced40 r6:83018000 r5:8512438c r4:84b0bd00 [ 1342.188259][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1342.188343][ T32] r10:61c88647 r9:84b7bc00 r8:84b0bd2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1342.188411][ T32] r4:84b0bd00 [ 1342.188434][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1342.188480][ T32] r10:00000000 r9:84b0bd00 r8:8027ecf4 r7:e08b1e60 r6:85024500 r5:84b7bc00 [ 1342.188501][ T32] r4:00000001 [ 1342.188554][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.188656][ T32] Exception stack(0xe08d9fb0 to 0xe08d9ff8) [ 1342.188686][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1342.188715][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.188780][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.188817][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1342.188842][ T32] r4:850d9a80 [ 1342.188890][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.188919][ T32] INFO: task kworker/0:809:5486 blocked for more than 468 seconds. [ 1342.188947][ T32] Not tainted 6.15.0-syzkaller #0 [ 1342.189011][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.189036][ T32] task:kworker/0:809 state:D stack:0 pid:5486 tgid:5486 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.189127][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.189185][ T32] Call trace: [ 1342.189217][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1342.189262][ T32] r10:829189c0 r9:ebbd5d84 r8:00000002 r7:60000013 r6:ebbd5d8c r5:849dd400 [ 1342.189285][ T32] r4:849dd400 [ 1342.189303][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1342.189374][ T32] r5:849dd400 r4:829189bc [ 1342.189399][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.189438][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.189516][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebbd5e08 [ 1342.189602][ T32] r4:00000000 [ 1342.189625][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1342.189662][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1342.189714][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1342.189816][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b975c0 [ 1342.189842][ T32] r4:00000000 [ 1342.189860][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1342.189899][ T32] r9:83018005 r8:849dd400 r7:00000000 r6:83018000 r5:00001000 r4:7f037000 [ 1342.189919][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1342.190028][ T32] r5:00001000 r4:eb119000 [ 1342.190150][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1342.190209][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.190250][ T32] r5:855a0b8c r4:855a0800 [ 1342.190269][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1342.190311][ T32] r7:dddced40 r6:83018000 r5:855a0b8c r4:85117f00 [ 1342.190331][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1342.190373][ T32] r10:61c88647 r9:849dd400 r8:85117f2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1342.190395][ T32] r4:85117f00 [ 1342.190414][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1342.190462][ T32] r10:00000000 r9:85117f00 r8:8027ecf4 r7:eba95e60 r6:85117f80 r5:849dd400 [ 1342.190615][ T32] r4:00000001 [ 1342.213158][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.213243][ T32] Exception stack(0xebbd5fb0 to 0xebbd5ff8) [ 1342.213308][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 1 printk messages dropped ** [ 1342.213436][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1342.214400][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1342.214626][ T32] 9d60: 80050113 ffffffff ** 7 printk messages dropped ** [ 1342.214869][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9b40 ** 10 printk messages dropped ** [ 1342.215338][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1342.215850][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1342.216121][ T32] task:kworker/1:364 state:D stack:0 pid:5489 tgid:5489 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1342.216552][ T32] r5:849dec00 r4:829189bc ** 1 printk messages dropped ** [ 1342.216690][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1342.217104][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) ** 7 printk messages dropped ** [ 1342.217488][ T32] r10:61c88647 r9:849dec00 r8:850e92ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 8 printk messages dropped ** [ 1342.217865][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 12 printk messages dropped ** [ 1342.218821][ T32] 9d40: 7f325000 e06bf000 8280c9b4 e08d9d9c e08d9da0 e08d9d70 80230ad4 80239bb0 [ 1342.218858][ T32] 9d60: 80050113 ffffffff [ 1342.218884][ T32] r5:80050113 r4:80239bb0 [ 1342.218904][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1342.218968][ T32] r4:82ac11e4 [ 1342.219019][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.219064][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08d9dc0 r5:e08d9e08 [ 1342.219131][ T32] r4:e08d9dc0 [ 1342.219160][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1342.219238][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9b40 [ 1342.219280][ T32] r4:00000000 [ 1342.219302][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1342.219375][ T32] r9:83018005 r8:84b7bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f09d000 [ 1342.219409][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1342.219450][ T32] r5:00001000 r4:e06eb000 [ 1342.219469][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1342.219506][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.219543][ T32] r5:8512438c r4:85124000 [ 1342.219562][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1342.219604][ T32] r7:dddced40 r6:83018000 r5:8512438c r4:84b0bd00 [ 1342.219624][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1342.219667][ T32] r10:61c88647 r9:84b7bc00 r8:84b0bd2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1342.219690][ T32] r4:84b0bd00 [ 1342.219708][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1342.219751][ T32] r10:00000000 r9:84b0bd00 r8:8027ecf4 r7:e08b1e60 r6:85024500 r5:84b7bc00 [ 1342.219802][ T32] r4:00000001 [ 1342.219852][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.219917][ T32] Exception stack(0xe08d9fb0 to 0xe08d9ff8) [ 1342.219970][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1342.220001][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.220079][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.220190][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1342.220217][ T32] r4:850d9a80 [ 1342.220263][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.220306][ T32] INFO: task kworker/0:810:5492 blocked for more than 468 seconds. [ 1342.220349][ T32] Not tainted 6.15.0-syzkaller #0 [ 1342.220431][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.220580][ T32] task:kworker/0:810 state:D stack:0 pid:5492 tgid:5492 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.240130][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.240202][ T32] Call trace: [ 1342.240261][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1342.240321][ T32] r10:829189c0 r9:ebbfdd84 r8:00000002 r7:60000113 r6:ebbfdd8c r5:849de000 [ 1342.240378][ T32] r4:849de000 [ 1342.240401][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1342.240551][ T32] r5:849de000 r4:829189bc [ 1342.240955][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.241018][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.241066][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebbfde08 [ 1342.241097][ T32] r4:00000000 [ 1342.241131][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1342.241174][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1342.241223][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1342.241274][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b97e00 [ 1342.241297][ T32] r4:00000000 [ 1342.241317][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1342.241373][ T32] r9:83018005 r8:849de000 r7:00000000 r6:83018000 r5:00001000 r4:7f071000 [ 1342.241398][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1342.241467][ T32] r5:00001000 r4:eb4b3000 [ 1342.241501][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1342.241545][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.241585][ T32] r5:855a178c r4:855a1400 [ 1342.241604][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1342.241646][ T32] r7:dddced40 r6:83018000 r5:855a178c r4:850d8080 [ 1342.241683][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1342.241813][ T32] r10:61c88647 r9:849de000 r8:850d80ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1342.241838][ T32] r4:850d8080 [ 1342.241868][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1342.241940][ T32] r10:00000000 r9:850d8080 r8:8027ecf4 r7:eba95e60 r6:850d8100 r5:849de000 [ 1342.241994][ T32] r4:00000001 [ 1342.242017][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.242103][ T32] Exception stack(0xebbfdfb0 to 0xebbfdff8) [ 1342.242137][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1342.242166][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.242191][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.242275][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1342.242301][ T32] r4:84b97500 [ 1342.242967][ T32] INFO: task kworker/0:810:5492 is blocked on a mutex likely owned by task kworker/0:315:3960. [ 1342.243072][ T32] task:kworker/0:315 state:R running task stack:0 pid:3960 tgid:3960 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.243181][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.243248][ T32] Call trace: [ 1342.243283][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1342.243333][ T32] r10:8280c9b4 r9:84b7bc00 r8:80200be4 r7:e08d9d54 r6:ffffffff r5:84b7bc00 [ 1342.243357][ T32] r4:00000000 [ 1342.243378][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.243473][ T32] Exception stack(0xe08d9d20 to 0xe08d9d68) [ 1342.243564][ T32] 9d20: 863bf000 e06bf000 00000001 80239b98 7f325000 00000001 82ac11c4 82ac05a0 [ 1342.243621][ T32] 9d40: 7f325000 e06bf000 8280c9b4 e08d9d9c e08d9da0 e08d9d70 80230ad4 80239bb0 [ 1342.243659][ T32] 9d60: 80050113 ffffffff [ 1342.243686][ T32] r5:80050113 r4:80239bb0 [ 1342.243731][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1342.243777][ T32] r4:82ac11e4 [ 1342.243798][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.243840][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08d9dc0 r5:e08d9e08 [ 1342.243917][ T32] r4:e08d9dc0 [ 1342.244014][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1342.244059][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9b40 [ 1342.244082][ T32] r4:00000000 [ 1342.244109][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1342.244182][ T32] r9:83018005 r8:84b7bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f09d000 [ 1342.244233][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1342.244278][ T32] r5:00001000 r4:e06eb000 [ 1342.244298][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1342.244335][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.244402][ T32] r5:8512438c r4:85124000 [ 1342.244556][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1342.244606][ T32] r7:dddced40 r6:83018000 r5:8512438c r4:84b0bd00 ** 1 printk messages dropped ** [ 1342.244754][ T32] r10:61c88647 r9:84b7bc00 r8:84b0bd2c r7:82804d40 r6:dddced40 r5:dddced60 ** 7 printk messages dropped ** [ 1342.245159][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1342.245369][ T32] INFO: task kworker/0:811:5494 blocked for more than 468 seconds. ** 2 printk messages dropped ** [ 1342.245452][ T32] task:kworker/0:811 state:D stack:0 pid:5494 tgid:5494 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1342.245873][ T32] r5:849d8c00 r4:829189bc [ 1342.245893][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.245932][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.245978][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebbf5e08 [ 1342.246025][ T32] r4:00000000 [ 1342.246059][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1342.246105][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1342.246142][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1342.246218][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b97800 [ 1342.246265][ T32] r4:00000000 [ 1342.246340][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1342.246385][ T32] r9:83018005 r8:849d8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f06b000 [ 1342.246405][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1342.246443][ T32] r5:00001000 r4:eb371000 [ 1342.246542][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1342.246584][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.246621][ T32] r5:855a138c r4:855a1000 [ 1342.246665][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1342.246712][ T32] r7:dddced40 r6:83018000 r5:855a138c r4:850d8180 [ 1342.246734][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1342.246802][ T32] r10:61c88647 r9:849d8c00 r8:850d81ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1342.246828][ T32] r4:850d8180 [ 1342.246848][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1342.246891][ T32] r10:00000000 r9:850d8180 r8:8027ecf4 r7:ebbfde60 r6:850d8200 r5:849d8c00 [ 1342.246914][ T32] r4:00000001 [ 1342.246957][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.246995][ T32] Exception stack(0xebbf5fb0 to 0xebbf5ff8) [ 1342.247031][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1342.247062][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.247134][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.247220][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1342.247334][ T32] r4:84b977c0 [ 1342.247735][ T32] INFO: task kworker/0:811:5494 is blocked on a mutex likely owned by task kworker/0:315:3960. [ 1342.247772][ T32] task:kworker/0:315 state:R running task stack:0 pid:3960 tgid:3960 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.247837][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.247960][ T32] Call trace: [ 1342.248073][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1342.248131][ T32] r10:8280c9b4 r9:84b7bc00 r8:80200be4 r7:e08d9d54 r6:ffffffff r5:84b7bc00 [ 1342.248179][ T32] r4:00000000 [ 1342.248281][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.248324][ T32] Exception stack(0xe08d9d20 to 0xe08d9d68) [ 1342.248363][ T32] 9d20: 863bf000 e06bf000 00000001 80239b98 7f325000 00000001 82ac11c4 82ac05a0 [ 1342.248391][ T32] 9d40: 7f325000 e06bf000 8280c9b4 e08d9d9c e08d9da0 e08d9d70 80230ad4 80239bb0 [ 1342.248414][ T32] 9d60: 80050113 ffffffff [ 1342.248445][ T32] r5:80050113 r4:80239bb0 [ 1342.248501][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1342.248546][ T32] r4:82ac11e4 [ 1342.248566][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.248606][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08d9dc0 r5:e08d9e08 [ 1342.248626][ T32] r4:e08d9dc0 [ 1342.248645][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1342.248684][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9b40 [ 1342.248705][ T32] r4:00000000 [ 1342.248724][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1342.248787][ T32] r9:83018005 r8:84b7bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f09d000 [ 1342.248813][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) ** 5 printk messages dropped ** [ 1342.249073][ T32] r7:dddced40 r6:83018000 r5:8512438c r4:84b0bd00 ** 8 printk messages dropped ** [ 1342.249490][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1342.249821][ T32] Not tainted 6.15.0-syzkaller #0 [ 1342.249846][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.249866][ T32] task:kworker/1:365 state:D stack:0 pid:5495 tgid:5495 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.249909][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.249965][ T32] Call trace: [ 1342.249995][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1342.250040][ T32] r10:829189c0 r9:ebc05d84 r8:00000002 r7:60000113 r6:ebc05d8c r5:8453bc00 [ 1342.250062][ T32] r4:8453bc00 [ 1342.250098][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1342.250172][ T32] r5:8453bc00 r4:829189bc [ 1342.250195][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.250259][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.250308][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebc05e08 [ 1342.250329][ T32] r4:00000000 [ 1342.250349][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1342.250387][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1342.250423][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1342.250463][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85366f80 [ 1342.250489][ T32] r4:00000000 [ 1342.250566][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1342.284916][ T32] r9:83018205 r8:8453bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f06d000 [ 1342.285096][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1342.285219][ T32] r5:00001000 r4:eb44b000 ** 1 printk messages dropped ** [ 1342.285314][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 6 printk messages dropped ** [ 1342.285912][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) ** 6 printk messages dropped ** [ 1342.286388][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1342.287274][ T32] Call trace: ** 6 printk messages dropped ** [ 1342.288061][ T32] 9d40: 7f325000 e06bf000 8280c9b4 e08d9d9c e08d9da0 e08d9d70 80230ad4 80239bb0 ** 11 printk messages dropped ** [ 1342.288711][ T32] r9:83018005 r8:84b7bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f09d000 ** 12 printk messages dropped ** [ 1342.289742][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1342.290166][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 12 printk messages dropped ** [ 1342.312077][ T32] r5:855e8000 r4:829189bc ** 1 printk messages dropped ** [ 1342.312153][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) ** 12 printk messages dropped ** [ 1342.312828][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1342.313235][ T32] r10:61c88647 r9:855e8000 r8:850d832c r7:82804d40 r6:dddced40 r5:dddced60 [ 1342.313343][ T32] r4:850d8300 [ 1342.313401][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1342.313451][ T32] r10:00000000 r9:850d8300 r8:8027ecf4 r7:ebbfde60 r6:850d8380 r5:855e8000 [ 1342.313565][ T32] r4:00000001 [ 1342.313676][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.313742][ T32] Exception stack(0xebc0dfb0 to 0xebc0dff8) [ 1342.313798][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1342.313848][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.313905][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.313937][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1342.314018][ T32] r4:84b979c0 [ 1342.314572][ T32] INFO: task kworker/0:812:5496 is blocked on a mutex likely owned by task kworker/0:315:3960. [ 1342.314612][ T32] task:kworker/0:315 state:R running task stack:0 pid:3960 tgid:3960 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.314701][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.314748][ T32] Call trace: [ 1342.314779][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1342.314829][ T32] r10:8280c9b4 r9:84b7bc00 r8:80200be4 r7:e08d9d54 r6:ffffffff r5:84b7bc00 [ 1342.314851][ T32] r4:00000000 [ 1342.314897][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.314941][ T32] Exception stack(0xe08d9d20 to 0xe08d9d68) [ 1342.314972][ T32] 9d20: 86d0f000 e06bf000 00000001 80239b98 7f325000 00000001 82ac11c4 82ac05a0 [ 1342.315001][ T32] 9d40: 7f325000 e06bf000 8280c9b4 e08d9d9c e08d9da0 e08d9d70 80230ad4 80239bb0 [ 1342.315025][ T32] 9d60: 80050113 ffffffff [ 1342.315048][ T32] r5:80050113 r4:80239bb0 [ 1342.315068][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1342.315148][ T32] r4:82ac11e4 [ 1342.315170][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.315214][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08d9dc0 r5:e08d9e08 [ 1342.315236][ T32] r4:e08d9dc0 [ 1342.315268][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1342.315317][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9b40 [ 1342.315339][ T32] r4:00000000 [ 1342.315358][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1342.315399][ T32] r9:83018005 r8:84b7bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f09d000 [ 1342.315420][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1342.315464][ T32] r5:00001000 r4:e06eb000 [ 1342.315502][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1342.315569][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.315611][ T32] r5:8512438c r4:85124000 [ 1342.315631][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1342.315679][ T32] r7:dddced40 r6:83018000 r5:8512438c r4:84b0bd00 [ 1342.315702][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1342.315746][ T32] r10:61c88647 r9:84b7bc00 r8:84b0bd2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1342.315792][ T32] r4:84b0bd00 [ 1342.315900][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) ** 1 printk messages dropped ** [ 1342.316039][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1342.316402][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 6 printk messages dropped ** [ 1342.316626][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1342.316932][ T32] r5:855e8c00 r4:829189bc [ 1342.316952][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.316990][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) ** 3 printk messages dropped ** [ 1342.317120][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1342.317574][ T32] r5:8562df8c r4:8562dc00 ** 4 printk messages dropped ** [ 1342.317798][ T32] r4:850e9380 ** 7 printk messages dropped ** [ 1342.318121][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 12 printk messages dropped ** [ 1342.319614][ T32] 9d40: 7f325000 e06bf000 8280c9b4 e08d9d9c e08d9da0 e08d9d70 80230ad4 80239bb0 ** 11 printk messages dropped ** [ 1342.320213][ T32] r9:83018005 r8:84b7bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f09d000 ** 9 printk messages dropped ** [ 1342.344216][ T32] r4:84b0bd00 ** 6 printk messages dropped ** [ 1342.344495][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1342.344752][ T32] INFO: task kworker/0:813:5501 blocked for more than 468 seconds. ** 3 printk messages dropped ** [ 1342.345059][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.345114][ T32] Call trace: [ 1342.345176][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1342.345235][ T32] r10:829189c0 r9:ebc19d84 r8:00000002 r7:60000013 r6:ebc19d8c r5:855e9800 [ 1342.345258][ T32] r4:855e9800 [ 1342.345330][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1342.345377][ T32] r5:855e9800 r4:829189bc [ 1342.345424][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.345468][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.345539][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebc19e08 [ 1342.345566][ T32] r4:00000000 [ 1342.345587][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1342.345653][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1342.345775][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1342.345819][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b97240 [ 1342.345842][ T32] r4:00000000 [ 1342.345862][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1342.345904][ T32] r9:83018005 r8:855e9800 r7:00000000 r6:83018000 r5:00001000 r4:7f075000 [ 1342.345926][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1342.345963][ T32] r5:00001000 r4:eb5cf000 [ 1342.346036][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1342.346078][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.346150][ T32] r5:855a1b8c r4:855a1800 [ 1342.346193][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1342.346265][ T32] r7:dddced40 r6:83018000 r5:855a1b8c r4:850d8480 [ 1342.346377][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1342.346453][ T32] r10:61c88647 r9:855e9800 r8:850d84ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1342.346507][ T32] r4:850d8480 [ 1342.346529][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1342.346580][ T32] r10:00000000 r9:850d8480 r8:8027ecf4 r7:ebc0de60 r6:850d8500 r5:855e9800 [ 1342.346603][ T32] r4:00000001 [ 1342.346621][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.346680][ T32] Exception stack(0xebc19fb0 to 0xebc19ff8) [ 1342.346711][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1342.346739][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.346764][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.346796][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1342.346820][ T32] r4:84b97c80 [ 1342.347372][ T32] INFO: task kworker/0:813:5501 is blocked on a mutex likely owned by task kworker/0:315:3960. [ 1342.347469][ T32] task:kworker/0:315 state:R running task stack:0 pid:3960 tgid:3960 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.347651][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.347705][ T32] Call trace: [ 1342.347911][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1342.348026][ T32] r10:8280c9b4 r9:84b7bc00 r8:80200be4 r7:e08d9d54 r6:ffffffff r5:84b7bc00 [ 1342.348053][ T32] r4:00000000 [ 1342.348073][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 11 printk messages dropped ** [ 1342.348555][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9b40 ** 15 printk messages dropped ** [ 1342.349250][ T32] r4:00000001 ** 9 printk messages dropped ** [ 1342.349931][ T32] Not tainted 6.15.0-syzkaller #0 ** 8 printk messages dropped ** [ 1342.362563][ T32] r5:855ebc00 r4:829189bc ** 3 printk messages dropped ** [ 1342.362718][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1342.362870][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) ** 6 printk messages dropped ** [ 1342.363246][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) ** 7 printk messages dropped ** [ 1342.363679][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) ** 6 printk messages dropped ** [ 1342.364025][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1342.364929][ T32] Workqueue: events bpf_prog_free_deferred ** 4 printk messages dropped ** [ 1342.365463][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 9 printk messages dropped ** [ 1342.366059][ T32] r4:e08d9dc0 ** 8 printk messages dropped ** [ 1342.366533][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 1342.366739][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1342.366803][ T32] r10:61c88647 r9:84b7bc00 r8:84b0bd2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1342.366827][ T32] r4:84b0bd00 [ 1342.366846][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1342.366889][ T32] r10:00000000 r9:84b0bd00 r8:8027ecf4 r7:e08b1e60 r6:85024500 r5:84b7bc00 [ 1342.366911][ T32] r4:00000001 [ 1342.366928][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.366974][ T32] Exception stack(0xe08d9fb0 to 0xe08d9ff8) [ 1342.367003][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1342.367032][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.367091][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.367169][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1342.367208][ T32] r4:850d9a80 [ 1342.367243][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.367330][ T32] INFO: task kworker/1:368:5504 blocked for more than 468 seconds. [ 1342.367393][ T32] Not tainted 6.15.0-syzkaller #0 [ 1342.367429][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.367450][ T32] task:kworker/1:368 state:D stack:0 pid:5504 tgid:5504 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.367530][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.367575][ T32] Call trace: [ 1342.367683][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1342.367792][ T32] r10:829189c0 r9:ebbf9d84 r8:00000002 r7:60000113 r6:ebbf9d8c r5:855f9800 [ 1342.367818][ T32] r4:855f9800 [ 1342.367838][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1342.367878][ T32] r5:855f9800 r4:829189bc [ 1342.367973][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.368032][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.368080][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebbf9e08 [ 1342.368202][ T32] r4:00000000 [ 1342.368226][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1342.368264][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1342.368316][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1342.368360][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8451c980 [ 1342.368382][ T32] r4:00000000 [ 1342.368401][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1342.368440][ T32] r9:83018205 r8:855f9800 r7:00000000 r6:83018200 r5:00001000 r4:7f031000 [ 1342.368498][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1342.368541][ T32] r5:00001000 r4:eb04d000 [ 1342.368561][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1342.368598][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.368635][ T32] r5:8562f78c r4:8562f400 [ 1342.368666][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1342.368749][ T32] r7:ddde2d40 r6:83018200 r5:8562f78c r4:850e9480 [ 1342.368800][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1342.368848][ T32] r10:61c88647 r9:855f9800 r8:850e94ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1342.368947][ T32] r4:850e9480 [ 1342.369021][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1342.369097][ T32] r10:00000000 r9:850e9480 r8:8027ecf4 r7:ebc21e60 r6:850e9500 r5:855f9800 [ 1342.369123][ T32] r4:00000001 [ 1342.369145][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.369189][ T32] Exception stack(0xebbf9fb0 to 0xebbf9ff8) [ 1342.369225][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1342.369252][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.369277][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.369311][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1342.369418][ T32] r4:84b0a140 [ 1342.369777][ T32] INFO: task kworker/1:368:5504 is blocked on a mutex likely owned by task kworker/0:315:3960. [ 1342.369814][ T32] task:kworker/0:315 state:R running task stack:0 pid:3960 tgid:3960 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.369869][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.369923][ T32] Call trace: [ 1342.369967][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1342.370021][ T32] r10:8280c9b4 r9:84b7bc00 r8:80200be4 r7:e08d9d54 r6:ffffffff r5:84b7bc00 [ 1342.370073][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1342.370249][ T32] r5:80050113 r4:80239bb0 ** 9 printk messages dropped ** [ 1342.393989][ T32] r9:83018005 r8:84b7bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f09d000 ** 10 printk messages dropped ** [ 1342.394857][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) ** 5 printk messages dropped ** [ 1342.395175][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 14 printk messages dropped ** [ 1342.395957][ T32] r5:855fb000 r4:829189bc ** 1 printk messages dropped ** [ 1342.396079][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1342.396965][ T32] r5:00001000 r4:eb7c3000 ** 6 printk messages dropped ** [ 1342.397197][ T32] r10:61c88647 r9:855fb000 r8:850d862c r7:82804d40 r6:dddced40 r5:dddced60 ** 12 printk messages dropped ** [ 1342.399426][ T32] task:kworker/0:315 state:R running task stack:0 pid:3960 tgid:3960 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 15 printk messages dropped ** [ 1342.431492][ T32] r4:e08d9dc0 ** 4 printk messages dropped ** [ 1342.431755][ T32] r9:83018005 r8:84b7bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f09d000 [ 1342.431778][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1342.431822][ T32] r5:00001000 r4:e06eb000 [ 1342.431842][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1342.431886][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.431928][ T32] r5:8512438c r4:85124000 [ 1342.432003][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1342.432053][ T32] r7:dddced40 r6:83018000 r5:8512438c r4:84b0bd00 [ 1342.432116][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1342.432176][ T32] r10:61c88647 r9:84b7bc00 r8:84b0bd2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1342.432224][ T32] r4:84b0bd00 [ 1342.432247][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1342.432299][ T32] r10:00000000 r9:84b0bd00 r8:8027ecf4 r7:e08b1e60 r6:85024500 r5:84b7bc00 [ 1342.432323][ T32] r4:00000001 [ 1342.432386][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.432427][ T32] Exception stack(0xe08d9fb0 to 0xe08d9ff8) [ 1342.432485][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1342.432607][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.432708][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.432746][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1342.432808][ T32] r4:850d9a80 [ 1342.432836][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.432881][ T32] INFO: task kworker/1:369:5510 blocked for more than 468 seconds. [ 1342.432961][ T32] Not tainted 6.15.0-syzkaller #0 [ 1342.432990][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.433013][ T32] task:kworker/1:369 state:D stack:0 pid:5510 tgid:5510 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.433144][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.433215][ T32] Call trace: [ 1342.433404][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1342.433456][ T32] r10:829189c0 r9:ebc25d84 r8:00000002 r7:60000113 r6:ebc25d8c r5:855fbc00 [ 1342.433480][ T32] r4:855fbc00 [ 1342.433499][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1342.433609][ T32] r5:855fbc00 r4:829189bc [ 1342.433718][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.433818][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.433868][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebc25e08 [ 1342.433914][ T32] r4:00000000 [ 1342.434024][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1342.434096][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1342.434213][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1342.434258][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b8b340 [ 1342.434281][ T32] r4:00000000 [ 1342.434300][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1342.434400][ T32] r9:83018205 r8:855fbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f07b000 [ 1342.434426][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1342.434465][ T32] r5:00001000 r4:eb777000 [ 1342.434527][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1342.434594][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.434637][ T32] r5:855a238c r4:855a2000 [ 1342.434838][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1342.434964][ T32] r7:ddde2d40 r6:83018200 r5:855a238c r4:850e9600 [ 1342.434989][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1342.435033][ T32] r10:61c88647 r9:855fbc00 r8:850e962c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1342.435055][ T32] r4:850e9600 [ 1342.435074][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1342.435220][ T32] r10:00000000 r9:850e9600 r8:8027ecf4 r7:ebbf9e60 r6:850e9680 r5:855fbc00 [ 1342.435248][ T32] r4:00000001 [ 1342.435267][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.435302][ T32] Exception stack(0xebc25fb0 to 0xebc25ff8) [ 1342.435328][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1342.435370][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.435424][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.435457][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1342.435479][ T32] r4:84b0a3c0 [ 1342.436061][ T32] INFO: task kworker/1:369:5510 is blocked on a mutex likely owned by task kworker/0:315:3960. [ 1342.436135][ T32] task:kworker/0:315 state:R running task stack:0 pid:3960 tgid:3960 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.436291][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.436369][ T32] Call trace: [ 1342.436431][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) ** 3 printk messages dropped ** [ 1342.436693][ T32] Exception stack(0xe08d9d20 to 0xe08d9d68) ** 11 printk messages dropped ** [ 1342.437480][ T32] r4:00000000 ** 8 printk messages dropped ** [ 1342.437962][ T32] r7:dddced40 r6:83018000 r5:8512438c r4:84b0bd00 ** 14 printk messages dropped ** [ 1342.438740][ T32] INFO: task kworker/1:370:5511 blocked for more than 468 seconds. ** 9 printk messages dropped ** [ 1342.439152][ T32] r5:855fc800 r4:829189bc [ 1342.439171][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1342.439292][ T32] r4:00000000 [ 1342.439313][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1342.439452][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1342.439493][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1342.439535][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8547d280 [ 1342.439557][ T32] r4:00000000 [ 1342.439575][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1342.439613][ T32] r9:83018205 r8:855fc800 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [ 1342.439633][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1342.439751][ T32] r5:00001000 r4:eaaab000 [ 1342.439774][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1342.439830][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.439873][ T32] r5:8562ef8c r4:8562ec00 [ 1342.439946][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1342.439992][ T32] r7:ddde2d40 r6:83018200 r5:8562ef8c r4:850e9700 [ 1342.440057][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1342.440167][ T32] r10:61c88647 r9:855fc800 r8:850e972c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1342.440193][ T32] r4:850e9700 [ 1342.440211][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1342.440254][ T32] r10:00000000 r9:850e9700 r8:8027ecf4 r7:ebbf9e60 r6:850e9780 r5:855fc800 [ 1342.440276][ T32] r4:00000001 [ 1342.440294][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.440372][ T32] Exception stack(0xebc09fb0 to 0xebc09ff8) [ 1342.440559][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1342.452951][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.453006][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.453110][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1342.453232][ T32] r4:84b0a3c0 [ 1342.453864][ T32] INFO: task kworker/1:370:5511 is blocked on a mutex likely owned by task kworker/0:315:3960. [ 1342.453965][ T32] task:kworker/0:315 state:R running task stack:0 pid:3960 tgid:3960 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 1342.454686][ T32] r5:80050113 r4:80239bb0 ** 7 printk messages dropped ** [ 1342.455228][ T32] r4:00000000 ** 8 printk messages dropped ** [ 1342.455964][ T32] r7:dddced40 r6:83018000 r5:8512438c r4:84b0bd00 ** 11 printk messages dropped ** [ 1342.456611][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 12 printk messages dropped ** [ 1342.457582][ T32] r5:855ea400 r4:829189bc [ 1342.457628][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 11 printk messages dropped ** [ 1342.458479][ T32] r5:00001000 r4:eb7a3000 ** 9 printk messages dropped ** [ 1342.458985][ T32] r10:00000000 r9:850d8680 r8:8027ecf4 r7:ebc1de60 r6:850d8700 r5:855ea400 ** 13 printk messages dropped ** [ 1342.460018][ T32] r10:8280c9b4 r9:84b7bc00 r8:80200be4 r7:e08d9d54 r6:ffffffff r5:84b7bc00 ** 8 printk messages dropped ** [ 1342.460414][ T32] r4:82ac11e4 ** 5 printk messages dropped ** [ 1342.493602][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1342.493953][ T32] r5:8512438c r4:85124000 ** 1 printk messages dropped ** [ 1342.494036][ T32] r7:dddced40 r6:83018000 r5:8512438c r4:84b0bd00 ** 6 printk messages dropped ** [ 1342.494377][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 7 printk messages dropped ** [ 1342.494632][ T32] INFO: task kworker/0:816:5515 blocked for more than 468 seconds. ** 5 printk messages dropped ** [ 1342.494891][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) ** 3 printk messages dropped ** [ 1342.495041][ T32] r5:855ed400 r4:829189bc ** 1 printk messages dropped ** [ 1342.495165][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.495211][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebc31e08 [ 1342.495304][ T32] r4:00000000 [ 1342.495371][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1342.495412][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1342.495450][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1342.495503][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b8bac0 [ 1342.495529][ T32] r4:00000000 [ 1342.495548][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1342.495588][ T32] r9:83018005 r8:855ed400 r7:00000000 r6:83018000 r5:00001000 r4:7f083000 [ 1342.495609][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1342.495646][ T32] r5:00001000 r4:eb7f3000 [ 1342.495683][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1342.495723][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.495763][ T32] r5:855a338c r4:855a3000 [ 1342.495835][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1342.495880][ T32] r7:dddced40 r6:83018000 r5:855a338c r4:850d8780 [ 1342.495901][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1342.495945][ T32] r10:61c88647 r9:855ed400 r8:850d87ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1342.495984][ T32] r4:850d8780 [ 1342.496005][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1342.496048][ T32] r10:00000000 r9:850d8780 r8:8027ecf4 r7:ebc1de60 r6:850d8800 r5:855ed400 [ 1342.496072][ T32] r4:00000001 [ 1342.496125][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.496164][ T32] Exception stack(0xebc31fb0 to 0xebc31ff8) [ 1342.496190][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1342.496217][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.496242][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.496296][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1342.496323][ T32] r4:84b8b580 [ 1342.496884][ T32] INFO: task kworker/0:816:5515 is blocked on a mutex likely owned by task kworker/0:315:3960. [ 1342.496974][ T32] task:kworker/0:315 state:R running task stack:0 pid:3960 tgid:3960 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.497036][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.497078][ T32] Call trace: [ 1342.497141][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1342.497192][ T32] r10:8280c9b4 r9:84b7bc00 r8:80200be4 r7:e08d9d54 r6:ffffffff r5:84b7bc00 [ 1342.497231][ T32] r4:00000000 [ 1342.497278][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.497340][ T32] Exception stack(0xe08d9d20 to 0xe08d9d68) [ 1342.497398][ T32] 9d20: 88108000 e06bf000 00000001 80239b98 7f325000 00000001 82ac11c4 82ac05a0 ** 3 printk messages dropped ** [ 1342.497510][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) ** 8 printk messages dropped ** [ 1342.497884][ T32] r9:83018005 r8:84b7bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f09d000 ** 6 printk messages dropped ** [ 1342.498185][ T32] r7:dddced40 r6:83018000 r5:8512438c r4:84b0bd00 ** 5 printk messages dropped ** [ 1342.498401][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1342.498572][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1342.499028][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1342.499315][ T32] r5:855fd400 r4:829189bc [ 1342.499372][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.499415][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.499487][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebc35e08 [ 1342.499513][ T32] r4:00000000 [ 1342.499541][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1342.499582][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1342.499618][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1342.499659][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b8b9c0 [ 1342.499760][ T32] r4:00000000 [ 1342.499783][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1342.499823][ T32] r9:83018005 r8:855fd400 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 1342.499868][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1342.499935][ T32] r5:00001000 r4:eb7d3000 [ 1342.499960][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1342.499999][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.500037][ T32] r5:855a2f8c r4:855a2c00 [ 1342.500067][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1342.500124][ T32] r7:dddced40 r6:83018000 r5:855a2f8c r4:850d8880 [ 1342.500144][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1342.500268][ T32] r10:61c88647 r9:855fd400 r8:850d88ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1342.500294][ T32] r4:850d8880 [ 1342.500313][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1342.500383][ T32] r10:00000000 r9:850d8880 r8:8027ecf4 r7:ebc31e60 r6:850e9800 r5:855fd400 [ 1342.500407][ T32] r4:00000001 [ 1342.500426][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.500460][ T32] Exception stack(0xebc35fb0 to 0xebc35ff8) [ 1342.500496][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1342.515577][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.515671][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.515735][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1342.515765][ T32] r4:84b8b580 [ 1342.516332][ T32] INFO: task kworker/0:817:5516 is blocked on a mutex likely owned by task kworker/0:315:3960. [ 1342.516446][ T32] task:kworker/0:315 state:R running task stack:0 pid:3960 tgid:3960 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.516757][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.516869][ T32] Call trace: [ 1342.516932][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1342.516988][ T32] r10:8280c9b4 r9:84b7bc00 r8:80200be4 r7:e08d9d54 r6:ffffffff r5:84b7bc00 [ 1342.517011][ T32] r4:00000000 [ 1342.517058][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.517108][ T32] Exception stack(0xe08d9d20 to 0xe08d9d68) [ 1342.517140][ T32] 9d20: 88220000 e06bf000 00000001 80239b98 7f325000 00000001 82ac11c4 82ac05a0 [ 1342.517168][ T32] 9d40: 7f325000 e06bf000 8280c9b4 e08d9d9c e08d9da0 e08d9d70 80230ad4 80239bb0 [ 1342.517192][ T32] 9d60: 80050113 ffffffff [ 1342.517350][ T32] r5:80050113 r4:80239bb0 [ 1342.517447][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1342.517565][ T32] r4:82ac11e4 [ 1342.517589][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.517642][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08d9dc0 r5:e08d9e08 [ 1342.517670][ T32] r4:e08d9dc0 [ 1342.517689][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1342.517730][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9b40 [ 1342.517751][ T32] r4:00000000 [ 1342.517769][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1342.517868][ T32] r9:83018005 r8:84b7bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f09d000 [ 1342.517893][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1342.518068][ T32] r5:8512438c r4:85124000 ** 5 printk messages dropped ** [ 1342.518606][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) ** 6 printk messages dropped ** [ 1342.518895][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1342.519474][ T32] task:kworker/0:818 state:D stack:0 pid:5520 tgid:5520 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1342.520337][ T32] r5:855f8c00 r4:829189bc [ 1342.520376][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.520580][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.534528][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebc45e08 [ 1342.534577][ T32] r4:00000000 [ 1342.534601][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1342.534680][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1342.534831][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1342.534946][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b8bbc0 [ 1342.534971][ T32] r4:00000000 [ 1342.534993][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1342.535037][ T32] r9:83018005 r8:855f8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f085000 [ 1342.535095][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1342.535168][ T32] r5:00001000 r4:eb815000 [ 1342.535189][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1342.535228][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.535268][ T32] r5:855a378c r4:855a3400 [ 1342.535331][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1342.535385][ T32] r7:dddced40 r6:83018000 r5:855a378c r4:850d8900 [ 1342.535451][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1342.535554][ T32] r10:61c88647 r9:855f8c00 r8:850d892c r7:82804d40 r6:dddced40 r5:dddced60 [ 1342.535666][ T32] r4:850d8900 [ 1342.535720][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1342.535769][ T32] r10:00000000 r9:850d8900 r8:8027ecf4 r7:ebc31e60 r6:850e9880 r5:855f8c00 [ 1342.535792][ T32] r4:00000001 [ 1342.535810][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.535845][ T32] Exception stack(0xebc45fb0 to 0xebc45ff8) [ 1342.535873][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1342.535901][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.535926][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.535954][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1342.535975][ T32] r4:84b8b8c0 [ 1342.536531][ T32] INFO: task kworker/0:818:5520 is blocked on a mutex likely owned by task kworker/0:315:3960. [ 1342.536581][ T32] task:kworker/0:315 state:R running task stack:0 pid:3960 tgid:3960 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.536687][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.536735][ T32] Call trace: [ 1342.536796][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1342.536847][ T32] r10:8280c9b4 r9:84b7bc00 r8:80200be4 r7:e08d9d54 r6:ffffffff r5:84b7bc00 [ 1342.536895][ T32] r4:00000000 [ 1342.536918][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.536962][ T32] Exception stack(0xe08d9d20 to 0xe08d9d68) [ 1342.536993][ T32] 9d20: 8864b000 e06bf000 00000001 80239b98 7f325000 00000001 82ac11c4 82ac05a0 [ 1342.537051][ T32] 9d40: 7f325000 e06bf000 8280c9b4 e08d9d9c e08d9da0 e08d9d70 80230ad4 80239bb0 [ 1342.537083][ T32] 9d60: 80050113 ffffffff [ 1342.537113][ T32] r5:80050113 r4:80239bb0 [ 1342.537175][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1342.537221][ T32] r4:82ac11e4 [ 1342.537268][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.537325][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08d9dc0 r5:e08d9e08 [ 1342.537364][ T32] r4:e08d9dc0 [ 1342.537387][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1342.537429][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9b40 [ 1342.537504][ T32] r4:00000000 [ 1342.537552][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1342.537624][ T32] r9:83018005 r8:84b7bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f09d000 [ 1342.537649][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1342.537849][ T32] r5:8512438c r4:85124000 ** 3 printk messages dropped ** [ 1342.537996][ T32] r10:61c88647 r9:84b7bc00 r8:84b0bd2c r7:82804d40 r6:dddced40 r5:dddced60 ** 7 printk messages dropped ** [ 1342.538294][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1342.538468][ T32] INFO: task kworker/0:819:5522 blocked for more than 469 seconds. ** 5 printk messages dropped ** [ 1342.538690][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) ** 3 printk messages dropped ** [ 1342.538916][ T32] r5:855eb000 r4:829189bc [ 1342.538938][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.538980][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) ** 1 printk messages dropped ** [ 1342.539073][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1342.539222][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) ** 4 printk messages dropped ** [ 1342.539491][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1342.539533][ T32] r5:00001000 r4:eb829000 [ 1342.539555][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1342.539592][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.539674][ T32] r5:855a3b8c r4:855a3800 [ 1342.539723][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1342.539768][ T32] r7:dddced40 r6:83018000 r5:855a3b8c r4:850d8980 [ 1342.539788][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1342.539884][ T32] r10:61c88647 r9:855eb000 r8:850d89ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1342.539990][ T32] r4:850d8980 [ 1342.540081][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1342.540144][ T32] r10:00000000 r9:850d8980 r8:8027ecf4 r7:ebc45e60 r6:850d8a00 r5:855eb000 [ 1342.540177][ T32] r4:00000001 [ 1342.540198][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.540232][ T32] Exception stack(0xebc29fb0 to 0xebc29ff8) [ 1342.540284][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1342.540325][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.540397][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.540429][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1342.540537][ T32] r4:84b8bb40 [ 1342.564613][ T32] INFO: task kworker/0:819:5522 is blocked on a mutex likely owned by task kworker/0:315:3960. [ 1342.564691][ T32] task:kworker/0:315 state:R running task stack:0 pid:3960 tgid:3960 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.564891][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.565060][ T32] Call trace: [ 1342.565197][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1342.565311][ T32] r10:8280c9b4 r9:84b7bc00 r8:80200be4 r7:e08d9d54 r6:ffffffff r5:84b7bc00 [ 1342.565339][ T32] r4:00000000 [ 1342.565386][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.565433][ T32] Exception stack(0xe08d9d20 to 0xe08d9d68) [ 1342.565464][ T32] 9d20: 889ec000 e06bf000 00000001 80239b98 7f325000 00000001 82ac11c4 82ac05a0 [ 1342.565491][ T32] 9d40: 7f325000 e06bf000 8280c9b4 e08d9d9c e08d9da0 e08d9d70 80230ad4 80239bb0 [ 1342.565514][ T32] 9d60: 80050113 ffffffff [ 1342.565537][ T32] r5:80050113 r4:80239bb0 [ 1342.565558][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1342.565601][ T32] r4:82ac11e4 [ 1342.565647][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.565692][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08d9dc0 r5:e08d9e08 [ 1342.565725][ T32] r4:e08d9dc0 [ 1342.565782][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1342.565862][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9b40 [ 1342.565889][ T32] r4:00000000 [ 1342.565909][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1342.565957][ T32] r9:83018005 r8:84b7bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f09d000 [ 1342.566107][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1342.566158][ T32] r5:00001000 r4:e06eb000 [ 1342.566180][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1342.566220][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.566279][ T32] r5:8512438c r4:85124000 [ 1342.566315][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1342.566363][ T32] r7:dddced40 r6:83018000 r5:8512438c r4:84b0bd00 [ 1342.566384][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1342.566430][ T32] r10:61c88647 r9:84b7bc00 r8:84b0bd2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1342.566451][ T32] r4:84b0bd00 [ 1342.566471][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1342.566527][ T32] r10:00000000 r9:84b0bd00 r8:8027ecf4 r7:e08b1e60 r6:85024500 r5:84b7bc00 ** 4 printk messages dropped ** [ 1342.566673][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1342.566885][ T32] Not tainted 6.15.0-syzkaller #0 ** 4 printk messages dropped ** [ 1342.567097][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) ** 3 printk messages dropped ** [ 1342.567284][ T32] r5:855ee000 r4:829189bc [ 1342.567308][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.567401][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) ** 1 printk messages dropped ** [ 1342.567473][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1342.567616][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) ** 5 printk messages dropped ** [ 1342.567895][ T32] r5:00001000 r4:eb86b000 ** 3 printk messages dropped ** [ 1342.568025][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1342.568281][ T32] r10:00000000 r9:850d8a80 r8:8027ecf4 r7:ebc29e60 r6:850d8b00 r5:855ee000 ** 5 printk messages dropped ** [ 1342.568701][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1342.569464][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1342.569699][ T32] Exception stack(0xe08d9d20 to 0xe08d9d68) ** 6 printk messages dropped ** [ 1342.570064][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) ** 6 printk messages dropped ** [ 1342.570317][ T32] r9:83018005 r8:84b7bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f09d000 [ 1342.570338][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1342.570482][ T32] r5:00001000 r4:e06eb000 [ 1342.570569][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1342.578784][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.578877][ T32] r5:8512438c r4:85124000 [ 1342.578932][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1342.578982][ T32] r7:dddced40 r6:83018000 r5:8512438c r4:84b0bd00 [ 1342.579003][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1342.579049][ T32] r10:61c88647 r9:84b7bc00 r8:84b0bd2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1342.579070][ T32] r4:84b0bd00 [ 1342.579140][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1342.579202][ T32] r10:00000000 r9:84b0bd00 r8:8027ecf4 r7:e08b1e60 r6:85024500 r5:84b7bc00 [ 1342.579227][ T32] r4:00000001 [ 1342.579247][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.579337][ T32] Exception stack(0xe08d9fb0 to 0xe08d9ff8) [ 1342.579445][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1342.579530][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.579645][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.579677][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1342.579725][ T32] r4:850d9a80 [ 1342.579752][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.579782][ T32] INFO: task kworker/0:821:5524 blocked for more than 469 seconds. [ 1342.579814][ T32] Not tainted 6.15.0-syzkaller #0 [ 1342.579838][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.579861][ T32] task:kworker/0:821 state:D stack:0 pid:5524 tgid:5524 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.579968][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.580013][ T32] Call trace: [ 1342.580045][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1342.580118][ T32] r10:829189c0 r9:ebc49d84 r8:00000002 r7:60000113 r6:ebc49d8c r5:855eec00 [ 1342.580145][ T32] r4:855eec00 [ 1342.580166][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1342.580208][ T32] r5:855eec00 r4:829189bc [ 1342.580227][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.580266][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.580310][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebc49e08 [ 1342.580333][ T32] r4:00000000 [ 1342.580372][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1342.580444][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1342.580487][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1342.580611][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b8be40 [ 1342.591168][ T32] r4:00000000 [ 1342.591222][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1342.591349][ T32] r9:83018005 r8:855eec00 r7:00000000 r6:83018000 r5:00001000 r4:7f089000 [ 1342.591377][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1342.591423][ T32] r5:00001000 r4:eb845000 [ 1342.591444][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1342.591482][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.591523][ T32] r5:855a3f8c r4:855a3c00 [ 1342.591544][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1342.591667][ T32] r7:dddced40 r6:83018000 r5:855a3f8c r4:850d8b80 [ 1342.591693][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1342.591741][ T32] r10:61c88647 r9:855eec00 r8:850d8bac r7:82804d40 r6:dddced40 r5:dddced60 [ 1342.591789][ T32] r4:850d8b80 [ 1342.591916][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1342.591965][ T32] r10:00000000 r9:850d8b80 r8:8027ecf4 r7:ebc39e60 r6:850d8c00 r5:855eec00 [ 1342.592064][ T32] r4:00000001 [ 1342.592092][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.592143][ T32] Exception stack(0xebc49fb0 to 0xebc49ff8) [ 1342.592176][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1342.592206][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.592233][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.592262][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1342.592295][ T32] r4:84b8bb40 [ 1342.592821][ T32] INFO: task kworker/0:821:5524 is blocked on a mutex likely owned by task kworker/0:315:3960. [ 1342.592860][ T32] task:kworker/0:315 state:R running task stack:0 pid:3960 tgid:3960 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.593051][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.593146][ T32] Call trace: [ 1342.593249][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1342.593305][ T32] r10:8280c9b4 r9:84b7bc00 r8:80200be4 r7:e08d9d54 r6:ffffffff r5:84b7bc00 [ 1342.593356][ T32] r4:00000000 [ 1342.593416][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.593487][ T32] Exception stack(0xe08d9d20 to 0xe08d9d68) [ 1342.593545][ T32] 9d20: 88b4a000 e06bf000 00000001 80239b98 7f325000 00000001 82ac11c4 82ac05a0 [ 1342.593578][ T32] 9d40: 7f325000 e06bf000 8280c9b4 e08d9d9c e08d9da0 e08d9d70 80230ad4 80239bb0 [ 1342.593603][ T32] 9d60: 80050113 ffffffff [ 1342.593677][ T32] r5:80050113 r4:80239bb0 [ 1342.593701][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1342.593771][ T32] r4:82ac11e4 [ 1342.593795][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.593837][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08d9dc0 r5:e08d9e08 [ 1342.593882][ T32] r4:e08d9dc0 [ 1342.593905][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1342.593973][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9b40 [ 1342.594041][ T32] r4:00000000 [ 1342.594093][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1342.594146][ T32] r9:83018005 r8:84b7bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f09d000 [ 1342.594196][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1342.594239][ T32] r5:00001000 r4:e06eb000 [ 1342.594258][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1342.594323][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.594365][ T32] r5:8512438c r4:85124000 [ 1342.594438][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1342.594485][ T32] r7:dddced40 r6:83018000 r5:8512438c r4:84b0bd00 [ 1342.594506][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1342.594550][ T32] r10:61c88647 r9:84b7bc00 r8:84b0bd2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1342.594582][ T32] r4:84b0bd00 [ 1342.594605][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1342.594650][ T32] r10:00000000 r9:84b0bd00 r8:8027ecf4 r7:e08b1e60 r6:85024500 r5:84b7bc00 [ 1342.594672][ T32] r4:00000001 [ 1342.594690][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.594722][ T32] Exception stack(0xe08d9fb0 to 0xe08d9ff8) [ 1342.594747][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1342.594774][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.594799][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.594841][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1342.594919][ T32] r4:850d9a80 [ 1342.595036][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 3 printk messages dropped ** [ 1342.595211][ T32] task:kworker/0:822 state:D stack:0 pid:5526 tgid:5526 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1342.595873][ T32] r5:855ec800 r4:829189bc [ 1342.595896][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.595980][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.596065][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebc51e08 [ 1342.596097][ T32] r4:00000000 [ 1342.596169][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1342.596239][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1342.596367][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1342.596463][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b8b100 [ 1342.596489][ T32] r4:00000000 [ 1342.596561][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1342.596607][ T32] r9:83018005 r8:855ec800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [ 1342.596685][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1342.596727][ T32] r5:00001000 r4:eb85b000 [ 1342.596756][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1342.596797][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.596837][ T32] r5:855a838c r4:855a8000 [ 1342.596890][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1342.596936][ T32] r7:dddced40 r6:83018000 r5:855a838c r4:850d8c80 [ 1342.597014][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1342.597062][ T32] r10:61c88647 r9:855ec800 r8:850d8cac r7:82804d40 r6:dddced40 r5:dddced60 [ 1342.597084][ T32] r4:850d8c80 [ 1342.597139][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1342.597187][ T32] r10:00000000 r9:850d8c80 r8:8027ecf4 r7:ebc39e60 r6:850d8d00 r5:855ec800 [ 1342.597235][ T32] r4:00000001 [ 1342.597257][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.597293][ T32] Exception stack(0xebc51fb0 to 0xebc51ff8) [ 1342.597346][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1342.597378][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.597458][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.597490][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1342.597538][ T32] r4:84b8bf80 [ 1342.597933][ T32] INFO: task kworker/0:822:5526 is blocked on a mutex likely owned by task kworker/0:315:3960. [ 1342.597970][ T32] task:kworker/0:315 state:R running task stack:0 pid:3960 tgid:3960 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.598147][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.598226][ T32] Call trace: [ 1342.598257][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1342.598306][ T32] r10:8280c9b4 r9:84b7bc00 r8:80200be4 r7:e08d9d54 r6:ffffffff r5:84b7bc00 [ 1342.598330][ T32] r4:00000000 [ 1342.598370][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.598412][ T32] Exception stack(0xe08d9d20 to 0xe08d9d68) [ 1342.598442][ T32] 9d20: 88b4a000 e06bf000 00000001 80239b98 7f325000 00000001 82ac11c4 82ac05a0 [ 1342.598472][ T32] 9d40: 7f325000 e06bf000 8280c9b4 e08d9d9c e08d9da0 e08d9d70 80230ad4 80239bb0 [ 1342.598601][ T32] 9d60: 80050113 ffffffff [ 1342.598660][ T32] r5:80050113 r4:80239bb0 [ 1342.598683][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1342.598778][ T32] r4:82ac11e4 [ 1342.598803][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.598845][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08d9dc0 r5:e08d9e08 [ 1342.598974][ T32] r4:e08d9dc0 [ 1342.599022][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1342.599068][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9b40 [ 1342.599095][ T32] r4:00000000 [ 1342.599188][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1342.599262][ T32] r9:83018005 r8:84b7bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f09d000 [ 1342.599290][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1342.599332][ T32] r5:00001000 r4:e06eb000 [ 1342.599354][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1342.599392][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.599494][ T32] r5:8512438c r4:85124000 [ 1342.599569][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1342.599615][ T32] r7:dddced40 r6:83018000 r5:8512438c r4:84b0bd00 [ 1342.599682][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1342.599791][ T32] r10:61c88647 r9:84b7bc00 r8:84b0bd2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1342.599831][ T32] r4:84b0bd00 [ 1342.599879][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1342.599928][ T32] r10:00000000 r9:84b0bd00 r8:8027ecf4 r7:e08b1e60 r6:85024500 r5:84b7bc00 [ 1342.599951][ T32] r4:00000001 [ 1342.599969][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.600028][ T32] Exception stack(0xe08d9fb0 to 0xe08d9ff8) [ 1342.600057][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1342.600094][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.600124][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.600153][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1342.600174][ T32] r4:850d9a80 [ 1342.600194][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.600246][ T32] INFO: task kworker/0:823:5528 blocked for more than 469 seconds. [ 1342.600277][ T32] Not tainted 6.15.0-syzkaller #0 [ 1342.600301][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.600322][ T32] task:kworker/0:823 state:D stack:0 pid:5528 tgid:5528 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.600428][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.622941][ T32] Call trace: [ 1342.623176][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1342.623260][ T32] r10:829189c0 r9:ebc4dd84 r8:00000002 r7:60000113 r6:ebc4dd8c r5:855e0c00 [ 1342.623284][ T32] r4:855e0c00 [ 1342.623323][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1342.623369][ T32] r5:855e0c00 r4:829189bc [ 1342.623389][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.623430][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.623504][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebc4de08 [ 1342.623615][ T32] r4:00000000 [ 1342.623653][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1342.623824][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1342.623895][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1342.623942][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b960c0 [ 1342.623965][ T32] r4:00000000 [ 1342.623987][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1342.624029][ T32] r9:83018005 r8:855e0c00 r7:00000000 r6:83018000 r5:00001000 r4:7f099000 [ 1342.624051][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1342.624103][ T32] r5:00001000 r4:eb887000 [ 1342.624127][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1342.624223][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.624342][ T32] r5:855a8b8c r4:855a8800 [ 1342.624366][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1342.624412][ T32] r7:dddced40 r6:83018000 r5:855a8b8c r4:850d8d80 [ 1342.624458][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1342.624507][ T32] r10:61c88647 r9:855e0c00 r8:850d8dac r7:82804d40 r6:dddced40 r5:dddced60 [ 1342.624541][ T32] r4:850d8d80 [ 1342.624565][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1342.624688][ T32] r10:00000000 r9:850d8d80 r8:8027ecf4 r7:ebc39e60 r6:850d8e00 r5:855e0c00 [ 1342.624714][ T32] r4:00000001 [ 1342.624734][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.624770][ T32] Exception stack(0xebc4dfb0 to 0xebc4dff8) [ 1342.624798][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1342.624851][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.624881][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.624911][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1342.624934][ T32] r4:85369f40 [ 1342.625462][ T32] INFO: task kworker/0:823:5528 is blocked on a mutex likely owned by task kworker/0:315:3960. [ 1342.625528][ T32] task:kworker/0:315 state:R running task stack:0 pid:3960 tgid:3960 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.625707][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.625757][ T32] Call trace: [ 1342.625823][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1342.625879][ T32] r10:8280c9b4 r9:84b7bc00 r8:80200be4 r7:e08d9d54 r6:ffffffff r5:84b7bc00 [ 1342.625927][ T32] r4:00000000 [ 1342.626002][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.626047][ T32] Exception stack(0xe08d9d20 to 0xe08d9d68) [ 1342.626093][ T32] 9d20: 88e53000 e06bf000 00000001 80239b98 7f325000 00000001 82ac11c4 82ac05a0 [ 1342.626133][ T32] 9d40: 7f325000 e06bf000 8280c9b4 e08d9d9c e08d9da0 e08d9d70 80230ad4 80239bb0 [ 1342.626157][ T32] 9d60: 80050113 ffffffff [ 1342.626180][ T32] r5:80050113 r4:80239bb0 [ 1342.626201][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1342.626243][ T32] r4:82ac11e4 [ 1342.626263][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.626330][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08d9dc0 r5:e08d9e08 [ 1342.626394][ T32] r4:e08d9dc0 [ 1342.626418][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1342.626461][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9b40 [ 1342.626522][ T32] r4:00000000 [ 1342.626546][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1342.626598][ T32] r9:83018005 r8:84b7bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f09d000 [ 1342.626622][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1342.626663][ T32] r5:00001000 r4:e06eb000 ** 2 printk messages dropped ** [ 1342.626815][ T32] r5:8512438c r4:85124000 ** 2 printk messages dropped ** [ 1342.626929][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) ** 4 printk messages dropped ** [ 1342.627102][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1342.627304][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1342.627454][ T32] INFO: task kworker/0:824:5532 blocked for more than 469 seconds. ** 7 printk messages dropped ** [ 1342.627889][ T32] r4:849db000 ** 1 printk messages dropped ** [ 1342.627977][ T32] r5:849db000 r4:829189bc [ 1342.628017][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.628132][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) ** 1 printk messages dropped ** [ 1342.628232][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1342.628344][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1342.628666][ T32] r5:00001000 r4:dfb3f000 ** 3 printk messages dropped ** [ 1342.628879][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1342.628979][ T32] r7:dddced40 r6:83018000 r5:855a938c r4:850d8e80 [ 1342.629003][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1342.629069][ T32] r10:61c88647 r9:849db000 r8:850d8eac r7:82804d40 r6:dddced40 r5:dddced60 [ 1342.629154][ T32] r4:850d8e80 [ 1342.629177][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1342.629221][ T32] r10:00000000 r9:850d8e80 r8:8027ecf4 r7:ebc4de60 r6:850d8f00 r5:849db000 [ 1342.629267][ T32] r4:00000001 [ 1342.629289][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.629377][ T32] Exception stack(0xebc55fb0 to 0xebc55ff8) [ 1342.629432][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1342.629474][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.629537][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.629569][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1342.629591][ T32] r4:84b961c0 [ 1342.629994][ T32] INFO: task kworker/0:824:5532 is blocked on a mutex likely owned by task kworker/0:315:3960. [ 1342.630040][ T32] task:kworker/0:315 state:R running task stack:0 pid:3960 tgid:3960 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.630142][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.630244][ T32] Call trace: [ 1342.630361][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1342.630412][ T32] r10:8280c9b4 r9:84b7bc00 r8:80200be4 r7:e08d9d54 r6:ffffffff r5:84b7bc00 [ 1342.630435][ T32] r4:00000000 [ 1342.630454][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.630589][ T32] Exception stack(0xe08d9d20 to 0xe08d9d68) [ 1342.648021][ T32] 9d20: 8925d000 e06bf000 00000001 80239b98 7f325000 00000001 82ac11c4 82ac05a0 [ 1342.648079][ T32] 9d40: 7f325000 e06bf000 8280c9b4 e08d9d9c e08d9da0 e08d9d70 80230ad4 80239bb0 [ 1342.648147][ T32] 9d60: 80050113 ffffffff [ 1342.648192][ T32] r5:80050113 r4:80239bb0 [ 1342.648218][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1342.648388][ T32] r4:82ac11e4 [ 1342.648500][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.648548][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08d9dc0 r5:e08d9e08 [ 1342.648570][ T32] r4:e08d9dc0 [ 1342.648589][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1342.648631][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9b40 [ 1342.648655][ T32] r4:00000000 [ 1342.648674][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1342.648715][ T32] r9:83018005 r8:84b7bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f09d000 [ 1342.648736][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1342.648776][ T32] r5:00001000 r4:e06eb000 [ 1342.648823][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1342.648908][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.648955][ T32] r5:8512438c r4:85124000 [ 1342.649028][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1342.649093][ T32] r7:dddced40 r6:83018000 r5:8512438c r4:84b0bd00 [ 1342.649117][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1342.649163][ T32] r10:61c88647 r9:84b7bc00 r8:84b0bd2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1342.649190][ T32] r4:84b0bd00 [ 1342.649222][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1342.649297][ T32] r10:00000000 r9:84b0bd00 r8:8027ecf4 r7:e08b1e60 r6:85024500 r5:84b7bc00 [ 1342.649322][ T32] r4:00000001 [ 1342.649376][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.649496][ T32] Exception stack(0xe08d9fb0 to 0xe08d9ff8) [ 1342.649525][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1342.649597][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.649626][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.649695][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1342.649720][ T32] r4:850d9a80 [ 1342.649746][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.649778][ T32] INFO: task kworker/0:825:5533 blocked for more than 469 seconds. [ 1342.649810][ T32] Not tainted 6.15.0-syzkaller #0 [ 1342.649859][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.649885][ T32] task:kworker/0:825 state:D stack:0 pid:5533 tgid:5533 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.649960][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.650092][ T32] Call trace: [ 1342.650134][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1342.650185][ T32] r10:829189c0 r9:ebc59d84 r8:00000002 r7:60000013 r6:ebc59d8c r5:849e8000 [ 1342.650306][ T32] r4:849e8000 [ 1342.650420][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1342.650563][ T32] r5:849e8000 r4:829189bc [ 1342.665779][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.665872][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.665922][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebc59e08 [ 1342.665946][ T32] r4:00000000 [ 1342.665967][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1342.666083][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1342.666133][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1342.666187][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b96280 [ 1342.666242][ T32] r4:00000000 [ 1342.666266][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1342.666376][ T32] r9:83018005 r8:849e8000 r7:00000000 r6:83018000 r5:00001000 r4:7f013000 [ 1342.666404][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1342.666458][ T32] r5:00001000 r4:dfac7000 [ 1342.666482][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1342.666577][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.666621][ T32] r5:855a8f8c r4:855a8c00 [ 1342.666641][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1342.666684][ T32] r7:dddced40 r6:83018000 r5:855a8f8c r4:850d8f80 [ 1342.666704][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1342.666773][ T32] r10:61c88647 r9:849e8000 r8:850d8fac r7:82804d40 r6:dddced40 r5:dddced60 [ 1342.666800][ T32] r4:850d8f80 [ 1342.666820][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1342.666865][ T32] r10:00000000 r9:850d8f80 r8:8027ecf4 r7:ebc55e60 r6:850e4000 r5:849e8000 [ 1342.666887][ T32] r4:00000001 [ 1342.666906][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.666951][ T32] Exception stack(0xebc59fb0 to 0xebc59ff8) [ 1342.666984][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1342.667013][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.667039][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.667067][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1342.667145][ T32] r4:84b961c0 [ 1342.667715][ T32] INFO: task kworker/0:825:5533 is blocked on a mutex likely owned by task kworker/0:315:3960. [ 1342.667758][ T32] task:kworker/0:315 state:R running task stack:0 pid:3960 tgid:3960 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.667829][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.667907][ T32] Call trace: [ 1342.667993][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1342.668047][ T32] r10:8280c9b4 r9:84b7bc00 r8:80200be4 r7:e08d9d54 r6:ffffffff r5:84b7bc00 [ 1342.668071][ T32] r4:00000000 [ 1342.668096][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.668135][ T32] Exception stack(0xe08d9d20 to 0xe08d9d68) [ 1342.668164][ T32] 9d20: 89472000 e06bf000 00000001 80239b98 7f325000 00000001 82ac11c4 82ac05a0 [ 1342.668194][ T32] 9d40: 7f325000 e06bf000 8280c9b4 e08d9d9c e08d9da0 e08d9d70 80230ad4 80239bb0 [ 1342.668218][ T32] 9d60: 80050113 ffffffff [ 1342.668252][ T32] r5:80050113 r4:80239bb0 [ 1342.668275][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1342.668342][ T32] r4:82ac11e4 [ 1342.668392][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.668441][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08d9dc0 r5:e08d9e08 [ 1342.668466][ T32] r4:e08d9dc0 [ 1342.668486][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) ** 3 printk messages dropped ** [ 1342.668605][ T32] r9:83018005 r8:84b7bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f09d000 ** 6 printk messages dropped ** [ 1342.668944][ T32] r7:dddced40 r6:83018000 r5:8512438c r4:84b0bd00 ** 5 printk messages dropped ** [ 1342.669269][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1342.669450][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1342.669677][ T32] Not tainted 6.15.0-syzkaller #0 [ 1342.669703][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.669762][ T32] task:kworker/0:826 state:D stack:0 pid:5536 tgid:5536 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.669811][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.669868][ T32] Call trace: [ 1342.669897][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1342.669942][ T32] r10:829189c0 r9:ebc5dd84 r8:00000002 r7:60000113 r6:ebc5dd8c r5:849e8c00 [ 1342.669964][ T32] r4:849e8c00 [ 1342.669982][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1342.670051][ T32] r5:849e8c00 r4:829189bc [ 1342.670095][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.670140][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.670186][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebc5de08 [ 1342.670208][ T32] r4:00000000 [ 1342.670226][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1342.670274][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1342.670322][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1342.670388][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b96bc0 [ 1342.670492][ T32] r4:00000000 [ 1342.670583][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1342.681328][ T32] r9:83018005 r8:849e8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f043000 [ 1342.681398][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1342.681470][ T32] r5:00001000 r4:eaf2b000 [ 1342.681516][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1342.681561][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.681612][ T32] r5:855aa78c r4:855aa400 [ 1342.681636][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1342.681685][ T32] r7:dddced40 r6:83018000 r5:855aa78c r4:850e4080 [ 1342.681706][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1342.681770][ T32] r10:61c88647 r9:849e8c00 r8:850e40ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1342.681796][ T32] r4:850e4080 [ 1342.681869][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1342.681982][ T32] r10:00000000 r9:850e4080 r8:8027ecf4 r7:ebc55e60 r6:850e4100 r5:849e8c00 [ 1342.682008][ T32] r4:00000001 [ 1342.682028][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.682065][ T32] Exception stack(0xebc5dfb0 to 0xebc5dff8) [ 1342.682126][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1342.682184][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.682239][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.682270][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1342.682292][ T32] r4:84b96340 [ 1342.682906][ T32] INFO: task kworker/0:826:5536 is blocked on a mutex likely owned by task kworker/0:315:3960. [ 1342.682954][ T32] task:kworker/0:315 state:R running task stack:0 pid:3960 tgid:3960 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.683205][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.683408][ T32] Call trace: [ 1342.683514][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) ** 1 printk messages dropped ** [ 1342.683636][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1342.683777][ T32] 9d40: 7f325000 e06bf000 8280c9b4 e08d9d9c e08d9da0 e08d9d70 80230ad4 80239bb0 ** 5 printk messages dropped ** [ 1342.683952][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08d9dc0 r5:e08d9e08 ** 5 printk messages dropped ** [ 1342.684137][ T32] r9:83018005 r8:84b7bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f09d000 ** 5 printk messages dropped ** [ 1342.684343][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) ** 4 printk messages dropped ** [ 1342.684584][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) ** 7 printk messages dropped ** [ 1342.685071][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 5 printk messages dropped ** [ 1342.685554][ T32] task:kworker/0:827 state:D stack:0 pid:5537 tgid:5537 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1342.685902][ T32] r5:849e9800 r4:829189bc ** 1 printk messages dropped ** [ 1342.686050][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) ** 1 printk messages dropped ** [ 1342.686125][ T32] r4:00000000 [ 1342.686156][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1342.686198][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1342.686347][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1342.686393][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b965c0 [ 1342.686430][ T32] r4:00000000 [ 1342.686452][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1342.686492][ T32] r9:83018005 r8:849e9800 r7:00000000 r6:83018000 r5:00001000 r4:7f03b000 [ 1342.686539][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1342.686581][ T32] r5:00001000 r4:e07b7000 [ 1342.686600][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1342.686641][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.686679][ T32] r5:855a978c r4:855a9400 [ 1342.686698][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1342.686774][ T32] r7:dddced40 r6:83018000 r5:855a978c r4:850e4180 [ 1342.686810][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1342.686909][ T32] r10:61c88647 r9:849e9800 r8:850e41ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1342.686990][ T32] r4:850e4180 [ 1342.687013][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1342.687066][ T32] r10:00000000 r9:850e4180 r8:8027ecf4 r7:ebc5de60 r6:850e4200 r5:849e9800 [ 1342.687093][ T32] r4:00000001 [ 1342.687112][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.687201][ T32] Exception stack(0xeb8a9fb0 to 0xeb8a9ff8) [ 1342.687233][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1342.687314][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.687344][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.687372][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1342.687393][ T32] r4:84b96340 [ 1342.687757][ T32] INFO: task kworker/0:827:5537 is blocked on a mutex likely owned by task kworker/0:315:3960. [ 1342.687793][ T32] task:kworker/0:315 state:R running task stack:0 pid:3960 tgid:3960 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.687933][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.687999][ T32] Call trace: [ 1342.688033][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1342.688081][ T32] r10:8280c9b4 r9:84b7bc00 r8:80200be4 r7:e08d9d54 r6:ffffffff r5:84b7bc00 [ 1342.688122][ T32] r4:00000000 [ 1342.688145][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.688212][ T32] Exception stack(0xe08d9d20 to 0xe08d9d68) [ 1342.688245][ T32] 9d20: 895ad000 e06bf000 00000001 80239b98 7f325000 00000001 82ac11c4 82ac05a0 [ 1342.688274][ T32] 9d40: 7f325000 e06bf000 8280c9b4 e08d9d9c e08d9da0 e08d9d70 80230ad4 80239bb0 [ 1342.688309][ T32] 9d60: 80050113 ffffffff [ 1342.688334][ T32] r5:80050113 r4:80239bb0 [ 1342.688354][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1342.688395][ T32] r4:82ac11e4 [ 1342.688467][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.688519][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08d9dc0 r5:e08d9e08 [ 1342.688541][ T32] r4:e08d9dc0 [ 1342.688561][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1342.688603][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9b40 [ 1342.688625][ T32] r4:00000000 [ 1342.688668][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1342.688715][ T32] r9:83018005 r8:84b7bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f09d000 [ 1342.688812][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1342.688931][ T32] r5:00001000 r4:e06eb000 [ 1342.689019][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1342.689091][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.689134][ T32] r5:8512438c r4:85124000 [ 1342.689153][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1342.689222][ T32] r7:dddced40 r6:83018000 r5:8512438c r4:84b0bd00 [ 1342.689271][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1342.689345][ T32] r10:61c88647 r9:84b7bc00 r8:84b0bd2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1342.689380][ T32] r4:84b0bd00 [ 1342.689402][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1342.689446][ T32] r10:00000000 r9:84b0bd00 r8:8027ecf4 r7:e08b1e60 r6:85024500 r5:84b7bc00 [ 1342.689467][ T32] r4:00000001 [ 1342.689513][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.689563][ T32] Exception stack(0xe08d9fb0 to 0xe08d9ff8) [ 1342.689618][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1342.689648][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.689674][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.689767][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1342.689794][ T32] r4:850d9a80 [ 1342.689825][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.689882][ T32] INFO: task kworker/0:828:5539 blocked for more than 469 seconds. [ 1342.689914][ T32] Not tainted 6.15.0-syzkaller #0 [ 1342.689941][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.689962][ T32] task:kworker/0:828 state:D stack:0 pid:5539 tgid:5539 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.690097][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.690194][ T32] Call trace: [ 1342.690253][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1342.690301][ T32] r10:829189c0 r9:eb931d84 r8:00000002 r7:60000013 r6:eb931d8c r5:849ea400 [ 1342.690324][ T32] r4:849ea400 [ 1342.690343][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1342.690382][ T32] r5:849ea400 r4:829189bc [ 1342.690400][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.690438][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.690532][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb931e08 [ 1342.724402][ T32] r4:00000000 [ 1342.724474][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1342.724563][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1342.724612][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1342.724740][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b96780 [ 1342.724767][ T32] r4:00000000 [ 1342.724788][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1342.724918][ T32] r9:83018005 r8:849ea400 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [ 1342.724945][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1342.725013][ T32] r5:00001000 r4:eaa69000 [ 1342.725037][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1342.725091][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.725186][ T32] r5:855a9b8c r4:855a9800 [ 1342.725238][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1342.725294][ T32] r7:dddced40 r6:83018000 r5:855a9b8c r4:850e4280 [ 1342.725315][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1342.725359][ T32] r10:61c88647 r9:849ea400 r8:850e42ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1342.725412][ T32] r4:850e4280 [ 1342.725513][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1342.725568][ T32] r10:00000000 r9:850e4280 r8:8027ecf4 r7:ebc5de60 r6:850e4300 r5:849ea400 [ 1342.725591][ T32] r4:00000001 [ 1342.725610][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.725695][ T32] Exception stack(0xeb931fb0 to 0xeb931ff8) [ 1342.725888][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1342.725920][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.725956][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.725984][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1342.726006][ T32] r4:84b96740 [ 1342.726536][ T32] INFO: task kworker/0:828:5539 is blocked on a mutex likely owned by task kworker/0:315:3960. [ 1342.726600][ T32] task:kworker/0:315 state:R running task stack:0 pid:3960 tgid:3960 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.726729][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.726816][ T32] Call trace: [ 1342.726848][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1342.726966][ T32] r10:8280c9b4 r9:84b7bc00 r8:80200be4 r7:e08d9d54 r6:ffffffff r5:84b7bc00 ** 1 printk messages dropped ** [ 1342.727014][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 8 printk messages dropped ** [ 1342.727367][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08d9dc0 r5:e08d9e08 ** 9 printk messages dropped ** [ 1342.727735][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 6 printk messages dropped ** [ 1342.728041][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) ** 5 printk messages dropped ** [ 1342.728255][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1342.728379][ T32] INFO: task kworker/0:829:5541 blocked for more than 469 seconds. ** 5 printk messages dropped ** [ 1342.728718][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) ** 3 printk messages dropped ** [ 1342.728885][ T32] r5:849eb000 r4:829189bc [ 1342.728906][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.728945][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.728990][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eba19e08 [ 1342.729027][ T32] r4:00000000 [ 1342.729075][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1342.729153][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1342.729194][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1342.729240][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b96940 [ 1342.729263][ T32] r4:00000000 [ 1342.729281][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1342.729349][ T32] r9:83018005 r8:849eb000 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [ 1342.729374][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1342.729412][ T32] r5:00001000 r4:eac43000 [ 1342.729432][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1342.729469][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.729507][ T32] r5:855a9f8c r4:855a9c00 [ 1342.729526][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1342.729629][ T32] r7:dddced40 r6:83018000 r5:855a9f8c r4:850e4380 [ 1342.729653][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1342.729698][ T32] r10:61c88647 r9:849eb000 r8:850e43ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1342.729719][ T32] r4:850e4380 [ 1342.729814][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1342.729861][ T32] r10:00000000 r9:850e4380 r8:8027ecf4 r7:ebc5de60 r6:850e4400 r5:849eb000 [ 1342.729892][ T32] r4:00000001 [ 1342.729914][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.729947][ T32] Exception stack(0xeba19fb0 to 0xeba19ff8) [ 1342.729977][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1342.730059][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.730095][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.730126][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1342.730147][ T32] r4:84b96740 [ 1342.737990][ T32] INFO: task kworker/0:829:5541 is blocked on a mutex likely owned by task kworker/0:315:3960. [ 1342.738116][ T32] task:kworker/0:315 state:R running task stack:0 pid:3960 tgid:3960 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.738195][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.738255][ T32] Call trace: [ 1342.738301][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1342.738388][ T32] r10:8280c9b4 r9:84b7bc00 r8:80200be4 r7:e08d9d54 r6:ffffffff r5:84b7bc00 [ 1342.738446][ T32] r4:00000000 [ 1342.738495][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.738543][ T32] Exception stack(0xe08d9d20 to 0xe08d9d68) [ 1342.738575][ T32] 9d20: 89d75000 e06bf000 00000001 80239b98 7f325000 00000001 82ac11c4 82ac05a0 [ 1342.738618][ T32] 9d40: 7f325000 e06bf000 8280c9b4 e08d9d9c e08d9da0 e08d9d70 80230ad4 80239bb0 [ 1342.738663][ T32] 9d60: 80050113 ffffffff [ 1342.738722][ T32] r5:80050113 r4:80239bb0 [ 1342.738746][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1342.738831][ T32] r4:82ac11e4 [ 1342.738855][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.738898][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08d9dc0 r5:e08d9e08 [ 1342.738921][ T32] r4:e08d9dc0 [ 1342.738939][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1342.738979][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9b40 [ 1342.739000][ T32] r4:00000000 [ 1342.739019][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1342.739061][ T32] r9:83018005 r8:84b7bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f09d000 [ 1342.739109][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1342.739185][ T32] r5:00001000 r4:e06eb000 [ 1342.739225][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1342.739278][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.739347][ T32] r5:8512438c r4:85124000 [ 1342.739371][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1342.739415][ T32] r7:dddced40 r6:83018000 r5:8512438c r4:84b0bd00 [ 1342.739474][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1342.739521][ T32] r10:61c88647 r9:84b7bc00 r8:84b0bd2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1342.739544][ T32] r4:84b0bd00 [ 1342.739564][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1342.739621][ T32] r10:00000000 r9:84b0bd00 r8:8027ecf4 r7:e08b1e60 r6:85024500 r5:84b7bc00 [ 1342.739646][ T32] r4:00000001 [ 1342.739665][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.739723][ T32] Exception stack(0xe08d9fb0 to 0xe08d9ff8) [ 1342.739773][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1342.739803][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.739828][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.739912][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1342.739936][ T32] r4:850d9a80 [ 1342.739959][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.739988][ T32] INFO: task kworker/0:830:5543 blocked for more than 469 seconds. [ 1342.740018][ T32] Not tainted 6.15.0-syzkaller #0 [ 1342.740042][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.740094][ T32] task:kworker/0:830 state:D stack:0 pid:5543 tgid:5543 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.740171][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.740213][ T32] Call trace: [ 1342.740242][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1342.740285][ T32] r10:829189c0 r9:eba25d84 r8:00000002 r7:60000013 r6:eba25d8c r5:849ebc00 [ 1342.740307][ T32] r4:849ebc00 [ 1342.740326][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1342.740364][ T32] r5:849ebc00 r4:829189bc [ 1342.740428][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.740472][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.744904][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eba25e08 [ 1342.744996][ T32] r4:00000000 [ 1342.745032][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1342.745119][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1342.745165][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1342.745217][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b96a40 [ 1342.745265][ T32] r4:00000000 [ 1342.745288][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1342.745332][ T32] r9:83018005 r8:849ebc00 r7:00000000 r6:83018000 r5:00001000 r4:7f041000 [ 1342.745353][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1342.745406][ T32] r5:00001000 r4:eae9b000 [ 1342.745430][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1342.745469][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.745506][ T32] r5:855aa38c r4:855aa000 [ 1342.745546][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1342.745594][ T32] r7:dddced40 r6:83018000 r5:855aa38c r4:850e4480 [ 1342.745635][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1342.745696][ T32] r10:61c88647 r9:849ebc00 r8:850e44ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1342.745744][ T32] r4:850e4480 [ 1342.745766][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1342.745823][ T32] r10:00000000 r9:850e4480 r8:8027ecf4 r7:ebc5de60 r6:850e4500 r5:849ebc00 [ 1342.745879][ T32] r4:00000001 [ 1342.745925][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.745985][ T32] Exception stack(0xeba25fb0 to 0xeba25ff8) [ 1342.746017][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1342.746054][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.746109][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.746140][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1342.746200][ T32] r4:84b96840 [ 1342.746729][ T32] INFO: task kworker/0:830:5543 is blocked on a mutex likely owned by task kworker/0:315:3960. [ 1342.746776][ T32] task:kworker/0:315 state:R running task stack:0 pid:3960 tgid:3960 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.746869][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.746943][ T32] Call trace: [ 1342.746986][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1342.747037][ T32] r10:8280c9b4 r9:84b7bc00 r8:80200be4 r7:e08d9d54 r6:ffffffff r5:84b7bc00 [ 1342.747059][ T32] r4:00000000 [ 1342.747078][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.747142][ T32] Exception stack(0xe08d9d20 to 0xe08d9d68) [ 1342.747183][ T32] 9d20: 89d75000 e06bf000 00000001 80239b98 7f325000 00000001 82ac11c4 82ac05a0 [ 1342.747214][ T32] 9d40: 7f325000 e06bf000 8280c9b4 e08d9d9c e08d9da0 e08d9d70 80230ad4 80239bb0 [ 1342.747237][ T32] 9d60: 80050113 ffffffff [ 1342.747260][ T32] r5:80050113 r4:80239bb0 [ 1342.747290][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1342.747336][ T32] r4:82ac11e4 [ 1342.747356][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.747407][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08d9dc0 r5:e08d9e08 [ 1342.747432][ T32] r4:e08d9dc0 [ 1342.747475][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1342.747522][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9b40 [ 1342.747544][ T32] r4:00000000 [ 1342.747562][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1342.747612][ T32] r9:83018005 r8:84b7bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f09d000 [ 1342.747637][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1342.747679][ T32] r5:00001000 r4:e06eb000 [ 1342.747725][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1342.747773][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.747811][ T32] r5:8512438c r4:85124000 [ 1342.747831][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1342.747915][ T32] r7:dddced40 r6:83018000 r5:8512438c r4:84b0bd00 [ 1342.747940][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1342.748011][ T32] r10:61c88647 r9:84b7bc00 r8:84b0bd2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1342.748059][ T32] r4:84b0bd00 [ 1342.748106][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1342.748164][ T32] r10:00000000 r9:84b0bd00 r8:8027ecf4 r7:e08b1e60 r6:85024500 r5:84b7bc00 [ 1342.748212][ T32] r4:00000001 [ 1342.748233][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.748267][ T32] Exception stack(0xe08d9fb0 to 0xe08d9ff8) [ 1342.748307][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1342.748370][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.748402][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.748462][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1342.748510][ T32] r4:850d9a80 [ 1342.748533][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.748607][ T32] INFO: task kworker/0:831:5544 blocked for more than 469 seconds. [ 1342.748642][ T32] Not tainted 6.15.0-syzkaller #0 [ 1342.748667][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.748710][ T32] task:kworker/0:831 state:D stack:0 pid:5544 tgid:5544 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.748757][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.748795][ T32] Call trace: [ 1342.748849][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1342.748894][ T32] r10:829189c0 r9:eb73dd84 r8:00000002 r7:60000013 r6:eb73dd8c r5:849ec800 [ 1342.748925][ T32] r4:849ec800 [ 1342.748957][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1342.749000][ T32] r5:849ec800 r4:829189bc [ 1342.749019][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.749057][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.749116][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb73de08 [ 1342.749141][ T32] r4:00000000 [ 1342.749161][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1342.749223][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1342.749263][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1342.749303][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b96d40 [ 1342.749324][ T32] r4:00000000 [ 1342.749342][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) ** 5 printk messages dropped ** [ 1342.749588][ T32] r5:855ab38c r4:855ab000 ** 5 printk messages dropped ** [ 1342.749782][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) ** 9 printk messages dropped ** [ 1342.750472][ T32] INFO: task kworker/0:831:5544 is blocked on a mutex likely owned by task kworker/0:315:3960. ** 11 printk messages dropped ** [ 1342.767455][ T32] r5:80050113 r4:80239bb0 ** 6 printk messages dropped ** [ 1342.767705][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9b40 ** 8 printk messages dropped ** [ 1342.768036][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) ** 11 printk messages dropped ** [ 1342.768521][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 9 printk messages dropped ** [ 1342.768890][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) ** 3 printk messages dropped ** [ 1342.769042][ T32] r5:849ed400 r4:829189bc ** 1 printk messages dropped ** [ 1342.769146][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.769223][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eba29e08 [ 1342.769259][ T32] r4:00000000 [ 1342.769286][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1342.769325][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1342.769360][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1342.769400][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b96d80 [ 1342.769441][ T32] r4:00000000 [ 1342.769463][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1342.769524][ T32] r9:83018005 r8:849ed400 r7:00000000 r6:83018000 r5:00001000 r4:7f045000 [ 1342.769571][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1342.769612][ T32] r5:00001000 r4:eaf8b000 [ 1342.769631][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1342.769668][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.769706][ T32] r5:855aab8c r4:855aa800 [ 1342.769748][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1342.769793][ T32] r7:dddced40 r6:83018000 r5:855aab8c r4:850e4680 [ 1342.769813][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1342.769857][ T32] r10:61c88647 r9:849ed400 r8:850e46ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1342.769879][ T32] r4:850e4680 [ 1342.769917][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1342.769985][ T32] r10:00000000 r9:850e4680 r8:8027ecf4 r7:eb73de60 r6:850e4700 r5:849ed400 [ 1342.770010][ T32] r4:00000001 [ 1342.770049][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.770085][ T32] Exception stack(0xeba29fb0 to 0xeba29ff8) [ 1342.770118][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1342.770167][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.770197][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.770245][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1342.770270][ T32] r4:84b96c00 [ 1342.781142][ T32] INFO: task kworker/0:832:5547 is blocked on a mutex likely owned by task kworker/0:315:3960. [ 1342.781236][ T32] task:kworker/0:315 state:R running task stack:0 pid:3960 tgid:3960 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.781313][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.781399][ T32] Call trace: [ 1342.781436][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1342.781494][ T32] r10:8280c9b4 r9:84b7bc00 r8:80200be4 r7:e08d9d54 r6:ffffffff r5:84b7bc00 [ 1342.781518][ T32] r4:00000000 [ 1342.781561][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.781631][ T32] Exception stack(0xe08d9d20 to 0xe08d9d68) [ 1342.781682][ T32] 9d20: 8a2c9000 e06bf000 00000001 80239b98 7f325000 00000001 82ac11c4 82ac05a0 [ 1342.781737][ T32] 9d40: 7f325000 e06bf000 8280c9b4 e08d9d9c e08d9da0 e08d9d70 80230ad4 80239bb0 [ 1342.781764][ T32] 9d60: 80050113 ffffffff [ 1342.781788][ T32] r5:80050113 r4:80239bb0 [ 1342.781812][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1342.781857][ T32] r4:82ac11e4 [ 1342.781877][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.781918][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08d9dc0 r5:e08d9e08 [ 1342.781939][ T32] r4:e08d9dc0 [ 1342.781984][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1342.782053][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9b40 ** 2 printk messages dropped ** [ 1342.782198][ T32] r9:83018005 r8:84b7bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f09d000 ** 11 printk messages dropped ** [ 1342.782790][ T32] r10:00000000 r9:84b0bd00 r8:8027ecf4 r7:e08b1e60 r6:85024500 r5:84b7bc00 ** 9 printk messages dropped ** [ 1342.783086][ T32] INFO: task kworker/0:833:5548 blocked for more than 469 seconds. ** 9 printk messages dropped ** [ 1342.783632][ T32] r5:849ee000 r4:829189bc [ 1342.783668][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.783732][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1342.784133][ T32] r9:83018005 r8:849ee000 r7:00000000 r6:83018000 r5:00001000 r4:7f047000 ** 8 printk messages dropped ** [ 1342.784429][ T32] r10:61c88647 r9:849ee000 r8:850e47ac r7:82804d40 r6:dddced40 r5:dddced60 ** 8 printk messages dropped ** [ 1342.784790][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.784828][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1342.784853][ T32] r4:84b96c00 [ 1342.785291][ T32] INFO: task kworker/0:833:5548 is blocked on a mutex likely owned by task kworker/0:315:3960. [ 1342.785349][ T32] task:kworker/0:315 state:R running task stack:0 pid:3960 tgid:3960 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.785434][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.785500][ T32] Call trace: [ 1342.785593][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1342.785646][ T32] r10:8280c9b4 r9:84b7bc00 r8:80200be4 r7:e08d9d54 r6:ffffffff r5:84b7bc00 [ 1342.785733][ T32] r4:00000000 [ 1342.785839][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.785883][ T32] Exception stack(0xe08d9d20 to 0xe08d9d68) [ 1342.785932][ T32] 9d20: 8a2c9000 e06bf000 00000001 80239b98 7f325000 00000001 82ac11c4 82ac05a0 [ 1342.785964][ T32] 9d40: 7f325000 e06bf000 8280c9b4 e08d9d9c e08d9da0 e08d9d70 80230ad4 80239bb0 [ 1342.785988][ T32] 9d60: 80050113 ffffffff [ 1342.786031][ T32] r5:80050113 r4:80239bb0 [ 1342.786054][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1342.786105][ T32] r4:82ac11e4 [ 1342.786125][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.786176][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08d9dc0 r5:e08d9e08 [ 1342.786223][ T32] r4:e08d9dc0 [ 1342.786288][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1342.786354][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9b40 [ 1342.786379][ T32] r4:00000000 [ 1342.786440][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1342.786509][ T32] r9:83018005 r8:84b7bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f09d000 [ 1342.786556][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1342.786660][ T32] r5:00001000 r4:e06eb000 [ 1342.786737][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1342.786780][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.786818][ T32] r5:8512438c r4:85124000 [ 1342.786858][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1342.786906][ T32] r7:dddced40 r6:83018000 r5:8512438c r4:84b0bd00 [ 1342.786969][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1342.787040][ T32] r10:61c88647 r9:84b7bc00 r8:84b0bd2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1342.787085][ T32] r4:84b0bd00 [ 1342.787108][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1342.787227][ T32] r10:00000000 r9:84b0bd00 r8:8027ecf4 r7:e08b1e60 r6:85024500 r5:84b7bc00 ** 4 printk messages dropped ** [ 1342.787390][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.787416][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.787464][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1342.787512][ T32] r4:850d9a80 [ 1342.787535][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.787561][ T32] INFO: task kworker/0:834:5551 blocked for more than 469 seconds. [ 1342.787588][ T32] Not tainted 6.15.0-syzkaller #0 [ 1342.787612][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.787632][ T32] task:kworker/0:834 state:D stack:0 pid:5551 tgid:5551 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.787675][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.787749][ T32] Call trace: [ 1342.787782][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1342.787847][ T32] r10:829189c0 r9:eba35d84 r8:00000002 r7:60000013 r6:eba35d8c r5:849eec00 [ 1342.787873][ T32] r4:849eec00 [ 1342.787892][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1342.787931][ T32] r5:849eec00 r4:829189bc [ 1342.787971][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.788013][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.788071][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eba35e08 [ 1342.788135][ T32] r4:00000000 [ 1342.788158][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1342.788198][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1342.788256][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1342.788300][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85365140 [ 1342.788345][ T32] r4:00000000 [ 1342.788388][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1342.788430][ T32] r9:83018005 r8:849eec00 r7:00000000 r6:83018000 r5:00001000 r4:7f04b000 [ 1342.788451][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1342.788488][ T32] r5:00001000 r4:eb2df000 [ 1342.788507][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) ** 5 printk messages dropped ** [ 1342.788767][ T32] r10:61c88647 r9:849eec00 r8:850e48ac r7:82804d40 r6:dddced40 r5:dddced60 ** 8 printk messages dropped ** [ 1342.789049][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 9 printk messages dropped ** [ 1342.789831][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 4 printk messages dropped ** [ 1342.790041][ T32] r5:80050113 r4:80239bb0 [ 1342.790060][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1342.790133][ T32] r4:82ac11e4 [ 1342.790189][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.790278][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08d9dc0 r5:e08d9e08 [ 1342.790324][ T32] r4:e08d9dc0 [ 1342.790357][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1342.790401][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9b40 [ 1342.790434][ T32] r4:00000000 [ 1342.790457][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1342.790542][ T32] r9:83018005 r8:84b7bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f09d000 [ 1342.790575][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1342.790655][ T32] r5:00001000 r4:e06eb000 [ 1342.821098][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1342.821262][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.821348][ T32] r5:8512438c r4:85124000 [ 1342.821408][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1342.821502][ T32] r7:dddced40 r6:83018000 r5:8512438c r4:84b0bd00 [ 1342.821548][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1342.821640][ T32] r10:61c88647 r9:84b7bc00 r8:84b0bd2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1342.821690][ T32] r4:84b0bd00 [ 1342.821733][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1342.821824][ T32] r10:00000000 r9:84b0bd00 r8:8027ecf4 r7:e08b1e60 r6:85024500 r5:84b7bc00 [ 1342.821872][ T32] r4:00000001 [ 1342.821915][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.822011][ T32] Exception stack(0xe08d9fb0 to 0xe08d9ff8) ** 1 printk messages dropped ** [ 1342.822194][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1342.822862][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1342.823331][ T32] r5:85668000 r4:829189bc [ 1342.823374][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1342.823635][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1342.823916][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85365280 ** 9 printk messages dropped ** [ 1342.824661][ T32] r7:dddced40 r6:83018000 r5:855abb8c r4:850e4980 ** 6 printk messages dropped ** [ 1342.825153][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 8 printk messages dropped ** [ 1342.826689][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1342.827409][ T32] 9d60: 80050113 ffffffff ** 5 printk messages dropped ** [ 1342.827793][ T32] r4:e08d9dc0 ** 2 printk messages dropped ** [ 1342.827991][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1342.828511][ T32] r5:8512438c r4:85124000 ** 6 printk messages dropped ** [ 1342.828998][ T32] r10:00000000 r9:84b0bd00 r8:8027ecf4 r7:e08b1e60 r6:85024500 r5:84b7bc00 ** 7 printk messages dropped ** [ 1342.829482][ T32] r4:850d9a80 ** 4 printk messages dropped ** [ 1342.829730][ T32] task:kworker/0:836 state:D stack:0 pid:5555 tgid:5555 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1342.830275][ T32] r5:85668c00 r4:829189bc [ 1342.830317][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1342.830540][ T32] r4:00000000 [ 1342.830569][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1342.830642][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1342.855368][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1342.855526][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853656c0 [ 1342.855606][ T32] r4:00000000 [ 1342.855635][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1342.855685][ T32] r9:83018005 r8:85668c00 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1342.855717][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1342.855793][ T32] r5:00001000 r4:eb677000 [ 1342.855847][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1342.855891][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.855929][ T32] r5:8569c38c r4:8569c000 [ 1342.855948][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1342.856014][ T32] r7:dddced40 r6:83018000 r5:8569c38c r4:850e4a80 [ 1342.856048][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1342.856104][ T32] r10:61c88647 r9:85668c00 r8:850e4aac r7:82804d40 r6:dddced40 r5:dddced60 [ 1342.856149][ T32] r4:850e4a80 [ 1342.856172][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1342.856218][ T32] r10:00000000 r9:850e4a80 r8:8027ecf4 r7:ebafde60 r6:850e4b00 r5:85668c00 [ 1342.856240][ T32] r4:00000001 [ 1342.856265][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.856336][ T32] Exception stack(0xebb09fb0 to 0xebb09ff8) [ 1342.856368][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1342.856409][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.856459][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.856491][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1342.856517][ T32] r4:85365340 [ 1342.857080][ T32] INFO: task kworker/0:836:5555 is blocked on a mutex likely owned by task kworker/0:315:3960. [ 1342.857145][ T32] task:kworker/0:315 state:R running task stack:0 pid:3960 tgid:3960 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.857304][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.857431][ T32] Call trace: [ 1342.857467][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1342.857519][ T32] r10:8280c9b4 r9:84b7bc00 r8:80200be4 r7:e08d9d54 r6:ffffffff r5:84b7bc00 [ 1342.857541][ T32] r4:00000000 [ 1342.857560][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.857598][ T32] Exception stack(0xe08d9d20 to 0xe08d9d68) [ 1342.857649][ T32] 9d20: 8b2cd000 e06bf000 00000001 80239b98 7f325000 00000001 82ac11c4 82ac05a0 [ 1342.857681][ T32] 9d40: 7f325000 e06bf000 8280c9b4 e08d9d9c e08d9da0 e08d9d70 80230ad4 80239bb0 [ 1342.857704][ T32] 9d60: 80050113 ffffffff [ 1342.857728][ T32] r5:80050113 r4:80239bb0 [ 1342.857747][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1342.857789][ T32] r4:82ac11e4 [ 1342.857830][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.857875][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08d9dc0 r5:e08d9e08 [ 1342.857896][ T32] r4:e08d9dc0 [ 1342.857915][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1342.857955][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9b40 [ 1342.857976][ T32] r4:00000000 [ 1342.858014][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1342.858060][ T32] r9:83018005 r8:84b7bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f09d000 [ 1342.858113][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1342.858158][ T32] r5:00001000 r4:e06eb000 [ 1342.858178][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1342.858215][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.858275][ T32] r5:8512438c r4:85124000 [ 1342.858297][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1342.858363][ T32] r7:dddced40 r6:83018000 r5:8512438c r4:84b0bd00 [ 1342.858385][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1342.858430][ T32] r10:61c88647 r9:84b7bc00 r8:84b0bd2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1342.858473][ T32] r4:84b0bd00 [ 1342.858504][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1342.858550][ T32] r10:00000000 r9:84b0bd00 r8:8027ecf4 r7:e08b1e60 r6:85024500 r5:84b7bc00 [ 1342.858584][ T32] r4:00000001 [ 1342.858613][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.858648][ T32] Exception stack(0xe08d9fb0 to 0xe08d9ff8) [ 1342.858673][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1342.858700][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.858727][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.858754][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1342.858775][ T32] r4:850d9a80 [ 1342.858795][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.858837][ T32] INFO: task kworker/0:837:5556 blocked for more than 469 seconds. [ 1342.858873][ T32] Not tainted 6.15.0-syzkaller #0 [ 1342.858898][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.858919][ T32] task:kworker/0:837 state:D stack:0 pid:5556 tgid:5556 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.858962][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.859000][ T32] Call trace: [ 1342.859051][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1342.859102][ T32] r10:829189c0 r9:ebb29d84 r8:00000002 r7:60000113 r6:ebb29d8c r5:85669800 [ 1342.859150][ T32] r4:85669800 [ 1342.859170][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1342.859209][ T32] r5:85669800 r4:829189bc [ 1342.859227][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.859267][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.859313][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebb29e08 [ 1342.859334][ T32] r4:00000000 [ 1342.859367][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) ** 1 printk messages dropped ** [ 1342.859443][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) ** 5 printk messages dropped ** [ 1342.859730][ T32] r5:00001000 r4:eb5ab000 ** 5 printk messages dropped ** [ 1342.859933][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) ** 5 printk messages dropped ** [ 1342.860134][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.860168][ T32] Exception stack(0xebb29fb0 to 0xebb29ff8) [ 1342.860193][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1342.860221][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.860247][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.860285][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1342.860310][ T32] r4:85365340 [ 1342.869716][ T32] INFO: task kworker/0:837:5556 is blocked on a mutex likely owned by task kworker/0:315:3960. [ 1342.869893][ T32] task:kworker/0:315 state:R running task stack:0 pid:3960 tgid:3960 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.870039][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.870175][ T32] Call trace: [ 1342.870210][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1342.870268][ T32] r10:8280c9b4 r9:84b7bc00 r8:80200be4 r7:e08d9d54 r6:ffffffff r5:84b7bc00 [ 1342.870301][ T32] r4:00000000 [ 1342.870327][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.870397][ T32] Exception stack(0xe08d9d20 to 0xe08d9d68) [ 1342.870429][ T32] 9d20: 8b2cd000 e06bf000 00000001 80239b98 7f325000 00000001 82ac11c4 82ac05a0 [ 1342.870458][ T32] 9d40: 7f325000 e06bf000 8280c9b4 e08d9d9c e08d9da0 e08d9d70 80230ad4 80239bb0 [ 1342.870495][ T32] 9d60: 80050113 ffffffff [ 1342.870610][ T32] r5:80050113 r4:80239bb0 [ 1342.874633][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1342.874712][ T32] r4:82ac11e4 [ 1342.874735][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.874804][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08d9dc0 r5:e08d9e08 [ 1342.874832][ T32] r4:e08d9dc0 [ 1342.874880][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1342.874939][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9b40 [ 1342.874964][ T32] r4:00000000 [ 1342.874984][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1342.875052][ T32] r9:83018005 r8:84b7bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f09d000 [ 1342.875103][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1342.875200][ T32] r5:00001000 r4:e06eb000 [ 1342.875244][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1342.875288][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.875350][ T32] r5:8512438c r4:85124000 [ 1342.875403][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1342.875490][ T32] r7:dddced40 r6:83018000 r5:8512438c r4:84b0bd00 [ 1342.875516][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1342.875562][ T32] r10:61c88647 r9:84b7bc00 r8:84b0bd2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1342.875583][ T32] r4:84b0bd00 [ 1342.875624][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1342.875693][ T32] r10:00000000 r9:84b0bd00 r8:8027ecf4 r7:e08b1e60 r6:85024500 r5:84b7bc00 [ 1342.875739][ T32] r4:00000001 [ 1342.875761][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.875796][ T32] Exception stack(0xe08d9fb0 to 0xe08d9ff8) [ 1342.875824][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1342.875851][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.875876][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.875904][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1342.875956][ T32] r4:850d9a80 [ 1342.875983][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.876013][ T32] INFO: task kworker/0:838:5559 blocked for more than 469 seconds. [ 1342.876046][ T32] Not tainted 6.15.0-syzkaller #0 ** 3 printk messages dropped ** [ 1342.876207][ T32] Call trace: ** 4 printk messages dropped ** [ 1342.876438][ T32] r5:8566a400 r4:829189bc [ 1342.876479][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1342.876586][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1342.876902][ T32] r9:83018005 r8:8566a400 r7:00000000 r6:83018000 r5:00001000 r4:7f053000 [ 1342.876924][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1342.876960][ T32] r5:00001000 r4:eb69d000 [ 1342.876986][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1342.877071][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.877170][ T32] r5:8569c78c r4:8569c400 [ 1342.877200][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1342.877252][ T32] r7:dddced40 r6:83018000 r5:8569c78c r4:850e4c80 [ 1342.877275][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1342.877341][ T32] r10:61c88647 r9:8566a400 r8:850e4cac r7:82804d40 r6:dddced40 r5:dddced60 [ 1342.877401][ T32] r4:850e4c80 [ 1342.877439][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1342.877487][ T32] r10:00000000 r9:850e4c80 r8:8027ecf4 r7:ebb09e60 r6:850e4d00 r5:8566a400 [ 1342.877540][ T32] r4:00000001 [ 1342.877594][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.877675][ T32] Exception stack(0xebb0dfb0 to 0xebb0dff8) [ 1342.877735][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1342.877799][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.877861][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.877923][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1342.877974][ T32] r4:85365540 [ 1342.878807][ T32] INFO: task kworker/0:838:5559 is blocked on a mutex likely owned by task kworker/0:315:3960. [ 1342.878851][ T32] task:kworker/0:315 state:R running task stack:0 pid:3960 tgid:3960 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1342.879546][ T32] 9d60: 80050113 ffffffff ** 7 printk messages dropped ** [ 1342.880025][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9b40 ** 7 printk messages dropped ** [ 1342.880381][ T32] r5:8512438c r4:85124000 ** 3 printk messages dropped ** [ 1342.899548][ T32] r10:61c88647 r9:84b7bc00 r8:84b0bd2c r7:82804d40 r6:dddced40 r5:dddced60 ** 5 printk messages dropped ** [ 1342.899792][ T32] Exception stack(0xe08d9fb0 to 0xe08d9ff8) [ 1342.899825][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1342.899852][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.899878][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.899906][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1342.899949][ T32] r4:850d9a80 [ 1342.899977][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.900029][ T32] INFO: task kworker/0:839:5562 blocked for more than 469 seconds. [ 1342.900064][ T32] Not tainted 6.15.0-syzkaller #0 [ 1342.900113][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.900139][ T32] task:kworker/0:839 state:D stack:0 pid:5562 tgid:5562 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.900220][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.900265][ T32] Call trace: [ 1342.900321][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1342.900382][ T32] r10:829189c0 r9:ebb55d84 r8:00000002 r7:60000013 r6:ebb55d8c r5:8566b000 [ 1342.900407][ T32] r4:8566b000 [ 1342.900426][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1342.900488][ T32] r5:8566b000 r4:829189bc [ 1342.900573][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.905211][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.905307][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebb55e08 [ 1342.905332][ T32] r4:00000000 [ 1342.905396][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1342.905440][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1342.905513][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1342.905560][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85365940 [ 1342.905583][ T32] r4:00000000 [ 1342.905623][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1342.905669][ T32] r9:83018005 r8:8566b000 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 1342.905712][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1342.905780][ T32] r5:00001000 r4:eb6c7000 [ 1342.905803][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1342.905843][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.905942][ T32] r5:8569cb8c r4:8569c800 [ 1342.905984][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1342.906053][ T32] r7:dddced40 r6:83018000 r5:8569cb8c r4:850e4d80 [ 1342.906083][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1342.906194][ T32] r10:61c88647 r9:8566b000 r8:850e4dac r7:82804d40 r6:dddced40 r5:dddced60 [ 1342.906231][ T32] r4:850e4d80 [ 1342.906273][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1342.906345][ T32] r10:00000000 r9:850e4d80 r8:8027ecf4 r7:ebb0de60 r6:850e4e00 r5:8566b000 [ 1342.906392][ T32] r4:00000001 [ 1342.906414][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.906450][ T32] Exception stack(0xebb55fb0 to 0xebb55ff8) [ 1342.906493][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1342.906553][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.906581][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.906652][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1342.906679][ T32] r4:85365680 [ 1342.907434][ T32] INFO: task kworker/0:839:5562 is blocked on a mutex likely owned by task kworker/0:315:3960. [ 1342.907504][ T32] task:kworker/0:315 state:R running task stack:0 pid:3960 tgid:3960 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.907581][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.907629][ T32] Call trace: [ 1342.907699][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1342.907809][ T32] r10:8280c9b4 r9:84b7bc00 r8:80200be4 r7:e08d9d54 r6:ffffffff r5:84b7bc00 [ 1342.907863][ T32] r4:00000000 [ 1342.907905][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.907984][ T32] Exception stack(0xe08d9d20 to 0xe08d9d68) [ 1342.908061][ T32] 9d20: 8b76a000 e06bf000 00000001 80239b98 7f325000 00000001 82ac11c4 82ac05a0 [ 1342.908143][ T32] 9d40: 7f325000 e06bf000 8280c9b4 e08d9d9c e08d9da0 e08d9d70 80230ad4 80239bb0 [ 1342.908195][ T32] 9d60: 80050113 ffffffff [ 1342.908245][ T32] r5:80050113 r4:80239bb0 [ 1342.908291][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1342.908405][ T32] r4:82ac11e4 [ 1342.908438][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.908482][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08d9dc0 r5:e08d9e08 [ 1342.908503][ T32] r4:e08d9dc0 [ 1342.908522][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1342.908585][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9b40 [ 1342.908610][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1342.908752][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 1342.909266][ T32] r4:84b0bd00 ** 4 printk messages dropped ** [ 1342.909607][ T32] Exception stack(0xe08d9fb0 to 0xe08d9ff8) ** 7 printk messages dropped ** [ 1342.909870][ T32] Not tainted 6.15.0-syzkaller #0 ** 5 printk messages dropped ** [ 1342.910210][ T32] r10:829189c0 r9:ebb5dd84 r8:00000002 r7:60000113 r6:ebb5dd8c r5:8566bc00 ** 2 printk messages dropped ** [ 1342.910318][ T32] r5:8566bc00 r4:829189bc [ 1342.910362][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 1 printk messages dropped ** [ 1342.930599][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebb5de08 ** 7 printk messages dropped ** [ 1342.931667][ T32] r9:83018005 r8:8566bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f057000 ** 6 printk messages dropped ** [ 1342.931977][ T32] r7:dddced40 r6:83018000 r5:8569cf8c r4:850e4e80 ** 5 printk messages dropped ** [ 1342.932260][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1342.932602][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1342.933701][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.933772][ T32] Call trace: [ 1342.933847][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1342.933974][ T32] r10:8280c9b4 r9:84b7bc00 r8:80200be4 r7:e08d9d54 r6:ffffffff r5:84b7bc00 [ 1342.934140][ T32] r4:00000000 [ 1342.934168][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.934232][ T32] Exception stack(0xe08d9d20 to 0xe08d9d68) [ 1342.934269][ T32] 9d20: 8ba80000 e06bf000 00000001 80239b98 7f325000 00000001 82ac11c4 82ac05a0 [ 1342.934299][ T32] 9d40: 7f325000 e06bf000 8280c9b4 e08d9d9c e08d9da0 e08d9d70 80230ad4 80239bb0 [ 1342.934322][ T32] 9d60: 80050113 ffffffff [ 1342.934359][ T32] r5:80050113 r4:80239bb0 [ 1342.934385][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1342.934456][ T32] r4:82ac11e4 [ 1342.934511][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.934560][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08d9dc0 r5:e08d9e08 [ 1342.934609][ T32] r4:e08d9dc0 [ 1342.934634][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1342.934679][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9b40 [ 1342.934714][ T32] r4:00000000 [ 1342.934764][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1342.934840][ T32] r9:83018005 r8:84b7bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f09d000 [ 1342.934894][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1342.934950][ T32] r5:00001000 r4:e06eb000 [ 1342.934971][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1342.935034][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.935108][ T32] r5:8512438c r4:85124000 [ 1342.935176][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1342.935242][ T32] r7:dddced40 r6:83018000 r5:8512438c r4:84b0bd00 [ 1342.935341][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1342.935425][ T32] r10:61c88647 r9:84b7bc00 r8:84b0bd2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1342.935454][ T32] r4:84b0bd00 [ 1342.935475][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1342.935558][ T32] r10:00000000 r9:84b0bd00 r8:8027ecf4 r7:e08b1e60 r6:85024500 r5:84b7bc00 [ 1342.935586][ T32] r4:00000001 [ 1342.935607][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.935642][ T32] Exception stack(0xe08d9fb0 to 0xe08d9ff8) [ 1342.935670][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1342.935700][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1342.935887][ T32] INFO: task kworker/0:841:5564 blocked for more than 469 seconds. ** 7 printk messages dropped ** [ 1342.936282][ T32] r4:8566c800 ** 1 printk messages dropped ** [ 1342.936343][ T32] r5:8566c800 r4:829189bc [ 1342.936366][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.936407][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) ** 3 printk messages dropped ** [ 1342.936585][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) ** 4 printk messages dropped ** [ 1342.936896][ T32] r9:83018005 r8:8566c800 r7:00000000 r6:83018000 r5:00001000 r4:7f059000 [ 1342.936920][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1342.936960][ T32] r5:00001000 r4:eb72d000 [ 1342.936991][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1342.937041][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.937080][ T32] r5:8569d38c r4:8569d000 [ 1342.937106][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1342.937148][ T32] r7:dddced40 r6:83018000 r5:8569d38c r4:850e4f80 [ 1342.937169][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1342.937219][ T32] r10:61c88647 r9:8566c800 r8:850e4fac r7:82804d40 r6:dddced40 r5:dddced60 [ 1342.937270][ T32] r4:850e4f80 [ 1342.937294][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1342.937339][ T32] r10:00000000 r9:850e4f80 r8:8027ecf4 r7:ebb5de60 r6:85382000 r5:8566c800 [ 1342.937366][ T32] r4:00000001 [ 1342.937385][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.937445][ T32] Exception stack(0xebb49fb0 to 0xebb49ff8) [ 1342.937475][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1342.937503][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.937529][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.937587][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1342.937656][ T32] r4:85365680 [ 1342.938038][ T32] INFO: task kworker/0:841:5564 is blocked on a mutex likely owned by task kworker/0:315:3960. [ 1342.938075][ T32] task:kworker/0:315 state:R running task stack:0 pid:3960 tgid:3960 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.938142][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.938255][ T32] Call trace: [ 1342.938317][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1342.938368][ T32] r10:8280c9b4 r9:84b7bc00 r8:80200be4 r7:e08d9d54 r6:ffffffff r5:84b7bc00 [ 1342.938392][ T32] r4:00000000 [ 1342.938410][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.938448][ T32] Exception stack(0xe08d9d20 to 0xe08d9d68) [ 1342.938478][ T32] 9d20: 8ba80000 e06bf000 00000001 80239b98 7f325000 00000001 82ac11c4 82ac05a0 [ 1342.938506][ T32] 9d40: 7f325000 e06bf000 8280c9b4 e08d9d9c e08d9da0 e08d9d70 80230ad4 80239bb0 [ 1342.938556][ T32] 9d60: 80050113 ffffffff [ 1342.938583][ T32] r5:80050113 r4:80239bb0 [ 1342.938605][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1342.938647][ T32] r4:82ac11e4 ** 1 printk messages dropped ** [ 1342.938708][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08d9dc0 r5:e08d9e08 ** 8 printk messages dropped ** [ 1342.939045][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) ** 9 printk messages dropped ** [ 1342.939530][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1342.939697][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 10 printk messages dropped ** [ 1342.940204][ T32] r4:8566d400 ** 1 printk messages dropped ** [ 1342.940276][ T32] r5:8566d400 r4:829189bc [ 1342.940299][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.940338][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.940404][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebbb1e08 [ 1342.940445][ T32] r4:00000000 [ 1342.940469][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1342.940507][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1342.959679][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1342.959869][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85365dc0 [ 1342.959927][ T32] r4:00000000 [ 1342.959953][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1342.960000][ T32] r9:83018005 r8:8566d400 r7:00000000 r6:83018000 r5:00001000 r4:7f05b000 [ 1342.960022][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1342.960065][ T32] r5:00001000 r4:eb8a5000 [ 1342.960106][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1342.960151][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.960218][ T32] r5:8569d78c r4:8569d400 [ 1342.960243][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1342.960314][ T32] r7:dddced40 r6:83018000 r5:8569d78c r4:85382080 [ 1342.960353][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1342.960402][ T32] r10:61c88647 r9:8566d400 r8:853820ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1342.960424][ T32] r4:85382080 [ 1342.960443][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1342.960486][ T32] r10:00000000 r9:85382080 r8:8027ecf4 r7:ebb49e60 r6:85382100 r5:8566d400 [ 1342.960572][ T32] r4:00000001 [ 1342.961022][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.961107][ T32] Exception stack(0xebbb1fb0 to 0xebbb1ff8) [ 1342.961170][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1342.961231][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.961263][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.961294][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 1 printk messages dropped ** [ 1342.961897][ T32] INFO: task kworker/0:842:5567 is blocked on a mutex likely owned by task kworker/0:315:3960. ** 10 printk messages dropped ** [ 1342.962548][ T32] 9d60: 80050113 ffffffff ** 5 printk messages dropped ** [ 1342.962816][ T32] r4:e08d9dc0 ** 4 printk messages dropped ** [ 1342.963085][ T32] r9:83018005 r8:84b7bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f09d000 ** 8 printk messages dropped ** [ 1342.963677][ T32] r10:61c88647 r9:84b7bc00 r8:84b0bd2c r7:82804d40 r6:dddced40 r5:dddced60 ** 8 printk messages dropped ** [ 1342.964054][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1342.964580][ T32] task:kworker/0:843 state:D stack:0 pid:5569 tgid:5569 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1342.964965][ T32] r5:8566e000 r4:829189bc [ 1342.964998][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.965071][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.965138][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebc61e08 [ 1342.965190][ T32] r4:00000000 [ 1342.965217][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1342.965259][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1342.965321][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1342.965372][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85365f40 [ 1342.965398][ T32] r4:00000000 [ 1342.965418][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1342.965472][ T32] r9:83018005 r8:8566e000 r7:00000000 r6:83018000 r5:00001000 r4:7f05d000 [ 1342.965530][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1342.965578][ T32] r5:00001000 r4:eb8c5000 [ 1342.965598][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1342.965638][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.965702][ T32] r5:8569db8c r4:8569d800 [ 1342.965727][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1342.965773][ T32] r7:dddced40 r6:83018000 r5:8569db8c r4:85382180 [ 1342.965795][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1342.965845][ T32] r10:61c88647 r9:8566e000 r8:853821ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1342.965925][ T32] r4:85382180 [ 1342.965982][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1342.966036][ T32] r10:00000000 r9:85382180 r8:8027ecf4 r7:ebbb1e60 r6:85382200 r5:8566e000 [ 1342.966146][ T32] r4:00000001 [ 1342.966233][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.966278][ T32] Exception stack(0xebc61fb0 to 0xebc61ff8) [ 1342.966313][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1342.966372][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.966405][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.966435][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1342.966517][ T32] r4:85365bc0 [ 1342.966949][ T32] INFO: task kworker/0:843:5569 is blocked on a mutex likely owned by task kworker/0:315:3960. [ 1342.967002][ T32] task:kworker/0:315 state:R running task stack:0 pid:3960 tgid:3960 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.967159][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.967210][ T32] Call trace: [ 1342.967260][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1342.967348][ T32] r10:8280c9b4 r9:84b7bc00 r8:80200be4 r7:e08d9d54 r6:ffffffff r5:84b7bc00 [ 1342.967413][ T32] r4:00000000 [ 1342.967450][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.967536][ T32] Exception stack(0xe08d9d20 to 0xe08d9d68) [ 1342.967608][ T32] 9d20: 8be0d000 e06bf000 00000001 80239b98 7f325000 00000001 82ac11c4 82ac05a0 [ 1342.967650][ T32] 9d40: 7f325000 e06bf000 8280c9b4 e08d9d9c e08d9da0 e08d9d70 80230ad4 80239bb0 [ 1342.967674][ T32] 9d60: 80050113 ffffffff [ 1342.967725][ T32] r5:80050113 r4:80239bb0 [ 1342.967775][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1342.967873][ T32] r4:82ac11e4 [ 1342.967911][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.967959][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08d9dc0 r5:e08d9e08 [ 1342.968011][ T32] r4:e08d9dc0 [ 1342.968058][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) ** 3 printk messages dropped ** [ 1342.968367][ T32] r9:83018005 r8:84b7bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f09d000 ** 9 printk messages dropped ** [ 1342.969155][ T32] r4:84b0bd00 ** 6 printk messages dropped ** [ 1342.969663][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1342.970278][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1343.004927][ T32] r5:8566ec00 r4:829189bc [ 1343.004988][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.005040][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.005089][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebc65e08 [ 1343.005127][ T32] r4:00000000 [ 1343.005206][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1343.005294][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1343.005375][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1343.005464][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8451c800 [ 1343.005493][ T32] r4:00000000 [ 1343.005514][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1343.005636][ T32] r9:83018005 r8:8566ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f05f000 [ 1343.005667][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1343.005776][ T32] r5:00001000 r4:eb8df000 [ 1343.005828][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1343.005907][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.005984][ T32] r5:8569df8c r4:8569dc00 [ 1343.006027][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1343.006140][ T32] r7:dddced40 r6:83018000 r5:8569df8c r4:85382280 [ 1343.006190][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1343.006246][ T32] r10:61c88647 r9:8566ec00 r8:853822ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1343.006268][ T32] r4:85382280 [ 1343.006287][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1343.006378][ T32] r10:00000000 r9:85382280 r8:8027ecf4 r7:ebc61e60 r6:85382300 r5:8566ec00 [ 1343.006489][ T32] r4:00000001 [ 1343.006526][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.006634][ T32] Exception stack(0xebc65fb0 to 0xebc65ff8) [ 1343.006672][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1343.006705][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.006733][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.006762][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1343.006785][ T32] r4:85365bc0 [ 1343.007629][ T32] INFO: task kworker/0:844:5571 is blocked on a mutex likely owned by task kworker/0:315:3960. [ 1343.007752][ T32] task:kworker/0:315 state:R running task stack:0 pid:3960 tgid:3960 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.007904][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.007995][ T32] Call trace: [ 1343.008065][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1343.008173][ T32] r10:8280c9b4 r9:84b7bc00 r8:80200be4 r7:e08d9d54 r6:ffffffff r5:84b7bc00 [ 1343.008203][ T32] r4:00000000 [ 1343.008225][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.008282][ T32] Exception stack(0xe08d9d20 to 0xe08d9d68) [ 1343.008360][ T32] 9d20: 8c48a000 e06bf000 00000001 80239b98 7f325000 00000001 82ac11c4 82ac05a0 [ 1343.008419][ T32] 9d40: 7f325000 e06bf000 8280c9b4 e08d9d9c e08d9da0 e08d9d70 80230ad4 80239bb0 [ 1343.008452][ T32] 9d60: 80050113 ffffffff [ 1343.008478][ T32] r5:80050113 r4:80239bb0 [ 1343.008512][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1343.008564][ T32] r4:82ac11e4 [ 1343.008587][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) ** 4 printk messages dropped ** [ 1343.008779][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1343.009024][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1343.009382][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1343.009565][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 3 printk messages dropped ** [ 1343.009749][ T32] INFO: task kworker/0:845:5574 blocked for more than 469 seconds. [ 1343.009841][ T32] Not tainted 6.15.0-syzkaller #0 [ 1343.009898][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.010000][ T32] task:kworker/0:845 state:D stack:0 pid:5574 tgid:5574 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.010082][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.010149][ T32] Call trace: [ 1343.010241][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1343.010354][ T32] r10:829189c0 r9:ebc75d84 r8:00000002 r7:60000113 r6:ebc75d8c r5:855fa400 [ 1343.010390][ T32] r4:855fa400 [ 1343.010409][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1343.010452][ T32] r5:855fa400 r4:829189bc [ 1343.010472][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.020398][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.021047][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebc75e08 [ 1343.021120][ T32] r4:00000000 [ 1343.021147][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1343.021201][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1343.021259][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1343.021309][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847e7040 [ 1343.021333][ T32] r4:00000000 [ 1343.021385][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1343.021438][ T32] r9:83018005 r8:855fa400 r7:00000000 r6:83018000 r5:00001000 r4:7f061000 [ 1343.021462][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1343.021507][ T32] r5:00001000 r4:eb939000 [ 1343.021542][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1343.021592][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.021669][ T32] r5:8569e38c r4:8569e000 [ 1343.021723][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1343.021775][ T32] r7:dddced40 r6:83018000 r5:8569e38c r4:85382380 [ 1343.021822][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1343.021874][ T32] r10:61c88647 r9:855fa400 r8:853823ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1343.021903][ T32] r4:85382380 [ 1343.021924][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1343.021971][ T32] r10:00000000 r9:85382380 r8:8027ecf4 r7:ebc65e60 r6:850e9900 r5:855fa400 [ 1343.021993][ T32] r4:00000001 [ 1343.022013][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.022050][ T32] Exception stack(0xebc75fb0 to 0xebc75ff8) [ 1343.022081][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1343.022116][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.022198][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.022233][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1343.022256][ T32] r4:847e7080 [ 1343.022798][ T32] INFO: task kworker/0:845:5574 is blocked on a mutex likely owned by task kworker/0:315:3960. [ 1343.022841][ T32] task:kworker/0:315 state:R running task stack:0 pid:3960 tgid:3960 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.022942][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.023046][ T32] Call trace: [ 1343.023082][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1343.023215][ T32] r10:8280c9b4 r9:84b7bc00 r8:80200be4 r7:e08d9d54 r6:ffffffff r5:84b7bc00 [ 1343.023252][ T32] r4:00000000 [ 1343.023321][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.023369][ T32] Exception stack(0xe08d9d20 to 0xe08d9d68) [ 1343.023400][ T32] 9d20: 8c48a000 e06bf000 00000001 80239b98 7f325000 00000001 82ac11c4 82ac05a0 [ 1343.023453][ T32] 9d40: 7f325000 e06bf000 8280c9b4 e08d9d9c e08d9da0 e08d9d70 80230ad4 80239bb0 [ 1343.023481][ T32] 9d60: 80050113 ffffffff [ 1343.023550][ T32] r5:80050113 r4:80239bb0 [ 1343.023574][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) ** 2 printk messages dropped ** [ 1343.023698][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08d9dc0 r5:e08d9e08 ** 6 printk messages dropped ** [ 1343.024035][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1343.024219][ T32] r5:8512438c r4:85124000 [ 1343.024242][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1343.024284][ T32] r7:dddced40 r6:83018000 r5:8512438c r4:84b0bd00 [ 1343.024306][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1343.024352][ T32] r10:61c88647 r9:84b7bc00 r8:84b0bd2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1343.024452][ T32] r4:84b0bd00 [ 1343.024511][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1343.024587][ T32] r10:00000000 r9:84b0bd00 r8:8027ecf4 r7:e08b1e60 r6:85024500 r5:84b7bc00 [ 1343.024614][ T32] r4:00000001 [ 1343.024634][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.024669][ T32] Exception stack(0xe08d9fb0 to 0xe08d9ff8) [ 1343.024695][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1343.024736][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.024790][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.024849][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1343.024951][ T32] r4:850d9a80 [ 1343.025002][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.025035][ T32] INFO: task kworker/0:846:5575 blocked for more than 469 seconds. [ 1343.025069][ T32] Not tainted 6.15.0-syzkaller #0 [ 1343.025095][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.025124][ T32] task:kworker/0:846 state:D stack:0 pid:5575 tgid:5575 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.025171][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.025211][ T32] Call trace: [ 1343.025267][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1343.025329][ T32] r10:829189c0 r9:ebc79d84 r8:00000002 r7:60000013 r6:ebc79d8c r5:855fec00 [ 1343.025358][ T32] r4:855fec00 [ 1343.025434][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1343.025479][ T32] r5:855fec00 r4:829189bc [ 1343.025550][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.025593][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.025656][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebc79e08 [ 1343.025735][ T32] r4:00000000 [ 1343.025758][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1343.025826][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1343.025877][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1343.025922][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847e7940 [ 1343.025944][ T32] r4:00000000 [ 1343.025988][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1343.026033][ T32] r9:83018005 r8:855fec00 r7:00000000 r6:83018000 r5:00001000 r4:7f08d000 [ 1343.026054][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1343.026093][ T32] r5:00001000 r4:eba97000 [ 1343.026118][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1343.026156][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.026192][ T32] r5:8569fb8c r4:8569f800 [ 1343.026232][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1343.026327][ T32] r7:dddced40 r6:83018000 r5:8569fb8c r4:85382400 ** 1 printk messages dropped ** [ 1343.026426][ T32] r10:61c88647 r9:855fec00 r8:8538242c r7:82804d40 r6:dddced40 r5:dddced60 ** 7 printk messages dropped ** [ 1343.026858][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1343.027954][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) ** 9 printk messages dropped ** [ 1343.028643][ T32] r4:82ac11e4 ** 4 printk messages dropped ** [ 1343.029065][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9b40 ** 7 printk messages dropped ** [ 1343.029587][ T32] r5:8512438c r4:85124000 ** 3 printk messages dropped ** [ 1343.029819][ T32] r10:61c88647 r9:84b7bc00 r8:84b0bd2c r7:82804d40 r6:dddced40 r5:dddced60 ** 8 printk messages dropped ** [ 1343.030119][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1343.030276][ T32] Not tainted 6.15.0-syzkaller #0 [ 1343.030310][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.030334][ T32] task:kworker/0:847 state:D stack:0 pid:5576 tgid:5576 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.030470][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.030514][ T32] Call trace: [ 1343.061931][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1343.062039][ T32] r10:829189c0 r9:ebc7dd84 r8:00000002 r7:60000013 r6:ebc7dd8c r5:855f6000 [ 1343.062116][ T32] r4:855f6000 [ 1343.062143][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1343.062218][ T32] r5:855f6000 r4:829189bc [ 1343.062338][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.062415][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.062468][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebc7de08 [ 1343.062491][ T32] r4:00000000 [ 1343.062510][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1343.062550][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1343.062604][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1343.062652][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847e7340 [ 1343.062675][ T32] r4:00000000 [ 1343.062846][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1343.062897][ T32] r9:83018005 r8:855f6000 r7:00000000 r6:83018000 r5:00001000 r4:7f063000 [ 1343.062938][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1343.062985][ T32] r5:00001000 r4:eb969000 [ 1343.063005][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1343.063043][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.063082][ T32] r5:8569e78c r4:8569e400 [ 1343.063108][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1343.063187][ T32] r7:dddced40 r6:83018000 r5:8569e78c r4:85382480 [ 1343.063209][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1343.063255][ T32] r10:61c88647 r9:855f6000 r8:853824ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1343.063278][ T32] r4:85382480 [ 1343.063297][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1343.063374][ T32] r10:00000000 r9:85382480 r8:8027ecf4 r7:ebc79e60 r6:850e9a00 r5:855f6000 [ 1343.063400][ T32] r4:00000001 [ 1343.063420][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.063456][ T32] Exception stack(0xebc7dfb0 to 0xebc7dff8) [ 1343.063485][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1343.063541][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.063573][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.063603][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 1 printk messages dropped ** [ 1343.064168][ T32] INFO: task kworker/0:847:5576 is blocked on a mutex likely owned by task kworker/0:315:3960. ** 10 printk messages dropped ** [ 1343.064697][ T32] 9d60: 80050113 ffffffff ** 5 printk messages dropped ** [ 1343.065005][ T32] r4:e08d9dc0 ** 4 printk messages dropped ** [ 1343.065340][ T32] r9:83018005 r8:84b7bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f09d000 ** 7 printk messages dropped ** [ 1343.065757][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1343.065804][ T32] r10:61c88647 r9:84b7bc00 r8:84b0bd2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1343.065827][ T32] r4:84b0bd00 [ 1343.065909][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1343.066000][ T32] r10:00000000 r9:84b0bd00 r8:8027ecf4 r7:e08b1e60 r6:85024500 r5:84b7bc00 [ 1343.066052][ T32] r4:00000001 [ 1343.066075][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.066123][ T32] Exception stack(0xe08d9fb0 to 0xe08d9ff8) [ 1343.066180][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1343.066228][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.066260][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.066315][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1343.066366][ T32] r4:850d9a80 [ 1343.066390][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.066436][ T32] INFO: task kworker/0:848:5578 blocked for more than 469 seconds. [ 1343.066472][ T32] Not tainted 6.15.0-syzkaller #0 [ 1343.066499][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.066520][ T32] task:kworker/0:848 state:D stack:0 pid:5578 tgid:5578 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.066566][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.066636][ T32] Call trace: [ 1343.066671][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1343.066719][ T32] r10:829189c0 r9:ebc85d84 r8:00000002 r7:60000013 r6:ebc85d8c r5:85600c00 [ 1343.066742][ T32] r4:85600c00 [ 1343.066760][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1343.066799][ T32] r5:85600c00 r4:829189bc [ 1343.066819][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.066857][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.066901][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebc85e08 [ 1343.066949][ T32] r4:00000000 [ 1343.066972][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1343.067043][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1343.067084][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1343.067161][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847e72c0 [ 1343.067204][ T32] r4:00000000 [ 1343.067234][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1343.067275][ T32] r9:83018005 r8:85600c00 r7:00000000 r6:83018000 r5:00001000 r4:7f065000 [ 1343.067296][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1343.067335][ T32] r5:00001000 r4:eb9d9000 [ 1343.067366][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1343.067408][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.067447][ T32] r5:8569eb8c r4:8569e800 [ 1343.067495][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1343.067560][ T32] r7:dddced40 r6:83018000 r5:8569eb8c r4:85382500 [ 1343.067585][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1343.067726][ T32] r10:61c88647 r9:85600c00 r8:8538252c r7:82804d40 r6:dddced40 r5:dddced60 [ 1343.067804][ T32] r4:85382500 [ 1343.067827][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1343.067881][ T32] r10:00000000 r9:85382500 r8:8027ecf4 r7:ebc79e60 r6:850e9a80 r5:85600c00 [ 1343.067932][ T32] r4:00000001 [ 1343.067956][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.067992][ T32] Exception stack(0xebc85fb0 to 0xebc85ff8) [ 1343.068043][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 2 printk messages dropped ** [ 1343.068217][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 10 printk messages dropped ** [ 1343.069167][ T32] 9d20: 8ccec000 e06bf000 00000001 80239b98 7f325000 00000001 82ac11c4 82ac05a0 ** 10 printk messages dropped ** [ 1343.069767][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1343.070039][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) ** 9 printk messages dropped ** [ 1343.070443][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1343.070574][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1343.101924][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.102042][ T32] Call trace: [ 1343.102125][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1343.102235][ T32] r10:829189c0 r9:ebc8dd84 r8:00000002 r7:60000113 r6:ebc8dd8c r5:85600000 [ 1343.102283][ T32] r4:85600000 [ 1343.102335][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1343.102413][ T32] r5:85600000 r4:829189bc [ 1343.102439][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.102532][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.102598][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebc8de08 [ 1343.102622][ T32] r4:00000000 [ 1343.102645][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1343.102687][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1343.102763][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1343.102844][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847e7580 [ 1343.102897][ T32] r4:00000000 [ 1343.102937][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1343.103023][ T32] r9:83018005 r8:85600000 r7:00000000 r6:83018000 r5:00001000 r4:7f067000 [ 1343.103074][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1343.103207][ T32] r5:00001000 r4:eb9f5000 [ 1343.103281][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1343.103367][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.103447][ T32] r5:8569ef8c r4:8569ec00 [ 1343.103541][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1343.103618][ T32] r7:dddced40 r6:83018000 r5:8569ef8c r4:85382580 [ 1343.103690][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1343.103742][ T32] r10:61c88647 r9:85600000 r8:853825ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1343.103766][ T32] r4:85382580 [ 1343.103786][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1343.103870][ T32] r10:00000000 r9:85382580 r8:8027ecf4 r7:ebc79e60 r6:850e9b00 r5:85600000 [ 1343.103925][ T32] r4:00000001 [ 1343.103951][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.104051][ T32] Exception stack(0xebc8dfb0 to 0xebc8dff8) [ 1343.104106][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1343.104157][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.104221][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.104278][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1343.104324][ T32] r4:847e7580 [ 1343.104979][ T32] INFO: task kworker/0:849:5580 is blocked on a mutex likely owned by task kworker/0:315:3960. [ 1343.105025][ T32] task:kworker/0:315 state:R running task stack:0 pid:3960 tgid:3960 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.105095][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.105239][ T32] Call trace: [ 1343.105362][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1343.105467][ T32] r10:8280c9b4 r9:84b7bc00 r8:80200be4 r7:e08d9d54 r6:ffffffff r5:84b7bc00 [ 1343.105554][ T32] r4:00000000 [ 1343.105607][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.105653][ T32] Exception stack(0xe08d9d20 to 0xe08d9d68) [ 1343.105683][ T32] 9d20: 8d10c000 e06bf000 00000001 80239b98 7f325000 00000001 82ac11c4 82ac05a0 [ 1343.105712][ T32] 9d40: 7f325000 e06bf000 8280c9b4 e08d9d9c e08d9da0 e08d9d70 80230ad4 80239bb0 [ 1343.105736][ T32] 9d60: 80050113 ffffffff [ 1343.105759][ T32] r5:80050113 r4:80239bb0 [ 1343.105819][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1343.105917][ T32] r4:82ac11e4 [ 1343.105979][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.106037][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08d9dc0 r5:e08d9e08 [ 1343.106063][ T32] r4:e08d9dc0 [ 1343.106083][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1343.106132][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9b40 [ 1343.106197][ T32] r4:00000000 [ 1343.106234][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1343.106283][ T32] r9:83018005 r8:84b7bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f09d000 [ 1343.106336][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1343.106421][ T32] r5:00001000 r4:e06eb000 [ 1343.106446][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1343.106523][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.106569][ T32] r5:8512438c r4:85124000 [ 1343.106594][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1343.106638][ T32] r7:dddced40 r6:83018000 r5:8512438c r4:84b0bd00 [ 1343.106658][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1343.106716][ T32] r10:61c88647 r9:84b7bc00 r8:84b0bd2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1343.106745][ T32] r4:84b0bd00 [ 1343.106790][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1343.106878][ T32] r10:00000000 r9:84b0bd00 r8:8027ecf4 r7:e08b1e60 r6:85024500 r5:84b7bc00 [ 1343.106909][ T32] r4:00000001 [ 1343.106933][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.106999][ T32] Exception stack(0xe08d9fb0 to 0xe08d9ff8) [ 1343.107028][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 2 printk messages dropped ** [ 1343.107150][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 9 printk messages dropped ** [ 1343.107885][ T32] r10:829189c0 r9:ebc95d84 r8:00000002 r7:60000013 r6:ebc95d8c r5:85601800 ** 2 printk messages dropped ** [ 1343.107972][ T32] r5:85601800 r4:829189bc [ 1343.107991][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1343.108130][ T32] r4:00000000 [ 1343.108242][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1343.108289][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1343.108357][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1343.108413][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847e7700 [ 1343.108443][ T32] r4:00000000 [ 1343.108645][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1343.108751][ T32] r9:83018005 r8:85601800 r7:00000000 r6:83018000 r5:00001000 r4:7f069000 [ 1343.108780][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1343.108822][ T32] r5:00001000 r4:eba05000 [ 1343.108841][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1343.108877][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.108918][ T32] r5:8569f38c r4:8569f000 [ 1343.108978][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1343.109078][ T32] r7:dddced40 r6:83018000 r5:8569f38c r4:85382600 [ 1343.109162][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1343.109254][ T32] r10:61c88647 r9:85601800 r8:8538262c r7:82804d40 r6:dddced40 r5:dddced60 [ 1343.109317][ T32] r4:85382600 [ 1343.109393][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1343.109548][ T32] r10:00000000 r9:85382600 r8:8027ecf4 r7:ebc79e60 r6:850e9b80 r5:85601800 [ 1343.109642][ T32] r4:00000001 [ 1343.109690][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.109765][ T32] Exception stack(0xebc95fb0 to 0xebc95ff8) [ 1343.109828][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1343.109908][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.109942][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.109976][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1343.110001][ T32] r4:847e73c0 [ 1343.110490][ T32] INFO: task kworker/0:850:5582 is blocked on a mutex likely owned by task kworker/0:315:3960. [ 1343.126561][ T32] task:kworker/0:315 state:R running task stack:0 pid:3960 tgid:3960 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.126704][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.126798][ T32] Call trace: [ 1343.126838][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1343.126896][ T32] r10:8280c9b4 r9:84b7bc00 r8:80200be4 r7:e08d9d54 r6:ffffffff r5:84b7bc00 [ 1343.126920][ T32] r4:00000000 [ 1343.126955][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.127001][ T32] Exception stack(0xe08d9d20 to 0xe08d9d68) [ 1343.127032][ T32] 9d20: 8d15e000 e06bf000 00000001 80239b98 7f325000 00000001 82ac11c4 82ac05a0 [ 1343.127133][ T32] 9d40: 7f325000 e06bf000 8280c9b4 e08d9d9c e08d9da0 e08d9d70 80230ad4 80239bb0 [ 1343.127227][ T32] 9d60: 80050113 ffffffff [ 1343.127255][ T32] r5:80050113 r4:80239bb0 [ 1343.127277][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1343.127321][ T32] r4:82ac11e4 [ 1343.127343][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.127385][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08d9dc0 r5:e08d9e08 [ 1343.127406][ T32] r4:e08d9dc0 [ 1343.127452][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1343.127526][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9b40 [ 1343.127578][ T32] r4:00000000 [ 1343.127602][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1343.127658][ T32] r9:83018005 r8:84b7bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f09d000 [ 1343.127685][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1343.127806][ T32] r5:00001000 r4:e06eb000 [ 1343.127832][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1343.127905][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.127951][ T32] r5:8512438c r4:85124000 [ 1343.127972][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1343.128028][ T32] r7:dddced40 r6:83018000 r5:8512438c r4:84b0bd00 [ 1343.128084][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1343.128141][ T32] r10:61c88647 r9:84b7bc00 r8:84b0bd2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1343.128164][ T32] r4:84b0bd00 [ 1343.128265][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1343.128314][ T32] r10:00000000 r9:84b0bd00 r8:8027ecf4 r7:e08b1e60 r6:85024500 r5:84b7bc00 [ 1343.128389][ T32] r4:00000001 [ 1343.128412][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.128474][ T32] Exception stack(0xe08d9fb0 to 0xe08d9ff8) [ 1343.128506][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1343.128640][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.128678][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.128709][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1343.128732][ T32] r4:850d9a80 [ 1343.128754][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.128809][ T32] INFO: task kworker/0:851:5584 blocked for more than 469 seconds. [ 1343.128847][ T32] Not tainted 6.15.0-syzkaller #0 ** 1 printk messages dropped ** [ 1343.128925][ T32] task:kworker/0:851 state:D stack:0 pid:5584 tgid:5584 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1343.129326][ T32] r5:85602400 r4:829189bc [ 1343.129357][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1343.129495][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1343.129662][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847e7840 ** 8 printk messages dropped ** [ 1343.130165][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) ** 9 printk messages dropped ** [ 1343.143806][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1343.143839][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.143892][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.143922][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1343.143945][ T32] r4:847e7500 [ 1343.144607][ T32] INFO: task kworker/0:851:5584 is blocked on a mutex likely owned by task kworker/0:315:3960. [ 1343.144694][ T32] task:kworker/0:315 state:R running task stack:0 pid:3960 tgid:3960 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.144842][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.144939][ T32] Call trace: [ 1343.145007][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1343.145116][ T32] r10:8280c9b4 r9:84b7bc00 r8:80200be4 r7:e08d9d54 r6:ffffffff r5:84b7bc00 [ 1343.145169][ T32] r4:00000000 [ 1343.145212][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.145308][ T32] Exception stack(0xe08d9d20 to 0xe08d9d68) [ 1343.145343][ T32] 9d20: 8d5a2000 e06bf000 00000001 80239b98 7f325000 00000001 82ac11c4 82ac05a0 [ 1343.145379][ T32] 9d40: 7f325000 e06bf000 8280c9b4 e08d9d9c e08d9da0 e08d9d70 80230ad4 80239bb0 [ 1343.145403][ T32] 9d60: 80050113 ffffffff [ 1343.145438][ T32] r5:80050113 r4:80239bb0 [ 1343.145484][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1343.145543][ T32] r4:82ac11e4 [ 1343.145608][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.145686][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08d9dc0 r5:e08d9e08 [ 1343.145725][ T32] r4:e08d9dc0 [ 1343.145813][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1343.145865][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9b40 [ 1343.145989][ T32] r4:00000000 [ 1343.146013][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1343.146058][ T32] r9:83018005 r8:84b7bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f09d000 [ 1343.146080][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1343.146126][ T32] r5:00001000 r4:e06eb000 [ 1343.146148][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1343.146187][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.146238][ T32] r5:8512438c r4:85124000 [ 1343.146263][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1343.146307][ T32] r7:dddced40 r6:83018000 r5:8512438c r4:84b0bd00 [ 1343.146329][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1343.146379][ T32] r10:61c88647 r9:84b7bc00 r8:84b0bd2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1343.146401][ T32] r4:84b0bd00 [ 1343.146419][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1343.146462][ T32] r10:00000000 r9:84b0bd00 r8:8027ecf4 r7:e08b1e60 r6:85024500 r5:84b7bc00 [ 1343.146484][ T32] r4:00000001 [ 1343.146514][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 4 printk messages dropped ** [ 1343.146772][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 6 printk messages dropped ** [ 1343.147066][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1343.147596][ T32] r5:85604800 r4:829189bc [ 1343.147617][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.147672][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) ** 1 printk messages dropped ** [ 1343.147743][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1343.147949][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847e7ac0 ** 7 printk messages dropped ** [ 1343.148456][ T32] r5:8569ff8c r4:8569fc00 ** 4 printk messages dropped ** [ 1343.148812][ T32] r4:85382700 ** 5 printk messages dropped ** [ 1343.149122][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1343.149737][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1343.150113][ T32] 9d60: 80050113 ffffffff ** 4 printk messages dropped ** [ 1343.150292][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08d9dc0 r5:e08d9e08 ** 6 printk messages dropped ** [ 1343.171738][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) ** 7 printk messages dropped ** [ 1343.172149][ T32] r10:61c88647 r9:84b7bc00 r8:84b0bd2c r7:82804d40 r6:dddced40 r5:dddced60 ** 8 printk messages dropped ** [ 1343.172453][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1343.172852][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1343.173330][ T32] r5:85603c00 r4:829189bc [ 1343.173349][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1343.173509][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1343.173821][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847e7c40 ** 8 printk messages dropped ** [ 1343.174187][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) ** 7 printk messages dropped ** [ 1343.174735][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 7 printk messages dropped ** [ 1343.176056][ T32] task:kworker/0:315 state:R running task stack:0 pid:3960 tgid:3960 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1343.176789][ T32] r4:82ac11e4 ** 2 printk messages dropped ** [ 1343.176898][ T32] r4:e08d9dc0 [ 1343.176974][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1343.177021][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9b40 [ 1343.177108][ T32] r4:00000000 [ 1343.177160][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1343.177246][ T32] r9:83018005 r8:84b7bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f09d000 [ 1343.177295][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1343.177382][ T32] r5:00001000 r4:e06eb000 [ 1343.177404][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1343.177443][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.177481][ T32] r5:8512438c r4:85124000 [ 1343.177500][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1343.177550][ T32] r7:dddced40 r6:83018000 r5:8512438c r4:84b0bd00 [ 1343.177571][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1343.177615][ T32] r10:61c88647 r9:84b7bc00 r8:84b0bd2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1343.177636][ T32] r4:84b0bd00 [ 1343.177654][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1343.177697][ T32] r10:00000000 r9:84b0bd00 r8:8027ecf4 r7:e08b1e60 r6:85024500 r5:84b7bc00 [ 1343.177758][ T32] r4:00000001 [ 1343.177781][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.177816][ T32] Exception stack(0xe08d9fb0 to 0xe08d9ff8) [ 1343.177842][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1343.177894][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.177953][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.177994][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1343.178017][ T32] r4:850d9a80 [ 1343.178038][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.178085][ T32] INFO: task kworker/0:854:5592 blocked for more than 469 seconds. [ 1343.178125][ T32] Not tainted 6.15.0-syzkaller #0 [ 1343.178149][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.178169][ T32] task:kworker/0:854 state:D stack:0 pid:5592 tgid:5592 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.178214][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.178371][ T32] Call trace: [ 1343.178461][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1343.178510][ T32] r10:829189c0 r9:ebcbdd84 r8:00000002 r7:60000113 r6:ebcbdd8c r5:85605400 [ 1343.178532][ T32] r4:85605400 [ 1343.178577][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1343.178623][ T32] r5:85605400 r4:829189bc [ 1343.178642][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.178707][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.178775][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebcbde08 [ 1343.178825][ T32] r4:00000000 [ 1343.178847][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1343.178897][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1343.178937][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1343.178979][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847e7d00 [ 1343.179001][ T32] r4:00000000 [ 1343.179019][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1343.179061][ T32] r9:83018005 r8:85605400 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [ 1343.179163][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1343.179237][ T32] r5:00001000 r4:ebac5000 [ 1343.179262][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1343.179347][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.179431][ T32] r5:856a478c r4:856a4400 [ 1343.179473][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1343.179597][ T32] r7:dddced40 r6:83018000 r5:856a478c r4:85382800 [ 1343.179651][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1343.180109][ T32] r10:61c88647 r9:85605400 r8:8538282c r7:82804d40 r6:dddced40 r5:dddced60 [ 1343.180190][ T32] r4:85382800 [ 1343.180237][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1343.180297][ T32] r10:00000000 r9:85382800 r8:8027ecf4 r7:ebcb1e60 r6:850e9d80 r5:85605400 [ 1343.180321][ T32] r4:00000001 [ 1343.180429][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.180468][ T32] Exception stack(0xebcbdfb0 to 0xebcbdff8) [ 1343.201941][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1343.202041][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.202072][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.202119][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1343.202145][ T32] r4:847e7a40 [ 1343.202686][ T32] INFO: task kworker/0:854:5592 is blocked on a mutex likely owned by task kworker/0:315:3960. [ 1343.202754][ T32] task:kworker/0:315 state:R running task stack:0 pid:3960 tgid:3960 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.202895][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.202972][ T32] Call trace: [ 1343.203031][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1343.203163][ T32] r10:8280c9b4 r9:84b7bc00 r8:80200be4 r7:e08d9d54 r6:ffffffff r5:84b7bc00 [ 1343.203193][ T32] r4:00000000 [ 1343.203213][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.203253][ T32] Exception stack(0xe08d9d20 to 0xe08d9d68) [ 1343.203283][ T32] 9d20: 8da31000 e06bf000 00000001 80239b98 7f325000 00000001 82ac11c4 82ac05a0 [ 1343.203310][ T32] 9d40: 7f325000 e06bf000 8280c9b4 e08d9d9c e08d9da0 e08d9d70 80230ad4 80239bb0 [ 1343.203377][ T32] 9d60: 80050113 ffffffff [ 1343.203407][ T32] r5:80050113 r4:80239bb0 [ 1343.203427][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1343.203512][ T32] r4:82ac11e4 [ 1343.203562][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.203635][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08d9dc0 r5:e08d9e08 ** 3 printk messages dropped ** [ 1343.203742][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1343.203971][ T32] r5:8512438c r4:85124000 ** 3 printk messages dropped ** [ 1343.204145][ T32] r10:61c88647 r9:84b7bc00 r8:84b0bd2c r7:82804d40 r6:dddced40 r5:dddced60 ** 10 printk messages dropped ** [ 1343.204528][ T32] r4:850d9a80 ** 4 printk messages dropped ** [ 1343.204658][ T32] task:kworker/0:855 state:D stack:0 pid:5593 tgid:5593 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1343.205011][ T32] r5:85606c00 r4:829189bc ** 1 printk messages dropped ** [ 1343.205109][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) ** 7 printk messages dropped ** [ 1343.205399][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) ** 8 printk messages dropped ** [ 1343.205740][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1343.205785][ T32] r10:61c88647 r9:85606c00 r8:853828ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1343.205806][ T32] r4:85382880 [ 1343.205825][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1343.205867][ T32] r10:00000000 r9:85382880 r8:8027ecf4 r7:ebcbde60 r6:850e9e00 r5:85606c00 [ 1343.205888][ T32] r4:00000001 [ 1343.205906][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.205966][ T32] Exception stack(0xebcc1fb0 to 0xebcc1ff8) [ 1343.205995][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1343.206023][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.206078][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.206115][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1343.206137][ T32] r4:847e7b80 [ 1343.206495][ T32] INFO: task kworker/0:855:5593 is blocked on a mutex likely owned by task kworker/0:315:3960. [ 1343.206528][ T32] task:kworker/0:315 state:R running task stack:0 pid:3960 tgid:3960 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.206588][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.206677][ T32] Call trace: [ 1343.206782][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1343.206879][ T32] r10:8280c9b4 r9:84b7bc00 r8:80200be4 r7:e08d9d54 r6:ffffffff r5:84b7bc00 [ 1343.206931][ T32] r4:00000000 [ 1343.206979][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.207075][ T32] Exception stack(0xe08d9d20 to 0xe08d9d68) [ 1343.207207][ T32] 9d20: 8da31000 e06bf000 00000001 80239b98 7f325000 00000001 82ac11c4 82ac05a0 [ 1343.207269][ T32] 9d40: 7f325000 e06bf000 8280c9b4 e08d9d9c e08d9da0 e08d9d70 80230ad4 80239bb0 [ 1343.207344][ T32] 9d60: 80050113 ffffffff [ 1343.207401][ T32] r5:80050113 r4:80239bb0 [ 1343.207466][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1343.207555][ T32] r4:82ac11e4 [ 1343.207597][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.207679][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08d9dc0 r5:e08d9e08 [ 1343.207724][ T32] r4:e08d9dc0 [ 1343.207764][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1343.207847][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9b40 [ 1343.207893][ T32] r4:00000000 [ 1343.207942][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1343.208026][ T32] r9:83018005 r8:84b7bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f09d000 [ 1343.208071][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1343.208169][ T32] r5:00001000 r4:e06eb000 [ 1343.208222][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1343.208309][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.208398][ T32] r5:8512438c r4:85124000 [ 1343.208443][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1343.208536][ T32] r7:dddced40 r6:83018000 r5:8512438c r4:84b0bd00 [ 1343.208653][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1343.208807][ T32] r10:61c88647 r9:84b7bc00 r8:84b0bd2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1343.208864][ T32] r4:84b0bd00 [ 1343.209048][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1343.209164][ T32] r10:00000000 r9:84b0bd00 r8:8027ecf4 r7:e08b1e60 r6:85024500 r5:84b7bc00 [ 1343.209219][ T32] r4:00000001 [ 1343.209263][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.209336][ T32] Exception stack(0xe08d9fb0 to 0xe08d9ff8) [ 1343.209446][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1343.209524][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.209587][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.209678][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1343.209734][ T32] r4:850d9a80 [ 1343.209777][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.209818][ T32] INFO: task kworker/0:856:5594 blocked for more than 469 seconds. [ 1343.209869][ T32] Not tainted 6.15.0-syzkaller #0 [ 1343.209896][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.209937][ T32] task:kworker/0:856 state:D stack:0 pid:5594 tgid:5594 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 3 printk messages dropped ** [ 1343.210115][ T32] r10:829189c0 r9:ebcc5d84 r8:00000002 r7:60000113 r6:ebcc5d8c r5:85603000 ** 2 printk messages dropped ** [ 1343.210210][ T32] r5:85603000 r4:829189bc [ 1343.210232][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.210272][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) ** 4 printk messages dropped ** [ 1343.210484][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) ** 6 printk messages dropped ** [ 1343.229741][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) ** 10 printk messages dropped ** [ 1343.230313][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 8 printk messages dropped ** [ 1343.244410][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1343.244636][ T32] Exception stack(0xe08d9d20 to 0xe08d9d68) ** 8 printk messages dropped ** [ 1343.244973][ T32] r4:e08d9dc0 ** 4 printk messages dropped ** [ 1343.245187][ T32] r9:83018005 r8:84b7bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f09d000 ** 8 printk messages dropped ** [ 1343.245567][ T32] r10:61c88647 r9:84b7bc00 r8:84b0bd2c r7:82804d40 r6:dddced40 r5:dddced60 ** 9 printk messages dropped ** [ 1343.245893][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 6 printk messages dropped ** [ 1343.246125][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1343.246358][ T32] r5:85608c00 r4:829189bc [ 1343.246377][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1343.246482][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1343.246666][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) ** 7 printk messages dropped ** [ 1343.247347][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 9 printk messages dropped ** [ 1343.247880][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 7 printk messages dropped ** [ 1343.248454][ T32] task:kworker/0:315 state:R running task stack:0 pid:3960 tgid:3960 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 14 printk messages dropped ** [ 1343.249127][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08d9dc0 r5:e08d9e08 ** 6 printk messages dropped ** [ 1343.249382][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) ** 1 printk messages dropped ** [ 1343.249440][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1343.249546][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.249587][ T32] r5:8512438c r4:85124000 [ 1343.249606][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1343.249657][ T32] r7:dddced40 r6:83018000 r5:8512438c r4:84b0bd00 [ 1343.249679][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1343.249733][ T32] r10:61c88647 r9:84b7bc00 r8:84b0bd2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1343.249758][ T32] r4:84b0bd00 [ 1343.249778][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1343.249843][ T32] r10:00000000 r9:84b0bd00 r8:8027ecf4 r7:e08b1e60 r6:85024500 r5:84b7bc00 [ 1343.249888][ T32] r4:00000001 [ 1343.249956][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.249995][ T32] Exception stack(0xe08d9fb0 to 0xe08d9ff8) [ 1343.250020][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1343.250047][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.250082][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.250119][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1343.250144][ T32] r4:850d9a80 [ 1343.250164][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.250189][ T32] INFO: task kworker/0:858:5598 blocked for more than 469 seconds. [ 1343.250217][ T32] Not tainted 6.15.0-syzkaller #0 [ 1343.250239][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.250258][ T32] task:kworker/0:858 state:D stack:0 pid:5598 tgid:5598 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.250329][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.250369][ T32] Call trace: [ 1343.250398][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1343.250441][ T32] r10:829189c0 r9:ebcd5d84 r8:00000002 r7:60000113 r6:ebcd5d8c r5:85609800 [ 1343.250462][ T32] r4:85609800 [ 1343.250545][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1343.273519][ T32] r5:85609800 r4:829189bc [ 1343.273638][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.273716][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.273767][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebcd5e08 [ 1343.273815][ T32] r4:00000000 [ 1343.273859][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1343.273902][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1343.273942][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1343.273982][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0aa00 [ 1343.274004][ T32] r4:00000000 [ 1343.274023][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1343.274064][ T32] r9:83018005 r8:85609800 r7:00000000 r6:83018000 r5:00001000 r4:7f09f000 [ 1343.274096][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1343.274153][ T32] r5:00001000 r4:ebaf5000 [ 1343.274184][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1343.274226][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.274264][ T32] r5:856a538c r4:856a5000 [ 1343.274298][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1343.274346][ T32] r7:dddced40 r6:83018000 r5:856a538c r4:85382a00 [ 1343.274367][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1343.274412][ T32] r10:61c88647 r9:85609800 r8:85382a2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1343.274463][ T32] r4:85382a00 [ 1343.274497][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1343.274574][ T32] r10:00000000 r9:85382a00 r8:8027ecf4 r7:ebcd1e60 r6:850e9f80 r5:85609800 [ 1343.274648][ T32] r4:00000001 [ 1343.274694][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.274788][ T32] Exception stack(0xebcd5fb0 to 0xebcd5ff8) [ 1343.274846][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1343.274948][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.275023][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.275085][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1343.275198][ T32] r4:84b0a740 [ 1343.276073][ T32] INFO: task kworker/0:858:5598 is blocked on a mutex likely owned by task kworker/0:315:3960. [ 1343.276218][ T32] task:kworker/0:315 state:R running task stack:0 pid:3960 tgid:3960 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.276386][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.276488][ T32] Call trace: [ 1343.276560][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1343.276691][ T32] r10:8280c9b4 r9:84b7bc00 r8:80200be4 r7:e08d9d54 r6:ffffffff r5:84b7bc00 [ 1343.276748][ T32] r4:00000000 [ 1343.276786][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.276869][ T32] Exception stack(0xe08d9d20 to 0xe08d9d68) [ 1343.276978][ T32] 9d20: 8e82d000 e06bf000 00000001 80239b98 7f325000 00000001 82ac11c4 82ac05a0 [ 1343.277050][ T32] 9d40: 7f325000 e06bf000 8280c9b4 e08d9d9c e08d9da0 e08d9d70 80230ad4 80239bb0 [ 1343.277120][ T32] 9d60: 80050113 ffffffff [ 1343.277190][ T32] r5:80050113 r4:80239bb0 [ 1343.277242][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1343.277333][ T32] r4:82ac11e4 [ 1343.277383][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.277472][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08d9dc0 r5:e08d9e08 [ 1343.277520][ T32] r4:e08d9dc0 [ 1343.277565][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1343.277647][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9b40 [ 1343.277745][ T32] r4:00000000 [ 1343.277784][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1343.277833][ T32] r9:83018005 r8:84b7bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f09d000 [ 1343.277854][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1343.277920][ T32] r5:00001000 r4:e06eb000 [ 1343.277945][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1343.278004][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.278048][ T32] r5:8512438c r4:85124000 [ 1343.278067][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1343.278116][ T32] r7:dddced40 r6:83018000 r5:8512438c r4:84b0bd00 [ 1343.278136][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1343.278181][ T32] r10:61c88647 r9:84b7bc00 r8:84b0bd2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1343.278202][ T32] r4:84b0bd00 [ 1343.278220][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1343.278263][ T32] r10:00000000 r9:84b0bd00 r8:8027ecf4 r7:e08b1e60 r6:85024500 r5:84b7bc00 [ 1343.278285][ T32] r4:00000001 [ 1343.278324][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.278367][ T32] Exception stack(0xe08d9fb0 to 0xe08d9ff8) [ 1343.278393][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1343.278421][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.278468][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.278500][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1343.278523][ T32] r4:850d9a80 [ 1343.278553][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.278587][ T32] INFO: task kworker/0:859:5601 blocked for more than 469 seconds. [ 1343.278622][ T32] Not tainted 6.15.0-syzkaller #0 [ 1343.278683][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.278734][ T32] task:kworker/0:859 state:D stack:0 pid:5601 tgid:5601 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.278785][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.278824][ T32] Call trace: [ 1343.278853][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1343.278897][ T32] r10:829189c0 r9:ebce1d84 r8:00000002 r7:60000013 r6:ebce1d8c r5:85608000 [ 1343.278919][ T32] r4:85608000 [ 1343.278937][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1343.278977][ T32] r5:85608000 r4:829189bc [ 1343.278996][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.279033][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.279077][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebce1e08 [ 1343.279097][ T32] r4:00000000 [ 1343.279205][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1343.279252][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1343.279289][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1343.279329][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851050c0 [ 1343.279350][ T32] r4:00000000 [ 1343.279370][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1343.279409][ T32] r9:83018005 r8:85608000 r7:00000000 r6:83018000 r5:00001000 r4:7f0a1000 [ 1343.279428][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1343.279465][ T32] r5:00001000 r4:ebb03000 [ 1343.279484][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1343.279521][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.279558][ T32] r5:856a578c r4:856a5400 [ 1343.279576][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1343.279616][ T32] r7:dddced40 r6:83018000 r5:856a578c r4:85382a80 [ 1343.279663][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1343.279712][ T32] r10:61c88647 r9:85608000 r8:85382aac r7:82804d40 r6:dddced40 r5:dddced60 [ 1343.279735][ T32] r4:85382a80 [ 1343.279753][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1343.279794][ T32] r10:00000000 r9:85382a80 r8:8027ecf4 r7:ebcd1e60 r6:8546f000 r5:85608000 [ 1343.279860][ T32] r4:00000001 [ 1343.279884][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.279919][ T32] Exception stack(0xebce1fb0 to 0xebce1ff8) [ 1343.279944][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1343.279971][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.279996][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.280026][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1343.280048][ T32] r4:85105000 [ 1343.280437][ T32] INFO: task kworker/0:859:5601 is blocked on a mutex likely owned by task kworker/0:315:3960. [ 1343.280473][ T32] task:kworker/0:315 state:R running task stack:0 pid:3960 tgid:3960 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.280529][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.280570][ T32] Call trace: [ 1343.292037][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1343.292147][ T32] r10:8280c9b4 r9:84b7bc00 r8:80200be4 r7:e08d9d54 r6:ffffffff r5:84b7bc00 [ 1343.292172][ T32] r4:00000000 [ 1343.292193][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.292234][ T32] Exception stack(0xe08d9d20 to 0xe08d9d68) [ 1343.292307][ T32] 9d20: 8e82d000 e06bf000 00000001 80239b98 7f325000 00000001 82ac11c4 82ac05a0 [ 1343.292376][ T32] 9d40: 7f325000 e06bf000 8280c9b4 e08d9d9c e08d9da0 e08d9d70 80230ad4 80239bb0 [ 1343.292404][ T32] 9d60: 80050113 ffffffff [ 1343.292427][ T32] r5:80050113 r4:80239bb0 [ 1343.292449][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) ** 3 printk messages dropped ** [ 1343.292600][ T32] r4:e08d9dc0 ** 4 printk messages dropped ** [ 1343.292742][ T32] r9:83018005 r8:84b7bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f09d000 ** 7 printk messages dropped ** [ 1343.293016][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1343.293404][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1343.293657][ T32] task:kworker/0:860 state:D stack:0 pid:5602 tgid:5602 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1343.293963][ T32] r5:84a08000 r4:829189bc [ 1343.293985][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.294024][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) ** 4 printk messages dropped ** [ 1343.294303][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) ** 6 printk messages dropped ** [ 1343.294548][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) ** 8 printk messages dropped ** [ 1343.294834][ T32] r10:00000000 r9:85382b00 r8:8027ecf4 r7:ebcd1e60 r6:85382b80 r5:84a08000 ** 6 printk messages dropped ** [ 1343.295020][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 6 printk messages dropped ** [ 1343.295866][ T32] r10:8280c9b4 r9:84b7bc00 r8:80200be4 r7:e08d9d54 r6:ffffffff r5:84b7bc00 ** 8 printk messages dropped ** [ 1343.296176][ T32] r4:82ac11e4 ** 4 printk messages dropped ** [ 1343.296330][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9b40 ** 7 printk messages dropped ** [ 1343.296562][ T32] r5:8512438c r4:85124000 ** 3 printk messages dropped ** [ 1343.296693][ T32] r10:61c88647 r9:84b7bc00 r8:84b0bd2c r7:82804d40 r6:dddced40 r5:dddced60 ** 8 printk messages dropped ** [ 1343.297080][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1343.297510][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1343.297753][ T32] r5:84a08c00 r4:829189bc [ 1343.297773][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.297855][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) ** 1 printk messages dropped ** [ 1343.298001][ T32] r4:00000000 [ 1343.298047][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1343.298156][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1343.298235][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1343.298320][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85105580 [ 1343.298393][ T32] r4:00000000 [ 1343.298459][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1343.298552][ T32] r9:83018005 r8:84a08c00 r7:00000000 r6:83018000 r5:00001000 r4:7f0a7000 [ 1343.298602][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1343.298687][ T32] r5:00001000 r4:ebb3f000 [ 1343.298730][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1343.298813][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.298888][ T32] r5:856a638c r4:856a6000 [ 1343.298928][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1343.299009][ T32] r7:dddced40 r6:83018000 r5:856a638c r4:85382c00 [ 1343.299052][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1343.299179][ T32] r10:61c88647 r9:84a08c00 r8:85382c2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1343.299250][ T32] r4:85382c00 [ 1343.299296][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1343.299387][ T32] r10:00000000 r9:85382c00 r8:8027ecf4 r7:ebcd1e60 r6:85382c80 r5:84a08c00 [ 1343.299439][ T32] r4:00000001 [ 1343.299480][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.299555][ T32] Exception stack(0xebcddfb0 to 0xebcddff8) [ 1343.299611][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1343.299674][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.299731][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.299796][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1343.299845][ T32] r4:85105300 [ 1343.300449][ T32] INFO: task kworker/0:861:5606 is blocked on a mutex likely owned by task kworker/0:315:3960. [ 1343.300543][ T32] task:kworker/0:315 state:R running task stack:0 pid:3960 tgid:3960 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.323577][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.323687][ T32] Call trace: [ 1343.323741][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1343.323831][ T32] r10:8280c9b4 r9:84b7bc00 r8:80200be4 r7:e08d9d54 r6:ffffffff r5:84b7bc00 [ 1343.323878][ T32] r4:00000000 [ 1343.323914][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.323975][ T32] Exception stack(0xe08d9d20 to 0xe08d9d68) [ 1343.324025][ T32] 9d20: 8ed7b000 e06bf000 00000001 80239b98 7f325000 00000001 82ac11c4 82ac05a0 [ 1343.324072][ T32] 9d40: 7f325000 e06bf000 8280c9b4 e08d9d9c e08d9da0 e08d9d70 80230ad4 80239bb0 [ 1343.324118][ T32] 9d60: 80050113 ffffffff [ 1343.324158][ T32] r5:80050113 r4:80239bb0 [ 1343.324190][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1343.324256][ T32] r4:82ac11e4 [ 1343.324289][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.324356][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08d9dc0 r5:e08d9e08 [ 1343.324565][ T32] r4:e08d9dc0 [ 1343.324615][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1343.324707][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9b40 [ 1343.324753][ T32] r4:00000000 [ 1343.324791][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1343.324886][ T32] r9:83018005 r8:84b7bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f09d000 [ 1343.324935][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1343.325015][ T32] r5:00001000 r4:e06eb000 [ 1343.325058][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1343.325152][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.325229][ T32] r5:8512438c r4:85124000 [ 1343.325271][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1343.325363][ T32] r7:dddced40 r6:83018000 r5:8512438c r4:84b0bd00 [ 1343.325409][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1343.325522][ T32] r10:61c88647 r9:84b7bc00 r8:84b0bd2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1343.325826][ T32] r4:84b0bd00 [ 1343.325881][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1343.325958][ T32] r10:00000000 r9:84b0bd00 r8:8027ecf4 r7:e08b1e60 r6:85024500 r5:84b7bc00 [ 1343.325995][ T32] r4:00000001 [ 1343.326026][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.326160][ T32] Exception stack(0xe08d9fb0 to 0xe08d9ff8) [ 1343.326211][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1343.326258][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.326348][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.326400][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1343.326436][ T32] r4:850d9a80 [ 1343.326474][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.326549][ T32] INFO: task kworker/0:862:5607 blocked for more than 469 seconds. [ 1343.326657][ T32] Not tainted 6.15.0-syzkaller #0 [ 1343.326716][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.326761][ T32] task:kworker/0:862 state:D stack:0 pid:5607 tgid:5607 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.326851][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.326937][ T32] Call trace: [ 1343.327009][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1343.327109][ T32] r10:829189c0 r9:ebbd9d84 r8:00000002 r7:60000113 r6:ebbd9d8c r5:84a09800 [ 1343.327192][ T32] r4:84a09800 [ 1343.327242][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1343.327326][ T32] r5:84a09800 r4:829189bc [ 1343.327726][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.327806][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.327881][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebbd9e08 [ 1343.327917][ T32] r4:00000000 [ 1343.328041][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1343.328114][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1343.328175][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1343.328244][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85105740 [ 1343.328280][ T32] r4:00000000 [ 1343.328733][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1343.328808][ T32] r9:83018005 r8:84a09800 r7:00000000 r6:83018000 r5:00001000 r4:7f0a9000 ** 1 printk messages dropped ** [ 1343.328904][ T32] r5:00001000 r4:ebb5f000 ** 4 printk messages dropped ** [ 1343.329257][ T32] r7:dddced40 r6:83018000 r5:856a678c r4:85382d00 ** 6 printk messages dropped ** [ 1343.329778][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 7 printk messages dropped ** [ 1343.353238][ T32] task:kworker/0:315 state:R running task stack:0 pid:3960 tgid:3960 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 14 printk messages dropped ** [ 1343.354927][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08d9dc0 r5:e08d9e08 ** 6 printk messages dropped ** [ 1343.355439][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) ** 10 printk messages dropped ** [ 1343.356121][ T32] r10:00000000 r9:84b0bd00 r8:8027ecf4 r7:e08b1e60 r6:85024500 r5:84b7bc00 ** 7 printk messages dropped ** [ 1343.356575][ T32] r4:850d9a80 ** 4 printk messages dropped ** [ 1343.356852][ T32] task:kworker/0:863 state:D stack:0 pid:5608 tgid:5608 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1343.358037][ T32] r5:84a0a400 r4:829189bc [ 1343.358068][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.358136][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.358254][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebce9e08 [ 1343.358294][ T32] r4:00000000 [ 1343.358326][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1343.358392][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1343.358451][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1343.358516][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85105ac0 [ 1343.358628][ T32] r4:00000000 [ 1343.358663][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1343.358730][ T32] r9:83018005 r8:84a0a400 r7:00000000 r6:83018000 r5:00001000 r4:7f0ad000 [ 1343.358763][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1343.358869][ T32] r5:00001000 r4:ebb7b000 [ 1343.358905][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1343.358969][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.359031][ T32] r5:856a6f8c r4:856a6c00 [ 1343.359062][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1343.359171][ T32] r7:dddced40 r6:83018000 r5:856a6f8c r4:85382e00 [ 1343.359207][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1343.359279][ T32] r10:61c88647 r9:84a0a400 r8:85382e2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1343.359372][ T32] r4:85382e00 [ 1343.359409][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1343.359482][ T32] r10:00000000 r9:85382e00 r8:8027ecf4 r7:ebbd9e60 r6:85382e80 r5:84a0a400 [ 1343.359517][ T32] r4:00000001 [ 1343.359568][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.359627][ T32] Exception stack(0xebce9fb0 to 0xebce9ff8) [ 1343.359669][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1343.359715][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.359757][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.359803][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1343.359973][ T32] r4:85105680 [ 1343.392364][ T32] INFO: task kworker/0:863:5608 is blocked on a mutex likely owned by task kworker/0:315:3960. [ 1343.392898][ T32] task:kworker/0:315 state:R running task stack:0 pid:3960 tgid:3960 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.393246][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.393346][ T32] Call trace: [ 1343.393400][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1343.393490][ T32] r10:8280c9b4 r9:84b7bc00 r8:80200be4 r7:e08d9d54 r6:ffffffff r5:84b7bc00 [ 1343.393526][ T32] r4:00000000 [ 1343.393558][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.393617][ T32] Exception stack(0xe08d9d20 to 0xe08d9d68) [ 1343.393666][ T32] 9d20: 8f4f5000 e06bf000 00000001 80239b98 7f325000 00000001 82ac11c4 82ac05a0 [ 1343.393712][ T32] 9d40: 7f325000 e06bf000 8280c9b4 e08d9d9c e08d9da0 e08d9d70 80230ad4 80239bb0 [ 1343.393749][ T32] 9d60: 80050113 ffffffff [ 1343.393923][ T32] r5:80050113 r4:80239bb0 [ 1343.393961][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1343.394029][ T32] r4:82ac11e4 [ 1343.394061][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.394214][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08d9dc0 r5:e08d9e08 [ 1343.394253][ T32] r4:e08d9dc0 [ 1343.394285][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1343.394352][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9b40 [ 1343.394389][ T32] r4:00000000 [ 1343.394419][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1343.394487][ T32] r9:83018005 r8:84b7bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f09d000 [ 1343.394788][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1343.394901][ T32] r5:00001000 r4:e06eb000 [ 1343.394936][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1343.394999][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.395311][ T32] r5:8512438c r4:85124000 [ 1343.395368][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1343.395539][ T32] r7:dddced40 r6:83018000 r5:8512438c r4:84b0bd00 ** 1 printk messages dropped ** [ 1343.395651][ T32] r10:61c88647 r9:84b7bc00 r8:84b0bd2c r7:82804d40 r6:dddced40 r5:dddced60 ** 8 printk messages dropped ** [ 1343.396083][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1343.396376][ T32] task:kworker/0:864 state:D stack:0 pid:5610 tgid:5610 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1343.397194][ T32] r5:84a0bc00 r4:829189bc [ 1343.397229][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1343.397428][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1343.397692][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851058c0 ** 9 printk messages dropped ** [ 1343.398259][ T32] r7:dddced40 r6:83018000 r5:856a6b8c r4:85382f00 ** 8 printk messages dropped ** [ 1343.398722][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1343.399915][ T32] Workqueue: events bpf_prog_free_deferred ** 2 printk messages dropped ** [ 1343.400192][ T32] r10:8280c9b4 r9:84b7bc00 r8:80200be4 r7:e08d9d54 r6:ffffffff r5:84b7bc00 [ 1343.400229][ T32] r4:00000000 [ 1343.400260][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.400320][ T32] Exception stack(0xe08d9d20 to 0xe08d9d68) [ 1343.400369][ T32] 9d20: 8f4f5000 e06bf000 00000001 80239b98 7f325000 00000001 82ac11c4 82ac05a0 [ 1343.400417][ T32] 9d40: 7f325000 e06bf000 8280c9b4 e08d9d9c e08d9da0 e08d9d70 80230ad4 80239bb0 [ 1343.400604][ T32] 9d60: 80050113 ffffffff [ 1343.421267][ T32] r5:80050113 r4:80239bb0 [ 1343.421343][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1343.421457][ T32] r4:82ac11e4 [ 1343.421491][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.421676][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08d9dc0 r5:e08d9e08 [ 1343.421719][ T32] r4:e08d9dc0 [ 1343.421750][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1343.421871][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9b40 [ 1343.421910][ T32] r4:00000000 [ 1343.421941][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1343.422008][ T32] r9:83018005 r8:84b7bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f09d000 [ 1343.422042][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1343.422113][ T32] r5:00001000 r4:e06eb000 [ 1343.422217][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1343.422285][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.422348][ T32] r5:8512438c r4:85124000 [ 1343.422381][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1343.422521][ T32] r7:dddced40 r6:83018000 r5:8512438c r4:84b0bd00 [ 1343.422560][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1343.422634][ T32] r10:61c88647 r9:84b7bc00 r8:84b0bd2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1343.422669][ T32] r4:84b0bd00 [ 1343.422699][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1343.422791][ T32] r10:00000000 r9:84b0bd00 r8:8027ecf4 r7:e08b1e60 r6:85024500 r5:84b7bc00 [ 1343.422898][ T32] r4:00000001 [ 1343.422934][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.422991][ T32] Exception stack(0xe08d9fb0 to 0xe08d9ff8) [ 1343.423038][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1343.423083][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.423161][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.423223][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1343.423341][ T32] r4:850d9a80 [ 1343.423394][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.423458][ T32] INFO: task kworker/0:865:5612 blocked for more than 469 seconds. [ 1343.423532][ T32] Not tainted 6.15.0-syzkaller #0 [ 1343.423574][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.423631][ T32] task:kworker/0:865 state:D stack:0 pid:5612 tgid:5612 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.423723][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.423971][ T32] Call trace: [ 1343.424025][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1343.424109][ T32] r10:829189c0 r9:ebcf5d84 r8:00000002 r7:60000113 r6:ebcf5d8c r5:84a0c800 [ 1343.424145][ T32] r4:84a0c800 [ 1343.424176][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1343.424239][ T32] r5:84a0c800 r4:829189bc [ 1343.424269][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.424353][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.424433][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebcf5e08 [ 1343.424490][ T32] r4:00000000 [ 1343.424523][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1343.424585][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1343.424642][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1343.424718][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85105b40 [ 1343.424780][ T32] r4:00000000 [ 1343.424936][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1343.425005][ T32] r9:83018005 r8:84a0c800 r7:00000000 r6:83018000 r5:00001000 r4:7f0b1000 [ 1343.425038][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1343.425157][ T32] r5:00001000 r4:ebb9d000 [ 1343.425192][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1343.425254][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.425314][ T32] r5:856a778c r4:856a7400 [ 1343.425348][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1343.425414][ T32] r7:dddced40 r6:83018000 r5:856a778c r4:852c7000 [ 1343.425448][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1343.425518][ T32] r10:61c88647 r9:84a0c800 r8:852c702c r7:82804d40 r6:dddced40 r5:dddced60 [ 1343.425677][ T32] r4:852c7000 [ 1343.425758][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1343.425864][ T32] r10:00000000 r9:852c7000 r8:8027ecf4 r7:ebce9e60 r6:852c7080 r5:84a0c800 [ 1343.425903][ T32] r4:00000001 [ 1343.425933][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.426076][ T32] Exception stack(0xebcf5fb0 to 0xebcf5ff8) [ 1343.426128][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1343.426185][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.426242][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.426290][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1343.426325][ T32] r4:85105a00 [ 1343.427199][ T32] INFO: task kworker/0:865:5612 is blocked on a mutex likely owned by task kworker/0:315:3960. [ 1343.427283][ T32] task:kworker/0:315 state:R running task stack:0 pid:3960 tgid:3960 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.427380][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.427448][ T32] Call trace: [ 1343.427495][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1343.427596][ T32] r10:8280c9b4 r9:84b7bc00 r8:80200be4 r7:e08d9d54 r6:ffffffff r5:84b7bc00 [ 1343.427638][ T32] r4:00000000 [ 1343.427694][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.427760][ T32] Exception stack(0xe08d9d20 to 0xe08d9d68) [ 1343.427818][ T32] 9d20: 8f836000 e06bf000 00000001 80239b98 7f325000 00000001 82ac11c4 82ac05a0 ** 1 printk messages dropped ** [ 1343.427905][ T32] 9d60: 80050113 ffffffff ** 4 printk messages dropped ** [ 1343.428187][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08d9dc0 r5:e08d9e08 ** 6 printk messages dropped ** [ 1343.428739][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) ** 10 printk messages dropped ** [ 1343.429441][ T32] r10:00000000 r9:84b0bd00 r8:8027ecf4 r7:e08b1e60 r6:85024500 r5:84b7bc00 ** 7 printk messages dropped ** [ 1343.429812][ T32] r4:850d9a80 ** 5 printk messages dropped ** [ 1343.430058][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1343.461221][ T32] r5:8560b000 r4:829189bc [ 1343.461353][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 4 printk messages dropped ** [ 1343.461776][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) ** 5 printk messages dropped ** [ 1343.462128][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1343.462198][ T32] r5:00001000 r4:ebb8f000 [ 1343.462229][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1343.462289][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.462353][ T32] r5:856a738c r4:856a7000 [ 1343.462384][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1343.462453][ T32] r7:dddced40 r6:83018000 r5:856a738c r4:852c7100 [ 1343.462486][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1343.462579][ T32] r10:61c88647 r9:8560b000 r8:852c712c r7:82804d40 r6:dddced40 r5:dddced60 [ 1343.462705][ T32] r4:852c7100 [ 1343.462740][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1343.462812][ T32] r10:00000000 r9:852c7100 r8:8027ecf4 r7:ebcf5e60 r6:8546f080 r5:8560b000 [ 1343.462847][ T32] r4:00000001 [ 1343.462878][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.462976][ T32] Exception stack(0xebcf9fb0 to 0xebcf9ff8) [ 1343.463098][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1343.463185][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.463232][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.463278][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1343.463324][ T32] r4:85105c00 [ 1343.464210][ T32] INFO: task kworker/0:866:5614 is blocked on a mutex likely owned by task kworker/0:315:3960. [ 1343.464295][ T32] task:kworker/0:315 state:R running task stack:0 pid:3960 tgid:3960 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.464517][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.464614][ T32] Call trace: [ 1343.464700][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1343.464782][ T32] r10:8280c9b4 r9:84b7bc00 r8:80200be4 r7:e08d9d54 r6:ffffffff r5:84b7bc00 [ 1343.464817][ T32] r4:00000000 [ 1343.464870][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.464960][ T32] Exception stack(0xe08d9d20 to 0xe08d9d68) [ 1343.465045][ T32] 9d20: 8fb7f000 e06bf000 00000001 80239b98 7f325000 00000001 82ac11c4 82ac05a0 [ 1343.465133][ T32] 9d40: 7f325000 e06bf000 8280c9b4 e08d9d9c e08d9da0 e08d9d70 80230ad4 80239bb0 ** 6 printk messages dropped ** [ 1343.465513][ T32] r4:e08d9dc0 ** 4 printk messages dropped ** [ 1343.465774][ T32] r9:83018005 r8:84b7bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f09d000 ** 8 printk messages dropped ** [ 1343.466325][ T32] r10:61c88647 r9:84b7bc00 r8:84b0bd2c r7:82804d40 r6:dddced40 r5:dddced60 ** 9 printk messages dropped ** [ 1343.466913][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 12 printk messages dropped ** [ 1343.467801][ T32] r5:8560d400 r4:829189bc [ 1343.467854][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.467919][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) ** 4 printk messages dropped ** [ 1343.468208][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) ** 6 printk messages dropped ** [ 1343.468552][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) ** 12 printk messages dropped ** [ 1343.469383][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1343.495818][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1343.496436][ T32] 9d60: 80050113 ffffffff ** 5 printk messages dropped ** [ 1343.496843][ T32] r4:e08d9dc0 ** 5 printk messages dropped ** [ 1343.497182][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) ** 7 printk messages dropped ** [ 1343.497713][ T32] r10:61c88647 r9:84b7bc00 r8:84b0bd2c r7:82804d40 r6:dddced40 r5:dddced60 ** 9 printk messages dropped ** [ 1343.498239][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 9 printk messages dropped ** [ 1343.498985][ T32] r10:829189c0 r9:ebd0dd84 r8:00000002 r7:60000113 r6:ebd0dd8c r5:8560e000 ** 2 printk messages dropped ** [ 1343.499216][ T32] r5:8560e000 r4:829189bc [ 1343.499247][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 5 printk messages dropped ** [ 1343.499672][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) ** 6 printk messages dropped ** [ 1343.500077][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) ** 5 printk messages dropped ** [ 1343.500482][ T32] r10:61c88647 r9:8560e000 r8:852c722c r7:82804d40 r6:dddced40 r5:dddced60 [ 1343.500522][ T32] r4:852c7200 [ 1343.500603][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1343.500676][ T32] r10:00000000 r9:852c7200 r8:8027ecf4 r7:ebd05e60 r6:8546f180 r5:8560e000 [ 1343.511138][ T32] r4:00000001 [ 1343.511325][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.511434][ T32] Exception stack(0xebd0dfb0 to 0xebd0dff8) [ 1343.511487][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1343.511557][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.511626][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.511702][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1343.511742][ T32] r4:85105e80 [ 1343.512618][ T32] INFO: task kworker/0:868:5619 is blocked on a mutex likely owned by task kworker/0:315:3960. [ 1343.512749][ T32] task:kworker/0:315 state:R running task stack:0 pid:3960 tgid:3960 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.512946][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.513034][ T32] Call trace: [ 1343.513086][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1343.513177][ T32] r10:8280c9b4 r9:84b7bc00 r8:80200be4 r7:e08d9d54 r6:ffffffff r5:84b7bc00 [ 1343.513331][ T32] r4:00000000 [ 1343.513371][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.513436][ T32] Exception stack(0xe08d9d20 to 0xe08d9d68) [ 1343.513483][ T32] 9d20: 8fe00000 e06bf000 00000001 80239b98 7f325000 00000001 82ac11c4 82ac05a0 [ 1343.513530][ T32] 9d40: 7f325000 e06bf000 8280c9b4 e08d9d9c e08d9da0 e08d9d70 80230ad4 80239bb0 [ 1343.513591][ T32] 9d60: 80050113 ffffffff [ 1343.513633][ T32] r5:80050113 r4:80239bb0 [ 1343.513667][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1343.513737][ T32] r4:82ac11e4 [ 1343.513769][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.513835][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08d9dc0 r5:e08d9e08 [ 1343.513871][ T32] r4:e08d9dc0 [ 1343.513928][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1343.514067][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9b40 [ 1343.514125][ T32] r4:00000000 [ 1343.514252][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1343.514373][ T32] r9:83018005 r8:84b7bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f09d000 [ 1343.514413][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1343.514480][ T32] r5:00001000 r4:e06eb000 [ 1343.514602][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1343.514669][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.514868][ T32] r5:8512438c r4:85124000 [ 1343.514904][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1343.514978][ T32] r7:dddced40 r6:83018000 r5:8512438c r4:84b0bd00 [ 1343.515012][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1343.515084][ T32] r10:61c88647 r9:84b7bc00 r8:84b0bd2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1343.515188][ T32] r4:84b0bd00 [ 1343.515226][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1343.515309][ T32] r10:00000000 r9:84b0bd00 r8:8027ecf4 r7:e08b1e60 r6:85024500 r5:84b7bc00 [ 1343.515351][ T32] r4:00000001 [ 1343.515383][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.515450][ T32] Exception stack(0xe08d9fb0 to 0xe08d9ff8) [ 1343.515496][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1343.515542][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.515585][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.515677][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1343.515716][ T32] r4:850d9a80 [ 1343.515782][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.515832][ T32] INFO: task kworker/0:869:5620 blocked for more than 469 seconds. [ 1343.515907][ T32] Not tainted 6.15.0-syzkaller #0 [ 1343.515952][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.516007][ T32] task:kworker/0:869 state:D stack:0 pid:5620 tgid:5620 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.516103][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.516243][ T32] Call trace: [ 1343.516335][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1343.516410][ T32] r10:829189c0 r9:ebd11d84 r8:00000002 r7:60000113 r6:ebd11d8c r5:8560c800 [ 1343.516469][ T32] r4:8560c800 [ 1343.516505][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1343.516575][ T32] r5:8560c800 r4:829189bc [ 1343.516618][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.516691][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.516773][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebd11e08 [ 1343.516814][ T32] r4:00000000 [ 1343.516851][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1343.516967][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1343.517052][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) ** 3 printk messages dropped ** [ 1343.517336][ T32] r9:83018005 r8:8560c800 r7:00000000 r6:83018000 r5:00001000 r4:7f0b5000 ** 7 printk messages dropped ** [ 1343.517928][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1343.518524][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1343.519958][ T32] r10:8280c9b4 r9:84b7bc00 r8:80200be4 r7:e08d9d54 r6:ffffffff r5:84b7bc00 ** 11 printk messages dropped ** [ 1343.548146][ T32] r4:e08d9dc0 ** 4 printk messages dropped ** [ 1343.548513][ T32] r9:83018005 r8:84b7bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f09d000 ** 8 printk messages dropped ** [ 1343.549018][ T32] r10:61c88647 r9:84b7bc00 r8:84b0bd2c r7:82804d40 r6:dddced40 r5:dddced60 ** 10 printk messages dropped ** [ 1343.549591][ T32] r4:850d9a80 ** 4 printk messages dropped ** [ 1343.549896][ T32] task:kworker/0:870 state:D stack:0 pid:5623 tgid:5623 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1343.550391][ T32] r5:8560a400 r4:829189bc ** 2 printk messages dropped ** [ 1343.571640][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebd1de08 ** 4 printk messages dropped ** [ 1343.572032][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85308100 ** 9 printk messages dropped ** [ 1343.572677][ T32] r7:dddced40 r6:83018000 r5:856acb8c r4:852c7300 ** 6 printk messages dropped ** [ 1343.573069][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 8 printk messages dropped ** [ 1343.574523][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1343.575028][ T32] 9d40: 7f325000 e06bf000 8280c9b4 e08d9d9c e08d9da0 e08d9d70 80230ad4 80239bb0 ** 8 printk messages dropped ** [ 1343.575958][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9b40 ** 5 printk messages dropped ** [ 1343.576782][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1343.576877][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.576984][ T32] r5:8512438c r4:85124000 [ 1343.577022][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1343.577302][ T32] r7:dddced40 r6:83018000 r5:8512438c r4:84b0bd00 [ 1343.577356][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1343.577434][ T32] r10:61c88647 r9:84b7bc00 r8:84b0bd2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1343.577667][ T32] r4:84b0bd00 [ 1343.577703][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1343.577776][ T32] r10:00000000 r9:84b0bd00 r8:8027ecf4 r7:e08b1e60 r6:85024500 r5:84b7bc00 [ 1343.577811][ T32] r4:00000001 [ 1343.577841][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.577908][ T32] Exception stack(0xe08d9fb0 to 0xe08d9ff8) [ 1343.577953][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1343.578057][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.578132][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.578182][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1343.578274][ T32] r4:850d9a80 [ 1343.578336][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.578390][ T32] INFO: task kworker/0:871:5626 blocked for more than 470 seconds. [ 1343.578466][ T32] Not tainted 6.15.0-syzkaller #0 [ 1343.578509][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.578543][ T32] task:kworker/0:871 state:D stack:0 pid:5626 tgid:5626 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.578639][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.578728][ T32] Call trace: [ 1343.578777][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1343.578871][ T32] r10:829189c0 r9:ebd35d84 r8:00000002 r7:60000113 r6:ebd35d8c r5:855fe000 [ 1343.578911][ T32] r4:855fe000 [ 1343.578964][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1343.579033][ T32] r5:855fe000 r4:829189bc [ 1343.579087][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.579224][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.579349][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebd35e08 [ 1343.579391][ T32] r4:00000000 [ 1343.579424][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1343.579485][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1343.579543][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1343.579608][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:83f76f80 [ 1343.579689][ T32] r4:00000000 [ 1343.579724][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1343.579791][ T32] r9:83018005 r8:855fe000 r7:00000000 r6:83018000 r5:00001000 r4:7f0b9000 [ 1343.579825][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1343.579887][ T32] r5:00001000 r4:ebd1f000 [ 1343.579941][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1343.580028][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.580106][ T32] r5:856ac78c r4:856ac400 [ 1343.580151][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1343.580221][ T32] r7:dddced40 r6:83018000 r5:856ac78c r4:852c7380 [ 1343.580302][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1343.580416][ T32] r10:61c88647 r9:855fe000 r8:852c73ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1343.580456][ T32] r4:852c7380 [ 1343.580558][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1343.591268][ T32] r10:00000000 r9:852c7380 r8:8027ecf4 r7:ebd1de60 r6:8546f300 r5:855fe000 [ 1343.591343][ T32] r4:00000001 [ 1343.591381][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.591494][ T32] Exception stack(0xebd35fb0 to 0xebd35ff8) [ 1343.591551][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1343.591605][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.591669][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.591724][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1343.591760][ T32] r4:85308040 [ 1343.592637][ T32] INFO: task kworker/0:871:5626 is blocked on a mutex likely owned by task kworker/0:315:3960. [ 1343.592702][ T32] task:kworker/0:315 state:R running task stack:0 pid:3960 tgid:3960 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.592847][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.592965][ T32] Call trace: [ 1343.593043][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1343.593167][ T32] r10:8280c9b4 r9:84b7bc00 r8:80200be4 r7:e08d9d54 r6:ffffffff r5:84b7bc00 [ 1343.593216][ T32] r4:00000000 [ 1343.593278][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.593378][ T32] Exception stack(0xe08d9d20 to 0xe08d9d68) ** 4 printk messages dropped ** [ 1343.593637][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) ** 9 printk messages dropped ** [ 1343.594208][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) ** 11 printk messages dropped ** [ 1343.594952][ T32] r4:00000001 ** 6 printk messages dropped ** [ 1343.595429][ T32] r4:850d9a80 ** 5 printk messages dropped ** [ 1343.595977][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1343.596377][ T32] r5:8560ec00 r4:829189bc [ 1343.596411][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1343.596592][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1343.597005][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) ** 2 printk messages dropped ** [ 1343.597235][ T32] r5:00001000 r4:ebd3f000 [ 1343.597278][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1343.597483][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.597557][ T32] r5:856acf8c r4:856acc00 [ 1343.597590][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1343.597659][ T32] r7:dddced40 r6:83018000 r5:856acf8c r4:852c7400 [ 1343.597694][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1343.597769][ T32] r10:61c88647 r9:8560ec00 r8:852c742c r7:82804d40 r6:dddced40 r5:dddced60 [ 1343.597835][ T32] r4:852c7400 [ 1343.597871][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1343.597944][ T32] r10:00000000 r9:852c7400 r8:8027ecf4 r7:ebd1de60 r6:8546f380 r5:8560ec00 [ 1343.598049][ T32] r4:00000001 [ 1343.598086][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.598150][ T32] Exception stack(0xebd4dfb0 to 0xebd4dff8) [ 1343.598219][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1343.598271][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.598316][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.598595][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1343.598636][ T32] r4:85308040 [ 1343.599304][ T32] INFO: task kworker/0:872:5627 is blocked on a mutex likely owned by task kworker/0:315:3960. [ 1343.599363][ T32] task:kworker/0:315 state:R running task stack:0 pid:3960 tgid:3960 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.600300][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.635697][ T32] Call trace: [ 1343.635808][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1343.635932][ T32] r10:8280c9b4 r9:84b7bc00 r8:80200be4 r7:e08d9d54 r6:ffffffff r5:84b7bc00 [ 1343.635973][ T32] r4:00000000 [ 1343.636008][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.636096][ T32] Exception stack(0xe08d9d20 to 0xe08d9d68) [ 1343.636160][ T32] 9d20: 90a0a000 e06bf000 00000001 80239b98 7f325000 00000001 82ac11c4 82ac05a0 [ 1343.636212][ T32] 9d40: 7f325000 e06bf000 8280c9b4 e08d9d9c e08d9da0 e08d9d70 80230ad4 80239bb0 [ 1343.636265][ T32] 9d60: 80050113 ffffffff [ 1343.636332][ T32] r5:80050113 r4:80239bb0 [ 1343.636382][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1343.636453][ T32] r4:82ac11e4 [ 1343.636487][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.636556][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08d9dc0 r5:e08d9e08 [ 1343.636606][ T32] r4:e08d9dc0 [ 1343.636650][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1343.636735][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9b40 [ 1343.636805][ T32] r4:00000000 [ 1343.636854][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1343.636945][ T32] r9:83018005 r8:84b7bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f09d000 [ 1343.637002][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1343.637123][ T32] r5:00001000 r4:e06eb000 [ 1343.637170][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1343.637263][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.637358][ T32] r5:8512438c r4:85124000 [ 1343.637473][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1343.637562][ T32] r7:dddced40 r6:83018000 r5:8512438c r4:84b0bd00 [ 1343.637600][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1343.637699][ T32] r10:61c88647 r9:84b7bc00 r8:84b0bd2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1343.637765][ T32] r4:84b0bd00 [ 1343.637803][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1343.637914][ T32] r10:00000000 r9:84b0bd00 r8:8027ecf4 r7:e08b1e60 r6:85024500 r5:84b7bc00 ** 2 printk messages dropped ** [ 1343.638077][ T32] Exception stack(0xe08d9fb0 to 0xe08d9ff8) ** 7 printk messages dropped ** [ 1343.638619][ T32] Not tainted 6.15.0-syzkaller #0 ** 6 printk messages dropped ** [ 1343.639202][ T32] r4:84a0b000 ** 1 printk messages dropped ** [ 1343.639304][ T32] r5:84a0b000 r4:829189bc [ 1343.639338][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.639405][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) ** 4 printk messages dropped ** [ 1343.639691][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) ** 7 printk messages dropped ** [ 1343.640226][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 9 printk messages dropped ** [ 1343.651804][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 8 printk messages dropped ** [ 1343.653536][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.653638][ T32] Call trace: [ 1343.653711][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1343.653810][ T32] r10:8280c9b4 r9:84b7bc00 r8:80200be4 r7:e08d9d54 r6:ffffffff r5:84b7bc00 [ 1343.653888][ T32] r4:00000000 [ 1343.653957][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.654044][ T32] Exception stack(0xe08d9d20 to 0xe08d9d68) [ 1343.654119][ T32] 9d20: 90a0a000 e06bf000 00000001 80239b98 7f325000 00000001 82ac11c4 82ac05a0 [ 1343.654181][ T32] 9d40: 7f325000 e06bf000 8280c9b4 e08d9d9c e08d9da0 e08d9d70 80230ad4 80239bb0 [ 1343.654291][ T32] 9d60: 80050113 ffffffff [ 1343.654347][ T32] r5:80050113 r4:80239bb0 [ 1343.654394][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1343.654517][ T32] r4:82ac11e4 [ 1343.654566][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.654652][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08d9dc0 r5:e08d9e08 [ 1343.654728][ T32] r4:e08d9dc0 [ 1343.654899][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1343.654997][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9b40 [ 1343.655049][ T32] r4:00000000 [ 1343.655150][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1343.655246][ T32] r9:83018005 r8:84b7bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f09d000 [ 1343.655361][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1343.655498][ T32] r5:00001000 r4:e06eb000 [ 1343.655648][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1343.655744][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.655828][ T32] r5:8512438c r4:85124000 [ 1343.655874][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1343.656025][ T32] r7:dddced40 r6:83018000 r5:8512438c r4:84b0bd00 [ 1343.656113][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1343.656214][ T32] r10:61c88647 r9:84b7bc00 r8:84b0bd2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1343.656264][ T32] r4:84b0bd00 [ 1343.656305][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1343.656394][ T32] r10:00000000 r9:84b0bd00 r8:8027ecf4 r7:e08b1e60 r6:85024500 r5:84b7bc00 [ 1343.656438][ T32] r4:00000001 [ 1343.656538][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.656619][ T32] Exception stack(0xe08d9fb0 to 0xe08d9ff8) [ 1343.656710][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1343.656776][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1343.657173][ T32] INFO: task kworker/0:874:5630 blocked for more than 470 seconds. ** 9 printk messages dropped ** [ 1343.658048][ T32] r5:84a0e000 r4:829189bc [ 1343.658126][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.658214][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) ** 1 printk messages dropped ** [ 1343.658355][ T32] r4:00000000 [ 1343.658397][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1343.658545][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1343.658627][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1343.658711][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85308440 [ 1343.658757][ T32] r4:00000000 [ 1343.658831][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1343.658935][ T32] r9:83018005 r8:84a0e000 r7:00000000 r6:83018000 r5:00001000 r4:7f0bf000 [ 1343.658984][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1343.659068][ T32] r5:00001000 r4:ebd53000 [ 1343.659197][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1343.659332][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.659425][ T32] r5:856ad38c r4:856ad000 [ 1343.659468][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1343.659550][ T32] r7:dddced40 r6:83018000 r5:856ad38c r4:852c7580 [ 1343.659592][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1343.659674][ T32] r10:61c88647 r9:84a0e000 r8:852c75ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1343.659734][ T32] r4:852c7580 [ 1343.659779][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1343.659863][ T32] r10:00000000 r9:852c7580 r8:8027ecf4 r7:ebcf1e60 r6:852c7600 r5:84a0e000 [ 1343.659900][ T32] r4:00000001 [ 1343.659931][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.659987][ T32] Exception stack(0xebcfdfb0 to 0xebcfdff8) ** 2 printk messages dropped ** [ 1343.660149][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1343.693043][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) ** 9 printk messages dropped ** [ 1343.693648][ T32] r4:82ac11e4 ** 5 printk messages dropped ** [ 1343.694033][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1343.694212][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 1343.694850][ T32] r4:84b0bd00 ** 4 printk messages dropped ** [ 1343.695131][ T32] Exception stack(0xe08d9fb0 to 0xe08d9ff8) ** 6 printk messages dropped ** [ 1343.695485][ T32] INFO: task kworker/0:875:5632 blocked for more than 470 seconds. ** 9 printk messages dropped ** [ 1343.696194][ T32] r5:84a0ec00 r4:829189bc [ 1343.696229][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.696304][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) ** 1 printk messages dropped ** [ 1343.696446][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1343.696709][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85308640 ** 8 printk messages dropped ** [ 1343.697341][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1343.697667][ T32] r4:852c7680 [ 1343.697723][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1343.697879][ T32] r10:00000000 r9:852c7680 r8:8027ecf4 r7:ebcf1e60 r6:852c7700 r5:84a0ec00 [ 1343.697941][ T32] r4:00000001 [ 1343.697993][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.698083][ T32] Exception stack(0xebd51fb0 to 0xebd51ff8) [ 1343.698149][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1343.698233][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.698287][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.698339][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1343.698433][ T32] r4:853082c0 [ 1343.699235][ T32] INFO: task kworker/0:875:5632 is blocked on a mutex likely owned by task kworker/0:315:3960. [ 1343.699362][ T32] task:kworker/0:315 state:R running task stack:0 pid:3960 tgid:3960 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.699484][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.699576][ T32] Call trace: [ 1343.699643][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1343.699747][ T32] r10:8280c9b4 r9:84b7bc00 r8:80200be4 r7:e08d9d54 r6:ffffffff r5:84b7bc00 [ 1343.699818][ T32] r4:00000000 [ 1343.699880][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.699977][ T32] Exception stack(0xe08d9d20 to 0xe08d9d68) [ 1343.700044][ T32] 9d20: 90f02000 e06bf000 00000001 80239b98 7f325000 00000001 82ac11c4 82ac05a0 [ 1343.700151][ T32] 9d40: 7f325000 e06bf000 8280c9b4 e08d9d9c e08d9da0 e08d9d70 80230ad4 80239bb0 [ 1343.700232][ T32] 9d60: 80050113 ffffffff [ 1343.700294][ T32] r5:80050113 r4:80239bb0 [ 1343.700375][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1343.700604][ T32] r4:82ac11e4 [ 1343.723269][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.723372][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08d9dc0 r5:e08d9e08 [ 1343.723398][ T32] r4:e08d9dc0 [ 1343.723418][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1343.723462][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9b40 [ 1343.723531][ T32] r4:00000000 [ 1343.723556][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1343.723600][ T32] r9:83018005 r8:84b7bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f09d000 [ 1343.723621][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1343.723673][ T32] r5:00001000 r4:e06eb000 [ 1343.723706][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1343.723771][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.723823][ T32] r5:8512438c r4:85124000 [ 1343.723866][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1343.723914][ T32] r7:dddced40 r6:83018000 r5:8512438c r4:84b0bd00 [ 1343.723946][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1343.724005][ T32] r10:61c88647 r9:84b7bc00 r8:84b0bd2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1343.724039][ T32] r4:84b0bd00 [ 1343.724062][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1343.724113][ T32] r10:00000000 r9:84b0bd00 r8:8027ecf4 r7:e08b1e60 r6:85024500 r5:84b7bc00 [ 1343.724160][ T32] r4:00000001 [ 1343.724184][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.724221][ T32] Exception stack(0xe08d9fb0 to 0xe08d9ff8) [ 1343.724250][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1343.724277][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.724304][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.724359][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1343.724386][ T32] r4:850d9a80 [ 1343.724412][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.724443][ T32] INFO: task kworker/0:876:5636 blocked for more than 470 seconds. [ 1343.724497][ T32] Not tainted 6.15.0-syzkaller #0 [ 1343.724559][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.724585][ T32] task:kworker/0:876 state:D stack:0 pid:5636 tgid:5636 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.724667][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.724715][ T32] Call trace: [ 1343.724756][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1343.724810][ T32] r10:829189c0 r9:ebd71d84 r8:00000002 r7:60000013 r6:ebd71d8c r5:84a0d400 [ 1343.724833][ T32] r4:84a0d400 [ 1343.724873][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1343.724916][ T32] r5:84a0d400 r4:829189bc [ 1343.724959][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.725003][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.725080][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebd71e08 [ 1343.725133][ T32] r4:00000000 [ 1343.725155][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1343.725193][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1343.725228][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1343.725269][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853089c0 [ 1343.725312][ T32] r4:00000000 [ 1343.725360][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1343.725403][ T32] r9:83018005 r8:84a0d400 r7:00000000 r6:83018000 r5:00001000 r4:7f0c7000 [ 1343.725445][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1343.725488][ T32] r5:00001000 r4:ebd8f000 [ 1343.725508][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1343.725568][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.725611][ T32] r5:856ae38c r4:856ae000 [ 1343.725651][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1343.725694][ T32] r7:dddced40 r6:83018000 r5:856ae38c r4:852c7780 [ 1343.725714][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1343.725757][ T32] r10:61c88647 r9:84a0d400 r8:852c77ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1343.725789][ T32] r4:852c7780 [ 1343.725818][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1343.725863][ T32] r10:00000000 r9:852c7780 r8:8027ecf4 r7:ebcf1e60 r6:852c7800 r5:84a0d400 [ 1343.725884][ T32] r4:00000001 [ 1343.725903][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.725936][ T32] Exception stack(0xebd71fb0 to 0xebd71ff8) [ 1343.725961][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1343.725998][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.726027][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.726078][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1343.726137][ T32] r4:853089c0 [ 1343.726704][ T32] INFO: task kworker/0:876:5636 is blocked on a mutex likely owned by task kworker/0:315:3960. [ 1343.726743][ T32] task:kworker/0:315 state:R running task stack:0 pid:3960 tgid:3960 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.726845][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.726912][ T32] Call trace: [ 1343.726944][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1343.726993][ T32] r10:8280c9b4 r9:84b7bc00 r8:80200be4 r7:e08d9d54 r6:ffffffff r5:84b7bc00 [ 1343.727016][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1343.727107][ T32] 9d20: 9130b000 e06bf000 00000001 80239b98 7f325000 00000001 82ac11c4 82ac05a0 ** 9 printk messages dropped ** [ 1343.727464][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9b40 ** 7 printk messages dropped ** [ 1343.727748][ T32] r5:8512438c r4:85124000 ** 4 printk messages dropped ** [ 1343.728032][ T32] r4:84b0bd00 ** 4 printk messages dropped ** [ 1343.728229][ T32] Exception stack(0xe08d9fb0 to 0xe08d9ff8) ** 6 printk messages dropped ** [ 1343.728492][ T32] INFO: task kworker/0:877:5637 blocked for more than 470 seconds. ** 9 printk messages dropped ** [ 1343.728969][ T32] r5:85680c00 r4:829189bc [ 1343.729000][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1343.729127][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1343.729261][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853088c0 ** 5 printk messages dropped ** [ 1343.729454][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1343.729495][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.729532][ T32] r5:856adf8c r4:856adc00 [ 1343.729550][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1343.729627][ T32] r7:dddced40 r6:83018000 r5:856adf8c r4:852c7880 [ 1343.729650][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1343.729694][ T32] r10:61c88647 r9:85680c00 r8:852c78ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1343.729729][ T32] r4:852c7880 [ 1343.729751][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1343.729794][ T32] r10:00000000 r9:852c7880 r8:8027ecf4 r7:ebd71e60 r6:852c7900 r5:85680c00 [ 1343.729815][ T32] r4:00000001 [ 1343.729855][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.729891][ T32] Exception stack(0xebd81fb0 to 0xebd81ff8) [ 1343.729916][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1343.729942][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.730003][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.730034][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1343.730055][ T32] r4:853086c0 [ 1343.730437][ T32] INFO: task kworker/0:877:5637 is blocked on a mutex likely owned by task kworker/0:315:3960. [ 1343.730495][ T32] task:kworker/0:315 state:R running task stack:0 pid:3960 tgid:3960 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.745460][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.745553][ T32] Call trace: [ 1343.745605][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1343.745684][ T32] r10:8280c9b4 r9:84b7bc00 r8:80200be4 r7:e08d9d54 r6:ffffffff r5:84b7bc00 [ 1343.745712][ T32] r4:00000000 [ 1343.745756][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.745799][ T32] Exception stack(0xe08d9d20 to 0xe08d9d68) [ 1343.745850][ T32] 9d20: 91520000 e06bf000 00000001 80239b98 7f325000 00000001 82ac11c4 82ac05a0 [ 1343.745882][ T32] 9d40: 7f325000 e06bf000 8280c9b4 e08d9d9c e08d9da0 e08d9d70 80230ad4 80239bb0 [ 1343.745925][ T32] 9d60: 80050113 ffffffff [ 1343.745952][ T32] r5:80050113 r4:80239bb0 [ 1343.745972][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1343.746016][ T32] r4:82ac11e4 [ 1343.746065][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.746137][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08d9dc0 r5:e08d9e08 [ 1343.746184][ T32] r4:e08d9dc0 [ 1343.746206][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1343.746267][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9b40 [ 1343.746293][ T32] r4:00000000 [ 1343.746335][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1343.746381][ T32] r9:83018005 r8:84b7bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f09d000 [ 1343.746423][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1343.746468][ T32] r5:00001000 r4:e06eb000 [ 1343.746488][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1343.746548][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.746612][ T32] r5:8512438c r4:85124000 [ 1343.746635][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1343.746680][ T32] r7:dddced40 r6:83018000 r5:8512438c r4:84b0bd00 [ 1343.746722][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1343.746770][ T32] r10:61c88647 r9:84b7bc00 r8:84b0bd2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1343.746791][ T32] r4:84b0bd00 [ 1343.746811][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1343.746875][ T32] r10:00000000 r9:84b0bd00 r8:8027ecf4 r7:e08b1e60 r6:85024500 r5:84b7bc00 [ 1343.746902][ T32] r4:00000001 [ 1343.746943][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.747002][ T32] Exception stack(0xe08d9fb0 to 0xe08d9ff8) [ 1343.747053][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1343.747099][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.747157][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.747186][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1343.747208][ T32] r4:850d9a80 [ 1343.747231][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 3 printk messages dropped ** [ 1343.747392][ T32] task:kworker/0:878 state:D stack:0 pid:5638 tgid:5638 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1343.747728][ T32] r5:85681800 r4:829189bc [ 1343.747770][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1343.747879][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1343.747969][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) ** 7 printk messages dropped ** [ 1343.748336][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 11 printk messages dropped ** [ 1343.748778][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1343.748806][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.748842][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.748915][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1343.748961][ T32] r4:853086c0 [ 1343.749507][ T32] INFO: task kworker/0:878:5638 is blocked on a mutex likely owned by task kworker/0:315:3960. [ 1343.749566][ T32] task:kworker/0:315 state:R running task stack:0 pid:3960 tgid:3960 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.749659][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.749725][ T32] Call trace: [ 1343.749780][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1343.749829][ T32] r10:8280c9b4 r9:84b7bc00 r8:80200be4 r7:e08d9d54 r6:ffffffff r5:84b7bc00 [ 1343.749851][ T32] r4:00000000 [ 1343.749891][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.749934][ T32] Exception stack(0xe08d9d20 to 0xe08d9d68) [ 1343.749963][ T32] 9d20: 91520000 e06bf000 00000001 80239b98 7f325000 00000001 82ac11c4 82ac05a0 [ 1343.749991][ T32] 9d40: 7f325000 e06bf000 8280c9b4 e08d9d9c e08d9da0 e08d9d70 80230ad4 80239bb0 [ 1343.750015][ T32] 9d60: 80050113 ffffffff ** 2 printk messages dropped ** [ 1343.750131][ T32] r4:82ac11e4 ** 5 printk messages dropped ** [ 1343.750320][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1343.750493][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1343.768940][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1343.769148][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1343.769411][ T32] task:kworker/1:371 state:D stack:0 pid:5643 tgid:5643 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1343.769788][ T32] r5:85680000 r4:829189bc [ 1343.769813][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 1 printk messages dropped ** [ 1343.769910][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebda1e08 ** 6 printk messages dropped ** [ 1343.770201][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) ** 12 printk messages dropped ** [ 1343.777771][ T32] r10:00000000 r9:8546f400 r8:8027ecf4 r7:ebbf9e60 r6:852c7a80 r5:85680000 ** 7 printk messages dropped ** [ 1343.778075][ T32] r4:8547d400 ** 4 printk messages dropped ** [ 1343.778929][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) ** 11 printk messages dropped ** [ 1343.779478][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08d9dc0 r5:e08d9e08 ** 6 printk messages dropped ** [ 1343.779810][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 1343.780150][ T32] r4:84b0bd00 ** 2 printk messages dropped ** [ 1343.780242][ T32] r4:00000001 [ 1343.780260][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.780323][ T32] Exception stack(0xe08d9fb0 to 0xe08d9ff8) [ 1343.780356][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1343.780384][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.780410][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.780439][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1343.780461][ T32] r4:850d9a80 [ 1343.780481][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.780558][ T32] INFO: task kworker/1:372:5646 blocked for more than 470 seconds. [ 1343.793756][ T32] Not tainted 6.15.0-syzkaller #0 [ 1343.793810][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.793836][ T32] task:kworker/1:372 state:D stack:0 pid:5646 tgid:5646 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.793974][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.794065][ T32] Call trace: [ 1343.794106][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1343.794169][ T32] r10:829189c0 r9:ebda5d84 r8:00000002 r7:60000013 r6:ebda5d8c r5:85682400 [ 1343.794193][ T32] r4:85682400 [ 1343.794213][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1343.794253][ T32] r5:85682400 r4:829189bc [ 1343.794273][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.794325][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.794376][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebda5e08 [ 1343.794414][ T32] r4:00000000 [ 1343.794436][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1343.794475][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1343.794515][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1343.794556][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849410c0 [ 1343.794630][ T32] r4:00000000 [ 1343.794679][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1343.794753][ T32] r9:83018205 r8:85682400 r7:00000000 r6:83018200 r5:00001000 r4:7f033000 [ 1343.794826][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1343.794871][ T32] r5:00001000 r4:eb111000 [ 1343.794892][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1343.794931][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.794970][ T32] r5:8562fb8c r4:8562f800 [ 1343.794989][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1343.795034][ T32] r7:ddde2d40 r6:83018200 r5:8562fb8c r4:8546f480 [ 1343.795056][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1343.795106][ T32] r10:61c88647 r9:85682400 r8:8546f4ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1343.795160][ T32] r4:8546f480 [ 1343.795210][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1343.795309][ T32] r10:00000000 r9:8546f480 r8:8027ecf4 r7:ebbf9e60 r6:852c7b00 r5:85682400 [ 1343.795366][ T32] r4:00000001 [ 1343.795390][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.795458][ T32] Exception stack(0xebda5fb0 to 0xebda5ff8) [ 1343.795489][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1343.795519][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.795545][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.795574][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1343.795629][ T32] r4:8547d2c0 [ 1343.796162][ T32] INFO: task kworker/1:372:5646 is blocked on a mutex likely owned by task kworker/0:315:3960. [ 1343.796248][ T32] task:kworker/0:315 state:R running task stack:0 pid:3960 tgid:3960 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.796313][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.796373][ T32] Call trace: [ 1343.796435][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1343.796491][ T32] r10:8280c9b4 r9:84b7bc00 r8:80200be4 r7:e08d9d54 r6:ffffffff r5:84b7bc00 [ 1343.796515][ T32] r4:00000000 [ 1343.796549][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.796593][ T32] Exception stack(0xe08d9d20 to 0xe08d9d68) [ 1343.796623][ T32] 9d20: 91da0000 e06bf000 00000001 80239b98 7f325000 00000001 82ac11c4 82ac05a0 [ 1343.796653][ T32] 9d40: 7f325000 e06bf000 8280c9b4 e08d9d9c e08d9da0 e08d9d70 80230ad4 80239bb0 [ 1343.796676][ T32] 9d60: 80050113 ffffffff [ 1343.796699][ T32] r5:80050113 r4:80239bb0 [ 1343.796719][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1343.796785][ T32] r4:82ac11e4 [ 1343.796810][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.796864][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08d9dc0 r5:e08d9e08 [ 1343.796916][ T32] r4:e08d9dc0 [ 1343.796965][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1343.797013][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9b40 [ 1343.797107][ T32] r4:00000000 [ 1343.797132][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1343.797178][ T32] r9:83018005 r8:84b7bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f09d000 [ 1343.797200][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1343.797293][ T32] r5:00001000 r4:e06eb000 [ 1343.797317][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1343.797358][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.797399][ T32] r5:8512438c r4:85124000 [ 1343.797418][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1343.797460][ T32] r7:dddced40 r6:83018000 r5:8512438c r4:84b0bd00 [ 1343.797480][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1343.797549][ T32] r10:61c88647 r9:84b7bc00 r8:84b0bd2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1343.797576][ T32] r4:84b0bd00 [ 1343.797649][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1343.797697][ T32] r10:00000000 r9:84b0bd00 r8:8027ecf4 r7:e08b1e60 r6:85024500 r5:84b7bc00 [ 1343.797720][ T32] r4:00000001 ** 1 printk messages dropped ** [ 1343.797773][ T32] Exception stack(0xe08d9fb0 to 0xe08d9ff8) ** 6 printk messages dropped ** [ 1343.798080][ T32] INFO: task kworker/0:879:5649 blocked for more than 470 seconds. ** 4 printk messages dropped ** [ 1343.798325][ T32] Call trace: [ 1343.798391][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1343.798462][ T32] r10:829189c0 r9:ebdb1d84 r8:00000002 r7:60000113 r6:ebdb1d8c r5:85685400 [ 1343.798490][ T32] r4:85685400 [ 1343.798510][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1343.798552][ T32] r5:85685400 r4:829189bc [ 1343.798571][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.798611][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.798656][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebdb1e08 [ 1343.798678][ T32] r4:00000000 [ 1343.798708][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1343.798780][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1343.798844][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1343.798891][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bba400 [ 1343.798914][ T32] r4:00000000 [ 1343.798932][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1343.798971][ T32] r9:83018005 r8:85685400 r7:00000000 r6:83018000 r5:00001000 r4:7f073000 [ 1343.798992][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1343.799031][ T32] r5:00001000 r4:eb781000 [ 1343.799052][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1343.799089][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.799176][ T32] r5:856ae78c r4:856ae400 [ 1343.799223][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1343.799270][ T32] r7:dddced40 r6:83018000 r5:856ae78c r4:852c7b80 [ 1343.799479][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1343.799530][ T32] r10:61c88647 r9:85685400 r8:852c7bac r7:82804d40 r6:dddced40 r5:dddced60 [ 1343.799552][ T32] r4:852c7b80 [ 1343.799596][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1343.799655][ T32] r10:00000000 r9:852c7b80 r8:8027ecf4 r7:ebd5de60 r6:852c7c00 r5:85685400 [ 1343.799682][ T32] r4:00000001 [ 1343.799702][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.799737][ T32] Exception stack(0xebdb1fb0 to 0xebdb1ff8) [ 1343.799768][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1343.799798][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.799824][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.799856][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1343.799957][ T32] r4:85308900 [ 1343.800365][ T32] INFO: task kworker/0:879:5649 is blocked on a mutex likely owned by task kworker/0:315:3960. [ 1343.800402][ T32] task:kworker/0:315 state:R running task stack:0 pid:3960 tgid:3960 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.800491][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.827809][ T32] Call trace: [ 1343.828296][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1343.828961][ T32] r10:8280c9b4 r9:84b7bc00 r8:80200be4 r7:e08d9d54 r6:ffffffff r5:84b7bc00 [ 1343.829021][ T32] r4:00000000 [ 1343.829066][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.829166][ T32] Exception stack(0xe08d9d20 to 0xe08d9d68) [ 1343.829466][ T32] 9d20: 921e5000 e06bf000 00000001 80239b98 7f325000 00000001 82ac11c4 82ac05a0 [ 1343.829662][ T32] 9d40: 7f325000 e06bf000 8280c9b4 e08d9d9c e08d9da0 e08d9d70 80230ad4 80239bb0 [ 1343.829761][ T32] 9d60: 80050113 ffffffff [ 1343.829819][ T32] r5:80050113 r4:80239bb0 [ 1343.829863][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1343.829966][ T32] r4:82ac11e4 [ 1343.830066][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.830167][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08d9dc0 r5:e08d9e08 [ 1343.830217][ T32] r4:e08d9dc0 [ 1343.830262][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1343.830367][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9b40 [ 1343.830421][ T32] r4:00000000 [ 1343.830465][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1343.837123][ T32] r9:83018005 r8:84b7bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f09d000 [ 1343.837217][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1343.837340][ T32] r5:00001000 r4:e06eb000 [ 1343.837388][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1343.837475][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.837577][ T32] r5:8512438c r4:85124000 [ 1343.837964][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1343.838340][ T32] r7:dddced40 r6:83018000 r5:8512438c r4:84b0bd00 [ 1343.838398][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1343.839132][ T32] r10:61c88647 r9:84b7bc00 r8:84b0bd2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1343.839196][ T32] r4:84b0bd00 [ 1343.839315][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1343.839500][ T32] r10:00000000 r9:84b0bd00 r8:8027ecf4 r7:e08b1e60 r6:85024500 r5:84b7bc00 [ 1343.839603][ T32] r4:00000001 [ 1343.839884][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.839985][ T32] Exception stack(0xe08d9fb0 to 0xe08d9ff8) [ 1343.840052][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1343.840290][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.840518][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.861626][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1343.861712][ T32] r4:850d9a80 [ 1343.861765][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.861825][ T32] INFO: task kworker/1:373:5650 blocked for more than 470 seconds. [ 1343.861897][ T32] Not tainted 6.15.0-syzkaller #0 [ 1343.861948][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.862024][ T32] task:kworker/1:373 state:D stack:0 pid:5650 tgid:5650 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.862157][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.862277][ T32] Call trace: [ 1343.862369][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1343.862538][ T32] r10:829189c0 r9:ebdb5d84 r8:00000002 r7:60000113 r6:ebdb5d8c r5:85686000 [ 1343.862651][ T32] r4:85686000 [ 1343.862759][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1343.862849][ T32] r5:85686000 r4:829189bc [ 1343.862892][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.863094][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.863260][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebdb5e08 [ 1343.863316][ T32] r4:00000000 [ 1343.863361][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1343.863440][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1343.863618][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) ** 5 printk messages dropped ** [ 1343.864061][ T32] r5:00001000 r4:eb385000 ** 5 printk messages dropped ** [ 1343.864586][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) ** 7 printk messages dropped ** [ 1343.865517][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1343.867271][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1343.868555][ T32] 9d40: 7f325000 e06bf000 8280c9b4 e08d9d9c e08d9da0 e08d9d70 80230ad4 80239bb0 ** 7 printk messages dropped ** [ 1343.869790][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) ** 7 printk messages dropped ** [ 1343.906622][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1343.907639][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1343.908395][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 7 printk messages dropped ** [ 1343.909687][ T32] Call trace: ** 4 printk messages dropped ** [ 1343.910551][ T32] r5:85610000 r4:829189bc [ 1343.922862][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 1 printk messages dropped ** [ 1343.923169][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebd8de08 ** 5 printk messages dropped ** [ 1343.924603][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1343.925472][ T32] r5:00001000 r4:eb2a1000 ** 2 printk messages dropped ** [ 1343.926211][ T32] r5:8562ff8c r4:8562fc00 [ 1343.926265][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1343.926357][ T32] r7:ddde2d40 r6:83018200 r5:8562ff8c r4:8546f580 [ 1343.926418][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1343.926527][ T32] r10:61c88647 r9:85610000 r8:8546f5ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1343.926866][ T32] r4:8546f580 [ 1343.926916][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1343.927013][ T32] r10:00000000 r9:8546f580 r8:8027ecf4 r7:ebdb5e60 r6:8546f600 r5:85610000 [ 1343.927096][ T32] r4:00000001 [ 1343.927207][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.927341][ T32] Exception stack(0xebd8dfb0 to 0xebd8dff8) [ 1343.927493][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1343.927561][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.927621][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.927947][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1343.928002][ T32] r4:849411c0 [ 1343.929187][ T32] INFO: task kworker/1:374:5651 is blocked on a mutex likely owned by task kworker/0:315:3960. [ 1343.929270][ T32] task:kworker/0:315 state:R running task stack:0 pid:3960 tgid:3960 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.929698][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.929802][ T32] Call trace: [ 1343.929874][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1343.930010][ T32] r10:8280c9b4 r9:84b7bc00 r8:80200be4 r7:e08d9d54 r6:ffffffff r5:84b7bc00 [ 1343.930132][ T32] r4:00000000 [ 1343.930186][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.930274][ T32] Exception stack(0xe08d9d20 to 0xe08d9d68) [ 1343.930336][ T32] 9d20: 9282e000 e06bf000 00000001 80239b98 7f325000 00000001 82ac11c4 82ac05a0 [ 1343.930446][ T32] 9d40: 7f325000 e06bf000 8280c9b4 e08d9d9c e08d9da0 e08d9d70 80230ad4 80239bb0 [ 1343.952466][ T32] 9d60: 80050113 ffffffff [ 1343.952819][ T32] r5:80050113 r4:80239bb0 [ 1343.953340][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1343.953528][ T32] r4:82ac11e4 [ 1343.953581][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.953679][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08d9dc0 r5:e08d9e08 [ 1343.953802][ T32] r4:e08d9dc0 [ 1343.953899][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1343.954012][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9b40 [ 1343.954069][ T32] r4:00000000 [ 1343.954155][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1343.954251][ T32] r9:83018005 r8:84b7bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f09d000 [ 1343.954301][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1343.954544][ T32] r5:00001000 r4:e06eb000 [ 1343.954645][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1343.954794][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.954887][ T32] r5:8512438c r4:85124000 [ 1343.954933][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1343.955036][ T32] r7:dddced40 r6:83018000 r5:8512438c r4:84b0bd00 [ 1343.955076][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1343.955220][ T32] r10:61c88647 r9:84b7bc00 r8:84b0bd2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1343.955271][ T32] r4:84b0bd00 [ 1343.955352][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1343.955456][ T32] r10:00000000 r9:84b0bd00 r8:8027ecf4 r7:e08b1e60 r6:85024500 r5:84b7bc00 [ 1343.955504][ T32] r4:00000001 [ 1343.955563][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.955673][ T32] Exception stack(0xe08d9fb0 to 0xe08d9ff8) [ 1343.955739][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1343.956156][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.956271][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.956354][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1343.956409][ T32] r4:850d9a80 [ 1343.956467][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.956531][ T32] INFO: task kworker/1:375:5653 blocked for more than 470 seconds. [ 1343.956602][ T32] Not tainted 6.15.0-syzkaller #0 [ 1343.956650][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 1 printk messages dropped ** [ 1343.956981][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1343.958503][ T32] r5:85612400 r4:829189bc [ 1343.958554][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.958709][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) ** 1 printk messages dropped ** [ 1343.959002][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1343.959596][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84941780 ** 6 printk messages dropped ** [ 1344.005412][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1344.006654][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1344.007000][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1344.008418][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1344.009491][ T32] 9d60: 80050113 ffffffff ** 5 printk messages dropped ** [ 1344.010333][ T32] r4:e08d9dc0 ** 4 printk messages dropped ** [ 1344.020335][ T32] r9:83018005 r8:84b7bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f09d000 ** 2 printk messages dropped ** [ 1344.021157][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1344.021304][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.021399][ T32] r5:8512438c r4:85124000 [ 1344.021448][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1344.021542][ T32] r7:dddced40 r6:83018000 r5:8512438c r4:84b0bd00 [ 1344.021590][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1344.021683][ T32] r10:61c88647 r9:84b7bc00 r8:84b0bd2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1344.021735][ T32] r4:84b0bd00 [ 1344.021783][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1344.021879][ T32] r10:00000000 r9:84b0bd00 r8:8027ecf4 r7:e08b1e60 r6:85024500 r5:84b7bc00 [ 1344.021927][ T32] r4:00000001 [ 1344.021972][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.022081][ T32] Exception stack(0xe08d9fb0 to 0xe08d9ff8) [ 1344.022158][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1344.022346][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.022417][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.022481][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1344.022547][ T32] r4:850d9a80 [ 1344.022691][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.022784][ T32] INFO: task kworker/1:376:5654 blocked for more than 470 seconds. [ 1344.022853][ T32] Not tainted 6.15.0-syzkaller #0 [ 1344.022940][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.022995][ T32] task:kworker/1:376 state:D stack:0 pid:5654 tgid:5654 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.023198][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.023301][ T32] Call trace: [ 1344.023374][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1344.023482][ T32] r10:829189c0 r9:ebc3dd84 r8:00000002 r7:60000013 r6:ebc3dd8c r5:85613000 [ 1344.023532][ T32] r4:85613000 [ 1344.023611][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1344.023702][ T32] r5:85613000 r4:829189bc [ 1344.023763][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.023852][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) ** 1 printk messages dropped ** [ 1344.024004][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1344.024399][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84941500 ** 8 printk messages dropped ** [ 1344.025170][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) ** 9 printk messages dropped ** [ 1344.026190][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1344.027714][ T32] Workqueue: events bpf_prog_free_deferred ** 9 printk messages dropped ** [ 1344.028543][ T32] r5:80050113 r4:80239bb0 ** 4 printk messages dropped ** [ 1344.028931][ T32] r4:e08d9dc0 ** 4 printk messages dropped ** [ 1344.029280][ T32] r9:83018005 r8:84b7bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f09d000 ** 8 printk messages dropped ** [ 1344.030069][ T32] r10:61c88647 r9:84b7bc00 r8:84b0bd2c r7:82804d40 r6:dddced40 r5:dddced60 ** 10 printk messages dropped ** [ 1344.054969][ T32] r4:850d9a80 ** 3 printk messages dropped ** [ 1344.055331][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 7 printk messages dropped ** [ 1344.056098][ T32] r5:85614800 r4:829189bc [ 1344.056240][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1344.056553][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1344.056848][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84941880 ** 8 printk messages dropped ** [ 1344.057476][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) ** 12 printk messages dropped ** [ 1344.058432][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1344.058487][ T32] r4:84941600 [ 1344.059514][ T32] INFO: task kworker/1:377:5658 is blocked on a mutex likely owned by task kworker/0:315:3960. [ 1344.059595][ T32] task:kworker/0:315 state:R running task stack:0 pid:3960 tgid:3960 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.059762][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.059927][ T32] Call trace: [ 1344.059994][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1344.060127][ T32] r10:8280c9b4 r9:84b7bc00 r8:80200be4 r7:e08d9d54 r6:ffffffff r5:84b7bc00 [ 1344.060216][ T32] r4:00000000 [ 1344.060265][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.060370][ T32] Exception stack(0xe08d9d20 to 0xe08d9d68) [ 1344.060482][ T32] 9d20: 933e5000 e06bf000 00000001 80239b98 7f325000 00000001 82ac11c4 82ac05a0 [ 1344.060620][ T32] 9d40: 7f325000 e06bf000 8280c9b4 e08d9d9c e08d9da0 e08d9d70 80230ad4 80239bb0 [ 1344.083110][ T32] 9d60: 80050113 ffffffff [ 1344.083240][ T32] r5:80050113 r4:80239bb0 [ 1344.083333][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1344.083492][ T32] r4:82ac11e4 [ 1344.083572][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.083672][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08d9dc0 r5:e08d9e08 [ 1344.083725][ T32] r4:e08d9dc0 [ 1344.083772][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1344.083863][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9b40 [ 1344.083912][ T32] r4:00000000 [ 1344.084066][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1344.084182][ T32] r9:83018005 r8:84b7bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f09d000 [ 1344.084233][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1344.084344][ T32] r5:00001000 r4:e06eb000 [ 1344.084497][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1344.084592][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.084744][ T32] r5:8512438c r4:85124000 [ 1344.084795][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1344.084890][ T32] r7:dddced40 r6:83018000 r5:8512438c r4:84b0bd00 [ 1344.084937][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1344.085037][ T32] r10:61c88647 r9:84b7bc00 r8:84b0bd2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1344.085085][ T32] r4:84b0bd00 [ 1344.085142][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1344.085237][ T32] r10:00000000 r9:84b0bd00 r8:8027ecf4 r7:e08b1e60 r6:85024500 r5:84b7bc00 [ 1344.085346][ T32] r4:00000001 [ 1344.085505][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.085588][ T32] Exception stack(0xe08d9fb0 to 0xe08d9ff8) [ 1344.085649][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1344.085710][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.085905][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.086034][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1344.086112][ T32] r4:850d9a80 [ 1344.086226][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.086294][ T32] INFO: task kworker/1:378:5659 blocked for more than 470 seconds. [ 1344.086376][ T32] Not tainted 6.15.0-syzkaller #0 [ 1344.086479][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.086564][ T32] task:kworker/1:378 state:D stack:0 pid:5659 tgid:5659 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.086688][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.086778][ T32] Call trace: [ 1344.086845][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1344.086945][ T32] r10:829189c0 r9:ebdc9d84 r8:00000002 r7:60000013 r6:ebdc9d8c r5:85615400 [ 1344.086994][ T32] r4:85615400 [ 1344.087039][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1344.087166][ T32] r5:85615400 r4:829189bc [ 1344.087212][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.087298][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.087392][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebdc9e08 [ 1344.087441][ T32] r4:00000000 [ 1344.087483][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1344.087563][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1344.087640][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1344.087725][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8451cac0 [ 1344.087781][ T32] r4:00000000 [ 1344.087831][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1344.087916][ T32] r9:83018205 r8:85615400 r7:00000000 r6:83018200 r5:00001000 r4:7f077000 [ 1344.087962][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1344.088043][ T32] r5:00001000 r4:eb7d9000 [ 1344.088086][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1344.088178][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.088294][ T32] r5:8564578c r4:85645400 [ 1344.088344][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1344.088436][ T32] r7:ddde2d40 r6:83018200 r5:8564578c r4:8546f980 [ 1344.088497][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1344.088599][ T32] r10:61c88647 r9:85615400 r8:8546f9ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1344.088646][ T32] r4:8546f980 [ 1344.088690][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1344.088778][ T32] r10:00000000 r9:8546f980 r8:8027ecf4 r7:ebdc5e60 r6:8546fa00 r5:85615400 [ 1344.088826][ T32] r4:00000001 [ 1344.088907][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.088986][ T32] Exception stack(0xebdc9fb0 to 0xebdc9ff8) [ 1344.089056][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1344.089130][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.089203][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.089268][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1344.089352][ T32] r4:84941600 [ 1344.090323][ T32] INFO: task kworker/1:378:5659 is blocked on a mutex likely owned by task kworker/0:315:3960. [ 1344.090399][ T32] task:kworker/0:315 state:R running task stack:0 pid:3960 tgid:3960 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.111841][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.112164][ T32] Call trace: [ 1344.112246][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1344.112381][ T32] r10:8280c9b4 r9:84b7bc00 r8:80200be4 r7:e08d9d54 r6:ffffffff r5:84b7bc00 [ 1344.112437][ T32] r4:00000000 [ 1344.112480][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 3 printk messages dropped ** [ 1344.112828][ T32] 9d60: 80050113 ffffffff ** 5 printk messages dropped ** [ 1344.113494][ T32] r4:e08d9dc0 ** 4 printk messages dropped ** [ 1344.113999][ T32] r9:83018005 r8:84b7bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f09d000 ** 12 printk messages dropped ** [ 1344.115070][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1344.115474][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 12 printk messages dropped ** [ 1344.117083][ T32] r5:85616c00 r4:829189bc [ 1344.117146][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.117230][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) ** 5 printk messages dropped ** [ 1344.117729][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84941ac0 ** 9 printk messages dropped ** [ 1344.118960][ T32] r7:ddde2d40 r6:83018200 r5:85644b8c r4:8546fa80 ** 8 printk messages dropped ** [ 1344.120023][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1344.120094][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.120170][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.120234][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1344.120282][ T32] r4:84941940 [ 1344.151903][ T32] INFO: task kworker/1:379:5661 is blocked on a mutex likely owned by task kworker/0:315:3960. [ 1344.152078][ T32] task:kworker/0:315 state:R running task stack:0 pid:3960 tgid:3960 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.152247][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.152374][ T32] Call trace: [ 1344.152447][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1344.152568][ T32] r10:8280c9b4 r9:84b7bc00 r8:80200be4 r7:e08d9d54 r6:ffffffff r5:84b7bc00 [ 1344.152638][ T32] r4:00000000 [ 1344.152732][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.152878][ T32] Exception stack(0xe08d9d20 to 0xe08d9d68) [ 1344.152976][ T32] 9d20: 93f03000 e06bf000 00000001 80239b98 7f325000 00000001 82ac11c4 82ac05a0 [ 1344.153040][ T32] 9d40: 7f325000 e06bf000 8280c9b4 e08d9d9c e08d9da0 e08d9d70 80230ad4 80239bb0 [ 1344.153114][ T32] 9d60: 80050113 ffffffff [ 1344.153173][ T32] r5:80050113 r4:80239bb0 [ 1344.153215][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1344.153392][ T32] r4:82ac11e4 [ 1344.153449][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) ** 6 printk messages dropped ** [ 1344.154413][ T32] r9:83018005 r8:84b7bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f09d000 ** 8 printk messages dropped ** [ 1344.155136][ T32] r10:61c88647 r9:84b7bc00 r8:84b0bd2c r7:82804d40 r6:dddced40 r5:dddced60 ** 9 printk messages dropped ** [ 1344.155995][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 12 printk messages dropped ** [ 1344.157179][ T32] r5:85610c00 r4:829189bc [ 1344.157231][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.157417][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) ** 4 printk messages dropped ** [ 1344.157852][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) ** 8 printk messages dropped ** [ 1344.158759][ T32] r5:85644f8c r4:85644c00 ** 4 printk messages dropped ** [ 1344.159158][ T32] r4:8546fb80 ** 6 printk messages dropped ** [ 1344.159709][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 11 printk messages dropped ** [ 1344.195015][ T32] Exception stack(0xe08d9d20 to 0xe08d9d68) ** 8 printk messages dropped ** [ 1344.195696][ T32] r4:e08d9dc0 ** 2 printk messages dropped ** [ 1344.195935][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1344.196456][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1344.197294][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1344.197710][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 10 printk messages dropped ** [ 1344.198580][ T32] r4:85616000 ** 1 printk messages dropped ** [ 1344.198737][ T32] r5:85616000 r4:829189bc ** 1 printk messages dropped ** [ 1344.198876][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1344.199709][ T32] r9:83018005 r8:85616000 r7:00000000 r6:83018000 r5:00001000 r4:7f0cb000 ** 7 printk messages dropped ** [ 1344.200406][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) ** 1 printk messages dropped ** [ 1344.227967][ T32] r4:852c7d00 [ 1344.228075][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1344.228259][ T32] r10:00000000 r9:852c7d00 r8:8027ecf4 r7:ebd5de60 r6:8546fc80 r5:85616000 [ 1344.228315][ T32] r4:00000001 [ 1344.228378][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.228574][ T32] Exception stack(0xebdd9fb0 to 0xebdd9ff8) [ 1344.228642][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1344.228701][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.228759][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.228821][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1344.228867][ T32] r4:84bba280 [ 1344.229794][ T32] INFO: task kworker/0:880:5666 is blocked on a mutex likely owned by task kworker/0:315:3960. [ 1344.229966][ T32] task:kworker/0:315 state:R running task stack:0 pid:3960 tgid:3960 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.230178][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.230574][ T32] Call trace: [ 1344.235562][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1344.235718][ T32] r10:8280c9b4 r9:84b7bc00 r8:80200be4 r7:e08d9d54 r6:ffffffff r5:84b7bc00 [ 1344.235771][ T32] r4:00000000 [ 1344.235816][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.235900][ T32] Exception stack(0xe08d9d20 to 0xe08d9d68) [ 1344.236065][ T32] 9d20: 94747000 e06bf000 00000001 80239b98 7f325000 00000001 82ac11c4 82ac05a0 [ 1344.236149][ T32] 9d40: 7f325000 e06bf000 8280c9b4 e08d9d9c e08d9da0 e08d9d70 80230ad4 80239bb0 [ 1344.236206][ T32] 9d60: 80050113 ffffffff [ 1344.236261][ T32] r5:80050113 r4:80239bb0 [ 1344.236304][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1344.236395][ T32] r4:82ac11e4 [ 1344.236438][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.236527][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08d9dc0 r5:e08d9e08 [ 1344.236680][ T32] r4:e08d9dc0 [ 1344.236732][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1344.236820][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9b40 [ 1344.236870][ T32] r4:00000000 [ 1344.236990][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1344.237148][ T32] r9:83018005 r8:84b7bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f09d000 [ 1344.237217][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1344.237312][ T32] r5:00001000 r4:e06eb000 [ 1344.237507][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1344.237673][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.237847][ T32] r5:8512438c r4:85124000 [ 1344.237955][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1344.238056][ T32] r7:dddced40 r6:83018000 r5:8512438c r4:84b0bd00 [ 1344.238115][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1344.238250][ T32] r10:61c88647 r9:84b7bc00 r8:84b0bd2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1344.238303][ T32] r4:84b0bd00 [ 1344.238348][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1344.238442][ T32] r10:00000000 r9:84b0bd00 r8:8027ecf4 r7:e08b1e60 r6:85024500 r5:84b7bc00 [ 1344.238493][ T32] r4:00000001 [ 1344.238626][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.238705][ T32] Exception stack(0xe08d9fb0 to 0xe08d9ff8) [ 1344.238761][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1344.238820][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.238878][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.238939][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1344.239006][ T32] r4:850d9a80 [ 1344.239060][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.239153][ T32] INFO: task kworker/1:381:5667 blocked for more than 470 seconds. [ 1344.239226][ T32] Not tainted 6.15.0-syzkaller #0 ** 2 printk messages dropped ** [ 1344.239463][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1344.240292][ T32] r5:85613c00 r4:829189bc [ 1344.240338][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1344.240564][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1344.256508][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85308f80 ** 11 printk messages dropped ** [ 1344.258191][ T32] r10:61c88647 r9:85613c00 r8:8546fd2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 7 printk messages dropped ** [ 1344.259003][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1344.275293][ T32] r10:8280c9b4 r9:84b7bc00 r8:80200be4 r7:e08d9d54 r6:ffffffff r5:84b7bc00 ** 11 printk messages dropped ** [ 1344.276099][ T32] r4:e08d9dc0 ** 4 printk messages dropped ** [ 1344.276478][ T32] r9:83018005 r8:84b7bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f09d000 ** 8 printk messages dropped ** [ 1344.277176][ T32] r10:61c88647 r9:84b7bc00 r8:84b0bd2c r7:82804d40 r6:dddced40 r5:dddced60 ** 8 printk messages dropped ** [ 1344.277736][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1344.278482][ T32] Call trace: ** 4 printk messages dropped ** [ 1344.278901][ T32] r5:8560bc00 r4:829189bc [ 1344.278943][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1344.279197][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1344.279562][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85319400 ** 7 printk messages dropped ** [ 1344.280122][ T32] r5:85645f8c r4:85645c00 ** 6 printk messages dropped ** [ 1344.301902][ T32] r10:00000000 r9:8546fe00 r8:8027ecf4 r7:ebdc9e60 r6:8546fe80 r5:8560bc00 ** 7 printk messages dropped ** [ 1344.302650][ T32] r4:84941f00 ** 3 printk messages dropped ** [ 1344.304150][ T32] Call trace: [ 1344.304425][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1344.304536][ T32] r10:8280c9b4 r9:84b7bc00 r8:80200be4 r7:e08d9d54 r6:ffffffff r5:84b7bc00 [ 1344.304884][ T32] r4:00000000 [ 1344.305052][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.305261][ T32] Exception stack(0xe08d9d20 to 0xe08d9d68) [ 1344.305368][ T32] 9d20: 94f49000 e06bf000 00000001 80239b98 7f325000 00000001 82ac11c4 82ac05a0 [ 1344.305438][ T32] 9d40: 7f325000 e06bf000 8280c9b4 e08d9d9c e08d9da0 e08d9d70 80230ad4 80239bb0 [ 1344.305661][ T32] 9d60: 80050113 ffffffff [ 1344.305722][ T32] r5:80050113 r4:80239bb0 [ 1344.305878][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1344.305980][ T32] r4:82ac11e4 [ 1344.306027][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.306126][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08d9dc0 r5:e08d9e08 [ 1344.306183][ T32] r4:e08d9dc0 [ 1344.306231][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1344.306928][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9b40 [ 1344.307098][ T32] r4:00000000 [ 1344.307321][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1344.307595][ T32] r9:83018005 r8:84b7bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f09d000 [ 1344.307651][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1344.307745][ T32] r5:00001000 r4:e06eb000 [ 1344.307793][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1344.307876][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.307960][ T32] r5:8512438c r4:85124000 [ 1344.308004][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1344.308098][ T32] r7:dddced40 r6:83018000 r5:8512438c r4:84b0bd00 [ 1344.308156][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1344.308250][ T32] r10:61c88647 r9:84b7bc00 r8:84b0bd2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1344.308298][ T32] r4:84b0bd00 [ 1344.308341][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1344.308436][ T32] r10:00000000 r9:84b0bd00 r8:8027ecf4 r7:e08b1e60 r6:85024500 r5:84b7bc00 [ 1344.308485][ T32] r4:00000001 [ 1344.308529][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.308607][ T32] Exception stack(0xe08d9fb0 to 0xe08d9ff8) [ 1344.308664][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1344.308726][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.308784][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.308844][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1344.308894][ T32] r4:850d9a80 [ 1344.308942][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.309005][ T32] INFO: task kworker/1:383:5671 blocked for more than 470 seconds. [ 1344.309075][ T32] Not tainted 6.15.0-syzkaller #0 [ 1344.309142][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.309190][ T32] task:kworker/1:383 state:D stack:0 pid:5671 tgid:5671 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.309302][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.309445][ T32] Call trace: [ 1344.309555][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1344.309658][ T32] r10:829189c0 r9:ebde5d84 r8:00000002 r7:60000113 r6:ebde5d8c r5:85618000 [ 1344.309708][ T32] r4:85618000 [ 1344.309803][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1344.309894][ T32] r5:85618000 r4:829189bc [ 1344.309940][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.310024][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.310127][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebde5e08 [ 1344.310178][ T32] r4:00000000 [ 1344.310275][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1344.310366][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1344.310447][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1344.310532][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853190c0 [ 1344.339447][ T32] r4:00000000 [ 1344.339630][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1344.339779][ T32] r9:83018205 r8:85618000 r7:00000000 r6:83018200 r5:00001000 r4:7f079000 [ 1344.339844][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1344.339943][ T32] r5:00001000 r4:eb7f7000 [ 1344.339990][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1344.340076][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.340171][ T32] r5:85645b8c r4:85645800 [ 1344.340215][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1344.340328][ T32] r7:ddde2d40 r6:83018200 r5:85645b8c r4:8546ff00 [ 1344.340431][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1344.341245][ T32] r10:61c88647 r9:85618000 r8:8546ff2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1344.341380][ T32] r4:8546ff00 [ 1344.341493][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1344.341617][ T32] r10:00000000 r9:8546ff00 r8:8027ecf4 r7:ebde1e60 r6:8546ff80 r5:85618000 [ 1344.341667][ T32] r4:00000001 [ 1344.341740][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 3 printk messages dropped ** [ 1344.342131][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1344.344055][ T32] r4:00000000 ** 9 printk messages dropped ** [ 1344.344871][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08d9dc0 r5:e08d9e08 ** 8 printk messages dropped ** [ 1344.345465][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) ** 9 printk messages dropped ** [ 1344.346407][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1344.346735][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1344.347557][ T32] Call trace: ** 4 printk messages dropped ** [ 1344.348048][ T32] r5:85618c00 r4:829189bc [ 1344.348155][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1344.348408][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1344.348851][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1344.349287][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) ** 8 printk messages dropped ** [ 1344.350234][ T32] r10:00000000 r9:84940000 r8:8027ecf4 r7:ebde1e60 r6:84940080 r5:85618c00 ** 9 printk messages dropped ** [ 1344.377160][ T32] task:kworker/0:315 state:R running task stack:0 pid:3960 tgid:3960 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.377436][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.378059][ T32] Call trace: [ 1344.378212][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1344.378435][ T32] r10:8280c9b4 r9:84b7bc00 r8:80200be4 r7:e08d9d54 r6:ffffffff r5:84b7bc00 [ 1344.378494][ T32] r4:00000000 [ 1344.378540][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.378878][ T32] Exception stack(0xe08d9d20 to 0xe08d9d68) [ 1344.378949][ T32] 9d20: 95515000 e06bf000 00000001 80239b98 7f325000 00000001 82ac11c4 82ac05a0 [ 1344.379143][ T32] 9d40: 7f325000 e06bf000 8280c9b4 e08d9d9c e08d9da0 e08d9d70 80230ad4 80239bb0 [ 1344.379352][ T32] 9d60: 80050113 ffffffff [ 1344.379499][ T32] r5:80050113 r4:80239bb0 [ 1344.379594][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1344.379693][ T32] r4:82ac11e4 [ 1344.379739][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.379827][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08d9dc0 r5:e08d9e08 [ 1344.379879][ T32] r4:e08d9dc0 [ 1344.379972][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1344.380087][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9b40 [ 1344.380150][ T32] r4:00000000 [ 1344.380196][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1344.380322][ T32] r9:83018005 r8:84b7bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f09d000 [ 1344.380378][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1344.380467][ T32] r5:00001000 r4:e06eb000 [ 1344.380552][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1344.400433][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.401666][ T32] r5:8512438c r4:85124000 [ 1344.401800][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1344.401990][ T32] r7:dddced40 r6:83018000 r5:8512438c r4:84b0bd00 [ 1344.402179][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1344.402379][ T32] r10:61c88647 r9:84b7bc00 r8:84b0bd2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1344.402479][ T32] r4:84b0bd00 [ 1344.402529][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1344.402629][ T32] r10:00000000 r9:84b0bd00 r8:8027ecf4 r7:e08b1e60 r6:85024500 r5:84b7bc00 [ 1344.402773][ T32] r4:00000001 [ 1344.402823][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.402901][ T32] Exception stack(0xe08d9fb0 to 0xe08d9ff8) [ 1344.402967][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1344.403029][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.403088][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.403318][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1344.403375][ T32] r4:850d9a80 [ 1344.403492][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.403580][ T32] INFO: task kworker/1:385:5675 blocked for more than 470 seconds. [ 1344.403769][ T32] Not tainted 6.15.0-syzkaller #0 [ 1344.403828][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.403879][ T32] task:kworker/1:385 state:D stack:0 pid:5675 tgid:5675 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.404117][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.404212][ T32] Call trace: [ 1344.404380][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1344.404623][ T32] r10:829189c0 r9:ebdb9d84 r8:00000002 r7:60000113 r6:ebdb9d8c r5:85619800 ** 2 printk messages dropped ** [ 1344.404811][ T32] r5:85619800 r4:829189bc [ 1344.404855][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 4 printk messages dropped ** [ 1344.405245][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1344.406220][ T32] r5:8564678c r4:85646400 ** 4 printk messages dropped ** [ 1344.406732][ T32] r4:84940100 ** 5 printk messages dropped ** [ 1344.407656][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1344.410554][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1344.448448][ T32] 9d40: 7f325000 e06bf000 8280c9b4 e08d9d9c e08d9da0 e08d9d70 80230ad4 80239bb0 ** 9 printk messages dropped ** [ 1344.449807][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1344.464039][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1344.464640][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1344.464844][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1344.465924][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1344.466219][ T32] r5:8561a400 r4:829189bc [ 1344.466346][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 4 printk messages dropped ** [ 1344.466618][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) ** 7 printk messages dropped ** [ 1344.467247][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) ** 10 printk messages dropped ** [ 1344.467895][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 7 printk messages dropped ** [ 1344.468911][ T32] task:kworker/0:315 state:R running task stack:0 pid:3960 tgid:3960 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1344.469789][ T32] r4:82ac11e4 ** 4 printk messages dropped ** [ 1344.470091][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9b40 ** 9 printk messages dropped ** [ 1344.491945][ T32] r7:dddced40 r6:83018000 r5:8512438c r4:84b0bd00 ** 5 printk messages dropped ** [ 1344.492163][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1344.492359][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 10 printk messages dropped ** [ 1344.492807][ T32] r4:8561bc00 ** 1 printk messages dropped ** [ 1344.492869][ T32] r5:8561bc00 r4:829189bc [ 1344.492924][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.492970][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.493014][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebdf1e08 [ 1344.493036][ T32] r4:00000000 [ 1344.493054][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1344.493121][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1344.493167][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1344.493209][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85319c00 [ 1344.493232][ T32] r4:00000000 [ 1344.493274][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1344.493323][ T32] r9:83018205 r8:8561bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f085000 [ 1344.493345][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1344.493409][ T32] r5:00001000 r4:ebc13000 [ 1344.493434][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1344.493510][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.493553][ T32] r5:8564738c r4:85647000 [ 1344.493571][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1344.493615][ T32] r7:ddde2d40 r6:83018200 r5:8564738c r4:84940300 [ 1344.493635][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1344.493679][ T32] r10:61c88647 r9:8561bc00 r8:8494032c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1344.493723][ T32] r4:84940300 [ 1344.493746][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1344.493791][ T32] r10:00000000 r9:84940300 r8:8027ecf4 r7:ebde9e60 r6:84940380 r5:8561bc00 [ 1344.493814][ T32] r4:00000001 [ 1344.493845][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.493906][ T32] Exception stack(0xebdf1fb0 to 0xebdf1ff8) [ 1344.493935][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1344.493964][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.494012][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.494043][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1344.494088][ T32] r4:85319680 [ 1344.494631][ T32] INFO: task kworker/1:387:5679 is blocked on a mutex likely owned by task kworker/0:315:3960. [ 1344.494669][ T32] task:kworker/0:315 state:R running task stack:0 pid:3960 tgid:3960 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.494728][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.494981][ T32] Call trace: [ 1344.495017][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1344.495068][ T32] r10:8280c9b4 r9:84b7bc00 r8:80200be4 r7:e08d9d54 r6:ffffffff r5:84b7bc00 [ 1344.495108][ T32] r4:00000000 [ 1344.495160][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.495203][ T32] Exception stack(0xe08d9d20 to 0xe08d9d68) [ 1344.495246][ T32] 9d20: 9604b000 e06bf000 00000001 80239b98 7f325000 00000001 82ac11c4 82ac05a0 [ 1344.495278][ T32] 9d40: 7f325000 e06bf000 8280c9b4 e08d9d9c e08d9da0 e08d9d70 80230ad4 80239bb0 [ 1344.495302][ T32] 9d60: 80050113 ffffffff [ 1344.495324][ T32] r5:80050113 r4:80239bb0 [ 1344.495343][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1344.495386][ T32] r4:82ac11e4 [ 1344.495405][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.495446][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08d9dc0 r5:e08d9e08 [ 1344.495467][ T32] r4:e08d9dc0 [ 1344.495486][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1344.495526][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9b40 [ 1344.495547][ T32] r4:00000000 [ 1344.495566][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1344.495605][ T32] r9:83018005 r8:84b7bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f09d000 [ 1344.495626][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1344.495667][ T32] r5:00001000 r4:e06eb000 [ 1344.495686][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1344.495723][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.495784][ T32] r5:8512438c r4:85124000 [ 1344.495819][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1344.495865][ T32] r7:dddced40 r6:83018000 r5:8512438c r4:84b0bd00 [ 1344.495886][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1344.495930][ T32] r10:61c88647 r9:84b7bc00 r8:84b0bd2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1344.495951][ T32] r4:84b0bd00 [ 1344.495970][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1344.496014][ T32] r10:00000000 r9:84b0bd00 r8:8027ecf4 r7:e08b1e60 r6:85024500 r5:84b7bc00 [ 1344.496036][ T32] r4:00000001 [ 1344.496054][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.496087][ T32] Exception stack(0xe08d9fb0 to 0xe08d9ff8) [ 1344.496120][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1344.496148][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.496185][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.496216][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1344.496238][ T32] r4:850d9a80 [ 1344.496258][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.496283][ T32] INFO: task kworker/1:388:5681 blocked for more than 470 seconds. [ 1344.496311][ T32] Not tainted 6.15.0-syzkaller #0 [ 1344.496347][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 7 printk messages dropped ** [ 1344.496656][ T32] r5:85686c00 r4:829189bc [ 1344.496698][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 1 printk messages dropped ** [ 1344.496788][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebdf5e08 ** 8 printk messages dropped ** [ 1344.497311][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 1344.497619][ T32] r4:84940400 ** 5 printk messages dropped ** [ 1344.498112][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1344.498919][ T32] r10:8280c9b4 r9:84b7bc00 r8:80200be4 r7:e08d9d54 r6:ffffffff r5:84b7bc00 ** 11 printk messages dropped ** [ 1344.499367][ T32] r4:e08d9dc0 ** 4 printk messages dropped ** [ 1344.499556][ T32] r9:83018005 r8:84b7bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f09d000 ** 8 printk messages dropped ** [ 1344.499864][ T32] r10:61c88647 r9:84b7bc00 r8:84b0bd2c r7:82804d40 r6:dddced40 r5:dddced60 ** 9 printk messages dropped ** [ 1344.500192][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1344.500213][ T32] r4:850d9a80 [ 1344.500233][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.500259][ T32] INFO: task kworker/1:389:5683 blocked for more than 470 seconds. [ 1344.500320][ T32] Not tainted 6.15.0-syzkaller #0 [ 1344.500373][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.500397][ T32] task:kworker/1:389 state:D stack:0 pid:5683 tgid:5683 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.500461][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.523229][ T32] Call trace: [ 1344.523324][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1344.523399][ T32] r10:829189c0 r9:ec609d84 r8:00000002 r7:60000113 r6:ec609d8c r5:85684800 [ 1344.523424][ T32] r4:85684800 [ 1344.523468][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1344.523518][ T32] r5:85684800 r4:829189bc [ 1344.523573][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.523619][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.523666][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec609e08 [ 1344.523688][ T32] r4:00000000 [ 1344.523706][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1344.523744][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1344.523783][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1344.523849][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85319d40 [ 1344.523876][ T32] r4:00000000 [ 1344.523895][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1344.523968][ T32] r9:83018205 r8:85684800 r7:00000000 r6:83018200 r5:00001000 r4:7f087000 [ 1344.524017][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1344.524063][ T32] r5:00001000 r4:ebdbb000 [ 1344.524083][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1344.524132][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.524196][ T32] r5:8564778c r4:85647400 [ 1344.524221][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1344.524265][ T32] r7:ddde2d40 r6:83018200 r5:8564778c r4:84940480 [ 1344.524286][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1344.524331][ T32] r10:61c88647 r9:85684800 r8:849404ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1344.524353][ T32] r4:84940480 [ 1344.524398][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1344.524447][ T32] r10:00000000 r9:84940480 r8:8027ecf4 r7:ebdf1e60 r6:852c7e00 r5:85684800 [ 1344.524470][ T32] r4:00000001 [ 1344.524513][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.524555][ T32] Exception stack(0xec609fb0 to 0xec609ff8) [ 1344.524585][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1344.524612][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.524639][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.524668][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1344.524689][ T32] r4:853197c0 [ 1344.525350][ T32] INFO: task kworker/1:389:5683 is blocked on a mutex likely owned by task kworker/0:315:3960. [ 1344.525459][ T32] task:kworker/0:315 state:R running task stack:0 pid:3960 tgid:3960 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.525715][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.525859][ T32] Call trace: [ 1344.526001][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1344.526062][ T32] r10:8280c9b4 r9:84b7bc00 r8:80200be4 r7:e08d9d54 r6:ffffffff r5:84b7bc00 [ 1344.526093][ T32] r4:00000000 [ 1344.526141][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.526188][ T32] Exception stack(0xe08d9d20 to 0xe08d9d68) [ 1344.526232][ T32] 9d20: 963c3000 e06bf000 00000001 80239b98 7f325000 00000001 82ac11c4 82ac05a0 [ 1344.526270][ T32] 9d40: 7f325000 e06bf000 8280c9b4 e08d9d9c e08d9da0 e08d9d70 80230ad4 80239bb0 [ 1344.526329][ T32] 9d60: 80050113 ffffffff [ 1344.526356][ T32] r5:80050113 r4:80239bb0 [ 1344.526407][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) ** 5 printk messages dropped ** [ 1344.526617][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9b40 ** 9 printk messages dropped ** [ 1344.526930][ T32] r7:dddced40 r6:83018000 r5:8512438c r4:84b0bd00 ** 5 printk messages dropped ** [ 1344.527162][ T32] r4:00000001 ** 6 printk messages dropped ** [ 1344.527406][ T32] r4:850d9a80 [ 1344.527427][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.527472][ T32] INFO: task kworker/1:390:5686 blocked for more than 470 seconds. [ 1344.527507][ T32] Not tainted 6.15.0-syzkaller #0 [ 1344.527532][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.527552][ T32] task:kworker/1:390 state:D stack:0 pid:5686 tgid:5686 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.527621][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.527661][ T32] Call trace: [ 1344.527690][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1344.527831][ T32] r10:829189c0 r9:ec619d84 r8:00000002 r7:60000013 r6:ec619d8c r5:85606000 [ 1344.527886][ T32] r4:85606000 [ 1344.527908][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1344.527950][ T32] r5:85606000 r4:829189bc [ 1344.527968][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.528043][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.528092][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec619e08 [ 1344.528122][ T32] r4:00000000 [ 1344.528160][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1344.528224][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1344.528265][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1344.528305][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85319e40 [ 1344.528328][ T32] r4:00000000 [ 1344.528371][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1344.528417][ T32] r9:83018205 r8:85606000 r7:00000000 r6:83018200 r5:00001000 r4:7f089000 ** 3 printk messages dropped ** [ 1344.528576][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1344.529111][ T32] Exception stack(0xec619fb0 to 0xec619ff8) ** 6 printk messages dropped ** [ 1344.529782][ T32] task:kworker/0:315 state:R running task stack:0 pid:3960 tgid:3960 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 14 printk messages dropped ** [ 1344.530366][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08d9dc0 r5:e08d9e08 ** 6 printk messages dropped ** [ 1344.551082][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 1344.551478][ T32] r4:84b0bd00 ** 6 printk messages dropped ** [ 1344.551686][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1344.551971][ T32] task:kworker/1:391 state:D stack:0 pid:5687 tgid:5687 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1344.552329][ T32] r5:85683c00 r4:829189bc ** 1 printk messages dropped ** [ 1344.552409][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1344.552805][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 1344.553213][ T32] r4:84940580 ** 6 printk messages dropped ** [ 1344.553434][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1344.554485][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1344.554704][ T32] 9d60: 80050113 ffffffff ** 5 printk messages dropped ** [ 1344.554935][ T32] r4:e08d9dc0 ** 5 printk messages dropped ** [ 1344.555158][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) ** 6 printk messages dropped ** [ 1344.555413][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1344.555457][ T32] r10:61c88647 r9:84b7bc00 r8:84b0bd2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1344.555478][ T32] r4:84b0bd00 [ 1344.555497][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1344.555563][ T32] r10:00000000 r9:84b0bd00 r8:8027ecf4 r7:e08b1e60 r6:85024500 r5:84b7bc00 [ 1344.555606][ T32] r4:00000001 [ 1344.555651][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.555688][ T32] Exception stack(0xe08d9fb0 to 0xe08d9ff8) [ 1344.555714][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1344.555792][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.555822][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.555851][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1344.555874][ T32] r4:850d9a80 [ 1344.555921][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.555975][ T32] INFO: task kworker/1:392:5689 blocked for more than 471 seconds. [ 1344.556007][ T32] Not tainted 6.15.0-syzkaller #0 [ 1344.556031][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.556059][ T32] task:kworker/1:392 state:D stack:0 pid:5689 tgid:5689 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.556109][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.556151][ T32] Call trace: [ 1344.556207][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1344.556255][ T32] r10:829189c0 r9:ec635d84 r8:00000002 r7:60000113 r6:ec635d8c r5:848e0c00 [ 1344.556277][ T32] r4:848e0c00 [ 1344.556295][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1344.556335][ T32] r5:848e0c00 r4:829189bc [ 1344.556390][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.556434][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.556479][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec635e08 [ 1344.556500][ T32] r4:00000000 [ 1344.556518][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1344.556555][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1344.556593][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1344.556634][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854806c0 [ 1344.556656][ T32] r4:00000000 [ 1344.556722][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1344.556791][ T32] r9:83018205 r8:848e0c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0d3000 [ 1344.556817][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1344.556856][ T32] r5:00001000 r4:ec677000 [ 1344.556900][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1344.556966][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.557008][ T32] r5:8565138c r4:85651000 [ 1344.557026][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1344.557067][ T32] r7:ddde2d40 r6:83018200 r5:8565138c r4:84940600 [ 1344.557113][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1344.557215][ T32] r10:61c88647 r9:848e0c00 r8:8494062c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1344.557315][ T32] r4:84940600 [ 1344.557363][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1344.557435][ T32] r10:00000000 r9:84940600 r8:8027ecf4 r7:ec625e60 r6:852c7f80 r5:848e0c00 [ 1344.557487][ T32] r4:00000001 [ 1344.557509][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.557544][ T32] Exception stack(0xec635fb0 to 0xec635ff8) [ 1344.557585][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1344.557617][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.557644][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.557723][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1344.557749][ T32] r4:85319dc0 [ 1344.558145][ T32] INFO: task kworker/1:392:5689 is blocked on a mutex likely owned by task kworker/0:315:3960. [ 1344.558181][ T32] task:kworker/0:315 state:R running task stack:0 pid:3960 tgid:3960 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.558266][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.558310][ T32] Call trace: ** 1 printk messages dropped ** [ 1344.558446][ T32] r10:8280c9b4 r9:84b7bc00 r8:80200be4 r7:e08d9d54 r6:ffffffff r5:84b7bc00 ** 11 printk messages dropped ** [ 1344.558953][ T32] r4:e08d9dc0 ** 5 printk messages dropped ** [ 1344.559189][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) ** 7 printk messages dropped ** [ 1344.559524][ T32] r10:61c88647 r9:84b7bc00 r8:84b0bd2c r7:82804d40 r6:dddced40 r5:dddced60 ** 10 printk messages dropped ** [ 1344.559840][ T32] r4:850d9a80 ** 4 printk messages dropped ** [ 1344.560049][ T32] task:kworker/1:393 state:D stack:0 pid:5691 tgid:5691 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1344.560428][ T32] r5:848e2400 r4:829189bc ** 2 printk messages dropped ** [ 1344.585181][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec63de08 ** 8 printk messages dropped ** [ 1344.585569][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 1344.585914][ T32] r4:84940680 ** 6 printk messages dropped ** [ 1344.586139][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.586165][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.586194][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1344.586217][ T32] r4:85319dc0 [ 1344.586751][ T32] INFO: task kworker/1:393:5691 is blocked on a mutex likely owned by task kworker/0:315:3960. [ 1344.586789][ T32] task:kworker/0:315 state:R running task stack:0 pid:3960 tgid:3960 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.586862][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.586910][ T32] Call trace: [ 1344.586974][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1344.587026][ T32] r10:8280c9b4 r9:84b7bc00 r8:80200be4 r7:e08d9d54 r6:ffffffff r5:84b7bc00 [ 1344.587049][ T32] r4:00000000 [ 1344.587068][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.587112][ T32] Exception stack(0xe08d9d20 to 0xe08d9d68) [ 1344.587176][ T32] 9d20: 969a3000 e06bf000 00000001 80239b98 7f325000 00000001 82ac11c4 82ac05a0 [ 1344.587220][ T32] 9d40: 7f325000 e06bf000 8280c9b4 e08d9d9c e08d9da0 e08d9d70 80230ad4 80239bb0 [ 1344.587248][ T32] 9d60: 80050113 ffffffff [ 1344.587272][ T32] r5:80050113 r4:80239bb0 [ 1344.587310][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1344.587357][ T32] r4:82ac11e4 [ 1344.587390][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.587435][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08d9dc0 r5:e08d9e08 [ 1344.587456][ T32] r4:e08d9dc0 [ 1344.587475][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1344.587526][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9b40 [ 1344.587551][ T32] r4:00000000 [ 1344.587570][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1344.587612][ T32] r9:83018005 r8:84b7bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f09d000 [ 1344.587632][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1344.587672][ T32] r5:00001000 r4:e06eb000 [ 1344.587692][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1344.587730][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.587768][ T32] r5:8512438c r4:85124000 [ 1344.587787][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1344.587827][ T32] r7:dddced40 r6:83018000 r5:8512438c r4:84b0bd00 [ 1344.587846][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1344.587912][ T32] r10:61c88647 r9:84b7bc00 r8:84b0bd2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1344.587938][ T32] r4:84b0bd00 [ 1344.587957][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1344.588002][ T32] r10:00000000 r9:84b0bd00 r8:8027ecf4 r7:e08b1e60 r6:85024500 r5:84b7bc00 [ 1344.588023][ T32] r4:00000001 [ 1344.588089][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.588134][ T32] Exception stack(0xe08d9fb0 to 0xe08d9ff8) ** 3 printk messages dropped ** [ 1344.588244][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 12 printk messages dropped ** [ 1344.588759][ T32] r5:848e0000 r4:829189bc [ 1344.588778][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 1 printk messages dropped ** [ 1344.588910][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec64de08 ** 7 printk messages dropped ** [ 1344.589199][ T32] r9:83018205 r8:848e0000 r7:00000000 r6:83018200 r5:00001000 r4:7f0c9000 ** 8 printk messages dropped ** [ 1344.589615][ T32] r10:61c88647 r9:848e0000 r8:8494072c r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 8 printk messages dropped ** [ 1344.589918][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1344.603175][ T32] r4:00000000 ** 7 printk messages dropped ** [ 1344.603435][ T32] r4:82ac11e4 ** 4 printk messages dropped ** [ 1344.603611][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9b40 ** 10 printk messages dropped ** [ 1344.604002][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1344.604334][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1344.604732][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1344.604991][ T32] r5:848e1800 r4:829189bc [ 1344.605033][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 6 printk messages dropped ** [ 1344.605307][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85480400 ** 8 printk messages dropped ** [ 1344.605617][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1344.605658][ T32] r7:ddde2d40 r6:83018200 r5:85650b8c r4:84940780 [ 1344.605678][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1344.605723][ T32] r10:61c88647 r9:848e1800 r8:849407ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1344.605744][ T32] r4:84940780 [ 1344.605762][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1344.605825][ T32] r10:00000000 r9:84940780 r8:8027ecf4 r7:ec635e60 r6:8546c100 r5:848e1800 [ 1344.605851][ T32] r4:00000001 [ 1344.605870][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.605928][ T32] Exception stack(0xec651fb0 to 0xec651ff8) [ 1344.605968][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1344.606000][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.606049][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.606107][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1344.606134][ T32] r4:85480180 [ 1344.606664][ T32] INFO: task kworker/1:395:5693 is blocked on a mutex likely owned by task kworker/0:315:3960. [ 1344.606702][ T32] task:kworker/0:315 state:R running task stack:0 pid:3960 tgid:3960 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.606759][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.606801][ T32] Call trace: [ 1344.606829][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1344.606877][ T32] r10:8280c9b4 r9:84b7bc00 r8:80200be4 r7:e08d9d54 r6:ffffffff r5:84b7bc00 [ 1344.606900][ T32] r4:00000000 [ 1344.606918][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.606956][ T32] Exception stack(0xe08d9d20 to 0xe08d9d68) [ 1344.606984][ T32] 9d20: 96d17000 e06bf000 00000001 80239b98 7f325000 00000001 82ac11c4 82ac05a0 [ 1344.607014][ T32] 9d40: 7f325000 e06bf000 8280c9b4 e08d9d9c e08d9da0 e08d9d70 80230ad4 80239bb0 [ 1344.607055][ T32] 9d60: 80050113 ffffffff [ 1344.607082][ T32] r5:80050113 r4:80239bb0 [ 1344.607142][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1344.607191][ T32] r4:82ac11e4 [ 1344.607211][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.607253][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08d9dc0 r5:e08d9e08 [ 1344.607275][ T32] r4:e08d9dc0 [ 1344.607294][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1344.607333][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9b40 [ 1344.607354][ T32] r4:00000000 [ 1344.607373][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1344.607415][ T32] r9:83018005 r8:84b7bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f09d000 [ 1344.607435][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1344.607474][ T32] r5:00001000 r4:e06eb000 [ 1344.607495][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1344.607583][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.607627][ T32] r5:8512438c r4:85124000 [ 1344.607646][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1344.607710][ T32] r7:dddced40 r6:83018000 r5:8512438c r4:84b0bd00 [ 1344.607808][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1344.607857][ T32] r10:61c88647 r9:84b7bc00 r8:84b0bd2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1344.607880][ T32] r4:84b0bd00 [ 1344.607898][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) ** 3 printk messages dropped ** [ 1344.608213][ T32] Exception stack(0xe08d9fb0 to 0xe08d9ff8) ** 7 printk messages dropped ** [ 1344.608498][ T32] Not tainted 6.15.0-syzkaller #0 ** 6 printk messages dropped ** [ 1344.608764][ T32] r4:848e3c00 ** 1 printk messages dropped ** [ 1344.608820][ T32] r5:848e3c00 r4:829189bc [ 1344.608838][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1344.608953][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1344.609156][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85480540 ** 8 printk messages dropped ** [ 1344.609498][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) ** 10 printk messages dropped ** [ 1344.609868][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1344.633788][ T32] r4:00000000 ** 7 printk messages dropped ** [ 1344.634107][ T32] r4:82ac11e4 ** 5 printk messages dropped ** [ 1344.634279][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1344.634512][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1344.634855][ T32] r4:00000001 ** 6 printk messages dropped ** [ 1344.635091][ T32] r4:850d9a80 ** 5 printk messages dropped ** [ 1344.635356][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1344.635573][ T32] r5:848e4800 r4:829189bc [ 1344.635592][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 4 printk messages dropped ** [ 1344.635842][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1344.636195][ T32] r5:856aff8c r4:856afc00 [ 1344.636213][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1344.636255][ T32] r7:dddced40 r6:83018000 r5:856aff8c r4:8546c200 [ 1344.636276][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1344.636319][ T32] r10:61c88647 r9:848e4800 r8:8546c22c r7:82804d40 r6:dddced40 r5:dddced60 [ 1344.636340][ T32] r4:8546c200 [ 1344.636358][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1344.636399][ T32] r10:00000000 r9:8546c200 r8:8027ecf4 r7:ebd5de60 r6:8546c280 r5:848e4800 [ 1344.636421][ T32] r4:00000001 [ 1344.636439][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.636472][ T32] Exception stack(0xebdedfb0 to 0xebdedff8) [ 1344.636497][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1344.636524][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.636551][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.636579][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1344.636601][ T32] r4:84bbabc0 [ 1344.637143][ T32] INFO: task kworker/0:881:5700 is blocked on a mutex likely owned by task kworker/0:315:3960. [ 1344.637181][ T32] task:kworker/0:315 state:R running task stack:0 pid:3960 tgid:3960 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.637258][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.637350][ T32] Call trace: [ 1344.637383][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1344.637445][ T32] r10:8280c9b4 r9:84b7bc00 r8:80200be4 r7:e08d9d54 r6:ffffffff r5:84b7bc00 [ 1344.637471][ T32] r4:00000000 [ 1344.637490][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.637568][ T32] Exception stack(0xe08d9d20 to 0xe08d9d68) [ 1344.637602][ T32] 9d20: 970ac000 e06bf000 00000001 80239b98 7f325000 00000001 82ac11c4 82ac05a0 [ 1344.637632][ T32] 9d40: 7f325000 e06bf000 8280c9b4 e08d9d9c e08d9da0 e08d9d70 80230ad4 80239bb0 [ 1344.637655][ T32] 9d60: 80050113 ffffffff [ 1344.637700][ T32] r5:80050113 r4:80239bb0 [ 1344.637724][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1344.637768][ T32] r4:82ac11e4 [ 1344.637812][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.637857][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08d9dc0 r5:e08d9e08 [ 1344.637879][ T32] r4:e08d9dc0 [ 1344.637921][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1344.637969][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9b40 [ 1344.637991][ T32] r4:00000000 [ 1344.638010][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1344.638073][ T32] r9:83018005 r8:84b7bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f09d000 [ 1344.638099][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1344.638151][ T32] r5:00001000 r4:e06eb000 [ 1344.638170][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1344.638207][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.638246][ T32] r5:8512438c r4:85124000 [ 1344.638264][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1344.638311][ T32] r7:dddced40 r6:83018000 r5:8512438c r4:84b0bd00 [ 1344.638344][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1344.638392][ T32] r10:61c88647 r9:84b7bc00 r8:84b0bd2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1344.638438][ T32] r4:84b0bd00 [ 1344.638460][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1344.638529][ T32] r10:00000000 r9:84b0bd00 r8:8027ecf4 r7:e08b1e60 r6:85024500 r5:84b7bc00 [ 1344.638580][ T32] r4:00000001 [ 1344.638602][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.638636][ T32] Exception stack(0xe08d9fb0 to 0xe08d9ff8) [ 1344.638661][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1344.638689][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1344.638809][ T32] INFO: task kworker/1:397:5701 blocked for more than 471 seconds. ** 9 printk messages dropped ** [ 1344.639271][ T32] r5:848e5400 r4:829189bc [ 1344.639289][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.639328][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 1344.639547][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1344.639710][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) ** 9 printk messages dropped ** [ 1344.640088][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1344.640199][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1344.655397][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1344.655592][ T32] r5:80050113 r4:80239bb0 ** 5 printk messages dropped ** [ 1344.655856][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) ** 10 printk messages dropped ** [ 1344.656376][ T32] r7:dddced40 r6:83018000 r5:8512438c r4:84b0bd00 ** 9 printk messages dropped ** [ 1344.656661][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1344.656963][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1344.657224][ T32] r5:848e3000 r4:829189bc [ 1344.657243][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 4 printk messages dropped ** [ 1344.657431][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1344.657898][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1344.658056][ T32] r7:ddde2d40 r6:83018200 r5:8565178c r4:84940900 [ 1344.658081][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1344.658163][ T32] r10:61c88647 r9:848e3000 r8:8494092c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1344.658189][ T32] r4:84940900 [ 1344.658231][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1344.658277][ T32] r10:00000000 r9:84940900 r8:8027ecf4 r7:ec681e60 r6:8546c380 r5:848e3000 [ 1344.658299][ T32] r4:00000001 [ 1344.658318][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.658351][ T32] Exception stack(0xec695fb0 to 0xec695ff8) [ 1344.658378][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1344.658406][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.658432][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.658459][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1344.658480][ T32] r4:85480740 [ 1344.658931][ T32] INFO: task kworker/1:398:5704 is blocked on a mutex likely owned by task kworker/0:315:3960. [ 1344.658965][ T32] task:kworker/0:315 state:R running task stack:0 pid:3960 tgid:3960 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.659020][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.659109][ T32] Call trace: [ 1344.659189][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1344.659240][ T32] r10:8280c9b4 r9:84b7bc00 r8:80200be4 r7:e08d9d54 r6:ffffffff r5:84b7bc00 [ 1344.659288][ T32] r4:00000000 [ 1344.659310][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.659361][ T32] Exception stack(0xe08d9d20 to 0xe08d9d68) [ 1344.659393][ T32] 9d20: 97285000 e06bf000 00000001 80239b98 7f325000 00000001 82ac11c4 82ac05a0 [ 1344.659422][ T32] 9d40: 7f325000 e06bf000 8280c9b4 e08d9d9c e08d9da0 e08d9d70 80230ad4 80239bb0 [ 1344.659455][ T32] 9d60: 80050113 ffffffff [ 1344.659483][ T32] r5:80050113 r4:80239bb0 [ 1344.659502][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1344.659543][ T32] r4:82ac11e4 [ 1344.659577][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.659618][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08d9dc0 r5:e08d9e08 [ 1344.659640][ T32] r4:e08d9dc0 [ 1344.659659][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1344.659700][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9b40 [ 1344.659721][ T32] r4:00000000 [ 1344.659740][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1344.659790][ T32] r9:83018005 r8:84b7bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f09d000 [ 1344.659810][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1344.659849][ T32] r5:00001000 r4:e06eb000 [ 1344.659946][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1344.660014][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.660063][ T32] r5:8512438c r4:85124000 [ 1344.660082][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1344.660131][ T32] r7:dddced40 r6:83018000 r5:8512438c r4:84b0bd00 [ 1344.660176][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1344.660224][ T32] r10:61c88647 r9:84b7bc00 r8:84b0bd2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1344.660257][ T32] r4:84b0bd00 [ 1344.660280][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1344.660324][ T32] r10:00000000 r9:84b0bd00 r8:8027ecf4 r7:e08b1e60 r6:85024500 r5:84b7bc00 [ 1344.660371][ T32] r4:00000001 [ 1344.660393][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.660455][ T32] Exception stack(0xe08d9fb0 to 0xe08d9ff8) [ 1344.660569][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1344.679021][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.679106][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.679169][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1344.679194][ T32] r4:850d9a80 [ 1344.679218][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.679248][ T32] INFO: task kworker/0:882:5705 blocked for more than 471 seconds. [ 1344.679281][ T32] Not tainted 6.15.0-syzkaller #0 [ 1344.679306][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 1 printk messages dropped ** [ 1344.679574][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1344.680428][ T32] r5:848e6000 r4:829189bc [ 1344.680447][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1344.694465][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1344.694676][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85466940 ** 10 printk messages dropped ** [ 1344.695006][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1344.695408][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1344.696341][ T32] r4:00000000 ** 7 printk messages dropped ** [ 1344.696712][ T32] r4:82ac11e4 ** 3 printk messages dropped ** [ 1344.696834][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) ** 10 printk messages dropped ** [ 1344.697330][ T32] r7:dddced40 r6:83018000 r5:8512438c r4:84b0bd00 ** 7 printk messages dropped ** [ 1344.697731][ T32] Exception stack(0xe08d9fb0 to 0xe08d9ff8) ** 8 printk messages dropped ** [ 1344.698049][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 7 printk messages dropped ** [ 1344.698373][ T32] r5:85690000 r4:829189bc [ 1344.698392][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 6 printk messages dropped ** [ 1344.698672][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85480bc0 ** 11 printk messages dropped ** [ 1344.699194][ T32] r10:61c88647 r9:85690000 r8:849409ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 9 printk messages dropped ** [ 1344.699499][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1344.699520][ T32] r4:854804c0 [ 1344.699922][ T32] INFO: task kworker/1:399:5707 is blocked on a mutex likely owned by task kworker/0:315:3960. [ 1344.699973][ T32] task:kworker/0:315 state:R running task stack:0 pid:3960 tgid:3960 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.700058][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.700130][ T32] Call trace: [ 1344.700186][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1344.700237][ T32] r10:8280c9b4 r9:84b7bc00 r8:80200be4 r7:e08d9d54 r6:ffffffff r5:84b7bc00 [ 1344.700298][ T32] r4:00000000 [ 1344.700321][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.700371][ T32] Exception stack(0xe08d9d20 to 0xe08d9d68) [ 1344.700427][ T32] 9d20: 97802000 e06bf000 00000001 80239b98 7f325000 00000001 82ac11c4 82ac05a0 [ 1344.700459][ T32] 9d40: 7f325000 e06bf000 8280c9b4 e08d9d9c e08d9da0 e08d9d70 80230ad4 80239bb0 [ 1344.700483][ T32] 9d60: 80050113 ffffffff [ 1344.711252][ T32] r5:80050113 r4:80239bb0 [ 1344.711373][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1344.711450][ T32] r4:82ac11e4 [ 1344.711498][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.711547][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08d9dc0 r5:e08d9e08 [ 1344.711570][ T32] r4:e08d9dc0 [ 1344.711589][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1344.711633][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9b40 [ 1344.711660][ T32] r4:00000000 [ 1344.711737][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1344.711784][ T32] r9:83018005 r8:84b7bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f09d000 [ 1344.711851][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1344.711922][ T32] r5:00001000 r4:e06eb000 [ 1344.711956][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1344.712024][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.712079][ T32] r5:8512438c r4:85124000 [ 1344.712107][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1344.712153][ T32] r7:dddced40 r6:83018000 r5:8512438c r4:84b0bd00 [ 1344.712203][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1344.712251][ T32] r10:61c88647 r9:84b7bc00 r8:84b0bd2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1344.712274][ T32] r4:84b0bd00 [ 1344.712292][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1344.712335][ T32] r10:00000000 r9:84b0bd00 r8:8027ecf4 r7:e08b1e60 r6:85024500 r5:84b7bc00 [ 1344.712357][ T32] r4:00000001 [ 1344.712401][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.712493][ T32] Exception stack(0xe08d9fb0 to 0xe08d9ff8) [ 1344.712537][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1344.712619][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.712650][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.712708][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1344.712733][ T32] r4:850d9a80 [ 1344.712789][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.712850][ T32] INFO: task kworker/1:400:5708 blocked for more than 471 seconds. [ 1344.712885][ T32] Not tainted 6.15.0-syzkaller #0 [ 1344.712927][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.713076][ T32] task:kworker/1:400 state:D stack:0 pid:5708 tgid:5708 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.713172][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.713220][ T32] Call trace: [ 1344.713252][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1344.713300][ T32] r10:829189c0 r9:ec60dd84 r8:00000002 r7:60000013 r6:ec60dd8c r5:8561c800 [ 1344.713322][ T32] r4:8561c800 [ 1344.713368][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1344.713413][ T32] r5:8561c800 r4:829189bc [ 1344.713434][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.713501][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.713550][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec60de08 [ 1344.713607][ T32] r4:00000000 [ 1344.713655][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1344.713745][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1344.713785][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1344.713827][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85480a80 [ 1344.713850][ T32] r4:00000000 [ 1344.713869][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1344.713908][ T32] r9:83018205 r8:8561c800 r7:00000000 r6:83018200 r5:00001000 r4:7f0d9000 ** 6 printk messages dropped ** [ 1344.714250][ T32] r7:ddde2d40 r6:83018200 r5:85651f8c r4:84940a00 ** 8 printk messages dropped ** [ 1344.714507][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1344.714538][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.714574][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.714613][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1344.714635][ T32] r4:854804c0 [ 1344.715215][ T32] INFO: task kworker/1:400:5708 is blocked on a mutex likely owned by task kworker/0:315:3960. [ 1344.715281][ T32] task:kworker/0:315 state:R running task stack:0 pid:3960 tgid:3960 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.715342][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.715386][ T32] Call trace: [ 1344.715444][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1344.715494][ T32] r10:8280c9b4 r9:84b7bc00 r8:80200be4 r7:e08d9d54 r6:ffffffff r5:84b7bc00 [ 1344.715528][ T32] r4:00000000 [ 1344.715551][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.715618][ T32] Exception stack(0xe08d9d20 to 0xe08d9d68) [ 1344.715704][ T32] 9d20: 9794d000 e06bf000 00000001 80239b98 7f325000 00000001 82ac11c4 82ac05a0 [ 1344.715839][ T32] 9d40: 7f325000 e06bf000 8280c9b4 e08d9d9c e08d9da0 e08d9d70 80230ad4 80239bb0 [ 1344.715877][ T32] 9d60: 80050113 ffffffff ** 4 printk messages dropped ** [ 1344.716168][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08d9dc0 r5:e08d9e08 ** 8 printk messages dropped ** [ 1344.716502][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) ** 9 printk messages dropped ** [ 1344.717092][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1344.717345][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 12 printk messages dropped ** [ 1344.717932][ T32] r5:8561d400 r4:829189bc [ 1344.717951][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.717991][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) ** 5 printk messages dropped ** [ 1344.718254][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85480e80 ** 10 printk messages dropped ** [ 1344.718751][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) ** 7 printk messages dropped ** [ 1344.719069][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1344.719799][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1344.720165][ T32] 9d40: 7f325000 e06bf000 8280c9b4 e08d9d9c e08d9da0 e08d9d70 80230ad4 80239bb0 ** 11 printk messages dropped ** [ 1344.751382][ T32] r9:83018005 r8:84b7bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f09d000 ** 8 printk messages dropped ** [ 1344.751760][ T32] r10:61c88647 r9:84b7bc00 r8:84b0bd2c r7:82804d40 r6:dddced40 r5:dddced60 ** 9 printk messages dropped ** [ 1344.752112][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 2 printk messages dropped ** [ 1344.752203][ T32] INFO: task kworker/1:402:5713 blocked for more than 471 seconds. [ 1344.752237][ T32] Not tainted 6.15.0-syzkaller #0 [ 1344.752264][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.752314][ T32] task:kworker/1:402 state:D stack:0 pid:5713 tgid:5713 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.752390][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.752438][ T32] Call trace: [ 1344.752500][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1344.752553][ T32] r10:829189c0 r9:ec6b5d84 r8:00000002 r7:60000013 r6:ec6b5d8c r5:8561ec00 [ 1344.752575][ T32] r4:8561ec00 [ 1344.752617][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1344.752662][ T32] r5:8561ec00 r4:829189bc [ 1344.752710][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.752752][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.752840][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec6b5e08 [ 1344.752909][ T32] r4:00000000 [ 1344.752961][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1344.753029][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1344.753072][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1344.753117][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85480d40 [ 1344.753141][ T32] r4:00000000 [ 1344.753160][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1344.753201][ T32] r9:83018205 r8:8561ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f0dd000 [ 1344.753247][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1344.753290][ T32] r5:00001000 r4:ec6c3000 [ 1344.753335][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1344.753389][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.753432][ T32] r5:8565278c r4:85652400 [ 1344.753464][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1344.753518][ T32] r7:ddde2d40 r6:83018200 r5:8565278c r4:84940c00 [ 1344.753569][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1344.753643][ T32] r10:61c88647 r9:8561ec00 r8:84940c2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1344.753670][ T32] r4:84940c00 [ 1344.753689][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1344.753731][ T32] r10:00000000 r9:84940c00 r8:8027ecf4 r7:ec6a5e60 r6:84940c80 r5:8561ec00 [ 1344.753752][ T32] r4:00000001 [ 1344.753769][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.753802][ T32] Exception stack(0xec6b5fb0 to 0xec6b5ff8) [ 1344.753828][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1344.753856][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.753882][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.753933][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1344.753959][ T32] r4:85480b40 [ 1344.754513][ T32] INFO: task kworker/1:402:5713 is blocked on a mutex likely owned by task kworker/0:315:3960. [ 1344.754552][ T32] task:kworker/0:315 state:R running task stack:0 pid:3960 tgid:3960 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.754609][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.754651][ T32] Call trace: [ 1344.754681][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1344.754730][ T32] r10:8280c9b4 r9:84b7bc00 r8:80200be4 r7:e08d9d54 r6:ffffffff r5:84b7bc00 [ 1344.754776][ T32] r4:00000000 [ 1344.754800][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.754840][ T32] Exception stack(0xe08d9d20 to 0xe08d9d68) [ 1344.754869][ T32] 9d20: 97fe5000 e06bf000 00000001 80239b98 7f325000 00000001 82ac11c4 82ac05a0 [ 1344.754897][ T32] 9d40: 7f325000 e06bf000 8280c9b4 e08d9d9c e08d9da0 e08d9d70 80230ad4 80239bb0 [ 1344.754921][ T32] 9d60: 80050113 ffffffff [ 1344.754944][ T32] r5:80050113 r4:80239bb0 [ 1344.754964][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1344.755011][ T32] r4:82ac11e4 [ 1344.755056][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.755110][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08d9dc0 r5:e08d9e08 [ 1344.755183][ T32] r4:e08d9dc0 [ 1344.755233][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1344.755305][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9b40 [ 1344.755331][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1344.755417][ T32] r9:83018005 r8:84b7bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f09d000 ** 11 printk messages dropped ** [ 1344.755878][ T32] r10:00000000 r9:84b0bd00 r8:8027ecf4 r7:e08b1e60 r6:85024500 r5:84b7bc00 ** 7 printk messages dropped ** [ 1344.756150][ T32] r4:850d9a80 ** 5 printk messages dropped ** [ 1344.756429][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1344.756692][ T32] r5:8561e000 r4:829189bc [ 1344.756735][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 4 printk messages dropped ** [ 1344.756970][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) ** 7 printk messages dropped ** [ 1344.757278][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) ** 10 printk messages dropped ** [ 1344.757676][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 8 printk messages dropped ** [ 1344.758413][ T32] Workqueue: events bpf_prog_free_deferred ** 9 printk messages dropped ** [ 1344.758869][ T32] r5:80050113 r4:80239bb0 ** 9 printk messages dropped ** [ 1344.759238][ T32] r9:83018005 r8:84b7bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f09d000 ** 8 printk messages dropped ** [ 1344.759569][ T32] r10:61c88647 r9:84b7bc00 r8:84b0bd2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1344.759590][ T32] r4:84b0bd00 [ 1344.759619][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1344.759695][ T32] r10:00000000 r9:84b0bd00 r8:8027ecf4 r7:e08b1e60 r6:85024500 r5:84b7bc00 [ 1344.759746][ T32] r4:00000001 [ 1344.759771][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.759807][ T32] Exception stack(0xe08d9fb0 to 0xe08d9ff8) [ 1344.759833][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1344.759885][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.759927][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.759980][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1344.760006][ T32] r4:850d9a80 [ 1344.760056][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.760086][ T32] INFO: task kworker/1:404:5717 blocked for more than 471 seconds. [ 1344.760130][ T32] Not tainted 6.15.0-syzkaller #0 [ 1344.760158][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.760197][ T32] task:kworker/1:404 state:D stack:0 pid:5717 tgid:5717 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.760245][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.760307][ T32] Call trace: [ 1344.760363][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1344.760415][ T32] r10:829189c0 r9:ec6cdd84 r8:00000002 r7:60000113 r6:ec6cdd8c r5:8561b000 [ 1344.760480][ T32] r4:8561b000 [ 1344.760503][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1344.760543][ T32] r5:8561b000 r4:829189bc [ 1344.760580][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.760621][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.783912][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec6cde08 [ 1344.784021][ T32] r4:00000000 [ 1344.784048][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1344.784135][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1344.784183][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1344.784251][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8547dfc0 [ 1344.784277][ T32] r4:00000000 [ 1344.784298][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1344.784342][ T32] r9:83018205 r8:8561b000 r7:00000000 r6:83018200 r5:00001000 r4:7f0e3000 [ 1344.784363][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1344.784404][ T32] r5:00001000 r4:ec6e7000 [ 1344.784423][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1344.784462][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.784501][ T32] r5:8565338c r4:85653000 [ 1344.784545][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1344.784621][ T32] r7:ddde2d40 r6:83018200 r5:8565338c r4:84940e00 [ 1344.784646][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1344.784691][ T32] r10:61c88647 r9:8561b000 r8:84940e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1344.784713][ T32] r4:84940e00 [ 1344.784732][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1344.784775][ T32] r10:00000000 r9:84940e00 r8:8027ecf4 r7:ec685e60 r6:84940e80 r5:8561b000 [ 1344.784795][ T32] r4:00000001 [ 1344.784814][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.784848][ T32] Exception stack(0xec6cdfb0 to 0xec6cdff8) [ 1344.784877][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 2 printk messages dropped ** [ 1344.784958][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 10 printk messages dropped ** [ 1344.786037][ T32] 9d20: 98239000 e06bf000 00000001 80239b98 7f325000 00000001 82ac11c4 82ac05a0 ** 8 printk messages dropped ** [ 1344.786368][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) ** 10 printk messages dropped ** [ 1344.786999][ T32] r7:dddced40 r6:83018000 r5:8512438c r4:84b0bd00 ** 7 printk messages dropped ** [ 1344.787288][ T32] Exception stack(0xe08d9fb0 to 0xe08d9ff8) ** 8 printk messages dropped ** [ 1344.787617][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 7 printk messages dropped ** [ 1344.788091][ T32] r5:85611800 r4:829189bc [ 1344.788116][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 4 printk messages dropped ** [ 1344.788334][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) ** 7 printk messages dropped ** [ 1344.788762][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) ** 9 printk messages dropped ** [ 1344.789129][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1344.789294][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 10 printk messages dropped ** [ 1344.790280][ T32] 9d20: 98239000 e06bf000 00000001 80239b98 7f325000 00000001 82ac11c4 82ac05a0 ** 9 printk messages dropped ** [ 1344.805679][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9b40 ** 11 printk messages dropped ** [ 1344.806264][ T32] r10:61c88647 r9:84b7bc00 r8:84b0bd2c r7:82804d40 r6:dddced40 r5:dddced60 ** 10 printk messages dropped ** [ 1344.806643][ T32] r4:850d9a80 ** 5 printk messages dropped ** [ 1344.806968][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1344.807323][ T32] r5:85620c00 r4:829189bc [ 1344.807342][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 4 printk messages dropped ** [ 1344.807506][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1344.807541][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1344.807582][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a70400 [ 1344.807630][ T32] r4:00000000 [ 1344.807653][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1344.807694][ T32] r9:83018205 r8:85620c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0e7000 [ 1344.807716][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1344.807754][ T32] r5:00001000 r4:ec6fb000 [ 1344.807773][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1344.807811][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.807850][ T32] r5:85653b8c r4:85653800 [ 1344.807869][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1344.807909][ T32] r7:ddde2d40 r6:83018200 r5:85653b8c r4:85035000 [ 1344.807929][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1344.808002][ T32] r10:61c88647 r9:85620c00 r8:8503502c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1344.808057][ T32] r4:85035000 [ 1344.808079][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1344.808131][ T32] r10:00000000 r9:85035000 r8:8027ecf4 r7:ec6e5e60 r6:85035080 r5:85620c00 [ 1344.808179][ T32] r4:00000001 [ 1344.808202][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.808237][ T32] Exception stack(0xec6d9fb0 to 0xec6d9ff8) [ 1344.808262][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1344.808315][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.808371][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.808403][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1344.808426][ T32] r4:84a70180 [ 1344.808985][ T32] INFO: task kworker/1:406:5721 is blocked on a mutex likely owned by task kworker/0:315:3960. [ 1344.809108][ T32] task:kworker/0:315 state:R running task stack:0 pid:3960 tgid:3960 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.809206][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.809276][ T32] Call trace: [ 1344.809311][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1344.809361][ T32] r10:8280c9b4 r9:84b7bc00 r8:80200be4 r7:e08d9d54 r6:ffffffff r5:84b7bc00 [ 1344.809384][ T32] r4:00000000 [ 1344.809423][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.809468][ T32] Exception stack(0xe08d9d20 to 0xe08d9d68) [ 1344.809509][ T32] 9d20: 982dd000 e06bf000 00000001 80239b98 7f325000 00000001 82ac11c4 82ac05a0 [ 1344.809541][ T32] 9d40: 7f325000 e06bf000 8280c9b4 e08d9d9c e08d9da0 e08d9d70 80230ad4 80239bb0 [ 1344.809565][ T32] 9d60: 80050113 ffffffff [ 1344.809616][ T32] r5:80050113 r4:80239bb0 [ 1344.809640][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1344.809683][ T32] r4:82ac11e4 [ 1344.809703][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.809744][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08d9dc0 r5:e08d9e08 [ 1344.809767][ T32] r4:e08d9dc0 [ 1344.809786][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1344.809827][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9b40 [ 1344.809849][ T32] r4:00000000 [ 1344.809895][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1344.809976][ T32] r9:83018005 r8:84b7bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f09d000 [ 1344.810002][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1344.810046][ T32] r5:00001000 r4:e06eb000 [ 1344.810065][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1344.810111][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.810180][ T32] r5:8512438c r4:85124000 [ 1344.810202][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1344.810309][ T32] r10:61c88647 r9:84b7bc00 r8:84b0bd2c r7:82804d40 r6:dddced40 r5:dddced60 ** 10 printk messages dropped ** [ 1344.827928][ T32] r4:850d9a80 ** 4 printk messages dropped ** [ 1344.828088][ T32] task:kworker/1:407 state:D stack:0 pid:5722 tgid:5722 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1344.828499][ T32] r5:85622400 r4:829189bc [ 1344.828519][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 4 printk messages dropped ** [ 1344.828694][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) ** 10 printk messages dropped ** [ 1344.829217][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) ** 9 printk messages dropped ** [ 1344.829620][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1344.835558][ T32] r10:8280c9b4 r9:84b7bc00 r8:80200be4 r7:e08d9d54 r6:ffffffff r5:84b7bc00 ** 11 printk messages dropped ** [ 1344.835969][ T32] r4:e08d9dc0 ** 4 printk messages dropped ** [ 1344.836172][ T32] r9:83018005 r8:84b7bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f09d000 ** 8 printk messages dropped ** [ 1344.836614][ T32] r10:61c88647 r9:84b7bc00 r8:84b0bd2c r7:82804d40 r6:dddced40 r5:dddced60 ** 9 printk messages dropped ** [ 1344.837071][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 4 printk messages dropped ** [ 1344.837253][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.837274][ T32] task:kworker/1:408 state:D stack:0 pid:5725 tgid:5725 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.837326][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.837366][ T32] Call trace: [ 1344.837396][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1344.837440][ T32] r10:829189c0 r9:ec715d84 r8:00000002 r7:60000113 r6:ec715d8c r5:85621800 [ 1344.837463][ T32] r4:85621800 [ 1344.837482][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1344.837597][ T32] r5:85621800 r4:829189bc [ 1344.837699][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.837743][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.837789][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec715e08 [ 1344.837811][ T32] r4:00000000 [ 1344.837851][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1344.837892][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1344.837977][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1344.838021][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a70600 [ 1344.838043][ T32] r4:00000000 [ 1344.838061][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1344.838174][ T32] r9:83018205 r8:85621800 r7:00000000 r6:83018200 r5:00001000 r4:7f0e9000 [ 1344.838288][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1344.838332][ T32] r5:00001000 r4:ec70b000 [ 1344.838351][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1344.838390][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.838457][ T32] r5:85653f8c r4:85653c00 [ 1344.838490][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1344.838535][ T32] r7:ddde2d40 r6:83018200 r5:85653f8c r4:85035200 [ 1344.838555][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1344.838599][ T32] r10:61c88647 r9:85621800 r8:8503522c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1344.838620][ T32] r4:85035200 [ 1344.838640][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1344.838683][ T32] r10:00000000 r9:85035200 r8:8027ecf4 r7:ec709e60 r6:85035280 r5:85621800 [ 1344.838705][ T32] r4:00000001 [ 1344.838723][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.838756][ T32] Exception stack(0xec715fb0 to 0xec715ff8) [ 1344.838781][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1344.838809][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.838835][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.838886][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1344.838912][ T32] r4:84a70300 [ 1344.839637][ T32] INFO: task kworker/1:408:5725 is blocked on a mutex likely owned by task kworker/0:315:3960. [ 1344.839679][ T32] task:kworker/0:315 state:R running task stack:0 pid:3960 tgid:3960 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.839762][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.839811][ T32] Call trace: [ 1344.839841][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1344.839891][ T32] r10:8280c9b4 r9:84b7bc00 r8:80200be4 r7:e08d9d54 r6:ffffffff r5:84b7bc00 [ 1344.839913][ T32] r4:00000000 [ 1344.839932][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.839972][ T32] Exception stack(0xe08d9d20 to 0xe08d9d68) [ 1344.840000][ T32] 9d20: 98771000 e06bf000 00000001 80239b98 7f325000 00000001 82ac11c4 82ac05a0 [ 1344.840029][ T32] 9d40: 7f325000 e06bf000 8280c9b4 e08d9d9c e08d9da0 e08d9d70 80230ad4 80239bb0 [ 1344.840086][ T32] 9d60: 80050113 ffffffff [ 1344.840123][ T32] r5:80050113 r4:80239bb0 [ 1344.840144][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1344.840185][ T32] r4:82ac11e4 [ 1344.840205][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.840246][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08d9dc0 r5:e08d9e08 [ 1344.840297][ T32] r4:e08d9dc0 [ 1344.840322][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1344.840367][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9b40 [ 1344.840389][ T32] r4:00000000 [ 1344.840418][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1344.840570][ T32] r9:83018005 r8:84b7bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f09d000 [ 1344.858320][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1344.858416][ T32] r5:00001000 r4:e06eb000 [ 1344.858439][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1344.858482][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1344.858685][ T32] r10:61c88647 r9:84b7bc00 r8:84b0bd2c r7:82804d40 r6:dddced40 r5:dddced60 ** 9 printk messages dropped ** [ 1344.859263][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 12 printk messages dropped ** [ 1344.860118][ T32] r5:85623c00 r4:829189bc [ 1344.860189][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1344.860372][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1344.860637][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a70d40 ** 8 printk messages dropped ** [ 1344.870107][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) ** 10 printk messages dropped ** [ 1344.883738][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1344.885148][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1344.885463][ T32] 9d40: 7f325000 e06bf000 8280c9b4 e08d9d9c e08d9da0 e08d9d70 80230ad4 80239bb0 [ 1344.885536][ T32] 9d60: 80050113 ffffffff [ 1344.885645][ T32] r5:80050113 r4:80239bb0 [ 1344.885754][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1344.885803][ T32] r4:82ac11e4 [ 1344.885824][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.885865][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08d9dc0 r5:e08d9e08 [ 1344.885888][ T32] r4:e08d9dc0 [ 1344.885985][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1344.886075][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9b40 [ 1344.886109][ T32] r4:00000000 [ 1344.886132][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1344.886350][ T32] r9:83018005 r8:84b7bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f09d000 [ 1344.886531][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1344.886579][ T32] r5:00001000 r4:e06eb000 [ 1344.886598][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1344.886636][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.886683][ T32] r5:8512438c r4:85124000 [ 1344.886727][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1344.886814][ T32] r7:dddced40 r6:83018000 r5:8512438c r4:84b0bd00 [ 1344.886840][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1344.886919][ T32] r10:61c88647 r9:84b7bc00 r8:84b0bd2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1344.886986][ T32] r4:84b0bd00 [ 1344.887033][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1344.887082][ T32] r10:00000000 r9:84b0bd00 r8:8027ecf4 r7:e08b1e60 r6:85024500 r5:84b7bc00 [ 1344.887109][ T32] r4:00000001 [ 1344.887160][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.887240][ T32] Exception stack(0xe08d9fb0 to 0xe08d9ff8) [ 1344.887353][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1344.887429][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.887466][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.887495][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1344.887517][ T32] r4:850d9a80 [ 1344.887540][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.887584][ T32] INFO: task kworker/1:410:5729 blocked for more than 471 seconds. [ 1344.887647][ T32] Not tainted 6.15.0-syzkaller #0 [ 1344.887678][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.887705][ T32] task:kworker/1:410 state:D stack:0 pid:5729 tgid:5729 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.887751][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.887796][ T32] Call trace: [ 1344.887826][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1344.887872][ T32] r10:829189c0 r9:ec73dd84 r8:00000002 r7:60000013 r6:ec73dd8c r5:85623000 [ 1344.887894][ T32] r4:85623000 [ 1344.887932][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1344.887984][ T32] r5:85623000 r4:829189bc [ 1344.888004][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.888043][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.888089][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec73de08 [ 1344.888120][ T32] r4:00000000 [ 1344.888234][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1344.888322][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1344.888401][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1344.888447][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a70b00 [ 1344.888494][ T32] r4:00000000 [ 1344.888526][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1344.888578][ T32] r9:83018205 r8:85623000 r7:00000000 r6:83018200 r5:00001000 r4:7f0ef000 [ 1344.888600][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1344.888637][ T32] r5:00001000 r4:ec72b000 [ 1344.888698][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1344.888776][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1344.888900][ T32] r7:ddde2d40 r6:83018200 r5:8565c78c r4:85035400 ** 8 printk messages dropped ** [ 1344.889254][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1344.890164][ T32] r10:8280c9b4 r9:84b7bc00 r8:80200be4 r7:e08d9d54 r6:ffffffff r5:84b7bc00 ** 11 printk messages dropped ** [ 1344.905726][ T32] r4:e08d9dc0 ** 4 printk messages dropped ** [ 1344.905960][ T32] r9:83018005 r8:84b7bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f09d000 ** 9 printk messages dropped ** [ 1344.906421][ T32] r4:84b0bd00 ** 4 printk messages dropped ** [ 1344.906658][ T32] Exception stack(0xe08d9fb0 to 0xe08d9ff8) ** 6 printk messages dropped ** [ 1344.906977][ T32] INFO: task kworker/1:411:5732 blocked for more than 471 seconds. [ 1344.907075][ T32] Not tainted 6.15.0-syzkaller #0 [ 1344.907109][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.907156][ T32] task:kworker/1:411 state:D stack:0 pid:5732 tgid:5732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.907221][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.907264][ T32] Call trace: [ 1344.907296][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1344.907346][ T32] r10:829189c0 r9:ec741d84 r8:00000002 r7:60000013 r6:ec741d8c r5:85624800 [ 1344.907388][ T32] r4:85624800 [ 1344.907422][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1344.907467][ T32] r5:85624800 r4:829189bc [ 1344.907487][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.907531][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.907585][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec741e08 [ 1344.907607][ T32] r4:00000000 [ 1344.907626][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1344.907662][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1344.907697][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1344.907748][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85360b40 [ 1344.907770][ T32] r4:00000000 [ 1344.907789][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1344.907829][ T32] r9:83018205 r8:85624800 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 [ 1344.907850][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1344.907887][ T32] r5:00001000 r4:ec737000 [ 1344.907934][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1344.907980][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1344.908132][ T32] r7:ddde2d40 r6:83018200 r5:8565fb8c r4:85035500 ** 7 printk messages dropped ** [ 1344.908461][ T32] Exception stack(0xec741fb0 to 0xec741ff8) ** 6 printk messages dropped ** [ 1344.909354][ T32] task:kworker/0:315 state:R running task stack:0 pid:3960 tgid:3960 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 14 printk messages dropped ** [ 1344.910223][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08d9dc0 r5:e08d9e08 ** 9 printk messages dropped ** [ 1344.910610][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1344.924370][ T32] Exception stack(0xe08d9fb0 to 0xe08d9ff8) ** 8 printk messages dropped ** [ 1344.924667][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 7 printk messages dropped ** [ 1344.924994][ T32] r5:85626000 r4:829189bc [ 1344.925021][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1344.925137][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1344.925423][ T32] r9:83018205 r8:85626000 r7:00000000 r6:83018200 r5:00001000 r4:7f0f3000 ** 8 printk messages dropped ** [ 1344.926285][ T32] r10:61c88647 r9:85626000 r8:8503562c r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 10 printk messages dropped ** [ 1344.927001][ T32] r4:84a70cc0 ** 3 printk messages dropped ** [ 1344.927903][ T32] Call trace: ** 8 printk messages dropped ** [ 1344.928188][ T32] r5:80050113 r4:80239bb0 ** 5 printk messages dropped ** [ 1344.928396][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) ** 11 printk messages dropped ** [ 1344.929041][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) ** 6 printk messages dropped ** [ 1344.929326][ T32] Exception stack(0xe08d9fb0 to 0xe08d9ff8) [ 1344.929352][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1344.929379][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.929404][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.929442][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1344.929510][ T32] r4:850d9a80 [ 1344.929535][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.929590][ T32] INFO: task kworker/1:413:5735 blocked for more than 471 seconds. [ 1344.929623][ T32] Not tainted 6.15.0-syzkaller #0 [ 1344.929646][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.929667][ T32] task:kworker/1:413 state:D stack:0 pid:5735 tgid:5735 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.929749][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.929792][ T32] Call trace: [ 1344.929821][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1344.929865][ T32] r10:829189c0 r9:ec761d84 r8:00000002 r7:60000013 r6:ec761d8c r5:85620000 [ 1344.929887][ T32] r4:85620000 [ 1344.929931][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1344.929976][ T32] r5:85620000 r4:829189bc [ 1344.929998][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.930036][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.930081][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec761e08 [ 1344.930154][ T32] r4:00000000 [ 1344.930181][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1344.930246][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1344.930298][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1344.930344][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8545c140 [ 1344.930368][ T32] r4:00000000 [ 1344.930411][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1344.930473][ T32] r9:83018205 r8:85620000 r7:00000000 r6:83018200 r5:00001000 r4:7f0f5000 [ 1344.930536][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1344.956290][ T32] r5:00001000 r4:ec763000 [ 1344.956392][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1344.956484][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.956533][ T32] r5:8565d38c r4:8565d000 [ 1344.956554][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1344.956599][ T32] r7:ddde2d40 r6:83018200 r5:8565d38c r4:85035700 [ 1344.956620][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1344.956689][ T32] r10:61c88647 r9:85620000 r8:8503572c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1344.956716][ T32] r4:85035700 [ 1344.956736][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1344.956782][ T32] r10:00000000 r9:85035700 r8:8027ecf4 r7:ec741e60 r6:85035780 r5:85620000 [ 1344.956804][ T32] r4:00000001 [ 1344.956823][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.956860][ T32] Exception stack(0xec761fb0 to 0xec761ff8) [ 1344.956890][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1344.956917][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.956944][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.956972][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1344.956993][ T32] r4:84a70b80 [ 1344.957535][ T32] INFO: task kworker/1:413:5735 is blocked on a mutex likely owned by task kworker/0:315:3960. [ 1344.957592][ T32] task:kworker/0:315 state:R running task stack:0 pid:3960 tgid:3960 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.957668][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.957738][ T32] Call trace: [ 1344.957770][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) ** 6 printk messages dropped ** [ 1344.958033][ T32] 9d60: 80050113 ffffffff ** 6 printk messages dropped ** [ 1344.958291][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) ** 8 printk messages dropped ** [ 1344.958615][ T32] r5:8512438c r4:85124000 ** 7 printk messages dropped ** [ 1344.958896][ T32] r4:00000001 ** 6 printk messages dropped ** [ 1344.959158][ T32] r4:850d9a80 ** 5 printk messages dropped ** [ 1344.959339][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1344.959598][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1344.959731][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1344.959867][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85466b80 ** 10 printk messages dropped ** [ 1344.960234][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) ** 10 printk messages dropped ** [ 1344.968530][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 3 printk messages dropped ** [ 1344.969229][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.969438][ T32] Call trace: [ 1344.969480][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1344.969546][ T32] r10:8280c9b4 r9:84b7bc00 r8:80200be4 r7:e08d9d54 r6:ffffffff r5:84b7bc00 [ 1344.969574][ T32] r4:00000000 [ 1344.969601][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.969665][ T32] Exception stack(0xe08d9d20 to 0xe08d9d68) [ 1344.969702][ T32] 9d20: 99725000 e06bf000 00000001 80239b98 7f325000 00000001 82ac11c4 82ac05a0 [ 1344.969732][ T32] 9d40: 7f325000 e06bf000 8280c9b4 e08d9d9c e08d9da0 e08d9d70 80230ad4 80239bb0 [ 1344.969759][ T32] 9d60: 80050113 ffffffff [ 1344.969790][ T32] r5:80050113 r4:80239bb0 [ 1344.969812][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1344.969859][ T32] r4:82ac11e4 [ 1344.969879][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.969934][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08d9dc0 r5:e08d9e08 [ 1344.969962][ T32] r4:e08d9dc0 [ 1344.969983][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1344.970025][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9b40 [ 1344.970047][ T32] r4:00000000 [ 1344.970066][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1344.970128][ T32] r9:83018005 r8:84b7bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f09d000 [ 1344.970157][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1344.970201][ T32] r5:00001000 r4:e06eb000 [ 1344.970242][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1344.970291][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.970341][ T32] r5:8512438c r4:85124000 [ 1344.970403][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1344.970458][ T32] r7:dddced40 r6:83018000 r5:8512438c r4:84b0bd00 [ 1344.970482][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1344.983776][ T32] r10:61c88647 r9:84b7bc00 r8:84b0bd2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1344.983883][ T32] r4:84b0bd00 [ 1344.983911][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1344.983995][ T32] r10:00000000 r9:84b0bd00 r8:8027ecf4 r7:e08b1e60 r6:85024500 r5:84b7bc00 [ 1344.984021][ T32] r4:00000001 [ 1344.984040][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.984077][ T32] Exception stack(0xe08d9fb0 to 0xe08d9ff8) [ 1344.984145][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1344.984274][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.984306][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.984336][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1344.984358][ T32] r4:850d9a80 [ 1344.984382][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.984474][ T32] INFO: task kworker/1:414:5739 blocked for more than 471 seconds. [ 1344.984513][ T32] Not tainted 6.15.0-syzkaller #0 [ 1344.984538][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.984560][ T32] task:kworker/1:414 state:D stack:0 pid:5739 tgid:5739 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.984618][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.984665][ T32] Call trace: [ 1344.984696][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1344.984746][ T32] r10:829189c0 r9:ec77dd84 r8:00000002 r7:60000113 r6:ec77dd8c r5:856d8000 [ 1344.984768][ T32] r4:856d8000 [ 1344.984787][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1344.984826][ T32] r5:856d8000 r4:829189bc [ 1344.984845][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.984897][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.984943][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec77de08 [ 1344.984965][ T32] r4:00000000 [ 1344.984983][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1344.985021][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1344.985061][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1344.985113][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8545c300 [ 1344.985137][ T32] r4:00000000 [ 1344.985156][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) ** 4 printk messages dropped ** [ 1344.985377][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1344.985664][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1344.985837][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 7 printk messages dropped ** [ 1344.986685][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1344.986885][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) ** 10 printk messages dropped ** [ 1344.987317][ T32] r5:00001000 r4:e06eb000 ** 6 printk messages dropped ** [ 1344.987588][ T32] r10:61c88647 r9:84b7bc00 r8:84b0bd2c r7:82804d40 r6:dddced40 r5:dddced60 ** 8 printk messages dropped ** [ 1344.987852][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1344.988148][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1344.988443][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1344.988549][ T32] r4:00000000 [ 1344.988569][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1344.988608][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1344.988661][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1344.988711][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85305300 [ 1344.988733][ T32] r4:00000000 [ 1344.988753][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1344.988793][ T32] r9:83018005 r8:856d9800 r7:00000000 r6:83018000 r5:00001000 r4:7f04b000 [ 1344.988831][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1344.988875][ T32] r5:00001000 r4:eb667000 [ 1344.988894][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1344.988932][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.988969][ T32] r5:856bdb8c r4:856bd800 [ 1344.988988][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1344.989037][ T32] r7:dddced40 r6:83018000 r5:856bdb8c r4:8546c600 [ 1344.989058][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1344.989107][ T32] r10:61c88647 r9:856d9800 r8:8546c62c r7:82804d40 r6:dddced40 r5:dddced60 [ 1344.989130][ T32] r4:8546c600 [ 1344.989161][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1344.989208][ T32] r10:00000000 r9:8546c600 r8:8027ecf4 r7:ebdede60 r6:85035980 r5:856d9800 [ 1344.989230][ T32] r4:00000001 [ 1344.989249][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.989289][ T32] Exception stack(0xebc89fb0 to 0xebc89ff8) [ 1344.989317][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1344.989346][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.989372][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.989404][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1344.989452][ T32] r4:85466980 [ 1344.989858][ T32] INFO: task kworker/0:884:5742 is blocked on a mutex likely owned by task kworker/0:315:3960. [ 1344.989906][ T32] task:kworker/0:315 state:R running task stack:0 pid:3960 tgid:3960 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.989964][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.990010][ T32] Call trace: [ 1344.990039][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1344.990104][ T32] r10:8280c9b4 r9:84b7bc00 r8:80200be4 r7:e08d9d54 r6:ffffffff r5:84b7bc00 [ 1344.990129][ T32] r4:00000000 [ 1344.990161][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.990204][ T32] Exception stack(0xe08d9d20 to 0xe08d9d68) [ 1344.990234][ T32] 9d20: 999ba000 e06bf000 00000001 80239b98 7f325000 00000001 82ac11c4 82ac05a0 [ 1344.990301][ T32] 9d40: 7f325000 e06bf000 8280c9b4 e08d9d9c e08d9da0 e08d9d70 80230ad4 80239bb0 [ 1344.990347][ T32] 9d60: 80050113 ffffffff [ 1344.990372][ T32] r5:80050113 r4:80239bb0 [ 1344.990394][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) ** 2 printk messages dropped ** [ 1344.990587][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08d9dc0 r5:e08d9e08 ** 7 printk messages dropped ** [ 1345.005515][ T32] r5:00001000 r4:e06eb000 ** 6 printk messages dropped ** [ 1345.005837][ T32] r10:61c88647 r9:84b7bc00 r8:84b0bd2c r7:82804d40 r6:dddced40 r5:dddced60 ** 10 printk messages dropped ** [ 1345.006194][ T32] r4:850d9a80 ** 5 printk messages dropped ** [ 1345.006423][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1345.006796][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.006837][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) ** 3 printk messages dropped ** [ 1345.006977][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1345.007420][ T32] r5:845e378c r4:845e3400 ** 6 printk messages dropped ** [ 1345.007644][ T32] r10:00000000 r9:8546c680 r8:8027ecf4 r7:ebc89e60 r6:85035a00 r5:856db000 ** 9 printk messages dropped ** [ 1345.008549][ T32] task:kworker/0:315 state:R running task stack:0 pid:3960 tgid:3960 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 14 printk messages dropped ** [ 1345.009138][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08d9dc0 r5:e08d9e08 ** 7 printk messages dropped ** [ 1345.009418][ T32] r5:00001000 r4:e06eb000 ** 7 printk messages dropped ** [ 1345.009722][ T32] r4:84b0bd00 ** 4 printk messages dropped ** [ 1345.009866][ T32] Exception stack(0xe08d9fb0 to 0xe08d9ff8) ** 7 printk messages dropped ** [ 1345.010115][ T32] Not tainted 6.15.0-syzkaller #0 ** 8 printk messages dropped ** [ 1345.010443][ T32] r5:856da400 r4:829189bc [ 1345.010464][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1345.023062][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1345.023334][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85466f40 ** 9 printk messages dropped ** [ 1345.023723][ T32] r7:dddced40 r6:83018000 r5:856bc38c r4:8546c700 ** 5 printk messages dropped ** [ 1345.023953][ T32] r4:00000001 [ 1345.023981][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.024024][ T32] Exception stack(0xebcc9fb0 to 0xebcc9ff8) [ 1345.024053][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1345.024082][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.024115][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.024147][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1345.024170][ T32] r4:85466cc0 [ 1345.024710][ T32] INFO: task kworker/0:886:5747 is blocked on a mutex likely owned by task kworker/0:315:3960. [ 1345.024749][ T32] task:kworker/0:315 state:R running task stack:0 pid:3960 tgid:3960 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.024821][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.024911][ T32] Call trace: [ 1345.024976][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1345.025029][ T32] r10:8280c9b4 r9:84b7bc00 r8:80200be4 r7:e08d9d54 r6:ffffffff r5:84b7bc00 [ 1345.025071][ T32] r4:00000000 [ 1345.025096][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.025148][ T32] Exception stack(0xe08d9d20 to 0xe08d9d68) [ 1345.025203][ T32] 9d20: 99eba000 e06bf000 00000001 80239b98 7f325000 00000001 82ac11c4 82ac05a0 [ 1345.025275][ T32] 9d40: 7f325000 e06bf000 8280c9b4 e08d9d9c e08d9da0 e08d9d70 80230ad4 80239bb0 [ 1345.025328][ T32] 9d60: 80050113 ffffffff [ 1345.025355][ T32] r5:80050113 r4:80239bb0 [ 1345.025377][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1345.025428][ T32] r4:82ac11e4 [ 1345.025450][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.025492][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08d9dc0 r5:e08d9e08 [ 1345.025527][ T32] r4:e08d9dc0 [ 1345.025551][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1345.025599][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9b40 [ 1345.025672][ T32] r4:00000000 [ 1345.025722][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1345.025767][ T32] r9:83018005 r8:84b7bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f09d000 [ 1345.025791][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1345.025838][ T32] r5:00001000 r4:e06eb000 [ 1345.025862][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1345.025931][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.026001][ T32] r5:8512438c r4:85124000 [ 1345.026030][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1345.026076][ T32] r7:dddced40 r6:83018000 r5:8512438c r4:84b0bd00 [ 1345.026121][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1345.026191][ T32] r10:61c88647 r9:84b7bc00 r8:84b0bd2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1345.026218][ T32] r4:84b0bd00 [ 1345.026237][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1345.026296][ T32] r10:00000000 r9:84b0bd00 r8:8027ecf4 r7:e08b1e60 r6:85024500 r5:84b7bc00 [ 1345.026322][ T32] r4:00000001 [ 1345.026341][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.026383][ T32] Exception stack(0xe08d9fb0 to 0xe08d9ff8) [ 1345.026409][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1345.026438][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.026464][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.026492][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1345.026541][ T32] r4:850d9a80 [ 1345.026566][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.026597][ T32] INFO: task kworker/0:887:5748 blocked for more than 471 seconds. [ 1345.026631][ T32] Not tainted 6.15.0-syzkaller #0 [ 1345.026676][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.026731][ T32] task:kworker/0:887 state:D stack:0 pid:5748 tgid:5748 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.026865][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1345.027235][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.027277][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) ** 1 printk messages dropped ** [ 1345.027393][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1345.027521][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) ** 10 printk messages dropped ** [ 1345.027913][ T32] r7:dddced40 r6:83018000 r5:856bc78c r4:8546c780 ** 7 printk messages dropped ** [ 1345.028362][ T32] Exception stack(0xebccdfb0 to 0xebccdff8) ** 7 printk messages dropped ** [ 1345.029128][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1345.029688][ T32] 9d60: 80050113 ffffffff ** 5 printk messages dropped ** [ 1345.029968][ T32] r4:e08d9dc0 ** 6 printk messages dropped ** [ 1345.030279][ T32] r5:00001000 r4:e06eb000 ** 6 printk messages dropped ** [ 1345.057275][ T32] r10:61c88647 r9:84b7bc00 r8:84b0bd2c r7:82804d40 r6:dddced40 r5:dddced60 ** 9 printk messages dropped ** [ 1345.057723][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 1 printk messages dropped ** [ 1345.057772][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.057801][ T32] INFO: task kworker/0:888:5751 blocked for more than 471 seconds. [ 1345.057834][ T32] Not tainted 6.15.0-syzkaller #0 [ 1345.057868][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.057915][ T32] task:kworker/0:888 state:D stack:0 pid:5751 tgid:5751 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.057977][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.058055][ T32] Call trace: [ 1345.058087][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1345.058145][ T32] r10:829189c0 r9:ebd25d84 r8:00000002 r7:60000013 r6:ebd25d8c r5:856de000 [ 1345.058168][ T32] r4:856de000 [ 1345.058208][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1345.058252][ T32] r5:856de000 r4:829189bc [ 1345.058272][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.058335][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.058390][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebd25e08 [ 1345.058413][ T32] r4:00000000 [ 1345.058454][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1345.058496][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1345.058536][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1345.058576][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85466440 [ 1345.058598][ T32] r4:00000000 [ 1345.058626][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1345.058673][ T32] r9:83018005 r8:856de000 r7:00000000 r6:83018000 r5:00001000 r4:7f043000 [ 1345.058698][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1345.058740][ T32] r5:00001000 r4:eafd3000 [ 1345.058759][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1345.058820][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.058863][ T32] r5:856bcb8c r4:856bc800 [ 1345.058883][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1345.058935][ T32] r7:dddced40 r6:83018000 r5:856bcb8c r4:8546c800 [ 1345.058965][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1345.059032][ T32] r10:61c88647 r9:856de000 r8:8546c82c r7:82804d40 r6:dddced40 r5:dddced60 [ 1345.059058][ T32] r4:8546c800 [ 1345.059077][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1345.059152][ T32] r10:00000000 r9:8546c800 r8:8027ecf4 r7:ebc89e60 r6:85035b80 r5:856de000 [ 1345.059201][ T32] r4:00000001 [ 1345.059224][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.059271][ T32] Exception stack(0xebd25fb0 to 0xebd25ff8) [ 1345.059301][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1345.059337][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.059380][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.059411][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1345.059433][ T32] r4:85466ec0 [ 1345.059945][ T32] INFO: task kworker/0:888:5751 is blocked on a mutex likely owned by task kworker/0:315:3960. [ 1345.059990][ T32] task:kworker/0:315 state:R running task stack:0 pid:3960 tgid:3960 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.060062][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.060111][ T32] Call trace: [ 1345.060141][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1345.060190][ T32] r10:8280c9b4 r9:84b7bc00 r8:80200be4 r7:e08d9d54 r6:ffffffff r5:84b7bc00 [ 1345.060224][ T32] r4:00000000 [ 1345.060247][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.060296][ T32] Exception stack(0xe08d9d20 to 0xe08d9d68) [ 1345.060328][ T32] 9d20: 9a578000 e06bf000 00000001 80239b98 7f325000 00000001 82ac11c4 82ac05a0 [ 1345.060371][ T32] 9d40: 7f325000 e06bf000 8280c9b4 e08d9d9c e08d9da0 e08d9d70 80230ad4 80239bb0 ** 6 printk messages dropped ** [ 1345.066055][ T32] r4:e08d9dc0 ** 4 printk messages dropped ** [ 1345.066254][ T32] r9:83018005 r8:84b7bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f09d000 ** 9 printk messages dropped ** [ 1345.066772][ T32] r4:84b0bd00 ** 5 printk messages dropped ** [ 1345.066984][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1345.067287][ T32] task:kworker/0:889 state:D stack:0 pid:5753 tgid:5753 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 7 printk messages dropped ** [ 1345.067724][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 5 printk messages dropped ** [ 1345.067918][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) ** 10 printk messages dropped ** [ 1345.068394][ T32] r7:dddced40 r6:83018000 r5:856bcf8c r4:8546c880 ** 7 printk messages dropped ** [ 1345.068692][ T32] Exception stack(0xebd31fb0 to 0xebd31ff8) ** 7 printk messages dropped ** [ 1345.069524][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1345.069781][ T32] Exception stack(0xe08d9d20 to 0xe08d9d68) ** 8 printk messages dropped ** [ 1345.070144][ T32] r4:e08d9dc0 ** 2 printk messages dropped ** [ 1345.070230][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1345.070511][ T32] r5:8512438c r4:85124000 ** 7 printk messages dropped ** [ 1345.082949][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1345.083139][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1345.083436][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.083482][ T32] Call trace: [ 1345.083523][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1345.083576][ T32] r10:829189c0 r9:ebd59d84 r8:00000002 r7:60000113 r6:ebd59d8c r5:856dd400 [ 1345.083599][ T32] r4:856dd400 [ 1345.083641][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1345.083707][ T32] r5:856dd400 r4:829189bc [ 1345.083730][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.083780][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.083828][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebd59e08 [ 1345.083849][ T32] r4:00000000 [ 1345.083867][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1345.083937][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1345.084011][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1345.084057][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bba240 [ 1345.084080][ T32] r4:00000000 [ 1345.084143][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1345.084226][ T32] r9:83018005 r8:856dd400 r7:00000000 r6:83018000 r5:00001000 r4:7f047000 [ 1345.084277][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1345.084332][ T32] r5:00001000 r4:eb31b000 [ 1345.084353][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1345.084391][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.084439][ T32] r5:856bd38c r4:856bd000 [ 1345.084461][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1345.084504][ T32] r7:dddced40 r6:83018000 r5:856bd38c r4:8546c900 [ 1345.084525][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1345.084569][ T32] r10:61c88647 r9:856dd400 r8:8546c92c r7:82804d40 r6:dddced40 r5:dddced60 [ 1345.084591][ T32] r4:8546c900 [ 1345.084618][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1345.084666][ T32] r10:00000000 r9:8546c900 r8:8027ecf4 r7:ebc89e60 r6:85035c80 r5:856dd400 [ 1345.084719][ T32] r4:00000001 [ 1345.084751][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.084836][ T32] Exception stack(0xebd59fb0 to 0xebd59ff8) [ 1345.084909][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1345.084940][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.084978][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.085009][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1345.085053][ T32] r4:84bba300 [ 1345.085572][ T32] INFO: task kworker/0:890:5755 is blocked on a mutex likely owned by task kworker/0:315:3960. [ 1345.085608][ T32] task:kworker/0:315 state:R running task stack:0 pid:3960 tgid:3960 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.085701][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.085790][ T32] Call trace: [ 1345.085833][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1345.085907][ T32] r10:8280c9b4 r9:84b7bc00 r8:80200be4 r7:e08d9d54 r6:ffffffff r5:84b7bc00 [ 1345.085954][ T32] r4:00000000 [ 1345.085977][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.086016][ T32] Exception stack(0xe08d9d20 to 0xe08d9d68) [ 1345.086045][ T32] 9d20: 9a9fa000 e06bf000 00000001 80239b98 7f325000 00000001 82ac11c4 82ac05a0 [ 1345.086072][ T32] 9d40: 7f325000 e06bf000 8280c9b4 e08d9d9c e08d9da0 e08d9d70 80230ad4 80239bb0 [ 1345.086101][ T32] 9d60: 80050113 ffffffff [ 1345.086147][ T32] r5:80050113 r4:80239bb0 [ 1345.086171][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1345.086222][ T32] r4:82ac11e4 [ 1345.086272][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.086326][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08d9dc0 r5:e08d9e08 [ 1345.086351][ T32] r4:e08d9dc0 [ 1345.086380][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1345.086448][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9b40 [ 1345.086472][ T32] r4:00000000 [ 1345.086525][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1345.086569][ T32] r9:83018005 r8:84b7bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f09d000 [ 1345.086590][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1345.086654][ T32] r5:00001000 r4:e06eb000 [ 1345.086686][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1345.086728][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.086766][ T32] r5:8512438c r4:85124000 [ 1345.086785][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1345.086826][ T32] r7:dddced40 r6:83018000 r5:8512438c r4:84b0bd00 [ 1345.086845][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1345.086910][ T32] r10:61c88647 r9:84b7bc00 r8:84b0bd2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1345.086936][ T32] r4:84b0bd00 [ 1345.086956][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1345.087001][ T32] r10:00000000 r9:84b0bd00 r8:8027ecf4 r7:e08b1e60 r6:85024500 r5:84b7bc00 [ 1345.087043][ T32] r4:00000001 [ 1345.087065][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.087133][ T32] Exception stack(0xe08d9fb0 to 0xe08d9ff8) [ 1345.087189][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1345.087221][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1345.087506][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 8 printk messages dropped ** [ 1345.087962][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1345.088133][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1345.088262][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) ** 8 printk messages dropped ** [ 1345.088658][ T32] r5:8565db8c r4:8565d800 ** 4 printk messages dropped ** [ 1345.088829][ T32] r4:85035d00 ** 6 printk messages dropped ** [ 1345.089093][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1345.089702][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1345.089959][ T32] 9d20: 9a9fa000 e06bf000 00000001 80239b98 7f325000 00000001 82ac11c4 82ac05a0 ** 4 printk messages dropped ** [ 1345.090155][ T32] r4:82ac11e4 ** 2 printk messages dropped ** [ 1345.090289][ T32] r4:e08d9dc0 ** 2 printk messages dropped ** [ 1345.090400][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1345.112860][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1345.113082][ T32] r4:84b0bd00 ** 6 printk messages dropped ** [ 1345.113299][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.113335][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.113366][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1345.113388][ T32] r4:850d9a80 [ 1345.113411][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.113451][ T32] INFO: task kworker/0:891:5757 blocked for more than 471 seconds. [ 1345.113484][ T32] Not tainted 6.15.0-syzkaller #0 [ 1345.113518][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.113552][ T32] task:kworker/0:891 state:D stack:0 pid:5757 tgid:5757 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.113612][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.113655][ T32] Call trace: [ 1345.113686][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1345.113736][ T32] r10:829189c0 r9:ebd95d84 r8:00000002 r7:60000013 r6:ebd95d8c r5:856d8c00 [ 1345.113803][ T32] r4:856d8c00 [ 1345.113848][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1345.113912][ T32] r5:856d8c00 r4:829189bc [ 1345.113936][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.113975][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.114019][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebd95e08 [ 1345.114040][ T32] r4:00000000 [ 1345.114058][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1345.114099][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1345.114142][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1345.114184][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853050c0 [ 1345.114227][ T32] r4:00000000 [ 1345.114250][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1345.114291][ T32] r9:83018005 r8:856d8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f049000 [ 1345.114312][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1345.114358][ T32] r5:00001000 r4:eb535000 [ 1345.114380][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1345.114418][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.114481][ T32] r5:856bd78c r4:856bd400 [ 1345.114503][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1345.114545][ T32] r7:dddced40 r6:83018000 r5:856bd78c r4:8546c980 [ 1345.114588][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1345.114637][ T32] r10:61c88647 r9:856d8c00 r8:8546c9ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1345.114659][ T32] r4:8546c980 [ 1345.114690][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1345.114741][ T32] r10:00000000 r9:8546c980 r8:8027ecf4 r7:ebc89e60 r6:85035e00 r5:856d8c00 [ 1345.114808][ T32] r4:00000001 [ 1345.114844][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.114882][ T32] Exception stack(0xebd95fb0 to 0xebd95ff8) [ 1345.114907][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1345.114934][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.114987][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.115027][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1345.115062][ T32] r4:84bba300 [ 1345.115652][ T32] INFO: task kworker/0:891:5757 is blocked on a mutex likely owned by task kworker/0:315:3960. [ 1345.115692][ T32] task:kworker/0:315 state:R running task stack:0 pid:3960 tgid:3960 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.115797][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.115910][ T32] Call trace: [ 1345.115943][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1345.115993][ T32] r10:8280c9b4 r9:84b7bc00 r8:80200be4 r7:e08d9d54 r6:ffffffff r5:84b7bc00 [ 1345.116029][ T32] r4:00000000 [ 1345.116051][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.116091][ T32] Exception stack(0xe08d9d20 to 0xe08d9d68) [ 1345.116129][ T32] 9d20: 9b005000 e06bf000 00000001 80239b98 7f325000 00000001 82ac11c4 82ac05a0 ** 1 printk messages dropped ** [ 1345.116201][ T32] 9d60: 80050113 ffffffff ** 5 printk messages dropped ** [ 1345.116372][ T32] r4:e08d9dc0 ** 2 printk messages dropped ** [ 1345.116478][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1345.116767][ T32] r5:8512438c r4:85124000 ** 6 printk messages dropped ** [ 1345.116979][ T32] r10:00000000 r9:84b0bd00 r8:8027ecf4 r7:e08b1e60 r6:85024500 r5:84b7bc00 ** 8 printk messages dropped ** [ 1345.117244][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 9 printk messages dropped ** [ 1345.117605][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) ** 1 printk messages dropped ** [ 1345.117691][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 5 printk messages dropped ** [ 1345.117886][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) ** 11 printk messages dropped ** [ 1345.118279][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) ** 3 printk messages dropped ** [ 1345.118447][ T32] r10:00000000 r9:8546ca00 r8:8027ecf4 r7:ebc89e60 r6:85035e80 r5:856dec00 [ 1345.118472][ T32] r4:00000001 [ 1345.118491][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.118552][ T32] Exception stack(0xec781fb0 to 0xec781ff8) [ 1345.118582][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1345.118609][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.118635][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.118663][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1345.118721][ T32] r4:85305180 [ 1345.119103][ T32] INFO: task kworker/0:892:5760 is blocked on a mutex likely owned by task kworker/0:315:3960. [ 1345.119165][ T32] task:kworker/0:315 state:R running task stack:0 pid:3960 tgid:3960 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.119220][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.119294][ T32] Call trace: [ 1345.119327][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1345.119375][ T32] r10:8280c9b4 r9:84b7bc00 r8:80200be4 r7:e08d9d54 r6:ffffffff r5:84b7bc00 [ 1345.119407][ T32] r4:00000000 [ 1345.119430][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.119468][ T32] Exception stack(0xe08d9d20 to 0xe08d9d68) [ 1345.119496][ T32] 9d20: 9b005000 e06bf000 00000001 80239b98 7f325000 00000001 82ac11c4 82ac05a0 [ 1345.119541][ T32] 9d40: 7f325000 e06bf000 8280c9b4 e08d9d9c e08d9da0 e08d9d70 80230ad4 80239bb0 [ 1345.119568][ T32] 9d60: 80050113 ffffffff [ 1345.119591][ T32] r5:80050113 r4:80239bb0 [ 1345.119621][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1345.119680][ T32] r4:82ac11e4 [ 1345.119704][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.119754][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08d9dc0 r5:e08d9e08 [ 1345.119780][ T32] r4:e08d9dc0 [ 1345.119800][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1345.119841][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9b40 [ 1345.119862][ T32] r4:00000000 [ 1345.119880][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1345.119920][ T32] r9:83018005 r8:84b7bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f09d000 [ 1345.119940][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1345.120017][ T32] r5:00001000 r4:e06eb000 [ 1345.120040][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1345.120088][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.120155][ T32] r5:8512438c r4:85124000 [ 1345.120182][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1345.120246][ T32] r7:dddced40 r6:83018000 r5:8512438c r4:84b0bd00 [ 1345.120280][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1345.120327][ T32] r10:61c88647 r9:84b7bc00 r8:84b0bd2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1345.120364][ T32] r4:84b0bd00 [ 1345.120384][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1345.120428][ T32] r10:00000000 r9:84b0bd00 r8:8027ecf4 r7:e08b1e60 r6:85024500 r5:84b7bc00 [ 1345.120449][ T32] r4:00000001 [ 1345.120478][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.120535][ T32] Exception stack(0xe08d9fb0 to 0xe08d9ff8) [ 1345.143260][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1345.143313][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.143340][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.143372][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1345.143395][ T32] r4:850d9a80 [ 1345.143418][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.143448][ T32] INFO: task kworker/0:893:5763 blocked for more than 471 seconds. [ 1345.143482][ T32] Not tainted 6.15.0-syzkaller #0 [ 1345.143506][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.143528][ T32] task:kworker/0:893 state:D stack:0 pid:5763 tgid:5763 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.143584][ T32] Workqueue: events bpf_prog_free_deferred ** 2 printk messages dropped ** [ 1345.143756][ T32] r10:829189c0 r9:ec7a9d84 r8:00000002 r7:60000113 r6:ec7a9d8c r5:856e1800 ** 3 printk messages dropped ** [ 1345.143859][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1345.143984][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1345.144064][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1345.144389][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1345.144774][ T32] Exception stack(0xec7a9fb0 to 0xec7a9ff8) ** 6 printk messages dropped ** [ 1345.145479][ T32] task:kworker/0:315 state:R running task stack:0 pid:3960 tgid:3960 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 15 printk messages dropped ** [ 1345.146164][ T32] r4:e08d9dc0 ** 4 printk messages dropped ** [ 1345.146331][ T32] r9:83018005 r8:84b7bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f09d000 ** 9 printk messages dropped ** [ 1345.146736][ T32] r4:84b0bd00 ** 5 printk messages dropped ** [ 1345.146942][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1345.147233][ T32] task:kworker/0:894 state:D stack:0 pid:5764 tgid:5764 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 7 printk messages dropped ** [ 1345.147599][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.147640][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.147685][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec6f1e08 [ 1345.147725][ T32] r4:00000000 [ 1345.147748][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1345.147787][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1345.147823][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1345.147863][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85305540 [ 1345.147894][ T32] r4:00000000 [ 1345.147916][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1345.147967][ T32] r9:83018005 r8:85690c00 r7:00000000 r6:83018000 r5:00001000 r4:7f04f000 [ 1345.148011][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1345.148084][ T32] r5:00001000 r4:eb6eb000 [ 1345.148110][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1345.148149][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.148186][ T32] r5:856be38c r4:856be000 [ 1345.148204][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1345.148245][ T32] r7:dddced40 r6:83018000 r5:856be38c r4:8546cb00 [ 1345.148264][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1345.148307][ T32] r10:61c88647 r9:85690c00 r8:8546cb2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1345.148342][ T32] r4:8546cb00 [ 1345.148384][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1345.148429][ T32] r10:00000000 r9:8546cb00 r8:8027ecf4 r7:ec781e60 r6:8546cb80 r5:85690c00 [ 1345.148451][ T32] r4:00000001 [ 1345.148469][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.148503][ T32] Exception stack(0xec6f1fb0 to 0xec6f1ff8) [ 1345.148537][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1345.148568][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.148594][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.148651][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1345.148676][ T32] r4:853052c0 [ 1345.149060][ T32] INFO: task kworker/0:894:5764 is blocked on a mutex likely owned by task kworker/0:315:3960. [ 1345.149138][ T32] task:kworker/0:315 state:R running task stack:0 pid:3960 tgid:3960 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.149207][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.149280][ T32] Call trace: [ 1345.149335][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1345.149395][ T32] r10:8280c9b4 r9:84b7bc00 r8:80200be4 r7:e08d9d54 r6:ffffffff r5:84b7bc00 [ 1345.149420][ T32] r4:00000000 [ 1345.149438][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.149476][ T32] Exception stack(0xe08d9d20 to 0xe08d9d68) [ 1345.149504][ T32] 9d20: 9b4ed000 e06bf000 00000001 80239b98 7f325000 00000001 82ac11c4 82ac05a0 [ 1345.149532][ T32] 9d40: 7f325000 e06bf000 8280c9b4 e08d9d9c e08d9da0 e08d9d70 80230ad4 80239bb0 [ 1345.149576][ T32] 9d60: 80050113 ffffffff [ 1345.149603][ T32] r5:80050113 r4:80239bb0 [ 1345.149623][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1345.149671][ T32] r4:82ac11e4 [ 1345.149694][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.149735][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08d9dc0 r5:e08d9e08 [ 1345.149805][ T32] r4:e08d9dc0 [ 1345.149828][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1345.149884][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9b40 [ 1345.149908][ T32] r4:00000000 [ 1345.149927][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1345.149986][ T32] r9:83018005 r8:84b7bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f09d000 [ 1345.150011][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1345.150052][ T32] r5:00001000 r4:e06eb000 [ 1345.150072][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1345.150115][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.150181][ T32] r5:8512438c r4:85124000 [ 1345.150203][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1345.150245][ T32] r7:dddced40 r6:83018000 r5:8512438c r4:84b0bd00 ** 4 printk messages dropped ** [ 1345.150389][ T32] r10:00000000 r9:84b0bd00 r8:8027ecf4 r7:e08b1e60 r6:85024500 r5:84b7bc00 ** 9 printk messages dropped ** [ 1345.171401][ T32] INFO: task kworker/0:895:5767 blocked for more than 471 seconds. ** 8 printk messages dropped ** [ 1345.171882][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) ** 1 printk messages dropped ** [ 1345.171966][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 6 printk messages dropped ** [ 1345.172355][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85305900 ** 10 printk messages dropped ** [ 1345.172707][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1345.173090][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1345.173876][ T32] Call trace: ** 7 printk messages dropped ** [ 1345.174147][ T32] 9d60: 80050113 ffffffff ** 2 printk messages dropped ** [ 1345.174233][ T32] r4:82ac11e4 [ 1345.174253][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.174293][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08d9dc0 r5:e08d9e08 [ 1345.174330][ T32] r4:e08d9dc0 [ 1345.174375][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1345.174422][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9b40 [ 1345.174467][ T32] r4:00000000 [ 1345.174490][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1345.174553][ T32] r9:83018005 r8:84b7bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f09d000 [ 1345.174579][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1345.174642][ T32] r5:00001000 r4:e06eb000 [ 1345.174686][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1345.174727][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.174765][ T32] r5:8512438c r4:85124000 [ 1345.174785][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1345.174825][ T32] r7:dddced40 r6:83018000 r5:8512438c r4:84b0bd00 [ 1345.174846][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1345.174889][ T32] r10:61c88647 r9:84b7bc00 r8:84b0bd2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1345.174929][ T32] r4:84b0bd00 [ 1345.174951][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1345.175006][ T32] r10:00000000 r9:84b0bd00 r8:8027ecf4 r7:e08b1e60 r6:85024500 r5:84b7bc00 [ 1345.175031][ T32] r4:00000001 [ 1345.175069][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.175185][ T32] Exception stack(0xe08d9fb0 to 0xe08d9ff8) [ 1345.175216][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1345.175255][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.175285][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.175333][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1345.175359][ T32] r4:850d9a80 [ 1345.175379][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.175404][ T32] INFO: task kworker/0:896:5768 blocked for more than 471 seconds. [ 1345.175431][ T32] Not tainted 6.15.0-syzkaller #0 [ 1345.175454][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.175474][ T32] task:kworker/0:896 state:D stack:0 pid:5768 tgid:5768 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.175517][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.175572][ T32] Call trace: [ 1345.175613][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1345.175711][ T32] r10:829189c0 r9:ec7b9d84 r8:00000002 r7:60000113 r6:ec7b9d8c r5:856e0c00 [ 1345.175738][ T32] r4:856e0c00 [ 1345.175757][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1345.175796][ T32] r5:856e0c00 r4:829189bc [ 1345.175814][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.175862][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) ** 1 printk messages dropped ** [ 1345.175931][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1345.176050][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) ** 10 printk messages dropped ** [ 1345.176513][ T32] r7:dddced40 r6:83018000 r5:856beb8c r4:8546cc80 ** 5 printk messages dropped ** [ 1345.176694][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1345.176902][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 9 printk messages dropped ** [ 1345.177707][ T32] Exception stack(0xe08d9d20 to 0xe08d9d68) ** 8 printk messages dropped ** [ 1345.178001][ T32] r4:e08d9dc0 ** 2 printk messages dropped ** [ 1345.178081][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1345.178319][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1345.178724][ T32] Exception stack(0xe08d9fb0 to 0xe08d9ff8) ** 6 printk messages dropped ** [ 1345.178922][ T32] INFO: task kworker/0:897:5770 blocked for more than 471 seconds. ** 8 printk messages dropped ** [ 1345.179262][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) ** 1 printk messages dropped ** [ 1345.179325][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 5 printk messages dropped ** [ 1345.179517][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) ** 3 printk messages dropped ** [ 1345.179661][ T32] r9:83018005 r8:856e3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f057000 [ 1345.179682][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1345.179719][ T32] r5:00001000 r4:eb92d000 [ 1345.179756][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1345.179813][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.179856][ T32] r5:856bf38c r4:856bf000 [ 1345.179876][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1345.179917][ T32] r7:dddced40 r6:83018000 r5:856bf38c r4:8546cd00 [ 1345.179936][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1345.179979][ T32] r10:61c88647 r9:856e3c00 r8:8546cd2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1345.180000][ T32] r4:8546cd00 [ 1345.180018][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1345.180059][ T32] r10:00000000 r9:8546cd00 r8:8027ecf4 r7:ec7b5e60 r6:85483080 r5:856e3c00 [ 1345.180090][ T32] r4:00000001 [ 1345.180118][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.180152][ T32] Exception stack(0xec7c1fb0 to 0xec7c1ff8) [ 1345.180177][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1345.180205][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.180241][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.180304][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1345.180329][ T32] r4:853054c0 [ 1345.203041][ T32] INFO: task kworker/0:897:5770 is blocked on a mutex likely owned by task kworker/0:315:3960. [ 1345.203186][ T32] task:kworker/0:315 state:R running task stack:0 pid:3960 tgid:3960 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.203281][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.203420][ T32] Call trace: [ 1345.203456][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1345.203545][ T32] r10:8280c9b4 r9:84b7bc00 r8:80200be4 r7:e08d9d54 r6:ffffffff r5:84b7bc00 [ 1345.203594][ T32] r4:00000000 [ 1345.203619][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.203705][ T32] Exception stack(0xe08d9d20 to 0xe08d9d68) [ 1345.203752][ T32] 9d20: 9bee5000 e06bf000 00000001 80239b98 7f325000 00000001 82ac11c4 82ac05a0 [ 1345.203785][ T32] 9d40: 7f325000 e06bf000 8280c9b4 e08d9d9c e08d9da0 e08d9d70 80230ad4 80239bb0 [ 1345.203809][ T32] 9d60: 80050113 ffffffff [ 1345.203832][ T32] r5:80050113 r4:80239bb0 [ 1345.203874][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1345.203931][ T32] r4:82ac11e4 [ 1345.203975][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.204020][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08d9dc0 r5:e08d9e08 [ 1345.204065][ T32] r4:e08d9dc0 [ 1345.204124][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1345.204175][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9b40 [ 1345.204205][ T32] r4:00000000 [ 1345.204264][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1345.204332][ T32] r9:83018005 r8:84b7bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f09d000 [ 1345.204356][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1345.204397][ T32] r5:00001000 r4:e06eb000 [ 1345.204416][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1345.204454][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.204491][ T32] r5:8512438c r4:85124000 [ 1345.204510][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1345.204552][ T32] r7:dddced40 r6:83018000 r5:8512438c r4:84b0bd00 [ 1345.204572][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1345.204658][ T32] r10:61c88647 r9:84b7bc00 r8:84b0bd2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1345.204684][ T32] r4:84b0bd00 [ 1345.204703][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1345.204767][ T32] r10:00000000 r9:84b0bd00 r8:8027ecf4 r7:e08b1e60 r6:85024500 r5:84b7bc00 [ 1345.204792][ T32] r4:00000001 [ 1345.204811][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.204867][ T32] Exception stack(0xe08d9fb0 to 0xe08d9ff8) [ 1345.204939][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1345.204969][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.205015][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.205047][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1345.205069][ T32] r4:850d9a80 [ 1345.205124][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 4 printk messages dropped ** [ 1345.205358][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1345.205632][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.205706][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) ** 1 printk messages dropped ** [ 1345.205776][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1345.205994][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1345.206264][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.206327][ T32] r5:856bfb8c r4:856bf800 [ 1345.206350][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1345.206413][ T32] r7:dddced40 r6:83018000 r5:856bfb8c r4:8546cd80 [ 1345.206437][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1345.206507][ T32] r10:61c88647 r9:856e0000 r8:8546cdac r7:82804d40 r6:dddced40 r5:dddced60 [ 1345.206553][ T32] r4:8546cd80 [ 1345.206575][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1345.206641][ T32] r10:00000000 r9:8546cd80 r8:8027ecf4 r7:ec7c1e60 r6:85483100 r5:856e0000 [ 1345.206678][ T32] r4:00000001 [ 1345.206700][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.206734][ T32] Exception stack(0xec7c5fb0 to 0xec7c5ff8) [ 1345.206758][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1345.206808][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.206837][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.206864][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1345.206885][ T32] r4:853058c0 [ 1345.207361][ T32] INFO: task kworker/0:898:5771 is blocked on a mutex likely owned by task kworker/0:315:3960. [ 1345.207421][ T32] task:kworker/0:315 state:R running task stack:0 pid:3960 tgid:3960 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.207517][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.207600][ T32] Call trace: [ 1345.207651][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1345.207703][ T32] r10:8280c9b4 r9:84b7bc00 r8:80200be4 r7:e08d9d54 r6:ffffffff r5:84b7bc00 [ 1345.207756][ T32] r4:00000000 [ 1345.207779][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.207818][ T32] Exception stack(0xe08d9d20 to 0xe08d9d68) [ 1345.207846][ T32] 9d20: 9bee5000 e06bf000 00000001 80239b98 7f325000 00000001 82ac11c4 82ac05a0 [ 1345.207892][ T32] 9d40: 7f325000 e06bf000 8280c9b4 e08d9d9c e08d9da0 e08d9d70 80230ad4 80239bb0 [ 1345.207919][ T32] 9d60: 80050113 ffffffff [ 1345.207941][ T32] r5:80050113 r4:80239bb0 [ 1345.207984][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1345.208030][ T32] r4:82ac11e4 [ 1345.208050][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.208092][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08d9dc0 r5:e08d9e08 [ 1345.208122][ T32] r4:e08d9dc0 [ 1345.208165][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1345.208211][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9b40 [ 1345.208253][ T32] r4:00000000 [ 1345.208275][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1345.208326][ T32] r9:83018005 r8:84b7bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f09d000 [ 1345.208388][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1345.208431][ T32] r5:00001000 r4:e06eb000 [ 1345.208470][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1345.208513][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.208551][ T32] r5:8512438c r4:85124000 [ 1345.208570][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1345.208721][ T32] r10:61c88647 r9:84b7bc00 r8:84b0bd2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1345.208743][ T32] r4:84b0bd00 [ 1345.208792][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1345.208860][ T32] r10:00000000 r9:84b0bd00 r8:8027ecf4 r7:e08b1e60 r6:85024500 r5:84b7bc00 [ 1345.208887][ T32] r4:00000001 [ 1345.208905][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.208961][ T32] Exception stack(0xe08d9fb0 to 0xe08d9ff8) [ 1345.208991][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1345.209019][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.209044][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.209107][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1345.209171][ T32] r4:850d9a80 [ 1345.209215][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.209244][ T32] INFO: task kworker/0:899:5773 blocked for more than 471 seconds. [ 1345.209293][ T32] Not tainted 6.15.0-syzkaller #0 [ 1345.209318][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.209361][ T32] task:kworker/0:899 state:D stack:0 pid:5773 tgid:5773 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.209411][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.209485][ T32] Call trace: [ 1345.209541][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1345.209609][ T32] r10:829189c0 r9:ec7cdd84 r8:00000002 r7:60000013 r6:ec7cdd8c r5:856e3000 ** 2 printk messages dropped ** [ 1345.209691][ T32] r5:856e3000 r4:829189bc [ 1345.209710][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 1 printk messages dropped ** [ 1345.209811][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec7cde08 ** 5 printk messages dropped ** [ 1345.210091][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1345.210279][ T32] r5:00001000 r4:eb977000 ** 6 printk messages dropped ** [ 1345.226554][ T32] r10:61c88647 r9:856e3000 r8:8546ce2c r7:82804d40 r6:dddced40 r5:dddced60 ** 8 printk messages dropped ** [ 1345.226907][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1345.227928][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1345.228214][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) ** 12 printk messages dropped ** [ 1345.228742][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1345.229137][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1345.229273][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 11 printk messages dropped ** [ 1345.229706][ T32] r10:829189c0 r9:ec7d5d84 r8:00000002 r7:60000113 r6:ec7d5d8c r5:856e4800 ** 3 printk messages dropped ** [ 1345.229825][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 4 printk messages dropped ** [ 1345.230088][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1345.230391][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1345.243564][ T32] r4:8546ce80 ** 4 printk messages dropped ** [ 1345.243750][ T32] Exception stack(0xec7d5fb0 to 0xec7d5ff8) ** 6 printk messages dropped ** [ 1345.244508][ T32] task:kworker/0:315 state:R running task stack:0 pid:3960 tgid:3960 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1345.244969][ T32] Exception stack(0xe08d9d20 to 0xe08d9d68) [ 1345.245002][ T32] 9d20: 9c69b000 e06bf000 00000001 80239b98 7f325000 00000001 82ac11c4 82ac05a0 [ 1345.245030][ T32] 9d40: 7f325000 e06bf000 8280c9b4 e08d9d9c e08d9da0 e08d9d70 80230ad4 80239bb0 [ 1345.245054][ T32] 9d60: 80050113 ffffffff [ 1345.245077][ T32] r5:80050113 r4:80239bb0 [ 1345.245103][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1345.245168][ T32] r4:82ac11e4 [ 1345.245192][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.245233][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08d9dc0 r5:e08d9e08 [ 1345.245270][ T32] r4:e08d9dc0 [ 1345.245292][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1345.245334][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9b40 [ 1345.245355][ T32] r4:00000000 [ 1345.245373][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1345.245435][ T32] r9:83018005 r8:84b7bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f09d000 [ 1345.245460][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1345.245499][ T32] r5:00001000 r4:e06eb000 [ 1345.245518][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1345.245575][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.245620][ T32] r5:8512438c r4:85124000 [ 1345.245651][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1345.245717][ T32] r7:dddced40 r6:83018000 r5:8512438c r4:84b0bd00 [ 1345.245773][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1345.245841][ T32] r10:61c88647 r9:84b7bc00 r8:84b0bd2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1345.245866][ T32] r4:84b0bd00 [ 1345.245885][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1345.245929][ T32] r10:00000000 r9:84b0bd00 r8:8027ecf4 r7:e08b1e60 r6:85024500 r5:84b7bc00 [ 1345.245971][ T32] r4:00000001 [ 1345.246000][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.246052][ T32] Exception stack(0xe08d9fb0 to 0xe08d9ff8) [ 1345.246080][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1345.246115][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.246141][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.246170][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1345.246192][ T32] r4:850d9a80 [ 1345.246212][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.246241][ T32] INFO: task kworker/0:901:5777 blocked for more than 471 seconds. [ 1345.246273][ T32] Not tainted 6.15.0-syzkaller #0 [ 1345.246298][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.246318][ T32] task:kworker/0:901 state:D stack:0 pid:5777 tgid:5777 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.246373][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.246425][ T32] Call trace: [ 1345.246458][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1345.246502][ T32] r10:829189c0 r9:ec7ddd84 r8:00000002 r7:60000113 r6:ec7ddd8c r5:856e6c00 [ 1345.246524][ T32] r4:856e6c00 [ 1345.246542][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1345.246581][ T32] r5:856e6c00 r4:829189bc [ 1345.246599][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.246637][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.246681][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec7dde08 [ 1345.246702][ T32] r4:00000000 [ 1345.246731][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1345.246772][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1345.246810][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1345.246851][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85305ec0 [ 1345.246872][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1345.246985][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 1345.247373][ T32] r4:8546cf00 ** 7 printk messages dropped ** [ 1345.247617][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1345.248134][ T32] Workqueue: events bpf_prog_free_deferred ** 10 printk messages dropped ** [ 1345.248548][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) ** 8 printk messages dropped ** [ 1345.248935][ T32] r9:83018005 r8:84b7bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f09d000 ** 9 printk messages dropped ** [ 1345.249262][ T32] r4:84b0bd00 ** 5 printk messages dropped ** [ 1345.249475][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1345.249847][ T32] task:kworker/0:902 state:D stack:0 pid:5780 tgid:5780 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 7 printk messages dropped ** [ 1345.250221][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 4 printk messages dropped ** [ 1345.250437][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1345.273783][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1345.273940][ T32] r7:dddced40 r6:83018000 r5:856c0b8c r4:8546cf80 [ 1345.273987][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1345.274080][ T32] r10:61c88647 r9:856e8c00 r8:8546cfac r7:82804d40 r6:dddced40 r5:dddced60 [ 1345.274112][ T32] r4:8546cf80 [ 1345.274135][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1345.274201][ T32] r10:00000000 r9:8546cf80 r8:8027ecf4 r7:ec7d5e60 r6:85483300 r5:856e8c00 [ 1345.274227][ T32] r4:00000001 [ 1345.274281][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.274320][ T32] Exception stack(0xec7e9fb0 to 0xec7e9ff8) [ 1345.274373][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1345.274405][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.274432][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.274501][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1345.274526][ T32] r4:85305d40 [ 1345.275075][ T32] INFO: task kworker/0:902:5780 is blocked on a mutex likely owned by task kworker/0:315:3960. [ 1345.275193][ T32] task:kworker/0:315 state:R running task stack:0 pid:3960 tgid:3960 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.275319][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.275371][ T32] Call trace: [ 1345.275412][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1345.275468][ T32] r10:8280c9b4 r9:84b7bc00 r8:80200be4 r7:e08d9d54 r6:ffffffff r5:84b7bc00 [ 1345.275491][ T32] r4:00000000 [ 1345.275511][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.275550][ T32] Exception stack(0xe08d9d20 to 0xe08d9d68) [ 1345.275579][ T32] 9d20: 9cc62000 e06bf000 00000001 80239b98 7f325000 00000001 82ac11c4 82ac05a0 [ 1345.275607][ T32] 9d40: 7f325000 e06bf000 8280c9b4 e08d9d9c e08d9da0 e08d9d70 80230ad4 80239bb0 [ 1345.275630][ T32] 9d60: 80050113 ffffffff [ 1345.275652][ T32] r5:80050113 r4:80239bb0 [ 1345.275714][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1345.275760][ T32] r4:82ac11e4 [ 1345.275780][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.275842][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08d9dc0 r5:e08d9e08 [ 1345.275887][ T32] r4:e08d9dc0 [ 1345.275910][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1345.275952][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9b40 [ 1345.275974][ T32] r4:00000000 [ 1345.276034][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1345.276081][ T32] r9:83018005 r8:84b7bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f09d000 [ 1345.276110][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1345.276154][ T32] r5:00001000 r4:e06eb000 [ 1345.276193][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1345.276258][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.276302][ T32] r5:8512438c r4:85124000 [ 1345.276322][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1345.276363][ T32] r7:dddced40 r6:83018000 r5:8512438c r4:84b0bd00 [ 1345.276383][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1345.276489][ T32] r10:61c88647 r9:84b7bc00 r8:84b0bd2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1345.276525][ T32] r4:84b0bd00 [ 1345.276546][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1345.276624][ T32] r10:00000000 r9:84b0bd00 r8:8027ecf4 r7:e08b1e60 r6:85024500 r5:84b7bc00 [ 1345.276650][ T32] r4:00000001 [ 1345.276679][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.276716][ T32] Exception stack(0xe08d9fb0 to 0xe08d9ff8) [ 1345.276741][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1345.276770][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.276796][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.276823][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1345.276844][ T32] r4:850d9a80 [ 1345.276865][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.276894][ T32] INFO: task kworker/0:903:5781 blocked for more than 471 seconds. [ 1345.276927][ T32] Not tainted 6.15.0-syzkaller #0 [ 1345.276952][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.277006][ T32] task:kworker/0:903 state:D stack:0 pid:5781 tgid:5781 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.277131][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.277198][ T32] Call trace: [ 1345.277239][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1345.277284][ T32] r10:829189c0 r9:ec7edd84 r8:00000002 r7:60000113 r6:ec7edd8c r5:856e9800 [ 1345.277327][ T32] r4:856e9800 [ 1345.277352][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1345.277393][ T32] r5:856e9800 r4:829189bc [ 1345.277435][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.277522][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.277573][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec7ede08 [ 1345.277617][ T32] r4:00000000 [ 1345.277664][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1345.277707][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1345.277775][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1345.277840][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8545ce80 [ 1345.277865][ T32] r4:00000000 [ 1345.277884][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1345.277925][ T32] r9:83018005 r8:856e9800 r7:00000000 r6:83018000 r5:00001000 r4:7f061000 [ 1345.277947][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1345.277985][ T32] r5:00001000 r4:eba8f000 [ 1345.278026][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1345.278091][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 1345.278250][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1345.278750][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1345.279469][ T32] Call trace: ** 7 printk messages dropped ** [ 1345.279806][ T32] 9d60: 80050113 ffffffff ** 5 printk messages dropped ** [ 1345.280037][ T32] r4:e08d9dc0 ** 4 printk messages dropped ** [ 1345.280239][ T32] r9:83018005 r8:84b7bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f09d000 ** 9 printk messages dropped ** [ 1345.292213][ T32] r4:84b0bd00 ** 3 printk messages dropped ** [ 1345.292402][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 7 printk messages dropped ** [ 1345.292700][ T32] INFO: task kworker/0:904:5784 blocked for more than 471 seconds. ** 10 printk messages dropped ** [ 1345.293282][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.293320][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) ** 3 printk messages dropped ** [ 1345.293502][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) ** 5 printk messages dropped ** [ 1345.293689][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1345.293729][ T32] r5:00001000 r4:ebab7000 [ 1345.293749][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1345.293786][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.293823][ T32] r5:856c0f8c r4:856c0c00 [ 1345.293863][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1345.293910][ T32] r7:dddced40 r6:83018000 r5:856c0f8c r4:8552e080 [ 1345.293931][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1345.293976][ T32] r10:61c88647 r9:856e8000 r8:8552e0ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1345.293997][ T32] r4:8552e080 [ 1345.294039][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1345.294111][ T32] r10:00000000 r9:8552e080 r8:8027ecf4 r7:ec7e9e60 r6:85483400 r5:856e8000 [ 1345.294142][ T32] r4:00000001 [ 1345.294161][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.294195][ T32] Exception stack(0xec7f9fb0 to 0xec7f9ff8) [ 1345.294220][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1345.294246][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.294272][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.294300][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1345.294323][ T32] r4:854665c0 [ 1345.294854][ T32] INFO: task kworker/0:904:5784 is blocked on a mutex likely owned by task kworker/0:315:3960. [ 1345.294926][ T32] task:kworker/0:315 state:R running task stack:0 pid:3960 tgid:3960 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.295037][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.295178][ T32] Call trace: [ 1345.295236][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1345.295307][ T32] r10:8280c9b4 r9:84b7bc00 r8:80200be4 r7:e08d9d54 r6:ffffffff r5:84b7bc00 [ 1345.295356][ T32] r4:00000000 [ 1345.295387][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.295430][ T32] Exception stack(0xe08d9d20 to 0xe08d9d68) [ 1345.295459][ T32] 9d20: 9cc62000 e06bf000 00000001 80239b98 7f325000 00000001 82ac11c4 82ac05a0 [ 1345.295509][ T32] 9d40: 7f325000 e06bf000 8280c9b4 e08d9d9c e08d9da0 e08d9d70 80230ad4 80239bb0 [ 1345.295538][ T32] 9d60: 80050113 ffffffff [ 1345.295583][ T32] r5:80050113 r4:80239bb0 [ 1345.295627][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) ** 2 printk messages dropped ** [ 1345.295770][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08d9dc0 r5:e08d9e08 ** 7 printk messages dropped ** [ 1345.296162][ T32] r5:00001000 r4:e06eb000 ** 6 printk messages dropped ** [ 1345.296518][ T32] r10:61c88647 r9:84b7bc00 r8:84b0bd2c r7:82804d40 r6:dddced40 r5:dddced60 ** 9 printk messages dropped ** [ 1345.296857][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 10 printk messages dropped ** [ 1345.297462][ T32] r4:856eb000 ** 2 printk messages dropped ** [ 1345.297589][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.297651][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) ** 4 printk messages dropped ** [ 1345.297860][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) ** 8 printk messages dropped ** [ 1345.298491][ T32] r5:856c138c r4:856c1000 ** 3 printk messages dropped ** [ 1345.298775][ T32] r10:61c88647 r9:856eb000 r8:8552e12c r7:82804d40 r6:dddced40 r5:dddced60 ** 10 printk messages dropped ** [ 1345.299203][ T32] r4:855331c0 ** 3 printk messages dropped ** [ 1345.299778][ T32] Call trace: ** 7 printk messages dropped ** [ 1345.300318][ T32] 9d60: 80050113 ffffffff ** 5 printk messages dropped ** [ 1345.300570][ T32] r4:e08d9dc0 ** 4 printk messages dropped ** [ 1345.322827][ T32] r9:83018005 r8:84b7bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f09d000 ** 9 printk messages dropped ** [ 1345.323307][ T32] r4:84b0bd00 ** 5 printk messages dropped ** [ 1345.323474][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1345.323816][ T32] task:kworker/0:906 state:D stack:0 pid:5788 tgid:5788 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 7 printk messages dropped ** [ 1345.324239][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1345.324378][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1345.324533][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855336c0 ** 9 printk messages dropped ** [ 1345.324911][ T32] r7:dddced40 r6:83018000 r5:856c1f8c r4:8552e180 [ 1345.324943][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1345.324990][ T32] r10:61c88647 r9:856ec800 r8:8552e1ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1345.325012][ T32] r4:8552e180 [ 1345.325052][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1345.325139][ T32] r10:00000000 r9:8552e180 r8:8027ecf4 r7:ec80de60 r6:85483500 r5:856ec800 [ 1345.325165][ T32] r4:00000001 [ 1345.325214][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.325251][ T32] Exception stack(0xec815fb0 to 0xec815ff8) [ 1345.325296][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1345.325327][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.325375][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.325406][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1345.325449][ T32] r4:855331c0 [ 1345.325973][ T32] INFO: task kworker/0:906:5788 is blocked on a mutex likely owned by task kworker/0:315:3960. [ 1345.326051][ T32] task:kworker/0:315 state:R running task stack:0 pid:3960 tgid:3960 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.326176][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.326258][ T32] Call trace: [ 1345.326291][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1345.326364][ T32] r10:8280c9b4 r9:84b7bc00 r8:80200be4 r7:e08d9d54 r6:ffffffff r5:84b7bc00 [ 1345.326391][ T32] r4:00000000 [ 1345.326410][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.326488][ T32] Exception stack(0xe08d9d20 to 0xe08d9d68) [ 1345.326540][ T32] 9d20: 9d1fa000 e06bf000 00000001 80239b98 7f325000 00000001 82ac11c4 82ac05a0 [ 1345.326572][ T32] 9d40: 7f325000 e06bf000 8280c9b4 e08d9d9c e08d9da0 e08d9d70 80230ad4 80239bb0 [ 1345.326595][ T32] 9d60: 80050113 ffffffff [ 1345.326639][ T32] r5:80050113 r4:80239bb0 [ 1345.326685][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1345.326751][ T32] r4:82ac11e4 [ 1345.326775][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.326842][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08d9dc0 r5:e08d9e08 [ 1345.326868][ T32] r4:e08d9dc0 [ 1345.326904][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1345.326958][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9b40 [ 1345.326980][ T32] r4:00000000 [ 1345.326999][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1345.327039][ T32] r9:83018005 r8:84b7bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f09d000 [ 1345.327059][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1345.327105][ T32] r5:00001000 r4:e06eb000 [ 1345.327157][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1345.327224][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.327266][ T32] r5:8512438c r4:85124000 [ 1345.327296][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1345.327341][ T32] r7:dddced40 r6:83018000 r5:8512438c r4:84b0bd00 [ 1345.327362][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1345.327405][ T32] r10:61c88647 r9:84b7bc00 r8:84b0bd2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1345.327437][ T32] r4:84b0bd00 [ 1345.327475][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1345.327544][ T32] r10:00000000 r9:84b0bd00 r8:8027ecf4 r7:e08b1e60 r6:85024500 r5:84b7bc00 [ 1345.327569][ T32] r4:00000001 [ 1345.327609][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.327646][ T32] Exception stack(0xe08d9fb0 to 0xe08d9ff8) [ 1345.327672][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1345.327721][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.327750][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.327778][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1345.327799][ T32] r4:850d9a80 [ 1345.327819][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.327843][ T32] INFO: task kworker/0:907:5790 blocked for more than 471 seconds. [ 1345.327914][ T32] Not tainted 6.15.0-syzkaller #0 [ 1345.327940][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.327960][ T32] task:kworker/0:907 state:D stack:0 pid:5790 tgid:5790 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.328004][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.328089][ T32] Call trace: [ 1345.328128][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1345.328172][ T32] r10:829189c0 r9:ec81dd84 r8:00000002 r7:60000013 r6:ec81dd8c r5:856ebc00 [ 1345.328193][ T32] r4:856ebc00 [ 1345.328252][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1345.328294][ T32] r5:856ebc00 r4:829189bc [ 1345.328312][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.328371][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.328419][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec81de08 [ 1345.328479][ T32] r4:00000000 [ 1345.328502][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1345.328549][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1345.328620][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1345.328664][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85533400 [ 1345.328685][ T32] r4:00000000 [ 1345.328703][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1345.328765][ T32] r9:83018005 r8:856ebc00 r7:00000000 r6:83018000 r5:00001000 r4:7f069000 [ 1345.328789][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1345.328848][ T32] r5:00001000 r4:ebae5000 ** 1 printk messages dropped ** [ 1345.328909][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1345.329238][ T32] r10:00000000 r9:8552e200 r8:8027ecf4 r7:ec815e60 r6:85483580 r5:856ebc00 [ 1345.329271][ T32] r4:00000001 [ 1345.329292][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.329325][ T32] Exception stack(0xec81dfb0 to 0xec81dff8) [ 1345.329371][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1345.329424][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.329454][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.329482][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1345.329526][ T32] r4:85533200 [ 1345.329911][ T32] INFO: task kworker/0:907:5790 is blocked on a mutex likely owned by task kworker/0:315:3960. [ 1345.329945][ T32] task:kworker/0:315 state:R running task stack:0 pid:3960 tgid:3960 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.330000][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.330068][ T32] Call trace: [ 1345.330118][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1345.330169][ T32] r10:8280c9b4 r9:84b7bc00 r8:80200be4 r7:e08d9d54 r6:ffffffff r5:84b7bc00 [ 1345.330192][ T32] r4:00000000 [ 1345.330210][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.330268][ T32] Exception stack(0xe08d9d20 to 0xe08d9d68) [ 1345.330321][ T32] 9d20: 9d1fa000 e06bf000 00000001 80239b98 7f325000 00000001 82ac11c4 82ac05a0 [ 1345.330352][ T32] 9d40: 7f325000 e06bf000 8280c9b4 e08d9d9c e08d9da0 e08d9d70 80230ad4 80239bb0 [ 1345.330397][ T32] 9d60: 80050113 ffffffff [ 1345.330423][ T32] r5:80050113 r4:80239bb0 [ 1345.330466][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1345.330540][ T32] r4:82ac11e4 [ 1345.330574][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.330686][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08d9dc0 r5:e08d9e08 [ 1345.352063][ T32] r4:e08d9dc0 [ 1345.352120][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1345.352190][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9b40 [ 1345.352214][ T32] r4:00000000 [ 1345.352233][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1345.352320][ T32] r9:83018005 r8:84b7bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f09d000 [ 1345.352372][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1345.352419][ T32] r5:00001000 r4:e06eb000 [ 1345.352451][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1345.352493][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.352531][ T32] r5:8512438c r4:85124000 [ 1345.352576][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1345.352623][ T32] r7:dddced40 r6:83018000 r5:8512438c r4:84b0bd00 [ 1345.352644][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1345.352724][ T32] r10:61c88647 r9:84b7bc00 r8:84b0bd2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1345.352751][ T32] r4:84b0bd00 [ 1345.352791][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1345.352861][ T32] r10:00000000 r9:84b0bd00 r8:8027ecf4 r7:e08b1e60 r6:85024500 r5:84b7bc00 [ 1345.352907][ T32] r4:00000001 [ 1345.352992][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.353052][ T32] Exception stack(0xe08d9fb0 to 0xe08d9ff8) [ 1345.353085][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1345.353119][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.353145][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.353216][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1345.353241][ T32] r4:850d9a80 ** 1 printk messages dropped ** [ 1345.353340][ T32] INFO: task kworker/0:908:5791 blocked for more than 471 seconds. ** 10 printk messages dropped ** [ 1345.353851][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.353915][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) ** 1 printk messages dropped ** [ 1345.353985][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1345.354287][ T32] r9:83018005 r8:856ed400 r7:00000000 r6:83018000 r5:00001000 r4:7f08b000 ** 7 printk messages dropped ** [ 1345.354608][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1345.355028][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 10 printk messages dropped ** [ 1345.356077][ T32] Exception stack(0xe08d9d20 to 0xe08d9d68) ** 8 printk messages dropped ** [ 1345.356558][ T32] r4:e08d9dc0 ** 2 printk messages dropped ** [ 1345.356646][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1345.356837][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 11 printk messages dropped ** [ 1345.357405][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1345.357831][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1345.358143][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1345.358287][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1345.358378][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) ** 13 printk messages dropped ** [ 1345.358889][ T32] r4:8552e300 ** 6 printk messages dropped ** [ 1345.359188][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 2 printk messages dropped ** [ 1345.359336][ T32] r4:85533540 [ 1345.359735][ T32] INFO: task kworker/0:909:5794 is blocked on a mutex likely owned by task kworker/0:315:3960. [ 1345.359770][ T32] task:kworker/0:315 state:R running task stack:0 pid:3960 tgid:3960 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.359845][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.359914][ T32] Call trace: [ 1345.359969][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1345.360021][ T32] r10:8280c9b4 r9:84b7bc00 r8:80200be4 r7:e08d9d54 r6:ffffffff r5:84b7bc00 [ 1345.360043][ T32] r4:00000000 [ 1345.360108][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.360155][ T32] Exception stack(0xe08d9d20 to 0xe08d9d68) [ 1345.360210][ T32] 9d20: 9d61f000 e06bf000 00000001 80239b98 7f325000 00000001 82ac11c4 82ac05a0 [ 1345.360241][ T32] 9d40: 7f325000 e06bf000 8280c9b4 e08d9d9c e08d9da0 e08d9d70 80230ad4 80239bb0 [ 1345.360306][ T32] 9d60: 80050113 ffffffff [ 1345.360340][ T32] r5:80050113 r4:80239bb0 [ 1345.360385][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1345.360430][ T32] r4:82ac11e4 [ 1345.360450][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.360490][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08d9dc0 r5:e08d9e08 [ 1345.360512][ T32] r4:e08d9dc0 [ 1345.360530][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1345.392055][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9b40 [ 1345.392168][ T32] r4:00000000 [ 1345.392197][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1345.392286][ T32] r9:83018005 r8:84b7bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f09d000 [ 1345.392335][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1345.392384][ T32] r5:00001000 r4:e06eb000 [ 1345.392404][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1345.392442][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.392480][ T32] r5:8512438c r4:85124000 [ 1345.392499][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1345.392541][ T32] r7:dddced40 r6:83018000 r5:8512438c r4:84b0bd00 [ 1345.392562][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1345.392628][ T32] r10:61c88647 r9:84b7bc00 r8:84b0bd2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1345.392674][ T32] r4:84b0bd00 [ 1345.392706][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1345.392754][ T32] r10:00000000 r9:84b0bd00 r8:8027ecf4 r7:e08b1e60 r6:85024500 r5:84b7bc00 [ 1345.392776][ T32] r4:00000001 [ 1345.392794][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.392829][ T32] Exception stack(0xe08d9fb0 to 0xe08d9ff8) [ 1345.392858][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1345.392924][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.392955][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.393012][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1345.393038][ T32] r4:850d9a80 [ 1345.393062][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.393090][ T32] INFO: task kworker/0:910:5796 blocked for more than 471 seconds. [ 1345.393151][ T32] Not tainted 6.15.0-syzkaller #0 [ 1345.393181][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.393224][ T32] task:kworker/0:910 state:D stack:0 pid:5796 tgid:5796 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.393306][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.393368][ T32] Call trace: [ 1345.393422][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1345.393475][ T32] r10:829189c0 r9:ec86dd84 r8:00000002 r7:60000013 r6:ec86dd8c r5:856e5400 [ 1345.393520][ T32] r4:856e5400 [ 1345.393543][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1345.393606][ T32] r5:856e5400 r4:829189bc [ 1345.393629][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.393713][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.393761][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec86de08 [ 1345.393784][ T32] r4:00000000 [ 1345.393803][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1345.393852][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1345.393920][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1345.393964][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85533800 [ 1345.393987][ T32] r4:00000000 [ 1345.394026][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1345.394090][ T32] r9:83018005 r8:856e5400 r7:00000000 r6:83018000 r5:00001000 r4:7f08f000 [ 1345.394145][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1345.394212][ T32] r5:00001000 r4:ebb35000 [ 1345.394274][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1345.394317][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1345.394415][ T32] r7:dddced40 r6:83018000 r5:856c238c r4:8552e380 ** 7 printk messages dropped ** [ 1345.394734][ T32] Exception stack(0xec86dfb0 to 0xec86dff8) ** 6 printk messages dropped ** [ 1345.395526][ T32] task:kworker/0:315 state:R running task stack:0 pid:3960 tgid:3960 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 15 printk messages dropped ** [ 1345.396295][ T32] r4:e08d9dc0 ** 2 printk messages dropped ** [ 1345.396376][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1345.396622][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 11 printk messages dropped ** [ 1345.397126][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1345.397501][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1345.397765][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1345.397914][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1345.398112][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85533c40 ** 10 printk messages dropped ** [ 1345.398475][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) ** 4 printk messages dropped ** [ 1345.398751][ T32] r4:00000001 [ 1345.398770][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.398803][ T32] Exception stack(0xec871fb0 to 0xec871ff8) [ 1345.398828][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1345.398857][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.398904][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.398963][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1345.398988][ T32] r4:855338c0 [ 1345.399406][ T32] INFO: task kworker/0:911:5797 is blocked on a mutex likely owned by task kworker/0:315:3960. [ 1345.399444][ T32] task:kworker/0:315 state:R running task stack:0 pid:3960 tgid:3960 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.399503][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.399547][ T32] Call trace: [ 1345.399575][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1345.399622][ T32] r10:8280c9b4 r9:84b7bc00 r8:80200be4 r7:e08d9d54 r6:ffffffff r5:84b7bc00 [ 1345.399667][ T32] r4:00000000 [ 1345.399690][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.399729][ T32] Exception stack(0xe08d9d20 to 0xe08d9d68) [ 1345.399758][ T32] 9d20: 9dfb5000 e06bf000 00000001 80239b98 7f325000 00000001 82ac11c4 82ac05a0 [ 1345.399809][ T32] 9d40: 7f325000 e06bf000 8280c9b4 e08d9d9c e08d9da0 e08d9d70 80230ad4 80239bb0 [ 1345.399836][ T32] 9d60: 80050113 ffffffff [ 1345.399871][ T32] r5:80050113 r4:80239bb0 [ 1345.399894][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1345.399935][ T32] r4:82ac11e4 [ 1345.399954][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.399994][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08d9dc0 r5:e08d9e08 [ 1345.400015][ T32] r4:e08d9dc0 [ 1345.400034][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1345.400073][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9b40 [ 1345.400099][ T32] r4:00000000 [ 1345.400123][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1345.400162][ T32] r9:83018005 r8:84b7bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f09d000 [ 1345.400205][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1345.400249][ T32] r5:00001000 r4:e06eb000 [ 1345.400268][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1345.400359][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.400403][ T32] r5:8512438c r4:85124000 [ 1345.400422][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1345.400464][ T32] r7:dddced40 r6:83018000 r5:8512438c r4:84b0bd00 [ 1345.400545][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1345.416292][ T32] r10:61c88647 r9:84b7bc00 r8:84b0bd2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1345.416343][ T32] r4:84b0bd00 [ 1345.416365][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1345.416435][ T32] r10:00000000 r9:84b0bd00 r8:8027ecf4 r7:e08b1e60 r6:85024500 r5:84b7bc00 [ 1345.416479][ T32] r4:00000001 ** 1 printk messages dropped ** [ 1345.416570][ T32] Exception stack(0xe08d9fb0 to 0xe08d9ff8) ** 9 printk messages dropped ** [ 1345.417069][ T32] task:kworker/0:912 state:D stack:0 pid:5800 tgid:5800 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 7 printk messages dropped ** [ 1345.417534][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1345.417680][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1345.417916][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1345.418124][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 12 printk messages dropped ** [ 1345.418704][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1345.419508][ T32] Workqueue: events bpf_prog_free_deferred ** 10 printk messages dropped ** [ 1345.419916][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) ** 9 printk messages dropped ** [ 1345.420288][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) ** 10 printk messages dropped ** [ 1345.434469][ T32] r10:00000000 r9:84b0bd00 r8:8027ecf4 r7:e08b1e60 r6:85024500 r5:84b7bc00 ** 6 printk messages dropped ** [ 1345.434682][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 9 printk messages dropped ** [ 1345.435266][ T32] r10:829189c0 r9:ec869d84 r8:00000002 r7:60000113 r6:ec869d8c r5:856eec00 ** 3 printk messages dropped ** [ 1345.435434][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.435488][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.435591][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec869e08 [ 1345.435616][ T32] r4:00000000 [ 1345.435635][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1345.435672][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1345.435711][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1345.435752][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8552a0c0 [ 1345.435795][ T32] r4:00000000 [ 1345.435840][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1345.435885][ T32] r9:83018205 r8:856eec00 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 [ 1345.435916][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1345.435960][ T32] r5:00001000 r4:ebb87000 [ 1345.435979][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1345.436018][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.436061][ T32] r5:8565df8c r4:8565dc00 [ 1345.436080][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1345.436128][ T32] r7:ddde2d40 r6:83018200 r5:8565df8c r4:85483880 [ 1345.436158][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1345.436205][ T32] r10:61c88647 r9:856eec00 r8:854838ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1345.436236][ T32] r4:85483880 [ 1345.436257][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1345.436301][ T32] r10:00000000 r9:85483880 r8:8027ecf4 r7:ec741e60 r6:85483900 r5:856eec00 [ 1345.436343][ T32] r4:00000001 [ 1345.436388][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.436453][ T32] Exception stack(0xec869fb0 to 0xec869ff8) [ 1345.436539][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1345.436572][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.436598][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.436626][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1345.436647][ T32] r4:8552a580 [ 1345.437227][ T32] INFO: task kworker/1:416:5801 is blocked on a mutex likely owned by task kworker/0:315:3960. [ 1345.437266][ T32] task:kworker/0:315 state:R running task stack:0 pid:3960 tgid:3960 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.437375][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.437467][ T32] Call trace: [ 1345.437500][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1345.437550][ T32] r10:8280c9b4 r9:84b7bc00 r8:80200be4 r7:e08d9d54 r6:ffffffff r5:84b7bc00 [ 1345.437593][ T32] r4:00000000 [ 1345.437616][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.437656][ T32] Exception stack(0xe08d9d20 to 0xe08d9d68) [ 1345.437705][ T32] 9d20: 9e4f0000 e06bf000 00000001 80239b98 7f325000 00000001 82ac11c4 82ac05a0 [ 1345.437759][ T32] 9d40: 7f325000 e06bf000 8280c9b4 e08d9d9c e08d9da0 e08d9d70 80230ad4 80239bb0 [ 1345.437785][ T32] 9d60: 80050113 ffffffff [ 1345.437808][ T32] r5:80050113 r4:80239bb0 [ 1345.437827][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1345.437868][ T32] r4:82ac11e4 [ 1345.437888][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.437929][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08d9dc0 r5:e08d9e08 [ 1345.437970][ T32] r4:e08d9dc0 [ 1345.438014][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1345.438059][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9b40 [ 1345.438201][ T32] r4:00000000 [ 1345.438224][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1345.438308][ T32] r9:83018005 r8:84b7bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f09d000 [ 1345.438418][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1345.438463][ T32] r5:00001000 r4:e06eb000 [ 1345.438482][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1345.438519][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.438629][ T32] r5:8512438c r4:85124000 [ 1345.438652][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1345.438694][ T32] r7:dddced40 r6:83018000 r5:8512438c r4:84b0bd00 [ 1345.438714][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1345.438757][ T32] r10:61c88647 r9:84b7bc00 r8:84b0bd2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1345.438778][ T32] r4:84b0bd00 [ 1345.438796][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1345.438840][ T32] r10:00000000 r9:84b0bd00 r8:8027ecf4 r7:e08b1e60 r6:85024500 r5:84b7bc00 [ 1345.438861][ T32] r4:00000001 [ 1345.438880][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.438912][ T32] Exception stack(0xe08d9fb0 to 0xe08d9ff8) [ 1345.438939][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1345.438991][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.439057][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.439088][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1345.439151][ T32] r4:850d9a80 [ 1345.439199][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 4 printk messages dropped ** [ 1345.439359][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1345.439636][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.439674][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) ** 1 printk messages dropped ** [ 1345.439777][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1345.440041][ T32] r9:83018205 r8:856f0000 r7:00000000 r6:83018200 r5:00001000 r4:7f095000 ** 9 printk messages dropped ** [ 1345.440525][ T32] r4:85483980 ** 6 printk messages dropped ** [ 1345.463435][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1345.464257][ T32] Call trace: ** 5 printk messages dropped ** [ 1345.464488][ T32] 9d20: 9e9ab000 e06bf000 00000001 80239b98 7f325000 00000001 82ac11c4 82ac05a0 ** 9 printk messages dropped ** [ 1345.464864][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9b40 ** 9 printk messages dropped ** [ 1345.465309][ T32] r7:dddced40 r6:83018000 r5:8512438c r4:84b0bd00 ** 2 printk messages dropped ** [ 1345.465416][ T32] r4:84b0bd00 ** 6 printk messages dropped ** [ 1345.465694][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 1 printk messages dropped ** [ 1345.465751][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1345.465772][ T32] r4:850d9a80 [ 1345.465825][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.465878][ T32] INFO: task kworker/0:913:5806 blocked for more than 471 seconds. [ 1345.465916][ T32] Not tainted 6.15.0-syzkaller #0 [ 1345.465941][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.465962][ T32] task:kworker/0:913 state:D stack:0 pid:5806 tgid:5806 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.466041][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.466084][ T32] Call trace: [ 1345.466146][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1345.466191][ T32] r10:829189c0 r9:ec881d84 r8:00000002 r7:60000113 r6:ec881d8c r5:856f0c00 [ 1345.466212][ T32] r4:856f0c00 [ 1345.466231][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1345.466269][ T32] r5:856f0c00 r4:829189bc [ 1345.466299][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.466341][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.466385][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec881e08 [ 1345.466407][ T32] r4:00000000 [ 1345.466451][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1345.466513][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1345.466575][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1345.466618][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85533d80 [ 1345.466639][ T32] r4:00000000 [ 1345.466657][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1345.466696][ T32] r9:83018005 r8:856f0c00 r7:00000000 r6:83018000 r5:00001000 r4:7f09f000 [ 1345.466734][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1345.466774][ T32] r5:00001000 r4:ebbcb000 [ 1345.466820][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1345.466874][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.466918][ T32] r5:856c338c r4:856c3000 [ 1345.466937][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1345.466977][ T32] r7:dddced40 r6:83018000 r5:856c338c r4:8552e500 [ 1345.467017][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1345.467065][ T32] r10:61c88647 r9:856f0c00 r8:8552e52c r7:82804d40 r6:dddced40 r5:dddced60 [ 1345.467086][ T32] r4:8552e500 [ 1345.467111][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1345.467178][ T32] r10:00000000 r9:8552e500 r8:8027ecf4 r7:ec871e60 r6:85483a80 r5:856f0c00 [ 1345.467199][ T32] r4:00000001 [ 1345.467217][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.467272][ T32] Exception stack(0xec881fb0 to 0xec881ff8) [ 1345.467301][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1345.467351][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.467381][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.467443][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1345.467468][ T32] r4:85533ac0 [ 1345.467886][ T32] INFO: task kworker/0:913:5806 is blocked on a mutex likely owned by task kworker/0:315:3960. [ 1345.467922][ T32] task:kworker/0:315 state:R running task stack:0 pid:3960 tgid:3960 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.467978][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.468019][ T32] Call trace: [ 1345.468072][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1345.468176][ T32] r10:8280c9b4 r9:84b7bc00 r8:80200be4 r7:e08d9d54 r6:ffffffff r5:84b7bc00 [ 1345.468213][ T32] r4:00000000 [ 1345.468244][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.468291][ T32] Exception stack(0xe08d9d20 to 0xe08d9d68) [ 1345.468338][ T32] 9d20: 9e9ab000 e06bf000 00000001 80239b98 7f325000 00000001 82ac11c4 82ac05a0 [ 1345.468379][ T32] 9d40: 7f325000 e06bf000 8280c9b4 e08d9d9c e08d9da0 e08d9d70 80230ad4 80239bb0 [ 1345.468427][ T32] 9d60: 80050113 ffffffff [ 1345.468462][ T32] r5:80050113 r4:80239bb0 [ 1345.468505][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1345.468549][ T32] r4:82ac11e4 [ 1345.468569][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.468631][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08d9dc0 r5:e08d9e08 [ 1345.468663][ T32] r4:e08d9dc0 [ 1345.468703][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1345.468748][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9b40 [ 1345.468769][ T32] r4:00000000 [ 1345.468787][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1345.468827][ T32] r9:83018005 r8:84b7bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f09d000 [ 1345.468847][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1345.468896][ T32] r5:00001000 r4:e06eb000 [ 1345.468918][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1345.468983][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 1345.469111][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1345.469464][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1345.469724][ T32] task:kworker/0:914 state:D stack:0 pid:5808 tgid:5808 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 7 printk messages dropped ** [ 1345.470111][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1345.470236][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1345.491287][ T32] r9:83018005 r8:856f1800 r7:00000000 r6:83018000 r5:00001000 r4:7f0a9000 ** 8 printk messages dropped ** [ 1345.491631][ T32] r10:61c88647 r9:856f1800 r8:8552e5ac r7:82804d40 r6:dddced40 r5:dddced60 ** 8 printk messages dropped ** [ 1345.491928][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1345.492705][ T32] Workqueue: events bpf_prog_free_deferred ** 10 printk messages dropped ** [ 1345.493138][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) ** 9 printk messages dropped ** [ 1345.493498][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 1345.493786][ T32] r4:84b0bd00 ** 6 printk messages dropped ** [ 1345.494090][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1345.494434][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1345.494718][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.494760][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.494805][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec88de08 [ 1345.494828][ T32] r4:00000000 [ 1345.494868][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1345.494933][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1345.494973][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1345.495013][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85533f00 [ 1345.495035][ T32] r4:00000000 [ 1345.495052][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1345.495091][ T32] r9:83018005 r8:856f3000 r7:00000000 r6:83018000 r5:00001000 r4:7f0a1000 [ 1345.495173][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1345.495245][ T32] r5:00001000 r4:ebc6f000 [ 1345.495289][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1345.495331][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.495369][ T32] r5:856c378c r4:856c3400 [ 1345.495409][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1345.495476][ T32] r7:dddced40 r6:83018000 r5:856c378c r4:8552e600 [ 1345.495524][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1345.495572][ T32] r10:61c88647 r9:856f3000 r8:8552e62c r7:82804d40 r6:dddced40 r5:dddced60 [ 1345.495594][ T32] r4:8552e600 [ 1345.495612][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1345.495654][ T32] r10:00000000 r9:8552e600 r8:8027ecf4 r7:ec889e60 r6:85483b80 r5:856f3000 [ 1345.495690][ T32] r4:00000001 [ 1345.495733][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.495770][ T32] Exception stack(0xec88dfb0 to 0xec88dff8) [ 1345.495840][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1345.495893][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.495953][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.495994][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1345.496019][ T32] r4:85533c00 [ 1345.496404][ T32] INFO: task kworker/0:915:5809 is blocked on a mutex likely owned by task kworker/0:315:3960. [ 1345.496438][ T32] task:kworker/0:315 state:R running task stack:0 pid:3960 tgid:3960 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.496541][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.496589][ T32] Call trace: [ 1345.496630][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1345.496678][ T32] r10:8280c9b4 r9:84b7bc00 r8:80200be4 r7:e08d9d54 r6:ffffffff r5:84b7bc00 [ 1345.496722][ T32] r4:00000000 [ 1345.496745][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.496784][ T32] Exception stack(0xe08d9d20 to 0xe08d9d68) [ 1345.496833][ T32] 9d20: 9ef15000 e06bf000 00000001 80239b98 7f325000 00000001 82ac11c4 82ac05a0 [ 1345.496886][ T32] 9d40: 7f325000 e06bf000 8280c9b4 e08d9d9c e08d9da0 e08d9d70 80230ad4 80239bb0 [ 1345.496912][ T32] 9d60: 80050113 ffffffff [ 1345.496957][ T32] r5:80050113 r4:80239bb0 [ 1345.496981][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1345.497070][ T32] r4:82ac11e4 [ 1345.497099][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.497171][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08d9dc0 r5:e08d9e08 [ 1345.497195][ T32] r4:e08d9dc0 [ 1345.497224][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1345.497289][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9b40 [ 1345.497314][ T32] r4:00000000 [ 1345.497334][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1345.497399][ T32] r9:83018005 r8:84b7bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f09d000 [ 1345.497446][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1345.497490][ T32] r5:00001000 r4:e06eb000 [ 1345.497510][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1345.497568][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.497610][ T32] r5:8512438c r4:85124000 [ 1345.497629][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1345.497670][ T32] r7:dddced40 r6:83018000 r5:8512438c r4:84b0bd00 [ 1345.497689][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1345.497732][ T32] r10:61c88647 r9:84b7bc00 r8:84b0bd2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1345.497774][ T32] r4:84b0bd00 [ 1345.497821][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1345.497890][ T32] r10:00000000 r9:84b0bd00 r8:8027ecf4 r7:e08b1e60 r6:85024500 r5:84b7bc00 [ 1345.497917][ T32] r4:00000001 ** 1 printk messages dropped ** [ 1345.497971][ T32] Exception stack(0xe08d9fb0 to 0xe08d9ff8) ** 7 printk messages dropped ** [ 1345.498211][ T32] Not tainted 6.15.0-syzkaller #0 ** 7 printk messages dropped ** [ 1345.498643][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) ** 1 printk messages dropped ** [ 1345.498723][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 9 printk messages dropped ** [ 1345.499065][ T32] r9:83018005 r8:856f2400 r7:00000000 r6:83018000 r5:00001000 r4:7f0a3000 ** 8 printk messages dropped ** [ 1345.499462][ T32] r10:61c88647 r9:856f2400 r8:8552e6ac r7:82804d40 r6:dddced40 r5:dddced60 ** 7 printk messages dropped ** [ 1345.499737][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1345.500560][ T32] r10:8280c9b4 r9:84b7bc00 r8:80200be4 r7:e08d9d54 r6:ffffffff r5:84b7bc00 ** 11 printk messages dropped ** [ 1345.523438][ T32] r4:e08d9dc0 [ 1345.523457][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1345.523498][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9b40 [ 1345.523519][ T32] r4:00000000 [ 1345.523537][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1345.523577][ T32] r9:83018005 r8:84b7bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f09d000 [ 1345.523635][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1345.523703][ T32] r5:00001000 r4:e06eb000 [ 1345.523743][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1345.523785][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.523855][ T32] r5:8512438c r4:85124000 [ 1345.523900][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1345.523969][ T32] r7:dddced40 r6:83018000 r5:8512438c r4:84b0bd00 [ 1345.524002][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1345.524081][ T32] r10:61c88647 r9:84b7bc00 r8:84b0bd2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1345.524112][ T32] r4:84b0bd00 [ 1345.524135][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1345.524181][ T32] r10:00000000 r9:84b0bd00 r8:8027ecf4 r7:e08b1e60 r6:85024500 r5:84b7bc00 [ 1345.524212][ T32] r4:00000001 [ 1345.524235][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.524291][ T32] Exception stack(0xe08d9fb0 to 0xe08d9ff8) [ 1345.524320][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1345.524348][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.524395][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.524448][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1345.524472][ T32] r4:850d9a80 [ 1345.524517][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.524573][ T32] INFO: task kworker/0:917:5813 blocked for more than 471 seconds. [ 1345.524609][ T32] Not tainted 6.15.0-syzkaller #0 [ 1345.524643][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.524667][ T32] task:kworker/0:917 state:D stack:0 pid:5813 tgid:5813 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.524722][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.524763][ T32] Call trace: [ 1345.524808][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1345.524875][ T32] r10:829189c0 r9:ec89dd84 r8:00000002 r7:60000113 r6:ec89dd8c r5:856f3c00 [ 1345.524902][ T32] r4:856f3c00 [ 1345.524921][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1345.524961][ T32] r5:856f3c00 r4:829189bc [ 1345.524979][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.525017][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.525062][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec89de08 [ 1345.525111][ T32] r4:00000000 [ 1345.525159][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) ** 6 printk messages dropped ** [ 1345.525441][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) ** 7 printk messages dropped ** [ 1345.525796][ T32] r10:61c88647 r9:856f3c00 r8:8552e72c r7:82804d40 r6:dddced40 r5:dddced60 ** 10 printk messages dropped ** [ 1345.526263][ T32] r4:85533ec0 ** 2 printk messages dropped ** [ 1345.526934][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1345.527349][ T32] 9d40: 7f325000 e06bf000 8280c9b4 e08d9d9c e08d9da0 e08d9d70 80230ad4 80239bb0 ** 6 printk messages dropped ** [ 1345.527590][ T32] r4:e08d9dc0 ** 5 printk messages dropped ** [ 1345.527900][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 1345.528415][ T32] r4:84b0bd00 ** 5 printk messages dropped ** [ 1345.528593][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1345.528969][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1345.529331][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 1 printk messages dropped ** [ 1345.529429][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec8a5e08 ** 5 printk messages dropped ** [ 1345.529794][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1345.530121][ T32] r5:856c438c r4:856c4000 ** 4 printk messages dropped ** [ 1345.530449][ T32] r4:8552e780 ** 2 printk messages dropped ** [ 1345.553826][ T32] r4:00000001 [ 1345.553881][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.553943][ T32] Exception stack(0xec8a5fb0 to 0xec8a5ff8) [ 1345.553995][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1345.554049][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.554079][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.554129][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1345.554161][ T32] r4:8552a980 [ 1345.554709][ T32] INFO: task kworker/0:918:5815 is blocked on a mutex likely owned by task kworker/0:315:3960. [ 1345.554770][ T32] task:kworker/0:315 state:R running task stack:0 pid:3960 tgid:3960 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.555007][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.555058][ T32] Call trace: [ 1345.555089][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1345.555179][ T32] r10:8280c9b4 r9:84b7bc00 r8:80200be4 r7:e08d9d54 r6:ffffffff r5:84b7bc00 [ 1345.555202][ T32] r4:00000000 [ 1345.555259][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.555304][ T32] Exception stack(0xe08d9d20 to 0xe08d9d68) [ 1345.555333][ T32] 9d20: 9f916000 e06bf000 00000001 80239b98 7f325000 00000001 82ac11c4 82ac05a0 [ 1345.555361][ T32] 9d40: 7f325000 e06bf000 8280c9b4 e08d9d9c e08d9da0 e08d9d70 80230ad4 80239bb0 [ 1345.555401][ T32] 9d60: 80050113 ffffffff [ 1345.555426][ T32] r5:80050113 r4:80239bb0 [ 1345.555446][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1345.555520][ T32] r4:82ac11e4 [ 1345.555545][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.555596][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08d9dc0 r5:e08d9e08 [ 1345.555641][ T32] r4:e08d9dc0 [ 1345.555664][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1345.555707][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9b40 [ 1345.555729][ T32] r4:00000000 [ 1345.555748][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1345.555812][ T32] r9:83018005 r8:84b7bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f09d000 [ 1345.555858][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1345.555903][ T32] r5:00001000 r4:e06eb000 [ 1345.555940][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1345.555983][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.556031][ T32] r5:8512438c r4:85124000 [ 1345.556051][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1345.556127][ T32] r7:dddced40 r6:83018000 r5:8512438c r4:84b0bd00 [ 1345.556153][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1345.556222][ T32] r10:61c88647 r9:84b7bc00 r8:84b0bd2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1345.556257][ T32] r4:84b0bd00 [ 1345.556279][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1345.556325][ T32] r10:00000000 r9:84b0bd00 r8:8027ecf4 r7:e08b1e60 r6:85024500 r5:84b7bc00 [ 1345.556346][ T32] r4:00000001 [ 1345.556378][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.556414][ T32] Exception stack(0xe08d9fb0 to 0xe08d9ff8) [ 1345.556440][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1345.556467][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.556514][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.556545][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1345.556567][ T32] r4:850d9a80 [ 1345.556588][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.556615][ T32] INFO: task kworker/0:919:5817 blocked for more than 471 seconds. [ 1345.556649][ T32] Not tainted 6.15.0-syzkaller #0 [ 1345.556673][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.556693][ T32] task:kworker/0:919 state:D stack:0 pid:5817 tgid:5817 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.556760][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.556814][ T32] Call trace: [ 1345.556890][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1345.556959][ T32] r10:829189c0 r9:ec8add84 r8:00000002 r7:60000113 r6:ec8add8c r5:856f5400 [ 1345.556983][ T32] r4:856f5400 [ 1345.557003][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1345.557064][ T32] r5:856f5400 r4:829189bc [ 1345.557115][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.557181][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.557230][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec8ade08 [ 1345.557290][ T32] r4:00000000 [ 1345.557333][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1345.557375][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1345.557421][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1345.557473][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85751400 [ 1345.557498][ T32] r4:00000000 [ 1345.557541][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1345.557585][ T32] r9:83018005 r8:856f5400 r7:00000000 r6:83018000 r5:00001000 r4:7f0ab000 [ 1345.557609][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1345.557669][ T32] r5:00001000 r4:ebd37000 [ 1345.557691][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1345.557793][ T32] r5:856c4b8c r4:856c4800 ** 6 printk messages dropped ** [ 1345.557996][ T32] r10:00000000 r9:8552e800 r8:8027ecf4 r7:ec889e60 r6:85483d80 r5:856f5400 ** 7 printk messages dropped ** [ 1345.558334][ T32] r4:85751180 ** 2 printk messages dropped ** [ 1345.558840][ T32] Workqueue: events bpf_prog_free_deferred ** 10 printk messages dropped ** [ 1345.559377][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) ** 6 printk messages dropped ** [ 1345.559661][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1345.559910][ T32] r5:8512438c r4:85124000 ** 6 printk messages dropped ** [ 1345.560229][ T32] r10:00000000 r9:84b0bd00 r8:8027ecf4 r7:e08b1e60 r6:85024500 r5:84b7bc00 ** 7 printk messages dropped ** [ 1345.560483][ T32] r4:850d9a80 ** 4 printk messages dropped ** [ 1345.574898][ T32] task:kworker/0:920 state:D stack:0 pid:5820 tgid:5820 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 7 printk messages dropped ** [ 1345.575269][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 5 printk messages dropped ** [ 1345.575518][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) ** 7 printk messages dropped ** [ 1345.575828][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 1345.575955][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1345.576009][ T32] r10:61c88647 r9:856f8c00 r8:8552e8ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1345.576036][ T32] r4:8552e880 [ 1345.576056][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1345.576128][ T32] r10:00000000 r9:8552e880 r8:8027ecf4 r7:ec8ade60 r6:85483e00 r5:856f8c00 [ 1345.576155][ T32] r4:00000001 [ 1345.576185][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.576225][ T32] Exception stack(0xec8b9fb0 to 0xec8b9ff8) [ 1345.576255][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1345.576284][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.576311][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.576367][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1345.576394][ T32] r4:85751100 [ 1345.576923][ T32] INFO: task kworker/0:920:5820 is blocked on a mutex likely owned by task kworker/0:315:3960. [ 1345.576984][ T32] task:kworker/0:315 state:R running task stack:0 pid:3960 tgid:3960 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.577076][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.577149][ T32] Call trace: [ 1345.577227][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1345.577284][ T32] r10:8280c9b4 r9:84b7bc00 r8:80200be4 r7:e08d9d54 r6:ffffffff r5:84b7bc00 [ 1345.577318][ T32] r4:00000000 [ 1345.577342][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.577394][ T32] Exception stack(0xe08d9d20 to 0xe08d9d68) [ 1345.577532][ T32] 9d20: 9fad4000 e06bf000 00000001 80239b98 7f325000 00000001 82ac11c4 82ac05a0 [ 1345.577620][ T32] 9d40: 7f325000 e06bf000 8280c9b4 e08d9d9c e08d9da0 e08d9d70 80230ad4 80239bb0 [ 1345.577648][ T32] 9d60: 80050113 ffffffff [ 1345.577673][ T32] r5:80050113 r4:80239bb0 [ 1345.577740][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1345.577792][ T32] r4:82ac11e4 [ 1345.577945][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.578014][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08d9dc0 r5:e08d9e08 [ 1345.578040][ T32] r4:e08d9dc0 [ 1345.578083][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1345.578138][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9b40 [ 1345.578161][ T32] r4:00000000 [ 1345.578180][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1345.578224][ T32] r9:83018005 r8:84b7bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f09d000 [ 1345.578289][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1345.578336][ T32] r5:00001000 r4:e06eb000 [ 1345.578380][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1345.578423][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.578461][ T32] r5:8512438c r4:85124000 [ 1345.578481][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1345.578524][ T32] r7:dddced40 r6:83018000 r5:8512438c r4:84b0bd00 [ 1345.578566][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1345.578642][ T32] r10:61c88647 r9:84b7bc00 r8:84b0bd2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1345.578669][ T32] r4:84b0bd00 [ 1345.578697][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1345.578747][ T32] r10:00000000 r9:84b0bd00 r8:8027ecf4 r7:e08b1e60 r6:85024500 r5:84b7bc00 [ 1345.578771][ T32] r4:00000001 [ 1345.578810][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.578848][ T32] Exception stack(0xe08d9fb0 to 0xe08d9ff8) [ 1345.578876][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1345.578904][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.578931][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.578971][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1345.578999][ T32] r4:850d9a80 [ 1345.579020][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.579068][ T32] INFO: task kworker/0:921:5821 blocked for more than 472 seconds. [ 1345.579150][ T32] Not tainted 6.15.0-syzkaller #0 [ 1345.579207][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.579231][ T32] task:kworker/0:921 state:D stack:0 pid:5821 tgid:5821 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.579290][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.579360][ T32] Call trace: [ 1345.579401][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1345.579449][ T32] r10:829189c0 r9:ec8bdd84 r8:00000002 r7:60000113 r6:ec8bdd8c r5:856f9800 ** 3 printk messages dropped ** [ 1345.579565][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.579610][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) ** 3 printk messages dropped ** [ 1345.579834][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1345.580245][ T32] r5:856c4f8c r4:856c4c00 ** 4 printk messages dropped ** [ 1345.580580][ T32] r4:8552e900 ** 4 printk messages dropped ** [ 1345.593081][ T32] Exception stack(0xec8bdfb0 to 0xec8bdff8) [ 1345.593125][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1345.593194][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.593256][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.593289][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1345.593324][ T32] r4:85751200 [ 1345.593880][ T32] INFO: task kworker/0:921:5821 is blocked on a mutex likely owned by task kworker/0:315:3960. [ 1345.593928][ T32] task:kworker/0:315 state:R running task stack:0 pid:3960 tgid:3960 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.594052][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.594117][ T32] Call trace: [ 1345.594164][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1345.594221][ T32] r10:8280c9b4 r9:84b7bc00 r8:80200be4 r7:e08d9d54 r6:ffffffff r5:84b7bc00 [ 1345.594255][ T32] r4:00000000 [ 1345.594302][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.594347][ T32] Exception stack(0xe08d9d20 to 0xe08d9d68) [ 1345.594377][ T32] 9d20: 9ff10000 e06bf000 00000001 80239b98 7f325000 00000001 82ac11c4 82ac05a0 [ 1345.594406][ T32] 9d40: 7f325000 e06bf000 8280c9b4 e08d9d9c e08d9da0 e08d9d70 80230ad4 80239bb0 [ 1345.594431][ T32] 9d60: 80050113 ffffffff [ 1345.594476][ T32] r5:80050113 r4:80239bb0 [ 1345.594523][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1345.594572][ T32] r4:82ac11e4 [ 1345.594593][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.594644][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08d9dc0 r5:e08d9e08 [ 1345.594673][ T32] r4:e08d9dc0 [ 1345.594714][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1345.594762][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9b40 [ 1345.594785][ T32] r4:00000000 [ 1345.594805][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1345.594847][ T32] r9:83018005 r8:84b7bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f09d000 [ 1345.594869][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1345.594937][ T32] r5:00001000 r4:e06eb000 [ 1345.594972][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1345.595022][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.595074][ T32] r5:8512438c r4:85124000 [ 1345.595137][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1345.595212][ T32] r7:dddced40 r6:83018000 r5:8512438c r4:84b0bd00 [ 1345.595239][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1345.595287][ T32] r10:61c88647 r9:84b7bc00 r8:84b0bd2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1345.595310][ T32] r4:84b0bd00 [ 1345.595330][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1345.595375][ T32] r10:00000000 r9:84b0bd00 r8:8027ecf4 r7:e08b1e60 r6:85024500 r5:84b7bc00 [ 1345.595399][ T32] r4:00000001 [ 1345.595439][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 3 printk messages dropped ** [ 1345.595586][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1345.595918][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1345.596189][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.596232][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.596276][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec8c5e08 [ 1345.596298][ T32] r4:00000000 [ 1345.596316][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1345.596352][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1345.596398][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1345.596465][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85751680 [ 1345.596511][ T32] r4:00000000 [ 1345.596537][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1345.596580][ T32] r9:83018005 r8:856f8000 r7:00000000 r6:83018000 r5:00001000 r4:7f0af000 [ 1345.596601][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1345.596659][ T32] r5:00001000 r4:ebd77000 [ 1345.596682][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1345.596721][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.596759][ T32] r5:856c538c r4:856c5000 [ 1345.596778][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1345.596819][ T32] r7:dddced40 r6:83018000 r5:856c538c r4:8552e980 [ 1345.596839][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1345.596905][ T32] r10:61c88647 r9:856f8000 r8:8552e9ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1345.596931][ T32] r4:8552e980 [ 1345.596951][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1345.596995][ T32] r10:00000000 r9:8552e980 r8:8027ecf4 r7:ec8b9e60 r6:85483f00 r5:856f8000 [ 1345.597029][ T32] r4:00000001 [ 1345.597076][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 5 printk messages dropped ** [ 1345.597289][ T32] r4:85751380 ** 2 printk messages dropped ** [ 1345.597866][ T32] Workqueue: events bpf_prog_free_deferred ** 10 printk messages dropped ** [ 1345.598358][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) ** 10 printk messages dropped ** [ 1345.598791][ T32] r5:00001000 r4:e06eb000 ** 5 printk messages dropped ** [ 1345.599015][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) ** 7 printk messages dropped ** [ 1345.599364][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1345.599643][ T32] task:kworker/0:923 state:D stack:0 pid:5825 tgid:5825 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 7 printk messages dropped ** [ 1345.599994][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 4 printk messages dropped ** [ 1345.600178][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1345.623644][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1345.624208][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1345.624411][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 10 printk messages dropped ** [ 1345.625381][ T32] 9d20: a052a000 e06bf000 00000001 80239b98 7f325000 00000001 82ac11c4 82ac05a0 ** 7 printk messages dropped ** [ 1345.625745][ T32] r4:e08d9dc0 ** 6 printk messages dropped ** [ 1345.626079][ T32] r5:00001000 r4:e06eb000 ** 6 printk messages dropped ** [ 1345.626589][ T32] r10:61c88647 r9:84b7bc00 r8:84b0bd2c r7:82804d40 r6:dddced40 r5:dddced60 ** 9 printk messages dropped ** [ 1345.626983][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 10 printk messages dropped ** [ 1345.627506][ T32] r4:856fd400 [ 1345.627557][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1345.627602][ T32] r5:856fd400 r4:829189bc [ 1345.627622][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.627680][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.627730][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec8d9e08 [ 1345.627752][ T32] r4:00000000 [ 1345.627791][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1345.627842][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1345.627882][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1345.627924][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85751900 [ 1345.627945][ T32] r4:00000000 [ 1345.627985][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1345.628029][ T32] r9:83018005 r8:856fd400 r7:00000000 r6:83018000 r5:00001000 r4:7f0b3000 [ 1345.628049][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1345.628102][ T32] r5:00001000 r4:ec7fd000 [ 1345.628143][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1345.628185][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.628222][ T32] r5:856c5b8c r4:856c5800 [ 1345.628241][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1345.628281][ T32] r7:dddced40 r6:83018000 r5:856c5b8c r4:8552ea80 [ 1345.628301][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1345.628344][ T32] r10:61c88647 r9:856fd400 r8:8552eaac r7:82804d40 r6:dddced40 r5:dddced60 [ 1345.628387][ T32] r4:8552ea80 [ 1345.628410][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1345.628474][ T32] r10:00000000 r9:8552ea80 r8:8027ecf4 r7:ec8b9e60 r6:85768000 r5:856fd400 [ 1345.628501][ T32] r4:00000001 [ 1345.628541][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.628579][ T32] Exception stack(0xec8d9fb0 to 0xec8d9ff8) [ 1345.628619][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1345.628650][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.628697][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.628728][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1345.628749][ T32] r4:85751600 [ 1345.629142][ T32] INFO: task kworker/0:924:5828 is blocked on a mutex likely owned by task kworker/0:315:3960. [ 1345.629214][ T32] task:kworker/0:315 state:R running task stack:0 pid:3960 tgid:3960 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.629300][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.629392][ T32] Call trace: [ 1345.629431][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1345.629480][ T32] r10:8280c9b4 r9:84b7bc00 r8:80200be4 r7:e08d9d54 r6:ffffffff r5:84b7bc00 [ 1345.629502][ T32] r4:00000000 [ 1345.629542][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.629585][ T32] Exception stack(0xe08d9d20 to 0xe08d9d68) [ 1345.629614][ T32] 9d20: a052a000 e06bf000 00000001 80239b98 7f325000 00000001 82ac11c4 82ac05a0 [ 1345.629641][ T32] 9d40: 7f325000 e06bf000 8280c9b4 e08d9d9c e08d9da0 e08d9d70 80230ad4 80239bb0 [ 1345.629664][ T32] 9d60: 80050113 ffffffff [ 1345.629686][ T32] r5:80050113 r4:80239bb0 [ 1345.629726][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1345.629792][ T32] r4:82ac11e4 [ 1345.629816][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.629859][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08d9dc0 r5:e08d9e08 [ 1345.629900][ T32] r4:e08d9dc0 [ 1345.629923][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1345.629964][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9b40 [ 1345.629995][ T32] r4:00000000 [ 1345.630038][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1345.630091][ T32] r9:83018005 r8:84b7bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f09d000 [ 1345.630120][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1345.630160][ T32] r5:00001000 r4:e06eb000 [ 1345.630220][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1345.630283][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 1 printk messages dropped ** [ 1345.630345][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) ** 8 printk messages dropped ** [ 1345.653896][ T32] Exception stack(0xe08d9fb0 to 0xe08d9ff8) ** 2 printk messages dropped ** [ 1345.653980][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.654019][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1345.654115][ T32] r4:850d9a80 [ 1345.654148][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.654178][ T32] INFO: task kworker/0:925:5829 blocked for more than 472 seconds. [ 1345.654228][ T32] Not tainted 6.15.0-syzkaller #0 [ 1345.654255][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.654277][ T32] task:kworker/0:925 state:D stack:0 pid:5829 tgid:5829 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.654332][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.654422][ T32] Call trace: [ 1345.654458][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1345.654508][ T32] r10:829189c0 r9:ec735d84 r8:00000002 r7:60000113 r6:ec735d8c r5:85693c00 [ 1345.654530][ T32] r4:85693c00 [ 1345.654549][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1345.654600][ T32] r5:85693c00 r4:829189bc [ 1345.654623][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.654672][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.654719][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec735e08 [ 1345.654741][ T32] r4:00000000 [ 1345.654759][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1345.654795][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1345.654833][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1345.654874][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85751a40 [ 1345.654895][ T32] r4:00000000 [ 1345.654953][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1345.654999][ T32] r9:83018005 r8:85693c00 r7:00000000 r6:83018000 r5:00001000 r4:7f0b5000 [ 1345.655021][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1345.655060][ T32] r5:00001000 r4:ec839000 [ 1345.655104][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1345.655170][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.655234][ T32] r5:856c5f8c r4:856c5c00 [ 1345.655257][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1345.655310][ T32] r7:dddced40 r6:83018000 r5:856c5f8c r4:8552eb00 [ 1345.655334][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1345.655379][ T32] r10:61c88647 r9:85693c00 r8:8552eb2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1345.655424][ T32] r4:8552eb00 [ 1345.655446][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1345.655522][ T32] r10:00000000 r9:8552eb00 r8:8027ecf4 r7:ec8b9e60 r6:8552eb80 r5:85693c00 [ 1345.655568][ T32] r4:00000001 [ 1345.655589][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.655646][ T32] Exception stack(0xec735fb0 to 0xec735ff8) [ 1345.655674][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1345.655720][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.655790][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.655830][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1345.655877][ T32] r4:85751700 [ 1345.656410][ T32] INFO: task kworker/0:925:5829 is blocked on a mutex likely owned by task kworker/0:315:3960. [ 1345.656469][ T32] task:kworker/0:315 state:R running task stack:0 pid:3960 tgid:3960 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 1 printk messages dropped ** [ 1345.656654][ T32] Call trace: ** 5 printk messages dropped ** [ 1345.656915][ T32] 9d20: a0a8c000 e06bf000 00000001 80239b98 7f325000 00000001 82ac11c4 82ac05a0 ** 7 printk messages dropped ** [ 1345.657238][ T32] r4:e08d9dc0 ** 4 printk messages dropped ** [ 1345.657455][ T32] r9:83018005 r8:84b7bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f09d000 ** 6 printk messages dropped ** [ 1345.657714][ T32] r7:dddced40 r6:83018000 r5:8512438c r4:84b0bd00 ** 6 printk messages dropped ** [ 1345.657928][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 7 printk messages dropped ** [ 1345.658240][ T32] INFO: task kworker/0:926:5832 blocked for more than 472 seconds. ** 9 printk messages dropped ** [ 1345.658613][ T32] r5:85694800 r4:829189bc [ 1345.658658][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1345.658790][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1345.658887][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) ** 8 printk messages dropped ** [ 1345.659319][ T32] r5:856c638c r4:856c6000 ** 4 printk messages dropped ** [ 1345.659522][ T32] r4:8552ec00 ** 5 printk messages dropped ** [ 1345.659843][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1345.671641][ T32] r10:8280c9b4 r9:84b7bc00 r8:80200be4 r7:e08d9d54 r6:ffffffff r5:84b7bc00 ** 8 printk messages dropped ** [ 1345.672040][ T32] r4:82ac11e4 ** 4 printk messages dropped ** [ 1345.672320][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9b40 ** 2 printk messages dropped ** [ 1345.672421][ T32] r9:83018005 r8:84b7bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f09d000 [ 1345.672442][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1345.672527][ T32] r5:00001000 r4:e06eb000 [ 1345.672549][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1345.672588][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.672627][ T32] r5:8512438c r4:85124000 [ 1345.672646][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1345.672688][ T32] r7:dddced40 r6:83018000 r5:8512438c r4:84b0bd00 [ 1345.672726][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1345.672783][ T32] r10:61c88647 r9:84b7bc00 r8:84b0bd2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1345.672807][ T32] r4:84b0bd00 [ 1345.672826][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1345.672870][ T32] r10:00000000 r9:84b0bd00 r8:8027ecf4 r7:e08b1e60 r6:85024500 r5:84b7bc00 [ 1345.672922][ T32] r4:00000001 [ 1345.672944][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.673002][ T32] Exception stack(0xe08d9fb0 to 0xe08d9ff8) [ 1345.673074][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1345.673113][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.673161][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.673194][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1345.673226][ T32] r4:850d9a80 [ 1345.673251][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.673282][ T32] INFO: task kworker/0:927:5834 blocked for more than 472 seconds. [ 1345.673314][ T32] Not tainted 6.15.0-syzkaller #0 [ 1345.673338][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.673380][ T32] task:kworker/0:927 state:D stack:0 pid:5834 tgid:5834 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.673437][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.673477][ T32] Call trace: [ 1345.673599][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1345.673673][ T32] r10:829189c0 r9:ec8ddd84 r8:00000002 r7:60000013 r6:ec8ddd8c r5:85695400 [ 1345.673706][ T32] r4:85695400 [ 1345.673731][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1345.673781][ T32] r5:85695400 r4:829189bc [ 1345.673824][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.673867][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.673960][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec8dde08 [ 1345.674006][ T32] r4:00000000 [ 1345.674044][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1345.674091][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1345.674140][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1345.674182][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85751cc0 [ 1345.674205][ T32] r4:00000000 [ 1345.674267][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1345.674314][ T32] r9:83018005 r8:85695400 r7:00000000 r6:83018000 r5:00001000 r4:7f0b9000 [ 1345.674347][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1345.674388][ T32] r5:00001000 r4:ec8e5000 [ 1345.674407][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1345.674443][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.674480][ T32] r5:856c678c r4:856c6400 [ 1345.674499][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) ** 6 printk messages dropped ** [ 1345.674727][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1345.674899][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1345.675814][ T32] r10:8280c9b4 r9:84b7bc00 r8:80200be4 r7:e08d9d54 r6:ffffffff r5:84b7bc00 ** 8 printk messages dropped ** [ 1345.676131][ T32] r4:82ac11e4 ** 4 printk messages dropped ** [ 1345.676314][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9b40 ** 9 printk messages dropped ** [ 1345.676769][ T32] r7:dddced40 r6:83018000 r5:8512438c r4:84b0bd00 ** 7 printk messages dropped ** [ 1345.677104][ T32] Exception stack(0xe08d9fb0 to 0xe08d9ff8) ** 1 printk messages dropped ** [ 1345.677180][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.677230][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.677261][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1345.677304][ T32] r4:850d9a80 [ 1345.677349][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.677381][ T32] INFO: task kworker/0:928:5835 blocked for more than 472 seconds. [ 1345.677431][ T32] Not tainted 6.15.0-syzkaller #0 [ 1345.677466][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.677508][ T32] task:kworker/0:928 state:D stack:0 pid:5835 tgid:5835 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.677558][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.677623][ T32] Call trace: [ 1345.677665][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1345.677709][ T32] r10:829189c0 r9:ec879d84 r8:00000002 r7:60000013 r6:ec879d8c r5:85696000 [ 1345.677731][ T32] r4:85696000 [ 1345.677771][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1345.677880][ T32] r5:85696000 r4:829189bc [ 1345.677903][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.677944][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.677988][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec879e08 [ 1345.678030][ T32] r4:00000000 [ 1345.678053][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1345.678118][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1345.678159][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1345.678201][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854665c0 [ 1345.678233][ T32] r4:00000000 [ 1345.678255][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1345.678295][ T32] r9:83018005 r8:85696000 r7:00000000 r6:83018000 r5:00001000 r4:7f0bf000 [ 1345.678315][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1345.678372][ T32] r5:00001000 r4:ec909000 [ 1345.678416][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1345.678457][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.678493][ T32] r5:856c738c r4:856c7000 [ 1345.678512][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1345.678580][ T32] r7:dddced40 r6:83018000 r5:856c738c r4:8552ee00 [ 1345.678603][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1345.678647][ T32] r10:61c88647 r9:85696000 r8:8552ee2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1345.678668][ T32] r4:8552ee00 [ 1345.678696][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1345.678741][ T32] r10:00000000 r9:8552ee00 r8:8027ecf4 r7:ec8b9e60 r6:8552ee80 r5:85696000 [ 1345.678764][ T32] r4:00000001 [ 1345.678782][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.678815][ T32] Exception stack(0xec879fb0 to 0xec879ff8) [ 1345.678840][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1345.678889][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.678928][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.678958][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1345.678980][ T32] r4:85751ac0 [ 1345.679400][ T32] INFO: task kworker/0:928:5835 is blocked on a mutex likely owned by task kworker/0:315:3960. [ 1345.679459][ T32] task:kworker/0:315 state:R running task stack:0 pid:3960 tgid:3960 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.679520][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.679562][ T32] Call trace: [ 1345.679640][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1345.679710][ T32] r10:8280c9b4 r9:84b7bc00 r8:80200be4 r7:e08d9d54 r6:ffffffff r5:84b7bc00 ** 5 printk messages dropped ** [ 1345.679935][ T32] 9d60: 80050113 ffffffff ** 5 printk messages dropped ** [ 1345.680318][ T32] r4:e08d9dc0 ** 4 printk messages dropped ** [ 1345.680522][ T32] r9:83018005 r8:84b7bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f09d000 ** 8 printk messages dropped ** [ 1345.704533][ T32] r10:61c88647 r9:84b7bc00 r8:84b0bd2c r7:82804d40 r6:dddced40 r5:dddced60 ** 9 printk messages dropped ** [ 1345.704881][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 9 printk messages dropped ** [ 1345.705467][ T32] r10:829189c0 r9:ec8f5d84 r8:00000002 r7:60000113 r6:ec8f5d8c r5:85696c00 ** 2 printk messages dropped ** [ 1345.705575][ T32] r5:85696c00 r4:829189bc ** 3 printk messages dropped ** [ 1345.705726][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1345.705879][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1345.706081][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) ** 9 printk messages dropped ** [ 1345.706431][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1345.706535][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1345.707573][ T32] r10:8280c9b4 r9:84b7bc00 r8:80200be4 r7:e08d9d54 r6:ffffffff r5:84b7bc00 ** 11 printk messages dropped ** [ 1345.708173][ T32] r4:e08d9dc0 ** 4 printk messages dropped ** [ 1345.708479][ T32] r9:83018005 r8:84b7bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f09d000 ** 9 printk messages dropped ** [ 1345.708886][ T32] r4:84b0bd00 ** 6 printk messages dropped ** [ 1345.709150][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.709176][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.709203][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1345.709224][ T32] r4:850d9a80 [ 1345.709243][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.709303][ T32] INFO: task kworker/0:930:5840 blocked for more than 472 seconds. [ 1345.709334][ T32] Not tainted 6.15.0-syzkaller #0 [ 1345.709366][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.709389][ T32] task:kworker/0:930 state:D stack:0 pid:5840 tgid:5840 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.709434][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.709473][ T32] Call trace: [ 1345.709502][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1345.709557][ T32] r10:829189c0 r9:ec90dd84 r8:00000002 r7:60000113 r6:ec90dd8c r5:85693000 [ 1345.709591][ T32] r4:85693000 [ 1345.709613][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1345.709652][ T32] r5:85693000 r4:829189bc [ 1345.709680][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.709740][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.709809][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec90de08 [ 1345.709835][ T32] r4:00000000 [ 1345.709854][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1345.709892][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1345.709950][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1345.710033][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85771100 [ 1345.710059][ T32] r4:00000000 [ 1345.710078][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1345.710135][ T32] r9:83018005 r8:85693000 r7:00000000 r6:83018000 r5:00001000 r4:7f0c1000 [ 1345.710159][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1345.710197][ T32] r5:00001000 r4:ec915000 [ 1345.710236][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1345.710298][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.710382][ T32] r5:856c778c r4:856c7400 [ 1345.710426][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1345.710499][ T32] r7:dddced40 r6:83018000 r5:856c778c r4:85772000 [ 1345.710555][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1345.731224][ T32] r10:61c88647 r9:85693000 r8:8577202c r7:82804d40 r6:dddced40 r5:dddced60 [ 1345.731270][ T32] r4:85772000 [ 1345.731293][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1345.731363][ T32] r10:00000000 r9:85772000 r8:8027ecf4 r7:ec879e60 r6:85772080 r5:85693000 [ 1345.731413][ T32] r4:00000001 [ 1345.731436][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.731496][ T32] Exception stack(0xec90dfb0 to 0xec90dff8) [ 1345.731552][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1345.731607][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.731637][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.731667][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1345.731709][ T32] r4:85771040 [ 1345.732271][ T32] INFO: task kworker/0:930:5840 is blocked on a mutex likely owned by task kworker/0:315:3960. [ 1345.732311][ T32] task:kworker/0:315 state:R running task stack:0 pid:3960 tgid:3960 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.732443][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.732531][ T32] Call trace: [ 1345.732562][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1345.732613][ T32] r10:8280c9b4 r9:84b7bc00 r8:80200be4 r7:e08d9d54 r6:ffffffff r5:84b7bc00 [ 1345.732637][ T32] r4:00000000 [ 1345.732722][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.732768][ T32] Exception stack(0xe08d9d20 to 0xe08d9d68) [ 1345.732818][ T32] 9d20: a1468000 e06bf000 00000001 80239b98 7f325000 00000001 82ac11c4 82ac05a0 [ 1345.732924][ T32] 9d40: 7f325000 e06bf000 8280c9b4 e08d9d9c e08d9da0 e08d9d70 80230ad4 80239bb0 [ 1345.732995][ T32] 9d60: 80050113 ffffffff [ 1345.733032][ T32] r5:80050113 r4:80239bb0 [ 1345.733055][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1345.733104][ T32] r4:82ac11e4 [ 1345.733125][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.733187][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08d9dc0 r5:e08d9e08 [ 1345.733256][ T32] r4:e08d9dc0 [ 1345.733306][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1345.733352][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9b40 [ 1345.733373][ T32] r4:00000000 [ 1345.733401][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1345.733448][ T32] r9:83018005 r8:84b7bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f09d000 [ 1345.733489][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1345.733534][ T32] r5:00001000 r4:e06eb000 [ 1345.733580][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1345.733623][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.733674][ T32] r5:8512438c r4:85124000 [ 1345.733696][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) ** 7 printk messages dropped ** [ 1345.734034][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 10 printk messages dropped ** [ 1345.734505][ T32] task:kworker/0:931 state:D stack:0 pid:5843 tgid:5843 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1345.734820][ T32] r5:85691800 r4:829189bc ** 1 printk messages dropped ** [ 1345.734962][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.735017][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec925e08 [ 1345.735050][ T32] r4:00000000 [ 1345.735143][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1345.735212][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1345.735253][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1345.735295][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85771300 [ 1345.735316][ T32] r4:00000000 [ 1345.735335][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1345.735375][ T32] r9:83018005 r8:85691800 r7:00000000 r6:83018000 r5:00001000 r4:7f029000 [ 1345.735446][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1345.735508][ T32] r5:00001000 r4:dfb27000 [ 1345.735531][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1345.735569][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.735607][ T32] r5:856c7b8c r4:856c7800 [ 1345.735626][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1345.735667][ T32] r7:dddced40 r6:83018000 r5:856c7b8c r4:85772100 [ 1345.735704][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1345.735751][ T32] r10:61c88647 r9:85691800 r8:8577212c r7:82804d40 r6:dddced40 r5:dddced60 [ 1345.735793][ T32] r4:85772100 [ 1345.735900][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1345.735946][ T32] r10:00000000 r9:85772100 r8:8027ecf4 r7:ec90de60 r6:85772180 r5:85691800 [ 1345.735967][ T32] r4:00000001 [ 1345.735985][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.736080][ T32] Exception stack(0xec925fb0 to 0xec925ff8) [ 1345.736141][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1345.736223][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.736252][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.736300][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1345.736335][ T32] r4:85771240 [ 1345.736717][ T32] INFO: task kworker/0:931:5843 is blocked on a mutex likely owned by task kworker/0:315:3960. [ 1345.736773][ T32] task:kworker/0:315 state:R running task stack:0 pid:3960 tgid:3960 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.736857][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.736901][ T32] Call trace: [ 1345.736986][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1345.737083][ T32] r10:8280c9b4 r9:84b7bc00 r8:80200be4 r7:e08d9d54 r6:ffffffff r5:84b7bc00 [ 1345.737115][ T32] r4:00000000 [ 1345.737135][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.737175][ T32] Exception stack(0xe08d9d20 to 0xe08d9d68) [ 1345.737224][ T32] 9d20: a1468000 e06bf000 00000001 80239b98 7f325000 00000001 82ac11c4 82ac05a0 ** 1 printk messages dropped ** [ 1345.737279][ T32] 9d60: 80050113 ffffffff ** 5 printk messages dropped ** [ 1345.737505][ T32] r4:e08d9dc0 ** 6 printk messages dropped ** [ 1345.737870][ T32] r5:00001000 r4:e06eb000 ** 5 printk messages dropped ** [ 1345.738123][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1345.738822][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1345.739265][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1345.739567][ T32] r5:85692400 r4:829189bc [ 1345.739605][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.739650][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) ** 4 printk messages dropped ** [ 1345.739837][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) ** 9 printk messages dropped ** [ 1345.740238][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) ** 9 printk messages dropped ** [ 1345.771060][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1345.772124][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) ** 8 printk messages dropped ** [ 1345.772574][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1345.772624][ T32] r4:82ac11e4 [ 1345.772644][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.772685][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08d9dc0 r5:e08d9e08 [ 1345.772744][ T32] r4:e08d9dc0 [ 1345.772767][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1345.772808][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9b40 [ 1345.772851][ T32] r4:00000000 [ 1345.772876][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1345.772948][ T32] r9:83018005 r8:84b7bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f09d000 [ 1345.772970][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1345.773011][ T32] r5:00001000 r4:e06eb000 [ 1345.773053][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1345.773124][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.773167][ T32] r5:8512438c r4:85124000 [ 1345.773187][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1345.773231][ T32] r7:dddced40 r6:83018000 r5:8512438c r4:84b0bd00 [ 1345.773273][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1345.773343][ T32] r10:61c88647 r9:84b7bc00 r8:84b0bd2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1345.773368][ T32] r4:84b0bd00 [ 1345.773387][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1345.773433][ T32] r10:00000000 r9:84b0bd00 r8:8027ecf4 r7:e08b1e60 r6:85024500 r5:84b7bc00 [ 1345.773477][ T32] r4:00000001 [ 1345.773498][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.773582][ T32] Exception stack(0xe08d9fb0 to 0xe08d9ff8) [ 1345.773614][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1345.773671][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.773721][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.773794][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1345.773865][ T32] r4:850d9a80 [ 1345.773910][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.773943][ T32] INFO: task kworker/0:933:5846 blocked for more than 472 seconds. [ 1345.773988][ T32] Not tainted 6.15.0-syzkaller #0 [ 1345.774018][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.774040][ T32] task:kworker/0:933 state:D stack:0 pid:5846 tgid:5846 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.774162][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.774316][ T32] Call trace: [ 1345.774351][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1345.774397][ T32] r10:829189c0 r9:ebd99d84 r8:00000002 r7:60000113 r6:ebd99d8c r5:85683000 [ 1345.774419][ T32] r4:85683000 [ 1345.774439][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1345.774478][ T32] r5:85683000 r4:829189bc [ 1345.774498][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.774536][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.774581][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebd99e08 [ 1345.774602][ T32] r4:00000000 [ 1345.774622][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1345.774660][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1345.774698][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1345.774738][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85771680 [ 1345.774760][ T32] r4:00000000 [ 1345.774779][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) ** 5 printk messages dropped ** [ 1345.775135][ T32] r5:856c838c r4:856c8000 ** 3 printk messages dropped ** [ 1345.775299][ T32] r10:61c88647 r9:85683000 r8:8577232c r7:82804d40 r6:dddced40 r5:dddced60 ** 10 printk messages dropped ** [ 1345.775664][ T32] r4:85771440 ** 4 printk messages dropped ** [ 1345.776349][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) ** 11 printk messages dropped ** [ 1345.776985][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08d9dc0 r5:e08d9e08 ** 10 printk messages dropped ** [ 1345.777444][ T32] r5:8512438c r4:85124000 ** 3 printk messages dropped ** [ 1345.777712][ T32] r10:61c88647 r9:84b7bc00 r8:84b0bd2c r7:82804d40 r6:dddced40 r5:dddced60 ** 8 printk messages dropped ** [ 1345.778288][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1345.778899][ T32] task:kworker/0:934 state:D stack:0 pid:5849 tgid:5849 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1345.779430][ T32] r5:848e6c00 r4:829189bc ** 1 printk messages dropped ** [ 1345.779584][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) ** 7 printk messages dropped ** [ 1345.780375][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) ** 7 printk messages dropped ** [ 1345.802470][ T32] r7:dddced40 r6:83018000 r5:856c9b8c r4:85772400 ** 6 printk messages dropped ** [ 1345.802944][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 8 printk messages dropped ** [ 1345.803998][ T32] Workqueue: events bpf_prog_free_deferred ** 1 printk messages dropped ** [ 1345.804174][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1345.804231][ T32] r10:8280c9b4 r9:84b7bc00 r8:80200be4 r7:e08d9d54 r6:ffffffff r5:84b7bc00 [ 1345.804255][ T32] r4:00000000 [ 1345.804275][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.804316][ T32] Exception stack(0xe08d9d20 to 0xe08d9d68) [ 1345.804419][ T32] 9d20: a1e7c000 e06bf000 00000001 80239b98 7f325000 00000001 82ac11c4 82ac05a0 [ 1345.804513][ T32] 9d40: 7f325000 e06bf000 8280c9b4 e08d9d9c e08d9da0 e08d9d70 80230ad4 80239bb0 [ 1345.804611][ T32] 9d60: 80050113 ffffffff [ 1345.804637][ T32] r5:80050113 r4:80239bb0 [ 1345.804706][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1345.804774][ T32] r4:82ac11e4 [ 1345.804885][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.804958][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08d9dc0 r5:e08d9e08 [ 1345.804985][ T32] r4:e08d9dc0 [ 1345.805057][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1345.805193][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9b40 [ 1345.805235][ T32] r4:00000000 [ 1345.805258][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1345.805330][ T32] r9:83018005 r8:84b7bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f09d000 [ 1345.805358][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1345.805403][ T32] r5:00001000 r4:e06eb000 [ 1345.805449][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1345.805492][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.805532][ T32] r5:8512438c r4:85124000 [ 1345.805579][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1345.805654][ T32] r7:dddced40 r6:83018000 r5:8512438c r4:84b0bd00 [ 1345.805680][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1345.805753][ T32] r10:61c88647 r9:84b7bc00 r8:84b0bd2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1345.805779][ T32] r4:84b0bd00 [ 1345.805828][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1345.805876][ T32] r10:00000000 r9:84b0bd00 r8:8027ecf4 r7:e08b1e60 r6:85024500 r5:84b7bc00 [ 1345.805899][ T32] r4:00000001 [ 1345.805919][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.805954][ T32] Exception stack(0xe08d9fb0 to 0xe08d9ff8) [ 1345.806005][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1345.806038][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.806067][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.806104][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1345.806181][ T32] r4:850d9a80 [ 1345.806210][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.806244][ T32] INFO: task kworker/0:935:5850 blocked for more than 472 seconds. [ 1345.806478][ T32] Not tainted 6.15.0-syzkaller #0 [ 1345.806510][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.806532][ T32] task:kworker/0:935 state:D stack:0 pid:5850 tgid:5850 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.806581][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.806690][ T32] Call trace: [ 1345.806841][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1345.806898][ T32] r10:829189c0 r9:ec615d84 r8:00000002 r7:60000113 r6:ec615d8c r5:85788000 [ 1345.806922][ T32] r4:85788000 [ 1345.806941][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1345.806983][ T32] r5:85788000 r4:829189bc [ 1345.807043][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.807100][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.807184][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec615e08 [ 1345.807209][ T32] r4:00000000 [ 1345.807229][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1345.807287][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1345.807330][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1345.807371][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857717c0 [ 1345.807475][ T32] r4:00000000 [ 1345.807497][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1345.807539][ T32] r9:83018005 r8:85788000 r7:00000000 r6:83018000 r5:00001000 r4:7f02f000 [ 1345.807560][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1345.807597][ T32] r5:00001000 r4:eb02d000 [ 1345.807654][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1345.807754][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.807853][ T32] r5:856c878c r4:856c8400 [ 1345.807935][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1345.808005][ T32] r7:dddced40 r6:83018000 r5:856c878c r4:85772500 [ 1345.808030][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1345.808085][ T32] r10:61c88647 r9:85788000 r8:8577252c r7:82804d40 r6:dddced40 r5:dddced60 [ 1345.808139][ T32] r4:85772500 [ 1345.808162][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1345.808223][ T32] r10:00000000 r9:85772500 r8:8027ecf4 r7:ec611e60 r6:85772580 r5:85788000 [ 1345.808320][ T32] r4:00000001 [ 1345.808418][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.808517][ T32] Exception stack(0xec615fb0 to 0xec615ff8) [ 1345.808547][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1345.808621][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 1 printk messages dropped ** [ 1345.808878][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 10 printk messages dropped ** [ 1345.809947][ T32] 9d20: a1e7c000 e06bf000 00000001 80239b98 7f325000 00000001 82ac11c4 82ac05a0 ** 7 printk messages dropped ** [ 1345.810224][ T32] r4:e08d9dc0 ** 6 printk messages dropped ** [ 1345.832960][ T32] r5:00001000 r4:e06eb000 ** 5 printk messages dropped ** [ 1345.833245][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1345.833612][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1345.833956][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1345.834208][ T32] r5:85788c00 r4:829189bc [ 1345.834227][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 5 printk messages dropped ** [ 1345.834518][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) ** 8 printk messages dropped ** [ 1345.835009][ T32] r5:856c8b8c r4:856c8800 ** 3 printk messages dropped ** [ 1345.835234][ T32] r10:61c88647 r9:85788c00 r8:8577262c r7:82804d40 r6:dddced40 r5:dddced60 ** 9 printk messages dropped ** [ 1345.835635][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1345.835660][ T32] r4:857718c0 [ 1345.836230][ T32] INFO: task kworker/0:936:5851 is blocked on a mutex likely owned by task kworker/0:315:3960. [ 1345.836270][ T32] task:kworker/0:315 state:R running task stack:0 pid:3960 tgid:3960 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.836378][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.836478][ T32] Call trace: [ 1345.836619][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1345.836675][ T32] r10:8280c9b4 r9:84b7bc00 r8:80200be4 r7:e08d9d54 r6:ffffffff r5:84b7bc00 [ 1345.836700][ T32] r4:00000000 [ 1345.836747][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.836835][ T32] Exception stack(0xe08d9d20 to 0xe08d9d68) [ 1345.836895][ T32] 9d20: a2148000 e06bf000 00000001 80239b98 7f325000 00000001 82ac11c4 82ac05a0 [ 1345.836929][ T32] 9d40: 7f325000 e06bf000 8280c9b4 e08d9d9c e08d9da0 e08d9d70 80230ad4 80239bb0 [ 1345.836955][ T32] 9d60: 80050113 ffffffff [ 1345.836979][ T32] r5:80050113 r4:80239bb0 [ 1345.837049][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1345.837113][ T32] r4:82ac11e4 [ 1345.837134][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.837176][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08d9dc0 r5:e08d9e08 [ 1345.837209][ T32] r4:e08d9dc0 [ 1345.837232][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1345.837286][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9b40 [ 1345.837336][ T32] r4:00000000 [ 1345.837359][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1345.837428][ T32] r9:83018005 r8:84b7bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f09d000 [ 1345.837453][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1345.837493][ T32] r5:00001000 r4:e06eb000 [ 1345.837513][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1345.837595][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.837664][ T32] r5:8512438c r4:85124000 [ 1345.837686][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1345.837731][ T32] r7:dddced40 r6:83018000 r5:8512438c r4:84b0bd00 [ 1345.837751][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1345.837795][ T32] r10:61c88647 r9:84b7bc00 r8:84b0bd2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1345.837841][ T32] r4:84b0bd00 [ 1345.837864][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1345.837909][ T32] r10:00000000 r9:84b0bd00 r8:8027ecf4 r7:e08b1e60 r6:85024500 r5:84b7bc00 [ 1345.837930][ T32] r4:00000001 [ 1345.837948][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.837982][ T32] Exception stack(0xe08d9fb0 to 0xe08d9ff8) [ 1345.838006][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1345.838059][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.838099][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.838127][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1345.838150][ T32] r4:850d9a80 [ 1345.838171][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.838197][ T32] INFO: task kworker/0:937:5853 blocked for more than 472 seconds. [ 1345.838237][ T32] Not tainted 6.15.0-syzkaller #0 [ 1345.838315][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.838350][ T32] task:kworker/0:937 state:D stack:0 pid:5853 tgid:5853 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.838397][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.838521][ T32] Call trace: [ 1345.838609][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1345.838658][ T32] r10:829189c0 r9:ec645d84 r8:00000002 r7:60000113 r6:ec645d8c r5:85789800 ** 2 printk messages dropped ** [ 1345.838775][ T32] r5:85789800 r4:829189bc [ 1345.838795][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.838858][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) ** 7 printk messages dropped ** [ 1345.839298][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) ** 6 printk messages dropped ** [ 1345.839589][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) ** 9 printk messages dropped ** [ 1345.840104][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1345.872337][ T32] Call trace: ** 2 printk messages dropped ** [ 1345.872909][ T32] r4:00000000 [ 1345.873241][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.873306][ T32] Exception stack(0xe08d9d20 to 0xe08d9d68) [ 1345.873340][ T32] 9d20: a2794000 e06bf000 00000001 80239b98 7f325000 00000001 82ac11c4 82ac05a0 [ 1345.873370][ T32] 9d40: 7f325000 e06bf000 8280c9b4 e08d9d9c e08d9da0 e08d9d70 80230ad4 80239bb0 [ 1345.873394][ T32] 9d60: 80050113 ffffffff [ 1345.873567][ T32] r5:80050113 r4:80239bb0 [ 1345.873665][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1345.873714][ T32] r4:82ac11e4 [ 1345.873734][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.873776][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08d9dc0 r5:e08d9e08 [ 1345.873798][ T32] r4:e08d9dc0 [ 1345.873817][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1345.873943][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9b40 [ 1345.873969][ T32] r4:00000000 [ 1345.874013][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1345.874062][ T32] r9:83018005 r8:84b7bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f09d000 [ 1345.874091][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1345.874137][ T32] r5:00001000 r4:e06eb000 [ 1345.874158][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1345.874242][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.874340][ T32] r5:8512438c r4:85124000 [ 1345.874371][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1345.874418][ T32] r7:dddced40 r6:83018000 r5:8512438c r4:84b0bd00 [ 1345.874439][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1345.874541][ T32] r10:61c88647 r9:84b7bc00 r8:84b0bd2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1345.874568][ T32] r4:84b0bd00 [ 1345.874639][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1345.874688][ T32] r10:00000000 r9:84b0bd00 r8:8027ecf4 r7:e08b1e60 r6:85024500 r5:84b7bc00 [ 1345.874737][ T32] r4:00000001 [ 1345.874761][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.874797][ T32] Exception stack(0xe08d9fb0 to 0xe08d9ff8) [ 1345.874824][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1345.874851][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.874916][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.875086][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1345.875155][ T32] r4:850d9a80 [ 1345.875185][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.875258][ T32] INFO: task kworker/0:938:5856 blocked for more than 472 seconds. [ 1345.875299][ T32] Not tainted 6.15.0-syzkaller #0 ** 2 printk messages dropped ** [ 1345.875396][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1345.875957][ T32] r5:8578a400 r4:829189bc [ 1345.875980][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1345.876173][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1345.876354][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) ** 8 printk messages dropped ** [ 1345.876893][ T32] r5:856c938c r4:856c9000 ** 3 printk messages dropped ** [ 1345.877080][ T32] r10:61c88647 r9:8578a400 r8:8577282c r7:82804d40 r6:dddced40 r5:dddced60 ** 7 printk messages dropped ** [ 1345.877561][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1345.878278][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1345.878580][ T32] 9d40: 7f325000 e06bf000 8280c9b4 e08d9d9c e08d9da0 e08d9d70 80230ad4 80239bb0 ** 9 printk messages dropped ** [ 1345.879041][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1345.879736][ T32] r5:8512438c r4:85124000 ** 3 printk messages dropped ** [ 1345.879868][ T32] r10:61c88647 r9:84b7bc00 r8:84b0bd2c r7:82804d40 r6:dddced40 r5:dddced60 ** 7 printk messages dropped ** [ 1345.880269][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1345.892589][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1345.893130][ T32] r5:8578b000 r4:829189bc [ 1345.893151][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.893240][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.893292][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec691e08 [ 1345.893339][ T32] r4:00000000 [ 1345.893412][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1345.893453][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1345.893493][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1345.893562][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85771e40 [ 1345.893611][ T32] r4:00000000 [ 1345.893634][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1345.893678][ T32] r9:83018005 r8:8578b000 r7:00000000 r6:83018000 r5:00001000 r4:7f037000 [ 1345.893699][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1345.893762][ T32] r5:00001000 r4:eb4c3000 [ 1345.893812][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1345.893880][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.893922][ T32] r5:856c978c r4:856c9400 [ 1345.893967][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1345.894015][ T32] r7:dddced40 r6:83018000 r5:856c978c r4:85772900 [ 1345.894039][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1345.894090][ T32] r10:61c88647 r9:8578b000 r8:8577292c r7:82804d40 r6:dddced40 r5:dddced60 [ 1345.894113][ T32] r4:85772900 [ 1345.894171][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1345.894269][ T32] r10:00000000 r9:85772900 r8:8027ecf4 r7:ec611e60 r6:85772980 r5:8578b000 [ 1345.894321][ T32] r4:00000001 [ 1345.894343][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.894457][ T32] Exception stack(0xec691fb0 to 0xec691ff8) [ 1345.894488][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1345.894569][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.894616][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.894690][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1345.894716][ T32] r4:85771c40 [ 1345.895354][ T32] INFO: task kworker/0:939:5859 is blocked on a mutex likely owned by task kworker/0:315:3960. [ 1345.895428][ T32] task:kworker/0:315 state:R running task stack:0 pid:3960 tgid:3960 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.895525][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.895598][ T32] Call trace: [ 1345.895628][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1345.895678][ T32] r10:8280c9b4 r9:84b7bc00 r8:80200be4 r7:e08d9d54 r6:ffffffff r5:84b7bc00 [ 1345.895727][ T32] r4:00000000 [ 1345.895778][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.895822][ T32] Exception stack(0xe08d9d20 to 0xe08d9d68) [ 1345.895851][ T32] 9d20: a2794000 e06bf000 00000001 80239b98 7f325000 00000001 82ac11c4 82ac05a0 [ 1345.895905][ T32] 9d40: 7f325000 e06bf000 8280c9b4 e08d9d9c e08d9da0 e08d9d70 80230ad4 80239bb0 [ 1345.896020][ T32] 9d60: 80050113 ffffffff [ 1345.896072][ T32] r5:80050113 r4:80239bb0 [ 1345.896103][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1345.896172][ T32] r4:82ac11e4 [ 1345.896221][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.896272][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08d9dc0 r5:e08d9e08 [ 1345.896295][ T32] r4:e08d9dc0 [ 1345.896314][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1345.896355][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9b40 [ 1345.896377][ T32] r4:00000000 [ 1345.896396][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1345.896436][ T32] r9:83018005 r8:84b7bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f09d000 [ 1345.896457][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1345.896507][ T32] r5:00001000 r4:e06eb000 [ 1345.896540][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1345.896583][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.896621][ T32] r5:8512438c r4:85124000 [ 1345.896639][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1345.896681][ T32] r7:dddced40 r6:83018000 r5:8512438c r4:84b0bd00 [ 1345.896701][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1345.896770][ T32] r10:61c88647 r9:84b7bc00 r8:84b0bd2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1345.896796][ T32] r4:84b0bd00 [ 1345.896814][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1345.896858][ T32] r10:00000000 r9:84b0bd00 r8:8027ecf4 r7:e08b1e60 r6:85024500 r5:84b7bc00 [ 1345.896892][ T32] r4:00000001 [ 1345.896914][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.896949][ T32] Exception stack(0xe08d9fb0 to 0xe08d9ff8) [ 1345.897054][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1345.897128][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1345.897291][ T32] INFO: task kworker/0:940:5860 blocked for more than 472 seconds. ** 9 printk messages dropped ** [ 1345.897807][ T32] r5:8578bc00 r4:829189bc [ 1345.897843][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.897898][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.897943][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec67de08 [ 1345.897964][ T32] r4:00000000 [ 1345.897983][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1345.898049][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1345.898095][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1345.898136][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8574fe40 [ 1345.898157][ T32] r4:00000000 [ 1345.898213][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1345.898257][ T32] r9:83018005 r8:8578bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f06b000 [ 1345.898277][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1345.898316][ T32] r5:00001000 r4:eb639000 [ 1345.898334][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1345.898372][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.898409][ T32] r5:856c9f8c r4:856c9c00 [ 1345.898427][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1345.898468][ T32] r7:dddced40 r6:83018000 r5:856c9f8c r4:85772a00 [ 1345.898584][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1345.898686][ T32] r10:61c88647 r9:8578bc00 r8:85772a2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1345.898712][ T32] r4:85772a00 [ 1345.898760][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1345.898807][ T32] r10:00000000 r9:85772a00 r8:8027ecf4 r7:ec611e60 r6:85772a80 r5:8578bc00 [ 1345.898829][ T32] r4:00000001 [ 1345.898847][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.899087][ T32] Exception stack(0xec67dfb0 to 0xec67dff8) [ 1345.899158][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1345.899273][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.899304][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.899351][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1345.899376][ T32] r4:85771c40 [ 1345.899841][ T32] INFO: task kworker/0:940:5860 is blocked on a mutex likely owned by task kworker/0:315:3960. [ 1345.899880][ T32] task:kworker/0:315 state:R running task stack:0 pid:3960 tgid:3960 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 7 printk messages dropped ** [ 1345.900504][ T32] 9d20: a2794000 e06bf000 00000001 80239b98 7f325000 00000001 82ac11c4 82ac05a0 ** 7 printk messages dropped ** [ 1345.925785][ T32] r4:e08d9dc0 ** 6 printk messages dropped ** [ 1345.926114][ T32] r5:00001000 r4:e06eb000 ** 5 printk messages dropped ** [ 1345.926356][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1345.926742][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1345.927086][ T32] task:kworker/0:941 state:D stack:0 pid:5862 tgid:5862 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1345.927510][ T32] r5:8578c800 r4:829189bc ** 1 printk messages dropped ** [ 1345.927593][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1345.927997][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) ** 7 printk messages dropped ** [ 1345.928367][ T32] r10:61c88647 r9:8578c800 r8:85772b2c r7:82804d40 r6:dddced40 r5:dddced60 ** 7 printk messages dropped ** [ 1345.928663][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1345.929971][ T32] r10:8280c9b4 r9:84b7bc00 r8:80200be4 r7:e08d9d54 r6:ffffffff r5:84b7bc00 ** 5 printk messages dropped ** [ 1345.930274][ T32] 9d60: 80050113 ffffffff [ 1345.930371][ T32] r5:80050113 r4:80239bb0 [ 1345.930402][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1345.930444][ T32] r4:82ac11e4 [ 1345.930489][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.948362][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08d9dc0 r5:e08d9e08 [ 1345.948467][ T32] r4:e08d9dc0 [ 1345.948492][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1345.948574][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9b40 [ 1345.948605][ T32] r4:00000000 [ 1345.948625][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1345.948669][ T32] r9:83018005 r8:84b7bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f09d000 [ 1345.948690][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1345.948771][ T32] r5:00001000 r4:e06eb000 [ 1345.948795][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1345.948875][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.948974][ T32] r5:8512438c r4:85124000 [ 1345.948998][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1345.949084][ T32] r7:dddced40 r6:83018000 r5:8512438c r4:84b0bd00 [ 1345.949112][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1345.949184][ T32] r10:61c88647 r9:84b7bc00 r8:84b0bd2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1345.949277][ T32] r4:84b0bd00 [ 1345.949300][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1345.949346][ T32] r10:00000000 r9:84b0bd00 r8:8027ecf4 r7:e08b1e60 r6:85024500 r5:84b7bc00 [ 1345.949367][ T32] r4:00000001 [ 1345.949386][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.949421][ T32] Exception stack(0xe08d9fb0 to 0xe08d9ff8) [ 1345.949475][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1345.949507][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.949535][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.949564][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1345.949585][ T32] r4:850d9a80 [ 1345.949650][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.949754][ T32] INFO: task kworker/0:942:5864 blocked for more than 472 seconds. [ 1345.949858][ T32] Not tainted 6.15.0-syzkaller #0 [ 1345.949887][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.949909][ T32] task:kworker/0:942 state:D stack:0 pid:5864 tgid:5864 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.949965][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.950007][ T32] Call trace: [ 1345.950038][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1345.950093][ T32] r10:829189c0 r9:ec6b1d84 r8:00000002 r7:60000113 r6:ec6b1d8c r5:8578d400 [ 1345.950116][ T32] r4:8578d400 [ 1345.950135][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1345.950201][ T32] r5:8578d400 r4:829189bc [ 1345.950228][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.950288][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.950337][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec6b1e08 [ 1345.950385][ T32] r4:00000000 [ 1345.950407][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1345.950445][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1345.950724][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1345.961298][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857c0040 [ 1345.961346][ T32] r4:00000000 [ 1345.961369][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1345.961463][ T32] r9:83018005 r8:8578d400 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 [ 1345.961490][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1345.961559][ T32] r5:00001000 r4:eb78b000 [ 1345.961602][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1345.961843][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.961892][ T32] r5:856ca38c r4:856ca000 [ 1345.961939][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1345.961987][ T32] r7:dddced40 r6:83018000 r5:856ca38c r4:85772c00 [ 1345.962034][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) ** 1 printk messages dropped ** [ 1345.962111][ T32] r4:85772c00 ** 5 printk messages dropped ** [ 1345.962490][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1345.963326][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1345.964036][ T32] 9d60: 80050113 ffffffff ** 5 printk messages dropped ** [ 1345.964276][ T32] r4:e08d9dc0 ** 4 printk messages dropped ** [ 1345.964547][ T32] r9:83018005 r8:84b7bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f09d000 ** 7 printk messages dropped ** [ 1345.964994][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1345.965394][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1345.965668][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1345.965924][ T32] r5:8578e000 r4:829189bc [ 1345.965946][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 5 printk messages dropped ** [ 1345.966335][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) ** 4 printk messages dropped ** [ 1345.966509][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1345.966547][ T32] r5:00001000 r4:eb873000 [ 1345.966820][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1345.966863][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.966900][ T32] r5:856cb78c r4:856cb400 [ 1345.966933][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1345.966978][ T32] r7:dddced40 r6:83018000 r5:856cb78c r4:85772d00 [ 1345.967052][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1345.967139][ T32] r10:61c88647 r9:8578e000 r8:85772d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1345.967173][ T32] r4:85772d00 [ 1345.967204][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1345.967275][ T32] r10:00000000 r9:85772d00 r8:8027ecf4 r7:ec6a1e60 r6:85772d80 r5:8578e000 [ 1345.967300][ T32] r4:00000001 [ 1345.967327][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.967361][ T32] Exception stack(0xec6bdfb0 to 0xec6bdff8) [ 1345.967386][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1345.967414][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.967440][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.967469][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1345.967490][ T32] r4:857c0200 [ 1345.967872][ T32] INFO: task kworker/0:943:5867 is blocked on a mutex likely owned by task kworker/0:315:3960. [ 1345.967906][ T32] task:kworker/0:315 state:R running task stack:0 pid:3960 tgid:3960 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.968023][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.968142][ T32] Call trace: [ 1345.968175][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1345.968223][ T32] r10:8280c9b4 r9:84b7bc00 r8:80200be4 r7:e08d9d54 r6:ffffffff r5:84b7bc00 [ 1345.968246][ T32] r4:00000000 [ 1345.968265][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.968303][ T32] Exception stack(0xe08d9d20 to 0xe08d9d68) [ 1345.968331][ T32] 9d20: a2ef5000 e06bf000 00000001 80239b98 7f325000 00000001 82ac11c4 82ac05a0 [ 1345.968437][ T32] 9d40: 7f325000 e06bf000 8280c9b4 e08d9d9c e08d9da0 e08d9d70 80230ad4 80239bb0 [ 1345.968617][ T32] 9d60: 80050113 ffffffff [ 1345.968644][ T32] r5:80050113 r4:80239bb0 [ 1345.968664][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1345.968705][ T32] r4:82ac11e4 [ 1345.968724][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.968816][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08d9dc0 r5:e08d9e08 [ 1345.968843][ T32] r4:e08d9dc0 [ 1345.968863][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1345.969069][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9b40 [ 1345.969355][ T32] r4:00000000 [ 1345.969377][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1345.969429][ T32] r9:83018005 r8:84b7bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f09d000 [ 1345.969516][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1345.969584][ T32] r5:00001000 r4:e06eb000 [ 1345.969696][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1345.969738][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.969777][ T32] r5:8512438c r4:85124000 [ 1345.969795][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1345.969984][ T32] r7:dddced40 r6:83018000 r5:8512438c r4:84b0bd00 [ 1345.970008][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1345.970080][ T32] r10:61c88647 r9:84b7bc00 r8:84b0bd2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1345.970114][ T32] r4:84b0bd00 [ 1345.970240][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1345.970290][ T32] r10:00000000 r9:84b0bd00 r8:8027ecf4 r7:e08b1e60 r6:85024500 r5:84b7bc00 [ 1345.970312][ T32] r4:00000001 [ 1345.970400][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.970438][ T32] Exception stack(0xe08d9fb0 to 0xe08d9ff8) [ 1345.970463][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1345.970491][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.991694][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.991804][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1345.991902][ T32] r4:850d9a80 [ 1345.991932][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.992080][ T32] INFO: task kworker/0:944:5868 blocked for more than 472 seconds. [ 1345.992177][ T32] Not tainted 6.15.0-syzkaller #0 [ 1345.992207][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.992230][ T32] task:kworker/0:944 state:D stack:0 pid:5868 tgid:5868 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.992332][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.992406][ T32] Call trace: [ 1345.992447][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1345.992501][ T32] r10:829189c0 r9:ec6c1d84 r8:00000002 r7:60000113 r6:ec6c1d8c r5:8578ec00 [ 1345.992522][ T32] r4:8578ec00 [ 1345.992541][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1345.992581][ T32] r5:8578ec00 r4:829189bc [ 1345.992626][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.992670][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.992716][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec6c1e08 [ 1345.992750][ T32] r4:00000000 [ 1345.992771][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1345.992832][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1345.992879][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1345.992940][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857c04c0 ** 3 printk messages dropped ** [ 1345.993110][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) ** 6 printk messages dropped ** [ 1345.993356][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1345.993804][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1345.994789][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.994966][ T32] Call trace: [ 1345.994998][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1345.995133][ T32] r10:8280c9b4 r9:84b7bc00 r8:80200be4 r7:e08d9d54 r6:ffffffff r5:84b7bc00 [ 1345.995220][ T32] r4:00000000 [ 1345.995243][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.995291][ T32] Exception stack(0xe08d9d20 to 0xe08d9d68) [ 1345.995321][ T32] 9d20: a324d000 e06bf000 00000001 80239b98 7f325000 00000001 82ac11c4 82ac05a0 [ 1345.995349][ T32] 9d40: 7f325000 e06bf000 8280c9b4 e08d9d9c e08d9da0 e08d9d70 80230ad4 80239bb0 [ 1345.995373][ T32] 9d60: 80050113 ffffffff [ 1345.995395][ T32] r5:80050113 r4:80239bb0 [ 1345.995427][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1345.995473][ T32] r4:82ac11e4 [ 1345.995531][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.995626][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08d9dc0 r5:e08d9e08 [ 1345.995803][ T32] r4:e08d9dc0 [ 1345.995827][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1345.995870][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9b40 [ 1345.995891][ T32] r4:00000000 [ 1345.995909][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1345.995949][ T32] r9:83018005 r8:84b7bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f09d000 [ 1345.995970][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1345.996082][ T32] r5:00001000 r4:e06eb000 [ 1345.996120][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1345.996161][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.996199][ T32] r5:8512438c r4:85124000 [ 1345.996218][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1345.996532][ T32] r7:dddced40 r6:83018000 r5:8512438c r4:84b0bd00 [ 1345.996719][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1345.996769][ T32] r10:61c88647 r9:84b7bc00 r8:84b0bd2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1345.996791][ T32] r4:84b0bd00 [ 1345.996809][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1345.996852][ T32] r10:00000000 r9:84b0bd00 r8:8027ecf4 r7:e08b1e60 r6:85024500 r5:84b7bc00 [ 1345.996873][ T32] r4:00000001 [ 1345.996891][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.996937][ T32] Exception stack(0xe08d9fb0 to 0xe08d9ff8) [ 1345.996971][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1345.997000][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.997025][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.997054][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1345.997082][ T32] r4:850d9a80 [ 1345.997136][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.997164][ T32] INFO: task kworker/0:945:5870 blocked for more than 472 seconds. [ 1345.997192][ T32] Not tainted 6.15.0-syzkaller #0 [ 1345.997216][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.997237][ T32] task:kworker/0:945 state:D stack:0 pid:5870 tgid:5870 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.997357][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.997417][ T32] Call trace: [ 1345.997516][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1345.997574][ T32] r10:829189c0 r9:ec6c9d84 r8:00000002 r7:60000013 r6:ec6c9d8c r5:84bf0000 [ 1345.997692][ T32] r4:84bf0000 [ 1345.997802][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1345.997846][ T32] r5:84bf0000 r4:829189bc [ 1345.997866][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.997917][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.997976][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec6c9e08 [ 1345.998012][ T32] r4:00000000 [ 1345.998034][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1345.998088][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1345.998154][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) ** 6 printk messages dropped ** [ 1345.998420][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) ** 10 printk messages dropped ** [ 1345.998852][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 8 printk messages dropped ** [ 1345.999672][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1346.000019][ T32] 9d20: a324d000 e06bf000 00000001 80239b98 7f325000 00000001 82ac11c4 82ac05a0 ** 10 printk messages dropped ** [ 1346.028116][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1346.028333][ T32] r5:00001000 r4:e06eb000 ** 5 printk messages dropped ** [ 1346.028513][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) ** 10 printk messages dropped ** [ 1346.028949][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 9 printk messages dropped ** [ 1346.029818][ T32] r10:829189c0 r9:ec6e1d84 r8:00000002 r7:60000113 r6:ec6e1d8c r5:84bf1800 ** 2 printk messages dropped ** [ 1346.029985][ T32] r5:84bf1800 r4:829189bc ** 2 printk messages dropped ** [ 1346.030142][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec6e1e08 ** 6 printk messages dropped ** [ 1346.030457][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) ** 7 printk messages dropped ** [ 1346.044258][ T32] r7:dddced40 r6:83018000 r5:856cb38c r4:857c9000 [ 1346.044365][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1346.044415][ T32] r10:61c88647 r9:84bf1800 r8:857c902c r7:82804d40 r6:dddced40 r5:dddced60 [ 1346.044459][ T32] r4:857c9000 [ 1346.044490][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1346.044537][ T32] r10:00000000 r9:857c9000 r8:8027ecf4 r7:ec6bde60 r6:857c9080 r5:84bf1800 [ 1346.044558][ T32] r4:00000001 [ 1346.044577][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.044612][ T32] Exception stack(0xec6e1fb0 to 0xec6e1ff8) [ 1346.044642][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1346.044672][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.044725][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.044759][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1346.044782][ T32] r4:857c0640 [ 1346.045304][ T32] INFO: task kworker/0:946:5872 is blocked on a mutex likely owned by task kworker/0:315:3960. [ 1346.045456][ T32] task:kworker/0:315 state:R running task stack:0 pid:3960 tgid:3960 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.045718][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.045769][ T32] Call trace: [ 1346.045802][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1346.045853][ T32] r10:8280c9b4 r9:84b7bc00 r8:80200be4 r7:e08d9d54 r6:ffffffff r5:84b7bc00 [ 1346.045887][ T32] r4:00000000 [ 1346.045911][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.045979][ T32] Exception stack(0xe08d9d20 to 0xe08d9d68) [ 1346.046012][ T32] 9d20: a3a87000 e06bf000 00000001 80239b98 7f325000 00000001 82ac11c4 82ac05a0 [ 1346.046041][ T32] 9d40: 7f325000 e06bf000 8280c9b4 e08d9d9c e08d9da0 e08d9d70 80230ad4 80239bb0 [ 1346.046084][ T32] 9d60: 80050113 ffffffff [ 1346.046120][ T32] r5:80050113 r4:80239bb0 [ 1346.046142][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1346.046212][ T32] r4:82ac11e4 [ 1346.046237][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.046280][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08d9dc0 r5:e08d9e08 [ 1346.046302][ T32] r4:e08d9dc0 [ 1346.046346][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1346.046409][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9b40 [ 1346.046439][ T32] r4:00000000 [ 1346.046469][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1346.046515][ T32] r9:83018005 r8:84b7bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f09d000 [ 1346.046560][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1346.046606][ T32] r5:00001000 r4:e06eb000 [ 1346.046625][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1346.046662][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.046699][ T32] r5:8512438c r4:85124000 [ 1346.046799][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1346.046846][ T32] r7:dddced40 r6:83018000 r5:8512438c r4:84b0bd00 [ 1346.046892][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1346.046940][ T32] r10:61c88647 r9:84b7bc00 r8:84b0bd2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1346.046965][ T32] r4:84b0bd00 [ 1346.046984][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1346.047082][ T32] r10:00000000 r9:84b0bd00 r8:8027ecf4 r7:e08b1e60 r6:85024500 r5:84b7bc00 [ 1346.047112][ T32] r4:00000001 [ 1346.047250][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.047291][ T32] Exception stack(0xe08d9fb0 to 0xe08d9ff8) [ 1346.047318][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1346.047346][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.047397][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.047428][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1346.047462][ T32] r4:850d9a80 [ 1346.047487][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 1 printk messages dropped ** [ 1346.047572][ T32] Not tainted 6.15.0-syzkaller #0 ** 8 printk messages dropped ** [ 1346.048012][ T32] r5:84bf2400 r4:829189bc [ 1346.048082][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.048129][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) ** 3 printk messages dropped ** [ 1346.048288][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1346.048905][ T32] r5:856cbf8c r4:856cbc00 ** 6 printk messages dropped ** [ 1346.049221][ T32] r10:00000000 r9:857c9100 r8:8027ecf4 r7:ec6bde60 r6:857c9180 r5:84bf2400 ** 8 printk messages dropped ** [ 1346.049879][ T32] INFO: task kworker/0:947:5873 is blocked on a mutex likely owned by task kworker/0:315:3960. ** 10 printk messages dropped ** [ 1346.061010][ T32] 9d60: 80050113 ffffffff ** 7 printk messages dropped ** [ 1346.061392][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9b40 ** 8 printk messages dropped ** [ 1346.061761][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) ** 11 printk messages dropped ** [ 1346.062223][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1346.062630][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1346.062902][ T32] r5:84bf3c00 r4:829189bc [ 1346.062965][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 6 printk messages dropped ** [ 1346.063301][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857c0c80 ** 10 printk messages dropped ** [ 1346.063713][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1346.064011][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1346.065056][ T32] r4:00000000 ** 7 printk messages dropped ** [ 1346.065428][ T32] r4:82ac11e4 ** 4 printk messages dropped ** [ 1346.065770][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9b40 ** 8 printk messages dropped ** [ 1346.066409][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1346.066590][ T32] r4:84b0bd00 [ 1346.066608][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1346.066653][ T32] r10:00000000 r9:84b0bd00 r8:8027ecf4 r7:e08b1e60 r6:85024500 r5:84b7bc00 [ 1346.066674][ T32] r4:00000001 [ 1346.066693][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.066726][ T32] Exception stack(0xe08d9fb0 to 0xe08d9ff8) [ 1346.066753][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1346.066781][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.066861][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.066895][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1346.066917][ T32] r4:850d9a80 [ 1346.066962][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.067074][ T32] INFO: task kworker/0:949:5877 blocked for more than 472 seconds. [ 1346.067140][ T32] Not tainted 6.15.0-syzkaller #0 [ 1346.067169][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.067190][ T32] task:kworker/0:949 state:D stack:0 pid:5877 tgid:5877 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.067234][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.067322][ T32] Call trace: [ 1346.067522][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1346.067570][ T32] r10:829189c0 r9:ec71dd84 r8:00000002 r7:60000013 r6:ec71dd8c r5:84bf4800 [ 1346.067592][ T32] r4:84bf4800 [ 1346.067610][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1346.067649][ T32] r5:84bf4800 r4:829189bc [ 1346.067668][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.067707][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.067752][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec71de08 [ 1346.067773][ T32] r4:00000000 [ 1346.067792][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1346.067880][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1346.067948][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1346.068018][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857cc540 [ 1346.068042][ T32] r4:00000000 [ 1346.068062][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1346.068114][ T32] r9:83018005 r8:84bf4800 r7:00000000 r6:83018000 r5:00001000 r4:7f085000 [ 1346.068135][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1346.068173][ T32] r5:00001000 r4:ec65d000 [ 1346.068216][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1346.068303][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.068345][ T32] r5:85800f8c r4:85800c00 [ 1346.068365][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1346.068463][ T32] r7:dddced40 r6:83018000 r5:85800f8c r4:857c9300 [ 1346.068564][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1346.068627][ T32] r10:61c88647 r9:84bf4800 r8:857c932c r7:82804d40 r6:dddced40 r5:dddced60 [ 1346.068658][ T32] r4:857c9300 [ 1346.068677][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1346.068719][ T32] r10:00000000 r9:857c9300 r8:8027ecf4 r7:ec6ede60 r6:857c9380 r5:84bf4800 [ 1346.068740][ T32] r4:00000001 [ 1346.068759][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.068840][ T32] Exception stack(0xec71dfb0 to 0xec71dff8) [ 1346.068871][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1346.068936][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.068965][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.068993][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1346.069014][ T32] r4:857c0a80 [ 1346.069398][ T32] INFO: task kworker/0:949:5877 is blocked on a mutex likely owned by task kworker/0:315:3960. [ 1346.069508][ T32] task:kworker/0:315 state:R running task stack:0 pid:3960 tgid:3960 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.069721][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.069809][ T32] Call trace: [ 1346.069870][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1346.069930][ T32] r10:8280c9b4 r9:84b7bc00 r8:80200be4 r7:e08d9d54 r6:ffffffff r5:84b7bc00 [ 1346.069956][ T32] r4:00000000 [ 1346.070055][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.070103][ T32] Exception stack(0xe08d9d20 to 0xe08d9d68) [ 1346.070141][ T32] 9d20: a3a87000 e06bf000 00000001 80239b98 7f325000 00000001 82ac11c4 82ac05a0 [ 1346.070211][ T32] 9d40: 7f325000 e06bf000 8280c9b4 e08d9d9c e08d9da0 e08d9d70 80230ad4 80239bb0 [ 1346.070251][ T32] 9d60: 80050113 ffffffff [ 1346.070276][ T32] r5:80050113 r4:80239bb0 [ 1346.070297][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1346.070336][ T32] r4:82ac11e4 [ 1346.070427][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.070472][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08d9dc0 r5:e08d9e08 [ 1346.070568][ T32] r4:e08d9dc0 [ 1346.103440][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1346.103561][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9b40 [ 1346.103823][ T32] r4:00000000 [ 1346.103942][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1346.104016][ T32] r9:83018005 r8:84b7bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f09d000 [ 1346.104043][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1346.104093][ T32] r5:00001000 r4:e06eb000 [ 1346.104139][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) ** 4 printk messages dropped ** [ 1346.104624][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1346.105438][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1346.106084][ T32] Call trace: ** 4 printk messages dropped ** [ 1346.106364][ T32] r5:84bf3000 r4:829189bc [ 1346.106460][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1346.106631][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1346.106953][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) ** 8 printk messages dropped ** [ 1346.107511][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1346.108018][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 10 printk messages dropped ** [ 1346.109805][ T32] Exception stack(0xe08d9d20 to 0xe08d9d68) ** 8 printk messages dropped ** [ 1346.110288][ T32] r4:e08d9dc0 ** 4 printk messages dropped ** [ 1346.110549][ T32] r9:83018005 r8:84b7bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f09d000 ** 8 printk messages dropped ** [ 1346.130160][ T32] r10:61c88647 r9:84b7bc00 r8:84b0bd2c r7:82804d40 r6:dddced40 r5:dddced60 ** 8 printk messages dropped ** [ 1346.130523][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1346.133104][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1346.133421][ T32] r5:84bf5400 r4:829189bc [ 1346.133470][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 5 printk messages dropped ** [ 1346.133705][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) ** 6 printk messages dropped ** [ 1346.134046][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) ** 5 printk messages dropped ** [ 1346.134315][ T32] r10:61c88647 r9:84bf5400 r8:857c952c r7:82804d40 r6:dddced40 r5:dddced60 [ 1346.134337][ T32] r4:857c9500 [ 1346.134356][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1346.134420][ T32] r10:00000000 r9:857c9500 r8:8027ecf4 r7:ec71de60 r6:857c9580 r5:84bf5400 [ 1346.134445][ T32] r4:00000001 [ 1346.134497][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.134536][ T32] Exception stack(0xec929fb0 to 0xec929ff8) [ 1346.134562][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1346.134593][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.134619][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.134689][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1346.134714][ T32] r4:857cc100 [ 1346.135262][ T32] INFO: task kworker/0:951:5883 is blocked on a mutex likely owned by task kworker/0:315:3960. [ 1346.135324][ T32] task:kworker/0:315 state:R running task stack:0 pid:3960 tgid:3960 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.135431][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.135488][ T32] Call trace: [ 1346.135531][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1346.135603][ T32] r10:8280c9b4 r9:84b7bc00 r8:80200be4 r7:e08d9d54 r6:ffffffff r5:84b7bc00 [ 1346.135629][ T32] r4:00000000 [ 1346.135694][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.135737][ T32] Exception stack(0xe08d9d20 to 0xe08d9d68) [ 1346.135777][ T32] 9d20: a438e000 e06bf000 00000001 80239b98 7f325000 00000001 82ac11c4 82ac05a0 [ 1346.135809][ T32] 9d40: 7f325000 e06bf000 8280c9b4 e08d9d9c e08d9da0 e08d9d70 80230ad4 80239bb0 [ 1346.135847][ T32] 9d60: 80050113 ffffffff [ 1346.135895][ T32] r5:80050113 r4:80239bb0 [ 1346.135940][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1346.136006][ T32] r4:82ac11e4 [ 1346.136072][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.136121][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08d9dc0 r5:e08d9e08 [ 1346.136209][ T32] r4:e08d9dc0 [ 1346.136249][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1346.136293][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9b40 [ 1346.136314][ T32] r4:00000000 [ 1346.136380][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1346.136480][ T32] r9:83018005 r8:84b7bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f09d000 [ 1346.136505][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1346.136568][ T32] r5:00001000 r4:e06eb000 [ 1346.136600][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1346.136641][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.136704][ T32] r5:8512438c r4:85124000 [ 1346.136726][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1346.136771][ T32] r7:dddced40 r6:83018000 r5:8512438c r4:84b0bd00 [ 1346.136791][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1346.136856][ T32] r10:61c88647 r9:84b7bc00 r8:84b0bd2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1346.136883][ T32] r4:84b0bd00 [ 1346.136902][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1346.136947][ T32] r10:00000000 r9:84b0bd00 r8:8027ecf4 r7:e08b1e60 r6:85024500 r5:84b7bc00 [ 1346.136969][ T32] r4:00000001 [ 1346.137051][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 5 printk messages dropped ** [ 1346.137301][ T32] r4:850d9a80 ** 6 printk messages dropped ** [ 1346.137581][ T32] Call trace: ** 4 printk messages dropped ** [ 1346.137807][ T32] r5:84bf6c00 r4:829189bc [ 1346.137851][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1346.137995][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1346.138160][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1346.138372][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) ** 9 printk messages dropped ** [ 1346.138728][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1346.138831][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1346.139652][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1346.139861][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) ** 10 printk messages dropped ** [ 1346.140288][ T32] r5:00001000 r4:e06eb000 ** 6 printk messages dropped ** [ 1346.159316][ T32] r10:61c88647 r9:84b7bc00 r8:84b0bd2c r7:82804d40 r6:dddced40 r5:dddced60 ** 10 printk messages dropped ** [ 1346.159837][ T32] r4:850d9a80 ** 5 printk messages dropped ** [ 1346.160135][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1346.160450][ T32] r5:84bf6000 r4:829189bc [ 1346.160471][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.160546][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.173459][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec6d5e08 [ 1346.173568][ T32] r4:00000000 [ 1346.173616][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1346.173688][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1346.173755][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1346.173812][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857cc840 [ 1346.173839][ T32] r4:00000000 [ 1346.173858][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1346.173901][ T32] r9:83018005 r8:84bf6000 r7:00000000 r6:83018000 r5:00001000 r4:7f089000 [ 1346.173922][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1346.173962][ T32] r5:00001000 r4:ec671000 [ 1346.173981][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1346.174061][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.174108][ T32] r5:8580178c r4:85801400 [ 1346.174132][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1346.174195][ T32] r7:dddced40 r6:83018000 r5:8580178c r4:857c9700 [ 1346.174236][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1346.174284][ T32] r10:61c88647 r9:84bf6000 r8:857c972c r7:82804d40 r6:dddced40 r5:dddced60 [ 1346.174306][ T32] r4:857c9700 [ 1346.174324][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1346.174390][ T32] r10:00000000 r9:857c9700 r8:8027ecf4 r7:ec71de60 r6:857c9780 r5:84bf6000 [ 1346.174415][ T32] r4:00000001 [ 1346.174476][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.174515][ T32] Exception stack(0xec6d5fb0 to 0xec6d5ff8) [ 1346.174586][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1346.174618][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.174665][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.174739][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1346.174763][ T32] r4:857cc200 [ 1346.175302][ T32] INFO: task kworker/0:953:5886 is blocked on a mutex likely owned by task kworker/0:315:3960. [ 1346.175357][ T32] task:kworker/0:315 state:R running task stack:0 pid:3960 tgid:3960 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.175449][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.175542][ T32] Call trace: [ 1346.175587][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1346.175640][ T32] r10:8280c9b4 r9:84b7bc00 r8:80200be4 r7:e08d9d54 r6:ffffffff r5:84b7bc00 [ 1346.175663][ T32] r4:00000000 [ 1346.175724][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.175766][ T32] Exception stack(0xe08d9d20 to 0xe08d9d68) [ 1346.175795][ T32] 9d20: a4c66000 e06bf000 00000001 80239b98 7f325000 00000001 82ac11c4 82ac05a0 [ 1346.175845][ T32] 9d40: 7f325000 e06bf000 8280c9b4 e08d9d9c e08d9da0 e08d9d70 80230ad4 80239bb0 [ 1346.175893][ T32] 9d60: 80050113 ffffffff [ 1346.175941][ T32] r5:80050113 r4:80239bb0 [ 1346.175964][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1346.176005][ T32] r4:82ac11e4 [ 1346.176024][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.176086][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08d9dc0 r5:e08d9e08 [ 1346.176112][ T32] r4:e08d9dc0 [ 1346.176131][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1346.176172][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9b40 [ 1346.176210][ T32] r4:00000000 [ 1346.176243][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1346.176286][ T32] r9:83018005 r8:84b7bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f09d000 [ 1346.176348][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1346.176391][ T32] r5:00001000 r4:e06eb000 [ 1346.176431][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1346.176485][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1346.176780][ T32] r4:84b0bd00 ** 6 printk messages dropped ** [ 1346.177070][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1346.177547][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1346.177934][ T32] r5:84bf0c00 r4:829189bc ** 1 printk messages dropped ** [ 1346.178029][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) ** 1 printk messages dropped ** [ 1346.178101][ T32] r4:00000000 [ 1346.178143][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1346.178183][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1346.178230][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1346.178273][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857cc740 [ 1346.178294][ T32] r4:00000000 [ 1346.178334][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1346.178376][ T32] r9:83018005 r8:84bf0c00 r7:00000000 r6:83018000 r5:00001000 r4:7f087000 [ 1346.178416][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1346.178478][ T32] r5:00001000 r4:ec667000 [ 1346.178544][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) ** 4 printk messages dropped ** [ 1346.178750][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1346.179065][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1346.179925][ T32] r10:8280c9b4 r9:84b7bc00 r8:80200be4 r7:e08d9d54 r6:ffffffff r5:84b7bc00 ** 10 printk messages dropped ** [ 1346.180375][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08d9dc0 r5:e08d9e08 ** 7 printk messages dropped ** [ 1346.180984][ T32] r5:00001000 r4:e06eb000 ** 6 printk messages dropped ** [ 1346.202418][ T32] r10:61c88647 r9:84b7bc00 r8:84b0bd2c r7:82804d40 r6:dddced40 r5:dddced60 ** 10 printk messages dropped ** [ 1346.202982][ T32] r4:850d9a80 ** 5 printk messages dropped ** [ 1346.203439][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1346.203893][ T32] r5:84bf8000 r4:829189bc [ 1346.203917][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1346.204041][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1346.204447][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) ** 8 printk messages dropped ** [ 1346.204812][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1346.205318][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1346.206298][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) ** 12 printk messages dropped ** [ 1346.206941][ T32] r4:e08d9dc0 ** 4 printk messages dropped ** [ 1346.207085][ T32] r9:83018005 r8:84b7bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f09d000 ** 11 printk messages dropped ** [ 1346.208102][ T32] r10:00000000 r9:84b0bd00 r8:8027ecf4 r7:e08b1e60 r6:85024500 r5:84b7bc00 ** 4 printk messages dropped ** [ 1346.208269][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.208321][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.208354][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1346.208376][ T32] r4:850d9a80 [ 1346.208421][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.208461][ T32] INFO: task kworker/0:956:5892 blocked for more than 472 seconds. [ 1346.208505][ T32] Not tainted 6.15.0-syzkaller #0 [ 1346.208531][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.208580][ T32] task:kworker/0:956 state:D stack:0 pid:5892 tgid:5892 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.208630][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.208763][ T32] Call trace: [ 1346.208797][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1346.208842][ T32] r10:829189c0 r9:ec941d84 r8:00000002 r7:60000013 r6:ec941d8c r5:856fec00 [ 1346.208899][ T32] r4:856fec00 [ 1346.208922][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1346.208974][ T32] r5:856fec00 r4:829189bc [ 1346.208997][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.209055][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.209109][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec941e08 [ 1346.209131][ T32] r4:00000000 [ 1346.209175][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1346.209228][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1346.209270][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1346.209310][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857ccc00 [ 1346.209331][ T32] r4:00000000 [ 1346.209361][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1346.209494][ T32] r9:83018005 r8:856fec00 r7:00000000 r6:83018000 r5:00001000 r4:7f097000 [ 1346.209535][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1346.209577][ T32] r5:00001000 r4:ec6dd000 [ 1346.209596][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1346.209652][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.209771][ T32] r5:85801f8c r4:85801c00 [ 1346.209931][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1346.210006][ T32] r7:dddced40 r6:83018000 r5:85801f8c r4:857c9a00 [ 1346.210030][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1346.210075][ T32] r10:61c88647 r9:856fec00 r8:857c9a2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1346.210096][ T32] r4:857c9a00 [ 1346.210122][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1346.210164][ T32] r10:00000000 r9:857c9a00 r8:8027ecf4 r7:ec939e60 r6:85768080 r5:856fec00 [ 1346.210205][ T32] r4:00000001 [ 1346.210229][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.210288][ T32] Exception stack(0xec941fb0 to 0xec941ff8) [ 1346.210317][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1346.210345][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.210371][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.210427][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1346.210452][ T32] r4:857cc640 [ 1346.230529][ T32] INFO: task kworker/0:956:5892 is blocked on a mutex likely owned by task kworker/0:315:3960. [ 1346.230901][ T32] task:kworker/0:315 state:R running task stack:0 pid:3960 tgid:3960 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.230984][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.231043][ T32] Call trace: [ 1346.231460][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1346.231523][ T32] r10:8280c9b4 r9:84b7bc00 r8:80200be4 r7:e08d9d54 r6:ffffffff r5:84b7bc00 [ 1346.231575][ T32] r4:00000000 [ 1346.231681][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.231727][ T32] Exception stack(0xe08d9d20 to 0xe08d9d68) [ 1346.231758][ T32] 9d20: a50e3000 e06bf000 00000001 80239b98 7f325000 00000001 82ac11c4 82ac05a0 [ 1346.231787][ T32] 9d40: 7f325000 e06bf000 8280c9b4 e08d9d9c e08d9da0 e08d9d70 80230ad4 80239bb0 [ 1346.232001][ T32] 9d60: 80050113 ffffffff [ 1346.232081][ T32] r5:80050113 r4:80239bb0 [ 1346.232110][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1346.232157][ T32] r4:82ac11e4 [ 1346.232283][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.232331][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08d9dc0 r5:e08d9e08 ** 3 printk messages dropped ** [ 1346.232794][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1346.233131][ T32] r5:8512438c r4:85124000 ** 4 printk messages dropped ** [ 1346.233315][ T32] r4:84b0bd00 ** 5 printk messages dropped ** [ 1346.233558][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 11 printk messages dropped ** [ 1346.234199][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) ** 3 printk messages dropped ** [ 1346.234359][ T32] r5:856fc800 r4:829189bc ** 3 printk messages dropped ** [ 1346.234484][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1346.234750][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1346.235161][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 11 printk messages dropped ** [ 1346.235843][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1346.236676][ T32] task:kworker/0:315 state:R running task stack:0 pid:3960 tgid:3960 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.236767][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.236898][ T32] Call trace: [ 1346.236940][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1346.236994][ T32] r10:8280c9b4 r9:84b7bc00 r8:80200be4 r7:e08d9d54 r6:ffffffff r5:84b7bc00 [ 1346.237017][ T32] r4:00000000 [ 1346.237037][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.237103][ T32] Exception stack(0xe08d9d20 to 0xe08d9d68) [ 1346.237137][ T32] 9d20: a50e3000 e06bf000 00000001 80239b98 7f325000 00000001 82ac11c4 82ac05a0 [ 1346.237166][ T32] 9d40: 7f325000 e06bf000 8280c9b4 e08d9d9c e08d9da0 e08d9d70 80230ad4 80239bb0 [ 1346.237190][ T32] 9d60: 80050113 ffffffff [ 1346.237237][ T32] r5:80050113 r4:80239bb0 [ 1346.237261][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1346.237303][ T32] r4:82ac11e4 [ 1346.237322][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.237363][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08d9dc0 r5:e08d9e08 [ 1346.237385][ T32] r4:e08d9dc0 [ 1346.237404][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1346.237471][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9b40 [ 1346.237497][ T32] r4:00000000 [ 1346.237516][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1346.237559][ T32] r9:83018005 r8:84b7bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f09d000 [ 1346.237580][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1346.237621][ T32] r5:00001000 r4:e06eb000 [ 1346.237665][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1346.237708][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.237763][ T32] r5:8512438c r4:85124000 [ 1346.237786][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1346.237854][ T32] r7:dddced40 r6:83018000 r5:8512438c r4:84b0bd00 [ 1346.237947][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1346.237996][ T32] r10:61c88647 r9:84b7bc00 r8:84b0bd2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1346.238072][ T32] r4:84b0bd00 [ 1346.238095][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1346.238149][ T32] r10:00000000 r9:84b0bd00 r8:8027ecf4 r7:e08b1e60 r6:85024500 r5:84b7bc00 [ 1346.238170][ T32] r4:00000001 [ 1346.238188][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.238255][ T32] Exception stack(0xe08d9fb0 to 0xe08d9ff8) [ 1346.238285][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1346.238444][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.238579][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.238639][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1346.238675][ T32] r4:850d9a80 [ 1346.238725][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.238753][ T32] INFO: task kworker/0:958:5897 blocked for more than 472 seconds. [ 1346.238782][ T32] Not tainted 6.15.0-syzkaller #0 ** 2 printk messages dropped ** [ 1346.238867][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1346.239185][ T32] r5:856fe000 r4:829189bc [ 1346.239204][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1346.239338][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1346.239608][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) ** 10 printk messages dropped ** [ 1346.270976][ T32] r7:dddced40 r6:83018000 r5:8580278c r4:857c9b00 ** 9 printk messages dropped ** [ 1346.271602][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1346.272590][ T32] r10:8280c9b4 r9:84b7bc00 r8:80200be4 r7:e08d9d54 r6:ffffffff r5:84b7bc00 ** 11 printk messages dropped ** [ 1346.273062][ T32] r4:e08d9dc0 ** 6 printk messages dropped ** [ 1346.273360][ T32] r5:00001000 r4:e06eb000 ** 6 printk messages dropped ** [ 1346.273774][ T32] r10:61c88647 r9:84b7bc00 r8:84b0bd2c r7:82804d40 r6:dddced40 r5:dddced60 ** 6 printk messages dropped ** [ 1346.274068][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1346.274122][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.274157][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.274185][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1346.274207][ T32] r4:850d9a80 [ 1346.274249][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.274282][ T32] INFO: task kworker/1:418:5898 blocked for more than 472 seconds. [ 1346.274363][ T32] Not tainted 6.15.0-syzkaller #0 [ 1346.274394][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.274415][ T32] task:kworker/1:418 state:D stack:0 pid:5898 tgid:5898 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.274489][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.274558][ T32] Call trace: [ 1346.274603][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1346.274677][ T32] r10:829189c0 r9:ec949d84 r8:00000002 r7:60000113 r6:ec949d8c r5:856fbc00 [ 1346.274738][ T32] r4:856fbc00 [ 1346.274787][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1346.274848][ T32] r5:856fbc00 r4:829189bc [ 1346.274871][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.274937][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.275012][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec949e08 [ 1346.275065][ T32] r4:00000000 [ 1346.275088][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1346.275161][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1346.275199][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1346.275239][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857e8340 [ 1346.275261][ T32] r4:00000000 [ 1346.275279][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1346.275332][ T32] r9:83018205 r8:856fbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f0df000 [ 1346.275357][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1346.275423][ T32] r5:00001000 r4:ec9c1000 [ 1346.275445][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1346.275483][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.275547][ T32] r5:8565e78c r4:8565e400 [ 1346.275581][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1346.275904][ T32] r10:00000000 r9:85768180 r8:8027ecf4 r7:ec741e60 r6:85768280 r5:856fbc00 ** 9 printk messages dropped ** [ 1346.276689][ T32] task:kworker/0:315 state:R running task stack:0 pid:3960 tgid:3960 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 15 printk messages dropped ** [ 1346.277532][ T32] r4:e08d9dc0 [ 1346.277555][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1346.277598][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9b40 [ 1346.277619][ T32] r4:00000000 [ 1346.277652][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1346.277749][ T32] r9:83018005 r8:84b7bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f09d000 [ 1346.277775][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1346.277814][ T32] r5:00001000 r4:e06eb000 [ 1346.277860][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1346.277905][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.277994][ T32] r5:8512438c r4:85124000 [ 1346.278018][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1346.278061][ T32] r7:dddced40 r6:83018000 r5:8512438c r4:84b0bd00 [ 1346.278146][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1346.278223][ T32] r10:61c88647 r9:84b7bc00 r8:84b0bd2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1346.278248][ T32] r4:84b0bd00 [ 1346.278294][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1346.278359][ T32] r10:00000000 r9:84b0bd00 r8:8027ecf4 r7:e08b1e60 r6:85024500 r5:84b7bc00 [ 1346.278410][ T32] r4:00000001 [ 1346.278441][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.278480][ T32] Exception stack(0xe08d9fb0 to 0xe08d9ff8) [ 1346.278506][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1346.278561][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.278633][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.278691][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1346.278716][ T32] r4:850d9a80 [ 1346.278736][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.278762][ T32] INFO: task kworker/0:959:5900 blocked for more than 472 seconds. [ 1346.278790][ T32] Not tainted 6.15.0-syzkaller #0 [ 1346.278814][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.278860][ T32] task:kworker/0:959 state:D stack:0 pid:5900 tgid:5900 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.278935][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.279015][ T32] Call trace: [ 1346.279046][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1346.279090][ T32] r10:829189c0 r9:ec94dd84 r8:00000002 r7:60000113 r6:ec94dd8c r5:856fb000 [ 1346.279148][ T32] r4:856fb000 [ 1346.279185][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1346.279230][ T32] r5:856fb000 r4:829189bc [ 1346.279250][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.279289][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.279333][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec94de08 [ 1346.279355][ T32] r4:00000000 [ 1346.279373][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1346.279436][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1346.279833][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1346.280183][ T32] r4:00000001 ** 6 printk messages dropped ** [ 1346.280457][ T32] r4:857ccc40 ** 3 printk messages dropped ** [ 1346.303600][ T32] Call trace: ** 7 printk messages dropped ** [ 1346.303876][ T32] 9d60: 80050113 ffffffff ** 5 printk messages dropped ** [ 1346.304124][ T32] r4:e08d9dc0 ** 5 printk messages dropped ** [ 1346.304313][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) ** 12 printk messages dropped ** [ 1346.304861][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 10 printk messages dropped ** [ 1346.305433][ T32] task:kworker/0:960 state:D stack:0 pid:5904 tgid:5904 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 7 printk messages dropped ** [ 1346.305851][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 4 printk messages dropped ** [ 1346.306124][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1346.306532][ T32] r5:85803b8c r4:85803800 ** 6 printk messages dropped ** [ 1346.306779][ T32] r10:00000000 r9:857c9c00 r8:8027ecf4 r7:ec939e60 r6:85768380 r5:85700c00 ** 9 printk messages dropped ** [ 1346.307747][ T32] task:kworker/0:315 state:R running task stack:0 pid:3960 tgid:3960 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 15 printk messages dropped ** [ 1346.308579][ T32] r4:e08d9dc0 ** 5 printk messages dropped ** [ 1346.308802][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) ** 10 printk messages dropped ** [ 1346.309624][ T32] r10:00000000 r9:84b0bd00 r8:8027ecf4 r7:e08b1e60 r6:85024500 r5:84b7bc00 ** 9 printk messages dropped ** [ 1346.310268][ T32] INFO: task kworker/0:961:5905 blocked for more than 472 seconds. ** 9 printk messages dropped ** [ 1346.330462][ T32] r5:85702400 r4:829189bc [ 1346.330481][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 4 printk messages dropped ** [ 1346.331507][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1346.331856][ T32] r5:00001000 r4:ec757000 [ 1346.331892][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1346.332071][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.332231][ T32] r5:8580338c r4:85803000 [ 1346.332256][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1346.332359][ T32] r7:dddced40 r6:83018000 r5:8580338c r4:857c9c80 [ 1346.332384][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1346.332552][ T32] r10:61c88647 r9:85702400 r8:857c9cac r7:82804d40 r6:dddced40 r5:dddced60 [ 1346.332578][ T32] r4:857c9c80 [ 1346.332599][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1346.332669][ T32] r10:00000000 r9:857c9c80 r8:8027ecf4 r7:ec95de60 r6:85768400 r5:85702400 [ 1346.332779][ T32] r4:00000001 [ 1346.332816][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.332883][ T32] Exception stack(0xec969fb0 to 0xec969ff8) [ 1346.332932][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1346.333112][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.333143][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.333227][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1346.333252][ T32] r4:857cd000 [ 1346.333775][ T32] INFO: task kworker/0:961:5905 is blocked on a mutex likely owned by task kworker/0:315:3960. [ 1346.333813][ T32] task:kworker/0:315 state:R running task stack:0 pid:3960 tgid:3960 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.334022][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.334145][ T32] Call trace: [ 1346.334184][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1346.334288][ T32] r10:8280c9b4 r9:84b7bc00 r8:80200be4 r7:e08d9d54 r6:ffffffff r5:84b7bc00 [ 1346.334316][ T32] r4:00000000 [ 1346.334336][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.334588][ T32] Exception stack(0xe08d9d20 to 0xe08d9d68) [ 1346.334629][ T32] 9d20: a5d13000 e06bf000 00000001 80239b98 7f325000 00000001 82ac11c4 82ac05a0 [ 1346.334658][ T32] 9d40: 7f325000 e06bf000 8280c9b4 e08d9d9c e08d9da0 e08d9d70 80230ad4 80239bb0 [ 1346.334682][ T32] 9d60: 80050113 ffffffff [ 1346.334705][ T32] r5:80050113 r4:80239bb0 [ 1346.334752][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1346.334873][ T32] r4:82ac11e4 [ 1346.335105][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.335180][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08d9dc0 r5:e08d9e08 [ 1346.335205][ T32] r4:e08d9dc0 [ 1346.335224][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1346.335266][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9b40 [ 1346.335299][ T32] r4:00000000 [ 1346.335343][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1346.335470][ T32] r9:83018005 r8:84b7bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f09d000 [ 1346.335523][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1346.335568][ T32] r5:00001000 r4:e06eb000 [ 1346.335588][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1346.335626][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.335665][ T32] r5:8512438c r4:85124000 [ 1346.335684][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1346.335726][ T32] r7:dddced40 r6:83018000 r5:8512438c r4:84b0bd00 [ 1346.335746][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1346.335792][ T32] r10:61c88647 r9:84b7bc00 r8:84b0bd2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1346.335814][ T32] r4:84b0bd00 [ 1346.335833][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1346.335875][ T32] r10:00000000 r9:84b0bd00 r8:8027ecf4 r7:e08b1e60 r6:85024500 r5:84b7bc00 [ 1346.336067][ T32] r4:00000001 [ 1346.336090][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.336189][ T32] Exception stack(0xe08d9fb0 to 0xe08d9ff8) [ 1346.336219][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 3 printk messages dropped ** [ 1346.336623][ T32] r4:850d9a80 ** 4 printk messages dropped ** [ 1346.336930][ T32] task:kworker/0:962 state:D stack:0 pid:5906 tgid:5906 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 7 printk messages dropped ** [ 1346.337552][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1346.337771][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1346.337934][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857cd0c0 ** 9 printk messages dropped ** [ 1346.338345][ T32] r7:dddced40 r6:83018000 r5:8580378c r4:857c9d00 ** 9 printk messages dropped ** [ 1346.338889][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1346.339728][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) ** 12 printk messages dropped ** [ 1346.340222][ T32] r4:e08d9dc0 ** 3 printk messages dropped ** [ 1346.340439][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) ** 9 printk messages dropped ** [ 1346.371844][ T32] r10:61c88647 r9:84b7bc00 r8:84b0bd2c r7:82804d40 r6:dddced40 r5:dddced60 ** 10 printk messages dropped ** [ 1346.372390][ T32] r4:850d9a80 ** 4 printk messages dropped ** [ 1346.372543][ T32] task:kworker/0:963 state:D stack:0 pid:5909 tgid:5909 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 7 printk messages dropped ** [ 1346.373147][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 5 printk messages dropped ** [ 1346.373516][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) ** 5 printk messages dropped ** [ 1346.373736][ T32] r5:00001000 r4:ec97d000 [ 1346.373755][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1346.373792][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.373880][ T32] r5:8580838c r4:85808000 [ 1346.373906][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1346.373948][ T32] r7:dddced40 r6:83018000 r5:8580838c r4:857c9e00 [ 1346.373994][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1346.374068][ T32] r10:61c88647 r9:84bfa400 r8:857c9e2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1346.374093][ T32] r4:857c9e00 [ 1346.374117][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1346.374190][ T32] r10:00000000 r9:857c9e00 r8:8027ecf4 r7:ec95de60 r6:857c9e80 r5:84bfa400 [ 1346.374214][ T32] r4:00000001 [ 1346.374233][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.374266][ T32] Exception stack(0xec965fb0 to 0xec965ff8) [ 1346.374292][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1346.374319][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.374388][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.374420][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1346.374442][ T32] r4:857cd280 [ 1346.374968][ T32] INFO: task kworker/0:963:5909 is blocked on a mutex likely owned by task kworker/0:315:3960. [ 1346.375005][ T32] task:kworker/0:315 state:R running task stack:0 pid:3960 tgid:3960 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.375106][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.375180][ T32] Call trace: [ 1346.375209][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1346.375280][ T32] r10:8280c9b4 r9:84b7bc00 r8:80200be4 r7:e08d9d54 r6:ffffffff r5:84b7bc00 [ 1346.375307][ T32] r4:00000000 [ 1346.375327][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.375367][ T32] Exception stack(0xe08d9d20 to 0xe08d9d68) [ 1346.375427][ T32] 9d20: a6213000 e06bf000 00000001 80239b98 7f325000 00000001 82ac11c4 82ac05a0 [ 1346.375459][ T32] 9d40: 7f325000 e06bf000 8280c9b4 e08d9d9c e08d9da0 e08d9d70 80230ad4 80239bb0 [ 1346.375483][ T32] 9d60: 80050113 ffffffff [ 1346.375509][ T32] r5:80050113 r4:80239bb0 [ 1346.375532][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1346.375573][ T32] r4:82ac11e4 [ 1346.375619][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.375665][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08d9dc0 r5:e08d9e08 [ 1346.375749][ T32] r4:e08d9dc0 [ 1346.375916][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1346.375968][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9b40 [ 1346.375991][ T32] r4:00000000 [ 1346.376009][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1346.376052][ T32] r9:83018005 r8:84b7bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f09d000 [ 1346.376088][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1346.376141][ T32] r5:00001000 r4:e06eb000 [ 1346.376162][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1346.376200][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.376238][ T32] r5:8512438c r4:85124000 [ 1346.376257][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1346.376353][ T32] r7:dddced40 r6:83018000 r5:8512438c r4:84b0bd00 [ 1346.376458][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1346.376516][ T32] r10:61c88647 r9:84b7bc00 r8:84b0bd2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1346.376555][ T32] r4:84b0bd00 [ 1346.376658][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1346.376780][ T32] r10:00000000 r9:84b0bd00 r8:8027ecf4 r7:e08b1e60 r6:85024500 r5:84b7bc00 [ 1346.376807][ T32] r4:00000001 [ 1346.376826][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.376862][ T32] Exception stack(0xe08d9fb0 to 0xe08d9ff8) [ 1346.376888][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1346.376915][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.376966][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1346.377093][ T32] Not tainted 6.15.0-syzkaller #0 ** 8 printk messages dropped ** [ 1346.377801][ T32] r5:84bfb000 r4:829189bc ** 1 printk messages dropped ** [ 1346.377866][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.377910][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec951e08 ** 5 printk messages dropped ** [ 1346.378204][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1346.378511][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1346.378846][ T32] r10:00000000 r9:857c9f00 r8:8027ecf4 r7:ec965e60 r6:857c9f80 r5:84bfb000 ** 9 printk messages dropped ** [ 1346.379652][ T32] task:kworker/0:315 state:R running task stack:0 pid:3960 tgid:3960 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 4 printk messages dropped ** [ 1346.379896][ T32] r4:00000000 [ 1346.380017][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.380061][ T32] Exception stack(0xe08d9d20 to 0xe08d9d68) [ 1346.380138][ T32] 9d20: a6213000 e06bf000 00000001 80239b98 7f325000 00000001 82ac11c4 82ac05a0 [ 1346.380199][ T32] 9d40: 7f325000 e06bf000 8280c9b4 e08d9d9c e08d9da0 e08d9d70 80230ad4 80239bb0 [ 1346.380252][ T32] 9d60: 80050113 ffffffff [ 1346.380304][ T32] r5:80050113 r4:80239bb0 [ 1346.380329][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1346.380370][ T32] r4:82ac11e4 [ 1346.380415][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.380461][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08d9dc0 r5:e08d9e08 [ 1346.380483][ T32] r4:e08d9dc0 [ 1346.380502][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1346.404591][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9b40 [ 1346.404684][ T32] r4:00000000 [ 1346.404713][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1346.404781][ T32] r9:83018005 r8:84b7bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f09d000 [ 1346.404803][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1346.404847][ T32] r5:00001000 r4:e06eb000 [ 1346.404867][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1346.404906][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.404947][ T32] r5:8512438c r4:85124000 [ 1346.404967][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1346.405012][ T32] r7:dddced40 r6:83018000 r5:8512438c r4:84b0bd00 [ 1346.405033][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1346.405078][ T32] r10:61c88647 r9:84b7bc00 r8:84b0bd2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1346.405109][ T32] r4:84b0bd00 [ 1346.405130][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1346.405174][ T32] r10:00000000 r9:84b0bd00 r8:8027ecf4 r7:e08b1e60 r6:85024500 r5:84b7bc00 [ 1346.405195][ T32] r4:00000001 [ 1346.405227][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 4 printk messages dropped ** [ 1346.405407][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 10 printk messages dropped ** [ 1346.406293][ T32] r4:84bfbc00 ** 3 printk messages dropped ** [ 1346.406579][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.406624][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec975e08 ** 2 printk messages dropped ** [ 1346.406730][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1346.406946][ T32] r5:00001000 r4:ec995000 [ 1346.406965][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1346.407005][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.407043][ T32] r5:85808b8c r4:85808800 [ 1346.407064][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1346.407110][ T32] r7:dddced40 r6:83018000 r5:85808b8c r4:857da000 [ 1346.407158][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1346.407205][ T32] r10:61c88647 r9:84bfbc00 r8:857da02c r7:82804d40 r6:dddced40 r5:dddced60 [ 1346.407296][ T32] r4:857da000 [ 1346.407584][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1346.407670][ T32] r10:00000000 r9:857da000 r8:8027ecf4 r7:ec965e60 r6:857da080 r5:84bfbc00 [ 1346.407695][ T32] r4:00000001 [ 1346.407714][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.407748][ T32] Exception stack(0xec975fb0 to 0xec975ff8) [ 1346.407916][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1346.407977][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.408034][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.408145][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1346.408173][ T32] r4:857cd500 [ 1346.408697][ T32] INFO: task kworker/0:965:5914 is blocked on a mutex likely owned by task kworker/0:315:3960. ** 5 printk messages dropped ** [ 1346.409362][ T32] r4:00000000 ** 7 printk messages dropped ** [ 1346.409730][ T32] r4:82ac11e4 ** 4 printk messages dropped ** [ 1346.410147][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9b40 ** 9 printk messages dropped ** [ 1346.427737][ T32] r7:dddced40 r6:83018000 r5:8512438c r4:84b0bd00 ** 7 printk messages dropped ** [ 1346.428036][ T32] Exception stack(0xe08d9fb0 to 0xe08d9ff8) ** 7 printk messages dropped ** [ 1346.428345][ T32] Not tainted 6.15.0-syzkaller #0 ** 8 printk messages dropped ** [ 1346.428944][ T32] r5:84bfc800 r4:829189bc ** 1 printk messages dropped ** [ 1346.429056][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) ** 1 printk messages dropped ** [ 1346.429134][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1346.429302][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857cd780 ** 9 printk messages dropped ** [ 1346.429870][ T32] r7:dddced40 r6:83018000 r5:8580878c r4:857da100 ** 9 printk messages dropped ** [ 1346.430257][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.430309][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.430340][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1346.430362][ T32] r4:857cd580 [ 1346.442106][ T32] INFO: task kworker/0:966:5915 is blocked on a mutex likely owned by task kworker/0:315:3960. [ 1346.442221][ T32] task:kworker/0:315 state:R running task stack:0 pid:3960 tgid:3960 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.442311][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.442527][ T32] Call trace: [ 1346.442664][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1346.442724][ T32] r10:8280c9b4 r9:84b7bc00 r8:80200be4 r7:e08d9d54 r6:ffffffff r5:84b7bc00 [ 1346.442748][ T32] r4:00000000 [ 1346.442769][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.442808][ T32] Exception stack(0xe08d9d20 to 0xe08d9d68) [ 1346.442853][ T32] 9d20: a699b000 e06bf000 00000001 80239b98 7f325000 00000001 82ac11c4 82ac05a0 [ 1346.442881][ T32] 9d40: 7f325000 e06bf000 8280c9b4 e08d9d9c e08d9da0 e08d9d70 80230ad4 80239bb0 [ 1346.442904][ T32] 9d60: 80050113 ffffffff [ 1346.442926][ T32] r5:80050113 r4:80239bb0 [ 1346.442974][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1346.443021][ T32] r4:82ac11e4 [ 1346.443059][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.443173][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08d9dc0 r5:e08d9e08 [ 1346.443201][ T32] r4:e08d9dc0 [ 1346.443222][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1346.443285][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9b40 [ 1346.443310][ T32] r4:00000000 [ 1346.443360][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1346.443409][ T32] r9:83018005 r8:84b7bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f09d000 [ 1346.443449][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1346.443493][ T32] r5:00001000 r4:e06eb000 [ 1346.443531][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1346.443574][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.443665][ T32] r5:8512438c r4:85124000 [ 1346.443688][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1346.443733][ T32] r7:dddced40 r6:83018000 r5:8512438c r4:84b0bd00 [ 1346.443753][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1346.443797][ T32] r10:61c88647 r9:84b7bc00 r8:84b0bd2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1346.443872][ T32] r4:84b0bd00 [ 1346.443924][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1346.444042][ T32] r10:00000000 r9:84b0bd00 r8:8027ecf4 r7:e08b1e60 r6:85024500 r5:84b7bc00 [ 1346.444067][ T32] r4:00000001 [ 1346.444087][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.444145][ T32] Exception stack(0xe08d9fb0 to 0xe08d9ff8) [ 1346.444202][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1346.444235][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.444262][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1346.444415][ T32] Not tainted 6.15.0-syzkaller #0 ** 8 printk messages dropped ** [ 1346.444832][ T32] r5:84bfd400 r4:829189bc ** 1 printk messages dropped ** [ 1346.444915][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.444991][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec999e08 ** 4 printk messages dropped ** [ 1346.445236][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857cdc80 ** 9 printk messages dropped ** [ 1346.445729][ T32] r7:dddced40 r6:83018000 r5:8580938c r4:857da200 ** 8 printk messages dropped ** [ 1346.446136][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1346.446843][ T32] Workqueue: events bpf_prog_free_deferred ** 11 printk messages dropped ** [ 1346.447488][ T32] r4:82ac11e4 ** 4 printk messages dropped ** [ 1346.447801][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9b40 ** 5 printk messages dropped ** [ 1346.447969][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) ** 11 printk messages dropped ** [ 1346.448516][ T32] Exception stack(0xe08d9fb0 to 0xe08d9ff8) ** 7 printk messages dropped ** [ 1346.448779][ T32] Not tainted 6.15.0-syzkaller #0 ** 8 printk messages dropped ** [ 1346.449383][ T32] r5:84bfe000 r4:829189bc ** 1 printk messages dropped ** [ 1346.449441][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) ** 3 printk messages dropped ** [ 1346.449581][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1346.449954][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1346.450455][ T32] Exception stack(0xec9a5fb0 to 0xec9a5ff8) ** 6 printk messages dropped ** [ 1346.475017][ T32] task:kworker/0:315 state:R running task stack:0 pid:3960 tgid:3960 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.475088][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.475360][ T32] Call trace: [ 1346.475655][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1346.475715][ T32] r10:8280c9b4 r9:84b7bc00 r8:80200be4 r7:e08d9d54 r6:ffffffff r5:84b7bc00 [ 1346.475738][ T32] r4:00000000 [ 1346.475835][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.476042][ T32] Exception stack(0xe08d9d20 to 0xe08d9d68) [ 1346.476076][ T32] 9d20: a6d2b000 e06bf000 00000001 80239b98 7f325000 00000001 82ac11c4 82ac05a0 [ 1346.476153][ T32] 9d40: 7f325000 e06bf000 8280c9b4 e08d9d9c e08d9da0 e08d9d70 80230ad4 80239bb0 [ 1346.476181][ T32] 9d60: 80050113 ffffffff [ 1346.476263][ T32] r5:80050113 r4:80239bb0 [ 1346.476362][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1346.476410][ T32] r4:82ac11e4 [ 1346.476440][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.476482][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08d9dc0 r5:e08d9e08 [ 1346.476545][ T32] r4:e08d9dc0 [ 1346.476569][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1346.476623][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9b40 [ 1346.476649][ T32] r4:00000000 [ 1346.476762][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1346.476811][ T32] r9:83018005 r8:84b7bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f09d000 [ 1346.476982][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1346.477029][ T32] r5:00001000 r4:e06eb000 [ 1346.477171][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1346.477300][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.477343][ T32] r5:8512438c r4:85124000 [ 1346.477416][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1346.477465][ T32] r7:dddced40 r6:83018000 r5:8512438c r4:84b0bd00 [ 1346.477503][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1346.477705][ T32] r10:61c88647 r9:84b7bc00 r8:84b0bd2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1346.477815][ T32] r4:84b0bd00 [ 1346.477918][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1346.477967][ T32] r10:00000000 r9:84b0bd00 r8:8027ecf4 r7:e08b1e60 r6:85024500 r5:84b7bc00 [ 1346.478015][ T32] r4:00000001 [ 1346.478038][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.478073][ T32] Exception stack(0xe08d9fb0 to 0xe08d9ff8) [ 1346.478103][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1346.478131][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.478237][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.478350][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1346.478376][ T32] r4:850d9a80 [ 1346.478453][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.478487][ T32] INFO: task kworker/0:969:5921 blocked for more than 472 seconds. [ 1346.478521][ T32] Not tainted 6.15.0-syzkaller #0 [ 1346.478599][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.478625][ T32] task:kworker/0:969 state:D stack:0 pid:5921 tgid:5921 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.478750][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.478978][ T32] Call trace: [ 1346.479008][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1346.479134][ T32] r10:829189c0 r9:ec981d84 r8:00000002 r7:60000113 r6:ec981d8c r5:84bf9800 [ 1346.479225][ T32] r4:84bf9800 [ 1346.479249][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1346.479339][ T32] r5:84bf9800 r4:829189bc [ 1346.479473][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.479517][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.479562][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec981e08 [ 1346.479583][ T32] r4:00000000 [ 1346.479602][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1346.479639][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1346.479798][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1346.479981][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85787fc0 [ 1346.480093][ T32] r4:00000000 [ 1346.480200][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1346.480245][ T32] r9:83018005 r8:84bf9800 r7:00000000 r6:83018000 r5:00001000 r4:7f013000 [ 1346.480265][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1346.480304][ T32] r5:00001000 r4:dfaef000 [ 1346.480322][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1346.480361][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.480399][ T32] r5:85809b8c r4:85809800 [ 1346.480556][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1346.500955][ T32] r7:dddced40 r6:83018000 r5:85809b8c r4:857da400 [ 1346.501031][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1346.501114][ T32] r10:61c88647 r9:84bf9800 r8:857da42c r7:82804d40 r6:dddced40 r5:dddced60 [ 1346.501139][ T32] r4:857da400 [ 1346.501262][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1346.501364][ T32] r10:00000000 r9:857da400 r8:8027ecf4 r7:ec999e60 r6:857da480 r5:84bf9800 [ 1346.501471][ T32] r4:00000001 [ 1346.501520][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.501561][ T32] Exception stack(0xec981fb0 to 0xec981ff8) [ 1346.501624][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1346.501683][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.501714][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.501768][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1346.501826][ T32] r4:857cdb00 [ 1346.502359][ T32] INFO: task kworker/0:969:5921 is blocked on a mutex likely owned by task kworker/0:315:3960. [ 1346.502423][ T32] task:kworker/0:315 state:R running task stack:0 pid:3960 tgid:3960 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.502498][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.502605][ T32] Call trace: [ 1346.502665][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1346.502716][ T32] r10:8280c9b4 r9:84b7bc00 r8:80200be4 r7:e08d9d54 r6:ffffffff r5:84b7bc00 [ 1346.502739][ T32] r4:00000000 [ 1346.502784][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.502828][ T32] Exception stack(0xe08d9d20 to 0xe08d9d68) [ 1346.502858][ T32] 9d20: a7095000 e06bf000 00000001 80239b98 7f325000 00000001 82ac11c4 82ac05a0 [ 1346.502910][ T32] 9d40: 7f325000 e06bf000 8280c9b4 e08d9d9c e08d9da0 e08d9d70 80230ad4 80239bb0 [ 1346.502938][ T32] 9d60: 80050113 ffffffff [ 1346.502961][ T32] r5:80050113 r4:80239bb0 ** 4 printk messages dropped ** [ 1346.503225][ T32] r4:e08d9dc0 ** 2 printk messages dropped ** [ 1346.503328][ T32] r4:00000000 ** 8 printk messages dropped ** [ 1346.503811][ T32] r7:dddced40 r6:83018000 r5:8512438c r4:84b0bd00 [ 1346.503868][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1346.503917][ T32] r10:61c88647 r9:84b7bc00 r8:84b0bd2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1346.503939][ T32] r4:84b0bd00 [ 1346.504009][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1346.504090][ T32] r10:00000000 r9:84b0bd00 r8:8027ecf4 r7:e08b1e60 r6:85024500 r5:84b7bc00 [ 1346.504123][ T32] r4:00000001 [ 1346.504147][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.504181][ T32] Exception stack(0xe08d9fb0 to 0xe08d9ff8) [ 1346.504252][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1346.504323][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.504354][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.504562][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1346.504618][ T32] r4:850d9a80 [ 1346.504643][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.504672][ T32] INFO: task kworker/0:970:5922 blocked for more than 472 seconds. [ 1346.504730][ T32] Not tainted 6.15.0-syzkaller #0 [ 1346.504858][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.504882][ T32] task:kworker/0:970 state:D stack:0 pid:5922 tgid:5922 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.505085][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.505164][ T32] Call trace: [ 1346.505197][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1346.505244][ T32] r10:829189c0 r9:ec9c5d84 r8:00000002 r7:60000113 r6:ec9c5d8c r5:85798c00 ** 3 printk messages dropped ** [ 1346.505382][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.505426][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) ** 3 printk messages dropped ** [ 1346.505677][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1346.506286][ T32] r5:8580978c r4:85809400 ** 4 printk messages dropped ** [ 1346.506642][ T32] r4:857da500 ** 6 printk messages dropped ** [ 1346.506980][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1346.507886][ T32] r10:8280c9b4 r9:84b7bc00 r8:80200be4 r7:e08d9d54 r6:ffffffff r5:84b7bc00 ** 8 printk messages dropped ** [ 1346.508472][ T32] r4:82ac11e4 ** 5 printk messages dropped ** [ 1346.508721][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1346.509063][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 11 printk messages dropped ** [ 1346.509551][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1346.510183][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1346.524935][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) ** 3 printk messages dropped ** [ 1346.525108][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1346.525473][ T32] r5:8580a38c r4:8580a000 ** 4 printk messages dropped ** [ 1346.525685][ T32] r4:857da600 ** 4 printk messages dropped ** [ 1346.525959][ T32] Exception stack(0xebd29fb0 to 0xebd29ff8) ** 2 printk messages dropped ** [ 1346.526045][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.526074][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1346.526097][ T32] r4:857cdf80 [ 1346.526613][ T32] INFO: task kworker/0:971:5925 is blocked on a mutex likely owned by task kworker/0:315:3960. [ 1346.526707][ T32] task:kworker/0:315 state:R running task stack:0 pid:3960 tgid:3960 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.526865][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.526943][ T32] Call trace: [ 1346.527057][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1346.527132][ T32] r10:8280c9b4 r9:84b7bc00 r8:80200be4 r7:e08d9d54 r6:ffffffff r5:84b7bc00 [ 1346.527159][ T32] r4:00000000 [ 1346.527218][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.527289][ T32] Exception stack(0xe08d9d20 to 0xe08d9d68) [ 1346.527353][ T32] 9d20: a7154000 e06bf000 00000001 80239b98 7f325000 00000001 82ac11c4 82ac05a0 [ 1346.527437][ T32] 9d40: 7f325000 e06bf000 8280c9b4 e08d9d9c e08d9da0 e08d9d70 80230ad4 80239bb0 [ 1346.527516][ T32] 9d60: 80050113 ffffffff [ 1346.527567][ T32] r5:80050113 r4:80239bb0 [ 1346.527591][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1346.527634][ T32] r4:82ac11e4 [ 1346.527704][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.527754][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08d9dc0 r5:e08d9e08 [ 1346.527776][ T32] r4:e08d9dc0 [ 1346.527809][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1346.527908][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9b40 [ 1346.527937][ T32] r4:00000000 [ 1346.528008][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1346.528110][ T32] r9:83018005 r8:84b7bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f09d000 [ 1346.528161][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1346.528207][ T32] r5:00001000 r4:e06eb000 [ 1346.528229][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1346.528293][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.528335][ T32] r5:8512438c r4:85124000 [ 1346.528366][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1346.528505][ T32] r7:dddced40 r6:83018000 r5:8512438c r4:84b0bd00 [ 1346.528530][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1346.528576][ T32] r10:61c88647 r9:84b7bc00 r8:84b0bd2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1346.528597][ T32] r4:84b0bd00 [ 1346.528615][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1346.528714][ T32] r10:00000000 r9:84b0bd00 r8:8027ecf4 r7:e08b1e60 r6:85024500 r5:84b7bc00 [ 1346.528794][ T32] r4:00000001 [ 1346.528817][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.528851][ T32] Exception stack(0xe08d9fb0 to 0xe08d9ff8) [ 1346.528902][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1346.528933][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.528990][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.529084][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1346.529186][ T32] r4:850d9a80 [ 1346.529248][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.529307][ T32] INFO: task kworker/0:972:5927 blocked for more than 472 seconds. [ 1346.529359][ T32] Not tainted 6.15.0-syzkaller #0 [ 1346.529443][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.529468][ T32] task:kworker/0:972 state:D stack:0 pid:5927 tgid:5927 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.529567][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.529639][ T32] Call trace: [ 1346.529741][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) ** 1 printk messages dropped ** [ 1346.529811][ T32] r4:85701800 ** 3 printk messages dropped ** [ 1346.529973][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.530016][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec9b1e08 ** 3 printk messages dropped ** [ 1346.530178][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) ** 10 printk messages dropped ** [ 1346.550368][ T32] r7:dddced40 r6:83018000 r5:85809f8c r4:857da700 ** 7 printk messages dropped ** [ 1346.551406][ T32] Exception stack(0xec9b1fb0 to 0xec9b1ff8) ** 7 printk messages dropped ** [ 1346.552456][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1346.553063][ T32] 9d40: 7f325000 e06bf000 8280c9b4 e08d9d9c e08d9da0 e08d9d70 80230ad4 80239bb0 ** 12 printk messages dropped ** [ 1346.553606][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) ** 7 printk messages dropped ** [ 1346.553940][ T32] r10:61c88647 r9:84b7bc00 r8:84b0bd2c r7:82804d40 r6:dddced40 r5:dddced60 ** 7 printk messages dropped ** [ 1346.554336][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1346.554667][ T32] task:kworker/0:973 state:D stack:0 pid:5930 tgid:5930 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 8 printk messages dropped ** [ 1346.555161][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.555218][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec7b1e08 ** 4 printk messages dropped ** [ 1346.555469][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857e73c0 ** 7 printk messages dropped ** [ 1346.555855][ T32] r5:8580a78c r4:8580a400 ** 5 printk messages dropped ** [ 1346.556155][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) ** 8 printk messages dropped ** [ 1346.556491][ T32] r4:857e7100 ** 5 printk messages dropped ** [ 1346.557150][ T32] r10:8280c9b4 r9:84b7bc00 r8:80200be4 r7:e08d9d54 r6:ffffffff r5:84b7bc00 ** 10 printk messages dropped ** [ 1346.557718][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08d9dc0 r5:e08d9e08 ** 2 printk messages dropped ** [ 1346.557838][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9b40 [ 1346.557858][ T32] r4:00000000 [ 1346.557879][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1346.557919][ T32] r9:83018005 r8:84b7bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f09d000 [ 1346.557939][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1346.557979][ T32] r5:00001000 r4:e06eb000 [ 1346.558105][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1346.558150][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.558203][ T32] r5:8512438c r4:85124000 [ 1346.558304][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1346.558351][ T32] r7:dddced40 r6:83018000 r5:8512438c r4:84b0bd00 [ 1346.558431][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1346.558480][ T32] r10:61c88647 r9:84b7bc00 r8:84b0bd2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1346.558501][ T32] r4:84b0bd00 [ 1346.558521][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1346.558769][ T32] r10:00000000 r9:84b0bd00 r8:8027ecf4 r7:e08b1e60 r6:85024500 r5:84b7bc00 [ 1346.558796][ T32] r4:00000001 [ 1346.558815][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.558873][ T32] Exception stack(0xe08d9fb0 to 0xe08d9ff8) [ 1346.558956][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1346.559030][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.559061][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.559176][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1346.559211][ T32] r4:850d9a80 [ 1346.559231][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.559256][ T32] INFO: task kworker/0:974:5932 blocked for more than 472 seconds. [ 1346.559282][ T32] Not tainted 6.15.0-syzkaller #0 [ 1346.559400][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.559424][ T32] task:kworker/0:974 state:D stack:0 pid:5932 tgid:5932 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.559493][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.559564][ T32] Call trace: [ 1346.559649][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1346.559697][ T32] r10:829189c0 r9:ec7d9d84 r8:00000002 r7:60000013 r6:ec7d9d8c r5:85705400 [ 1346.559736][ T32] r4:85705400 [ 1346.559757][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1346.559796][ T32] r5:85705400 r4:829189bc [ 1346.559815][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.559855][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.559924][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec7d9e08 [ 1346.559967][ T32] r4:00000000 [ 1346.559989][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1346.560026][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1346.560115][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1346.560163][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857e7e00 [ 1346.560185][ T32] r4:00000000 [ 1346.560203][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1346.560266][ T32] r9:83018005 r8:85705400 r7:00000000 r6:83018000 r5:00001000 r4:7f04d000 [ 1346.560292][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1346.560360][ T32] r5:00001000 r4:eb8cb000 [ 1346.560383][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1346.560505][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.560561][ T32] r5:8581078c r4:85810400 [ 1346.560580][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1346.593972][ T32] r7:dddced40 r6:83018000 r5:8581078c r4:857da800 [ 1346.594079][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1346.594192][ T32] r10:61c88647 r9:85705400 r8:857da82c r7:82804d40 r6:dddced40 r5:dddced60 [ 1346.594220][ T32] r4:857da800 [ 1346.594243][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1346.594317][ T32] r10:00000000 r9:857da800 r8:8027ecf4 r7:ec7b1e60 r6:85768580 r5:85705400 [ 1346.594387][ T32] r4:00000001 [ 1346.594412][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.594505][ T32] Exception stack(0xec7d9fb0 to 0xec7d9ff8) [ 1346.594624][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1346.594658][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.594710][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 1 printk messages dropped ** [ 1346.594818][ T32] r4:857e7100 ** 3 printk messages dropped ** [ 1346.595594][ T32] Call trace: ** 4 printk messages dropped ** [ 1346.595989][ T32] Exception stack(0xe08d9d20 to 0xe08d9d68) ** 8 printk messages dropped ** [ 1346.596439][ T32] r4:e08d9dc0 ** 4 printk messages dropped ** [ 1346.596778][ T32] r9:83018005 r8:84b7bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f09d000 ** 8 printk messages dropped ** [ 1346.597091][ T32] r10:61c88647 r9:84b7bc00 r8:84b0bd2c r7:82804d40 r6:dddced40 r5:dddced60 ** 8 printk messages dropped ** [ 1346.597503][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1346.597840][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1346.598410][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec7e1e08 [ 1346.598431][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1346.598525][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) ** 7 printk messages dropped ** [ 1346.599047][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1346.599620][ T32] Exception stack(0xec7e1fb0 to 0xec7e1ff8) ** 7 printk messages dropped ** [ 1346.613795][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1346.614425][ T32] 9d60: 80050113 ffffffff ** 8 printk messages dropped ** [ 1346.614818][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1346.615013][ T32] r5:00001000 r4:e06eb000 ** 7 printk messages dropped ** [ 1346.615360][ T32] r4:84b0bd00 ** 6 printk messages dropped ** [ 1346.615638][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1346.616048][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1346.616489][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec805e08 [ 1346.616512][ T32] r4:00000000 [ 1346.616531][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1346.616624][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1346.616665][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1346.616721][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857e7680 [ 1346.616746][ T32] r4:00000000 [ 1346.616765][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1346.616804][ T32] r9:83018005 r8:85706c00 r7:00000000 r6:83018000 r5:00001000 r4:7f041000 [ 1346.616825][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1346.616880][ T32] r5:00001000 r4:eb251000 [ 1346.616921][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1346.616962][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.617002][ T32] r5:8580af8c r4:8580ac00 [ 1346.617032][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1346.617078][ T32] r7:dddced40 r6:83018000 r5:8580af8c r4:857da900 [ 1346.617105][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1346.617151][ T32] r10:61c88647 r9:85706c00 r8:857da92c r7:82804d40 r6:dddced40 r5:dddced60 [ 1346.617172][ T32] r4:857da900 [ 1346.617216][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1346.617347][ T32] r10:00000000 r9:857da900 r8:8027ecf4 r7:ec7d9e60 r6:85768680 r5:85706c00 [ 1346.617374][ T32] r4:00000001 [ 1346.617446][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.617485][ T32] Exception stack(0xec805fb0 to 0xec805ff8) [ 1346.617534][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1346.617644][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.617756][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.617919][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1346.617969][ T32] r4:857e7340 [ 1346.618502][ T32] INFO: task kworker/0:976:5935 is blocked on a mutex likely owned by task kworker/0:315:3960. [ 1346.618551][ T32] task:kworker/0:315 state:R running task stack:0 pid:3960 tgid:3960 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.618672][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.618727][ T32] Call trace: [ 1346.618756][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1346.618828][ T32] r10:8280c9b4 r9:84b7bc00 r8:80200be4 r7:e08d9d54 r6:ffffffff r5:84b7bc00 [ 1346.618881][ T32] r4:00000000 [ 1346.618929][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.619010][ T32] Exception stack(0xe08d9d20 to 0xe08d9d68) [ 1346.619043][ T32] 9d20: a7aa6000 e06bf000 00000001 80239b98 7f325000 00000001 82ac11c4 82ac05a0 [ 1346.619071][ T32] 9d40: 7f325000 e06bf000 8280c9b4 e08d9d9c e08d9da0 e08d9d70 80230ad4 80239bb0 [ 1346.619094][ T32] 9d60: 80050113 ffffffff [ 1346.619149][ T32] r5:80050113 r4:80239bb0 [ 1346.619200][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1346.619246][ T32] r4:82ac11e4 [ 1346.619266][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.619307][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08d9dc0 r5:e08d9e08 [ 1346.619329][ T32] r4:e08d9dc0 [ 1346.619349][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1346.619391][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9b40 [ 1346.619413][ T32] r4:00000000 [ 1346.619457][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1346.619526][ T32] r9:83018005 r8:84b7bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f09d000 [ 1346.619577][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1346.619623][ T32] r5:00001000 r4:e06eb000 [ 1346.619670][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1346.619712][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.619775][ T32] r5:8512438c r4:85124000 [ 1346.619798][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1346.619853][ T32] r7:dddced40 r6:83018000 r5:8512438c r4:84b0bd00 [ 1346.619905][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1346.619955][ T32] r10:61c88647 r9:84b7bc00 r8:84b0bd2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1346.620007][ T32] r4:84b0bd00 [ 1346.620030][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1346.620076][ T32] r10:00000000 r9:84b0bd00 r8:8027ecf4 r7:e08b1e60 r6:85024500 r5:84b7bc00 [ 1346.620103][ T32] r4:00000001 [ 1346.620173][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.620228][ T32] Exception stack(0xe08d9fb0 to 0xe08d9ff8) [ 1346.620258][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1346.620525][ T32] INFO: task kworker/0:977:5937 blocked for more than 473 seconds. ** 9 printk messages dropped ** [ 1346.641282][ T32] r5:85706000 r4:829189bc ** 2 printk messages dropped ** [ 1346.641481][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec899e08 [ 1346.641525][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1346.641587][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1346.642035][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 9 printk messages dropped ** [ 1346.642531][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 8 printk messages dropped ** [ 1346.643463][ T32] Workqueue: events bpf_prog_free_deferred ** 9 printk messages dropped ** [ 1346.643987][ T32] r5:80050113 r4:80239bb0 ** 6 printk messages dropped ** [ 1346.644315][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9b40 ** 8 printk messages dropped ** [ 1346.644835][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) ** 10 printk messages dropped ** [ 1346.645472][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1346.645867][ T32] Call trace: ** 7 printk messages dropped ** [ 1346.646158][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec8b1e08 [ 1346.646179][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1346.646236][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) ** 2 printk messages dropped ** [ 1346.646490][ T32] r4:00000000 [ 1346.646508][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1346.646551][ T32] r9:83018005 r8:856f6000 r7:00000000 r6:83018000 r5:00001000 r4:7f045000 [ 1346.646572][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1346.646756][ T32] r5:00001000 r4:eb5ad000 [ 1346.646833][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1346.646954][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.646997][ T32] r5:8580b78c r4:8580b400 [ 1346.647040][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1346.647105][ T32] r7:dddced40 r6:83018000 r5:8580b78c r4:857daa00 [ 1346.647272][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1346.647324][ T32] r10:61c88647 r9:856f6000 r8:857daa2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1346.647347][ T32] r4:857daa00 [ 1346.647468][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1346.647704][ T32] r10:00000000 r9:857daa00 r8:8027ecf4 r7:ec7d9e60 r6:85768780 r5:856f6000 [ 1346.647733][ T32] r4:00000001 [ 1346.647752][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.647812][ T32] Exception stack(0xec8b1fb0 to 0xec8b1ff8) [ 1346.647841][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1346.647869][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.647896][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.647949][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1346.648083][ T32] r4:857e78c0 [ 1346.648506][ T32] INFO: task kworker/0:978:5939 is blocked on a mutex likely owned by task kworker/0:315:3960. [ 1346.648545][ T32] task:kworker/0:315 state:R running task stack:0 pid:3960 tgid:3960 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.648606][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.648696][ T32] Call trace: [ 1346.648753][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1346.648856][ T32] r10:8280c9b4 r9:84b7bc00 r8:80200be4 r7:e08d9d54 r6:ffffffff r5:84b7bc00 [ 1346.648882][ T32] r4:00000000 [ 1346.648901][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.648951][ T32] Exception stack(0xe08d9d20 to 0xe08d9d68) [ 1346.648993][ T32] 9d20: a7de0000 e06bf000 00000001 80239b98 7f325000 00000001 82ac11c4 82ac05a0 [ 1346.649022][ T32] 9d40: 7f325000 e06bf000 8280c9b4 e08d9d9c e08d9da0 e08d9d70 80230ad4 80239bb0 [ 1346.649058][ T32] 9d60: 80050113 ffffffff [ 1346.649111][ T32] r5:80050113 r4:80239bb0 [ 1346.649172][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1346.649273][ T32] r4:82ac11e4 [ 1346.649341][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.649387][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08d9dc0 r5:e08d9e08 [ 1346.649444][ T32] r4:e08d9dc0 [ 1346.649468][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1346.649558][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9b40 [ 1346.649665][ T32] r4:00000000 [ 1346.649715][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1346.649841][ T32] r9:83018005 r8:84b7bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f09d000 [ 1346.649866][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1346.649909][ T32] r5:00001000 r4:e06eb000 [ 1346.649929][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1346.649983][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.650025][ T32] r5:8512438c r4:85124000 [ 1346.650045][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1346.650085][ T32] r7:dddced40 r6:83018000 r5:8512438c r4:84b0bd00 [ 1346.650136][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1346.650250][ T32] r10:61c88647 r9:84b7bc00 r8:84b0bd2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1346.650355][ T32] r4:84b0bd00 [ 1346.650378][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1346.650424][ T32] r10:00000000 r9:84b0bd00 r8:8027ecf4 r7:e08b1e60 r6:85024500 r5:84b7bc00 ** 7 printk messages dropped ** [ 1346.681674][ T32] r4:850d9a80 ** 4 printk messages dropped ** [ 1346.681979][ T32] task:kworker/0:979 state:D stack:0 pid:5941 tgid:5941 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1346.682547][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec9d5e08 [ 1346.682646][ T32] r4:00000000 [ 1346.682698][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) ** 3 printk messages dropped ** [ 1346.682903][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1346.683294][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 11 printk messages dropped ** [ 1346.684065][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1346.684879][ T32] Call trace: ** 6 printk messages dropped ** [ 1346.685174][ T32] 9d40: 7f325000 e06bf000 8280c9b4 e08d9d9c e08d9da0 e08d9d70 80230ad4 80239bb0 ** 9 printk messages dropped ** [ 1346.685686][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1346.686043][ T32] r5:8512438c r4:85124000 ** 7 printk messages dropped ** [ 1346.686385][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1346.686533][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1346.687073][ T32] Call trace: ** 7 printk messages dropped ** [ 1346.687447][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec9dde08 [ 1346.687472][ T32] r4:00000000 [ 1346.687492][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1346.687529][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1346.687617][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1346.687662][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857e7880 [ 1346.687715][ T32] r4:00000000 [ 1346.687738][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1346.687779][ T32] r9:83018005 r8:85708000 r7:00000000 r6:83018000 r5:00001000 r4:7f049000 [ 1346.687824][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1346.687867][ T32] r5:00001000 r4:eb6ed000 [ 1346.687940][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1346.688085][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.688172][ T32] r5:8580bf8c r4:8580bc00 [ 1346.688207][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1346.688278][ T32] r7:dddced40 r6:83018000 r5:8580bf8c r4:857dab00 [ 1346.688307][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1346.688355][ T32] r10:61c88647 r9:85708000 r8:857dab2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1346.688380][ T32] r4:857dab00 [ 1346.688452][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1346.688503][ T32] r10:00000000 r9:857dab00 r8:8027ecf4 r7:ec7d9e60 r6:85768880 r5:85708000 [ 1346.688527][ T32] r4:00000001 [ 1346.688546][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.688579][ T32] Exception stack(0xec9ddfb0 to 0xec9ddff8) [ 1346.688622][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1346.688654][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.688680][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.688708][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1346.688729][ T32] r4:857e7880 [ 1346.689118][ T32] INFO: task kworker/0:980:5943 is blocked on a mutex likely owned by task kworker/0:315:3960. [ 1346.689157][ T32] task:kworker/0:315 state:R running task stack:0 pid:3960 tgid:3960 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.689218][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.689264][ T32] Call trace: [ 1346.689391][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1346.689447][ T32] r10:8280c9b4 r9:84b7bc00 r8:80200be4 r7:e08d9d54 r6:ffffffff r5:84b7bc00 [ 1346.689471][ T32] r4:00000000 [ 1346.689491][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.689531][ T32] Exception stack(0xe08d9d20 to 0xe08d9d68) [ 1346.689560][ T32] 9d20: a823a000 e06bf000 00000001 80239b98 7f325000 00000001 82ac11c4 82ac05a0 [ 1346.689588][ T32] 9d40: 7f325000 e06bf000 8280c9b4 e08d9d9c e08d9da0 e08d9d70 80230ad4 80239bb0 [ 1346.689616][ T32] 9d60: 80050113 ffffffff [ 1346.689694][ T32] r5:80050113 r4:80239bb0 [ 1346.689769][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1346.689852][ T32] r4:82ac11e4 [ 1346.689876][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.689946][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08d9dc0 r5:e08d9e08 [ 1346.690051][ T32] r4:e08d9dc0 [ 1346.690074][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1346.690128][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9b40 [ 1346.690151][ T32] r4:00000000 [ 1346.690178][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1346.690223][ T32] r9:83018005 r8:84b7bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f09d000 [ 1346.690249][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1346.690293][ T32] r5:00001000 r4:e06eb000 [ 1346.690337][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1346.690383][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.690421][ T32] r5:8512438c r4:85124000 [ 1346.690440][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) ** 6 printk messages dropped ** [ 1346.714360][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1346.714702][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1346.715506][ T32] Call trace: ** 7 printk messages dropped ** [ 1346.715955][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec9e5e08 [ 1346.716022][ T32] r4:00000000 [ 1346.716045][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) ** 1 printk messages dropped ** [ 1346.716446][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) ** 9 printk messages dropped ** [ 1346.717029][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) ** 10 printk messages dropped ** [ 1346.717483][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1346.718511][ T32] r10:8280c9b4 r9:84b7bc00 r8:80200be4 r7:e08d9d54 r6:ffffffff r5:84b7bc00 ** 14 printk messages dropped ** [ 1346.719333][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1346.719546][ T32] r5:00001000 r4:e06eb000 ** 7 printk messages dropped ** [ 1346.720050][ T32] r4:84b0bd00 ** 5 printk messages dropped ** [ 1346.720424][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1346.741239][ T32] task:kworker/0:982 state:D stack:0 pid:5947 tgid:5947 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1346.741985][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec9ede08 [ 1346.742022][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1346.742209][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) ** 8 printk messages dropped ** [ 1346.742721][ T32] r5:85811b8c r4:85811800 ** 4 printk messages dropped ** [ 1346.742976][ T32] r4:857dac00 ** 5 printk messages dropped ** [ 1346.743256][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1346.743288][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.743314][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.743342][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1346.743363][ T32] r4:857e7bc0 [ 1346.743895][ T32] INFO: task kworker/0:982:5947 is blocked on a mutex likely owned by task kworker/0:315:3960. [ 1346.743958][ T32] task:kworker/0:315 state:R running task stack:0 pid:3960 tgid:3960 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.744051][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.744138][ T32] Call trace: [ 1346.744303][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1346.744385][ T32] r10:8280c9b4 r9:84b7bc00 r8:80200be4 r7:e08d9d54 r6:ffffffff r5:84b7bc00 [ 1346.744413][ T32] r4:00000000 [ 1346.744433][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.744472][ T32] Exception stack(0xe08d9d20 to 0xe08d9d68) [ 1346.744501][ T32] 9d20: a8838000 e06bf000 00000001 80239b98 7f325000 00000001 82ac11c4 82ac05a0 [ 1346.744539][ T32] 9d40: 7f325000 e06bf000 8280c9b4 e08d9d9c e08d9da0 e08d9d70 80230ad4 80239bb0 [ 1346.744604][ T32] 9d60: 80050113 ffffffff [ 1346.744651][ T32] r5:80050113 r4:80239bb0 [ 1346.744681][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1346.744724][ T32] r4:82ac11e4 [ 1346.744830][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.744876][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08d9dc0 r5:e08d9e08 [ 1346.744897][ T32] r4:e08d9dc0 [ 1346.744946][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1346.745066][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9b40 [ 1346.745111][ T32] r4:00000000 [ 1346.745383][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1346.745498][ T32] r9:83018005 r8:84b7bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f09d000 [ 1346.745524][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1346.745865][ T32] r5:00001000 r4:e06eb000 [ 1346.745889][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1346.745928][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.746061][ T32] r5:8512438c r4:85124000 [ 1346.746163][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1346.746276][ T32] r7:dddced40 r6:83018000 r5:8512438c r4:84b0bd00 [ 1346.746374][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1346.746581][ T32] r10:61c88647 r9:84b7bc00 r8:84b0bd2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1346.746703][ T32] r4:84b0bd00 [ 1346.746825][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1346.746873][ T32] r10:00000000 r9:84b0bd00 r8:8027ecf4 r7:e08b1e60 r6:85024500 r5:84b7bc00 [ 1346.746895][ T32] r4:00000001 [ 1346.746931][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.746999][ T32] Exception stack(0xe08d9fb0 to 0xe08d9ff8) [ 1346.747053][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1346.747213][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.747245][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.747275][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1346.747322][ T32] r4:850d9a80 [ 1346.747347][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.747431][ T32] INFO: task kworker/0:983:5949 blocked for more than 473 seconds. [ 1346.747463][ T32] Not tainted 6.15.0-syzkaller #0 [ 1346.747488][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.747508][ T32] task:kworker/0:983 state:D stack:0 pid:5949 tgid:5949 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.747588][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.747628][ T32] Call trace: [ 1346.747713][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) ** 6 printk messages dropped ** [ 1346.747989][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec9f5e08 [ 1346.748045][ T32] r4:00000000 [ 1346.748074][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) ** 2 printk messages dropped ** [ 1346.748364][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857e7f80 ** 9 printk messages dropped ** [ 1346.749241][ T32] r7:dddced40 r6:83018000 r5:85810b8c r4:857dac80 ** 8 printk messages dropped ** [ 1346.749681][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1346.784793][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) ** 11 printk messages dropped ** [ 1346.785648][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08d9dc0 r5:e08d9e08 ** 9 printk messages dropped ** [ 1346.786358][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 11 printk messages dropped ** [ 1346.786962][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1346.787298][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 10 printk messages dropped ** [ 1346.788557][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec9fde08 [ 1346.788580][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1346.788832][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) ** 5 printk messages dropped ** [ 1346.789022][ T32] r5:00001000 r4:eb9d7000 ** 12 printk messages dropped ** [ 1346.790048][ T32] Exception stack(0xec9fdfb0 to 0xec9fdff8) [ 1346.790215][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1346.790248][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.790328][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.790360][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1346.790382][ T32] r4:857e7d80 [ 1346.801847][ T32] INFO: task kworker/0:984:5951 is blocked on a mutex likely owned by task kworker/0:315:3960. [ 1346.801976][ T32] task:kworker/0:315 state:R running task stack:0 pid:3960 tgid:3960 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.802135][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.802196][ T32] Call trace: [ 1346.802229][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1346.802285][ T32] r10:8280c9b4 r9:84b7bc00 r8:80200be4 r7:e08d9d54 r6:ffffffff r5:84b7bc00 [ 1346.802321][ T32] r4:00000000 [ 1346.802347][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.802387][ T32] Exception stack(0xe08d9d20 to 0xe08d9d68) [ 1346.802605][ T32] 9d20: a8e2f000 e06bf000 00000001 80239b98 7f325000 00000001 82ac11c4 82ac05a0 [ 1346.802637][ T32] 9d40: 7f325000 e06bf000 8280c9b4 e08d9d9c e08d9da0 e08d9d70 80230ad4 80239bb0 [ 1346.802662][ T32] 9d60: 80050113 ffffffff [ 1346.802699][ T32] r5:80050113 r4:80239bb0 [ 1346.802724][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1346.802886][ T32] r4:82ac11e4 [ 1346.803016][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.803062][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08d9dc0 r5:e08d9e08 [ 1346.803085][ T32] r4:e08d9dc0 [ 1346.803167][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1346.803292][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9b40 [ 1346.803404][ T32] r4:00000000 [ 1346.803428][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1346.803528][ T32] r9:83018005 r8:84b7bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f09d000 [ 1346.803555][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1346.803598][ T32] r5:00001000 r4:e06eb000 [ 1346.803617][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1346.803655][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.803694][ T32] r5:8512438c r4:85124000 [ 1346.803714][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1346.803758][ T32] r7:dddced40 r6:83018000 r5:8512438c r4:84b0bd00 [ 1346.803779][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1346.803844][ T32] r10:61c88647 r9:84b7bc00 r8:84b0bd2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1346.803924][ T32] r4:84b0bd00 [ 1346.803948][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1346.804035][ T32] r10:00000000 r9:84b0bd00 r8:8027ecf4 r7:e08b1e60 r6:85024500 r5:84b7bc00 [ 1346.804060][ T32] r4:00000001 [ 1346.804080][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.804154][ T32] Exception stack(0xe08d9fb0 to 0xe08d9ff8) [ 1346.804185][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1346.804263][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.804382][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.804502][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1346.804528][ T32] r4:850d9a80 [ 1346.804552][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.804623][ T32] INFO: task kworker/0:985:5953 blocked for more than 473 seconds. [ 1346.804737][ T32] Not tainted 6.15.0-syzkaller #0 [ 1346.804793][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.804818][ T32] task:kworker/0:985 state:D stack:0 pid:5953 tgid:5953 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.804972][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.805132][ T32] Call trace: [ 1346.805170][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1346.805217][ T32] r10:829189c0 r9:eca05d84 r8:00000002 r7:60000013 r6:eca05d8c r5:8570bc00 [ 1346.805241][ T32] r4:8570bc00 [ 1346.805273][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1346.805317][ T32] r5:8570bc00 r4:829189bc [ 1346.805336][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 1 printk messages dropped ** [ 1346.805445][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eca05e08 ** 2 printk messages dropped ** [ 1346.805582][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1346.806135][ T32] r5:00001000 r4:eb9fd000 ** 6 printk messages dropped ** [ 1346.806425][ T32] r10:61c88647 r9:8570bc00 r8:857dadac r7:82804d40 r6:dddced40 r5:dddced60 ** 9 printk messages dropped ** [ 1346.807038][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 7 printk messages dropped ** [ 1346.807972][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1346.808248][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) ** 12 printk messages dropped ** [ 1346.809552][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1346.810231][ T32] Exception stack(0xe08d9fb0 to 0xe08d9ff8) ** 7 printk messages dropped ** [ 1346.842119][ T32] Not tainted 6.15.0-syzkaller #0 ** 8 printk messages dropped ** [ 1346.842536][ T32] r5:8570c800 r4:829189bc ** 2 printk messages dropped ** [ 1346.842641][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eca0de08 ** 1 printk messages dropped ** [ 1346.842693][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1346.842737][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1346.842777][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1346.842828][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85103280 [ 1346.843038][ T32] r4:00000000 [ 1346.843181][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1346.843232][ T32] r9:83018005 r8:8570c800 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 1346.843255][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1346.843295][ T32] r5:00001000 r4:eba21000 [ 1346.843325][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1346.843447][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.843498][ T32] r5:8581178c r4:85811400 [ 1346.843519][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1346.843562][ T32] r7:dddced40 r6:83018000 r5:8581178c r4:857dae00 [ 1346.843609][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1346.843822][ T32] r10:61c88647 r9:8570c800 r8:857dae2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1346.843849][ T32] r4:857dae00 [ 1346.843870][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1346.843916][ T32] r10:00000000 r9:857dae00 r8:8027ecf4 r7:ec9ede60 r6:85768b80 r5:8570c800 [ 1346.843938][ T32] r4:00000001 [ 1346.843982][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.844023][ T32] Exception stack(0xeca0dfb0 to 0xeca0dff8) [ 1346.844052][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1346.844080][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.844111][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.844146][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1346.844169][ T32] r4:85103140 [ 1346.844749][ T32] INFO: task kworker/0:986:5955 is blocked on a mutex likely owned by task kworker/0:315:3960. [ 1346.844790][ T32] task:kworker/0:315 state:R running task stack:0 pid:3960 tgid:3960 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.844903][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.845019][ T32] Call trace: [ 1346.845188][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) ** 4 printk messages dropped ** [ 1346.845495][ T32] 9d20: a95db000 e06bf000 00000001 80239b98 7f325000 00000001 82ac11c4 82ac05a0 ** 10 printk messages dropped ** [ 1346.846077][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1346.846285][ T32] r5:00001000 r4:e06eb000 [ 1346.846319][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1346.846363][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.846402][ T32] r5:8512438c r4:85124000 [ 1346.846421][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1346.846491][ T32] r7:dddced40 r6:83018000 r5:8512438c r4:84b0bd00 [ 1346.846594][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1346.846697][ T32] r10:61c88647 r9:84b7bc00 r8:84b0bd2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1346.846723][ T32] r4:84b0bd00 [ 1346.846767][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1346.846841][ T32] r10:00000000 r9:84b0bd00 r8:8027ecf4 r7:e08b1e60 r6:85024500 r5:84b7bc00 [ 1346.846954][ T32] r4:00000001 [ 1346.846977][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.847023][ T32] Exception stack(0xe08d9fb0 to 0xe08d9ff8) [ 1346.847052][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1346.847105][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.847166][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.847225][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1346.847277][ T32] r4:850d9a80 [ 1346.847313][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.847366][ T32] INFO: task kworker/0:987:5958 blocked for more than 473 seconds. ** 4 printk messages dropped ** [ 1346.847671][ T32] Call trace: ** 7 printk messages dropped ** [ 1346.848083][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eca19e08 [ 1346.848191][ T32] r4:00000000 [ 1346.848215][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) ** 1 printk messages dropped ** [ 1346.848306][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) ** 7 printk messages dropped ** [ 1346.848767][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1346.849275][ T32] Exception stack(0xeca19fb0 to 0xeca19ff8) ** 6 printk messages dropped ** [ 1346.849958][ T32] task:kworker/0:315 state:R running task stack:0 pid:3960 tgid:3960 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 15 printk messages dropped ** [ 1346.874231][ T32] r4:e08d9dc0 ** 6 printk messages dropped ** [ 1346.874548][ T32] r5:00001000 r4:e06eb000 ** 5 printk messages dropped ** [ 1346.874794][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1346.875352][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 10 printk messages dropped ** [ 1346.876015][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) ** 6 printk messages dropped ** [ 1346.876347][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eca25e08 ** 3 printk messages dropped ** [ 1346.876594][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) ** 7 printk messages dropped ** [ 1346.877253][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1346.877670][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1346.878066][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 7 printk messages dropped ** [ 1346.879140][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1346.879345][ T32] 9d60: 80050113 ffffffff ** 7 printk messages dropped ** [ 1346.879897][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9b40 ** 6 printk messages dropped ** [ 1346.880170][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 11 printk messages dropped ** [ 1346.899485][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1346.899542][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.899572][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.899611][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1346.899648][ T32] r4:850d9a80 [ 1346.899702][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.899763][ T32] INFO: task kworker/0:989:5962 blocked for more than 473 seconds. [ 1346.899825][ T32] Not tainted 6.15.0-syzkaller #0 [ 1346.899881][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.899931][ T32] task:kworker/0:989 state:D stack:0 pid:5962 tgid:5962 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.899997][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.900067][ T32] Call trace: [ 1346.900136][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1346.900193][ T32] r10:829189c0 r9:eca29d84 r8:00000002 r7:60000013 r6:eca29d8c r5:85838000 [ 1346.900217][ T32] r4:85838000 [ 1346.900236][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1346.900302][ T32] r5:85838000 r4:829189bc [ 1346.900326][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.900479][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.902986][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eca29e08 [ 1346.903063][ T32] r4:00000000 [ 1346.903090][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1346.903189][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1346.903257][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1346.903363][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85103640 [ 1346.903389][ T32] r4:00000000 [ 1346.903460][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1346.903512][ T32] r9:83018005 r8:85838000 r7:00000000 r6:83018000 r5:00001000 r4:7f05b000 [ 1346.903535][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1346.903603][ T32] r5:00001000 r4:ebad7000 [ 1346.903627][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1346.903695][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.903740][ T32] r5:8581238c r4:85812000 [ 1346.903760][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1346.903803][ T32] r7:dddced40 r6:83018000 r5:8581238c r4:857daf80 [ 1346.903823][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1346.903867][ T32] r10:61c88647 r9:85838000 r8:857dafac r7:82804d40 r6:dddced40 r5:dddced60 [ 1346.903914][ T32] r4:857daf80 [ 1346.903965][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1346.904012][ T32] r10:00000000 r9:857daf80 r8:8027ecf4 r7:eca25e60 r6:85768d00 r5:85838000 [ 1346.904046][ T32] r4:00000001 [ 1346.904097][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.904200][ T32] Exception stack(0xeca29fb0 to 0xeca29ff8) [ 1346.904259][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1346.904292][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.904352][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.904410][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1346.904435][ T32] r4:851033c0 [ 1346.904956][ T32] INFO: task kworker/0:989:5962 is blocked on a mutex likely owned by task kworker/0:315:3960. [ 1346.905022][ T32] task:kworker/0:315 state:R running task stack:0 pid:3960 tgid:3960 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.905105][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.905182][ T32] Call trace: [ 1346.905518][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1346.905597][ T32] r10:8280c9b4 r9:84b7bc00 r8:80200be4 r7:e08d9d54 r6:ffffffff r5:84b7bc00 [ 1346.905625][ T32] r4:00000000 [ 1346.905644][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.905685][ T32] Exception stack(0xe08d9d20 to 0xe08d9d68) [ 1346.905713][ T32] 9d20: a9a66000 e06bf000 00000001 80239b98 7f325000 00000001 82ac11c4 82ac05a0 [ 1346.905875][ T32] 9d40: 7f325000 e06bf000 8280c9b4 e08d9d9c e08d9da0 e08d9d70 80230ad4 80239bb0 [ 1346.905904][ T32] 9d60: 80050113 ffffffff [ 1346.905928][ T32] r5:80050113 r4:80239bb0 [ 1346.905972][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1346.906017][ T32] r4:82ac11e4 [ 1346.906049][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.906095][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08d9dc0 r5:e08d9e08 [ 1346.906123][ T32] r4:e08d9dc0 [ 1346.906143][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1346.906184][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9b40 [ 1346.906205][ T32] r4:00000000 [ 1346.906223][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1346.906264][ T32] r9:83018005 r8:84b7bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f09d000 [ 1346.906285][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1346.906324][ T32] r5:00001000 r4:e06eb000 [ 1346.906343][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) ** 4 printk messages dropped ** [ 1346.906566][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1346.907027][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1346.907382][ T32] task:kworker/0:990 state:D stack:0 pid:5964 tgid:5964 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 4 printk messages dropped ** [ 1346.907631][ T32] r4:85799800 [ 1346.907734][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1346.907779][ T32] r5:85799800 r4:829189bc [ 1346.907798][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.907836][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.907882][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec9d1e08 [ 1346.907929][ T32] r4:00000000 [ 1346.907952][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1346.908042][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1346.908108][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1346.908195][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851037c0 [ 1346.908221][ T32] r4:00000000 [ 1346.908240][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1346.908281][ T32] r9:83018005 r8:85799800 r7:00000000 r6:83018000 r5:00001000 r4:7f05d000 [ 1346.908301][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1346.908338][ T32] r5:00001000 r4:ebaf3000 [ 1346.908433][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1346.908481][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.908520][ T32] r5:8581278c r4:85812400 [ 1346.908538][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1346.908606][ T32] r7:dddced40 r6:83018000 r5:8581278c r4:85452000 [ 1346.908631][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1346.908678][ T32] r10:61c88647 r9:85799800 r8:8545202c r7:82804d40 r6:dddced40 r5:dddced60 [ 1346.908726][ T32] r4:85452000 [ 1346.908761][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1346.908807][ T32] r10:00000000 r9:85452000 r8:8027ecf4 r7:eca25e60 r6:85452080 r5:85799800 [ 1346.908855][ T32] r4:00000001 [ 1346.908876][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.908959][ T32] Exception stack(0xec9d1fb0 to 0xec9d1ff8) [ 1346.908989][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1346.909017][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.909043][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.909071][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1346.909093][ T32] r4:85103440 [ 1346.909501][ T32] INFO: task kworker/0:990:5964 is blocked on a mutex likely owned by task kworker/0:315:3960. [ 1346.909537][ T32] task:kworker/0:315 state:R running task stack:0 pid:3960 tgid:3960 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.909621][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.909759][ T32] Call trace: [ 1346.909831][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1346.909895][ T32] r10:8280c9b4 r9:84b7bc00 r8:80200be4 r7:e08d9d54 r6:ffffffff r5:84b7bc00 [ 1346.909921][ T32] r4:00000000 [ 1346.909965][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.910034][ T32] Exception stack(0xe08d9d20 to 0xe08d9d68) [ 1346.910067][ T32] 9d20: a9a66000 e06bf000 00000001 80239b98 7f325000 00000001 82ac11c4 82ac05a0 [ 1346.910130][ T32] 9d40: 7f325000 e06bf000 8280c9b4 e08d9d9c e08d9da0 e08d9d70 80230ad4 80239bb0 [ 1346.910197][ T32] 9d60: 80050113 ffffffff [ 1346.910224][ T32] r5:80050113 r4:80239bb0 [ 1346.910245][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1346.910286][ T32] r4:82ac11e4 [ 1346.910306][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.910397][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08d9dc0 r5:e08d9e08 [ 1346.910423][ T32] r4:e08d9dc0 [ 1346.910449][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1346.929896][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9b40 [ 1346.930006][ T32] r4:00000000 [ 1346.930059][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1346.930139][ T32] r9:83018005 r8:84b7bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f09d000 [ 1346.930171][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1346.930216][ T32] r5:00001000 r4:e06eb000 [ 1346.930237][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1346.930276][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 1346.930489][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1346.931436][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1346.931766][ T32] Call trace: ** 4 printk messages dropped ** [ 1346.932014][ T32] r5:8579b000 r4:829189bc ** 2 printk messages dropped ** [ 1346.932143][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eca21e08 ** 2 printk messages dropped ** [ 1346.932252][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1346.932591][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1346.932946][ T32] r10:00000000 r9:85452100 r8:8027ecf4 r7:eca25e60 r6:85452180 r5:8579b000 ** 7 printk messages dropped ** [ 1346.933226][ T32] r4:85103740 ** 4 printk messages dropped ** [ 1346.934044][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) ** 8 printk messages dropped ** [ 1346.934358][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1346.934401][ T32] r4:82ac11e4 [ 1346.934441][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.934492][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08d9dc0 r5:e08d9e08 [ 1346.934514][ T32] r4:e08d9dc0 [ 1346.934533][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1346.934574][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9b40 [ 1346.934595][ T32] r4:00000000 [ 1346.934614][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1346.934677][ T32] r9:83018005 r8:84b7bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f09d000 [ 1346.934724][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1346.934777][ T32] r5:00001000 r4:e06eb000 [ 1346.934800][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1346.934838][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.934901][ T32] r5:8512438c r4:85124000 [ 1346.934944][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1346.935011][ T32] r7:dddced40 r6:83018000 r5:8512438c r4:84b0bd00 [ 1346.935043][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1346.935107][ T32] r10:61c88647 r9:84b7bc00 r8:84b0bd2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1346.935166][ T32] r4:84b0bd00 [ 1346.935204][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1346.935251][ T32] r10:00000000 r9:84b0bd00 r8:8027ecf4 r7:e08b1e60 r6:85024500 r5:84b7bc00 [ 1346.935275][ T32] r4:00000001 [ 1346.935303][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.935362][ T32] Exception stack(0xe08d9fb0 to 0xe08d9ff8) [ 1346.935399][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1346.935440][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.935469][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.935517][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1346.935542][ T32] r4:850d9a80 [ 1346.935562][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.935588][ T32] INFO: task kworker/0:992:5967 blocked for more than 473 seconds. [ 1346.935615][ T32] Not tainted 6.15.0-syzkaller #0 [ 1346.935639][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.935679][ T32] task:kworker/0:992 state:D stack:0 pid:5967 tgid:5967 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.935729][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.935826][ T32] Call trace: [ 1346.935891][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1346.935967][ T32] r10:829189c0 r9:ebd45d84 r8:00000002 r7:60000013 r6:ebd45d8c r5:8579c800 [ 1346.935993][ T32] r4:8579c800 [ 1346.936022][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1346.936067][ T32] r5:8579c800 r4:829189bc [ 1346.936087][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.936131][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.936175][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebd45e08 [ 1346.936196][ T32] r4:00000000 [ 1346.936237][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1346.936298][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1346.936339][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1346.936379][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85103a40 [ 1346.936401][ T32] r4:00000000 [ 1346.936441][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1346.936484][ T32] r9:83018005 r8:8579c800 r7:00000000 r6:83018000 r5:00001000 r4:7f061000 [ 1346.936505][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1346.936544][ T32] r5:00001000 r4:ebb2f000 [ 1346.936564][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1346.936623][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.936665][ T32] r5:85812f8c r4:85812c00 [ 1346.936705][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1346.936749][ T32] r7:dddced40 r6:83018000 r5:85812f8c r4:85452200 [ 1346.936770][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1346.936822][ T32] r10:61c88647 r9:8579c800 r8:8545222c r7:82804d40 r6:dddced40 r5:dddced60 [ 1346.936869][ T32] r4:85452200 [ 1346.936899][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1346.936955][ T32] r10:00000000 r9:85452200 r8:8027ecf4 r7:eca21e60 r6:85452280 r5:8579c800 [ 1346.936980][ T32] r4:00000001 [ 1346.937022][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.937079][ T32] Exception stack(0xebd45fb0 to 0xebd45ff8) [ 1346.937113][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1346.937162][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.937193][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.937221][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1346.937252][ T32] r4:851039c0 [ 1346.937620][ T32] INFO: task kworker/0:992:5967 is blocked on a mutex likely owned by task kworker/0:315:3960. ** 5 printk messages dropped ** [ 1346.937949][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1346.938158][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) ** 10 printk messages dropped ** [ 1346.938627][ T32] r5:00001000 r4:e06eb000 ** 5 printk messages dropped ** [ 1346.938919][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1346.939315][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.939341][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.939369][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1346.939411][ T32] r4:850d9a80 [ 1346.939465][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.939493][ T32] INFO: task kworker/0:993:5970 blocked for more than 473 seconds. [ 1346.939541][ T32] Not tainted 6.15.0-syzkaller #0 [ 1346.939567][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.939600][ T32] task:kworker/0:993 state:D stack:0 pid:5970 tgid:5970 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.939646][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.939684][ T32] Call trace: [ 1346.939760][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1346.939846][ T32] r10:829189c0 r9:eca35d84 r8:00000002 r7:60000013 r6:eca35d8c r5:8579e000 [ 1346.939880][ T32] r4:8579e000 [ 1346.939923][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1346.940004][ T32] r5:8579e000 r4:829189bc [ 1346.940048][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.940095][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.940163][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eca35e08 [ 1346.940189][ T32] r4:00000000 [ 1346.940273][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1346.940316][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1346.940352][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) ** 4 printk messages dropped ** [ 1346.969357][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) ** 7 printk messages dropped ** [ 1346.969738][ T32] r10:61c88647 r9:8579e000 r8:8545232c r7:82804d40 r6:dddced40 r5:dddced60 ** 9 printk messages dropped ** [ 1346.970150][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 9 printk messages dropped ** [ 1346.981647][ T32] Exception stack(0xe08d9d20 to 0xe08d9d68) ** 7 printk messages dropped ** [ 1346.981975][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08d9dc0 r5:e08d9e08 ** 7 printk messages dropped ** [ 1346.982272][ T32] r5:00001000 r4:e06eb000 ** 4 printk messages dropped ** [ 1346.982433][ T32] r7:dddced40 r6:83018000 r5:8512438c r4:84b0bd00 ** 7 printk messages dropped ** [ 1346.982686][ T32] Exception stack(0xe08d9fb0 to 0xe08d9ff8) ** 6 printk messages dropped ** [ 1346.982899][ T32] INFO: task kworker/0:994:5972 blocked for more than 473 seconds. ** 10 printk messages dropped ** [ 1346.983354][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 1 printk messages dropped ** [ 1346.983478][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eca39e08 ** 4 printk messages dropped ** [ 1346.983691][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85103e80 ** 9 printk messages dropped ** [ 1346.984184][ T32] r7:dddced40 r6:83018000 r5:8581378c r4:85452400 [ 1346.984208][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1346.984274][ T32] r10:61c88647 r9:8579ec00 r8:8545242c r7:82804d40 r6:dddced40 r5:dddced60 [ 1346.984299][ T32] r4:85452400 [ 1346.984317][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1346.984445][ T32] r10:00000000 r9:85452400 r8:8027ecf4 r7:eca35e60 r6:85452480 r5:8579ec00 [ 1346.984483][ T32] r4:00000001 [ 1346.984526][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.984563][ T32] Exception stack(0xeca39fb0 to 0xeca39ff8) [ 1346.984590][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1346.984617][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.984643][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.984694][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1346.984720][ T32] r4:85103d00 [ 1346.985178][ T32] INFO: task kworker/0:994:5972 is blocked on a mutex likely owned by task kworker/0:315:3960. [ 1346.985214][ T32] task:kworker/0:315 state:R running task stack:0 pid:3960 tgid:3960 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.985290][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.985405][ T32] Call trace: [ 1346.985440][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1346.985514][ T32] r10:8280c9b4 r9:84b7bc00 r8:80200be4 r7:e08d9d54 r6:ffffffff r5:84b7bc00 [ 1346.985540][ T32] r4:00000000 [ 1346.985572][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.985644][ T32] Exception stack(0xe08d9d20 to 0xe08d9d68) [ 1346.985686][ T32] 9d20: aa9a3000 e06bf000 00000001 80239b98 7f325000 00000001 82ac11c4 82ac05a0 [ 1346.985727][ T32] 9d40: 7f325000 e06bf000 8280c9b4 e08d9d9c e08d9da0 e08d9d70 80230ad4 80239bb0 [ 1346.985762][ T32] 9d60: 80050113 ffffffff [ 1346.985809][ T32] r5:80050113 r4:80239bb0 [ 1346.985832][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1346.985874][ T32] r4:82ac11e4 [ 1346.985893][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.985955][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08d9dc0 r5:e08d9e08 [ 1346.985980][ T32] r4:e08d9dc0 [ 1346.986022][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1346.986068][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9b40 [ 1346.986095][ T32] r4:00000000 [ 1346.986138][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1346.986183][ T32] r9:83018005 r8:84b7bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f09d000 [ 1346.986214][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1346.986271][ T32] r5:00001000 r4:e06eb000 [ 1346.986314][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1346.986397][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.986459][ T32] r5:8512438c r4:85124000 [ 1346.986481][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1346.986525][ T32] r7:dddced40 r6:83018000 r5:8512438c r4:84b0bd00 [ 1346.986546][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1346.986590][ T32] r10:61c88647 r9:84b7bc00 r8:84b0bd2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1346.986622][ T32] r4:84b0bd00 [ 1346.986644][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1346.986688][ T32] r10:00000000 r9:84b0bd00 r8:8027ecf4 r7:e08b1e60 r6:85024500 r5:84b7bc00 [ 1346.986731][ T32] r4:00000001 [ 1346.986796][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.986833][ T32] Exception stack(0xe08d9fb0 to 0xe08d9ff8) [ 1346.986859][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 3 printk messages dropped ** [ 1346.987003][ T32] r4:850d9a80 ** 4 printk messages dropped ** [ 1346.987251][ T32] task:kworker/0:995 state:D stack:0 pid:5973 tgid:5973 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1346.987856][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eca3de08 [ 1346.987881][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1346.987939][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1346.988485][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1346.988792][ T32] r10:61c88647 r9:8579d400 r8:8545252c r7:82804d40 r6:dddced40 r5:dddced60 [ 1346.988818][ T32] r4:85452500 [ 1346.988840][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1346.988905][ T32] r10:00000000 r9:85452500 r8:8027ecf4 r7:eca35e60 r6:85452580 r5:8579d400 [ 1346.988944][ T32] r4:00000001 [ 1346.988987][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.989025][ T32] Exception stack(0xeca3dfb0 to 0xeca3dff8) [ 1346.989050][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1346.989098][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.989129][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.989158][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1346.989205][ T32] r4:85103d00 [ 1346.989563][ T32] INFO: task kworker/0:995:5973 is blocked on a mutex likely owned by task kworker/0:315:3960. [ 1346.989628][ T32] task:kworker/0:315 state:R running task stack:0 pid:3960 tgid:3960 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.989737][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.989816][ T32] Call trace: [ 1346.989869][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1346.989944][ T32] r10:8280c9b4 r9:84b7bc00 r8:80200be4 r7:e08d9d54 r6:ffffffff r5:84b7bc00 [ 1346.989984][ T32] r4:00000000 [ 1346.990031][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.990075][ T32] Exception stack(0xe08d9d20 to 0xe08d9d68) [ 1346.990109][ T32] 9d20: aa9a3000 e06bf000 00000001 80239b98 7f325000 00000001 82ac11c4 82ac05a0 [ 1346.990148][ T32] 9d40: 7f325000 e06bf000 8280c9b4 e08d9d9c e08d9da0 e08d9d70 80230ad4 80239bb0 [ 1346.990183][ T32] 9d60: 80050113 ffffffff [ 1346.990229][ T32] r5:80050113 r4:80239bb0 [ 1346.990261][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1346.990311][ T32] r4:82ac11e4 [ 1346.990343][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.990388][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08d9dc0 r5:e08d9e08 [ 1346.990410][ T32] r4:e08d9dc0 [ 1346.990450][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1346.990495][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9b40 [ 1346.990558][ T32] r4:00000000 [ 1347.013036][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1347.013184][ T32] r9:83018005 r8:84b7bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f09d000 [ 1347.013236][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1347.013306][ T32] r5:00001000 r4:e06eb000 [ 1347.013348][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1347.013391][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.013472][ T32] r5:8512438c r4:85124000 [ 1347.013496][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1347.013563][ T32] r7:dddced40 r6:83018000 r5:8512438c r4:84b0bd00 [ 1347.013598][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1347.013656][ T32] r10:61c88647 r9:84b7bc00 r8:84b0bd2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1347.013686][ T32] r4:84b0bd00 [ 1347.013730][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1347.013801][ T32] r10:00000000 r9:84b0bd00 r8:8027ecf4 r7:e08b1e60 r6:85024500 r5:84b7bc00 [ 1347.013827][ T32] r4:00000001 [ 1347.013846][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.013883][ T32] Exception stack(0xe08d9fb0 to 0xe08d9ff8) [ 1347.013913][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1347.013962][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 2 printk messages dropped ** [ 1347.014061][ T32] r4:850d9a80 ** 4 printk messages dropped ** [ 1347.014214][ T32] task:kworker/0:996 state:D stack:0 pid:5976 tgid:5976 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1347.014762][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eca41e08 [ 1347.014796][ T32] r4:00000000 [ 1347.014817][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) ** 3 printk messages dropped ** [ 1347.015031][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1347.015349][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1347.015499][ T32] r7:dddced40 r6:83018000 r5:8581838c r4:85452600 [ 1347.015520][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1347.015565][ T32] r10:61c88647 r9:84bfec00 r8:8545262c r7:82804d40 r6:dddced40 r5:dddced60 [ 1347.015603][ T32] r4:85452600 [ 1347.015625][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1347.015691][ T32] r10:00000000 r9:85452600 r8:8027ecf4 r7:eca3de60 r6:85452680 r5:84bfec00 [ 1347.015716][ T32] r4:00000001 [ 1347.015734][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.015768][ T32] Exception stack(0xeca41fb0 to 0xeca41ff8) [ 1347.015793][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1347.015852][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.015882][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.015910][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1347.015931][ T32] r4:8451ce80 [ 1347.016446][ T32] INFO: task kworker/0:996:5976 is blocked on a mutex likely owned by task kworker/0:315:3960. [ 1347.016547][ T32] task:kworker/0:315 state:R running task stack:0 pid:3960 tgid:3960 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.016651][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.016698][ T32] Call trace: [ 1347.016726][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) ** 1 printk messages dropped ** [ 1347.016847][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1347.017177][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) ** 11 printk messages dropped ** [ 1347.017767][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) ** 8 printk messages dropped ** [ 1347.018218][ T32] r10:00000000 r9:84b0bd00 r8:8027ecf4 r7:e08b1e60 r6:85024500 r5:84b7bc00 ** 7 printk messages dropped ** [ 1347.018536][ T32] r4:850d9a80 ** 4 printk messages dropped ** [ 1347.018742][ T32] task:kworker/0:997 state:D stack:0 pid:5977 tgid:5977 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1347.019329][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eca45e08 [ 1347.019353][ T32] r4:00000000 [ 1347.019392][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) ** 1 printk messages dropped ** [ 1347.019468][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) ** 8 printk messages dropped ** [ 1347.019836][ T32] r5:85818b8c r4:85818800 ** 6 printk messages dropped ** [ 1347.020267][ T32] r10:00000000 r9:85452700 r8:8027ecf4 r7:eca41e60 r6:85452780 r5:85798000 ** 6 printk messages dropped ** [ 1347.020547][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 10 printk messages dropped ** [ 1347.036755][ T32] 9d20: aafb6000 e06bf000 00000001 80239b98 7f325000 00000001 82ac11c4 82ac05a0 ** 10 printk messages dropped ** [ 1347.037201][ T32] r4:00000000 [ 1347.037224][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1347.037267][ T32] r9:83018005 r8:84b7bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f09d000 [ 1347.037288][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1347.037327][ T32] r5:00001000 r4:e06eb000 [ 1347.037346][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1347.037400][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.037442][ T32] r5:8512438c r4:85124000 [ 1347.037483][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1347.037550][ T32] r7:dddced40 r6:83018000 r5:8512438c r4:84b0bd00 [ 1347.037574][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1347.037620][ T32] r10:61c88647 r9:84b7bc00 r8:84b0bd2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1347.037641][ T32] r4:84b0bd00 [ 1347.037723][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1347.037785][ T32] r10:00000000 r9:84b0bd00 r8:8027ecf4 r7:e08b1e60 r6:85024500 r5:84b7bc00 [ 1347.037831][ T32] r4:00000001 [ 1347.037853][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.037902][ T32] Exception stack(0xe08d9fb0 to 0xe08d9ff8) [ 1347.037930][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1347.037957][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.038025][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.038056][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1347.038079][ T32] r4:850d9a80 [ 1347.038103][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.038132][ T32] INFO: task kworker/0:998:5981 blocked for more than 473 seconds. [ 1347.038204][ T32] Not tainted 6.15.0-syzkaller #0 [ 1347.038254][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1347.038278][ T32] task:kworker/0:998 state:D stack:0 pid:5981 tgid:5981 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.038322][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.038401][ T32] Call trace: [ 1347.038458][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1347.038503][ T32] r10:829189c0 r9:ec68dd84 r8:00000002 r7:60000113 r6:ec68dd8c r5:84909800 [ 1347.038545][ T32] r4:84909800 [ 1347.038568][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1347.038651][ T32] r5:84909800 r4:829189bc [ 1347.038673][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.038724][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.038772][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec68de08 [ 1347.038793][ T32] r4:00000000 [ 1347.038812][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1347.038858][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1347.038898][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1347.038939][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851084c0 [ 1347.038982][ T32] r4:00000000 [ 1347.039004][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1347.039045][ T32] r9:83018005 r8:84909800 r7:00000000 r6:83018000 r5:00001000 r4:7f029000 [ 1347.039067][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1347.039155][ T32] r5:00001000 r4:dfb33000 [ 1347.039179][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1347.039218][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.039257][ T32] r5:8581878c r4:85818400 [ 1347.039275][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1347.039442][ T32] r7:dddced40 r6:83018000 r5:8581878c r4:85452800 [ 1347.039549][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1347.039597][ T32] r10:61c88647 r9:84909800 r8:8545282c r7:82804d40 r6:dddced40 r5:dddced60 [ 1347.039642][ T32] r4:85452800 [ 1347.039685][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) ** 5 printk messages dropped ** [ 1347.039923][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1347.040564][ T32] Workqueue: events bpf_prog_free_deferred ** 10 printk messages dropped ** [ 1347.053334][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) ** 8 printk messages dropped ** [ 1347.053823][ T32] r9:83018005 r8:84b7bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f09d000 ** 7 printk messages dropped ** [ 1347.054143][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) ** 11 printk messages dropped ** [ 1347.054755][ T32] r4:850d9a80 ** 5 printk messages dropped ** [ 1347.055141][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1347.055636][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eca49e08 [ 1347.055657][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1347.055776][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) ** 7 printk messages dropped ** [ 1347.056111][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1347.056477][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1347.056752][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 7 printk messages dropped ** [ 1347.057795][ T32] r4:00000000 [ 1347.057819][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.057857][ T32] Exception stack(0xe08d9d20 to 0xe08d9d68) [ 1347.057949][ T32] 9d20: ab584000 e06bf000 00000001 80239b98 7f325000 00000001 82ac11c4 82ac05a0 [ 1347.058025][ T32] 9d40: 7f325000 e06bf000 8280c9b4 e08d9d9c e08d9da0 e08d9d70 80230ad4 80239bb0 [ 1347.058051][ T32] 9d60: 80050113 ffffffff [ 1347.058074][ T32] r5:80050113 r4:80239bb0 [ 1347.058098][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1347.058140][ T32] r4:82ac11e4 [ 1347.058159][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.058240][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08d9dc0 r5:e08d9e08 [ 1347.058337][ T32] r4:e08d9dc0 [ 1347.058380][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1347.058426][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9b40 [ 1347.058447][ T32] r4:00000000 [ 1347.058488][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1347.058554][ T32] r9:83018005 r8:84b7bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f09d000 [ 1347.058589][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1347.058633][ T32] r5:00001000 r4:e06eb000 [ 1347.058674][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1347.058716][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.058754][ T32] r5:8512438c r4:85124000 [ 1347.058794][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1347.058839][ T32] r7:dddced40 r6:83018000 r5:8512438c r4:84b0bd00 [ 1347.058859][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1347.058934][ T32] r10:61c88647 r9:84b7bc00 r8:84b0bd2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1347.059002][ T32] r4:84b0bd00 [ 1347.059061][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1347.059156][ T32] r10:00000000 r9:84b0bd00 r8:8027ecf4 r7:e08b1e60 r6:85024500 r5:84b7bc00 [ 1347.059225][ T32] r4:00000001 [ 1347.059247][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.059303][ T32] Exception stack(0xe08d9fb0 to 0xe08d9ff8) [ 1347.059332][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1347.059359][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.059384][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.059433][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1347.059459][ T32] r4:850d9a80 [ 1347.059500][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.059527][ T32] INFO: task kworker/0:1000:5985 blocked for more than 473 seconds. [ 1347.059576][ T32] Not tainted 6.15.0-syzkaller #0 [ 1347.059602][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1347.059642][ T32] task:kworker/0:1000 state:D stack:0 pid:5985 tgid:5985 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.059746][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.059826][ T32] Call trace: [ 1347.059858][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1347.059903][ T32] r10:829189c0 r9:eca31d84 r8:00000002 r7:60000113 r6:eca31d8c r5:8490a400 [ 1347.059925][ T32] r4:8490a400 [ 1347.059943][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1347.059982][ T32] r5:8490a400 r4:829189bc [ 1347.060011][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.060054][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.060103][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eca31e08 [ 1347.060140][ T32] r4:00000000 [ 1347.060172][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1347.060214][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1347.060273][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1347.060327][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85108bc0 [ 1347.060349][ T32] r4:00000000 [ 1347.060369][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1347.060408][ T32] r9:83018005 r8:8490a400 r7:00000000 r6:83018000 r5:00001000 r4:7f031000 [ 1347.060431][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1347.060468][ T32] r5:00001000 r4:eb383000 [ 1347.060487][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1347.060523][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.083466][ T32] r5:8581978c r4:85819400 [ 1347.083542][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1347.083658][ T32] r7:dddced40 r6:83018000 r5:8581978c r4:85452a00 [ 1347.083685][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1347.083753][ T32] r10:61c88647 r9:8490a400 r8:85452a2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1347.083779][ T32] r4:85452a00 [ 1347.083819][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1347.083869][ T32] r10:00000000 r9:85452a00 r8:8027ecf4 r7:eca49e60 r6:85452a80 r5:8490a400 [ 1347.083903][ T32] r4:00000001 [ 1347.083925][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.083975][ T32] Exception stack(0xeca31fb0 to 0xeca31ff8) [ 1347.084007][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1347.084051][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.084079][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.084152][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 3 printk messages dropped ** [ 1347.084876][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1347.085393][ T32] 9d40: 7f325000 e06bf000 8280c9b4 e08d9d9c e08d9da0 e08d9d70 80230ad4 80239bb0 ** 9 printk messages dropped ** [ 1347.085872][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1347.085996][ T32] r5:00001000 r4:e06eb000 ** 7 printk messages dropped ** [ 1347.086423][ T32] r4:84b0bd00 ** 6 printk messages dropped ** [ 1347.086729][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 2 printk messages dropped ** [ 1347.086852][ T32] r4:850d9a80 [ 1347.086876][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.086925][ T32] INFO: task kworker/0:1001:5986 blocked for more than 473 seconds. [ 1347.086969][ T32] Not tainted 6.15.0-syzkaller #0 [ 1347.086997][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1347.087042][ T32] task:kworker/0:1001 state:D stack:0 pid:5986 tgid:5986 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.087160][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.087204][ T32] Call trace: [ 1347.087233][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1347.087278][ T32] r10:829189c0 r9:ec91dd84 r8:00000002 r7:60000113 r6:ec91dd8c r5:8490b000 [ 1347.087300][ T32] r4:8490b000 [ 1347.087363][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1347.087415][ T32] r5:8490b000 r4:829189bc [ 1347.087435][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.087473][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.087519][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec91de08 [ 1347.087539][ T32] r4:00000000 [ 1347.087573][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1347.087699][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1347.087740][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1347.087781][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85108980 [ 1347.087845][ T32] r4:00000000 [ 1347.087868][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1347.087931][ T32] r9:83018005 r8:8490b000 r7:00000000 r6:83018000 r5:00001000 r4:7f02f000 [ 1347.087956][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1347.088015][ T32] r5:00001000 r4:eb0d5000 [ 1347.088038][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1347.088094][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.088137][ T32] r5:8581938c r4:85819000 [ 1347.088156][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1347.088198][ T32] r7:dddced40 r6:83018000 r5:8581938c r4:85452b00 [ 1347.088219][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1347.088262][ T32] r10:61c88647 r9:8490b000 r8:85452b2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1347.088283][ T32] r4:85452b00 [ 1347.088301][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1347.088361][ T32] r10:00000000 r9:85452b00 r8:8027ecf4 r7:eca31e60 r6:85452b80 r5:8490b000 [ 1347.088407][ T32] r4:00000001 [ 1347.088428][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.088462][ T32] Exception stack(0xec91dfb0 to 0xec91dff8) [ 1347.088507][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1347.088538][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.088564][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.088614][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1347.088639][ T32] r4:85108880 [ 1347.089074][ T32] INFO: task kworker/0:1001:5986 is blocked on a mutex likely owned by task kworker/0:315:3960. [ 1347.089138][ T32] task:kworker/0:315 state:R running task stack:0 pid:3960 tgid:3960 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.089273][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.089318][ T32] Call trace: [ 1347.089383][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1347.089432][ T32] r10:8280c9b4 r9:84b7bc00 r8:80200be4 r7:e08d9d54 r6:ffffffff r5:84b7bc00 [ 1347.089454][ T32] r4:00000000 [ 1347.089472][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.089532][ T32] Exception stack(0xe08d9d20 to 0xe08d9d68) [ 1347.089577][ T32] 9d20: ab933000 e06bf000 00000001 80239b98 7f325000 00000001 82ac11c4 82ac05a0 [ 1347.089609][ T32] 9d40: 7f325000 e06bf000 8280c9b4 e08d9d9c e08d9da0 e08d9d70 80230ad4 80239bb0 [ 1347.089632][ T32] 9d60: 80050113 ffffffff [ 1347.089685][ T32] r5:80050113 r4:80239bb0 [ 1347.089708][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1347.089809][ T32] r4:82ac11e4 [ 1347.089846][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.089912][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08d9dc0 r5:e08d9e08 [ 1347.089937][ T32] r4:e08d9dc0 [ 1347.089974][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1347.090018][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9b40 [ 1347.090040][ T32] r4:00000000 [ 1347.090057][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1347.090105][ T32] r9:83018005 r8:84b7bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f09d000 [ 1347.090127][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1347.090165][ T32] r5:00001000 r4:e06eb000 [ 1347.090184][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1347.090220][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.090257][ T32] r5:8512438c r4:85124000 [ 1347.090298][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1347.090355][ T32] r7:dddced40 r6:83018000 r5:8512438c r4:84b0bd00 [ 1347.090431][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1347.090480][ T32] r10:61c88647 r9:84b7bc00 r8:84b0bd2c r7:82804d40 r6:dddced40 r5:dddced60 ** 3 printk messages dropped ** [ 1347.104921][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1347.105143][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1347.105545][ T32] Call trace: ** 7 printk messages dropped ** [ 1347.105921][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec919e08 [ 1347.105942][ T32] r4:00000000 [ 1347.105982][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) ** 1 printk messages dropped ** [ 1347.106112][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) ** 9 printk messages dropped ** [ 1347.106473][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) ** 9 printk messages dropped ** [ 1347.106890][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1347.107714][ T32] Call trace: ** 6 printk messages dropped ** [ 1347.108065][ T32] 9d40: 7f325000 e06bf000 8280c9b4 e08d9d9c e08d9da0 e08d9d70 80230ad4 80239bb0 ** 11 printk messages dropped ** [ 1347.108525][ T32] r9:83018005 r8:84b7bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f09d000 ** 10 printk messages dropped ** [ 1347.109034][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) ** 7 printk messages dropped ** [ 1347.109417][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 10 printk messages dropped ** [ 1347.109823][ T32] r4:85838c00 ** 4 printk messages dropped ** [ 1347.110075][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eca4de08 [ 1347.110101][ T32] r4:00000000 [ 1347.110141][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) ** 3 printk messages dropped ** [ 1347.110332][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1347.127362][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 9 printk messages dropped ** [ 1347.127775][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 8 printk messages dropped ** [ 1347.128619][ T32] Workqueue: events bpf_prog_free_deferred ** 9 printk messages dropped ** [ 1347.129101][ T32] r5:80050113 r4:80239bb0 [ 1347.129143][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1347.129233][ T32] r4:82ac11e4 [ 1347.129257][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.129299][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08d9dc0 r5:e08d9e08 [ 1347.129320][ T32] r4:e08d9dc0 [ 1347.129356][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1347.129421][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9b40 [ 1347.129446][ T32] r4:00000000 [ 1347.129465][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1347.129508][ T32] r9:83018005 r8:84b7bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f09d000 [ 1347.129529][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1347.129570][ T32] r5:00001000 r4:e06eb000 [ 1347.129610][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1347.129653][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.129692][ T32] r5:8512438c r4:85124000 [ 1347.129711][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1347.129751][ T32] r7:dddced40 r6:83018000 r5:8512438c r4:84b0bd00 [ 1347.129771][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1347.129814][ T32] r10:61c88647 r9:84b7bc00 r8:84b0bd2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1347.129834][ T32] r4:84b0bd00 [ 1347.129852][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1347.129895][ T32] r10:00000000 r9:84b0bd00 r8:8027ecf4 r7:e08b1e60 r6:85024500 r5:84b7bc00 [ 1347.129928][ T32] r4:00000001 [ 1347.129951][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.129986][ T32] Exception stack(0xe08d9fb0 to 0xe08d9ff8) [ 1347.130032][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1347.130063][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.130093][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.130162][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1347.130189][ T32] r4:850d9a80 [ 1347.130209][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.130236][ T32] INFO: task kworker/0:1004:5992 blocked for more than 473 seconds. [ 1347.130269][ T32] Not tainted 6.15.0-syzkaller #0 [ 1347.130382][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1347.130413][ T32] task:kworker/0:1004 state:D stack:0 pid:5992 tgid:5992 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.130483][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.140246][ T32] Call trace: [ 1347.140316][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1347.140386][ T32] r10:829189c0 r9:eca51d84 r8:00000002 r7:60000113 r6:eca51d8c r5:8583a400 [ 1347.140454][ T32] r4:8583a400 [ 1347.140479][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1347.140824][ T32] r5:8583a400 r4:829189bc [ 1347.140879][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.140932][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.140979][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eca51e08 [ 1347.141016][ T32] r4:00000000 [ 1347.141040][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1347.141079][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1347.141162][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1347.141207][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85108f40 [ 1347.141253][ T32] r4:00000000 [ 1347.141276][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1347.141321][ T32] r9:83018005 r8:8583a400 r7:00000000 r6:83018000 r5:00001000 r4:7f037000 [ 1347.141342][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1347.141404][ T32] r5:00001000 r4:eb733000 [ 1347.141428][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1347.141483][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.141534][ T32] r5:85819f8c r4:85819c00 [ 1347.141579][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1347.141656][ T32] r7:dddced40 r6:83018000 r5:85819f8c r4:85452d80 [ 1347.141701][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1347.141770][ T32] r10:61c88647 r9:8583a400 r8:85452dac r7:82804d40 r6:dddced40 r5:dddced60 [ 1347.141795][ T32] r4:85452d80 [ 1347.141815][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1347.141869][ T32] r10:00000000 r9:85452d80 r8:8027ecf4 r7:eca4de60 r6:85768e00 r5:8583a400 [ 1347.141893][ T32] r4:00000001 [ 1347.141934][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.141993][ T32] Exception stack(0xeca51fb0 to 0xeca51ff8) [ 1347.142057][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 2 printk messages dropped ** [ 1347.142208][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 9 printk messages dropped ** [ 1347.143247][ T32] Exception stack(0xe08d9d20 to 0xe08d9d68) ** 8 printk messages dropped ** [ 1347.143561][ T32] r4:e08d9dc0 ** 4 printk messages dropped ** [ 1347.143723][ T32] r9:83018005 r8:84b7bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f09d000 ** 6 printk messages dropped ** [ 1347.143983][ T32] r7:dddced40 r6:83018000 r5:8512438c r4:84b0bd00 ** 9 printk messages dropped ** [ 1347.144358][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1347.144698][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1347.145078][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eca55e08 [ 1347.145111][ T32] r4:00000000 [ 1347.145143][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) ** 3 printk messages dropped ** [ 1347.145283][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1347.145497][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1347.145749][ T32] r4:85452e00 [ 1347.145767][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1347.145808][ T32] r10:00000000 r9:85452e00 r8:8027ecf4 r7:eca4de60 r6:85768f00 r5:8583c800 [ 1347.145829][ T32] r4:00000001 [ 1347.145880][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.145918][ T32] Exception stack(0xeca55fb0 to 0xeca55ff8) [ 1347.145973][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1347.146038][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.146078][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.146113][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1347.146156][ T32] r4:85108e40 [ 1347.146541][ T32] INFO: task kworker/0:1005:5996 is blocked on a mutex likely owned by task kworker/0:315:3960. [ 1347.146576][ T32] task:kworker/0:315 state:R running task stack:0 pid:3960 tgid:3960 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.146696][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.146752][ T32] Call trace: [ 1347.146806][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1347.146854][ T32] r10:8280c9b4 r9:84b7bc00 r8:80200be4 r7:e08d9d54 r6:ffffffff r5:84b7bc00 [ 1347.146877][ T32] r4:00000000 [ 1347.146919][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.146960][ T32] Exception stack(0xe08d9d20 to 0xe08d9d68) [ 1347.147002][ T32] 9d20: ac04a000 e06bf000 00000001 80239b98 7f325000 00000001 82ac11c4 82ac05a0 [ 1347.147033][ T32] 9d40: 7f325000 e06bf000 8280c9b4 e08d9d9c e08d9da0 e08d9d70 80230ad4 80239bb0 [ 1347.147079][ T32] 9d60: 80050113 ffffffff [ 1347.147150][ T32] r5:80050113 r4:80239bb0 [ 1347.147176][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1347.147219][ T32] r4:82ac11e4 [ 1347.147262][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.147330][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08d9dc0 r5:e08d9e08 [ 1347.147355][ T32] r4:e08d9dc0 [ 1347.147374][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1347.147436][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9b40 [ 1347.147461][ T32] r4:00000000 [ 1347.147480][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1347.147521][ T32] r9:83018005 r8:84b7bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f09d000 [ 1347.147543][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1347.147581][ T32] r5:00001000 r4:e06eb000 [ 1347.147600][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1347.147637][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.147686][ T32] r5:8512438c r4:85124000 [ 1347.147708][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1347.147750][ T32] r7:dddced40 r6:83018000 r5:8512438c r4:84b0bd00 [ 1347.147769][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1347.147811][ T32] r10:61c88647 r9:84b7bc00 r8:84b0bd2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1347.147832][ T32] r4:84b0bd00 [ 1347.147850][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1347.147892][ T32] r10:00000000 r9:84b0bd00 r8:8027ecf4 r7:e08b1e60 r6:85024500 r5:84b7bc00 [ 1347.147913][ T32] r4:00000001 [ 1347.147931][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.147963][ T32] Exception stack(0xe08d9fb0 to 0xe08d9ff8) [ 1347.148013][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1347.148044][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.148070][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.148102][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 5 printk messages dropped ** [ 1347.148253][ T32] task:kworker/1:419 state:D stack:0 pid:5997 tgid:5997 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1347.148653][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eca59e08 [ 1347.148675][ T32] r4:00000000 [ 1347.148693][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) ** 1 printk messages dropped ** [ 1347.148792][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) ** 8 printk messages dropped ** [ 1347.149115][ T32] r5:8565f38c r4:8565f000 ** 6 printk messages dropped ** [ 1347.149456][ T32] r10:00000000 r9:85768e80 r8:8027ecf4 r7:ec741e60 r6:85768f80 r5:8583d400 ** 5 printk messages dropped ** [ 1347.149619][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.149671][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1347.149698][ T32] r4:8478a8c0 [ 1347.150075][ T32] INFO: task kworker/1:419:5997 is blocked on a mutex likely owned by task kworker/0:315:3960. [ 1347.150117][ T32] task:kworker/0:315 state:R running task stack:0 pid:3960 tgid:3960 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.150195][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.150301][ T32] Call trace: [ 1347.150339][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1347.150391][ T32] r10:8280c9b4 r9:84b7bc00 r8:80200be4 r7:e08d9d54 r6:ffffffff r5:84b7bc00 [ 1347.150434][ T32] r4:00000000 [ 1347.150456][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.150495][ T32] Exception stack(0xe08d9d20 to 0xe08d9d68) [ 1347.150525][ T32] 9d20: ac04a000 e06bf000 00000001 80239b98 7f325000 00000001 82ac11c4 82ac05a0 [ 1347.150552][ T32] 9d40: 7f325000 e06bf000 8280c9b4 e08d9d9c e08d9da0 e08d9d70 80230ad4 80239bb0 [ 1347.150575][ T32] 9d60: 80050113 ffffffff [ 1347.150680][ T32] r5:80050113 r4:80239bb0 [ 1347.182746][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1347.182874][ T32] r4:82ac11e4 [ 1347.182899][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.182965][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08d9dc0 r5:e08d9e08 [ 1347.182993][ T32] r4:e08d9dc0 [ 1347.183013][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1347.183099][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9b40 [ 1347.183142][ T32] r4:00000000 [ 1347.183163][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1347.183220][ T32] r9:83018005 r8:84b7bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f09d000 [ 1347.183245][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1347.183287][ T32] r5:00001000 r4:e06eb000 [ 1347.183328][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1347.183393][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.183439][ T32] r5:8512438c r4:85124000 [ 1347.183461][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1347.183507][ T32] r7:dddced40 r6:83018000 r5:8512438c r4:84b0bd00 [ 1347.183527][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1347.183593][ T32] r10:61c88647 r9:84b7bc00 r8:84b0bd2c r7:82804d40 r6:dddced40 r5:dddced60 ** 7 printk messages dropped ** [ 1347.183902][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1347.184268][ T32] Call trace: ** 7 printk messages dropped ** [ 1347.184582][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec9c9e08 [ 1347.184606][ T32] r4:00000000 [ 1347.184647][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) ** 3 printk messages dropped ** [ 1347.184834][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1347.185039][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1347.185318][ T32] r10:61c88647 r9:8490d400 r8:85452eac r7:82804d40 r6:dddced40 r5:dddced60 [ 1347.185354][ T32] r4:85452e80 [ 1347.185395][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1347.185441][ T32] r10:00000000 r9:85452e80 r8:8027ecf4 r7:eca55e60 r6:85452f00 r5:8490d400 [ 1347.185462][ T32] r4:00000001 [ 1347.185480][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.185514][ T32] Exception stack(0xec9c9fb0 to 0xec9c9ff8) [ 1347.185540][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1347.185589][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.185619][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.185709][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1347.185734][ T32] r4:853851c0 [ 1347.186257][ T32] INFO: task kworker/0:1006:5999 is blocked on a mutex likely owned by task kworker/0:315:3960. [ 1347.186313][ T32] task:kworker/0:315 state:R running task stack:0 pid:3960 tgid:3960 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.186398][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.186441][ T32] Call trace: [ 1347.186495][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1347.186544][ T32] r10:8280c9b4 r9:84b7bc00 r8:80200be4 r7:e08d9d54 r6:ffffffff r5:84b7bc00 [ 1347.186567][ T32] r4:00000000 [ 1347.186585][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.186623][ T32] Exception stack(0xe08d9d20 to 0xe08d9d68) [ 1347.186651][ T32] 9d20: acc21000 e06bf000 00000001 80239b98 7f325000 00000001 82ac11c4 82ac05a0 [ 1347.186694][ T32] 9d40: 7f325000 e06bf000 8280c9b4 e08d9d9c e08d9da0 e08d9d70 80230ad4 80239bb0 [ 1347.186742][ T32] 9d60: 80050113 ffffffff [ 1347.186768][ T32] r5:80050113 r4:80239bb0 [ 1347.186787][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1347.186849][ T32] r4:82ac11e4 [ 1347.186872][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.186914][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08d9dc0 r5:e08d9e08 [ 1347.186935][ T32] r4:e08d9dc0 [ 1347.186955][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1347.187007][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9b40 [ 1347.187032][ T32] r4:00000000 [ 1347.187050][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1347.187127][ T32] r9:83018005 r8:84b7bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f09d000 ** 6 printk messages dropped ** [ 1347.187385][ T32] r7:dddced40 r6:83018000 r5:8512438c r4:84b0bd00 ** 7 printk messages dropped ** [ 1347.187693][ T32] Exception stack(0xe08d9fb0 to 0xe08d9ff8) ** 5 printk messages dropped ** [ 1347.187890][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 10 printk messages dropped ** [ 1347.188322][ T32] r5:8490e000 r4:829189bc ** 1 printk messages dropped ** [ 1347.188377][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.188421][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eca5de08 ** 4 printk messages dropped ** [ 1347.188589][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85385440 ** 7 printk messages dropped ** [ 1347.188905][ T32] r5:8581af8c r4:8581ac00 ** 4 printk messages dropped ** [ 1347.189119][ T32] r4:85452f80 ** 5 printk messages dropped ** [ 1347.189307][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1347.190063][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1347.190455][ T32] 9d40: 7f325000 e06bf000 8280c9b4 e08d9d9c e08d9da0 e08d9d70 80230ad4 80239bb0 ** 10 printk messages dropped ** [ 1347.205581][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) ** 9 printk messages dropped ** [ 1347.205922][ T32] r10:61c88647 r9:84b7bc00 r8:84b0bd2c r7:82804d40 r6:dddced40 r5:dddced60 ** 7 printk messages dropped ** [ 1347.206286][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1347.206592][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1347.207009][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.207074][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.207167][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eca65e08 [ 1347.207216][ T32] r4:00000000 [ 1347.207260][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1347.207303][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1347.207340][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1347.207401][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85385900 [ 1347.207447][ T32] r4:00000000 [ 1347.207491][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1347.207534][ T32] r9:83018005 r8:8490ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f075000 [ 1347.207575][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1347.207618][ T32] r5:00001000 r4:ebca3000 [ 1347.207637][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1347.207711][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.207753][ T32] r5:8581bb8c r4:8581b800 [ 1347.207773][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1347.207814][ T32] r7:dddced40 r6:83018000 r5:8581bb8c r4:85368080 [ 1347.207834][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1347.207899][ T32] r10:61c88647 r9:8490ec00 r8:853680ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1347.207925][ T32] r4:85368080 [ 1347.207943][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1347.207986][ T32] r10:00000000 r9:85368080 r8:8027ecf4 r7:eca5de60 r6:85368100 r5:8490ec00 [ 1347.208029][ T32] r4:00000001 [ 1347.208051][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.208086][ T32] Exception stack(0xeca65fb0 to 0xeca65ff8) [ 1347.208140][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1347.208192][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.208223][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.208253][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1347.208275][ T32] r4:853852c0 [ 1347.208795][ T32] INFO: task kworker/0:1008:6004 is blocked on a mutex likely owned by task kworker/0:315:3960. [ 1347.208854][ T32] task:kworker/0:315 state:R running task stack:0 pid:3960 tgid:3960 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.208928][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.208972][ T32] Call trace: [ 1347.209001][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1347.209049][ T32] r10:8280c9b4 r9:84b7bc00 r8:80200be4 r7:e08d9d54 r6:ffffffff r5:84b7bc00 [ 1347.209071][ T32] r4:00000000 [ 1347.209095][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.209134][ T32] Exception stack(0xe08d9d20 to 0xe08d9d68) [ 1347.209185][ T32] 9d20: acc21000 e06bf000 00000001 80239b98 7f325000 00000001 82ac11c4 82ac05a0 [ 1347.209218][ T32] 9d40: 7f325000 e06bf000 8280c9b4 e08d9d9c e08d9da0 e08d9d70 80230ad4 80239bb0 [ 1347.209241][ T32] 9d60: 80050113 ffffffff [ 1347.209282][ T32] r5:80050113 r4:80239bb0 [ 1347.209325][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1347.209401][ T32] r4:82ac11e4 [ 1347.209425][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.209468][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08d9dc0 r5:e08d9e08 [ 1347.209511][ T32] r4:e08d9dc0 [ 1347.209563][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1347.209637][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9b40 ** 7 printk messages dropped ** [ 1347.209959][ T32] r5:8512438c r4:85124000 ** 6 printk messages dropped ** [ 1347.210321][ T32] r10:00000000 r9:84b0bd00 r8:8027ecf4 r7:e08b1e60 r6:85024500 r5:84b7bc00 ** 7 printk messages dropped ** [ 1347.227443][ T32] r4:850d9a80 ** 5 printk messages dropped ** [ 1347.227763][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1347.228183][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.228256][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec955e08 ** 2 printk messages dropped ** [ 1347.228386][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) ** 7 printk messages dropped ** [ 1347.228737][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1347.228776][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.228814][ T32] r5:8581b38c r4:8581b000 [ 1347.228848][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1347.228895][ T32] r7:dddced40 r6:83018000 r5:8581b38c r4:85368180 [ 1347.228916][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1347.228971][ T32] r10:61c88647 r9:8490c800 r8:853681ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1347.228996][ T32] r4:85368180 [ 1347.229036][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1347.229084][ T32] r10:00000000 r9:85368180 r8:8027ecf4 r7:eca65e60 r6:85368200 r5:8490c800 [ 1347.229132][ T32] r4:00000001 [ 1347.229155][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.229193][ T32] Exception stack(0xec955fb0 to 0xec955ff8) [ 1347.229219][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1347.229257][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.229286][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.229339][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1347.229373][ T32] r4:853852c0 [ 1347.229919][ T32] INFO: task kworker/0:1009:6005 is blocked on a mutex likely owned by task kworker/0:315:3960. [ 1347.229978][ T32] task:kworker/0:315 state:R running task stack:0 pid:3960 tgid:3960 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.230064][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.230155][ T32] Call trace: [ 1347.230189][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1347.230238][ T32] r10:8280c9b4 r9:84b7bc00 r8:80200be4 r7:e08d9d54 r6:ffffffff r5:84b7bc00 [ 1347.230260][ T32] r4:00000000 [ 1347.230279][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.230316][ T32] Exception stack(0xe08d9d20 to 0xe08d9d68) [ 1347.230355][ T32] 9d20: ad1e1000 e06bf000 00000001 80239b98 7f325000 00000001 82ac11c4 82ac05a0 [ 1347.230408][ T32] 9d40: 7f325000 e06bf000 8280c9b4 e08d9d9c e08d9da0 e08d9d70 80230ad4 80239bb0 [ 1347.230456][ T32] 9d60: 80050113 ffffffff [ 1347.230544][ T32] r5:80050113 r4:80239bb0 [ 1347.235310][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1347.235402][ T32] r4:82ac11e4 [ 1347.235436][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.235506][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08d9dc0 r5:e08d9e08 [ 1347.235534][ T32] r4:e08d9dc0 [ 1347.235576][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1347.235623][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9b40 [ 1347.235644][ T32] r4:00000000 [ 1347.235663][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1347.235704][ T32] r9:83018005 r8:84b7bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f09d000 [ 1347.235725][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1347.235775][ T32] r5:00001000 r4:e06eb000 [ 1347.235798][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1347.235837][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.235876][ T32] r5:8512438c r4:85124000 [ 1347.235917][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1347.235963][ T32] r7:dddced40 r6:83018000 r5:8512438c r4:84b0bd00 [ 1347.236011][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1347.236099][ T32] r10:61c88647 r9:84b7bc00 r8:84b0bd2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1347.236148][ T32] r4:84b0bd00 [ 1347.236192][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1347.236327][ T32] r10:00000000 r9:84b0bd00 r8:8027ecf4 r7:e08b1e60 r6:85024500 r5:84b7bc00 ** 4 printk messages dropped ** [ 1347.236614][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1347.237004][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1347.237429][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.237482][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eca69e08 ** 2 printk messages dropped ** [ 1347.237559][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1347.237913][ T32] r5:00001000 r4:ebc41000 ** 6 printk messages dropped ** [ 1347.238224][ T32] r10:61c88647 r9:84908000 r8:853682ac r7:82804d40 r6:dddced40 r5:dddced60 ** 8 printk messages dropped ** [ 1347.238618][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1347.239639][ T32] r10:8280c9b4 r9:84b7bc00 r8:80200be4 r7:e08d9d54 r6:ffffffff r5:84b7bc00 ** 10 printk messages dropped ** [ 1347.240077][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08d9dc0 r5:e08d9e08 ** 7 printk messages dropped ** [ 1347.240385][ T32] r5:00001000 r4:e06eb000 ** 5 printk messages dropped ** [ 1347.261433][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) ** 3 printk messages dropped ** [ 1347.261613][ T32] r10:00000000 r9:84b0bd00 r8:8027ecf4 r7:e08b1e60 r6:85024500 r5:84b7bc00 [ 1347.261704][ T32] r4:00000001 [ 1347.261747][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.261787][ T32] Exception stack(0xe08d9fb0 to 0xe08d9ff8) [ 1347.261825][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1347.261856][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.261905][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.261956][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1347.262016][ T32] r4:850d9a80 [ 1347.262058][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.262095][ T32] INFO: task kworker/0:1011:6009 blocked for more than 473 seconds. [ 1347.262129][ T32] Not tainted 6.15.0-syzkaller #0 [ 1347.262153][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1347.262196][ T32] task:kworker/0:1011 state:D stack:0 pid:6009 tgid:6009 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.262256][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.262411][ T32] Call trace: [ 1347.262469][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1347.262545][ T32] r10:829189c0 r9:eca6dd84 r8:00000002 r7:60000113 r6:eca6dd8c r5:8579bc00 [ 1347.262570][ T32] r4:8579bc00 [ 1347.262632][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1347.262698][ T32] r5:8579bc00 r4:829189bc [ 1347.262754][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.262821][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.262869][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eca6de08 [ 1347.262900][ T32] r4:00000000 [ 1347.262922][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1347.262980][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1347.263045][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1347.263094][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85385a80 [ 1347.263154][ T32] r4:00000000 [ 1347.263177][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1347.263268][ T32] r9:83018005 r8:8579bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f077000 [ 1347.263293][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1347.263344][ T32] r5:00001000 r4:ebcb3000 [ 1347.263453][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1347.263496][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.263534][ T32] r5:8581bf8c r4:8581bc00 [ 1347.263575][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1347.263662][ T32] r7:dddced40 r6:83018000 r5:8581bf8c r4:85368380 [ 1347.263706][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1347.263753][ T32] r10:61c88647 r9:8579bc00 r8:853683ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1347.263775][ T32] r4:85368380 [ 1347.263793][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1347.263834][ T32] r10:00000000 r9:85368380 r8:8027ecf4 r7:eca65e60 r6:85368400 r5:8579bc00 [ 1347.263879][ T32] r4:00000001 [ 1347.263901][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.263935][ T32] Exception stack(0xeca6dfb0 to 0xeca6dff8) [ 1347.263971][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1347.264010][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.264049][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.264079][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1347.264107][ T32] r4:85385700 ** 2 printk messages dropped ** [ 1347.264818][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1347.265251][ T32] 9d60: 80050113 ffffffff ** 6 printk messages dropped ** [ 1347.265509][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) ** 9 printk messages dropped ** [ 1347.265966][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) ** 9 printk messages dropped ** [ 1347.266421][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1347.266727][ T32] task:kworker/0:1012 state:D stack:0 pid:6011 tgid:6011 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 8 printk messages dropped ** [ 1347.267385][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) ** 3 printk messages dropped ** [ 1347.267623][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) ** 7 printk messages dropped ** [ 1347.267863][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) ** 9 printk messages dropped ** [ 1347.268301][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1347.268492][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 10 printk messages dropped ** [ 1347.269431][ T32] Exception stack(0xe08d9d20 to 0xe08d9d68) ** 6 printk messages dropped ** [ 1347.269689][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) ** 8 printk messages dropped ** [ 1347.270094][ T32] r5:00001000 r4:e06eb000 ** 6 printk messages dropped ** [ 1347.270474][ T32] r10:61c88647 r9:84b7bc00 r8:84b0bd2c r7:82804d40 r6:dddced40 r5:dddced60 ** 8 printk messages dropped ** [ 1347.298241][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1347.298494][ T32] task:kworker/0:1013 state:D stack:0 pid:6013 tgid:6013 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.298555][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.298683][ T32] Call trace: [ 1347.298719][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1347.298833][ T32] r10:829189c0 r9:eca79d84 r8:00000002 r7:60000113 r6:eca79d8c r5:857a8c00 [ 1347.298901][ T32] r4:857a8c00 [ 1347.298924][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1347.298965][ T32] r5:857a8c00 r4:829189bc [ 1347.299004][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.299047][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.299152][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eca79e08 [ 1347.299181][ T32] r4:00000000 [ 1347.299200][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1347.299239][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1347.299302][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1347.299368][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85385f40 [ 1347.299393][ T32] r4:00000000 [ 1347.299469][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1347.299534][ T32] r9:83018005 r8:857a8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f07d000 [ 1347.299563][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1347.299630][ T32] r5:00001000 r4:ebd19000 [ 1347.299664][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1347.299709][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.299750][ T32] r5:8582478c r4:85824400 [ 1347.299780][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1347.299832][ T32] r7:dddced40 r6:83018000 r5:8582478c r4:85368580 [ 1347.299853][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1347.299922][ T32] r10:61c88647 r9:857a8c00 r8:853685ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1347.299980][ T32] r4:85368580 [ 1347.300023][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1347.300071][ T32] r10:00000000 r9:85368580 r8:8027ecf4 r7:eca71e60 r6:85368600 r5:857a8c00 [ 1347.300141][ T32] r4:00000001 [ 1347.300200][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.300265][ T32] Exception stack(0xeca79fb0 to 0xeca79ff8) [ 1347.300312][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1347.300361][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.300414][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.300473][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1347.300500][ T32] r4:85385ac0 [ 1347.307709][ T32] INFO: task kworker/0:1013:6013 is blocked on a mutex likely owned by task kworker/0:315:3960. [ 1347.307810][ T32] task:kworker/0:315 state:R running task stack:0 pid:3960 tgid:3960 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.307889][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.307950][ T32] Call trace: [ 1347.308010][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1347.308094][ T32] r10:8280c9b4 r9:84b7bc00 r8:80200be4 r7:e08d9d54 r6:ffffffff r5:84b7bc00 [ 1347.308157][ T32] r4:00000000 [ 1347.308204][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.308248][ T32] Exception stack(0xe08d9d20 to 0xe08d9d68) [ 1347.308282][ T32] 9d20: adcc6000 e06bf000 00000001 80239b98 7f325000 00000001 82ac11c4 82ac05a0 [ 1347.308311][ T32] 9d40: 7f325000 e06bf000 8280c9b4 e08d9d9c e08d9da0 e08d9d70 80230ad4 80239bb0 [ 1347.308356][ T32] 9d60: 80050113 ffffffff [ 1347.308385][ T32] r5:80050113 r4:80239bb0 [ 1347.308427][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1347.308476][ T32] r4:82ac11e4 [ 1347.308498][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.308550][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08d9dc0 r5:e08d9e08 [ 1347.308576][ T32] r4:e08d9dc0 [ 1347.308596][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1347.308638][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9b40 [ 1347.308675][ T32] r4:00000000 [ 1347.308700][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1347.308744][ T32] r9:83018005 r8:84b7bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f09d000 [ 1347.308766][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1347.308807][ T32] r5:00001000 r4:e06eb000 [ 1347.308912][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1347.308956][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.309009][ T32] r5:8512438c r4:85124000 [ 1347.309075][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1347.309128][ T32] r7:dddced40 r6:83018000 r5:8512438c r4:84b0bd00 [ 1347.309149][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) ** 4 printk messages dropped ** [ 1347.309397][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1347.309599][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1347.310031][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1347.310468][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.310545][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eca75e08 ** 2 printk messages dropped ** [ 1347.323202][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1347.323275][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1347.323324][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85385c00 [ 1347.323372][ T32] r4:00000000 [ 1347.323396][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1347.323452][ T32] r9:83018205 r8:8583e000 r7:00000000 r6:83018200 r5:00001000 r4:7f07b000 [ 1347.323499][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1347.323566][ T32] r5:00001000 r4:ebd07000 [ 1347.323602][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1347.323644][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.323707][ T32] r5:8582438c r4:85824000 [ 1347.323730][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1347.323776][ T32] r7:ddde2d40 r6:83018200 r5:8582438c r4:84ae4000 [ 1347.323840][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1347.323953][ T32] r10:61c88647 r9:8583e000 r8:84ae402c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1347.323980][ T32] r4:84ae4000 [ 1347.324074][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1347.324133][ T32] r10:00000000 r9:84ae4000 r8:8027ecf4 r7:ec741e60 r6:84ae4080 r5:8583e000 [ 1347.324158][ T32] r4:00000001 [ 1347.324179][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.324215][ T32] Exception stack(0xeca75fb0 to 0xeca75ff8) [ 1347.324267][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1347.324300][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.324327][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.324356][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1347.324379][ T32] r4:8478abc0 [ 1347.324922][ T32] INFO: task kworker/1:420:6015 is blocked on a mutex likely owned by task kworker/0:315:3960. [ 1347.324965][ T32] task:kworker/0:315 state:R running task stack:0 pid:3960 tgid:3960 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.325082][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.325191][ T32] Call trace: [ 1347.325239][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1347.325295][ T32] r10:8280c9b4 r9:84b7bc00 r8:80200be4 r7:e08d9d54 r6:ffffffff r5:84b7bc00 [ 1347.325320][ T32] r4:00000000 [ 1347.325340][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.325381][ T32] Exception stack(0xe08d9d20 to 0xe08d9d68) [ 1347.325432][ T32] 9d20: ae0a1000 e06bf000 00000001 80239b98 7f325000 00000001 82ac11c4 82ac05a0 [ 1347.325490][ T32] 9d40: 7f325000 e06bf000 8280c9b4 e08d9d9c e08d9da0 e08d9d70 80230ad4 80239bb0 [ 1347.325517][ T32] 9d60: 80050113 ffffffff [ 1347.325565][ T32] r5:80050113 r4:80239bb0 [ 1347.325612][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1347.325660][ T32] r4:82ac11e4 [ 1347.325681][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.325725][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08d9dc0 r5:e08d9e08 [ 1347.325758][ T32] r4:e08d9dc0 [ 1347.325792][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1347.325905][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9b40 [ 1347.325932][ T32] r4:00000000 [ 1347.325953][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1347.325995][ T32] r9:83018005 r8:84b7bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f09d000 ** 6 printk messages dropped ** [ 1347.326267][ T32] r7:dddced40 r6:83018000 r5:8512438c r4:84b0bd00 ** 8 printk messages dropped ** [ 1347.326674][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1347.327097][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 9 printk messages dropped ** [ 1347.327651][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.327700][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eca81e08 ** 2 printk messages dropped ** [ 1347.327784][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1347.328154][ T32] r5:00001000 r4:ebd41000 ** 4 printk messages dropped ** [ 1347.328320][ T32] r7:dddced40 r6:83018000 r5:85824b8c r4:85368680 ** 6 printk messages dropped ** [ 1347.328583][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 6 printk messages dropped ** [ 1347.329195][ T32] INFO: task kworker/0:1014:6017 is blocked on a mutex likely owned by task kworker/0:315:3960. ** 10 printk messages dropped ** [ 1347.329712][ T32] 9d60: 80050113 ffffffff ** 7 printk messages dropped ** [ 1347.330125][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9b40 [ 1347.330182][ T32] r4:00000000 [ 1347.330226][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1347.330287][ T32] r9:83018005 r8:84b7bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f09d000 [ 1347.330313][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1347.330396][ T32] r5:00001000 r4:e06eb000 [ 1347.330419][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1347.330457][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.351106][ T32] r5:8512438c r4:85124000 [ 1347.351208][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1347.351283][ T32] r7:dddced40 r6:83018000 r5:8512438c r4:84b0bd00 [ 1347.351305][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1347.351353][ T32] r10:61c88647 r9:84b7bc00 r8:84b0bd2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1347.351376][ T32] r4:84b0bd00 [ 1347.351419][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1347.351472][ T32] r10:00000000 r9:84b0bd00 r8:8027ecf4 r7:e08b1e60 r6:85024500 r5:84b7bc00 [ 1347.351521][ T32] r4:00000001 [ 1347.351544][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.351622][ T32] Exception stack(0xe08d9fb0 to 0xe08d9ff8) [ 1347.351677][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1347.351774][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.351824][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.351856][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1347.351899][ T32] r4:850d9a80 [ 1347.351925][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.351976][ T32] INFO: task kworker/0:1015:6019 blocked for more than 473 seconds. [ 1347.352032][ T32] Not tainted 6.15.0-syzkaller #0 [ 1347.352062][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1347.352096][ T32] task:kworker/0:1015 state:D stack:0 pid:6019 tgid:6019 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.352158][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.352214][ T32] Call trace: [ 1347.352266][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1347.352343][ T32] r10:829189c0 r9:eca85d84 r8:00000002 r7:60000013 r6:eca85d8c r5:8583ec00 [ 1347.352391][ T32] r4:8583ec00 [ 1347.352413][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1347.352517][ T32] r5:8583ec00 r4:829189bc [ 1347.352561][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.352604][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.352670][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eca85e08 [ 1347.352703][ T32] r4:00000000 [ 1347.352722][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1347.352760][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1347.352855][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1347.352930][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857e8ac0 [ 1347.352985][ T32] r4:00000000 [ 1347.353030][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1347.353096][ T32] r9:83018005 r8:8583ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 1347.353155][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1347.353221][ T32] r5:00001000 r4:ebd75000 [ 1347.353244][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1347.353283][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.353322][ T32] r5:85824f8c r4:85824c00 [ 1347.353341][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1347.353421][ T32] r7:dddced40 r6:83018000 r5:85824f8c r4:85368700 [ 1347.353454][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1347.353533][ T32] r10:61c88647 r9:8583ec00 r8:8536872c r7:82804d40 r6:dddced40 r5:dddced60 ** 6 printk messages dropped ** [ 1347.353824][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1347.354843][ T32] r10:8280c9b4 r9:84b7bc00 r8:80200be4 r7:e08d9d54 r6:ffffffff r5:84b7bc00 ** 11 printk messages dropped ** [ 1347.355273][ T32] r4:e08d9dc0 ** 4 printk messages dropped ** [ 1347.355489][ T32] r9:83018005 r8:84b7bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f09d000 ** 8 printk messages dropped ** [ 1347.355855][ T32] r10:61c88647 r9:84b7bc00 r8:84b0bd2c r7:82804d40 r6:dddced40 r5:dddced60 ** 10 printk messages dropped ** [ 1347.356231][ T32] r4:850d9a80 ** 4 printk messages dropped ** [ 1347.356455][ T32] task:kworker/0:1016 state:D stack:0 pid:6022 tgid:6022 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 8 printk messages dropped ** [ 1347.356785][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) ** 3 printk messages dropped ** [ 1347.356932][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1347.357254][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1347.357495][ T32] r10:00000000 r9:85368780 r8:8027ecf4 r7:eca71e60 r6:84ae4200 r5:8583b000 ** 10 printk messages dropped ** [ 1347.358237][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1347.358833][ T32] 9d60: 80050113 ffffffff ** 7 printk messages dropped ** [ 1347.359193][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9b40 ** 8 printk messages dropped ** [ 1347.359776][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) ** 10 printk messages dropped ** [ 1347.360249][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.360274][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.360323][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1347.360376][ T32] r4:850d9a80 [ 1347.360399][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.360424][ T32] INFO: task kworker/0:1017:6023 blocked for more than 473 seconds. [ 1347.360451][ T32] Not tainted 6.15.0-syzkaller #0 [ 1347.360479][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1347.360503][ T32] task:kworker/0:1017 state:D stack:0 pid:6023 tgid:6023 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.380852][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.380980][ T32] Call trace: [ 1347.381014][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1347.381073][ T32] r10:829189c0 r9:eca8dd84 r8:00000002 r7:60000013 r6:eca8dd8c r5:85839800 [ 1347.381129][ T32] r4:85839800 [ 1347.381154][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1347.381196][ T32] r5:85839800 r4:829189bc [ 1347.381235][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.381327][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.381398][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eca8de08 [ 1347.381423][ T32] r4:00000000 [ 1347.381464][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1347.381505][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1347.381545][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1347.381586][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8536e440 [ 1347.381618][ T32] r4:00000000 [ 1347.381640][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1347.381683][ T32] r9:83018005 r8:85839800 r7:00000000 r6:83018000 r5:00001000 r4:7f087000 [ 1347.381731][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1347.381775][ T32] r5:00001000 r4:ec62d000 [ 1347.381815][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1347.381882][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.381924][ T32] r5:85825b8c r4:85825800 [ 1347.381952][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1347.382026][ T32] r7:dddced40 r6:83018000 r5:85825b8c r4:85368800 [ 1347.382051][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1347.382122][ T32] r10:61c88647 r9:85839800 r8:8536882c r7:82804d40 r6:dddced40 r5:dddced60 [ 1347.382170][ T32] r4:85368800 [ 1347.382212][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1347.382260][ T32] r10:00000000 r9:85368800 r8:8027ecf4 r7:eca71e60 r6:84ae4280 r5:85839800 [ 1347.382302][ T32] r4:00000001 [ 1347.382354][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.382393][ T32] Exception stack(0xeca8dfb0 to 0xeca8dff8) [ 1347.382421][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1347.382469][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.382499][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.382528][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1347.382572][ T32] r4:8536e280 [ 1347.383141][ T32] INFO: task kworker/0:1017:6023 is blocked on a mutex likely owned by task kworker/0:315:3960. [ 1347.383208][ T32] task:kworker/0:315 state:R running task stack:0 pid:3960 tgid:3960 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.383415][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.383566][ T32] Call trace: [ 1347.383599][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1347.383693][ T32] r10:8280c9b4 r9:84b7bc00 r8:80200be4 r7:e08d9d54 r6:ffffffff r5:84b7bc00 [ 1347.383719][ T32] r4:00000000 [ 1347.383738][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.383777][ T32] Exception stack(0xe08d9d20 to 0xe08d9d68) [ 1347.383806][ T32] 9d20: ae72f000 e06bf000 00000001 80239b98 7f325000 00000001 82ac11c4 82ac05a0 [ 1347.383855][ T32] 9d40: 7f325000 e06bf000 8280c9b4 e08d9d9c e08d9da0 e08d9d70 80230ad4 80239bb0 [ 1347.383881][ T32] 9d60: 80050113 ffffffff [ 1347.383904][ T32] r5:80050113 r4:80239bb0 [ 1347.383923][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1347.383964][ T32] r4:82ac11e4 [ 1347.383983][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.384023][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08d9dc0 r5:e08d9e08 [ 1347.384044][ T32] r4:e08d9dc0 [ 1347.384063][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1347.384108][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9b40 [ 1347.384147][ T32] r4:00000000 [ 1347.384179][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1347.384221][ T32] r9:83018005 r8:84b7bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f09d000 [ 1347.384241][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1347.384281][ T32] r5:00001000 r4:e06eb000 [ 1347.384299][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1347.384336][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.384372][ T32] r5:8512438c r4:85124000 [ 1347.384391][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1347.384432][ T32] r7:dddced40 r6:83018000 r5:8512438c r4:84b0bd00 [ 1347.384451][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1347.384505][ T32] r10:61c88647 r9:84b7bc00 r8:84b0bd2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1347.384531][ T32] r4:84b0bd00 [ 1347.384563][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1347.384611][ T32] r10:00000000 r9:84b0bd00 r8:8027ecf4 r7:e08b1e60 r6:85024500 r5:84b7bc00 ** 9 printk messages dropped ** [ 1347.384978][ T32] INFO: task kworker/0:1018:6026 blocked for more than 473 seconds. ** 9 printk messages dropped ** [ 1347.385466][ T32] r5:8570ec00 r4:829189bc ** 1 printk messages dropped ** [ 1347.385550][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) ** 2 printk messages dropped ** [ 1347.385639][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1347.385676][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1347.385720][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1347.385763][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8536e580 [ 1347.385785][ T32] r4:00000000 [ 1347.385853][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1347.385917][ T32] r9:83018005 r8:8570ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f089000 [ 1347.385943][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1347.385981][ T32] r5:00001000 r4:ec657000 [ 1347.386021][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1347.386100][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.386143][ T32] r5:85825f8c r4:85825c00 [ 1347.386163][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1347.386205][ T32] r7:dddced40 r6:83018000 r5:85825f8c r4:85368880 [ 1347.386226][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1347.386291][ T32] r10:61c88647 r9:8570ec00 r8:853688ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1347.386316][ T32] r4:85368880 [ 1347.386358][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1347.386425][ T32] r10:00000000 r9:85368880 r8:8027ecf4 r7:eca8de60 r6:84ae4300 r5:8570ec00 [ 1347.386449][ T32] r4:00000001 [ 1347.386469][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.386503][ T32] Exception stack(0xeca99fb0 to 0xeca99ff8) [ 1347.386528][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1347.386555][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.386633][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.386665][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1347.386687][ T32] r4:8536e280 [ 1347.387095][ T32] INFO: task kworker/0:1018:6026 is blocked on a mutex likely owned by task kworker/0:315:3960. [ 1347.387149][ T32] task:kworker/0:315 state:R running task stack:0 pid:3960 tgid:3960 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.387231][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.387285][ T32] Call trace: [ 1347.387317][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1347.387365][ T32] r10:8280c9b4 r9:84b7bc00 r8:80200be4 r7:e08d9d54 r6:ffffffff r5:84b7bc00 [ 1347.387403][ T32] r4:00000000 [ 1347.387424][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.387463][ T32] Exception stack(0xe08d9d20 to 0xe08d9d68) [ 1347.387533][ T32] 9d20: ae72f000 e06bf000 00000001 80239b98 7f325000 00000001 82ac11c4 82ac05a0 [ 1347.387566][ T32] 9d40: 7f325000 e06bf000 8280c9b4 e08d9d9c e08d9da0 e08d9d70 80230ad4 80239bb0 [ 1347.387590][ T32] 9d60: 80050113 ffffffff [ 1347.387613][ T32] r5:80050113 r4:80239bb0 [ 1347.387632][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) ** 3 printk messages dropped ** [ 1347.387810][ T32] r4:e08d9dc0 ** 3 printk messages dropped ** [ 1347.387938][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) ** 8 printk messages dropped ** [ 1347.388400][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) ** 10 printk messages dropped ** [ 1347.388761][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 12 printk messages dropped ** [ 1347.389223][ T32] r5:85840000 r4:829189bc ** 1 printk messages dropped ** [ 1347.389278][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.389323][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecaa1e08 ** 4 printk messages dropped ** [ 1347.389520][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8536e700 ** 9 printk messages dropped ** [ 1347.389866][ T32] r7:dddced40 r6:83018000 r5:8582638c r4:85368900 ** 7 printk messages dropped ** [ 1347.390201][ T32] Exception stack(0xecaa1fb0 to 0xecaa1ff8) ** 7 printk messages dropped ** [ 1347.421841][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1347.422252][ T32] 9d60: 80050113 ffffffff ** 6 printk messages dropped ** [ 1347.422544][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) ** 10 printk messages dropped ** [ 1347.422987][ T32] r7:dddced40 r6:83018000 r5:8512438c r4:84b0bd00 ** 7 printk messages dropped ** [ 1347.423353][ T32] Exception stack(0xe08d9fb0 to 0xe08d9ff8) ** 7 printk messages dropped ** [ 1347.423824][ T32] Not tainted 6.15.0-syzkaller #0 ** 8 printk messages dropped ** [ 1347.424364][ T32] r5:85840c00 r4:829189bc [ 1347.424402][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1347.424575][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1347.424671][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) ** 8 printk messages dropped ** [ 1347.425007][ T32] r5:85826b8c r4:85826800 ** 4 printk messages dropped ** [ 1347.425218][ T32] r4:85368980 ** 7 printk messages dropped ** [ 1347.425545][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1347.426430][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1347.426522][ T32] r10:8280c9b4 r9:84b7bc00 r8:80200be4 r7:e08d9d54 r6:ffffffff r5:84b7bc00 [ 1347.426549][ T32] r4:00000000 [ 1347.426568][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.426649][ T32] Exception stack(0xe08d9d20 to 0xe08d9d68) [ 1347.426682][ T32] 9d20: af027000 e06bf000 00000001 80239b98 7f325000 00000001 82ac11c4 82ac05a0 [ 1347.426710][ T32] 9d40: 7f325000 e06bf000 8280c9b4 e08d9d9c e08d9da0 e08d9d70 80230ad4 80239bb0 [ 1347.426733][ T32] 9d60: 80050113 ffffffff [ 1347.426775][ T32] r5:80050113 r4:80239bb0 [ 1347.426799][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1347.426849][ T32] r4:82ac11e4 [ 1347.426878][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.426920][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08d9dc0 r5:e08d9e08 [ 1347.426942][ T32] r4:e08d9dc0 [ 1347.426960][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1347.427001][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9b40 [ 1347.427044][ T32] r4:00000000 [ 1347.427066][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1347.427136][ T32] r9:83018005 r8:84b7bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f09d000 [ 1347.427159][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1347.427243][ T32] r5:00001000 r4:e06eb000 [ 1347.427287][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1347.427328][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.427366][ T32] r5:8512438c r4:85124000 [ 1347.427385][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1347.427425][ T32] r7:dddced40 r6:83018000 r5:8512438c r4:84b0bd00 [ 1347.427465][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1347.427514][ T32] r10:61c88647 r9:84b7bc00 r8:84b0bd2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1347.427544][ T32] r4:84b0bd00 [ 1347.427566][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1347.427611][ T32] r10:00000000 r9:84b0bd00 r8:8027ecf4 r7:e08b1e60 r6:85024500 r5:84b7bc00 [ 1347.427655][ T32] r4:00000001 [ 1347.427677][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.427733][ T32] Exception stack(0xe08d9fb0 to 0xe08d9ff8) [ 1347.427762][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1347.427795][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.427820][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.427848][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1347.427886][ T32] r4:850d9a80 [ 1347.427930][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.427978][ T32] INFO: task kworker/0:1021:6031 blocked for more than 473 seconds. [ 1347.428009][ T32] Not tainted 6.15.0-syzkaller #0 [ 1347.428031][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1347.428118][ T32] task:kworker/0:1021 state:D stack:0 pid:6031 tgid:6031 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.428169][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.428207][ T32] Call trace: [ 1347.428235][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1347.428315][ T32] r10:829189c0 r9:ecaadd84 r8:00000002 r7:60000013 r6:ecaadd8c r5:85842400 [ 1347.428386][ T32] r4:85842400 [ 1347.428428][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1347.428494][ T32] r5:85842400 r4:829189bc [ 1347.428516][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.428555][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.428599][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecaade08 [ 1347.428620][ T32] r4:00000000 [ 1347.428659][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1347.428700][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1347.428756][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1347.428801][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8536e880 [ 1347.428823][ T32] r4:00000000 [ 1347.428862][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1347.428926][ T32] r9:83018005 r8:85842400 r7:00000000 r6:83018000 r5:00001000 r4:7f091000 [ 1347.428995][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1347.429037][ T32] r5:00001000 r4:ec679000 [ 1347.429056][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1347.429099][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.429137][ T32] r5:8582678c r4:85826400 [ 1347.429186][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1347.429231][ T32] r7:dddced40 r6:83018000 r5:8582678c r4:85368a00 [ 1347.429272][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1347.429339][ T32] r10:61c88647 r9:85842400 r8:85368a2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1347.429407][ T32] r4:85368a00 [ 1347.429429][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1347.429495][ T32] r10:00000000 r9:85368a00 r8:8027ecf4 r7:ecaa5e60 r6:84ae4480 r5:85842400 [ 1347.429520][ T32] r4:00000001 [ 1347.429565][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.429602][ T32] Exception stack(0xecaadfb0 to 0xecaadff8) [ 1347.429627][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1347.429655][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.429681][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.429730][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1347.429842][ T32] r4:8536e500 [ 1347.430233][ T32] INFO: task kworker/0:1021:6031 is blocked on a mutex likely owned by task kworker/0:315:3960. [ 1347.430278][ T32] task:kworker/0:315 state:R running task stack:0 pid:3960 tgid:3960 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.430367][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.430434][ T32] Call trace: [ 1347.430466][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1347.430560][ T32] r10:8280c9b4 r9:84b7bc00 r8:80200be4 r7:e08d9d54 r6:ffffffff r5:84b7bc00 [ 1347.453028][ T32] r4:00000000 [ 1347.453096][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.453170][ T32] Exception stack(0xe08d9d20 to 0xe08d9d68) [ 1347.453225][ T32] 9d20: af591000 e06bf000 00000001 80239b98 7f325000 00000001 82ac11c4 82ac05a0 [ 1347.453258][ T32] 9d40: 7f325000 e06bf000 8280c9b4 e08d9d9c e08d9da0 e08d9d70 80230ad4 80239bb0 [ 1347.453283][ T32] 9d60: 80050113 ffffffff [ 1347.453307][ T32] r5:80050113 r4:80239bb0 [ 1347.453326][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1347.453391][ T32] r4:82ac11e4 [ 1347.453415][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.453458][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08d9dc0 r5:e08d9e08 [ 1347.453480][ T32] r4:e08d9dc0 [ 1347.453498][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1347.453539][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9b40 [ 1347.453560][ T32] r4:00000000 [ 1347.453578][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1347.453661][ T32] r9:83018005 r8:84b7bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f09d000 [ 1347.453691][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1347.453765][ T32] r5:00001000 r4:e06eb000 [ 1347.453789][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1347.453850][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.453893][ T32] r5:8512438c r4:85124000 [ 1347.453913][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1347.453956][ T32] r7:dddced40 r6:83018000 r5:8512438c r4:84b0bd00 [ 1347.453998][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1347.454046][ T32] r10:61c88647 r9:84b7bc00 r8:84b0bd2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1347.454068][ T32] r4:84b0bd00 [ 1347.454086][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1347.454171][ T32] r10:00000000 r9:84b0bd00 r8:8027ecf4 r7:e08b1e60 r6:85024500 r5:84b7bc00 [ 1347.454202][ T32] r4:00000001 [ 1347.454243][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.454280][ T32] Exception stack(0xe08d9fb0 to 0xe08d9ff8) [ 1347.454307][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1347.454334][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.454384][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.454420][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1347.454465][ T32] r4:850d9a80 [ 1347.454492][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.454564][ T32] INFO: task kworker/1:421:6035 blocked for more than 473 seconds. [ 1347.454602][ T32] Not tainted 6.15.0-syzkaller #0 [ 1347.454646][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1347.454681][ T32] task:kworker/1:421 state:D stack:0 pid:6035 tgid:6035 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.454764][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.454807][ T32] Call trace: [ 1347.454860][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1347.454972][ T32] r10:829189c0 r9:ecab9d84 r8:00000002 r7:60000013 r6:ecab9d8c r5:85841800 [ 1347.454998][ T32] r4:85841800 [ 1347.455026][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1347.455070][ T32] r5:85841800 r4:829189bc [ 1347.455096][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.455191][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.455245][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecab9e08 [ 1347.455268][ T32] r4:00000000 [ 1347.455287][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1347.455324][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1347.455361][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1347.455401][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85360a40 [ 1347.455422][ T32] r4:00000000 [ 1347.455441][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1347.455480][ T32] r9:83018205 r8:85841800 r7:00000000 r6:83018200 r5:00001000 r4:7f097000 [ 1347.455502][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1347.455540][ T32] r5:00001000 r4:ec719000 [ 1347.455558][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1347.455595][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.455656][ T32] r5:8565f78c r4:8565f400 [ 1347.455679][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1347.455722][ T32] r7:ddde2d40 r6:83018200 r5:8565f78c r4:84ae4580 [ 1347.455763][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1347.455829][ T32] r10:61c88647 r9:85841800 r8:84ae45ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1347.455873][ T32] r4:84ae4580 [ 1347.455908][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1347.455975][ T32] r10:00000000 r9:84ae4580 r8:8027ecf4 r7:ec741e60 r6:84ae4600 r5:85841800 [ 1347.456009][ T32] r4:00000001 [ 1347.456031][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.456065][ T32] Exception stack(0xecab9fb0 to 0xecab9ff8) [ 1347.456106][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1347.456160][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.456189][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.456217][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1347.456242][ T32] r4:85360400 [ 1347.456796][ T32] INFO: task kworker/1:421:6035 is blocked on a mutex likely owned by task kworker/0:315:3960. [ 1347.456836][ T32] task:kworker/0:315 state:R running task stack:0 pid:3960 tgid:3960 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.456907][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.456954][ T32] Call trace: [ 1347.457011][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1347.457064][ T32] r10:8280c9b4 r9:84b7bc00 r8:80200be4 r7:e08d9d54 r6:ffffffff r5:84b7bc00 [ 1347.457087][ T32] r4:00000000 [ 1347.457133][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.457186][ T32] Exception stack(0xe08d9d20 to 0xe08d9d68) [ 1347.457216][ T32] 9d20: af591000 e06bf000 00000001 80239b98 7f325000 00000001 82ac11c4 82ac05a0 [ 1347.457245][ T32] 9d40: 7f325000 e06bf000 8280c9b4 e08d9d9c e08d9da0 e08d9d70 80230ad4 80239bb0 [ 1347.457300][ T32] 9d60: 80050113 ffffffff [ 1347.457350][ T32] r5:80050113 r4:80239bb0 [ 1347.457373][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1347.457414][ T32] r4:82ac11e4 [ 1347.457455][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.457527][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08d9dc0 r5:e08d9e08 [ 1347.457553][ T32] r4:e08d9dc0 [ 1347.457572][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1347.457636][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9b40 [ 1347.457661][ T32] r4:00000000 [ 1347.457679][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1347.457722][ T32] r9:83018005 r8:84b7bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f09d000 [ 1347.457742][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1347.457781][ T32] r5:00001000 r4:e06eb000 [ 1347.457837][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1347.457901][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.457941][ T32] r5:8512438c r4:85124000 [ 1347.457971][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1347.458037][ T32] r7:dddced40 r6:83018000 r5:8512438c r4:84b0bd00 [ 1347.458100][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1347.458152][ T32] r10:61c88647 r9:84b7bc00 r8:84b0bd2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1347.458174][ T32] r4:84b0bd00 [ 1347.458193][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1347.458238][ T32] r10:00000000 r9:84b0bd00 r8:8027ecf4 r7:e08b1e60 r6:85024500 r5:84b7bc00 [ 1347.458281][ T32] r4:00000001 [ 1347.458303][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.458337][ T32] Exception stack(0xe08d9fb0 to 0xe08d9ff8) [ 1347.458384][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1347.458414][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.458440][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.458468][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1347.458513][ T32] r4:850d9a80 [ 1347.458558][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.458622][ T32] INFO: task kworker/0:1023:6036 blocked for more than 473 seconds. [ 1347.458675][ T32] Not tainted 6.15.0-syzkaller #0 [ 1347.458723][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1347.458766][ T32] task:kworker/0:1023 state:D stack:0 pid:6036 tgid:6036 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.458815][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.458854][ T32] Call trace: [ 1347.458883][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1347.458926][ T32] r10:829189c0 r9:ecabdd84 r8:00000002 r7:60000013 r6:ecabdd8c r5:85844800 [ 1347.458947][ T32] r4:85844800 [ 1347.458997][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1347.459040][ T32] r5:85844800 r4:829189bc [ 1347.459060][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.459135][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.459187][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecabde08 [ 1347.459208][ T32] r4:00000000 [ 1347.459228][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1347.459265][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1347.459323][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1347.459371][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8536eb40 [ 1347.459414][ T32] r4:00000000 [ 1347.459435][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1347.459477][ T32] r9:83018005 r8:85844800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [ 1347.459498][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1347.459535][ T32] r5:00001000 r4:ec6f7000 [ 1347.459554][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1347.459591][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.459630][ T32] r5:85826f8c r4:85826c00 [ 1347.459648][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1347.459688][ T32] r7:dddced40 r6:83018000 r5:85826f8c r4:85368b00 [ 1347.459707][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1347.459771][ T32] r10:61c88647 r9:85844800 r8:85368b2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1347.459806][ T32] r4:85368b00 [ 1347.459850][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1347.459919][ T32] r10:00000000 r9:85368b00 r8:8027ecf4 r7:ecab5e60 r6:84ae4680 r5:85844800 [ 1347.459945][ T32] r4:00000001 [ 1347.459964][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.459998][ T32] Exception stack(0xecabdfb0 to 0xecabdff8) [ 1347.460054][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1347.460085][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.460145][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.460197][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1347.460222][ T32] r4:8536ea80 [ 1347.480969][ T32] INFO: task kworker/0:1023:6036 is blocked on a mutex likely owned by task kworker/0:315:3960. [ 1347.481070][ T32] task:kworker/0:315 state:R running task stack:0 pid:3960 tgid:3960 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.481181][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.481273][ T32] Call trace: [ 1347.481327][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1347.481388][ T32] r10:8280c9b4 r9:84b7bc00 r8:80200be4 r7:e08d9d54 r6:ffffffff r5:84b7bc00 [ 1347.481425][ T32] r4:00000000 [ 1347.481448][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.481488][ T32] Exception stack(0xe08d9d20 to 0xe08d9d68) [ 1347.481518][ T32] 9d20: af9f8000 e06bf000 00000001 80239b98 7f325000 00000001 82ac11c4 82ac05a0 [ 1347.481546][ T32] 9d40: 7f325000 e06bf000 8280c9b4 e08d9d9c e08d9da0 e08d9d70 80230ad4 80239bb0 [ 1347.481569][ T32] 9d60: 80050113 ffffffff [ 1347.481634][ T32] r5:80050113 r4:80239bb0 [ 1347.481658][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1347.481745][ T32] r4:82ac11e4 [ 1347.481790][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.481850][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08d9dc0 r5:e08d9e08 [ 1347.481876][ T32] r4:e08d9dc0 [ 1347.481895][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1347.481956][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9b40 [ 1347.481982][ T32] r4:00000000 [ 1347.482002][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1347.482067][ T32] r9:83018005 r8:84b7bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f09d000 [ 1347.482098][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1347.482141][ T32] r5:00001000 r4:e06eb000 [ 1347.482161][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1347.482221][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.482264][ T32] r5:8512438c r4:85124000 [ 1347.482303][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1347.482373][ T32] r7:dddced40 r6:83018000 r5:8512438c r4:84b0bd00 [ 1347.482398][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1347.482444][ T32] r10:61c88647 r9:84b7bc00 r8:84b0bd2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1347.482466][ T32] r4:84b0bd00 [ 1347.482484][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1347.482528][ T32] r10:00000000 r9:84b0bd00 r8:8027ecf4 r7:e08b1e60 r6:85024500 r5:84b7bc00 [ 1347.482549][ T32] r4:00000001 [ 1347.482567][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.482601][ T32] Exception stack(0xe08d9fb0 to 0xe08d9ff8) [ 1347.482627][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1347.482654][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.482679][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.482707][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1347.482752][ T32] r4:850d9a80 [ 1347.482778][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.482910][ T32] INFO: task kworker/1:422:6040 blocked for more than 473 seconds. [ 1347.482967][ T32] Not tainted 6.15.0-syzkaller #0 [ 1347.483019][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 4 printk messages dropped ** [ 1347.483314][ T32] r10:829189c0 r9:ecab1d84 r8:00000002 r7:60000113 r6:ecab1d8c r5:85845400 ** 3 printk messages dropped ** [ 1347.483525][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1347.483681][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1347.483882][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1347.483942][ T32] r9:83018205 r8:85845400 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1347.483962][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1347.483999][ T32] r5:00001000 r4:ec95f000 [ 1347.484018][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1347.484057][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.484103][ T32] r5:8480eb8c r4:8480e800 [ 1347.484123][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1347.484200][ T32] r7:ddde2d40 r6:83018200 r5:8480eb8c r4:84ae4700 [ 1347.484225][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1347.484270][ T32] r10:61c88647 r9:85845400 r8:84ae472c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1347.484302][ T32] r4:84ae4700 [ 1347.484345][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1347.484392][ T32] r10:00000000 r9:84ae4700 r8:8027ecf4 r7:ec741e60 r6:84ae4780 r5:85845400 [ 1347.484413][ T32] r4:00000001 [ 1347.484432][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.484465][ T32] Exception stack(0xecab1fb0 to 0xecab1ff8) [ 1347.484490][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1347.484518][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.484565][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.484640][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1347.484665][ T32] r4:85360940 [ 1347.485165][ T32] INFO: task kworker/1:422:6040 is blocked on a mutex likely owned by task kworker/0:315:3960. [ 1347.485224][ T32] task:kworker/0:315 state:R running task stack:0 pid:3960 tgid:3960 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.485397][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.485467][ T32] Call trace: [ 1347.485546][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1347.485616][ T32] r10:8280c9b4 r9:84b7bc00 r8:80200be4 r7:e08d9d54 r6:ffffffff r5:84b7bc00 [ 1347.485643][ T32] r4:00000000 [ 1347.485662][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.485700][ T32] Exception stack(0xe08d9d20 to 0xe08d9d68) [ 1347.485729][ T32] 9d20: af9f8000 e06bf000 00000001 80239b98 7f325000 00000001 82ac11c4 82ac05a0 [ 1347.485778][ T32] 9d40: 7f325000 e06bf000 8280c9b4 e08d9d9c e08d9da0 e08d9d70 80230ad4 80239bb0 [ 1347.485805][ T32] 9d60: 80050113 ffffffff [ 1347.485872][ T32] r5:80050113 r4:80239bb0 [ 1347.485940][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1347.485985][ T32] r4:82ac11e4 [ 1347.486006][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.486069][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08d9dc0 r5:e08d9e08 [ 1347.486127][ T32] r4:e08d9dc0 [ 1347.486151][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1347.486193][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9b40 [ 1347.486214][ T32] r4:00000000 [ 1347.486253][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1347.486320][ T32] r9:83018005 r8:84b7bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f09d000 [ 1347.486346][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1347.486388][ T32] r5:00001000 r4:e06eb000 [ 1347.486407][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1347.486445][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.486529][ T32] r5:8512438c r4:85124000 [ 1347.486553][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1347.486610][ T32] r7:dddced40 r6:83018000 r5:8512438c r4:84b0bd00 [ 1347.486634][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1347.486678][ T32] r10:61c88647 r9:84b7bc00 r8:84b0bd2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1347.486702][ T32] r4:84b0bd00 [ 1347.486742][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1347.486874][ T32] r10:00000000 r9:84b0bd00 r8:8027ecf4 r7:e08b1e60 r6:85024500 r5:84b7bc00 [ 1347.486922][ T32] r4:00000001 [ 1347.486960][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.486998][ T32] Exception stack(0xe08d9fb0 to 0xe08d9ff8) [ 1347.487024][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1347.487051][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.487076][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.487110][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1347.487157][ T32] r4:850d9a80 [ 1347.487179][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.487205][ T32] INFO: task kworker/1:423:6042 blocked for more than 473 seconds. [ 1347.487256][ T32] Not tainted 6.15.0-syzkaller #0 [ 1347.487303][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1347.487327][ T32] task:kworker/1:423 state:D stack:0 pid:6042 tgid:6042 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.487439][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.487505][ T32] Call trace: [ 1347.487536][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1347.487580][ T32] r10:829189c0 r9:eca7dd84 r8:00000002 r7:60000113 r6:eca7dd8c r5:85846000 [ 1347.487602][ T32] r4:85846000 [ 1347.487621][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1347.487659][ T32] r5:85846000 r4:829189bc [ 1347.487678][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.487715][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.487758][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eca7de08 [ 1347.487781][ T32] r4:00000000 [ 1347.487800][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1347.487836][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1347.487882][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1347.487928][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85360c00 [ 1347.487951][ T32] r4:00000000 [ 1347.487981][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1347.488046][ T32] r9:83018205 r8:85846000 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1347.488104][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1347.488147][ T32] r5:00001000 r4:ec751000 [ 1347.488168][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1347.488207][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.488267][ T32] r5:8565ff8c r4:8565fc00 [ 1347.488291][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1347.488334][ T32] r7:ddde2d40 r6:83018200 r5:8565ff8c r4:84ae4800 [ 1347.488356][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1347.488400][ T32] r10:61c88647 r9:85846000 r8:84ae482c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1347.488442][ T32] r4:84ae4800 [ 1347.488465][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1347.488531][ T32] r10:00000000 r9:84ae4800 r8:8027ecf4 r7:ecab1e60 r6:84ae4880 r5:85846000 [ 1347.488577][ T32] r4:00000001 [ 1347.488610][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.488647][ T32] Exception stack(0xeca7dfb0 to 0xeca7dff8) [ 1347.488695][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1347.488747][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.488827][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.488880][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1347.488906][ T32] r4:85360b00 [ 1347.489293][ T32] INFO: task kworker/1:423:6042 is blocked on a mutex likely owned by task kworker/0:315:3960. [ 1347.489351][ T32] task:kworker/0:315 state:R running task stack:0 pid:3960 tgid:3960 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.489515][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.489576][ T32] Call trace: [ 1347.489698][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1347.489751][ T32] r10:8280c9b4 r9:84b7bc00 r8:80200be4 r7:e08d9d54 r6:ffffffff r5:84b7bc00 [ 1347.489775][ T32] r4:00000000 [ 1347.489794][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.489848][ T32] Exception stack(0xe08d9d20 to 0xe08d9d68) [ 1347.489902][ T32] 9d20: af9f8000 e06bf000 00000001 80239b98 7f325000 00000001 82ac11c4 82ac05a0 [ 1347.489935][ T32] 9d40: 7f325000 e06bf000 8280c9b4 e08d9d9c e08d9da0 e08d9d70 80230ad4 80239bb0 [ 1347.489959][ T32] 9d60: 80050113 ffffffff [ 1347.489982][ T32] r5:80050113 r4:80239bb0 [ 1347.490003][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1347.490094][ T32] r4:82ac11e4 [ 1347.490172][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.490241][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08d9dc0 r5:e08d9e08 [ 1347.490295][ T32] r4:e08d9dc0 [ 1347.490319][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1347.490383][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9b40 [ 1347.490413][ T32] r4:00000000 [ 1347.490433][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1347.490475][ T32] r9:83018005 r8:84b7bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f09d000 [ 1347.490589][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1347.512875][ T32] r5:00001000 r4:e06eb000 [ 1347.512946][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1347.513036][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.513098][ T32] r5:8512438c r4:85124000 [ 1347.513123][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1347.513169][ T32] r7:dddced40 r6:83018000 r5:8512438c r4:84b0bd00 [ 1347.513212][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1347.513263][ T32] r10:61c88647 r9:84b7bc00 r8:84b0bd2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1347.513286][ T32] r4:84b0bd00 [ 1347.513306][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1347.513352][ T32] r10:00000000 r9:84b0bd00 r8:8027ecf4 r7:e08b1e60 r6:85024500 r5:84b7bc00 [ 1347.513375][ T32] r4:00000001 [ 1347.513395][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.513431][ T32] Exception stack(0xe08d9fb0 to 0xe08d9ff8) [ 1347.513460][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1347.513489][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.513536][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.513569][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1347.513615][ T32] r4:850d9a80 [ 1347.513644][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.513715][ T32] INFO: task kworker/0:1024:6043 blocked for more than 473 seconds. [ 1347.513776][ T32] Not tainted 6.15.0-syzkaller #0 [ 1347.513823][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1347.513861][ T32] task:kworker/0:1024 state:D stack:0 pid:6043 tgid:6043 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.513955][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.514002][ T32] Call trace: [ 1347.514047][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1347.514110][ T32] r10:829189c0 r9:eca91d84 r8:00000002 r7:60000113 r6:eca91d8c r5:85846c00 [ 1347.514138][ T32] r4:85846c00 [ 1347.514181][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1347.514227][ T32] r5:85846c00 r4:829189bc [ 1347.514249][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.514289][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.514334][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eca91e08 [ 1347.514356][ T32] r4:00000000 [ 1347.514375][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1347.514412][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1347.514452][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1347.514506][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8536ee00 [ 1347.514534][ T32] r4:00000000 [ 1347.514574][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1347.514644][ T32] r9:83018005 r8:85846c00 r7:00000000 r6:83018000 r5:00001000 r4:7f09d000 [ 1347.514670][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1347.514730][ T32] r5:00001000 r4:ec775000 [ 1347.514756][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1347.514797][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.514835][ T32] r5:8582738c r4:85827000 [ 1347.514854][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1347.514917][ T32] r7:dddced40 r6:83018000 r5:8582738c r4:85368b80 [ 1347.514942][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1347.515010][ T32] r10:61c88647 r9:85846c00 r8:85368bac r7:82804d40 r6:dddced40 r5:dddced60 [ 1347.515035][ T32] r4:85368b80 [ 1347.515099][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1347.515182][ T32] r10:00000000 r9:85368b80 r8:8027ecf4 r7:ecab5e60 r6:84ae4900 r5:85846c00 [ 1347.515209][ T32] r4:00000001 [ 1347.515244][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.515290][ T32] Exception stack(0xeca91fb0 to 0xeca91ff8) [ 1347.515319][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1347.515348][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.515395][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.515427][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1347.515491][ T32] r4:8536ec00 [ 1347.516020][ T32] INFO: task kworker/0:1024:6043 is blocked on a mutex likely owned by task kworker/0:315:3960. [ 1347.516076][ T32] task:kworker/0:315 state:R running task stack:0 pid:3960 tgid:3960 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.516155][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.516202][ T32] Call trace: [ 1347.516252][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1347.516321][ T32] r10:8280c9b4 r9:84b7bc00 r8:80200be4 r7:e08d9d54 r6:ffffffff r5:84b7bc00 [ 1347.516349][ T32] r4:00000000 [ 1347.516389][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.516471][ T32] Exception stack(0xe08d9d20 to 0xe08d9d68) [ 1347.516524][ T32] 9d20: b0002000 e06bf000 00000001 80239b98 7f325000 00000001 82ac11c4 82ac05a0 [ 1347.516555][ T32] 9d40: 7f325000 e06bf000 8280c9b4 e08d9d9c e08d9da0 e08d9d70 80230ad4 80239bb0 [ 1347.516579][ T32] 9d60: 80050113 ffffffff [ 1347.516624][ T32] r5:80050113 r4:80239bb0 [ 1347.516657][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1347.516702][ T32] r4:82ac11e4 [ 1347.516723][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.516764][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08d9dc0 r5:e08d9e08 [ 1347.516785][ T32] r4:e08d9dc0 [ 1347.516804][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1347.516845][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9b40 [ 1347.516878][ T32] r4:00000000 [ 1347.516901][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1347.516943][ T32] r9:83018005 r8:84b7bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f09d000 [ 1347.516964][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1347.517006][ T32] r5:00001000 r4:e06eb000 [ 1347.517025][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1347.517122][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.517168][ T32] r5:8512438c r4:85124000 [ 1347.517187][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1347.517229][ T32] r7:dddced40 r6:83018000 r5:8512438c r4:84b0bd00 [ 1347.517249][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1347.517335][ T32] r10:61c88647 r9:84b7bc00 r8:84b0bd2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1347.517361][ T32] r4:84b0bd00 [ 1347.517400][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1347.517470][ T32] r10:00000000 r9:84b0bd00 r8:8027ecf4 r7:e08b1e60 r6:85024500 r5:84b7bc00 [ 1347.517496][ T32] r4:00000001 [ 1347.517516][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.517549][ T32] Exception stack(0xe08d9fb0 to 0xe08d9ff8) [ 1347.517574][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1347.517624][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.517654][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.517682][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1347.517705][ T32] r4:850d9a80 [ 1347.517767][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.517795][ T32] INFO: task kworker/1:424:6044 blocked for more than 473 seconds. [ 1347.517823][ T32] Not tainted 6.15.0-syzkaller #0 [ 1347.517845][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1347.517866][ T32] task:kworker/1:424 state:D stack:0 pid:6044 tgid:6044 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.517909][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.517984][ T32] Call trace: [ 1347.518029][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1347.518093][ T32] r10:829189c0 r9:ecac5d84 r8:00000002 r7:60000113 r6:ecac5d8c r5:85843000 [ 1347.518119][ T32] r4:85843000 [ 1347.518138][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1347.518178][ T32] r5:85843000 r4:829189bc [ 1347.518197][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.518256][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.518308][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecac5e08 [ 1347.518342][ T32] r4:00000000 [ 1347.518365][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1347.518423][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1347.518464][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1347.518506][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85883140 [ 1347.518528][ T32] r4:00000000 [ 1347.518546][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1347.518605][ T32] r9:83018205 r8:85843000 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 [ 1347.518684][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1347.518729][ T32] r5:00001000 r4:ec91f000 [ 1347.518749][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1347.518808][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.518850][ T32] r5:8480ef8c r4:8480ec00 [ 1347.518870][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1347.518931][ T32] r7:ddde2d40 r6:83018200 r5:8480ef8c r4:84ae4980 [ 1347.518978][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1347.519025][ T32] r10:61c88647 r9:85843000 r8:84ae49ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1347.519047][ T32] r4:84ae4980 [ 1347.519065][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1347.519144][ T32] r10:00000000 r9:84ae4980 r8:8027ecf4 r7:ecab1e60 r6:84ae4a00 r5:85843000 [ 1347.519170][ T32] r4:00000001 [ 1347.519189][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.519246][ T32] Exception stack(0xecac5fb0 to 0xecac5ff8) [ 1347.519275][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1347.519306][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.519353][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.519394][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1347.519428][ T32] r4:85360b80 [ 1347.519805][ T32] INFO: task kworker/1:424:6044 is blocked on a mutex likely owned by task kworker/0:315:3960. [ 1347.519840][ T32] task:kworker/0:315 state:R running task stack:0 pid:3960 tgid:3960 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.519919][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.519988][ T32] Call trace: [ 1347.520037][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1347.520130][ T32] r10:8280c9b4 r9:84b7bc00 r8:80200be4 r7:e08d9d54 r6:ffffffff r5:84b7bc00 [ 1347.520179][ T32] r4:00000000 [ 1347.520221][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.520264][ T32] Exception stack(0xe08d9d20 to 0xe08d9d68) [ 1347.520292][ T32] 9d20: b0002000 e06bf000 00000001 80239b98 7f325000 00000001 82ac11c4 82ac05a0 [ 1347.520320][ T32] 9d40: 7f325000 e06bf000 8280c9b4 e08d9d9c e08d9da0 e08d9d70 80230ad4 80239bb0 [ 1347.520344][ T32] 9d60: 80050113 ffffffff [ 1347.520366][ T32] r5:80050113 r4:80239bb0 [ 1347.520385][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1347.520440][ T32] r4:82ac11e4 [ 1347.520479][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.520523][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08d9dc0 r5:e08d9e08 [ 1347.520545][ T32] r4:e08d9dc0 [ 1347.520564][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1347.520604][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9b40 [ 1347.520625][ T32] r4:00000000 [ 1347.520643][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1347.520717][ T32] r9:83018005 r8:84b7bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f09d000 [ 1347.543398][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1347.543543][ T32] r5:00001000 r4:e06eb000 [ 1347.543591][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1347.543637][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.543698][ T32] r5:8512438c r4:85124000 [ 1347.543722][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1347.543789][ T32] r7:dddced40 r6:83018000 r5:8512438c r4:84b0bd00 [ 1347.543823][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1347.543871][ T32] r10:61c88647 r9:84b7bc00 r8:84b0bd2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1347.543902][ T32] r4:84b0bd00 [ 1347.543925][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1347.543993][ T32] r10:00000000 r9:84b0bd00 r8:8027ecf4 r7:e08b1e60 r6:85024500 r5:84b7bc00 [ 1347.544030][ T32] r4:00000001 [ 1347.544061][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.544105][ T32] Exception stack(0xe08d9fb0 to 0xe08d9ff8) [ 1347.544160][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1347.544201][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.544230][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.544258][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1347.544298][ T32] r4:850d9a80 [ 1347.544345][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.544390][ T32] INFO: task kworker/1:425:6109 blocked for more than 473 seconds. [ 1347.544424][ T32] Not tainted 6.15.0-syzkaller #0 [ 1347.544450][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1347.544471][ T32] task:kworker/1:425 state:D stack:0 pid:6109 tgid:6109 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.544536][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.544602][ T32] Call trace: [ 1347.544659][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1347.544720][ T32] r10:829189c0 r9:ec7d1d84 r8:00000002 r7:60000113 r6:ec7d1d8c r5:8584b000 [ 1347.544745][ T32] r4:8584b000 [ 1347.544800][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1347.544843][ T32] r5:8584b000 r4:829189bc [ 1347.544894][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.544937][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.544991][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec7d1e08 [ 1347.545016][ T32] r4:00000000 [ 1347.545035][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1347.545073][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1347.545118][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1347.545182][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85897bc0 [ 1347.545207][ T32] r4:00000000 [ 1347.545227][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1347.545289][ T32] r9:83018205 r8:8584b000 r7:00000000 r6:83018200 r5:00001000 r4:7f111000 [ 1347.545314][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1347.545353][ T32] r5:00001000 r4:ec8bf000 [ 1347.545392][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1347.545443][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.545484][ T32] r5:8573d78c r4:8573d400 [ 1347.545503][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1347.545564][ T32] r7:ddde2d40 r6:83018200 r5:8573d78c r4:84ae4b00 [ 1347.545594][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1347.545641][ T32] r10:61c88647 r9:8584b000 r8:84ae4b2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1347.545662][ T32] r4:84ae4b00 [ 1347.545701][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1347.545747][ T32] r10:00000000 r9:84ae4b00 r8:8027ecf4 r7:ecab1e60 r6:84ae4b80 r5:8584b000 [ 1347.545768][ T32] r4:00000001 [ 1347.545786][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.545828][ T32] Exception stack(0xec7d1fb0 to 0xec7d1ff8) [ 1347.545880][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1347.545910][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.545945][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.545989][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1347.546014][ T32] r4:85883100 [ 1347.546535][ T32] INFO: task kworker/1:425:6109 is blocked on a mutex likely owned by task kworker/0:315:3960. [ 1347.546615][ T32] task:kworker/0:315 state:R running task stack:0 pid:3960 tgid:3960 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.546698][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.546794][ T32] Call trace: [ 1347.546868][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1347.546921][ T32] r10:8280c9b4 r9:84b7bc00 r8:80200be4 r7:e08d9d54 r6:ffffffff r5:84b7bc00 [ 1347.546964][ T32] r4:00000000 [ 1347.547009][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.547073][ T32] Exception stack(0xe08d9d20 to 0xe08d9d68) [ 1347.547111][ T32] 9d20: b04f2000 e06bf000 00000001 80239b98 7f325000 00000001 82ac11c4 82ac05a0 [ 1347.547159][ T32] 9d40: 7f325000 e06bf000 8280c9b4 e08d9d9c e08d9da0 e08d9d70 80230ad4 80239bb0 [ 1347.547183][ T32] 9d60: 80050113 ffffffff [ 1347.547206][ T32] r5:80050113 r4:80239bb0 [ 1347.547249][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1347.547315][ T32] r4:82ac11e4 [ 1347.547360][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.547405][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08d9dc0 r5:e08d9e08 [ 1347.547427][ T32] r4:e08d9dc0 [ 1347.547455][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1347.547501][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9b40 [ 1347.547523][ T32] r4:00000000 [ 1347.547542][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1347.547591][ T32] r9:83018005 r8:84b7bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f09d000 [ 1347.547615][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1347.547656][ T32] r5:00001000 r4:e06eb000 [ 1347.547697][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1347.547747][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.547794][ T32] r5:8512438c r4:85124000 [ 1347.547831][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1347.547894][ T32] r7:dddced40 r6:83018000 r5:8512438c r4:84b0bd00 [ 1347.547915][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1347.547958][ T32] r10:61c88647 r9:84b7bc00 r8:84b0bd2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1347.547991][ T32] r4:84b0bd00 [ 1347.548035][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1347.548097][ T32] r10:00000000 r9:84b0bd00 r8:8027ecf4 r7:e08b1e60 r6:85024500 r5:84b7bc00 [ 1347.548124][ T32] r4:00000001 [ 1347.548163][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.548220][ T32] Exception stack(0xe08d9fb0 to 0xe08d9ff8) [ 1347.548271][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1347.548301][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.548327][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.548376][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1347.548422][ T32] r4:850d9a80 [ 1347.548445][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.548471][ T32] INFO: task kworker/1:426:6111 blocked for more than 473 seconds. [ 1347.548499][ T32] Not tainted 6.15.0-syzkaller #0 [ 1347.548520][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1347.548540][ T32] task:kworker/1:426 state:D stack:0 pid:6111 tgid:6111 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.548604][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.548648][ T32] Call trace: [ 1347.548699][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1347.548746][ T32] r10:829189c0 r9:ecb39d84 r8:00000002 r7:60000113 r6:ecb39d8c r5:8584bc00 [ 1347.548767][ T32] r4:8584bc00 [ 1347.548809][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1347.548859][ T32] r5:8584bc00 r4:829189bc [ 1347.548897][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.548938][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.548983][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecb39e08 [ 1347.549013][ T32] r4:00000000 [ 1347.549057][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1347.549103][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1347.549140][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1347.549180][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85883380 [ 1347.549201][ T32] r4:00000000 [ 1347.549243][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1347.549288][ T32] r9:83018205 r8:8584bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f0a3000 [ 1347.549310][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1347.549368][ T32] r5:00001000 r4:ec985000 [ 1347.549411][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1347.549453][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.549491][ T32] r5:85835f8c r4:85835c00 [ 1347.549530][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1347.549575][ T32] r7:ddde2d40 r6:83018200 r5:85835f8c r4:84ae4c00 [ 1347.549594][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1347.549638][ T32] r10:61c88647 r9:8584bc00 r8:84ae4c2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1347.549690][ T32] r4:84ae4c00 [ 1347.549736][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1347.549782][ T32] r10:00000000 r9:84ae4c00 r8:8027ecf4 r7:ec7d1e60 r6:84ae4c80 r5:8584bc00 [ 1347.549804][ T32] r4:00000001 [ 1347.549844][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.549882][ T32] Exception stack(0xecb39fb0 to 0xecb39ff8) [ 1347.549908][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1347.549944][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.549995][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.550046][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1347.550113][ T32] r4:85883100 [ 1347.550471][ T32] INFO: task kworker/1:426:6111 is blocked on a mutex likely owned by task kworker/0:315:3960. [ 1347.550506][ T32] task:kworker/0:315 state:R running task stack:0 pid:3960 tgid:3960 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.558431][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.558545][ T32] Call trace: [ 1347.558604][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1347.558681][ T32] r10:8280c9b4 r9:84b7bc00 r8:80200be4 r7:e08d9d54 r6:ffffffff r5:84b7bc00 [ 1347.558736][ T32] r4:00000000 [ 1347.558760][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.558799][ T32] Exception stack(0xe08d9d20 to 0xe08d9d68) [ 1347.558830][ T32] 9d20: b04f2000 e06bf000 00000001 80239b98 7f325000 00000001 82ac11c4 82ac05a0 [ 1347.558875][ T32] 9d40: 7f325000 e06bf000 8280c9b4 e08d9d9c e08d9da0 e08d9d70 80230ad4 80239bb0 [ 1347.558902][ T32] 9d60: 80050113 ffffffff [ 1347.558926][ T32] r5:80050113 r4:80239bb0 [ 1347.558946][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1347.558987][ T32] r4:82ac11e4 [ 1347.559015][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.559087][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08d9dc0 r5:e08d9e08 [ 1347.559136][ T32] r4:e08d9dc0 [ 1347.559180][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1347.559225][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9b40 [ 1347.559247][ T32] r4:00000000 [ 1347.559266][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1347.559306][ T32] r9:83018005 r8:84b7bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f09d000 [ 1347.559350][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1347.559393][ T32] r5:00001000 r4:e06eb000 [ 1347.559434][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1347.559477][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.559515][ T32] r5:8512438c r4:85124000 [ 1347.559534][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1347.559575][ T32] r7:dddced40 r6:83018000 r5:8512438c r4:84b0bd00 [ 1347.559617][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1347.559686][ T32] r10:61c88647 r9:84b7bc00 r8:84b0bd2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1347.559711][ T32] r4:84b0bd00 [ 1347.559761][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1347.559818][ T32] r10:00000000 r9:84b0bd00 r8:8027ecf4 r7:e08b1e60 r6:85024500 r5:84b7bc00 [ 1347.559851][ T32] r4:00000001 [ 1347.559873][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.559910][ T32] Exception stack(0xe08d9fb0 to 0xe08d9ff8) [ 1347.559935][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1347.559962][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.559989][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.560040][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1347.560065][ T32] r4:850d9a80 [ 1347.560123][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.560155][ T32] INFO: task kworker/1:427:6114 blocked for more than 473 seconds. [ 1347.560210][ T32] Not tainted 6.15.0-syzkaller #0 [ 1347.560244][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1347.560299][ T32] task:kworker/1:427 state:D stack:0 pid:6114 tgid:6114 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.560370][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.560413][ T32] Call trace: [ 1347.560452][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1347.560500][ T32] r10:829189c0 r9:ecb3dd84 r8:00000002 r7:60000113 r6:ecb3dd8c r5:85849800 [ 1347.560568][ T32] r4:85849800 [ 1347.571360][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1347.571447][ T32] r5:85849800 r4:829189bc [ 1347.571469][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.571509][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.571578][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecb3de08 [ 1347.571606][ T32] r4:00000000 [ 1347.571635][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1347.571679][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1347.571719][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1347.571760][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85883640 [ 1347.571803][ T32] r4:00000000 [ 1347.571827][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1347.571872][ T32] r9:83018205 r8:85849800 r7:00000000 r6:83018200 r5:00001000 r4:7f0a5000 [ 1347.571899][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1347.571959][ T32] r5:00001000 r4:ec993000 [ 1347.571980][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1347.572019][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.572058][ T32] r5:8573c38c r4:8573c000 [ 1347.572098][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1347.572149][ T32] r7:ddde2d40 r6:83018200 r5:8573c38c r4:84ae4d00 [ 1347.572191][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1347.572262][ T32] r10:61c88647 r9:85849800 r8:84ae4d2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1347.572308][ T32] r4:84ae4d00 [ 1347.572377][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1347.572426][ T32] r10:00000000 r9:84ae4d00 r8:8027ecf4 r7:ec7d1e60 r6:84ae4d80 r5:85849800 [ 1347.572448][ T32] r4:00000001 [ 1347.572467][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.572501][ T32] Exception stack(0xecb3dfb0 to 0xecb3dff8) [ 1347.572530][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1347.572573][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.572632][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.572686][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1347.572713][ T32] r4:858834c0 [ 1347.573270][ T32] INFO: task kworker/1:427:6114 is blocked on a mutex likely owned by task kworker/0:315:3960. [ 1347.573309][ T32] task:kworker/0:315 state:R running task stack:0 pid:3960 tgid:3960 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.573425][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.573476][ T32] Call trace: [ 1347.573507][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1347.573597][ T32] r10:8280c9b4 r9:84b7bc00 r8:80200be4 r7:e08d9d54 r6:ffffffff r5:84b7bc00 [ 1347.573624][ T32] r4:00000000 [ 1347.573688][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.573731][ T32] Exception stack(0xe08d9d20 to 0xe08d9d68) [ 1347.573761][ T32] 9d20: b07fa000 e06bf000 00000001 80239b98 7f325000 00000001 82ac11c4 82ac05a0 [ 1347.573810][ T32] 9d40: 7f325000 e06bf000 8280c9b4 e08d9d9c e08d9da0 e08d9d70 80230ad4 80239bb0 [ 1347.573859][ T32] 9d60: 80050113 ffffffff [ 1347.573885][ T32] r5:80050113 r4:80239bb0 [ 1347.573927][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1347.574016][ T32] r4:82ac11e4 [ 1347.574053][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.574102][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08d9dc0 r5:e08d9e08 [ 1347.574151][ T32] r4:e08d9dc0 [ 1347.574194][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1347.574259][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9b40 [ 1347.574285][ T32] r4:00000000 [ 1347.574305][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1347.574347][ T32] r9:83018005 r8:84b7bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f09d000 [ 1347.574407][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1347.574473][ T32] r5:00001000 r4:e06eb000 [ 1347.574496][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1347.574534][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.574571][ T32] r5:8512438c r4:85124000 [ 1347.574611][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1347.574657][ T32] r7:dddced40 r6:83018000 r5:8512438c r4:84b0bd00 [ 1347.574680][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1347.574725][ T32] r10:61c88647 r9:84b7bc00 r8:84b0bd2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1347.574747][ T32] r4:84b0bd00 [ 1347.574808][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1347.574856][ T32] r10:00000000 r9:84b0bd00 r8:8027ecf4 r7:e08b1e60 r6:85024500 r5:84b7bc00 [ 1347.574878][ T32] r4:00000001 [ 1347.574917][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.574954][ T32] Exception stack(0xe08d9fb0 to 0xe08d9ff8) [ 1347.574979][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1347.575006][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.575053][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.575107][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1347.575161][ T32] r4:850d9a80 [ 1347.575183][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.575213][ T32] INFO: task kworker/1:428:6115 blocked for more than 474 seconds. [ 1347.575245][ T32] Not tainted 6.15.0-syzkaller #0 [ 1347.575301][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1347.575326][ T32] task:kworker/1:428 state:D stack:0 pid:6115 tgid:6115 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.575370][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.575424][ T32] Call trace: [ 1347.575457][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1347.575501][ T32] r10:829189c0 r9:ecac1d84 r8:00000002 r7:60000113 r6:ecac1d8c r5:8584c800 [ 1347.575523][ T32] r4:8584c800 [ 1347.575541][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1347.575579][ T32] r5:8584c800 r4:829189bc [ 1347.575687][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.575729][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.575819][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecac1e08 [ 1347.575844][ T32] r4:00000000 [ 1347.575864][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1347.575901][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1347.575980][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1347.576119][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85883800 [ 1347.576168][ T32] r4:00000000 [ 1347.576191][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1347.576233][ T32] r9:83018205 r8:8584c800 r7:00000000 r6:83018200 r5:00001000 r4:7f0a9000 [ 1347.576274][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1347.576338][ T32] r5:00001000 r4:ec9b5000 [ 1347.576361][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1347.576399][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.576436][ T32] r5:8573c78c r4:8573c400 [ 1347.576455][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1347.576519][ T32] r7:ddde2d40 r6:83018200 r5:8573c78c r4:84ae4e00 [ 1347.576542][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1347.576586][ T32] r10:61c88647 r9:8584c800 r8:84ae4e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1347.576608][ T32] r4:84ae4e00 [ 1347.576636][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1347.576705][ T32] r10:00000000 r9:84ae4e00 r8:8027ecf4 r7:ec7d1e60 r6:84ae4e80 r5:8584c800 [ 1347.576770][ T32] r4:00000001 [ 1347.576807][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.576844][ T32] Exception stack(0xecac1fb0 to 0xecac1ff8) [ 1347.576869][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1347.576897][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.576922][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.576949][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1347.576996][ T32] r4:858834c0 [ 1347.577400][ T32] INFO: task kworker/1:428:6115 is blocked on a mutex likely owned by task kworker/0:315:3960. [ 1347.577438][ T32] task:kworker/0:315 state:R running task stack:0 pid:3960 tgid:3960 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.577576][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.577621][ T32] Call trace: [ 1347.577689][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1347.577740][ T32] r10:8280c9b4 r9:84b7bc00 r8:80200be4 r7:e08d9d54 r6:ffffffff r5:84b7bc00 [ 1347.577782][ T32] r4:00000000 [ 1347.577805][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.577843][ T32] Exception stack(0xe08d9d20 to 0xe08d9d68) [ 1347.577872][ T32] 9d20: b07fa000 e06bf000 00000001 80239b98 7f325000 00000001 82ac11c4 82ac05a0 [ 1347.577920][ T32] 9d40: 7f325000 e06bf000 8280c9b4 e08d9d9c e08d9da0 e08d9d70 80230ad4 80239bb0 [ 1347.577977][ T32] 9d60: 80050113 ffffffff [ 1347.578003][ T32] r5:80050113 r4:80239bb0 [ 1347.578043][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1347.578113][ T32] r4:82ac11e4 [ 1347.578168][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.578214][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08d9dc0 r5:e08d9e08 [ 1347.578236][ T32] r4:e08d9dc0 [ 1347.578255][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1347.578295][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9b40 [ 1347.578340][ T32] r4:00000000 [ 1347.578362][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1347.578424][ T32] r9:83018005 r8:84b7bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f09d000 [ 1347.578448][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1347.578489][ T32] r5:00001000 r4:e06eb000 [ 1347.578518][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1347.578564][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.578602][ T32] r5:8512438c r4:85124000 [ 1347.578621][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1347.578660][ T32] r7:dddced40 r6:83018000 r5:8512438c r4:84b0bd00 [ 1347.578709][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1347.578798][ T32] r10:61c88647 r9:84b7bc00 r8:84b0bd2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1347.578844][ T32] r4:84b0bd00 [ 1347.578865][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1347.578954][ T32] r10:00000000 r9:84b0bd00 r8:8027ecf4 r7:e08b1e60 r6:85024500 r5:84b7bc00 [ 1347.579021][ T32] r4:00000001 [ 1347.579044][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.579098][ T32] Exception stack(0xe08d9fb0 to 0xe08d9ff8) [ 1347.579173][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1347.579527][ T32] Not tainted 6.15.0-syzkaller #0 ** 8 printk messages dropped ** [ 1347.580062][ T32] r5:8584e000 r4:829189bc [ 1347.580096][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.580140][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.580185][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecb75e08 [ 1347.580205][ T32] r4:00000000 [ 1347.580224][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1347.580261][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1347.580338][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1347.580384][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:858a7c40 [ 1347.580406][ T32] r4:00000000 [ 1347.580445][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1347.580543][ T32] r9:83018205 r8:8584e000 r7:00000000 r6:83018200 r5:00001000 r4:7f10b000 [ 1347.604169][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1347.604376][ T32] r5:00001000 r4:ec6fd000 [ 1347.604459][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1347.604610][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.604681][ T32] r5:858c7b8c r4:858c7800 [ 1347.604705][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1347.604780][ T32] r7:ddde2d40 r6:83018200 r5:858c7b8c r4:84ae4f00 [ 1347.604860][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1347.604915][ T32] r10:61c88647 r9:8584e000 r8:84ae4f2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1347.604940][ T32] r4:84ae4f00 [ 1347.604962][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1347.605007][ T32] r10:00000000 r9:84ae4f00 r8:8027ecf4 r7:ec7d1e60 r6:84ae4f80 r5:8584e000 [ 1347.605089][ T32] r4:00000001 [ 1347.605141][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.605181][ T32] Exception stack(0xecb75fb0 to 0xecb75ff8) [ 1347.605212][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1347.605240][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.605271][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.605312][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1347.605337][ T32] r4:85883ec0 [ 1347.605874][ T32] INFO: task kworker/1:429:6143 is blocked on a mutex likely owned by task kworker/0:315:3960. [ 1347.605913][ T32] task:kworker/0:315 state:R running task stack:0 pid:3960 tgid:3960 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.605989][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.606061][ T32] Call trace: [ 1347.606183][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1347.606295][ T32] r10:8280c9b4 r9:84b7bc00 r8:80200be4 r7:e08d9d54 r6:ffffffff r5:84b7bc00 [ 1347.606323][ T32] r4:00000000 [ 1347.606343][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.606409][ T32] Exception stack(0xe08d9d20 to 0xe08d9d68) [ 1347.606442][ T32] 9d20: b0c45000 e06bf000 00000001 80239b98 7f325000 00000001 82ac11c4 82ac05a0 [ 1347.606500][ T32] 9d40: 7f325000 e06bf000 8280c9b4 e08d9d9c e08d9da0 e08d9d70 80230ad4 80239bb0 [ 1347.606529][ T32] 9d60: 80050113 ffffffff [ 1347.606565][ T32] r5:80050113 r4:80239bb0 [ 1347.606619][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1347.606671][ T32] r4:82ac11e4 [ 1347.606697][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.606766][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08d9dc0 r5:e08d9e08 [ 1347.606820][ T32] r4:e08d9dc0 [ 1347.606868][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1347.606931][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9b40 [ 1347.606958][ T32] r4:00000000 [ 1347.606981][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1347.607028][ T32] r9:83018005 r8:84b7bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f09d000 [ 1347.607050][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1347.607168][ T32] r5:00001000 r4:e06eb000 [ 1347.607245][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1347.607368][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1347.607819][ T32] r4:84b0bd00 ** 7 printk messages dropped ** [ 1347.608208][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 10 printk messages dropped ** [ 1347.608772][ T32] r10:829189c0 r9:ecb45d84 r8:00000002 r7:60000113 r6:ecb45d8c r5:85848c00 ** 2 printk messages dropped ** [ 1347.608902][ T32] r5:85848c00 r4:829189bc [ 1347.608971][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.609019][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.609127][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecb45e08 [ 1347.609221][ T32] r4:00000000 [ 1347.609247][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) ** 6 printk messages dropped ** [ 1347.609539][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) ** 16 printk messages dropped ** [ 1347.633151][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 18 printk messages dropped ** [ 1347.634516][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08d9dc0 r5:e08d9e08 ** 18 printk messages dropped ** [ 1347.635576][ T32] r4:00000001 ** 11 printk messages dropped ** [ 1347.636131][ T32] task:kworker/1:431 state:D stack:0 pid:6179 tgid:6179 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 13 printk messages dropped ** [ 1347.636951][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) ** 21 printk messages dropped ** [ 1347.637907][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1347.638537][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.638581][ T32] Call trace: [ 1347.638610][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1347.638658][ T32] r10:8280c9b4 r9:84b7bc00 r8:80200be4 r7:e08d9d54 r6:ffffffff r5:84b7bc00 [ 1347.638681][ T32] r4:00000000 [ 1347.638726][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.638769][ T32] Exception stack(0xe08d9d20 to 0xe08d9d68) [ 1347.638799][ T32] 9d20: b0f34000 e06bf000 00000001 80239b98 7f325000 00000001 82ac11c4 82ac05a0 [ 1347.638837][ T32] 9d40: 7f325000 e06bf000 8280c9b4 e08d9d9c e08d9da0 e08d9d70 80230ad4 80239bb0 [ 1347.638864][ T32] 9d60: 80050113 ffffffff [ 1347.638888][ T32] r5:80050113 r4:80239bb0 [ 1347.638909][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1347.638975][ T32] r4:82ac11e4 [ 1347.639078][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.639183][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08d9dc0 r5:e08d9e08 [ 1347.639222][ T32] r4:e08d9dc0 [ 1347.639252][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1347.639370][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9b40 [ 1347.639397][ T32] r4:00000000 [ 1347.639438][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1347.639520][ T32] r9:83018005 r8:84b7bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f09d000 [ 1347.639546][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1347.639617][ T32] r5:00001000 r4:e06eb000 [ 1347.639642][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1347.639682][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.639720][ T32] r5:8512438c r4:85124000 [ 1347.639773][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1347.639819][ T32] r7:dddced40 r6:83018000 r5:8512438c r4:84b0bd00 [ 1347.639841][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) ** 11 printk messages dropped ** [ 1347.659198][ T32] r4:850d9a80 ** 11 printk messages dropped ** [ 1347.659747][ T32] r5:8584d400 r4:829189bc [ 1347.659767][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 11 printk messages dropped ** [ 1347.660324][ T32] r5:00001000 r4:ec8f7000 ** 10 printk messages dropped ** [ 1347.666102][ T32] r4:00000001 ** 10 printk messages dropped ** [ 1347.667193][ T32] Call trace: [ 1347.667225][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1347.667302][ T32] r10:8280c9b4 r9:84b7bc00 r8:80200be4 r7:e08d9d54 r6:ffffffff r5:84b7bc00 [ 1347.667344][ T32] r4:00000000 [ 1347.667371][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.667412][ T32] Exception stack(0xe08d9d20 to 0xe08d9d68) [ 1347.667467][ T32] 9d20: b11d8000 e06bf000 00000001 80239b98 7f325000 00000001 82ac11c4 82ac05a0 [ 1347.667500][ T32] 9d40: 7f325000 e06bf000 8280c9b4 e08d9d9c e08d9da0 e08d9d70 80230ad4 80239bb0 [ 1347.667524][ T32] 9d60: 80050113 ffffffff [ 1347.667599][ T32] r5:80050113 r4:80239bb0 [ 1347.667673][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1347.667726][ T32] r4:82ac11e4 [ 1347.667774][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.667872][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08d9dc0 r5:e08d9e08 [ 1347.667976][ T32] r4:e08d9dc0 [ 1347.667999][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1347.668041][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9b40 ** 7 printk messages dropped ** [ 1347.668446][ T32] r5:8512438c r4:85124000 ** 7 printk messages dropped ** [ 1347.668947][ T32] r4:00000001 [ 1347.668998][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.669051][ T32] Exception stack(0xe08d9fb0 to 0xe08d9ff8) [ 1347.669189][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1347.669231][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.669296][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.669327][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1347.669351][ T32] r4:850d9a80 ** 1 printk messages dropped ** [ 1347.669428][ T32] INFO: task kworker/1:433:6183 blocked for more than 474 seconds. ** 9 printk messages dropped ** [ 1347.669888][ T32] r5:8584a400 r4:829189bc ** 5 printk messages dropped ** [ 1347.670183][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) ** 20 printk messages dropped ** [ 1347.684977][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 20 printk messages dropped ** [ 1347.686359][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08d9dc0 r5:e08d9e08 ** 16 printk messages dropped ** [ 1347.687055][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) ** 20 printk messages dropped ** [ 1347.687964][ T32] r5:85703000 r4:829189bc [ 1347.687987][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.688141][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.688196][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecc05e08 [ 1347.688238][ T32] r4:00000000 [ 1347.688262][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1347.688301][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) ** 5 printk messages dropped ** [ 1347.688638][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) ** 20 printk messages dropped ** [ 1347.689700][ T32] task:kworker/0:315 state:R running task stack:0 pid:3960 tgid:3960 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 38 printk messages dropped ** [ 1347.716441][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 13 printk messages dropped ** [ 1347.717146][ T32] r5:8570e000 r4:829189bc ** 14 printk messages dropped ** [ 1347.718170][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 26 printk messages dropped ** [ 1347.720127][ T32] 9d40: 7f325000 e06bf000 8280c9b4 e08d9d9c e08d9da0 e08d9d70 80230ad4 80239bb0 [ 1347.720153][ T32] 9d60: 80050113 ffffffff [ 1347.720176][ T32] r5:80050113 r4:80239bb0 [ 1347.720222][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1347.720293][ T32] r4:82ac11e4 [ 1347.720343][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.720389][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08d9dc0 r5:e08d9e08 [ 1347.720586][ T32] r4:e08d9dc0 [ 1347.729612][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1347.729712][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9b40 [ 1347.729739][ T32] r4:00000000 [ 1347.729783][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1347.729885][ T32] r9:83018005 r8:84b7bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f09d000 [ 1347.730182][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1347.730232][ T32] r5:00001000 r4:e06eb000 [ 1347.730435][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1347.730481][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.730521][ T32] r5:8512438c r4:85124000 [ 1347.736823][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1347.737010][ T32] r7:dddced40 r6:83018000 r5:8512438c r4:84b0bd00 [ 1347.737106][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1347.737166][ T32] r10:61c88647 r9:84b7bc00 r8:84b0bd2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1347.737189][ T32] r4:84b0bd00 [ 1347.737210][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1347.737256][ T32] r10:00000000 r9:84b0bd00 r8:8027ecf4 r7:e08b1e60 r6:85024500 r5:84b7bc00 [ 1347.737278][ T32] r4:00000001 [ 1347.737297][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.737331][ T32] Exception stack(0xe08d9fb0 to 0xe08d9ff8) [ 1347.737361][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1347.737389][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.737414][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.737441][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1347.737463][ T32] r4:850d9a80 [ 1347.737488][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 2 printk messages dropped ** [ 1347.737686][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 7 printk messages dropped ** [ 1347.738092][ T32] r5:858ce000 r4:829189bc [ 1347.738124][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 1 printk messages dropped ** [ 1347.738212][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecc51e08 ** 7 printk messages dropped ** [ 1347.738549][ T32] r9:83018205 r8:858ce000 r7:00000000 r6:83018200 r5:00001000 r4:7f1ab000 ** 9 printk messages dropped ** [ 1347.738917][ T32] r4:858aa600 ** 6 printk messages dropped ** [ 1347.739261][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1347.740200][ T32] r4:00000000 ** 7 printk messages dropped ** [ 1347.740615][ T32] r4:82ac11e4 ** 4 printk messages dropped ** [ 1347.754392][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9b40 ** 9 printk messages dropped ** [ 1347.754846][ T32] r7:dddced40 r6:83018000 r5:8512438c r4:84b0bd00 ** 7 printk messages dropped ** [ 1347.755270][ T32] Exception stack(0xe08d9fb0 to 0xe08d9ff8) ** 8 printk messages dropped ** [ 1347.755627][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 7 printk messages dropped ** [ 1347.755911][ T32] r5:858ca400 r4:829189bc [ 1347.755932][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 6 printk messages dropped ** [ 1347.756379][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847caa40 ** 8 printk messages dropped ** [ 1347.756719][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1347.756762][ T32] r7:ddde2d40 r6:83018200 r5:8573ff8c r4:858aa700 [ 1347.756809][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1347.756858][ T32] r10:61c88647 r9:858ca400 r8:858aa72c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1347.756907][ T32] r4:858aa700 [ 1347.756956][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1347.757095][ T32] r10:00000000 r9:858aa700 r8:8027ecf4 r7:ecc05e60 r6:858aa780 r5:858ca400 [ 1347.757128][ T32] r4:00000001 [ 1347.757196][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.757262][ T32] Exception stack(0xecc09fb0 to 0xecc09ff8) [ 1347.757323][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1347.757381][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.757411][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.757493][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1347.757525][ T32] r4:847caa00 [ 1347.758063][ T32] INFO: task kworker/1:437:6273 is blocked on a mutex likely owned by task kworker/0:315:3960. [ 1347.758107][ T32] task:kworker/0:315 state:R running task stack:0 pid:3960 tgid:3960 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.758251][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.758335][ T32] Call trace: [ 1347.758372][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1347.758448][ T32] r10:8280c9b4 r9:84b7bc00 r8:80200be4 r7:e08d9d54 r6:ffffffff r5:84b7bc00 [ 1347.758476][ T32] r4:00000000 [ 1347.758544][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.758588][ T32] Exception stack(0xe08d9d20 to 0xe08d9d68) [ 1347.758643][ T32] 9d20: b1d9f000 e06bf000 00000001 80239b98 7f325000 00000001 82ac11c4 82ac05a0 [ 1347.758676][ T32] 9d40: 7f325000 e06bf000 8280c9b4 e08d9d9c e08d9da0 e08d9d70 80230ad4 80239bb0 [ 1347.758711][ T32] 9d60: 80050113 ffffffff [ 1347.758737][ T32] r5:80050113 r4:80239bb0 [ 1347.758777][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1347.758839][ T32] r4:82ac11e4 [ 1347.758895][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.758941][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08d9dc0 r5:e08d9e08 [ 1347.758963][ T32] r4:e08d9dc0 [ 1347.758983][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1347.759023][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9b40 [ 1347.759062][ T32] r4:00000000 [ 1347.759148][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1347.759223][ T32] r9:83018005 r8:84b7bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f09d000 [ 1347.759276][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1347.759342][ T32] r5:00001000 r4:e06eb000 [ 1347.759379][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1347.759422][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.759462][ T32] r5:8512438c r4:85124000 [ 1347.759481][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1347.759525][ T32] r7:dddced40 r6:83018000 r5:8512438c r4:84b0bd00 ** 3 printk messages dropped ** [ 1347.759630][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) ** 10 printk messages dropped ** [ 1347.760172][ T32] INFO: task kworker/1:438:6275 blocked for more than 474 seconds. ** 9 printk messages dropped ** [ 1347.781315][ T32] r5:858cec00 r4:829189bc [ 1347.781336][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 1 printk messages dropped ** [ 1347.781448][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecd45e08 ** 7 printk messages dropped ** [ 1347.781847][ T32] r9:83018205 r8:858cec00 r7:00000000 r6:83018200 r5:00001000 r4:7f1b3000 ** 9 printk messages dropped ** [ 1347.782528][ T32] r4:858aa800 ** 5 printk messages dropped ** [ 1347.783007][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1347.784131][ T32] r10:8280c9b4 r9:84b7bc00 r8:80200be4 r7:e08d9d54 r6:ffffffff r5:84b7bc00 ** 11 printk messages dropped ** [ 1347.784645][ T32] r4:e08d9dc0 ** 5 printk messages dropped ** [ 1347.784890][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1347.784933][ T32] r5:00001000 r4:e06eb000 [ 1347.784953][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1347.784992][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.785104][ T32] r5:8512438c r4:85124000 [ 1347.785128][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1347.785190][ T32] r7:dddced40 r6:83018000 r5:8512438c r4:84b0bd00 [ 1347.785240][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1347.785289][ T32] r10:61c88647 r9:84b7bc00 r8:84b0bd2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1347.785342][ T32] r4:84b0bd00 [ 1347.785395][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1347.785446][ T32] r10:00000000 r9:84b0bd00 r8:8027ecf4 r7:e08b1e60 r6:85024500 r5:84b7bc00 [ 1347.785492][ T32] r4:00000001 [ 1347.785515][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.785550][ T32] Exception stack(0xe08d9fb0 to 0xe08d9ff8) [ 1347.785601][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1347.785632][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.785660][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.785699][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1347.785741][ T32] r4:850d9a80 [ 1347.785765][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.785810][ T32] INFO: task kworker/1:439:6277 blocked for more than 474 seconds. [ 1347.785845][ T32] Not tainted 6.15.0-syzkaller #0 [ 1347.785870][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1347.785970][ T32] task:kworker/1:439 state:D stack:0 pid:6277 tgid:6277 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.786120][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.786190][ T32] Call trace: [ 1347.786222][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1347.786286][ T32] r10:829189c0 r9:ecc5dd84 r8:00000002 r7:60000013 r6:ecc5dd8c r5:858cd400 [ 1347.786313][ T32] r4:858cd400 [ 1347.786332][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1347.786504][ T32] r5:858cd400 r4:829189bc [ 1347.786528][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.786687][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.786739][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecc5de08 [ 1347.786761][ T32] r4:00000000 [ 1347.786805][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1347.786849][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1347.786885][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1347.786969][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a83180 [ 1347.787021][ T32] r4:00000000 [ 1347.787043][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1347.787104][ T32] r9:83018205 r8:858cd400 r7:00000000 r6:83018200 r5:00001000 r4:7f1b5000 [ 1347.787152][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1347.787192][ T32] r5:00001000 r4:eba37000 [ 1347.787211][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1347.787248][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.787311][ T32] r5:84814f8c r4:84814c00 [ 1347.787334][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1347.787377][ T32] r7:ddde2d40 r6:83018200 r5:84814f8c r4:858aa900 [ 1347.787397][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1347.787441][ T32] r10:61c88647 r9:858cd400 r8:858aa92c r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 5 printk messages dropped ** [ 1347.787938][ T32] Exception stack(0xecc5dfb0 to 0xecc5dff8) ** 4 printk messages dropped ** [ 1347.788094][ T32] r4:84a830c0 [ 1347.788488][ T32] INFO: task kworker/1:439:6277 is blocked on a mutex likely owned by task kworker/0:315:3960. [ 1347.788524][ T32] task:kworker/0:315 state:R running task stack:0 pid:3960 tgid:3960 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.788581][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.788685][ T32] Call trace: [ 1347.788719][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1347.788794][ T32] r10:8280c9b4 r9:84b7bc00 r8:80200be4 r7:e08d9d54 r6:ffffffff r5:84b7bc00 [ 1347.788821][ T32] r4:00000000 [ 1347.788840][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.789037][ T32] Exception stack(0xe08d9d20 to 0xe08d9d68) [ 1347.789070][ T32] 9d20: b210b000 e06bf000 00000001 80239b98 7f325000 00000001 82ac11c4 82ac05a0 [ 1347.789104][ T32] 9d40: 7f325000 e06bf000 8280c9b4 e08d9d9c e08d9da0 e08d9d70 80230ad4 80239bb0 [ 1347.789128][ T32] 9d60: 80050113 ffffffff [ 1347.789152][ T32] r5:80050113 r4:80239bb0 [ 1347.789217][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1347.789319][ T32] r4:82ac11e4 [ 1347.789423][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.789470][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08d9dc0 r5:e08d9e08 [ 1347.789518][ T32] r4:e08d9dc0 [ 1347.789570][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1347.789615][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9b40 [ 1347.789640][ T32] r4:00000000 [ 1347.789698][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1347.789744][ T32] r9:83018005 r8:84b7bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f09d000 [ 1347.789768][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) ** 7 printk messages dropped ** [ 1347.790345][ T32] r10:61c88647 r9:84b7bc00 r8:84b0bd2c r7:82804d40 r6:dddced40 r5:dddced60 ** 9 printk messages dropped ** [ 1347.813552][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 10 printk messages dropped ** [ 1347.814270][ T32] r4:858cc800 ** 1 printk messages dropped ** [ 1347.814332][ T32] r5:858cc800 r4:829189bc [ 1347.814352][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1347.814515][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1347.815030][ T32] r9:83018205 r8:858cc800 r7:00000000 r6:83018200 r5:00001000 r4:7f1bd000 ** 8 printk messages dropped ** [ 1347.815942][ T32] r10:61c88647 r9:858cc800 r8:858aaa2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 10 printk messages dropped ** [ 1347.816445][ T32] r4:84a83000 ** 3 printk messages dropped ** [ 1347.817359][ T32] Call trace: ** 6 printk messages dropped ** [ 1347.817677][ T32] 9d40: 7f325000 e06bf000 8280c9b4 e08d9d9c e08d9da0 e08d9d70 80230ad4 80239bb0 ** 9 printk messages dropped ** [ 1347.818187][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1347.818688][ T32] r5:8512438c r4:85124000 ** 7 printk messages dropped ** [ 1347.818966][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1347.819291][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 9 printk messages dropped ** [ 1347.819798][ T32] r10:829189c0 r9:ecc7dd84 r8:00000002 r7:60000013 r6:ecc7dd8c r5:858cb000 ** 2 printk messages dropped ** [ 1347.819906][ T32] r5:858cb000 r4:829189bc ** 2 printk messages dropped ** [ 1347.820016][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecc7de08 ** 9 printk messages dropped ** [ 1347.820406][ T32] r5:00001000 r4:ebae7000 ** 2 printk messages dropped ** [ 1347.820550][ T32] r5:84814b8c r4:84814800 [ 1347.837947][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1347.838043][ T32] r7:ddde2d40 r6:83018200 r5:84814b8c r4:858aab00 [ 1347.838066][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1347.838121][ T32] r10:61c88647 r9:858cb000 r8:858aab2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1347.838145][ T32] r4:858aab00 [ 1347.838190][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1347.838253][ T32] r10:00000000 r9:858aab00 r8:8027ecf4 r7:ecc69e60 r6:858aab80 r5:858cb000 [ 1347.838280][ T32] r4:00000001 [ 1347.838326][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.838367][ T32] Exception stack(0xecc7dfb0 to 0xecc7dff8) [ 1347.838396][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1347.838496][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.838550][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.838582][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1347.838605][ T32] r4:84a831c0 [ 1347.839221][ T32] INFO: task kworker/1:441:6281 is blocked on a mutex likely owned by task kworker/0:315:3960. [ 1347.839289][ T32] task:kworker/0:315 state:R running task stack:0 pid:3960 tgid:3960 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.839380][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.839445][ T32] Call trace: [ 1347.839505][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1347.839558][ T32] r10:8280c9b4 r9:84b7bc00 r8:80200be4 r7:e08d9d54 r6:ffffffff r5:84b7bc00 [ 1347.839580][ T32] r4:00000000 [ 1347.839624][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.839668][ T32] Exception stack(0xe08d9d20 to 0xe08d9d68) [ 1347.839697][ T32] 9d20: b2685000 e06bf000 00000001 80239b98 7f325000 00000001 82ac11c4 82ac05a0 [ 1347.839727][ T32] 9d40: 7f325000 e06bf000 8280c9b4 e08d9d9c e08d9da0 e08d9d70 80230ad4 80239bb0 [ 1347.839750][ T32] 9d60: 80050113 ffffffff [ 1347.839825][ T32] r5:80050113 r4:80239bb0 [ 1347.839903][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1347.839950][ T32] r4:82ac11e4 [ 1347.839999][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.840047][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08d9dc0 r5:e08d9e08 [ 1347.840080][ T32] r4:e08d9dc0 [ 1347.840110][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1347.840153][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9b40 [ 1347.840175][ T32] r4:00000000 [ 1347.840194][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1347.840236][ T32] r9:83018005 r8:84b7bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f09d000 [ 1347.840282][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1347.840327][ T32] r5:00001000 r4:e06eb000 [ 1347.840368][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1347.840437][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.840480][ T32] r5:8512438c r4:85124000 [ 1347.840500][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1347.851253][ T32] r7:dddced40 r6:83018000 r5:8512438c r4:84b0bd00 [ 1347.851305][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1347.851380][ T32] r10:61c88647 r9:84b7bc00 r8:84b0bd2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1347.851403][ T32] r4:84b0bd00 [ 1347.851447][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1347.851535][ T32] r10:00000000 r9:84b0bd00 r8:8027ecf4 r7:e08b1e60 r6:85024500 r5:84b7bc00 ** 2 printk messages dropped ** [ 1347.851620][ T32] Exception stack(0xe08d9fb0 to 0xe08d9ff8) ** 7 printk messages dropped ** [ 1347.851969][ T32] Not tainted 6.15.0-syzkaller #0 ** 6 printk messages dropped ** [ 1347.852453][ T32] r4:857ab000 ** 1 printk messages dropped ** [ 1347.852543][ T32] r5:857ab000 r4:829189bc [ 1347.852566][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 1 printk messages dropped ** [ 1347.852650][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecc89e08 ** 11 printk messages dropped ** [ 1347.853030][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1347.853498][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1347.853714][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1347.854737][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1347.854945][ T32] 9d60: 80050113 ffffffff ** 5 printk messages dropped ** [ 1347.855177][ T32] r4:e08d9dc0 ** 5 printk messages dropped ** [ 1347.855464][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) ** 9 printk messages dropped ** [ 1347.855977][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) ** 7 printk messages dropped ** [ 1347.856322][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 9 printk messages dropped ** [ 1347.856683][ T32] r10:829189c0 r9:eccb9d84 r8:00000002 r7:60000113 r6:eccb9d8c r5:857a9800 ** 2 printk messages dropped ** [ 1347.856805][ T32] r5:857a9800 r4:829189bc ** 2 printk messages dropped ** [ 1347.856908][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eccb9e08 ** 5 printk messages dropped ** [ 1347.857152][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1347.857466][ T32] r5:8480fb8c r4:8480f800 ** 1 printk messages dropped ** [ 1347.857542][ T32] r7:ddde2d40 r6:83018200 r5:8480fb8c r4:858aac80 [ 1347.857588][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1347.857635][ T32] r10:61c88647 r9:857a9800 r8:858aacac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1347.857718][ T32] r4:858aac80 [ 1347.857740][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1347.857792][ T32] r10:00000000 r9:858aac80 r8:8027ecf4 r7:ecc89e60 r6:85368d00 r5:857a9800 [ 1347.857814][ T32] r4:00000001 [ 1347.857832][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.857900][ T32] Exception stack(0xeccb9fb0 to 0xeccb9ff8) [ 1347.857970][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1347.858010][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.858037][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.858100][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1347.858181][ T32] r4:84a83700 [ 1347.858578][ T32] INFO: task kworker/1:443:6287 is blocked on a mutex likely owned by task kworker/0:315:3960. [ 1347.858626][ T32] task:kworker/0:315 state:R running task stack:0 pid:3960 tgid:3960 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.858735][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.858780][ T32] Call trace: [ 1347.858890][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1347.858942][ T32] r10:8280c9b4 r9:84b7bc00 r8:80200be4 r7:e08d9d54 r6:ffffffff r5:84b7bc00 [ 1347.858966][ T32] r4:00000000 [ 1347.859074][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.859149][ T32] Exception stack(0xe08d9d20 to 0xe08d9d68) [ 1347.859208][ T32] 9d20: b27b0000 e06bf000 00000001 80239b98 7f325000 00000001 82ac11c4 82ac05a0 [ 1347.859242][ T32] 9d40: 7f325000 e06bf000 8280c9b4 e08d9d9c e08d9da0 e08d9d70 80230ad4 80239bb0 [ 1347.859274][ T32] 9d60: 80050113 ffffffff [ 1347.859298][ T32] r5:80050113 r4:80239bb0 [ 1347.859318][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1347.859412][ T32] r4:82ac11e4 [ 1347.859436][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.859478][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08d9dc0 r5:e08d9e08 [ 1347.859553][ T32] r4:e08d9dc0 [ 1347.859601][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1347.859645][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9b40 [ 1347.859675][ T32] r4:00000000 [ 1347.859693][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1347.859734][ T32] r9:83018005 r8:84b7bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f09d000 [ 1347.859755][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1347.859876][ T32] r5:00001000 r4:e06eb000 [ 1347.859899][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1347.859941][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.859982][ T32] r5:8512438c r4:85124000 [ 1347.860011][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1347.860058][ T32] r7:dddced40 r6:83018000 r5:8512438c r4:84b0bd00 [ 1347.860101][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1347.860155][ T32] r10:61c88647 r9:84b7bc00 r8:84b0bd2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1347.860179][ T32] r4:84b0bd00 [ 1347.860199][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1347.860243][ T32] r10:00000000 r9:84b0bd00 r8:8027ecf4 r7:e08b1e60 r6:85024500 r5:84b7bc00 [ 1347.860343][ T32] r4:00000001 [ 1347.860365][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.860400][ T32] Exception stack(0xe08d9fb0 to 0xe08d9ff8) [ 1347.860450][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1347.860481][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.860507][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.860567][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1347.892598][ T32] r4:850d9a80 [ 1347.892650][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.892694][ T32] INFO: task kworker/1:444:6289 blocked for more than 474 seconds. [ 1347.892730][ T32] Not tainted 6.15.0-syzkaller #0 [ 1347.892754][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1347.892776][ T32] task:kworker/1:444 state:D stack:0 pid:6289 tgid:6289 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.892885][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.893133][ T32] Call trace: [ 1347.893193][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1347.893257][ T32] r10:829189c0 r9:ecd91d84 r8:00000002 r7:60000013 r6:ecd91d8c r5:857aa400 [ 1347.893280][ T32] r4:857aa400 [ 1347.893311][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1347.893357][ T32] r5:857aa400 r4:829189bc [ 1347.893404][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.893448][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) ** 1 printk messages dropped ** [ 1347.893533][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1347.893629][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1347.893720][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a83900 [ 1347.893747][ T32] r4:00000000 [ 1347.893768][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1347.893823][ T32] r9:83018205 r8:857aa400 r7:00000000 r6:83018200 r5:00001000 r4:7f1c1000 [ 1347.893875][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1347.893919][ T32] r5:00001000 r4:ebd39000 [ 1347.893964][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1347.894007][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.894047][ T32] r5:8480ff8c r4:8480fc00 [ 1347.894067][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1347.894200][ T32] r7:ddde2d40 r6:83018200 r5:8480ff8c r4:858aad00 [ 1347.894225][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1347.894272][ T32] r10:61c88647 r9:857aa400 r8:858aad2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1347.894323][ T32] r4:858aad00 [ 1347.894348][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1347.894395][ T32] r10:00000000 r9:858aad00 r8:8027ecf4 r7:eccb9e60 r6:85368d80 r5:857aa400 [ 1347.894428][ T32] r4:00000001 [ 1347.894478][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.894517][ T32] Exception stack(0xecd91fb0 to 0xecd91ff8) [ 1347.894544][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1347.894584][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.894614][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.894641][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1347.894662][ T32] r4:84a83700 [ 1347.895214][ T32] INFO: task kworker/1:444:6289 is blocked on a mutex likely owned by task kworker/0:315:3960. [ 1347.895253][ T32] task:kworker/0:315 state:R running task stack:0 pid:3960 tgid:3960 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1347.895613][ T32] Exception stack(0xe08d9d20 to 0xe08d9d68) ** 7 printk messages dropped ** [ 1347.895938][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08d9dc0 r5:e08d9e08 ** 7 printk messages dropped ** [ 1347.896273][ T32] r5:00001000 r4:e06eb000 ** 6 printk messages dropped ** [ 1347.896513][ T32] r10:61c88647 r9:84b7bc00 r8:84b0bd2c r7:82804d40 r6:dddced40 r5:dddced60 ** 7 printk messages dropped ** [ 1347.896852][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.896889][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.896917][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1347.896939][ T32] r4:850d9a80 [ 1347.896958][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.897022][ T32] INFO: task kworker/1:445:6290 blocked for more than 474 seconds. [ 1347.897053][ T32] Not tainted 6.15.0-syzkaller #0 [ 1347.897112][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1347.897138][ T32] task:kworker/1:445 state:D stack:0 pid:6290 tgid:6290 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.897234][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.897273][ T32] Call trace: [ 1347.897328][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1347.897446][ T32] r10:829189c0 r9:ecd99d84 r8:00000002 r7:60000013 r6:ecd99d8c r5:857aec00 [ 1347.897513][ T32] r4:857aec00 [ 1347.897536][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1347.897587][ T32] r5:857aec00 r4:829189bc [ 1347.897610][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.897676][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.897750][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecd99e08 [ 1347.897775][ T32] r4:00000000 [ 1347.897807][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1347.897877][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1347.897925][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1347.897967][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a83b00 [ 1347.898024][ T32] r4:00000000 [ 1347.898047][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) ** 4 printk messages dropped ** [ 1347.898259][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1347.898767][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1347.898903][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1347.899899][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1347.900196][ T32] r5:80050113 r4:80239bb0 ** 4 printk messages dropped ** [ 1347.900447][ T32] r4:e08d9dc0 ** 5 printk messages dropped ** [ 1347.916103][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 1347.916549][ T32] r4:84b0bd00 ** 5 printk messages dropped ** [ 1347.916820][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1347.917237][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1347.917504][ T32] r5:857ae000 r4:829189bc [ 1347.917524][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 4 printk messages dropped ** [ 1347.917733][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1347.918112][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1347.918617][ T32] Exception stack(0xecda1fb0 to 0xecda1ff8) ** 6 printk messages dropped ** [ 1347.919518][ T32] task:kworker/0:315 state:R running task stack:0 pid:3960 tgid:3960 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 15 printk messages dropped ** [ 1347.920231][ T32] r4:e08d9dc0 ** 4 printk messages dropped ** [ 1347.920373][ T32] r9:83018005 r8:84b7bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f09d000 ** 9 printk messages dropped ** [ 1347.936463][ T32] r4:84b0bd00 ** 5 printk messages dropped ** [ 1347.936690][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1347.937126][ T32] task:kworker/1:447 state:D stack:0 pid:6296 tgid:6296 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1347.937494][ T32] r5:857ac800 r4:829189bc [ 1347.937513][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1347.937628][ T32] r4:00000000 [ 1347.937650][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1347.937688][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1347.937726][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1347.937768][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a83dc0 [ 1347.937894][ T32] r4:00000000 [ 1347.937943][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1347.937990][ T32] r9:83018205 r8:857ac800 r7:00000000 r6:83018200 r5:00001000 r4:7f1cb000 [ 1347.938036][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1347.938081][ T32] r5:00001000 r4:ec7ad000 [ 1347.938107][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1347.938146][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.938182][ T32] r5:8592878c r4:85928400 [ 1347.938213][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1347.938270][ T32] r7:ddde2d40 r6:83018200 r5:8592878c r4:858aae80 [ 1347.938294][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1347.938340][ T32] r10:61c88647 r9:857ac800 r8:858aaeac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1347.938388][ T32] r4:858aae80 [ 1347.938410][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1347.938453][ T32] r10:00000000 r9:858aae80 r8:8027ecf4 r7:ecd99e60 r6:85368f00 r5:857ac800 [ 1347.938500][ T32] r4:00000001 [ 1347.938523][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.938557][ T32] Exception stack(0xecca1fb0 to 0xecca1ff8) [ 1347.938582][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1347.938610][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.938646][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.938734][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1347.938760][ T32] r4:84a83cc0 [ 1347.939312][ T32] INFO: task kworker/1:447:6296 is blocked on a mutex likely owned by task kworker/0:315:3960. [ 1347.939351][ T32] task:kworker/0:315 state:R running task stack:0 pid:3960 tgid:3960 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.939468][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.939515][ T32] Call trace: [ 1347.939545][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1347.939621][ T32] r10:8280c9b4 r9:84b7bc00 r8:80200be4 r7:e08d9d54 r6:ffffffff r5:84b7bc00 [ 1347.939654][ T32] r4:00000000 [ 1347.939703][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.939826][ T32] Exception stack(0xe08d9d20 to 0xe08d9d68) [ 1347.939864][ T32] 9d20: b3318000 e06bf000 00000001 80239b98 7f325000 00000001 82ac11c4 82ac05a0 [ 1347.939930][ T32] 9d40: 7f325000 e06bf000 8280c9b4 e08d9d9c e08d9da0 e08d9d70 80230ad4 80239bb0 [ 1347.939958][ T32] 9d60: 80050113 ffffffff [ 1347.940000][ T32] r5:80050113 r4:80239bb0 [ 1347.940023][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1347.940064][ T32] r4:82ac11e4 [ 1347.940101][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.940147][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08d9dc0 r5:e08d9e08 [ 1347.940426][ T32] r4:e08d9dc0 [ 1347.940556][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1347.951365][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9b40 [ 1347.951507][ T32] r4:00000000 [ 1347.951588][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1347.951687][ T32] r9:83018005 r8:84b7bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f09d000 [ 1347.951713][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1347.951757][ T32] r5:00001000 r4:e06eb000 [ 1347.951777][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1347.951841][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.951885][ T32] r5:8512438c r4:85124000 [ 1347.951905][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1347.951974][ T32] r7:dddced40 r6:83018000 r5:8512438c r4:84b0bd00 [ 1347.952075][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1347.952142][ T32] r10:61c88647 r9:84b7bc00 r8:84b0bd2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1347.952196][ T32] r4:84b0bd00 [ 1347.952222][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1347.952277][ T32] r10:00000000 r9:84b0bd00 r8:8027ecf4 r7:e08b1e60 r6:85024500 r5:84b7bc00 ** 2 printk messages dropped ** [ 1347.952416][ T32] Exception stack(0xe08d9fb0 to 0xe08d9ff8) ** 6 printk messages dropped ** [ 1347.952670][ T32] INFO: task kworker/1:448:6299 blocked for more than 474 seconds. ** 9 printk messages dropped ** [ 1347.953169][ T32] r5:857ad400 r4:829189bc [ 1347.953188][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.953265][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) ** 4 printk messages dropped ** [ 1347.953528][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) ** 8 printk messages dropped ** [ 1347.953964][ T32] r5:85928b8c r4:85928800 ** 6 printk messages dropped ** [ 1347.954358][ T32] r10:00000000 r9:858aaf00 r8:8027ecf4 r7:ecd99e60 r6:85368f80 r5:857ad400 ** 8 printk messages dropped ** [ 1347.955295][ T32] INFO: task kworker/1:448:6299 is blocked on a mutex likely owned by task kworker/0:315:3960. ** 10 printk messages dropped ** [ 1347.955964][ T32] 9d60: 80050113 ffffffff ** 5 printk messages dropped ** [ 1347.956290][ T32] r4:e08d9dc0 ** 6 printk messages dropped ** [ 1347.956804][ T32] r5:00001000 r4:e06eb000 ** 4 printk messages dropped ** [ 1347.957098][ T32] r7:dddced40 r6:83018000 r5:8512438c r4:84b0bd00 ** 7 printk messages dropped ** [ 1347.957514][ T32] Exception stack(0xe08d9fb0 to 0xe08d9ff8) ** 4 printk messages dropped ** [ 1347.957699][ T32] r4:850d9a80 [ 1347.957719][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.957751][ T32] INFO: task kworker/1:449:6301 blocked for more than 474 seconds. [ 1347.957796][ T32] Not tainted 6.15.0-syzkaller #0 [ 1347.957901][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1347.957933][ T32] task:kworker/1:449 state:D stack:0 pid:6301 tgid:6301 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.958008][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.958047][ T32] Call trace: [ 1347.958097][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1347.958163][ T32] r10:829189c0 r9:ecdb1d84 r8:00000002 r7:60000113 r6:ecdb1d8c r5:858d0c00 [ 1347.958197][ T32] r4:858d0c00 [ 1347.958218][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1347.958259][ T32] r5:858d0c00 r4:829189bc [ 1347.958289][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.958332][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.958378][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecdb1e08 [ 1347.958424][ T32] r4:00000000 [ 1347.958447][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1347.958512][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1347.958554][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1347.958597][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85782040 [ 1347.958619][ T32] r4:00000000 [ 1347.958637][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1347.958763][ T32] r9:83018205 r8:858d0c00 r7:00000000 r6:83018200 r5:00001000 r4:7f1d3000 [ 1347.959097][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1347.959173][ T32] r5:00001000 r4:ec8e3000 [ 1347.959193][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1347.959233][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.959272][ T32] r5:8592978c r4:85929400 [ 1347.959290][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1347.959331][ T32] r7:ddde2d40 r6:83018200 r5:8592978c r4:858aaf80 [ 1347.959434][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1347.959536][ T32] r10:61c88647 r9:858d0c00 r8:858aafac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1347.959637][ T32] r4:858aaf80 [ 1347.959730][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1347.959817][ T32] r10:00000000 r9:858aaf80 r8:8027ecf4 r7:ecd99e60 r6:857e4000 r5:858d0c00 [ 1347.959842][ T32] r4:00000001 [ 1347.959860][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.959985][ T32] Exception stack(0xecdb1fb0 to 0xecdb1ff8) [ 1347.960085][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1347.960176][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.960205][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.960252][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1347.960302][ T32] r4:84a83ec0 [ 1347.983870][ T32] INFO: task kworker/1:449:6301 is blocked on a mutex likely owned by task kworker/0:315:3960. [ 1347.984080][ T32] task:kworker/0:315 state:R running task stack:0 pid:3960 tgid:3960 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.984285][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.984348][ T32] Call trace: [ 1347.985098][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1347.985191][ T32] r10:8280c9b4 r9:84b7bc00 r8:80200be4 r7:e08d9d54 r6:ffffffff r5:84b7bc00 [ 1347.985321][ T32] r4:00000000 [ 1347.985346][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.985461][ T32] Exception stack(0xe08d9d20 to 0xe08d9d68) [ 1347.985554][ T32] 9d20: b36d0000 e06bf000 00000001 80239b98 7f325000 00000001 82ac11c4 82ac05a0 [ 1347.985586][ T32] 9d40: 7f325000 e06bf000 8280c9b4 e08d9d9c e08d9da0 e08d9d70 80230ad4 80239bb0 [ 1347.985610][ T32] 9d60: 80050113 ffffffff [ 1347.985632][ T32] r5:80050113 r4:80239bb0 [ 1347.985653][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1347.985749][ T32] r4:82ac11e4 [ 1347.985772][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.985815][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08d9dc0 r5:e08d9e08 [ 1347.985929][ T32] r4:e08d9dc0 [ 1347.985952][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) ** 1 printk messages dropped ** [ 1347.986041][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1347.986495][ T32] r5:8512438c r4:85124000 ** 5 printk messages dropped ** [ 1347.986722][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) ** 7 printk messages dropped ** [ 1347.987035][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 6 printk messages dropped ** [ 1347.987420][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1347.987721][ T32] r5:858d1800 r4:829189bc [ 1347.987744][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 4 printk messages dropped ** [ 1347.987964][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) ** 4 printk messages dropped ** [ 1347.988270][ T32] r9:83018205 r8:858d1800 r7:00000000 r6:83018200 r5:00001000 r4:7f1d1000 [ 1347.988321][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1347.988389][ T32] r5:00001000 r4:ec89f000 [ 1347.988438][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1347.988479][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.988541][ T32] r5:8592938c r4:85929000 [ 1347.988563][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1347.988621][ T32] r7:ddde2d40 r6:83018200 r5:8592938c r4:857cb000 [ 1347.988691][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1347.988770][ T32] r10:61c88647 r9:858d1800 r8:857cb02c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1347.988797][ T32] r4:857cb000 [ 1347.988816][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1347.988857][ T32] r10:00000000 r9:857cb000 r8:8027ecf4 r7:ecdb1e60 r6:857e4080 r5:858d1800 [ 1347.988879][ T32] r4:00000001 [ 1347.988897][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.988955][ T32] Exception stack(0xecdb5fb0 to 0xecdb5ff8) [ 1347.988988][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1347.989017][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.989043][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.989118][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1347.989145][ T32] r4:84a83480 [ 1347.989600][ T32] INFO: task kworker/1:450:6303 is blocked on a mutex likely owned by task kworker/0:315:3960. [ 1347.989639][ T32] task:kworker/0:315 state:R running task stack:0 pid:3960 tgid:3960 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.989723][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.989770][ T32] Call trace: [ 1347.989888][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1347.989964][ T32] r10:8280c9b4 r9:84b7bc00 r8:80200be4 r7:e08d9d54 r6:ffffffff r5:84b7bc00 [ 1347.989990][ T32] r4:00000000 [ 1347.990009][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.990133][ T32] Exception stack(0xe08d9d20 to 0xe08d9d68) [ 1347.990168][ T32] 9d20: b36d0000 e06bf000 00000001 80239b98 7f325000 00000001 82ac11c4 82ac05a0 [ 1347.990223][ T32] 9d40: 7f325000 e06bf000 8280c9b4 e08d9d9c e08d9da0 e08d9d70 80230ad4 80239bb0 [ 1347.990583][ T32] 9d60: 80050113 ffffffff [ 1348.013127][ T32] r5:80050113 r4:80239bb0 [ 1348.013195][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1348.013346][ T32] r4:82ac11e4 [ 1348.013426][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.013474][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08d9dc0 r5:e08d9e08 [ 1348.013551][ T32] r4:e08d9dc0 [ 1348.013574][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1348.013620][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9b40 [ 1348.013654][ T32] r4:00000000 [ 1348.013679][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1348.013748][ T32] r9:83018005 r8:84b7bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f09d000 [ 1348.013774][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1348.013817][ T32] r5:00001000 r4:e06eb000 [ 1348.014063][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1348.014115][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.014186][ T32] r5:8512438c r4:85124000 [ 1348.014235][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1348.014294][ T32] r7:dddced40 r6:83018000 r5:8512438c r4:84b0bd00 [ 1348.014388][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1348.014438][ T32] r10:61c88647 r9:84b7bc00 r8:84b0bd2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1348.014486][ T32] r4:84b0bd00 [ 1348.014558][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1348.014608][ T32] r10:00000000 r9:84b0bd00 r8:8027ecf4 r7:e08b1e60 r6:85024500 r5:84b7bc00 [ 1348.014631][ T32] r4:00000001 ** 2 printk messages dropped ** [ 1348.014739][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1348.015214][ T32] task:kworker/1:451 state:D stack:0 pid:6305 tgid:6305 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1348.015477][ T32] r5:858d3000 r4:829189bc [ 1348.015496][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1348.015633][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1348.015799][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1348.016017][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1348.016426][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1348.016706][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 10 printk messages dropped ** [ 1348.017767][ T32] Exception stack(0xe08d9d20 to 0xe08d9d68) ** 7 printk messages dropped ** [ 1348.018012][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08d9dc0 r5:e08d9e08 ** 6 printk messages dropped ** [ 1348.018402][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 1348.018752][ T32] r4:84b0bd00 ** 6 printk messages dropped ** [ 1348.019150][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1348.019506][ T32] task:kworker/1:452 state:D stack:0 pid:6306 tgid:6306 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1348.019958][ T32] r5:858d3c00 r4:829189bc ** 1 printk messages dropped ** [ 1348.020046][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 1348.020477][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1348.041299][ T32] r9:83018205 r8:858d3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f1d5000 [ 1348.041327][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1348.041371][ T32] r5:00001000 r4:ec905000 [ 1348.041419][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1348.041476][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.041545][ T32] r5:85929b8c r4:85929800 [ 1348.041569][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1348.041615][ T32] r7:ddde2d40 r6:83018200 r5:85929b8c r4:857cb100 [ 1348.041636][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1348.041682][ T32] r10:61c88647 r9:858d3c00 r8:857cb12c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1348.041704][ T32] r4:857cb100 [ 1348.041749][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1348.041797][ T32] r10:00000000 r9:857cb100 r8:8027ecf4 r7:ecdbde60 r6:857e4180 r5:858d3c00 [ 1348.041819][ T32] r4:00000001 [ 1348.041889][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.041929][ T32] Exception stack(0xecdc1fb0 to 0xecdc1ff8) [ 1348.041958][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1348.041986][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.042013][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.042068][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1348.042099][ T32] r4:857822c0 [ 1348.042641][ T32] INFO: task kworker/1:452:6306 is blocked on a mutex likely owned by task kworker/0:315:3960. [ 1348.042681][ T32] task:kworker/0:315 state:R running task stack:0 pid:3960 tgid:3960 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.042777][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.042902][ T32] Call trace: [ 1348.043079][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1348.043169][ T32] r10:8280c9b4 r9:84b7bc00 r8:80200be4 r7:e08d9d54 r6:ffffffff r5:84b7bc00 [ 1348.043193][ T32] r4:00000000 [ 1348.043212][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.043251][ T32] Exception stack(0xe08d9d20 to 0xe08d9d68) [ 1348.043298][ T32] 9d20: b3cc2000 e06bf000 00000001 80239b98 7f325000 00000001 82ac11c4 82ac05a0 [ 1348.043385][ T32] 9d40: 7f325000 e06bf000 8280c9b4 e08d9d9c e08d9da0 e08d9d70 80230ad4 80239bb0 [ 1348.043413][ T32] 9d60: 80050113 ffffffff [ 1348.043437][ T32] r5:80050113 r4:80239bb0 [ 1348.043491][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1348.043566][ T32] r4:82ac11e4 [ 1348.043597][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.043640][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08d9dc0 r5:e08d9e08 [ 1348.043688][ T32] r4:e08d9dc0 [ 1348.043738][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1348.043807][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9b40 [ 1348.043833][ T32] r4:00000000 [ 1348.043878][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1348.043923][ T32] r9:83018005 r8:84b7bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f09d000 [ 1348.043988][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1348.044034][ T32] r5:00001000 r4:e06eb000 [ 1348.044053][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1348.044095][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.044139][ T32] r5:8512438c r4:85124000 [ 1348.044158][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1348.044226][ T32] r7:dddced40 r6:83018000 r5:8512438c r4:84b0bd00 [ 1348.044251][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1348.044296][ T32] r10:61c88647 r9:84b7bc00 r8:84b0bd2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1348.044317][ T32] r4:84b0bd00 [ 1348.044341][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1348.044386][ T32] r10:00000000 r9:84b0bd00 r8:8027ecf4 r7:e08b1e60 r6:85024500 r5:84b7bc00 [ 1348.044410][ T32] r4:00000001 [ 1348.044429][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.044488][ T32] Exception stack(0xe08d9fb0 to 0xe08d9ff8) [ 1348.044519][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1348.044615][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.044644][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.044672][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1348.044693][ T32] r4:850d9a80 [ 1348.044744][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.044884][ T32] INFO: task kworker/1:453:6308 blocked for more than 474 seconds. [ 1348.044923][ T32] Not tainted 6.15.0-syzkaller #0 [ 1348.044950][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.044971][ T32] task:kworker/1:453 state:D stack:0 pid:6308 tgid:6308 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.045016][ T32] Workqueue: events bpf_prog_free_deferred ** 2 printk messages dropped ** [ 1348.045171][ T32] r10:829189c0 r9:ecdc9d84 r8:00000002 r7:60000113 r6:ecdc9d8c r5:858d2400 ** 2 printk messages dropped ** [ 1348.045255][ T32] r5:858d2400 r4:829189bc [ 1348.045274][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1348.045380][ T32] r4:00000000 [ 1348.045440][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1348.045536][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1348.045588][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1348.045634][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85782400 [ 1348.045680][ T32] r4:00000000 [ 1348.045703][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1348.045744][ T32] r9:83018205 r8:858d2400 r7:00000000 r6:83018200 r5:00001000 r4:7f1d7000 [ 1348.045774][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1348.045815][ T32] r5:00001000 r4:ec96b000 [ 1348.045834][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1348.045898][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.045941][ T32] r5:85929f8c r4:85929c00 [ 1348.045960][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1348.046000][ T32] r7:ddde2d40 r6:83018200 r5:85929f8c r4:857cb180 [ 1348.046019][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1348.046094][ T32] r10:61c88647 r9:858d2400 r8:857cb1ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1348.046137][ T32] r4:857cb180 [ 1348.046158][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1348.046218][ T32] r10:00000000 r9:857cb180 r8:8027ecf4 r7:ecdbde60 r6:857e4200 r5:858d2400 [ 1348.046243][ T32] r4:00000001 [ 1348.046262][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.046296][ T32] Exception stack(0xecdc9fb0 to 0xecdc9ff8) [ 1348.046322][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1348.046350][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.046402][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.046433][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1348.046479][ T32] r4:85782000 [ 1348.046862][ T32] INFO: task kworker/1:453:6308 is blocked on a mutex likely owned by task kworker/0:315:3960. [ 1348.046897][ T32] task:kworker/0:315 state:R running task stack:0 pid:3960 tgid:3960 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.046952][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.047024][ T32] Call trace: [ 1348.047055][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1348.047178][ T32] r10:8280c9b4 r9:84b7bc00 r8:80200be4 r7:e08d9d54 r6:ffffffff r5:84b7bc00 [ 1348.047232][ T32] r4:00000000 [ 1348.047255][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.047295][ T32] Exception stack(0xe08d9d20 to 0xe08d9d68) [ 1348.047324][ T32] 9d20: b3cc2000 e06bf000 00000001 80239b98 7f325000 00000001 82ac11c4 82ac05a0 [ 1348.047351][ T32] 9d40: 7f325000 e06bf000 8280c9b4 e08d9d9c e08d9da0 e08d9d70 80230ad4 80239bb0 [ 1348.047374][ T32] 9d60: 80050113 ffffffff [ 1348.047421][ T32] r5:80050113 r4:80239bb0 [ 1348.047445][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1348.047488][ T32] r4:82ac11e4 [ 1348.047517][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.047562][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08d9dc0 r5:e08d9e08 [ 1348.047585][ T32] r4:e08d9dc0 [ 1348.047604][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1348.047645][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9b40 [ 1348.047668][ T32] r4:00000000 [ 1348.047713][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1348.047833][ T32] r9:83018005 r8:84b7bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f09d000 [ 1348.047870][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1348.047916][ T32] r5:00001000 r4:e06eb000 [ 1348.047960][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1348.048070][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.048118][ T32] r5:8512438c r4:85124000 [ 1348.048138][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1348.048181][ T32] r7:dddced40 r6:83018000 r5:8512438c r4:84b0bd00 [ 1348.048201][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) ** 5 printk messages dropped ** [ 1348.048453][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 7 printk messages dropped ** [ 1348.048858][ T32] INFO: task kworker/1:454:6310 blocked for more than 474 seconds. ** 9 printk messages dropped ** [ 1348.049326][ T32] r5:858d6000 r4:829189bc [ 1348.049451][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.049522][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) ** 1 printk messages dropped ** [ 1348.049621][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1348.049934][ T32] r9:83018205 r8:858d6000 r7:00000000 r6:83018200 r5:00001000 r4:7f1d9000 ** 6 printk messages dropped ** [ 1348.050305][ T32] r7:ddde2d40 r6:83018200 r5:8592a38c r4:857cb200 ** 7 printk messages dropped ** [ 1348.075866][ T32] Exception stack(0xecdd1fb0 to 0xecdd1ff8) ** 6 printk messages dropped ** [ 1348.076569][ T32] task:kworker/0:315 state:R running task stack:0 pid:3960 tgid:3960 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 14 printk messages dropped ** [ 1348.077282][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08d9dc0 r5:e08d9e08 ** 7 printk messages dropped ** [ 1348.077566][ T32] r5:00001000 r4:e06eb000 ** 4 printk messages dropped ** [ 1348.077727][ T32] r7:dddced40 r6:83018000 r5:8512438c r4:84b0bd00 ** 7 printk messages dropped ** [ 1348.078075][ T32] Exception stack(0xe08d9fb0 to 0xe08d9ff8) ** 6 printk messages dropped ** [ 1348.078296][ T32] INFO: task kworker/1:455:6312 blocked for more than 474 seconds. ** 7 printk messages dropped ** [ 1348.078652][ T32] r4:858d6c00 ** 1 printk messages dropped ** [ 1348.078711][ T32] r5:858d6c00 r4:829189bc [ 1348.078754][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1348.078866][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1348.079191][ T32] r9:83018205 r8:858d6c00 r7:00000000 r6:83018200 r5:00001000 r4:7f1db000 ** 8 printk messages dropped ** [ 1348.079581][ T32] r10:61c88647 r9:858d6c00 r8:857cb2ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 5 printk messages dropped ** [ 1348.079879][ T32] Exception stack(0xecdd9fb0 to 0xecdd9ff8) [ 1348.079905][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1348.079933][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.079958][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.079987][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1348.080009][ T32] r4:85782240 [ 1348.080397][ T32] INFO: task kworker/1:455:6312 is blocked on a mutex likely owned by task kworker/0:315:3960. [ 1348.080432][ T32] task:kworker/0:315 state:R running task stack:0 pid:3960 tgid:3960 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.080489][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.100952][ T32] Call trace: [ 1348.101013][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1348.101098][ T32] r10:8280c9b4 r9:84b7bc00 r8:80200be4 r7:e08d9d54 r6:ffffffff r5:84b7bc00 [ 1348.101145][ T32] r4:00000000 [ 1348.101190][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.101237][ T32] Exception stack(0xe08d9d20 to 0xe08d9d68) [ 1348.101272][ T32] 9d20: b43c0000 e06bf000 00000001 80239b98 7f325000 00000001 82ac11c4 82ac05a0 [ 1348.101302][ T32] 9d40: 7f325000 e06bf000 8280c9b4 e08d9d9c e08d9da0 e08d9d70 80230ad4 80239bb0 [ 1348.101326][ T32] 9d60: 80050113 ffffffff [ 1348.101435][ T32] r5:80050113 r4:80239bb0 [ 1348.101644][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1348.101695][ T32] r4:82ac11e4 [ 1348.101717][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.101868][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08d9dc0 r5:e08d9e08 [ 1348.102229][ T32] r4:e08d9dc0 [ 1348.102254][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1348.102298][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9b40 [ 1348.102321][ T32] r4:00000000 [ 1348.102416][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1348.102464][ T32] r9:83018005 r8:84b7bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f09d000 [ 1348.102485][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1348.102640][ T32] r5:00001000 r4:e06eb000 [ 1348.102769][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1348.102812][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.102851][ T32] r5:8512438c r4:85124000 [ 1348.102870][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1348.102913][ T32] r7:dddced40 r6:83018000 r5:8512438c r4:84b0bd00 [ 1348.102934][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1348.103086][ T32] r10:61c88647 r9:84b7bc00 r8:84b0bd2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1348.103138][ T32] r4:84b0bd00 [ 1348.103161][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1348.103206][ T32] r10:00000000 r9:84b0bd00 r8:8027ecf4 r7:e08b1e60 r6:85024500 r5:84b7bc00 [ 1348.103228][ T32] r4:00000001 [ 1348.103278][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.103316][ T32] Exception stack(0xe08d9fb0 to 0xe08d9ff8) [ 1348.103447][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1348.103479][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.103505][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.103533][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1348.103579][ T32] r4:850d9a80 [ 1348.103789][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.103825][ T32] INFO: task kworker/1:456:6314 blocked for more than 474 seconds. [ 1348.103912][ T32] Not tainted 6.15.0-syzkaller #0 [ 1348.103980][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.104080][ T32] task:kworker/1:456 state:D stack:0 pid:6314 tgid:6314 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.104200][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.104354][ T32] Call trace: [ 1348.104390][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1348.104578][ T32] r10:829189c0 r9:ecde1d84 r8:00000002 r7:60000013 r6:ecde1d8c r5:858d4800 [ 1348.104605][ T32] r4:858d4800 ** 1 printk messages dropped ** [ 1348.104696][ T32] r5:858d4800 r4:829189bc [ 1348.104716][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.104756][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) ** 4 printk messages dropped ** [ 1348.105185][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) ** 8 printk messages dropped ** [ 1348.105854][ T32] r5:8481578c r4:84815400 ** 4 printk messages dropped ** [ 1348.106353][ T32] r4:857cb300 ** 5 printk messages dropped ** [ 1348.106700][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1348.107681][ T32] Call trace: ** 6 printk messages dropped ** [ 1348.108123][ T32] 9d40: 7f325000 e06bf000 8280c9b4 e08d9d9c e08d9da0 e08d9d70 80230ad4 80239bb0 ** 9 printk messages dropped ** [ 1348.108642][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1348.109004][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 11 printk messages dropped ** [ 1348.109853][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1348.110222][ T32] task:kworker/1:457 state:D stack:0 pid:6316 tgid:6316 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1348.131249][ T32] r5:858d5400 r4:829189bc [ 1348.131269][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 4 printk messages dropped ** [ 1348.131496][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1348.131743][ T32] r5:00001000 r4:ec9e7000 [ 1348.131774][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1348.131817][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.131857][ T32] r5:8592af8c r4:8592ac00 [ 1348.131876][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1348.131918][ T32] r7:ddde2d40 r6:83018200 r5:8592af8c r4:857cb380 [ 1348.131964][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1348.132012][ T32] r10:61c88647 r9:858d5400 r8:857cb3ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1348.132059][ T32] r4:857cb380 [ 1348.132082][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1348.132133][ T32] r10:00000000 r9:857cb380 r8:8027ecf4 r7:ecde1e60 r6:857e4400 r5:858d5400 [ 1348.132186][ T32] r4:00000001 [ 1348.132234][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.132276][ T32] Exception stack(0xecde9fb0 to 0xecde9ff8) [ 1348.132334][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1348.132367][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.132486][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.132518][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1348.132592][ T32] r4:85782500 [ 1348.133199][ T32] INFO: task kworker/1:457:6316 is blocked on a mutex likely owned by task kworker/0:315:3960. [ 1348.133240][ T32] task:kworker/0:315 state:R running task stack:0 pid:3960 tgid:3960 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.133340][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.133387][ T32] Call trace: [ 1348.133469][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1348.133539][ T32] r10:8280c9b4 r9:84b7bc00 r8:80200be4 r7:e08d9d54 r6:ffffffff r5:84b7bc00 [ 1348.133565][ T32] r4:00000000 [ 1348.133584][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.133670][ T32] Exception stack(0xe08d9d20 to 0xe08d9d68) [ 1348.133702][ T32] 9d20: b46ee000 e06bf000 00000001 80239b98 7f325000 00000001 82ac11c4 82ac05a0 [ 1348.133736][ T32] 9d40: 7f325000 e06bf000 8280c9b4 e08d9d9c e08d9da0 e08d9d70 80230ad4 80239bb0 [ 1348.133761][ T32] 9d60: 80050113 ffffffff [ 1348.133785][ T32] r5:80050113 r4:80239bb0 [ 1348.133821][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1348.133865][ T32] r4:82ac11e4 [ 1348.133937][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.133983][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08d9dc0 r5:e08d9e08 [ 1348.134004][ T32] r4:e08d9dc0 [ 1348.134024][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1348.134065][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9b40 [ 1348.134097][ T32] r4:00000000 [ 1348.134147][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1348.134252][ T32] r9:83018005 r8:84b7bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f09d000 [ 1348.134329][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1348.134374][ T32] r5:00001000 r4:e06eb000 [ 1348.134394][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1348.134433][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.134471][ T32] r5:8512438c r4:85124000 [ 1348.134490][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1348.134531][ T32] r7:dddced40 r6:83018000 r5:8512438c r4:84b0bd00 [ 1348.134551][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1348.134594][ T32] r10:61c88647 r9:84b7bc00 r8:84b0bd2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1348.134640][ T32] r4:84b0bd00 [ 1348.134663][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1348.134707][ T32] r10:00000000 r9:84b0bd00 r8:8027ecf4 r7:e08b1e60 r6:85024500 r5:84b7bc00 [ 1348.134730][ T32] r4:00000001 [ 1348.134798][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.134837][ T32] Exception stack(0xe08d9fb0 to 0xe08d9ff8) [ 1348.134864][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1348.134892][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.134917][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.134944][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1348.134983][ T32] r4:850d9a80 [ 1348.135007][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.135048][ T32] INFO: task kworker/1:458:6318 blocked for more than 474 seconds. [ 1348.135102][ T32] Not tainted 6.15.0-syzkaller #0 [ 1348.135234][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.135260][ T32] task:kworker/1:458 state:D stack:0 pid:6318 tgid:6318 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.135306][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.135418][ T32] Call trace: [ 1348.135451][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1348.135510][ T32] r10:829189c0 r9:ecdf1d84 r8:00000002 r7:60000113 r6:ecdf1d8c r5:858d0000 [ 1348.135535][ T32] r4:858d0000 [ 1348.135555][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1348.135594][ T32] r5:858d0000 r4:829189bc [ 1348.135638][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.135680][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) ** 1 printk messages dropped ** [ 1348.135747][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1348.136026][ T32] r9:83018205 r8:858d0000 r7:00000000 r6:83018200 r5:00001000 r4:7f1e1000 ** 6 printk messages dropped ** [ 1348.136301][ T32] r7:ddde2d40 r6:83018200 r5:8592b38c r4:857cb400 ** 9 printk messages dropped ** [ 1348.136712][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1348.137320][ T32] Workqueue: events bpf_prog_free_deferred ** 11 printk messages dropped ** [ 1348.137868][ T32] r4:82ac11e4 ** 2 printk messages dropped ** [ 1348.138043][ T32] r4:e08d9dc0 ** 6 printk messages dropped ** [ 1348.138430][ T32] r5:00001000 r4:e06eb000 ** 6 printk messages dropped ** [ 1348.138672][ T32] r10:61c88647 r9:84b7bc00 r8:84b0bd2c r7:82804d40 r6:dddced40 r5:dddced60 ** 10 printk messages dropped ** [ 1348.139080][ T32] r4:850d9a80 ** 4 printk messages dropped ** [ 1348.139229][ T32] task:kworker/1:459 state:D stack:0 pid:6331 tgid:6331 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1348.139713][ T32] r5:858cbc00 r4:829189bc ** 2 printk messages dropped ** [ 1348.139819][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ece11e08 ** 5 printk messages dropped ** [ 1348.140045][ T32] r4:00000000 [ 1348.140106][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1348.140150][ T32] r9:83018205 r8:858cbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f25f000 [ 1348.140199][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1348.140322][ T32] r5:00001000 r4:dfbdb000 [ 1348.140449][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1348.140491][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.174301][ T32] r5:8592bf8c r4:8592bc00 [ 1348.174402][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1348.174493][ T32] r7:ddde2d40 r6:83018200 r5:8592bf8c r4:857cb480 [ 1348.174520][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1348.174569][ T32] r10:61c88647 r9:858cbc00 r8:857cb4ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1348.174646][ T32] r4:857cb480 [ 1348.174670][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1348.174814][ T32] r10:00000000 r9:857cb480 r8:8027ecf4 r7:ecde1e60 r6:857cb500 r5:858cbc00 [ 1348.174840][ T32] r4:00000001 [ 1348.174860][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.174936][ T32] Exception stack(0xece11fb0 to 0xece11ff8) [ 1348.175048][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1348.175101][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.175159][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.175242][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1348.175365][ T32] r4:85782ec0 [ 1348.175892][ T32] INFO: task kworker/1:459:6331 is blocked on a mutex likely owned by task kworker/0:315:3960. [ 1348.175960][ T32] task:kworker/0:315 state:R running task stack:0 pid:3960 tgid:3960 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.176100][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.176162][ T32] Call trace: [ 1348.176222][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1348.176305][ T32] r10:8280c9b4 r9:84b7bc00 r8:80200be4 r7:e08d9d54 r6:ffffffff r5:84b7bc00 [ 1348.176333][ T32] r4:00000000 [ 1348.176353][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.176392][ T32] Exception stack(0xe08d9d20 to 0xe08d9d68) [ 1348.176446][ T32] 9d20: b4d3a000 e06bf000 00000001 80239b98 7f325000 00000001 82ac11c4 82ac05a0 [ 1348.176479][ T32] 9d40: 7f325000 e06bf000 8280c9b4 e08d9d9c e08d9da0 e08d9d70 80230ad4 80239bb0 [ 1348.176674][ T32] 9d60: 80050113 ffffffff [ 1348.176701][ T32] r5:80050113 r4:80239bb0 [ 1348.176721][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1348.176764][ T32] r4:82ac11e4 [ 1348.176785][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.176897][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08d9dc0 r5:e08d9e08 [ 1348.176923][ T32] r4:e08d9dc0 [ 1348.176983][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1348.177030][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9b40 [ 1348.177051][ T32] r4:00000000 [ 1348.177072][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1348.177124][ T32] r9:83018005 r8:84b7bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f09d000 [ 1348.177159][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1348.177205][ T32] r5:00001000 r4:e06eb000 [ 1348.177225][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1348.177393][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.177436][ T32] r5:8512438c r4:85124000 [ 1348.177466][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1348.177510][ T32] r7:dddced40 r6:83018000 r5:8512438c r4:84b0bd00 [ 1348.177530][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1348.177574][ T32] r10:61c88647 r9:84b7bc00 r8:84b0bd2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1348.177595][ T32] r4:84b0bd00 [ 1348.177612][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1348.177733][ T32] r10:00000000 r9:84b0bd00 r8:8027ecf4 r7:e08b1e60 r6:85024500 r5:84b7bc00 [ 1348.177764][ T32] r4:00000001 [ 1348.177784][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.177818][ T32] Exception stack(0xe08d9fb0 to 0xe08d9ff8) [ 1348.177845][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1348.177872][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.177897][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.177925][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1348.177947][ T32] r4:850d9a80 [ 1348.177968][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.177996][ T32] INFO: task kworker/1:460:6416 blocked for more than 474 seconds. ** 1 printk messages dropped ** [ 1348.178076][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 7 printk messages dropped ** [ 1348.178549][ T32] r5:858c9800 r4:829189bc [ 1348.178572][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.178612][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) ** 4 printk messages dropped ** [ 1348.178769][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) ** 7 printk messages dropped ** [ 1348.179317][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1348.179730][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1348.179935][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1348.191163][ T32] r10:8280c9b4 r9:84b7bc00 r8:80200be4 r7:e08d9d54 r6:ffffffff r5:84b7bc00 ** 10 printk messages dropped ** [ 1348.191585][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08d9dc0 r5:e08d9e08 [ 1348.191629][ T32] r4:e08d9dc0 [ 1348.191651][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1348.191714][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9b40 [ 1348.191740][ T32] r4:00000000 [ 1348.191780][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1348.191847][ T32] r9:83018005 r8:84b7bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f09d000 [ 1348.191872][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1348.191936][ T32] r5:00001000 r4:e06eb000 [ 1348.191999][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1348.192062][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.192110][ T32] r5:8512438c r4:85124000 [ 1348.192130][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1348.192194][ T32] r7:dddced40 r6:83018000 r5:8512438c r4:84b0bd00 [ 1348.192239][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1348.192308][ T32] r10:61c88647 r9:84b7bc00 r8:84b0bd2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1348.192333][ T32] r4:84b0bd00 [ 1348.192374][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1348.192422][ T32] r10:00000000 r9:84b0bd00 r8:8027ecf4 r7:e08b1e60 r6:85024500 r5:84b7bc00 [ 1348.192443][ T32] r4:00000001 [ 1348.192483][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.192520][ T32] Exception stack(0xe08d9fb0 to 0xe08d9ff8) [ 1348.192546][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1348.192583][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.192632][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.192685][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1348.192731][ T32] r4:850d9a80 [ 1348.192758][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.192786][ T32] INFO: task kworker/1:461:6418 blocked for more than 474 seconds. [ 1348.192840][ T32] Not tainted 6.15.0-syzkaller #0 [ 1348.192867][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.192908][ T32] task:kworker/1:461 state:D stack:0 pid:6418 tgid:6418 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.192970][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.193056][ T32] Call trace: [ 1348.193087][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1348.193137][ T32] r10:829189c0 r9:ecf21d84 r8:00000002 r7:60000113 r6:ecf21d8c r5:858c8000 [ 1348.193159][ T32] r4:858c8000 [ 1348.193178][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1348.193240][ T32] r5:858c8000 r4:829189bc [ 1348.193262][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.193310][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.193380][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecf21e08 [ 1348.193416][ T32] r4:00000000 [ 1348.193457][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1348.193519][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1348.193560][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1348.193600][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857c5e40 [ 1348.193643][ T32] r4:00000000 [ 1348.193686][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1348.193729][ T32] r9:83018205 r8:858c8000 r7:00000000 r6:83018200 r5:00001000 r4:7f265000 [ 1348.193749][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1348.193786][ T32] r5:00001000 r4:eb88f000 [ 1348.193806][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1348.193842][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.193879][ T32] r5:84815b8c r4:84815800 [ 1348.193897][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1348.193937][ T32] r7:ddde2d40 r6:83018200 r5:84815b8c r4:857cb680 [ 1348.193957][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1348.194000][ T32] r10:61c88647 r9:858c8000 r8:857cb6ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1348.194021][ T32] r4:857cb680 [ 1348.194038][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1348.194104][ T32] r10:00000000 r9:857cb680 r8:8027ecf4 r7:ecde1e60 r6:857cb700 r5:858c8000 [ 1348.194135][ T32] r4:00000001 [ 1348.194154][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.194210][ T32] Exception stack(0xecf21fb0 to 0xecf21ff8) [ 1348.194259][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1348.194972][ T32] task:kworker/0:315 state:R running task stack:0 pid:3960 tgid:3960 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 1348.195590][ T32] r5:80050113 r4:80239bb0 ** 4 printk messages dropped ** [ 1348.195789][ T32] r4:e08d9dc0 ** 6 printk messages dropped ** [ 1348.196071][ T32] r5:00001000 r4:e06eb000 ** 4 printk messages dropped ** [ 1348.196270][ T32] r7:dddced40 r6:83018000 r5:8512438c r4:84b0bd00 ** 7 printk messages dropped ** [ 1348.196509][ T32] Exception stack(0xe08d9fb0 to 0xe08d9ff8) ** 4 printk messages dropped ** [ 1348.196695][ T32] r4:850d9a80 [ 1348.196729][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.196781][ T32] INFO: task kworker/1:462:6421 blocked for more than 474 seconds. [ 1348.196813][ T32] Not tainted 6.15.0-syzkaller #0 [ 1348.196836][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.196856][ T32] task:kworker/1:462 state:D stack:0 pid:6421 tgid:6421 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.196918][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.196969][ T32] Call trace: [ 1348.197001][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1348.197045][ T32] r10:829189c0 r9:ecf09d84 r8:00000002 r7:60000113 r6:ecf09d8c r5:858c8c00 [ 1348.197115][ T32] r4:858c8c00 [ 1348.197139][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1348.197178][ T32] r5:858c8c00 r4:829189bc [ 1348.197216][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.197269][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.197316][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecf09e08 [ 1348.197337][ T32] r4:00000000 [ 1348.197384][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1348.197425][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1348.197484][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1348.197527][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857c5680 [ 1348.197575][ T32] r4:00000000 [ 1348.197598][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1348.197661][ T32] r9:83018205 r8:858c8c00 r7:00000000 r6:83018200 r5:00001000 r4:7f269000 [ 1348.197707][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1348.197768][ T32] r5:00001000 r4:ebb15000 [ 1348.197790][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1348.197850][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.197891][ T32] r5:8592c38c r4:8592c000 [ 1348.197909][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1348.197950][ T32] r7:ddde2d40 r6:83018200 r5:8592c38c r4:857cb780 [ 1348.197970][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1348.198035][ T32] r10:61c88647 r9:858c8c00 r8:857cb7ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1348.198070][ T32] r4:857cb780 [ 1348.198096][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1348.198163][ T32] r10:00000000 r9:857cb780 r8:8027ecf4 r7:ecde1e60 r6:857cb800 r5:858c8c00 [ 1348.198218][ T32] r4:00000001 [ 1348.198261][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.198302][ T32] Exception stack(0xecf09fb0 to 0xecf09ff8) [ 1348.198328][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1348.198376][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.198405][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.198433][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1348.198454][ T32] r4:857c5d80 [ 1348.198856][ T32] INFO: task kworker/1:462:6421 is blocked on a mutex likely owned by task kworker/0:315:3960. [ 1348.198892][ T32] task:kworker/0:315 state:R running task stack:0 pid:3960 tgid:3960 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.198973][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.199059][ T32] Call trace: [ 1348.199096][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1348.199217][ T32] r10:8280c9b4 r9:84b7bc00 r8:80200be4 r7:e08d9d54 r6:ffffffff r5:84b7bc00 [ 1348.199244][ T32] r4:00000000 [ 1348.199287][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.199329][ T32] Exception stack(0xe08d9d20 to 0xe08d9d68) [ 1348.199380][ T32] 9d20: b4d3a000 e06bf000 00000001 80239b98 7f325000 00000001 82ac11c4 82ac05a0 [ 1348.199411][ T32] 9d40: 7f325000 e06bf000 8280c9b4 e08d9d9c e08d9da0 e08d9d70 80230ad4 80239bb0 [ 1348.199454][ T32] 9d60: 80050113 ffffffff ** 2 printk messages dropped ** [ 1348.199563][ T32] r4:82ac11e4 ** 4 printk messages dropped ** [ 1348.199790][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9b40 [ 1348.199822][ T32] r4:00000000 [ 1348.199864][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1348.199909][ T32] r9:83018005 r8:84b7bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f09d000 [ 1348.199931][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1348.199972][ T32] r5:00001000 r4:e06eb000 [ 1348.199990][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1348.200027][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.200065][ T32] r5:8512438c r4:85124000 [ 1348.200150][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1348.200242][ T32] r7:dddced40 r6:83018000 r5:8512438c r4:84b0bd00 [ 1348.200286][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1348.200336][ T32] r10:61c88647 r9:84b7bc00 r8:84b0bd2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1348.200358][ T32] r4:84b0bd00 [ 1348.200398][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1348.200451][ T32] r10:00000000 r9:84b0bd00 r8:8027ecf4 r7:e08b1e60 r6:85024500 r5:84b7bc00 [ 1348.200472][ T32] r4:00000001 [ 1348.200490][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.227747][ T32] Exception stack(0xe08d9fb0 to 0xe08d9ff8) [ 1348.227884][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1348.227943][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.228003][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.228102][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1348.228203][ T32] r4:850d9a80 [ 1348.228286][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.228362][ T32] INFO: task kworker/1:463:6424 blocked for more than 474 seconds. [ 1348.228444][ T32] Not tainted 6.15.0-syzkaller #0 [ 1348.228507][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.228570][ T32] task:kworker/1:463 state:D stack:0 pid:6424 tgid:6424 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.228760][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.228945][ T32] Call trace: [ 1348.229025][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1348.229152][ T32] r10:829189c0 r9:ecea9d84 r8:00000002 r7:60000113 r6:ecea9d8c r5:857abc00 [ 1348.229205][ T32] r4:857abc00 [ 1348.229249][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1348.229384][ T32] r5:857abc00 r4:829189bc [ 1348.229452][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.229554][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.229720][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecea9e08 [ 1348.229788][ T32] r4:00000000 [ 1348.229838][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1348.229934][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1348.230060][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1348.230174][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857c5200 [ 1348.230233][ T32] r4:00000000 [ 1348.230295][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1348.230402][ T32] r9:83018205 r8:857abc00 r7:00000000 r6:83018200 r5:00001000 r4:7f26b000 [ 1348.230471][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1348.245904][ T32] r5:00001000 r4:ebbe5000 [ 1348.246086][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1348.246244][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1348.246512][ T32] r7:ddde2d40 r6:83018200 r5:8592c78c r4:857cb880 [ 1348.246610][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1348.246726][ T32] r10:61c88647 r9:857abc00 r8:857cb8ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1348.246784][ T32] r4:857cb880 [ 1348.246834][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1348.246935][ T32] r10:00000000 r9:857cb880 r8:8027ecf4 r7:ecf09e60 r6:857cb900 r5:857abc00 [ 1348.246989][ T32] r4:00000001 [ 1348.247055][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.247184][ T32] Exception stack(0xecea9fb0 to 0xecea9ff8) [ 1348.247255][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1348.247346][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.247419][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.247493][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1348.247547][ T32] r4:857c5e80 [ 1348.248518][ T32] INFO: task kworker/1:463:6424 is blocked on a mutex likely owned by task kworker/0:315:3960. [ 1348.248620][ T32] task:kworker/0:315 state:R running task stack:0 pid:3960 tgid:3960 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.248864][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.248978][ T32] Call trace: [ 1348.249057][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1348.249209][ T32] r10:8280c9b4 r9:84b7bc00 r8:80200be4 r7:e08d9d54 r6:ffffffff r5:84b7bc00 [ 1348.249272][ T32] r4:00000000 [ 1348.249339][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.249444][ T32] Exception stack(0xe08d9d20 to 0xe08d9d68) [ 1348.249526][ T32] 9d20: b5442000 e06bf000 00000001 80239b98 7f325000 00000001 82ac11c4 82ac05a0 [ 1348.249596][ T32] 9d40: 7f325000 e06bf000 8280c9b4 e08d9d9c e08d9da0 e08d9d70 80230ad4 80239bb0 [ 1348.249665][ T32] 9d60: 80050113 ffffffff [ 1348.249724][ T32] r5:80050113 r4:80239bb0 [ 1348.249787][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1348.249892][ T32] r4:82ac11e4 [ 1348.249944][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.250040][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08d9dc0 r5:e08d9e08 [ 1348.250145][ T32] r4:e08d9dc0 [ 1348.250227][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1348.250335][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9b40 [ 1348.250412][ T32] r4:00000000 [ 1348.250464][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1348.261630][ T32] r9:83018005 r8:84b7bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f09d000 [ 1348.261726][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1348.261858][ T32] r5:00001000 r4:e06eb000 [ 1348.261927][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1348.262028][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.262129][ T32] r5:8512438c r4:85124000 [ 1348.262211][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1348.262334][ T32] r7:dddced40 r6:83018000 r5:8512438c r4:84b0bd00 [ 1348.262422][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1348.262577][ T32] r10:61c88647 r9:84b7bc00 r8:84b0bd2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1348.262721][ T32] r4:84b0bd00 [ 1348.262831][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1348.262934][ T32] r10:00000000 r9:84b0bd00 r8:8027ecf4 r7:e08b1e60 r6:85024500 r5:84b7bc00 [ 1348.262988][ T32] r4:00000001 [ 1348.263040][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.263167][ T32] Exception stack(0xe08d9fb0 to 0xe08d9ff8) [ 1348.263243][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1348.263312][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.263404][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.263543][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1348.263615][ T32] r4:850d9a80 [ 1348.263738][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.263836][ T32] INFO: task kworker/1:464:6425 blocked for more than 474 seconds. [ 1348.263912][ T32] Not tainted 6.15.0-syzkaller #0 [ 1348.263971][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.264023][ T32] task:kworker/1:464 state:D stack:0 pid:6425 tgid:6425 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.264157][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.264282][ T32] Call trace: [ 1348.264364][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1348.264472][ T32] r10:829189c0 r9:ecf2dd84 r8:00000002 r7:60000113 r6:ecf2dd8c r5:85328000 [ 1348.264572][ T32] r4:85328000 [ 1348.264631][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1348.264774][ T32] r5:85328000 r4:829189bc [ 1348.264849][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.264964][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.265067][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecf2de08 [ 1348.265131][ T32] r4:00000000 [ 1348.265197][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1348.265293][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1348.265373][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1348.265452][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847cab40 [ 1348.265519][ T32] r4:00000000 [ 1348.265575][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1348.265660][ T32] r9:83018205 r8:85328000 r7:00000000 r6:83018200 r5:00001000 r4:7f26d000 [ 1348.265709][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1348.265804][ T32] r5:00001000 r4:ebcff000 [ 1348.265856][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1348.265936][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.266022][ T32] r5:8592cb8c r4:8592c800 [ 1348.266125][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1348.266232][ T32] r7:ddde2d40 r6:83018200 r5:8592cb8c r4:857cb980 ** 1 printk messages dropped ** [ 1348.266382][ T32] r10:61c88647 r9:85328000 r8:857cb9ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 3 printk messages dropped ** [ 1348.266649][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1348.266973][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.267039][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.267143][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1348.267205][ T32] r4:857c5880 [ 1348.268231][ T32] INFO: task kworker/1:464:6425 is blocked on a mutex likely owned by task kworker/0:315:3960. [ 1348.268332][ T32] task:kworker/0:315 state:R running task stack:0 pid:3960 tgid:3960 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.268505][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.268624][ T32] Call trace: [ 1348.268698][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1348.268831][ T32] r10:8280c9b4 r9:84b7bc00 r8:80200be4 r7:e08d9d54 r6:ffffffff r5:84b7bc00 [ 1348.268892][ T32] r4:00000000 [ 1348.268937][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.269027][ T32] Exception stack(0xe08d9d20 to 0xe08d9d68) [ 1348.269120][ T32] 9d20: b5442000 e06bf000 00000001 80239b98 7f325000 00000001 82ac11c4 82ac05a0 [ 1348.269191][ T32] 9d40: 7f325000 e06bf000 8280c9b4 e08d9d9c e08d9da0 e08d9d70 80230ad4 80239bb0 [ 1348.269287][ T32] 9d60: 80050113 ffffffff [ 1348.269354][ T32] r5:80050113 r4:80239bb0 [ 1348.269431][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1348.269555][ T32] r4:82ac11e4 [ 1348.269614][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.269712][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08d9dc0 r5:e08d9e08 [ 1348.269781][ T32] r4:e08d9dc0 [ 1348.269829][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1348.269939][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9b40 [ 1348.270004][ T32] r4:00000000 [ 1348.270047][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1348.270150][ T32] r9:83018005 r8:84b7bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f09d000 [ 1348.270199][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1348.270287][ T32] r5:00001000 r4:e06eb000 [ 1348.270351][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1348.270479][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.299964][ T32] r5:8512438c r4:85124000 [ 1348.300009][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1348.300081][ T32] r7:dddced40 r6:83018000 r5:8512438c r4:84b0bd00 [ 1348.300110][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1348.300157][ T32] r10:61c88647 r9:84b7bc00 r8:84b0bd2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1348.300180][ T32] r4:84b0bd00 [ 1348.300199][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1348.300279][ T32] r10:00000000 r9:84b0bd00 r8:8027ecf4 r7:e08b1e60 r6:85024500 r5:84b7bc00 [ 1348.300326][ T32] r4:00000001 [ 1348.300353][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.300411][ T32] Exception stack(0xe08d9fb0 to 0xe08d9ff8) [ 1348.300471][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1348.300553][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.301006][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.301047][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1348.301070][ T32] r4:850d9a80 [ 1348.301101][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.301133][ T32] INFO: task kworker/1:465:6428 blocked for more than 474 seconds. [ 1348.301166][ T32] Not tainted 6.15.0-syzkaller #0 [ 1348.301189][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.301210][ T32] task:kworker/1:465 state:D stack:0 pid:6428 tgid:6428 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.301295][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.301367][ T32] Call trace: [ 1348.301412][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1348.301470][ T32] r10:829189c0 r9:ecf39d84 r8:00000002 r7:60000013 r6:ecf39d8c r5:85328c00 [ 1348.301493][ T32] r4:85328c00 [ 1348.301511][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1348.301561][ T32] r5:85328c00 r4:829189bc [ 1348.301605][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.301657][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.301705][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecf39e08 [ 1348.301726][ T32] r4:00000000 [ 1348.301744][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1348.301781][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1348.301830][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1348.301875][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8576f740 [ 1348.301896][ T32] r4:00000000 [ 1348.301925][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1348.301992][ T32] r9:83018205 r8:85328c00 r7:00000000 r6:83018200 r5:00001000 r4:7f275000 [ 1348.302034][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1348.302076][ T32] r5:00001000 r4:ec817000 [ 1348.302112][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1348.302152][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.302189][ T32] r5:8592db8c r4:8592d800 [ 1348.302230][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1348.302278][ T32] r7:ddde2d40 r6:83018200 r5:8592db8c r4:857cba80 [ 1348.302299][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1348.302344][ T32] r10:61c88647 r9:85328c00 r8:857cbaac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1348.302365][ T32] r4:857cba80 [ 1348.302405][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1348.302473][ T32] r10:00000000 r9:857cba80 r8:8027ecf4 r7:ecf2de60 r6:857cbb00 r5:85328c00 [ 1348.302498][ T32] r4:00000001 [ 1348.302516][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.302562][ T32] Exception stack(0xecf39fb0 to 0xecf39ff8) [ 1348.302590][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1348.302640][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.302669][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.302696][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1348.302742][ T32] r4:8576f040 [ 1348.303566][ T32] INFO: task kworker/1:465:6428 is blocked on a mutex likely owned by task kworker/0:315:3960. [ 1348.303655][ T32] task:kworker/0:315 state:R running task stack:0 pid:3960 tgid:3960 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.303793][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.303893][ T32] Call trace: [ 1348.303966][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1348.304099][ T32] r10:8280c9b4 r9:84b7bc00 r8:80200be4 r7:e08d9d54 r6:ffffffff r5:84b7bc00 [ 1348.304157][ T32] r4:00000000 [ 1348.304216][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.304334][ T32] Exception stack(0xe08d9d20 to 0xe08d9d68) [ 1348.304439][ T32] 9d20: b56b3000 e06bf000 00000001 80239b98 7f325000 00000001 82ac11c4 82ac05a0 [ 1348.304521][ T32] 9d40: 7f325000 e06bf000 8280c9b4 e08d9d9c e08d9da0 e08d9d70 80230ad4 80239bb0 [ 1348.304617][ T32] 9d60: 80050113 ffffffff [ 1348.304674][ T32] r5:80050113 r4:80239bb0 [ 1348.304724][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1348.304823][ T32] r4:82ac11e4 [ 1348.304875][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.304994][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08d9dc0 r5:e08d9e08 [ 1348.305058][ T32] r4:e08d9dc0 [ 1348.305114][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1348.305290][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9b40 [ 1348.305372][ T32] r4:00000000 [ 1348.305435][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1348.305538][ T32] r9:83018005 r8:84b7bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f09d000 [ 1348.305596][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1348.305701][ T32] r5:00001000 r4:e06eb000 [ 1348.305750][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1348.305836][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.305916][ T32] r5:8512438c r4:85124000 [ 1348.306010][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1348.306121][ T32] r7:dddced40 r6:83018000 r5:8512438c r4:84b0bd00 [ 1348.306172][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1348.306299][ T32] r10:61c88647 r9:84b7bc00 r8:84b0bd2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1348.306383][ T32] r4:84b0bd00 [ 1348.306461][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1348.306572][ T32] r10:00000000 r9:84b0bd00 r8:8027ecf4 r7:e08b1e60 r6:85024500 r5:84b7bc00 [ 1348.306631][ T32] r4:00000001 [ 1348.306677][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.306755][ T32] Exception stack(0xe08d9fb0 to 0xe08d9ff8) [ 1348.306817][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1348.306904][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.306967][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.307049][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1348.307149][ T32] r4:850d9a80 [ 1348.307213][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.307274][ T32] INFO: task kworker/1:466:6429 blocked for more than 474 seconds. [ 1348.307337][ T32] Not tainted 6.15.0-syzkaller #0 [ 1348.307390][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.307434][ T32] task:kworker/1:466 state:D stack:0 pid:6429 tgid:6429 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.307535][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.307645][ T32] Call trace: [ 1348.307680][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1348.307748][ T32] r10:829189c0 r9:ecf51d84 r8:00000002 r7:60000113 r6:ecf51d8c r5:8532a400 [ 1348.307774][ T32] r4:8532a400 [ 1348.307793][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1348.307832][ T32] r5:8532a400 r4:829189bc [ 1348.307851][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.307891][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.307958][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecf51e08 [ 1348.308024][ T32] r4:00000000 [ 1348.308046][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1348.308086][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1348.308151][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1348.308216][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8451ce00 [ 1348.308241][ T32] r4:00000000 [ 1348.308260][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1348.308300][ T32] r9:83018205 r8:8532a400 r7:00000000 r6:83018200 r5:00001000 r4:7f26f000 [ 1348.308319][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1348.308380][ T32] r5:00001000 r4:ebdad000 [ 1348.308401][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1348.308462][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.308504][ T32] r5:8592cf8c r4:8592cc00 [ 1348.308522][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1348.308582][ T32] r7:ddde2d40 r6:83018200 r5:8592cf8c r4:857cbb80 [ 1348.308716][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1348.308844][ T32] r10:61c88647 r9:8532a400 r8:857cbbac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1348.308946][ T32] r4:857cbb80 [ 1348.308967][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1348.309052][ T32] r10:00000000 r9:857cbb80 r8:8027ecf4 r7:ecf39e60 r6:857cbc00 r5:8532a400 [ 1348.309089][ T32] r4:00000001 [ 1348.309114][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.309174][ T32] Exception stack(0xecf51fb0 to 0xecf51ff8) [ 1348.309224][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1348.309255][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.309293][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.309450][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1348.309496][ T32] r4:8576f180 [ 1348.309933][ T32] INFO: task kworker/1:466:6429 is blocked on a mutex likely owned by task kworker/0:315:3960. [ 1348.310037][ T32] task:kworker/0:315 state:R running task stack:0 pid:3960 tgid:3960 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.310146][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.310234][ T32] Call trace: [ 1348.310353][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1348.310402][ T32] r10:8280c9b4 r9:84b7bc00 r8:80200be4 r7:e08d9d54 r6:ffffffff r5:84b7bc00 [ 1348.310425][ T32] r4:00000000 [ 1348.310442][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.310480][ T32] Exception stack(0xe08d9d20 to 0xe08d9d68) [ 1348.310546][ T32] 9d20: b56b3000 e06bf000 00000001 80239b98 7f325000 00000001 82ac11c4 82ac05a0 [ 1348.338287][ T32] 9d40: 7f325000 e06bf000 8280c9b4 e08d9d9c e08d9da0 e08d9d70 80230ad4 80239bb0 [ 1348.338387][ T32] 9d60: 80050113 ffffffff [ 1348.338475][ T32] r5:80050113 r4:80239bb0 [ 1348.338540][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1348.338662][ T32] r4:82ac11e4 [ 1348.338720][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.338829][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08d9dc0 r5:e08d9e08 [ 1348.338884][ T32] r4:e08d9dc0 [ 1348.338945][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1348.339039][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9b40 [ 1348.339143][ T32] r4:00000000 [ 1348.339237][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1348.339347][ T32] r9:83018005 r8:84b7bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f09d000 [ 1348.339397][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1348.339493][ T32] r5:00001000 r4:e06eb000 [ 1348.339540][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1348.339642][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.339732][ T32] r5:8512438c r4:85124000 [ 1348.339782][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1348.339908][ T32] r7:dddced40 r6:83018000 r5:8512438c r4:84b0bd00 [ 1348.340034][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1348.340160][ T32] r10:61c88647 r9:84b7bc00 r8:84b0bd2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1348.340220][ T32] r4:84b0bd00 [ 1348.340293][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1348.340398][ T32] r10:00000000 r9:84b0bd00 r8:8027ecf4 r7:e08b1e60 r6:85024500 r5:84b7bc00 [ 1348.340466][ T32] r4:00000001 [ 1348.354776][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.354994][ T32] Exception stack(0xe08d9fb0 to 0xe08d9ff8) [ 1348.355072][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1348.355182][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.355267][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.355370][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1348.355435][ T32] r4:850d9a80 [ 1348.355525][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.355617][ T32] INFO: task kworker/1:467:6431 blocked for more than 474 seconds. [ 1348.355703][ T32] Not tainted 6.15.0-syzkaller #0 [ 1348.355761][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.355851][ T32] task:kworker/1:467 state:D stack:0 pid:6431 tgid:6431 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.355975][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.356109][ T32] Call trace: [ 1348.356188][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1348.356316][ T32] r10:829189c0 r9:ecf5dd84 r8:00000002 r7:60000113 r6:ecf5dd8c r5:8532b000 [ 1348.356392][ T32] r4:8532b000 [ 1348.356448][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1348.356535][ T32] r5:8532b000 r4:829189bc [ 1348.356588][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.356678][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.356774][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecf5de08 [ 1348.356823][ T32] r4:00000000 [ 1348.356865][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1348.356958][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1348.357102][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1348.357200][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8576f100 [ 1348.357276][ T32] r4:00000000 [ 1348.357347][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1348.357450][ T32] r9:83018205 r8:8532b000 r7:00000000 r6:83018200 r5:00001000 r4:7f271000 [ 1348.357502][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1348.357591][ T32] r5:00001000 r4:ec6d1000 [ 1348.357640][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1348.357721][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.357805][ T32] r5:8592d38c r4:8592d000 [ 1348.357850][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1348.357945][ T32] r7:ddde2d40 r6:83018200 r5:8592d38c r4:857cbc80 [ 1348.358005][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1348.358139][ T32] r10:61c88647 r9:8532b000 r8:857cbcac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1348.358201][ T32] r4:857cbc80 [ 1348.358252][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1348.358368][ T32] r10:00000000 r9:857cbc80 r8:8027ecf4 r7:ecf39e60 r6:857cbd00 r5:8532b000 [ 1348.358436][ T32] r4:00000001 [ 1348.358500][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.358587][ T32] Exception stack(0xecf5dfb0 to 0xecf5dff8) [ 1348.358650][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1348.358733][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.358796][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.358862][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1348.358932][ T32] r4:8576f180 [ 1348.359918][ T32] INFO: task kworker/1:467:6431 is blocked on a mutex likely owned by task kworker/0:315:3960. [ 1348.360026][ T32] task:kworker/0:315 state:R running task stack:0 pid:3960 tgid:3960 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.360250][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.360407][ T32] Call trace: [ 1348.360485][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1348.371577][ T32] r10:8280c9b4 r9:84b7bc00 r8:80200be4 r7:e08d9d54 r6:ffffffff r5:84b7bc00 [ 1348.371719][ T32] r4:00000000 [ 1348.371779][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.371911][ T32] Exception stack(0xe08d9d20 to 0xe08d9d68) [ 1348.371988][ T32] 9d20: b5ea1000 e06bf000 00000001 80239b98 7f325000 00000001 82ac11c4 82ac05a0 [ 1348.372077][ T32] 9d40: 7f325000 e06bf000 8280c9b4 e08d9d9c e08d9da0 e08d9d70 80230ad4 80239bb0 [ 1348.372174][ T32] 9d60: 80050113 ffffffff [ 1348.372268][ T32] r5:80050113 r4:80239bb0 [ 1348.372323][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) ** 6 printk messages dropped ** [ 1348.372922][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1348.373484][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.373592][ T32] r5:8512438c r4:85124000 [ 1348.373655][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1348.373767][ T32] r7:dddced40 r6:83018000 r5:8512438c r4:84b0bd00 [ 1348.373840][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1348.373945][ T32] r10:61c88647 r9:84b7bc00 r8:84b0bd2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1348.374016][ T32] r4:84b0bd00 [ 1348.374071][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1348.374209][ T32] r10:00000000 r9:84b0bd00 r8:8027ecf4 r7:e08b1e60 r6:85024500 r5:84b7bc00 [ 1348.374279][ T32] r4:00000001 [ 1348.374330][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.374413][ T32] Exception stack(0xe08d9fb0 to 0xe08d9ff8) [ 1348.374477][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1348.374564][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.374634][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.374726][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1348.374787][ T32] r4:850d9a80 [ 1348.374855][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.374952][ T32] INFO: task kworker/1:468:6433 blocked for more than 474 seconds. [ 1348.375030][ T32] Not tainted 6.15.0-syzkaller #0 [ 1348.375101][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.375192][ T32] task:kworker/1:468 state:D stack:0 pid:6433 tgid:6433 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.375345][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.375506][ T32] Call trace: [ 1348.375649][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1348.375757][ T32] r10:829189c0 r9:ecf69d84 r8:00000002 r7:60000013 r6:ecf69d8c r5:85329800 [ 1348.375825][ T32] r4:85329800 [ 1348.375877][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1348.375990][ T32] r5:85329800 r4:829189bc [ 1348.376046][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.376143][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.376265][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecf69e08 [ 1348.376326][ T32] r4:00000000 [ 1348.376374][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1348.376475][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1348.376565][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1348.376664][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8576f500 [ 1348.376716][ T32] r4:00000000 [ 1348.376761][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1348.376858][ T32] r9:83018205 r8:85329800 r7:00000000 r6:83018200 r5:00001000 r4:7f273000 [ 1348.376909][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1348.376995][ T32] r5:00001000 r4:ec7a3000 [ 1348.377100][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1348.377237][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.377333][ T32] r5:8592d78c r4:8592d400 [ 1348.377389][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1348.377487][ T32] r7:ddde2d40 r6:83018200 r5:8592d78c r4:857cbd80 [ 1348.377556][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1348.377692][ T32] r10:61c88647 r9:85329800 r8:857cbdac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1348.377752][ T32] r4:857cbd80 [ 1348.377802][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1348.377903][ T32] r10:00000000 r9:857cbd80 r8:8027ecf4 r7:ecf39e60 r6:857cbe00 r5:85329800 [ 1348.377956][ T32] r4:00000001 [ 1348.378019][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.378116][ T32] Exception stack(0xecf69fb0 to 0xecf69ff8) [ 1348.378198][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1348.378265][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.378329][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.378397][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1348.378448][ T32] r4:8576f040 [ 1348.379471][ T32] INFO: task kworker/1:468:6433 is blocked on a mutex likely owned by task kworker/0:315:3960. [ 1348.379582][ T32] task:kworker/0:315 state:R running task stack:0 pid:3960 tgid:3960 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.379765][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.379885][ T32] Call trace: [ 1348.379952][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) ** 3 printk messages dropped ** [ 1348.380304][ T32] Exception stack(0xe08d9d20 to 0xe08d9d68) ** 5 printk messages dropped ** [ 1348.409284][ T32] r4:82ac11e4 [ 1348.409337][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.409463][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08d9dc0 r5:e08d9e08 [ 1348.409534][ T32] r4:e08d9dc0 [ 1348.409585][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1348.409683][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9b40 [ 1348.409756][ T32] r4:00000000 [ 1348.409806][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1348.409899][ T32] r9:83018005 r8:84b7bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f09d000 [ 1348.409985][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1348.410153][ T32] r5:00001000 r4:e06eb000 [ 1348.410212][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1348.410315][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.410417][ T32] r5:8512438c r4:85124000 [ 1348.410464][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1348.425886][ T32] r7:dddced40 r6:83018000 r5:8512438c r4:84b0bd00 [ 1348.426037][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1348.426211][ T32] r10:61c88647 r9:84b7bc00 r8:84b0bd2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1348.426283][ T32] r4:84b0bd00 [ 1348.426331][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1348.426436][ T32] r10:00000000 r9:84b0bd00 r8:8027ecf4 r7:e08b1e60 r6:85024500 r5:84b7bc00 [ 1348.426504][ T32] r4:00000001 [ 1348.426565][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.426680][ T32] Exception stack(0xe08d9fb0 to 0xe08d9ff8) [ 1348.426757][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1348.426825][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.426904][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.426980][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1348.427083][ T32] r4:850d9a80 ** 2 printk messages dropped ** [ 1348.427327][ T32] Not tainted 6.15.0-syzkaller #0 ** 8 printk messages dropped ** [ 1348.428223][ T32] r5:85222400 r4:829189bc [ 1348.428276][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.428369][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) ** 3 printk messages dropped ** [ 1348.428710][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1348.429490][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1348.430228][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1348.441683][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1348.443439][ T32] Call trace: ** 6 printk messages dropped ** [ 1348.444079][ T32] 9d40: 7f325000 e06bf000 8280c9b4 e08d9d9c e08d9da0 e08d9d70 80230ad4 80239bb0 ** 3 printk messages dropped ** [ 1348.444369][ T32] r4:82ac11e4 [ 1348.444479][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.444604][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08d9dc0 r5:e08d9e08 [ 1348.444663][ T32] r4:e08d9dc0 [ 1348.444712][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1348.444803][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9b40 [ 1348.444855][ T32] r4:00000000 [ 1348.444897][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1348.444997][ T32] r9:83018005 r8:84b7bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f09d000 [ 1348.445100][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1348.445205][ T32] r5:00001000 r4:e06eb000 [ 1348.445260][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1348.445355][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.445457][ T32] r5:8512438c r4:85124000 [ 1348.445507][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1348.445603][ T32] r7:dddced40 r6:83018000 r5:8512438c r4:84b0bd00 [ 1348.445656][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1348.445768][ T32] r10:61c88647 r9:84b7bc00 r8:84b0bd2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1348.445820][ T32] r4:84b0bd00 [ 1348.445880][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1348.445976][ T32] r10:00000000 r9:84b0bd00 r8:8027ecf4 r7:e08b1e60 r6:85024500 r5:84b7bc00 [ 1348.446068][ T32] r4:00000001 [ 1348.446140][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.446278][ T32] Exception stack(0xe08d9fb0 to 0xe08d9ff8) [ 1348.446355][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1348.446421][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.446483][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.446545][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1348.446613][ T32] r4:850d9a80 [ 1348.446680][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.446751][ T32] INFO: task kworker/1:470:6437 blocked for more than 474 seconds. [ 1348.446819][ T32] Not tainted 6.15.0-syzkaller #0 [ 1348.446873][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.446924][ T32] task:kworker/1:470 state:D stack:0 pid:6437 tgid:6437 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.447043][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.447238][ T32] Call trace: [ 1348.447373][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1348.447482][ T32] r10:829189c0 r9:ecf89d84 r8:00000002 r7:60000013 r6:ecf89d8c r5:85223c00 [ 1348.447549][ T32] r4:85223c00 [ 1348.447614][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1348.447704][ T32] r5:85223c00 r4:829189bc [ 1348.447752][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.447856][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.447962][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecf89e08 [ 1348.448014][ T32] r4:00000000 [ 1348.448055][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1348.448145][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1348.448222][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1348.448346][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8576f980 [ 1348.448430][ T32] r4:00000000 [ 1348.448482][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1348.448578][ T32] r9:83018205 r8:85223c00 r7:00000000 r6:83018200 r5:00001000 r4:7f279000 [ 1348.448625][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1348.448712][ T32] r5:00001000 r4:ec903000 [ 1348.448774][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1348.448897][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.448995][ T32] r5:8592e38c r4:8592e000 [ 1348.449048][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1348.449155][ T32] r7:ddde2d40 r6:83018200 r5:8592e38c r4:857cbf00 ** 1 printk messages dropped ** [ 1348.449310][ T32] r10:61c88647 r9:85223c00 r8:857cbf2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 3 printk messages dropped ** [ 1348.449666][ T32] r4:00000001 ** 2 printk messages dropped ** [ 1348.449923][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1348.474642][ T32] INFO: task kworker/1:470:6437 is blocked on a mutex likely owned by task kworker/0:315:3960. ** 2 printk messages dropped ** [ 1348.475254][ T32] Call trace: ** 4 printk messages dropped ** [ 1348.475692][ T32] Exception stack(0xe08d9d20 to 0xe08d9d68) ** 2 printk messages dropped ** [ 1348.475906][ T32] 9d60: 80050113 ffffffff ** 2 printk messages dropped ** [ 1348.476124][ T32] r4:82ac11e4 ** 2 printk messages dropped ** [ 1348.476348][ T32] r4:e08d9dc0 ** 2 printk messages dropped ** [ 1348.476580][ T32] r4:00000000 ** 8 printk messages dropped ** [ 1348.477360][ T32] r7:dddced40 r6:83018000 r5:8512438c r4:84b0bd00 ** 7 printk messages dropped ** [ 1348.477931][ T32] Exception stack(0xe08d9fb0 to 0xe08d9ff8) ** 6 printk messages dropped ** [ 1348.478484][ T32] INFO: task kworker/1:471:6439 blocked for more than 474 seconds. ** 9 printk messages dropped ** [ 1348.479404][ T32] r5:85225400 r4:829189bc [ 1348.479466][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 1 printk messages dropped ** [ 1348.479655][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecf91e08 [ 1348.479706][ T32] r4:00000000 [ 1348.479781][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1348.479913][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1348.480003][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1348.480114][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8576fa80 [ 1348.480181][ T32] r4:00000000 [ 1348.480250][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1348.480346][ T32] r9:83018205 r8:85225400 r7:00000000 r6:83018200 r5:00001000 r4:7f27b000 [ 1348.480390][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1348.480470][ T32] r5:00001000 r4:ec97b000 [ 1348.480514][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1348.500262][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.500443][ T32] r5:8592e78c r4:8592e400 [ 1348.500497][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1348.501220][ T32] r7:ddde2d40 r6:83018200 r5:8592e78c r4:857cbf80 [ 1348.501306][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1348.501478][ T32] r10:61c88647 r9:85225400 r8:857cbfac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1348.501541][ T32] r4:857cbf80 [ 1348.501591][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1348.501710][ T32] r10:00000000 r9:857cbf80 r8:8027ecf4 r7:ecf89e60 r6:857e4600 r5:85225400 [ 1348.501771][ T32] r4:00000001 [ 1348.501820][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.501905][ T32] Exception stack(0xecf91fb0 to 0xecf91ff8) [ 1348.501975][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1348.502044][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.502117][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.502184][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1348.502235][ T32] r4:8576f780 [ 1348.503143][ T32] INFO: task kworker/1:471:6439 is blocked on a mutex likely owned by task kworker/0:315:3960. [ 1348.503259][ T32] task:kworker/0:315 state:R running task stack:0 pid:3960 tgid:3960 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.503419][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.503535][ T32] Call trace: [ 1348.503616][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1348.503753][ T32] r10:8280c9b4 r9:84b7bc00 r8:80200be4 r7:e08d9d54 r6:ffffffff r5:84b7bc00 [ 1348.503817][ T32] r4:00000000 [ 1348.503866][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.503967][ T32] Exception stack(0xe08d9d20 to 0xe08d9d68) [ 1348.504035][ T32] 9d20: b68ef000 e06bf000 00000001 80239b98 7f325000 00000001 82ac11c4 82ac05a0 [ 1348.504131][ T32] 9d40: 7f325000 e06bf000 8280c9b4 e08d9d9c e08d9da0 e08d9d70 80230ad4 80239bb0 [ 1348.504197][ T32] 9d60: 80050113 ffffffff [ 1348.504251][ T32] r5:80050113 r4:80239bb0 [ 1348.504300][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1348.504400][ T32] r4:82ac11e4 [ 1348.504463][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.504556][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08d9dc0 r5:e08d9e08 [ 1348.504605][ T32] r4:e08d9dc0 [ 1348.504649][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1348.504734][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9b40 [ 1348.504803][ T32] r4:00000000 [ 1348.504860][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1348.504960][ T32] r9:83018005 r8:84b7bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f09d000 [ 1348.505013][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1348.505122][ T32] r5:00001000 r4:e06eb000 [ 1348.505192][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1348.505284][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.505376][ T32] r5:8512438c r4:85124000 [ 1348.505421][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1348.505530][ T32] r7:dddced40 r6:83018000 r5:8512438c r4:84b0bd00 [ 1348.505620][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1348.505727][ T32] r10:61c88647 r9:84b7bc00 r8:84b0bd2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1348.505779][ T32] r4:84b0bd00 [ 1348.505825][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1348.505938][ T32] r10:00000000 r9:84b0bd00 r8:8027ecf4 r7:e08b1e60 r6:85024500 r5:84b7bc00 [ 1348.506002][ T32] r4:00000001 [ 1348.506047][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.506151][ T32] Exception stack(0xe08d9fb0 to 0xe08d9ff8) [ 1348.506216][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1348.506278][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.506337][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.506403][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1348.506456][ T32] r4:850d9a80 [ 1348.506504][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.506610][ T32] INFO: task kworker/1:472:6441 blocked for more than 474 seconds. [ 1348.506693][ T32] Not tainted 6.15.0-syzkaller #0 [ 1348.506753][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.506801][ T32] task:kworker/1:472 state:D stack:0 pid:6441 tgid:6441 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.506944][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.507035][ T32] Call trace: [ 1348.507140][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1348.507243][ T32] r10:829189c0 r9:ecf99d84 r8:00000002 r7:60000013 r6:ecf99d8c r5:85226c00 [ 1348.507290][ T32] r4:85226c00 [ 1348.507352][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1348.507442][ T32] r5:85226c00 r4:829189bc [ 1348.507485][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.507566][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.507664][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecf99e08 [ 1348.507743][ T32] r4:00000000 [ 1348.507833][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1348.507929][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1348.508012][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1348.508102][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8576fc00 [ 1348.508149][ T32] r4:00000000 [ 1348.508192][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1348.508301][ T32] r9:83018205 r8:85226c00 r7:00000000 r6:83018200 r5:00001000 r4:7f27d000 [ 1348.508357][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1348.508494][ T32] r5:00001000 r4:ec9b7000 [ 1348.508581][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) ** 6 printk messages dropped ** [ 1348.509186][ T32] r4:85776000 ** 6 printk messages dropped ** [ 1348.509693][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1348.542572][ T32] Call trace: ** 6 printk messages dropped ** [ 1348.542873][ T32] 9d40: 7f325000 e06bf000 8280c9b4 e08d9d9c e08d9da0 e08d9d70 80230ad4 80239bb0 ** 6 printk messages dropped ** [ 1348.543186][ T32] r4:e08d9dc0 ** 5 printk messages dropped ** [ 1348.543453][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 1348.543942][ T32] r4:84b0bd00 [ 1348.543986][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1348.544034][ T32] r10:00000000 r9:84b0bd00 r8:8027ecf4 r7:e08b1e60 r6:85024500 r5:84b7bc00 [ 1348.544083][ T32] r4:00000001 [ 1348.544110][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.544180][ T32] Exception stack(0xe08d9fb0 to 0xe08d9ff8) [ 1348.544232][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1348.544293][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.544321][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.544384][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1348.544408][ T32] r4:850d9a80 [ 1348.544431][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.544491][ T32] INFO: task kworker/1:473:6443 blocked for more than 474 seconds. [ 1348.544566][ T32] Not tainted 6.15.0-syzkaller #0 [ 1348.544593][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.544645][ T32] task:kworker/1:473 state:D stack:0 pid:6443 tgid:6443 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.544722][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.544797][ T32] Call trace: [ 1348.544831][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1348.544876][ T32] r10:829189c0 r9:ecfa1d84 r8:00000002 r7:60000113 r6:ecfa1d8c r5:85226000 [ 1348.544898][ T32] r4:85226000 [ 1348.544916][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1348.544981][ T32] r5:85226000 r4:829189bc [ 1348.545003][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.545067][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.545152][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecfa1e08 [ 1348.545177][ T32] r4:00000000 [ 1348.545196][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1348.545234][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1348.545269][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1348.545341][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8576fd00 [ 1348.545368][ T32] r4:00000000 [ 1348.545386][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1348.545426][ T32] r9:83018205 r8:85226000 r7:00000000 r6:83018200 r5:00001000 r4:7f27f000 [ 1348.545446][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1348.545483][ T32] r5:00001000 r4:ec9ef000 [ 1348.545535][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1348.545608][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.545648][ T32] r5:8592ef8c r4:8592ec00 [ 1348.545670][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1348.545713][ T32] r7:ddde2d40 r6:83018200 r5:8592ef8c r4:85776080 [ 1348.545761][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1348.545808][ T32] r10:61c88647 r9:85226000 r8:857760ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1348.545842][ T32] r4:85776080 [ 1348.545863][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1348.545905][ T32] r10:00000000 r9:85776080 r8:8027ecf4 r7:ecf99e60 r6:857e4700 r5:85226000 [ 1348.545962][ T32] r4:00000001 [ 1348.545995][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.546054][ T32] Exception stack(0xecfa1fb0 to 0xecfa1ff8) ** 2 printk messages dropped ** [ 1348.546202][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1348.547187][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1348.547483][ T32] r5:80050113 r4:80239bb0 ** 4 printk messages dropped ** [ 1348.547624][ T32] r4:e08d9dc0 ** 6 printk messages dropped ** [ 1348.547973][ T32] r5:00001000 r4:e06eb000 ** 4 printk messages dropped ** [ 1348.548221][ T32] r7:dddced40 r6:83018000 r5:8512438c r4:84b0bd00 ** 8 printk messages dropped ** [ 1348.548524][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1348.548741][ T32] task:kworker/1:474 state:D stack:0 pid:6444 tgid:6444 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1348.549085][ T32] r5:85223000 r4:829189bc [ 1348.549115][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 6 printk messages dropped ** [ 1348.549352][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8576ff80 ** 6 printk messages dropped ** [ 1348.549559][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1348.549854][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1348.550006][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1348.566704][ T32] r10:8280c9b4 r9:84b7bc00 r8:80200be4 r7:e08d9d54 r6:ffffffff r5:84b7bc00 ** 11 printk messages dropped ** [ 1348.567400][ T32] r4:e08d9dc0 ** 4 printk messages dropped ** [ 1348.567541][ T32] r9:83018005 r8:84b7bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f09d000 [ 1348.567561][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1348.567613][ T32] r5:00001000 r4:e06eb000 [ 1348.567636][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1348.567675][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.567745][ T32] r5:8512438c r4:85124000 [ 1348.567770][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1348.567814][ T32] r7:dddced40 r6:83018000 r5:8512438c r4:84b0bd00 [ 1348.567873][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1348.567957][ T32] r10:61c88647 r9:84b7bc00 r8:84b0bd2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1348.567981][ T32] r4:84b0bd00 [ 1348.568031][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1348.568116][ T32] r10:00000000 r9:84b0bd00 r8:8027ecf4 r7:e08b1e60 r6:85024500 r5:84b7bc00 [ 1348.568176][ T32] r4:00000001 [ 1348.568228][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.568265][ T32] Exception stack(0xe08d9fb0 to 0xe08d9ff8) [ 1348.568304][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1348.568335][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.568406][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.568520][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1348.568552][ T32] r4:850d9a80 [ 1348.568577][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.568629][ T32] INFO: task kworker/1:475:6446 blocked for more than 475 seconds. [ 1348.568665][ T32] Not tainted 6.15.0-syzkaller #0 [ 1348.568690][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.568722][ T32] task:kworker/1:475 state:D stack:0 pid:6446 tgid:6446 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.568794][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.568847][ T32] Call trace: [ 1348.568903][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1348.568970][ T32] r10:829189c0 r9:ecfadd84 r8:00000002 r7:60000013 r6:ecfadd8c r5:85224800 [ 1348.568996][ T32] r4:85224800 [ 1348.569046][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1348.569094][ T32] r5:85224800 r4:829189bc [ 1348.569136][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.569179][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.569245][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecfade08 [ 1348.569292][ T32] r4:00000000 [ 1348.569338][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1348.569383][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1348.569440][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1348.569506][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8576fd40 [ 1348.569574][ T32] r4:00000000 [ 1348.569596][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1348.569660][ T32] r9:83018205 r8:85224800 r7:00000000 r6:83018200 r5:00001000 r4:7f281000 [ 1348.569683][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1348.569741][ T32] r5:00001000 r4:eca5f000 [ 1348.569773][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1348.569813][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.569850][ T32] r5:8592f38c r4:8592f000 [ 1348.569928][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1348.569981][ T32] r7:ddde2d40 r6:83018200 r5:8592f38c r4:85776180 [ 1348.570005][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1348.570050][ T32] r10:61c88647 r9:85224800 r8:857761ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1348.570100][ T32] r4:85776180 [ 1348.570136][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1348.570181][ T32] r10:00000000 r9:85776180 r8:8027ecf4 r7:ecfa5e60 r6:857e4800 r5:85224800 ** 4 printk messages dropped ** [ 1348.570392][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1348.584972][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1348.585275][ T32] 9d60: 80050113 ffffffff ** 5 printk messages dropped ** [ 1348.585613][ T32] r4:e08d9dc0 ** 6 printk messages dropped ** [ 1348.585929][ T32] r5:00001000 r4:e06eb000 ** 6 printk messages dropped ** [ 1348.586197][ T32] r10:61c88647 r9:84b7bc00 r8:84b0bd2c r7:82804d40 r6:dddced40 r5:dddced60 ** 9 printk messages dropped ** [ 1348.586660][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 9 printk messages dropped ** [ 1348.587135][ T32] r10:829189c0 r9:ecfb5d84 r8:00000002 r7:60000113 r6:ecfb5d8c r5:85221800 ** 2 printk messages dropped ** [ 1348.587297][ T32] r5:85221800 r4:829189bc [ 1348.587361][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 1 printk messages dropped ** [ 1348.587482][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecfb5e08 ** 4 printk messages dropped ** [ 1348.587715][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8576ffc0 ** 6 printk messages dropped ** [ 1348.587981][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1348.588159][ T32] r7:ddde2d40 r6:83018200 r5:8592f78c r4:85776200 ** 1 printk messages dropped ** [ 1348.588229][ T32] r10:61c88647 r9:85221800 r8:8577622c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1348.588251][ T32] r4:85776200 [ 1348.588269][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1348.588311][ T32] r10:00000000 r9:85776200 r8:8027ecf4 r7:ecfa5e60 r6:857e4880 r5:85221800 [ 1348.588333][ T32] r4:00000001 [ 1348.588352][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.588418][ T32] Exception stack(0xecfb5fb0 to 0xecfb5ff8) [ 1348.588479][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1348.588542][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.588572][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.588606][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1348.588659][ T32] r4:8576fc80 [ 1348.589039][ T32] INFO: task kworker/1:476:6448 is blocked on a mutex likely owned by task kworker/0:315:3960. [ 1348.589074][ T32] task:kworker/0:315 state:R running task stack:0 pid:3960 tgid:3960 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.589172][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.589219][ T32] Call trace: [ 1348.589248][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1348.589297][ T32] r10:8280c9b4 r9:84b7bc00 r8:80200be4 r7:e08d9d54 r6:ffffffff r5:84b7bc00 [ 1348.589319][ T32] r4:00000000 [ 1348.589338][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.589412][ T32] Exception stack(0xe08d9d20 to 0xe08d9d68) [ 1348.589475][ T32] 9d20: b78d9000 e06bf000 00000001 80239b98 7f325000 00000001 82ac11c4 82ac05a0 [ 1348.589520][ T32] 9d40: 7f325000 e06bf000 8280c9b4 e08d9d9c e08d9da0 e08d9d70 80230ad4 80239bb0 [ 1348.589545][ T32] 9d60: 80050113 ffffffff [ 1348.589568][ T32] r5:80050113 r4:80239bb0 [ 1348.589587][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1348.589628][ T32] r4:82ac11e4 [ 1348.589648][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.589688][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08d9dc0 r5:e08d9e08 [ 1348.589709][ T32] r4:e08d9dc0 [ 1348.589767][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1348.589842][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9b40 [ 1348.589867][ T32] r4:00000000 [ 1348.589885][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1348.589959][ T32] r9:83018005 r8:84b7bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f09d000 [ 1348.590017][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1348.590062][ T32] r5:00001000 r4:e06eb000 [ 1348.590081][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1348.590125][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.590163][ T32] r5:8512438c r4:85124000 [ 1348.590182][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1348.590223][ T32] r7:dddced40 r6:83018000 r5:8512438c r4:84b0bd00 [ 1348.590264][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1348.590311][ T32] r10:61c88647 r9:84b7bc00 r8:84b0bd2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1348.590348][ T32] r4:84b0bd00 [ 1348.590369][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1348.590448][ T32] r10:00000000 r9:84b0bd00 r8:8027ecf4 r7:e08b1e60 r6:85024500 r5:84b7bc00 [ 1348.590487][ T32] r4:00000001 [ 1348.615989][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.616123][ T32] Exception stack(0xe08d9fb0 to 0xe08d9ff8) [ 1348.616193][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1348.616227][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.616283][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.616317][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1348.616341][ T32] r4:850d9a80 [ 1348.616367][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.616409][ T32] INFO: task kworker/1:477:6450 blocked for more than 475 seconds. [ 1348.616475][ T32] Not tainted 6.15.0-syzkaller #0 [ 1348.616532][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.616555][ T32] task:kworker/1:477 state:D stack:0 pid:6450 tgid:6450 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.616653][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.616701][ T32] Call trace: [ 1348.616731][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1348.616781][ T32] r10:829189c0 r9:ecfbdd84 r8:00000002 r7:60000013 r6:ecfbdd8c r5:85220000 [ 1348.616832][ T32] r4:85220000 [ 1348.616855][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1348.616897][ T32] r5:85220000 r4:829189bc [ 1348.616916][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.616954][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.616998][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecfbde08 [ 1348.617050][ T32] r4:00000000 [ 1348.617072][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1348.617117][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1348.617156][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1348.617195][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857e3580 [ 1348.617281][ T32] r4:00000000 [ 1348.617330][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1348.617459][ T32] r9:83018205 r8:85220000 r7:00000000 r6:83018200 r5:00001000 r4:7f28d000 [ 1348.617483][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1348.617589][ T32] r5:00001000 r4:ecd25000 [ 1348.617669][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1348.617712][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.617781][ T32] r5:85934b8c r4:85934800 [ 1348.617803][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1348.617847][ T32] r7:ddde2d40 r6:83018200 r5:85934b8c r4:85776300 [ 1348.617868][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1348.617943][ T32] r10:61c88647 r9:85220000 r8:8577632c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1348.617997][ T32] r4:85776300 [ 1348.618019][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1348.618063][ T32] r10:00000000 r9:85776300 r8:8027ecf4 r7:ecfa5e60 r6:857e4900 r5:85220000 [ 1348.618113][ T32] r4:00000001 [ 1348.618135][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.618169][ T32] Exception stack(0xecfbdfb0 to 0xecfbdff8) [ 1348.618225][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1348.618285][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.618314][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.618360][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1348.618384][ T32] r4:857e1800 [ 1348.618942][ T32] INFO: task kworker/1:477:6450 is blocked on a mutex likely owned by task kworker/0:315:3960. [ 1348.618983][ T32] task:kworker/0:315 state:R running task stack:0 pid:3960 tgid:3960 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.619041][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.619156][ T32] Call trace: [ 1348.619191][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1348.619242][ T32] r10:8280c9b4 r9:84b7bc00 r8:80200be4 r7:e08d9d54 r6:ffffffff r5:84b7bc00 [ 1348.619295][ T32] r4:00000000 [ 1348.619318][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.619364][ T32] Exception stack(0xe08d9d20 to 0xe08d9d68) [ 1348.619422][ T32] 9d20: b815e000 e06bf000 00000001 80239b98 7f325000 00000001 82ac11c4 82ac05a0 [ 1348.619483][ T32] 9d40: 7f325000 e06bf000 8280c9b4 e08d9d9c e08d9da0 e08d9d70 80230ad4 80239bb0 [ 1348.619520][ T32] 9d60: 80050113 ffffffff [ 1348.619545][ T32] r5:80050113 r4:80239bb0 [ 1348.619566][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1348.619608][ T32] r4:82ac11e4 [ 1348.619627][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.619667][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08d9dc0 r5:e08d9e08 [ 1348.619688][ T32] r4:e08d9dc0 [ 1348.619747][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1348.619791][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9b40 [ 1348.619843][ T32] r4:00000000 [ 1348.619864][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1348.619905][ T32] r9:83018005 r8:84b7bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f09d000 [ 1348.619956][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1348.620012][ T32] r5:00001000 r4:e06eb000 [ 1348.620033][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1348.620073][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.620115][ T32] r5:8512438c r4:85124000 [ 1348.620166][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1348.620213][ T32] r7:dddced40 r6:83018000 r5:8512438c r4:84b0bd00 [ 1348.620232][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1348.620277][ T32] r10:61c88647 r9:84b7bc00 r8:84b0bd2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1348.620328][ T32] r4:84b0bd00 ** 4 printk messages dropped ** [ 1348.629137][ T32] Exception stack(0xe08d9fb0 to 0xe08d9ff8) ** 7 printk messages dropped ** [ 1348.629482][ T32] Not tainted 6.15.0-syzkaller #0 ** 8 printk messages dropped ** [ 1348.629896][ T32] r5:85338c00 r4:829189bc [ 1348.629916][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1348.630058][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1348.630332][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1348.635321][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1348.635736][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1348.635913][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1348.636858][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1348.637033][ T32] 9d60: 80050113 ffffffff ** 2 printk messages dropped ** [ 1348.637175][ T32] r4:82ac11e4 ** 2 printk messages dropped ** [ 1348.637276][ T32] r4:e08d9dc0 ** 1 printk messages dropped ** [ 1348.637336][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9b40 ** 4 printk messages dropped ** [ 1348.637477][ T32] r5:00001000 r4:e06eb000 ** 2 printk messages dropped ** [ 1348.637607][ T32] r5:8512438c r4:85124000 ** 1 printk messages dropped ** [ 1348.637694][ T32] r7:dddced40 r6:83018000 r5:8512438c r4:84b0bd00 ** 7 printk messages dropped ** [ 1348.637960][ T32] Exception stack(0xe08d9fb0 to 0xe08d9ff8) ** 6 printk messages dropped ** [ 1348.638323][ T32] INFO: task kworker/1:479:6454 blocked for more than 475 seconds. ** 8 printk messages dropped ** [ 1348.638806][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1348.638878][ T32] r5:8532c800 r4:829189bc [ 1348.638959][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.639002][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.639100][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eced1e08 [ 1348.639166][ T32] r4:00000000 [ 1348.639221][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1348.639264][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1348.639299][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1348.639339][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857e32c0 [ 1348.639369][ T32] r4:00000000 [ 1348.639400][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1348.639445][ T32] r9:83018205 r8:8532c800 r7:00000000 r6:83018200 r5:00001000 r4:7f289000 [ 1348.639488][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1348.639566][ T32] r5:00001000 r4:eccf3000 [ 1348.639621][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1348.639692][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.639756][ T32] r5:8593438c r4:85934000 [ 1348.639790][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1348.639835][ T32] r7:ddde2d40 r6:83018200 r5:8593438c r4:85776380 [ 1348.639855][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1348.639927][ T32] r10:61c88647 r9:8532c800 r8:857763ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1348.639973][ T32] r4:85776380 [ 1348.640025][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1348.640070][ T32] r10:00000000 r9:85776380 r8:8027ecf4 r7:ecfbde60 r6:85776400 r5:8532c800 [ 1348.640096][ T32] r4:00000001 [ 1348.640117][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.640173][ T32] Exception stack(0xeced1fb0 to 0xeced1ff8) [ 1348.640202][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1348.640229][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.640254][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.640281][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1348.640302][ T32] r4:857e3200 [ 1348.653653][ T32] INFO: task kworker/1:479:6454 is blocked on a mutex likely owned by task kworker/0:315:3960. [ 1348.653747][ T32] task:kworker/0:315 state:R running task stack:0 pid:3960 tgid:3960 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.653958][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.654050][ T32] Call trace: [ 1348.654087][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1348.654153][ T32] r10:8280c9b4 r9:84b7bc00 r8:80200be4 r7:e08d9d54 r6:ffffffff r5:84b7bc00 [ 1348.654177][ T32] r4:00000000 [ 1348.654197][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.654235][ T32] Exception stack(0xe08d9d20 to 0xe08d9d68) [ 1348.654265][ T32] 9d20: b89c6000 e06bf000 00000001 80239b98 7f325000 00000001 82ac11c4 82ac05a0 [ 1348.654329][ T32] 9d40: 7f325000 e06bf000 8280c9b4 e08d9d9c e08d9da0 e08d9d70 80230ad4 80239bb0 [ 1348.654381][ T32] 9d60: 80050113 ffffffff [ 1348.654412][ T32] r5:80050113 r4:80239bb0 [ 1348.654431][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1348.654508][ T32] r4:82ac11e4 [ 1348.654573][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.654649][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08d9dc0 r5:e08d9e08 [ 1348.654675][ T32] r4:e08d9dc0 [ 1348.654717][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1348.654785][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9b40 [ 1348.654839][ T32] r4:00000000 [ 1348.654872][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1348.654919][ T32] r9:83018005 r8:84b7bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f09d000 [ 1348.654940][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1348.654979][ T32] r5:00001000 r4:e06eb000 [ 1348.655017][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1348.655106][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.655180][ T32] r5:8512438c r4:85124000 [ 1348.655238][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1348.655288][ T32] r7:dddced40 r6:83018000 r5:8512438c r4:84b0bd00 [ 1348.655353][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1348.655434][ T32] r10:61c88647 r9:84b7bc00 r8:84b0bd2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1348.655459][ T32] r4:84b0bd00 [ 1348.655478][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1348.655522][ T32] r10:00000000 r9:84b0bd00 r8:8027ecf4 r7:e08b1e60 r6:85024500 r5:84b7bc00 [ 1348.655543][ T32] r4:00000001 [ 1348.655576][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.655613][ T32] Exception stack(0xe08d9fb0 to 0xe08d9ff8) [ 1348.655650][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1348.655680][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.655745][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.655808][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1348.655863][ T32] r4:850d9a80 [ 1348.655903][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.655966][ T32] INFO: task kworker/1:480:6457 blocked for more than 475 seconds. [ 1348.656018][ T32] Not tainted 6.15.0-syzkaller #0 [ 1348.656070][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.656146][ T32] task:kworker/1:480 state:D stack:0 pid:6457 tgid:6457 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.656254][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.656330][ T32] Call trace: [ 1348.656375][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1348.656422][ T32] r10:829189c0 r9:ecfc9d84 r8:00000002 r7:60000013 r6:ecfc9d8c r5:8532d400 [ 1348.656445][ T32] r4:8532d400 [ 1348.656465][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1348.656503][ T32] r5:8532d400 r4:829189bc [ 1348.656553][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.656626][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.656675][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecfc9e08 [ 1348.656732][ T32] r4:00000000 [ 1348.656754][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1348.656807][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1348.656846][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1348.656918][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857e3440 [ 1348.656955][ T32] r4:00000000 [ 1348.657031][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1348.657085][ T32] r9:83018205 r8:8532d400 r7:00000000 r6:83018200 r5:00001000 r4:7f28b000 [ 1348.657113][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1348.657189][ T32] r5:00001000 r4:ecd0d000 [ 1348.657230][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1348.657322][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.657365][ T32] r5:8593478c r4:85934400 [ 1348.657384][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1348.657424][ T32] r7:ddde2d40 r6:83018200 r5:8593478c r4:85776480 [ 1348.657482][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1348.657552][ T32] r10:61c88647 r9:8532d400 r8:857764ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1348.657577][ T32] r4:85776480 [ 1348.657635][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1348.657680][ T32] r10:00000000 r9:85776480 r8:8027ecf4 r7:ecfbde60 r6:85776500 r5:8532d400 [ 1348.657730][ T32] r4:00000001 [ 1348.657751][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.657788][ T32] Exception stack(0xecfc9fb0 to 0xecfc9ff8) [ 1348.657814][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1348.657874][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.657903][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.657930][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1348.657952][ T32] r4:857e3240 [ 1348.658427][ T32] INFO: task kworker/1:480:6457 is blocked on a mutex likely owned by task kworker/0:315:3960. [ 1348.658495][ T32] task:kworker/0:315 state:R running task stack:0 pid:3960 tgid:3960 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.658584][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.658655][ T32] Call trace: [ 1348.658710][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1348.658793][ T32] r10:8280c9b4 r9:84b7bc00 r8:80200be4 r7:e08d9d54 r6:ffffffff r5:84b7bc00 [ 1348.658831][ T32] r4:00000000 [ 1348.658887][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.658928][ T32] Exception stack(0xe08d9d20 to 0xe08d9d68) [ 1348.658989][ T32] 9d20: b89c6000 e06bf000 00000001 80239b98 7f325000 00000001 82ac11c4 82ac05a0 [ 1348.659023][ T32] 9d40: 7f325000 e06bf000 8280c9b4 e08d9d9c e08d9da0 e08d9d70 80230ad4 80239bb0 [ 1348.659079][ T32] 9d60: 80050113 ffffffff [ 1348.659142][ T32] r5:80050113 r4:80239bb0 [ 1348.659167][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1348.659209][ T32] r4:82ac11e4 [ 1348.659229][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.659299][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08d9dc0 r5:e08d9e08 [ 1348.659362][ T32] r4:e08d9dc0 [ 1348.659384][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1348.659453][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9b40 [ 1348.659496][ T32] r4:00000000 [ 1348.659553][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1348.659596][ T32] r9:83018005 r8:84b7bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f09d000 [ 1348.659616][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1348.659691][ T32] r5:00001000 r4:e06eb000 ** 2 printk messages dropped ** [ 1348.659807][ T32] r5:8512438c r4:85124000 ** 1 printk messages dropped ** [ 1348.659930][ T32] r7:dddced40 r6:83018000 r5:8512438c r4:84b0bd00 ** 3 printk messages dropped ** [ 1348.660103][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) ** 5 printk messages dropped ** [ 1348.660388][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1348.683496][ T32] INFO: task kworker/1:481:6458 blocked for more than 475 seconds. ** 3 printk messages dropped ** [ 1348.683721][ T32] Workqueue: events bpf_prog_free_deferred ** 4 printk messages dropped ** [ 1348.684027][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1348.684071][ T32] r5:8532e000 r4:829189bc [ 1348.684133][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.684178][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.684223][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecf8de08 [ 1348.684245][ T32] r4:00000000 [ 1348.684264][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1348.684300][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1348.684370][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1348.684478][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857e38c0 [ 1348.684504][ T32] r4:00000000 [ 1348.684523][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1348.684575][ T32] r9:83018205 r8:8532e000 r7:00000000 r6:83018200 r5:00001000 r4:7f291000 [ 1348.684600][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1348.684640][ T32] r5:00001000 r4:ecd59000 [ 1348.684681][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1348.684723][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.684783][ T32] r5:8593538c r4:85935000 [ 1348.684816][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1348.684862][ T32] r7:ddde2d40 r6:83018200 r5:8593538c r4:85776580 [ 1348.684883][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1348.684926][ T32] r10:61c88647 r9:8532e000 r8:857765ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1348.684948][ T32] r4:85776580 [ 1348.684966][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1348.685009][ T32] r10:00000000 r9:85776580 r8:8027ecf4 r7:ecfbde60 r6:85776600 r5:8532e000 [ 1348.685030][ T32] r4:00000001 [ 1348.685072][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.685119][ T32] Exception stack(0xecf8dfb0 to 0xecf8dff8) [ 1348.685177][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1348.685210][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.685236][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.685264][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1348.685285][ T32] r4:857e3240 [ 1348.685858][ T32] INFO: task kworker/1:481:6458 is blocked on a mutex likely owned by task kworker/0:315:3960. [ 1348.685901][ T32] task:kworker/0:315 state:R running task stack:0 pid:3960 tgid:3960 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.685973][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.686035][ T32] Call trace: [ 1348.686095][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1348.686154][ T32] r10:8280c9b4 r9:84b7bc00 r8:80200be4 r7:e08d9d54 r6:ffffffff r5:84b7bc00 [ 1348.686202][ T32] r4:00000000 [ 1348.686224][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.686265][ T32] Exception stack(0xe08d9d20 to 0xe08d9d68) [ 1348.686293][ T32] 9d20: b8e68000 e06bf000 00000001 80239b98 7f325000 00000001 82ac11c4 82ac05a0 [ 1348.686321][ T32] 9d40: 7f325000 e06bf000 8280c9b4 e08d9d9c e08d9da0 e08d9d70 80230ad4 80239bb0 [ 1348.686348][ T32] 9d60: 80050113 ffffffff [ 1348.686371][ T32] r5:80050113 r4:80239bb0 [ 1348.686390][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1348.686430][ T32] r4:82ac11e4 [ 1348.686449][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.686509][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08d9dc0 r5:e08d9e08 [ 1348.686535][ T32] r4:e08d9dc0 [ 1348.686554][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1348.686595][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9b40 [ 1348.686640][ T32] r4:00000000 [ 1348.686662][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1348.686704][ T32] r9:83018005 r8:84b7bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f09d000 [ 1348.686747][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1348.686794][ T32] r5:00001000 r4:e06eb000 [ 1348.686815][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1348.686853][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.686890][ T32] r5:8512438c r4:85124000 [ 1348.686911][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) ** 7 printk messages dropped ** [ 1348.687227][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 7 printk messages dropped ** [ 1348.687573][ T32] INFO: task kworker/1:482:6461 blocked for more than 475 seconds. ** 6 printk messages dropped ** [ 1348.687998][ T32] r10:829189c0 r9:ecfd1d84 r8:00000002 r7:60000113 r6:ecfd1d8c r5:8532ec00 ** 2 printk messages dropped ** [ 1348.688136][ T32] r5:8532ec00 r4:829189bc [ 1348.688155][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.688193][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.688237][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecfd1e08 [ 1348.688282][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1348.688369][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) ** 5 printk messages dropped ** [ 1348.688659][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 1348.688757][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1348.689072][ T32] r10:00000000 r9:85776680 r8:8027ecf4 r7:ecf8de60 r6:85776700 r5:8532ec00 ** 5 printk messages dropped ** [ 1348.689258][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1348.690009][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1348.690259][ T32] r5:80050113 r4:80239bb0 ** 4 printk messages dropped ** [ 1348.705015][ T32] r4:e08d9dc0 ** 6 printk messages dropped ** [ 1348.705394][ T32] r5:00001000 r4:e06eb000 [ 1348.705439][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1348.705483][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.705529][ T32] r5:8512438c r4:85124000 [ 1348.705549][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1348.705592][ T32] r7:dddced40 r6:83018000 r5:8512438c r4:84b0bd00 [ 1348.705614][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1348.705681][ T32] r10:61c88647 r9:84b7bc00 r8:84b0bd2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1348.705706][ T32] r4:84b0bd00 [ 1348.705726][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1348.705769][ T32] r10:00000000 r9:84b0bd00 r8:8027ecf4 r7:e08b1e60 r6:85024500 r5:84b7bc00 [ 1348.705790][ T32] r4:00000001 [ 1348.705840][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.705922][ T32] Exception stack(0xe08d9fb0 to 0xe08d9ff8) [ 1348.705976][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1348.706029][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.706059][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.706088][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1348.706116][ T32] r4:850d9a80 [ 1348.706158][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.706213][ T32] INFO: task kworker/1:483:6463 blocked for more than 475 seconds. [ 1348.706272][ T32] Not tainted 6.15.0-syzkaller #0 [ 1348.706322][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.706365][ T32] task:kworker/1:483 state:D stack:0 pid:6463 tgid:6463 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.706450][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.706491][ T32] Call trace: ** 4 printk messages dropped ** [ 1348.706677][ T32] r5:8532bc00 r4:829189bc ** 1 printk messages dropped ** [ 1348.706781][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) ** 25 printk messages dropped ** [ 1348.707849][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 22 printk messages dropped ** [ 1348.709321][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9b40 ** 27 printk messages dropped ** [ 1348.710259][ T32] task:kworker/1:484 state:D stack:0 pid:6465 tgid:6465 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 1348.727635][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1348.727792][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) ** 4 printk messages dropped ** [ 1348.727988][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1348.728033][ T32] r5:00001000 r4:ecd81000 [ 1348.728054][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1348.728097][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.728173][ T32] r5:85935b8c r4:85935800 [ 1348.728225][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1348.728273][ T32] r7:ddde2d40 r6:83018200 r5:85935b8c r4:85776880 [ 1348.728305][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1348.728352][ T32] r10:61c88647 r9:85339800 r8:857768ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1348.728373][ T32] r4:85776880 [ 1348.728392][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1348.728449][ T32] r10:00000000 r9:85776880 r8:8027ecf4 r7:ecfd9e60 r6:857e4a00 r5:85339800 [ 1348.728473][ T32] r4:00000001 [ 1348.728501][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.728562][ T32] Exception stack(0xecfe1fb0 to 0xecfe1ff8) [ 1348.728617][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1348.728648][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.728691][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.728722][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1348.728753][ T32] r4:857e3840 [ 1348.729281][ T32] INFO: task kworker/1:484:6465 is blocked on a mutex likely owned by task kworker/0:315:3960. [ 1348.729363][ T32] task:kworker/0:315 state:R running task stack:0 pid:3960 tgid:3960 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.729449][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.729523][ T32] Call trace: [ 1348.729590][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1348.729665][ T32] r10:8280c9b4 r9:84b7bc00 r8:80200be4 r7:e08d9d54 r6:ffffffff r5:84b7bc00 [ 1348.729691][ T32] r4:00000000 [ 1348.729719][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.729761][ T32] Exception stack(0xe08d9d20 to 0xe08d9d68) [ 1348.729790][ T32] 9d20: b93bc000 e06bf000 00000001 80239b98 7f325000 00000001 82ac11c4 82ac05a0 [ 1348.729818][ T32] 9d40: 7f325000 e06bf000 8280c9b4 e08d9d9c e08d9da0 e08d9d70 80230ad4 80239bb0 [ 1348.729840][ T32] 9d60: 80050113 ffffffff [ 1348.729862][ T32] r5:80050113 r4:80239bb0 [ 1348.729902][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1348.729947][ T32] r4:82ac11e4 [ 1348.729967][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.730027][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08d9dc0 r5:e08d9e08 [ 1348.730062][ T32] r4:e08d9dc0 [ 1348.730085][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1348.730132][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9b40 [ 1348.730155][ T32] r4:00000000 [ 1348.730173][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1348.730214][ T32] r9:83018005 r8:84b7bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f09d000 [ 1348.730235][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1348.730295][ T32] r5:00001000 r4:e06eb000 ** 4 printk messages dropped ** [ 1348.730489][ T32] r7:dddced40 r6:83018000 r5:8512438c r4:84b0bd00 ** 3 printk messages dropped ** [ 1348.743474][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) ** 5 printk messages dropped ** [ 1348.743780][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1348.744045][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 7 printk messages dropped ** [ 1348.744433][ T32] r5:8533a400 r4:829189bc [ 1348.744457][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 1 printk messages dropped ** [ 1348.744582][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecfe5e08 ** 8 printk messages dropped ** [ 1348.744937][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 1348.745368][ T32] r4:85776900 ** 4 printk messages dropped ** [ 1348.745505][ T32] Exception stack(0xecfe5fb0 to 0xecfe5ff8) ** 6 printk messages dropped ** [ 1348.746236][ T32] task:kworker/0:315 state:R running task stack:0 pid:3960 tgid:3960 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 14 printk messages dropped ** [ 1348.746851][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08d9dc0 r5:e08d9e08 ** 7 printk messages dropped ** [ 1348.747175][ T32] r5:00001000 r4:e06eb000 ** 6 printk messages dropped ** [ 1348.747423][ T32] r10:61c88647 r9:84b7bc00 r8:84b0bd2c r7:82804d40 r6:dddced40 r5:dddced60 ** 9 printk messages dropped ** [ 1348.747808][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 3 printk messages dropped ** [ 1348.747906][ T32] Not tainted 6.15.0-syzkaller #0 [ 1348.747949][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.747972][ T32] task:kworker/1:486 state:D stack:0 pid:6468 tgid:6468 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.748040][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.748112][ T32] Call trace: [ 1348.748152][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1348.748225][ T32] r10:829189c0 r9:ecfe9d84 r8:00000002 r7:60000013 r6:ecfe9d8c r5:8533b000 [ 1348.748250][ T32] r4:8533b000 [ 1348.748269][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1348.748316][ T32] r5:8533b000 r4:829189bc [ 1348.748338][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.748376][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.748420][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecfe9e08 [ 1348.748441][ T32] r4:00000000 [ 1348.748460][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1348.748498][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1348.748534][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1348.748573][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857e3dc0 [ 1348.748595][ T32] r4:00000000 [ 1348.748635][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1348.748678][ T32] r9:83018205 r8:8533b000 r7:00000000 r6:83018200 r5:00001000 r4:7f297000 [ 1348.748698][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1348.748735][ T32] r5:00001000 r4:ecdb9000 [ 1348.748753][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1348.748799][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.748840][ T32] r5:85935f8c r4:85935c00 [ 1348.748880][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1348.748926][ T32] r7:ddde2d40 r6:83018200 r5:85935f8c r4:85776980 [ 1348.748998][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1348.749066][ T32] r10:61c88647 r9:8533b000 r8:857769ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1348.749107][ T32] r4:85776980 [ 1348.749154][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1348.749200][ T32] r10:00000000 r9:85776980 r8:8027ecf4 r7:ecfe5e60 r6:857e4b00 r5:8533b000 [ 1348.749250][ T32] r4:00000001 [ 1348.749299][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.749372][ T32] Exception stack(0xecfe9fb0 to 0xecfe9ff8) [ 1348.749400][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1348.749441][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.749498][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.749529][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1348.749571][ T32] r4:857e3980 [ 1348.749938][ T32] INFO: task kworker/1:486:6468 is blocked on a mutex likely owned by task kworker/0:315:3960. [ 1348.749971][ T32] task:kworker/0:315 state:R running task stack:0 pid:3960 tgid:3960 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.750051][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.750098][ T32] Call trace: [ 1348.750127][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1348.750174][ T32] r10:8280c9b4 r9:84b7bc00 r8:80200be4 r7:e08d9d54 r6:ffffffff r5:84b7bc00 [ 1348.750195][ T32] r4:00000000 [ 1348.750234][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.750277][ T32] Exception stack(0xe08d9d20 to 0xe08d9d68) [ 1348.750306][ T32] 9d20: b9827000 e06bf000 00000001 80239b98 7f325000 00000001 82ac11c4 82ac05a0 [ 1348.750333][ T32] 9d40: 7f325000 e06bf000 8280c9b4 e08d9d9c e08d9da0 e08d9d70 80230ad4 80239bb0 [ 1348.750365][ T32] 9d60: 80050113 ffffffff [ 1348.750396][ T32] r5:80050113 r4:80239bb0 [ 1348.750416][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1348.750462][ T32] r4:82ac11e4 [ 1348.750507][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.771480][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08d9dc0 r5:e08d9e08 [ 1348.771553][ T32] r4:e08d9dc0 [ 1348.771585][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1348.771663][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9b40 [ 1348.771691][ T32] r4:00000000 [ 1348.771715][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1348.771768][ T32] r9:83018005 r8:84b7bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f09d000 [ 1348.771794][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1348.771843][ T32] r5:00001000 r4:e06eb000 [ 1348.771867][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1348.771924][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.771970][ T32] r5:8512438c r4:85124000 [ 1348.771994][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1348.772054][ T32] r7:dddced40 r6:83018000 r5:8512438c r4:84b0bd00 [ 1348.772079][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1348.772153][ T32] r10:61c88647 r9:84b7bc00 r8:84b0bd2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1348.772183][ T32] r4:84b0bd00 [ 1348.772211][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1348.772268][ T32] r10:00000000 r9:84b0bd00 r8:8027ecf4 r7:e08b1e60 r6:85024500 r5:84b7bc00 [ 1348.772297][ T32] r4:00000001 [ 1348.772321][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.772364][ T32] Exception stack(0xe08d9fb0 to 0xe08d9ff8) [ 1348.772399][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1348.772433][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.772465][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.772499][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1348.772553][ T32] r4:850d9a80 [ 1348.772585][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.772620][ T32] INFO: task kworker/1:487:6471 blocked for more than 475 seconds. [ 1348.772675][ T32] Not tainted 6.15.0-syzkaller #0 [ 1348.772727][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.772771][ T32] task:kworker/1:487 state:D stack:0 pid:6471 tgid:6471 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.772875][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.772952][ T32] Call trace: [ 1348.772986][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1348.773051][ T32] r10:829189c0 r9:ecfedd84 r8:00000002 r7:60000013 r6:ecfedd8c r5:8533bc00 [ 1348.773074][ T32] r4:8533bc00 [ 1348.773115][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1348.773186][ T32] r5:8533bc00 r4:829189bc [ 1348.773236][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.773567][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.773617][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecfede08 [ 1348.773640][ T32] r4:00000000 [ 1348.773670][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1348.773719][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1348.773758][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1348.773799][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857e3fc0 [ 1348.773847][ T32] r4:00000000 [ 1348.773870][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1348.773956][ T32] r9:83018205 r8:8533bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f29b000 [ 1348.773997][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1348.774061][ T32] r5:00001000 r4:ece13000 [ 1348.774085][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1348.774145][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.774187][ T32] r5:8593678c r4:85936400 [ 1348.774207][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1348.774249][ T32] r7:ddde2d40 r6:83018200 r5:8593678c r4:85776a00 [ 1348.774273][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1348.774324][ T32] r10:61c88647 r9:8533bc00 r8:85776a2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1348.774359][ T32] r4:85776a00 [ 1348.774414][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1348.774459][ T32] r10:00000000 r9:85776a00 r8:8027ecf4 r7:ecfe5e60 r6:857e4b80 r5:8533bc00 [ 1348.774483][ T32] r4:00000001 [ 1348.774537][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.774576][ T32] Exception stack(0xecfedfb0 to 0xecfedff8) [ 1348.774603][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1348.774658][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.774689][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.774718][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1348.774740][ T32] r4:857e3cc0 [ 1348.775325][ T32] INFO: task kworker/1:487:6471 is blocked on a mutex likely owned by task kworker/0:315:3960. [ 1348.775398][ T32] task:kworker/0:315 state:R running task stack:0 pid:3960 tgid:3960 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.775507][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.775577][ T32] Call trace: [ 1348.775634][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1348.775688][ T32] r10:8280c9b4 r9:84b7bc00 r8:80200be4 r7:e08d9d54 r6:ffffffff r5:84b7bc00 [ 1348.775711][ T32] r4:00000000 [ 1348.775731][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.775773][ T32] Exception stack(0xe08d9d20 to 0xe08d9d68) [ 1348.775803][ T32] 9d20: b9be7000 e06bf000 00000001 80239b98 7f325000 00000001 82ac11c4 82ac05a0 [ 1348.775831][ T32] 9d40: 7f325000 e06bf000 8280c9b4 e08d9d9c e08d9da0 e08d9d70 80230ad4 80239bb0 [ 1348.775856][ T32] 9d60: 80050113 ffffffff [ 1348.775878][ T32] r5:80050113 r4:80239bb0 [ 1348.775911][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1348.775954][ T32] r4:82ac11e4 [ 1348.775987][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.776039][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08d9dc0 r5:e08d9e08 [ 1348.776062][ T32] r4:e08d9dc0 [ 1348.776120][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1348.776167][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9b40 [ 1348.776189][ T32] r4:00000000 [ 1348.776233][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1348.776339][ T32] r9:83018005 r8:84b7bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f09d000 [ 1348.776365][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1348.776407][ T32] r5:00001000 r4:e06eb000 [ 1348.776448][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1348.776491][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.776532][ T32] r5:8512438c r4:85124000 [ 1348.776551][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1348.776592][ T32] r7:dddced40 r6:83018000 r5:8512438c r4:84b0bd00 [ 1348.776612][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1348.776658][ T32] r10:61c88647 r9:84b7bc00 r8:84b0bd2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1348.776704][ T32] r4:84b0bd00 [ 1348.776765][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1348.776813][ T32] r10:00000000 r9:84b0bd00 r8:8027ecf4 r7:e08b1e60 r6:85024500 r5:84b7bc00 [ 1348.776899][ T32] r4:00000001 [ 1348.776922][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.776990][ T32] Exception stack(0xe08d9fb0 to 0xe08d9ff8) [ 1348.777105][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1348.777171][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.777227][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.777258][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1348.777285][ T32] r4:850d9a80 [ 1348.777357][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.777386][ T32] INFO: task kworker/1:488:6473 blocked for more than 475 seconds. [ 1348.777415][ T32] Not tainted 6.15.0-syzkaller #0 [ 1348.777437][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.777484][ T32] task:kworker/1:488 state:D stack:0 pid:6473 tgid:6473 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.777532][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.777626][ T32] Call trace: [ 1348.777660][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1348.777731][ T32] r10:829189c0 r9:ecff1d84 r8:00000002 r7:60000013 r6:ecff1d8c r5:8533c800 [ 1348.777756][ T32] r4:8533c800 [ 1348.777775][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1348.777842][ T32] r5:8533c800 r4:829189bc [ 1348.777865][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.777915][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.777961][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecff1e08 [ 1348.777984][ T32] r4:00000000 [ 1348.778029][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1348.778072][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1348.778108][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1348.778176][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857610c0 [ 1348.778227][ T32] r4:00000000 [ 1348.778249][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1348.778305][ T32] r9:83018205 r8:8533c800 r7:00000000 r6:83018200 r5:00001000 r4:7f29f000 [ 1348.778363][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1348.778404][ T32] r5:00001000 r4:ece2f000 [ 1348.778424][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1348.778513][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.778686][ T32] r5:85936f8c r4:85936c00 [ 1348.778722][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1348.778767][ T32] r7:ddde2d40 r6:83018200 r5:85936f8c r4:85776a80 [ 1348.778789][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1348.778862][ T32] r10:61c88647 r9:8533c800 r8:85776aac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1348.778920][ T32] r4:85776a80 [ 1348.778943][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1348.778986][ T32] r10:00000000 r9:85776a80 r8:8027ecf4 r7:ecfede60 r6:857e4c00 r5:8533c800 [ 1348.779009][ T32] r4:00000001 [ 1348.779081][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.779153][ T32] Exception stack(0xecff1fb0 to 0xecff1ff8) [ 1348.779183][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1348.779212][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.779241][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.779327][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1348.779354][ T32] r4:857e3e40 [ 1348.779734][ T32] INFO: task kworker/1:488:6473 is blocked on a mutex likely owned by task kworker/0:315:3960. [ 1348.779770][ T32] task:kworker/0:315 state:R running task stack:0 pid:3960 tgid:3960 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.779856][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.779912][ T32] Call trace: [ 1348.780051][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1348.780105][ T32] r10:8280c9b4 r9:84b7bc00 r8:80200be4 r7:e08d9d54 r6:ffffffff r5:84b7bc00 [ 1348.780153][ T32] r4:00000000 [ 1348.780175][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.780215][ T32] Exception stack(0xe08d9d20 to 0xe08d9d68) [ 1348.780259][ T32] 9d20: b9be7000 e06bf000 00000001 80239b98 7f325000 00000001 82ac11c4 82ac05a0 [ 1348.780302][ T32] 9d40: 7f325000 e06bf000 8280c9b4 e08d9d9c e08d9da0 e08d9d70 80230ad4 80239bb0 [ 1348.780326][ T32] 9d60: 80050113 ffffffff [ 1348.780349][ T32] r5:80050113 r4:80239bb0 [ 1348.780369][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1348.780409][ T32] r4:82ac11e4 [ 1348.780428][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.780491][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08d9dc0 r5:e08d9e08 [ 1348.780603][ T32] r4:e08d9dc0 [ 1348.806660][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1348.806828][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9b40 [ 1348.806889][ T32] r4:00000000 [ 1348.806914][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1348.806979][ T32] r9:83018005 r8:84b7bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f09d000 [ 1348.807002][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1348.807081][ T32] r5:00001000 r4:e06eb000 [ 1348.807204][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1348.807271][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.807316][ T32] r5:8512438c r4:85124000 [ 1348.807398][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1348.807464][ T32] r7:dddced40 r6:83018000 r5:8512438c r4:84b0bd00 [ 1348.807510][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1348.807560][ T32] r10:61c88647 r9:84b7bc00 r8:84b0bd2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1348.807582][ T32] r4:84b0bd00 [ 1348.807602][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1348.807646][ T32] r10:00000000 r9:84b0bd00 r8:8027ecf4 r7:e08b1e60 r6:85024500 r5:84b7bc00 [ 1348.807668][ T32] r4:00000001 [ 1348.807686][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.807752][ T32] Exception stack(0xe08d9fb0 to 0xe08d9ff8) [ 1348.807786][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1348.807814][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.807861][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.807914][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1348.807959][ T32] r4:850d9a80 [ 1348.808000][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.808035][ T32] INFO: task kworker/1:489:6475 blocked for more than 475 seconds. [ 1348.808069][ T32] Not tainted 6.15.0-syzkaller #0 [ 1348.808104][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.808126][ T32] task:kworker/1:489 state:D stack:0 pid:6475 tgid:6475 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.808186][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.808230][ T32] Call trace: [ 1348.808262][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1348.808310][ T32] r10:829189c0 r9:ecff5d84 r8:00000002 r7:60000113 r6:ecff5d8c r5:8533d400 [ 1348.808333][ T32] r4:8533d400 [ 1348.808364][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1348.808453][ T32] r5:8533d400 r4:829189bc [ 1348.808498][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.808561][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.808646][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecff5e08 [ 1348.808673][ T32] r4:00000000 [ 1348.808692][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1348.808730][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1348.808788][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1348.808837][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853864c0 [ 1348.808859][ T32] r4:00000000 [ 1348.808877][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1348.808917][ T32] r9:83018205 r8:8533d400 r7:00000000 r6:83018200 r5:00001000 r4:7f29d000 [ 1348.808937][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1348.808974][ T32] r5:00001000 r4:ece21000 [ 1348.808992][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1348.809052][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.809125][ T32] r5:85936b8c r4:85936800 [ 1348.809148][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1348.809199][ T32] r7:ddde2d40 r6:83018200 r5:85936b8c r4:85776b00 [ 1348.809223][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1348.809269][ T32] r10:61c88647 r9:8533d400 r8:85776b2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1348.809291][ T32] r4:85776b00 [ 1348.809319][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1348.809395][ T32] r10:00000000 r9:85776b00 r8:8027ecf4 r7:ecff1e60 r6:857e4c80 r5:8533d400 [ 1348.809421][ T32] r4:00000001 [ 1348.809440][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.809496][ T32] Exception stack(0xecff5fb0 to 0xecff5ff8) [ 1348.809535][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1348.809567][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.809593][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.809620][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1348.809677][ T32] r4:857e3d40 [ 1348.810235][ T32] INFO: task kworker/1:489:6475 is blocked on a mutex likely owned by task kworker/0:315:3960. [ 1348.810297][ T32] task:kworker/0:315 state:R running task stack:0 pid:3960 tgid:3960 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.810387][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.810432][ T32] Call trace: [ 1348.810461][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1348.810540][ T32] r10:8280c9b4 r9:84b7bc00 r8:80200be4 r7:e08d9d54 r6:ffffffff r5:84b7bc00 [ 1348.817381][ T32] r4:00000000 [ 1348.817484][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.817555][ T32] Exception stack(0xe08d9d20 to 0xe08d9d68) [ 1348.817614][ T32] 9d20: ba040000 e06bf000 00000001 80239b98 7f325000 00000001 82ac11c4 82ac05a0 [ 1348.817689][ T32] 9d40: 7f325000 e06bf000 8280c9b4 e08d9d9c e08d9da0 e08d9d70 80230ad4 80239bb0 [ 1348.817738][ T32] 9d60: 80050113 ffffffff [ 1348.817766][ T32] r5:80050113 r4:80239bb0 [ 1348.817808][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1348.817859][ T32] r4:82ac11e4 [ 1348.817888][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.817934][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08d9dc0 r5:e08d9e08 [ 1348.817989][ T32] r4:e08d9dc0 [ 1348.818054][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1348.818109][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9b40 [ 1348.818159][ T32] r4:00000000 [ 1348.818207][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1348.818254][ T32] r9:83018005 r8:84b7bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f09d000 [ 1348.818276][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1348.818318][ T32] r5:00001000 r4:e06eb000 [ 1348.818358][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1348.818422][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.818486][ T32] r5:8512438c r4:85124000 [ 1348.818509][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1348.818554][ T32] r7:dddced40 r6:83018000 r5:8512438c r4:84b0bd00 [ 1348.818575][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1348.818635][ T32] r10:61c88647 r9:84b7bc00 r8:84b0bd2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1348.818680][ T32] r4:84b0bd00 [ 1348.818723][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1348.818772][ T32] r10:00000000 r9:84b0bd00 r8:8027ecf4 r7:e08b1e60 r6:85024500 r5:84b7bc00 [ 1348.818794][ T32] r4:00000001 [ 1348.818813][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.818847][ T32] Exception stack(0xe08d9fb0 to 0xe08d9ff8) [ 1348.818872][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1348.818899][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.818987][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.819050][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1348.819074][ T32] r4:850d9a80 [ 1348.819103][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.819188][ T32] INFO: task kworker/1:490:6481 blocked for more than 475 seconds. [ 1348.819248][ T32] Not tainted 6.15.0-syzkaller #0 [ 1348.819303][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.819370][ T32] task:kworker/1:490 state:D stack:0 pid:6481 tgid:6481 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.819434][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.819503][ T32] Call trace: [ 1348.819535][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1348.819590][ T32] r10:829189c0 r9:ecff9d84 r8:00000002 r7:60000113 r6:ecff9d8c r5:8533e000 [ 1348.819666][ T32] r4:8533e000 [ 1348.819714][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1348.819802][ T32] r5:8533e000 r4:829189bc [ 1348.819842][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.819885][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.819939][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecff9e08 [ 1348.819961][ T32] r4:00000000 [ 1348.819994][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1348.820036][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1348.820073][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1348.820155][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85761440 [ 1348.820180][ T32] r4:00000000 [ 1348.820264][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1348.820358][ T32] r9:83018205 r8:8533e000 r7:00000000 r6:83018200 r5:00001000 r4:7f25b000 [ 1348.820384][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1348.820424][ T32] r5:00001000 r4:ece3f000 [ 1348.820443][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1348.820508][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.831213][ T32] r5:8593738c r4:85937000 [ 1348.831262][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1348.831363][ T32] r7:ddde2d40 r6:83018200 r5:8593738c r4:85776b80 [ 1348.831393][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1348.831443][ T32] r10:61c88647 r9:8533e000 r8:85776bac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1348.831489][ T32] r4:85776b80 [ 1348.831514][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1348.831560][ T32] r10:00000000 r9:85776b80 r8:8027ecf4 r7:ecff1e60 r6:857e4d00 r5:8533e000 [ 1348.831596][ T32] r4:00000001 [ 1348.831647][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.831688][ T32] Exception stack(0xecff9fb0 to 0xecff9ff8) [ 1348.831739][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1348.831772][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.831821][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.831853][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1348.831876][ T32] r4:85761100 [ 1348.832428][ T32] INFO: task kworker/1:490:6481 is blocked on a mutex likely owned by task kworker/0:315:3960. [ 1348.832468][ T32] task:kworker/0:315 state:R running task stack:0 pid:3960 tgid:3960 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.832569][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.832635][ T32] Call trace: [ 1348.832722][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1348.832781][ T32] r10:8280c9b4 r9:84b7bc00 r8:80200be4 r7:e08d9d54 r6:ffffffff r5:84b7bc00 [ 1348.832805][ T32] r4:00000000 [ 1348.832824][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.832864][ T32] Exception stack(0xe08d9d20 to 0xe08d9d68) [ 1348.832939][ T32] 9d20: ba2f9000 e06bf000 00000001 80239b98 7f325000 00000001 82ac11c4 82ac05a0 [ 1348.832972][ T32] 9d40: 7f325000 e06bf000 8280c9b4 e08d9d9c e08d9da0 e08d9d70 80230ad4 80239bb0 [ 1348.832996][ T32] 9d60: 80050113 ffffffff [ 1348.833019][ T32] r5:80050113 r4:80239bb0 [ 1348.833040][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1348.833103][ T32] r4:82ac11e4 [ 1348.833129][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.833171][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08d9dc0 r5:e08d9e08 [ 1348.833204][ T32] r4:e08d9dc0 [ 1348.833227][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1348.833269][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9b40 [ 1348.833313][ T32] r4:00000000 [ 1348.833336][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1348.833402][ T32] r9:83018005 r8:84b7bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f09d000 [ 1348.833427][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1348.833469][ T32] r5:00001000 r4:e06eb000 [ 1348.833491][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1348.833530][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.833567][ T32] r5:8512438c r4:85124000 [ 1348.833587][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1348.833649][ T32] r7:dddced40 r6:83018000 r5:8512438c r4:84b0bd00 [ 1348.833673][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1348.833718][ T32] r10:61c88647 r9:84b7bc00 r8:84b0bd2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1348.833761][ T32] r4:84b0bd00 [ 1348.833805][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1348.833870][ T32] r10:00000000 r9:84b0bd00 r8:8027ecf4 r7:e08b1e60 r6:85024500 r5:84b7bc00 [ 1348.833895][ T32] r4:00000001 [ 1348.833914][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.833972][ T32] Exception stack(0xe08d9fb0 to 0xe08d9ff8) [ 1348.834032][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1348.834064][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.834101][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.834167][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1348.834193][ T32] r4:850d9a80 [ 1348.834237][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.834269][ T32] INFO: task kworker/1:491:6482 blocked for more than 475 seconds. [ 1348.834304][ T32] Not tainted 6.15.0-syzkaller #0 [ 1348.834352][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.834376][ T32] task:kworker/1:491 state:D stack:0 pid:6482 tgid:6482 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.834460][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.834530][ T32] Call trace: [ 1348.834586][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1348.834655][ T32] r10:829189c0 r9:ecffdd84 r8:00000002 r7:60000113 r6:ecffdd8c r5:85338000 [ 1348.834704][ T32] r4:85338000 [ 1348.834747][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1348.834812][ T32] r5:85338000 r4:829189bc [ 1348.834836][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.834876][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.834921][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecffde08 [ 1348.834958][ T32] r4:00000000 [ 1348.834981][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) ** 5 printk messages dropped ** [ 1348.835230][ T32] r9:83018205 r8:85338000 r7:00000000 r6:83018200 r5:00001000 r4:7f2a1000 ** 9 printk messages dropped ** [ 1348.835542][ T32] r4:85776c00 ** 5 printk messages dropped ** [ 1348.835757][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1348.836704][ T32] r10:8280c9b4 r9:84b7bc00 r8:80200be4 r7:e08d9d54 r6:ffffffff r5:84b7bc00 ** 10 printk messages dropped ** [ 1348.837069][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08d9dc0 r5:e08d9e08 ** 9 printk messages dropped ** [ 1348.837436][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 12 printk messages dropped ** [ 1348.837956][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1348.838280][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1348.838549][ T32] r5:852d8000 r4:829189bc ** 1 printk messages dropped ** [ 1348.838645][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) ** 1 printk messages dropped ** [ 1348.838733][ T32] r4:00000000 [ 1348.838773][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1348.838816][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1348.838853][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1348.838893][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85761640 [ 1348.838937][ T32] r4:00000000 [ 1348.838959][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1348.838999][ T32] r9:83018205 r8:852d8000 r7:00000000 r6:83018200 r5:00001000 r4:7f2a3000 [ 1348.839020][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1348.839058][ T32] r5:00001000 r4:ece65000 [ 1348.839076][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1348.839165][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.839264][ T32] r5:85937b8c r4:85937800 [ 1348.839310][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1348.839394][ T32] r7:ddde2d40 r6:83018200 r5:85937b8c r4:85776c80 [ 1348.839439][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1348.839487][ T32] r10:61c88647 r9:852d8000 r8:85776cac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1348.839510][ T32] r4:85776c80 [ 1348.839529][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1348.839592][ T32] r10:00000000 r9:85776c80 r8:8027ecf4 r7:ecffde60 r6:857e4e00 r5:852d8000 [ 1348.839627][ T32] r4:00000001 [ 1348.839661][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.839720][ T32] Exception stack(0xed005fb0 to 0xed005ff8) [ 1348.839769][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1348.839822][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.839893][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.839926][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1348.839948][ T32] r4:85761100 [ 1348.840351][ T32] INFO: task kworker/1:492:6484 is blocked on a mutex likely owned by task kworker/0:315:3960. [ 1348.840387][ T32] task:kworker/0:315 state:R running task stack:0 pid:3960 tgid:3960 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.840475][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.863070][ T32] Call trace: [ 1348.863175][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1348.863257][ T32] r10:8280c9b4 r9:84b7bc00 r8:80200be4 r7:e08d9d54 r6:ffffffff r5:84b7bc00 [ 1348.863282][ T32] r4:00000000 [ 1348.863302][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.863367][ T32] Exception stack(0xe08d9d20 to 0xe08d9d68) [ 1348.863424][ T32] 9d20: ba75e000 e06bf000 00000001 80239b98 7f325000 00000001 82ac11c4 82ac05a0 [ 1348.863457][ T32] 9d40: 7f325000 e06bf000 8280c9b4 e08d9d9c e08d9da0 e08d9d70 80230ad4 80239bb0 [ 1348.863503][ T32] 9d60: 80050113 ffffffff [ 1348.863566][ T32] r5:80050113 r4:80239bb0 [ 1348.863590][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1348.863659][ T32] r4:82ac11e4 [ 1348.863684][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.863728][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08d9dc0 r5:e08d9e08 [ 1348.863750][ T32] r4:e08d9dc0 [ 1348.863769][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1348.863809][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9b40 [ 1348.863847][ T32] r4:00000000 [ 1348.863871][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1348.863923][ T32] r9:83018005 r8:84b7bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f09d000 ** 4 printk messages dropped ** [ 1348.864150][ T32] r5:8512438c r4:85124000 ** 4 printk messages dropped ** [ 1348.864341][ T32] r4:84b0bd00 ** 5 printk messages dropped ** [ 1348.864517][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1348.864874][ T32] task:kworker/1:493 state:D stack:0 pid:6485 tgid:6485 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1348.865350][ T32] r5:852d8c00 r4:829189bc [ 1348.865372][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1348.865502][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1348.865638][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) ** 9 printk messages dropped ** [ 1348.866034][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) ** 9 printk messages dropped ** [ 1348.866515][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1348.867219][ T32] INFO: task kworker/1:493:6485 is blocked on a mutex likely owned by task kworker/0:315:3960. [ 1348.867258][ T32] task:kworker/0:315 state:R running task stack:0 pid:3960 tgid:3960 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.867367][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.867469][ T32] Call trace: [ 1348.867514][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1348.867567][ T32] r10:8280c9b4 r9:84b7bc00 r8:80200be4 r7:e08d9d54 r6:ffffffff r5:84b7bc00 [ 1348.867603][ T32] r4:00000000 [ 1348.867628][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.867700][ T32] Exception stack(0xe08d9d20 to 0xe08d9d68) [ 1348.867733][ T32] 9d20: ba75e000 e06bf000 00000001 80239b98 7f325000 00000001 82ac11c4 82ac05a0 [ 1348.867763][ T32] 9d40: 7f325000 e06bf000 8280c9b4 e08d9d9c e08d9da0 e08d9d70 80230ad4 80239bb0 [ 1348.867807][ T32] 9d60: 80050113 ffffffff [ 1348.867833][ T32] r5:80050113 r4:80239bb0 [ 1348.867855][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1348.867916][ T32] r4:82ac11e4 [ 1348.867942][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.867985][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08d9dc0 r5:e08d9e08 [ 1348.868006][ T32] r4:e08d9dc0 [ 1348.868025][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1348.868064][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9b40 [ 1348.868130][ T32] r4:00000000 [ 1348.868153][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1348.868217][ T32] r9:83018005 r8:84b7bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f09d000 [ 1348.868247][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1348.868310][ T32] r5:00001000 r4:e06eb000 [ 1348.868355][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1348.868420][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.868469][ T32] r5:8512438c r4:85124000 [ 1348.868489][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1348.868558][ T32] r7:dddced40 r6:83018000 r5:8512438c r4:84b0bd00 [ 1348.868582][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1348.868627][ T32] r10:61c88647 r9:84b7bc00 r8:84b0bd2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1348.868685][ T32] r4:84b0bd00 [ 1348.868728][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1348.868775][ T32] r10:00000000 r9:84b0bd00 r8:8027ecf4 r7:e08b1e60 r6:85024500 r5:84b7bc00 [ 1348.868799][ T32] r4:00000001 [ 1348.868839][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.868887][ T32] Exception stack(0xe08d9fb0 to 0xe08d9ff8) [ 1348.868935][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1348.868966][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.868993][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.869021][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1348.869071][ T32] r4:850d9a80 [ 1348.869123][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.869153][ T32] INFO: task kworker/1:494:6486 blocked for more than 475 seconds. [ 1348.869183][ T32] Not tainted 6.15.0-syzkaller #0 [ 1348.869207][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.869227][ T32] task:kworker/1:494 state:D stack:0 pid:6486 tgid:6486 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.869303][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.869391][ T32] Call trace: ** 4 printk messages dropped ** [ 1348.869596][ T32] r5:852d9800 r4:829189bc [ 1348.869615][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.869654][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) ** 4 printk messages dropped ** [ 1348.869913][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) ** 10 printk messages dropped ** [ 1348.870630][ T32] r7:ddde2d40 r6:83018200 r5:85937f8c r4:85776d80 ** 7 printk messages dropped ** [ 1348.894682][ T32] Exception stack(0xed00dfb0 to 0xed00dff8) ** 6 printk messages dropped ** [ 1348.895497][ T32] task:kworker/0:315 state:R running task stack:0 pid:3960 tgid:3960 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 15 printk messages dropped ** [ 1348.896336][ T32] r4:e08d9dc0 ** 6 printk messages dropped ** [ 1348.896604][ T32] r5:00001000 r4:e06eb000 ** 6 printk messages dropped ** [ 1348.896884][ T32] r10:61c88647 r9:84b7bc00 r8:84b0bd2c r7:82804d40 r6:dddced40 r5:dddced60 ** 8 printk messages dropped ** [ 1348.897256][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1348.897616][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1348.897916][ T32] r5:852dc800 r4:829189bc [ 1348.897967][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1348.898121][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1348.898407][ T32] r9:83018205 r8:852dc800 r7:00000000 r6:83018200 r5:00001000 r4:7f2bb000 [ 1348.898535][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1348.898603][ T32] r5:00001000 r4:ed05f000 [ 1348.898653][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1348.898745][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.898839][ T32] r5:8593c78c r4:8593c400 [ 1348.898863][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1348.898906][ T32] r7:ddde2d40 r6:83018200 r5:8593c78c r4:85776e80 [ 1348.898927][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1348.899050][ T32] r10:61c88647 r9:852dc800 r8:85776eac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1348.899094][ T32] r4:85776e80 [ 1348.899170][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1348.899227][ T32] r10:00000000 r9:85776e80 r8:8027ecf4 r7:ed009e60 r6:857e4f00 r5:852dc800 [ 1348.899267][ T32] r4:00000001 [ 1348.899290][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.899326][ T32] Exception stack(0xed069fb0 to 0xed069ff8) [ 1348.899352][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1348.899407][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.899464][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.899495][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1348.899517][ T32] r4:85761c00 [ 1348.899925][ T32] INFO: task kworker/1:495:6498 is blocked on a mutex likely owned by task kworker/0:315:3960. [ 1348.899973][ T32] task:kworker/0:315 state:R running task stack:0 pid:3960 tgid:3960 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.900126][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.900178][ T32] Call trace: [ 1348.900237][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1348.900344][ T32] r10:8280c9b4 r9:84b7bc00 r8:80200be4 r7:e08d9d54 r6:ffffffff r5:84b7bc00 [ 1348.900398][ T32] r4:00000000 [ 1348.900421][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.900471][ T32] Exception stack(0xe08d9d20 to 0xe08d9d68) [ 1348.900532][ T32] 9d20: bab5a000 e06bf000 00000001 80239b98 7f325000 00000001 82ac11c4 82ac05a0 [ 1348.921220][ T32] 9d40: 7f325000 e06bf000 8280c9b4 e08d9d9c e08d9da0 e08d9d70 80230ad4 80239bb0 [ 1348.921366][ T32] 9d60: 80050113 ffffffff [ 1348.921405][ T32] r5:80050113 r4:80239bb0 [ 1348.921431][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1348.921501][ T32] r4:82ac11e4 [ 1348.921522][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.921595][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08d9dc0 r5:e08d9e08 [ 1348.921623][ T32] r4:e08d9dc0 [ 1348.921654][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1348.921701][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9b40 [ 1348.921739][ T32] r4:00000000 [ 1348.921789][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) ** 2 printk messages dropped ** [ 1348.921908][ T32] r5:00001000 r4:e06eb000 ** 6 printk messages dropped ** [ 1348.922176][ T32] r10:61c88647 r9:84b7bc00 r8:84b0bd2c r7:82804d40 r6:dddced40 r5:dddced60 ** 6 printk messages dropped ** [ 1348.922384][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1348.922853][ T32] task:kworker/1:496 state:D stack:0 pid:6500 tgid:6500 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1348.923291][ T32] r5:850c9800 r4:829189bc [ 1348.923316][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 5 printk messages dropped ** [ 1348.923592][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) ** 9 printk messages dropped ** [ 1348.924043][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) ** 8 printk messages dropped ** [ 1348.924481][ T32] Exception stack(0xed001fb0 to 0xed001ff8) ** 6 printk messages dropped ** [ 1348.925441][ T32] task:kworker/0:315 state:R running task stack:0 pid:3960 tgid:3960 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 15 printk messages dropped ** [ 1348.926276][ T32] r4:e08d9dc0 ** 8 printk messages dropped ** [ 1348.926839][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 9 printk messages dropped ** [ 1348.927228][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 8 printk messages dropped ** [ 1348.927558][ T32] Not tainted 6.15.0-syzkaller #0 ** 8 printk messages dropped ** [ 1348.928217][ T32] r5:850ca400 r4:829189bc [ 1348.928237][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 1 printk messages dropped ** [ 1348.928324][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed045e08 [ 1348.928359][ T32] r4:00000000 [ 1348.928460][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1348.928512][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1348.928552][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1348.928597][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8576e280 [ 1348.928620][ T32] r4:00000000 [ 1348.928639][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1348.928680][ T32] r9:83018205 r8:850ca400 r7:00000000 r6:83018200 r5:00001000 r4:7f267000 [ 1348.928701][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1348.928739][ T32] r5:00001000 r4:eba07000 [ 1348.928775][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1348.928816][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.928855][ T32] r5:8593cf8c r4:8593cc00 [ 1348.928875][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1348.928942][ T32] r7:ddde2d40 r6:83018200 r5:8593cf8c r4:857e0000 [ 1348.929018][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1348.929067][ T32] r10:61c88647 r9:850ca400 r8:857e002c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1348.929177][ T32] r4:857e0000 [ 1348.929227][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1348.929273][ T32] r10:00000000 r9:857e0000 r8:8027ecf4 r7:ed001e60 r6:857e0080 r5:850ca400 [ 1348.929295][ T32] r4:00000001 [ 1348.929315][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.929349][ T32] Exception stack(0xed045fb0 to 0xed045ff8) [ 1348.929374][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1348.929403][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.929477][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.929540][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1348.929575][ T32] r4:85761dc0 [ 1348.930014][ T32] INFO: task kworker/1:497:6501 is blocked on a mutex likely owned by task kworker/0:315:3960. [ 1348.930053][ T32] task:kworker/0:315 state:R running task stack:0 pid:3960 tgid:3960 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.930221][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.930269][ T32] Call trace: [ 1348.930299][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1348.930348][ T32] r10:8280c9b4 r9:84b7bc00 r8:80200be4 r7:e08d9d54 r6:ffffffff r5:84b7bc00 [ 1348.930396][ T32] r4:00000000 [ 1348.930418][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.930473][ T32] Exception stack(0xe08d9d20 to 0xe08d9d68) [ 1348.930575][ T32] 9d20: bae74000 e06bf000 00000001 80239b98 7f325000 00000001 82ac11c4 82ac05a0 [ 1348.956191][ T32] 9d40: 7f325000 e06bf000 8280c9b4 e08d9d9c e08d9da0 e08d9d70 80230ad4 80239bb0 [ 1348.956273][ T32] 9d60: 80050113 ffffffff [ 1348.956310][ T32] r5:80050113 r4:80239bb0 [ 1348.956334][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1348.956400][ T32] r4:82ac11e4 [ 1348.956473][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.956525][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08d9dc0 r5:e08d9e08 [ 1348.956560][ T32] r4:e08d9dc0 [ 1348.956585][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1348.956659][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9b40 [ 1348.956686][ T32] r4:00000000 [ 1348.956731][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1348.956805][ T32] r9:83018005 r8:84b7bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f09d000 [ 1348.956858][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1348.956905][ T32] r5:00001000 r4:e06eb000 [ 1348.956924][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1348.956964][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.957030][ T32] r5:8512438c r4:85124000 [ 1348.957082][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1348.957140][ T32] r7:dddced40 r6:83018000 r5:8512438c r4:84b0bd00 [ 1348.957237][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1348.957287][ T32] r10:61c88647 r9:84b7bc00 r8:84b0bd2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1348.957340][ T32] r4:84b0bd00 [ 1348.957362][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1348.957408][ T32] r10:00000000 r9:84b0bd00 r8:8027ecf4 r7:e08b1e60 r6:85024500 r5:84b7bc00 ** 3 printk messages dropped ** [ 1348.957535][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1348.957753][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.957788][ T32] INFO: task kworker/1:498:6518 blocked for more than 475 seconds. [ 1348.957823][ T32] Not tainted 6.15.0-syzkaller #0 [ 1348.957849][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.957872][ T32] task:kworker/1:498 state:D stack:0 pid:6518 tgid:6518 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.957983][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.958119][ T32] Call trace: [ 1348.958152][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1348.958334][ T32] r10:829189c0 r9:ed0e5d84 r8:00000002 r7:60000113 r6:ed0e5d8c r5:850cbc00 [ 1348.958361][ T32] r4:850cbc00 [ 1348.958406][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1348.958451][ T32] r5:850cbc00 r4:829189bc [ 1348.958508][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.958553][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.958611][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed0e5e08 [ 1348.958636][ T32] r4:00000000 [ 1348.958655][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1348.958693][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1348.958754][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1348.958854][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8576e3c0 [ 1348.958881][ T32] r4:00000000 [ 1348.958900][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1348.958968][ T32] r9:83018205 r8:850cbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f269000 [ 1348.958993][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1348.959032][ T32] r5:00001000 r4:ebb63000 [ 1348.959051][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1348.959149][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.959199][ T32] r5:8593d38c r4:8593d000 [ 1348.959246][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1348.959297][ T32] r7:ddde2d40 r6:83018200 r5:8593d38c r4:857e0100 [ 1348.959319][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1348.959364][ T32] r10:61c88647 r9:850cbc00 r8:857e012c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1348.959387][ T32] r4:857e0100 [ 1348.959425][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1348.959473][ T32] r10:00000000 r9:857e0100 r8:8027ecf4 r7:ed001e60 r6:857e0180 r5:850cbc00 [ 1348.959495][ T32] r4:00000001 [ 1348.959513][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.959546][ T32] Exception stack(0xed0e5fb0 to 0xed0e5ff8) [ 1348.959572][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1348.959601][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.959655][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.959739][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 1 printk messages dropped ** [ 1348.960385][ T32] INFO: task kworker/1:498:6518 is blocked on a mutex likely owned by task kworker/0:315:3960. ** 10 printk messages dropped ** [ 1348.969359][ T32] 9d60: 80050113 ffffffff ** 4 printk messages dropped ** [ 1348.969572][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08d9dc0 r5:e08d9e08 ** 9 printk messages dropped ** [ 1348.970037][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 9 printk messages dropped ** [ 1348.970531][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 3 printk messages dropped ** [ 1348.981291][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.981324][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1348.981352][ T32] r4:850d9a80 [ 1348.981487][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.981540][ T32] INFO: task kworker/1:499:6519 blocked for more than 475 seconds. [ 1348.981578][ T32] Not tainted 6.15.0-syzkaller #0 [ 1348.981604][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.981635][ T32] task:kworker/1:499 state:D stack:0 pid:6519 tgid:6519 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.981725][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.981822][ T32] Call trace: [ 1348.981863][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1348.981919][ T32] r10:829189c0 r9:ed06dd84 r8:00000002 r7:60000013 r6:ed06dd8c r5:850cb000 [ 1348.981948][ T32] r4:850cb000 [ 1348.981994][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1348.982066][ T32] r5:850cb000 r4:829189bc [ 1348.982127][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.982171][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.982217][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed06de08 [ 1348.982292][ T32] r4:00000000 [ 1348.982371][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1348.982418][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1348.982482][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1348.982530][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8576e700 [ 1348.982607][ T32] r4:00000000 [ 1348.982686][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) ** 2 printk messages dropped ** [ 1348.982915][ T32] r5:00001000 r4:ebd79000 ** 4 printk messages dropped ** [ 1348.983196][ T32] r7:ddde2d40 r6:83018200 r5:8593db8c r4:857e0200 ** 9 printk messages dropped ** [ 1348.983664][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1348.984789][ T32] r10:8280c9b4 r9:84b7bc00 r8:80200be4 r7:e08d9d54 r6:ffffffff r5:84b7bc00 ** 10 printk messages dropped ** [ 1348.985421][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08d9dc0 r5:e08d9e08 ** 9 printk messages dropped ** [ 1348.985805][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1348.986203][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1348.986365][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1348.986762][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1348.987148][ T32] r5:850ce000 r4:829189bc [ 1348.987190][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 5 printk messages dropped ** [ 1348.987550][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) ** 8 printk messages dropped ** [ 1348.987939][ T32] r5:8593df8c r4:8593dc00 ** 3 printk messages dropped ** [ 1348.988192][ T32] r10:61c88647 r9:850ce000 r8:857e032c r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 10 printk messages dropped ** [ 1348.988682][ T32] r4:8576e500 [ 1348.989156][ T32] INFO: task kworker/1:500:6523 is blocked on a mutex likely owned by task kworker/0:315:3960. [ 1348.989196][ T32] task:kworker/0:315 state:R running task stack:0 pid:3960 tgid:3960 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.989308][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.989400][ T32] Call trace: [ 1348.989514][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1348.989568][ T32] r10:8280c9b4 r9:84b7bc00 r8:80200be4 r7:e08d9d54 r6:ffffffff r5:84b7bc00 [ 1348.989592][ T32] r4:00000000 [ 1348.989612][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.989670][ T32] Exception stack(0xe08d9d20 to 0xe08d9d68) [ 1348.989755][ T32] 9d20: bb461000 e06bf000 00000001 80239b98 7f325000 00000001 82ac11c4 82ac05a0 [ 1348.989814][ T32] 9d40: 7f325000 e06bf000 8280c9b4 e08d9d9c e08d9da0 e08d9d70 80230ad4 80239bb0 [ 1348.989842][ T32] 9d60: 80050113 ffffffff [ 1348.989865][ T32] r5:80050113 r4:80239bb0 [ 1348.989885][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1348.989927][ T32] r4:82ac11e4 [ 1348.989958][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.990011][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08d9dc0 r5:e08d9e08 [ 1348.990059][ T32] r4:e08d9dc0 [ 1348.990094][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1348.990139][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9b40 [ 1348.990161][ T32] r4:00000000 [ 1348.990197][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1348.990321][ T32] r9:83018005 r8:84b7bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f09d000 [ 1348.990429][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1348.990502][ T32] r5:00001000 r4:e06eb000 [ 1348.990546][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1349.011184][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.011349][ T32] r5:8512438c r4:85124000 [ 1349.011380][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1349.011430][ T32] r7:dddced40 r6:83018000 r5:8512438c r4:84b0bd00 [ 1349.011469][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1349.011526][ T32] r10:61c88647 r9:84b7bc00 r8:84b0bd2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1349.011549][ T32] r4:84b0bd00 [ 1349.011569][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1349.011640][ T32] r10:00000000 r9:84b0bd00 r8:8027ecf4 r7:e08b1e60 r6:85024500 r5:84b7bc00 [ 1349.011693][ T32] r4:00000001 [ 1349.011742][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.011783][ T32] Exception stack(0xe08d9fb0 to 0xe08d9ff8) [ 1349.011921][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1349.012015][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.012047][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.012085][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1349.012118][ T32] r4:850d9a80 [ 1349.012145][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1349.012176][ T32] INFO: task kworker/1:501:6525 blocked for more than 475 seconds. [ 1349.012209][ T32] Not tainted 6.15.0-syzkaller #0 [ 1349.012234][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1349.012256][ T32] task:kworker/1:501 state:D stack:0 pid:6525 tgid:6525 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.012315][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.012363][ T32] Call trace: [ 1349.012410][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1349.012519][ T32] r10:829189c0 r9:ed0edd84 r8:00000002 r7:60000113 r6:ed0edd8c r5:850cec00 [ 1349.012600][ T32] r4:850cec00 [ 1349.012623][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1349.012679][ T32] r5:850cec00 r4:829189bc [ 1349.012727][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.012798][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1349.012847][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed0ede08 [ 1349.012870][ T32] r4:00000000 [ 1349.012910][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1349.012950][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1349.012992][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1349.013039][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8576e980 [ 1349.013063][ T32] r4:00000000 [ 1349.013114][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) ** 3 printk messages dropped ** [ 1349.013301][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) ** 7 printk messages dropped ** [ 1349.013651][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) ** 10 printk messages dropped ** [ 1349.014692][ T32] task:kworker/0:315 state:R running task stack:0 pid:3960 tgid:3960 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 14 printk messages dropped ** [ 1349.015584][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08d9dc0 r5:e08d9e08 ** 7 printk messages dropped ** [ 1349.015962][ T32] r5:00001000 r4:e06eb000 ** 5 printk messages dropped ** [ 1349.016186][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1349.016683][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1349.017100][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1349.017405][ T32] r5:850cd400 r4:829189bc [ 1349.017429][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.017470][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1349.017515][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed0f1e08 [ 1349.017539][ T32] r4:00000000 [ 1349.017557][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1349.017596][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1349.017645][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1349.017689][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8576eb80 [ 1349.017738][ T32] r4:00000000 [ 1349.017760][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1349.017826][ T32] r9:83018205 r8:850cd400 r7:00000000 r6:83018200 r5:00001000 r4:7f273000 [ 1349.017878][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1349.017920][ T32] r5:00001000 r4:ec87d000 [ 1349.017941][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1349.018007][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.018074][ T32] r5:8593e78c r4:8593e400 [ 1349.018158][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1349.018205][ T32] r7:ddde2d40 r6:83018200 r5:8593e78c r4:857e0500 [ 1349.018226][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1349.018360][ T32] r10:61c88647 r9:850cd400 r8:857e052c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1349.018437][ T32] r4:857e0500 [ 1349.018460][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1349.018505][ T32] r10:00000000 r9:857e0500 r8:8027ecf4 r7:ed0ede60 r6:857e0580 r5:850cd400 [ 1349.018559][ T32] r4:00000001 [ 1349.018610][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.018687][ T32] Exception stack(0xed0f1fb0 to 0xed0f1ff8) [ 1349.018716][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1349.018823][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.018862][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.018905][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1349.018928][ T32] r4:8576e780 [ 1349.019362][ T32] INFO: task kworker/1:502:6526 is blocked on a mutex likely owned by task kworker/0:315:3960. [ 1349.019401][ T32] task:kworker/0:315 state:R running task stack:0 pid:3960 tgid:3960 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.019461][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.019683][ T32] Call trace: [ 1349.019823][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1349.019884][ T32] r10:8280c9b4 r9:84b7bc00 r8:80200be4 r7:e08d9d54 r6:ffffffff r5:84b7bc00 [ 1349.019922][ T32] r4:00000000 [ 1349.019966][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.020010][ T32] Exception stack(0xe08d9d20 to 0xe08d9d68) [ 1349.020126][ T32] 9d20: bb6c2000 e06bf000 00000001 80239b98 7f325000 00000001 82ac11c4 82ac05a0 [ 1349.020317][ T32] 9d40: 7f325000 e06bf000 8280c9b4 e08d9d9c e08d9da0 e08d9d70 80230ad4 80239bb0 [ 1349.020422][ T32] 9d60: 80050113 ffffffff [ 1349.020619][ T32] r5:80050113 r4:80239bb0 [ 1349.051446][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1349.051550][ T32] r4:82ac11e4 [ 1349.051646][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.051696][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08d9dc0 r5:e08d9e08 [ 1349.051722][ T32] r4:e08d9dc0 [ 1349.051741][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1349.051785][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9b40 [ 1349.051807][ T32] r4:00000000 [ 1349.051851][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1349.051909][ T32] r9:83018005 r8:84b7bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f09d000 [ 1349.051960][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1349.052007][ T32] r5:00001000 r4:e06eb000 [ 1349.052043][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1349.052086][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.052134][ T32] r5:8512438c r4:85124000 [ 1349.052180][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1349.052230][ T32] r7:dddced40 r6:83018000 r5:8512438c r4:84b0bd00 [ 1349.052252][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1349.052313][ T32] r10:61c88647 r9:84b7bc00 r8:84b0bd2c r7:82804d40 r6:dddced40 r5:dddced60 ** 1 printk messages dropped ** [ 1349.052455][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) ** 4 printk messages dropped ** [ 1349.052661][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 15 printk messages dropped ** [ 1349.053599][ T32] r5:850cc800 r4:829189bc [ 1349.053653][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 6 printk messages dropped ** [ 1349.054062][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8576ecc0 ** 9 printk messages dropped ** [ 1349.054500][ T32] r7:ddde2d40 r6:83018200 r5:8593eb8c r4:857e0600 ** 8 printk messages dropped ** [ 1349.054795][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 10 printk messages dropped ** [ 1349.056278][ T32] r4:00000000 [ 1349.056297][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.056351][ T32] Exception stack(0xe08d9d20 to 0xe08d9d68) [ 1349.056400][ T32] 9d20: bbd12000 e06bf000 00000001 80239b98 7f325000 00000001 82ac11c4 82ac05a0 [ 1349.056491][ T32] 9d40: 7f325000 e06bf000 8280c9b4 e08d9d9c e08d9da0 e08d9d70 80230ad4 80239bb0 [ 1349.056519][ T32] 9d60: 80050113 ffffffff [ 1349.056576][ T32] r5:80050113 r4:80239bb0 [ 1349.056623][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1349.056671][ T32] r4:82ac11e4 [ 1349.056691][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.056759][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08d9dc0 r5:e08d9e08 [ 1349.056785][ T32] r4:e08d9dc0 [ 1349.056806][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1349.056848][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9b40 [ 1349.056871][ T32] r4:00000000 [ 1349.056890][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1349.056957][ T32] r9:83018005 r8:84b7bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f09d000 [ 1349.056984][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1349.057040][ T32] r5:00001000 r4:e06eb000 [ 1349.057061][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1349.057108][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.057158][ T32] r5:8512438c r4:85124000 [ 1349.057199][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1349.057323][ T32] r7:dddced40 r6:83018000 r5:8512438c r4:84b0bd00 [ 1349.057348][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1349.057394][ T32] r10:61c88647 r9:84b7bc00 r8:84b0bd2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1349.057443][ T32] r4:84b0bd00 [ 1349.057466][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1349.057512][ T32] r10:00000000 r9:84b0bd00 r8:8027ecf4 r7:e08b1e60 r6:85024500 r5:84b7bc00 [ 1349.057621][ T32] r4:00000001 [ 1349.057646][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.057684][ T32] Exception stack(0xe08d9fb0 to 0xe08d9ff8) [ 1349.057710][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1349.057737][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.057763][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.057819][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1349.057845][ T32] r4:850d9a80 [ 1349.057892][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1349.057923][ T32] INFO: task kworker/1:504:6531 blocked for more than 475 seconds. [ 1349.057953][ T32] Not tainted 6.15.0-syzkaller #0 [ 1349.057994][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1349.058048][ T32] task:kworker/1:504 state:D stack:0 pid:6531 tgid:6531 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.058106][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.058209][ T32] Call trace: [ 1349.058273][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1349.058321][ T32] r10:829189c0 r9:ed0f9d84 r8:00000002 r7:60000113 r6:ed0f9d8c r5:850c8c00 [ 1349.058345][ T32] r4:850c8c00 [ 1349.058364][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1349.058403][ T32] r5:850c8c00 r4:829189bc [ 1349.058422][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.058459][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1349.058513][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed0f9e08 [ 1349.058594][ T32] r4:00000000 [ 1349.058619][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1349.058669][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1349.058714][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1349.058755][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8576ee00 [ 1349.058805][ T32] r4:00000000 [ 1349.058828][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1349.058869][ T32] r9:83018205 r8:850c8c00 r7:00000000 r6:83018200 r5:00001000 r4:7f277000 [ 1349.058890][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1349.058927][ T32] r5:00001000 r4:ec99d000 [ 1349.058957][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1349.058999][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.059037][ T32] r5:8593ef8c r4:8593ec00 [ 1349.059058][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1349.059137][ T32] r7:ddde2d40 r6:83018200 r5:8593ef8c r4:857e0700 ** 5 printk messages dropped ** [ 1349.059378][ T32] r4:00000001 ** 6 printk messages dropped ** [ 1349.059594][ T32] r4:8576eb40 ** 3 printk messages dropped ** [ 1349.060154][ T32] Call trace: ** 7 printk messages dropped ** [ 1349.083410][ T32] 9d60: 80050113 ffffffff ** 5 printk messages dropped ** [ 1349.083825][ T32] r4:e08d9dc0 ** 6 printk messages dropped ** [ 1349.084191][ T32] r5:00001000 r4:e06eb000 ** 4 printk messages dropped ** [ 1349.084624][ T32] r7:dddced40 r6:83018000 r5:8512438c r4:84b0bd00 ** 8 printk messages dropped ** [ 1349.085039][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1349.085370][ T32] Not tainted 6.15.0-syzkaller #0 ** 6 printk messages dropped ** [ 1349.085740][ T32] r4:850c8000 ** 1 printk messages dropped ** [ 1349.085801][ T32] r5:850c8000 r4:829189bc [ 1349.085822][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 6 printk messages dropped ** [ 1349.086061][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8576efc0 ** 8 printk messages dropped ** [ 1349.086498][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) ** 10 printk messages dropped ** [ 1349.087003][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 11 printk messages dropped ** [ 1349.088379][ T32] Exception stack(0xe08d9d20 to 0xe08d9d68) ** 8 printk messages dropped ** [ 1349.088731][ T32] r4:e08d9dc0 ** 2 printk messages dropped ** [ 1349.088952][ T32] r4:00000000 [ 1349.089094][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1349.089143][ T32] r9:83018005 r8:84b7bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f09d000 [ 1349.089166][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1349.089210][ T32] r5:00001000 r4:e06eb000 [ 1349.089243][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1349.089287][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.089328][ T32] r5:8512438c r4:85124000 [ 1349.089405][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1349.089458][ T32] r7:dddced40 r6:83018000 r5:8512438c r4:84b0bd00 [ 1349.089481][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1349.089539][ T32] r10:61c88647 r9:84b7bc00 r8:84b0bd2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1349.089566][ T32] r4:84b0bd00 [ 1349.089614][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1349.089663][ T32] r10:00000000 r9:84b0bd00 r8:8027ecf4 r7:e08b1e60 r6:85024500 r5:84b7bc00 [ 1349.089687][ T32] r4:00000001 [ 1349.089733][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.089782][ T32] Exception stack(0xe08d9fb0 to 0xe08d9ff8) [ 1349.089841][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1349.089908][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.089939][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.089968][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1349.090017][ T32] r4:850d9a80 [ 1349.090068][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1349.090108][ T32] INFO: task kworker/1:506:6534 blocked for more than 475 seconds. [ 1349.090142][ T32] Not tainted 6.15.0-syzkaller #0 [ 1349.090218][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1349.090244][ T32] task:kworker/1:506 state:D stack:0 pid:6534 tgid:6534 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.090297][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.090490][ T32] Call trace: [ 1349.114350][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1349.114442][ T32] r10:829189c0 r9:ed101d84 r8:00000002 r7:60000113 r6:ed101d8c r5:85850000 [ 1349.114469][ T32] r4:85850000 [ 1349.114492][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1349.114574][ T32] r5:85850000 r4:829189bc [ 1349.114601][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.114672][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1349.114723][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed101e08 [ 1349.114797][ T32] r4:00000000 [ 1349.114821][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1349.114906][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1349.115084][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1349.115169][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bc1e80 [ 1349.115221][ T32] r4:00000000 [ 1349.115247][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1349.115295][ T32] r9:83018205 r8:85850000 r7:00000000 r6:83018200 r5:00001000 r4:7f27b000 [ 1349.115320][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1349.115388][ T32] r5:00001000 r4:eca9b000 [ 1349.115414][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1349.115471][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.115529][ T32] r5:8593f78c r4:8593f400 [ 1349.115555][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1349.115625][ T32] r7:ddde2d40 r6:83018200 r5:8593f78c r4:857e0900 [ 1349.115653][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1349.115725][ T32] r10:61c88647 r9:85850000 r8:857e092c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1349.115753][ T32] r4:857e0900 [ 1349.115775][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1349.115823][ T32] r10:00000000 r9:857e0900 r8:8027ecf4 r7:ed0fde60 r6:857e0980 r5:85850000 [ 1349.115846][ T32] r4:00000001 [ 1349.115866][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.115903][ T32] Exception stack(0xed101fb0 to 0xed101ff8) [ 1349.115934][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1349.115965][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.115993][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.116022][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1349.116046][ T32] r4:8576ee40 [ 1349.116617][ T32] INFO: task kworker/1:506:6534 is blocked on a mutex likely owned by task kworker/0:315:3960. ** 4 printk messages dropped ** [ 1349.117030][ T32] r10:8280c9b4 r9:84b7bc00 r8:80200be4 r7:e08d9d54 r6:ffffffff r5:84b7bc00 ** 10 printk messages dropped ** [ 1349.117580][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08d9dc0 r5:e08d9e08 ** 9 printk messages dropped ** [ 1349.118004][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1349.118407][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1349.118817][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 9 printk messages dropped ** [ 1349.119410][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) ** 3 printk messages dropped ** [ 1349.119593][ T32] r5:85851800 r4:829189bc ** 1 printk messages dropped ** [ 1349.119651][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) ** 11 printk messages dropped ** [ 1349.120330][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1349.120369][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.120407][ T32] r5:8593fb8c r4:8593f800 [ 1349.120438][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1349.120532][ T32] r7:ddde2d40 r6:83018200 r5:8593fb8c r4:857e0a00 [ 1349.135874][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1349.136075][ T32] r10:61c88647 r9:85851800 r8:857e0a2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1349.136203][ T32] r4:857e0a00 [ 1349.136230][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1349.136281][ T32] r10:00000000 r9:857e0a00 r8:8027ecf4 r7:ed101e60 r6:857e0a80 r5:85851800 [ 1349.136390][ T32] r4:00000001 [ 1349.136414][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.136454][ T32] Exception stack(0xed109fb0 to 0xed109ff8) [ 1349.136483][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1349.136673][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.136704][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.136734][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1349.136756][ T32] r4:857e3f00 [ 1349.137340][ T32] INFO: task kworker/1:507:6535 is blocked on a mutex likely owned by task kworker/0:315:3960. [ 1349.137382][ T32] task:kworker/0:315 state:R running task stack:0 pid:3960 tgid:3960 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.137590][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.137951][ T32] Call trace: [ 1349.138016][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1349.138073][ T32] r10:8280c9b4 r9:84b7bc00 r8:80200be4 r7:e08d9d54 r6:ffffffff r5:84b7bc00 [ 1349.138133][ T32] r4:00000000 [ 1349.138410][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.138579][ T32] Exception stack(0xe08d9d20 to 0xe08d9d68) [ 1349.138657][ T32] 9d20: bc45b000 e06bf000 00000001 80239b98 7f325000 00000001 82ac11c4 82ac05a0 [ 1349.138693][ T32] 9d40: 7f325000 e06bf000 8280c9b4 e08d9d9c e08d9da0 e08d9d70 80230ad4 80239bb0 [ 1349.138719][ T32] 9d60: 80050113 ffffffff [ 1349.138755][ T32] r5:80050113 r4:80239bb0 [ 1349.138780][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1349.138828][ T32] r4:82ac11e4 [ 1349.138848][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.138912][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08d9dc0 r5:e08d9e08 ** 7 printk messages dropped ** [ 1349.139460][ T32] r5:00001000 r4:e06eb000 ** 5 printk messages dropped ** [ 1349.139770][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) ** 10 printk messages dropped ** [ 1349.140245][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1349.140269][ T32] r4:850d9a80 [ 1349.140317][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1349.140365][ T32] INFO: task kworker/1:508:6538 blocked for more than 475 seconds. [ 1349.140428][ T32] Not tainted 6.15.0-syzkaller #0 [ 1349.140458][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1349.140481][ T32] task:kworker/1:508 state:D stack:0 pid:6538 tgid:6538 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.140529][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.140570][ T32] Call trace: [ 1349.140616][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1349.140734][ T32] r10:829189c0 r9:ed10dd84 r8:00000002 r7:60000113 r6:ed10dd8c r5:85853000 [ 1349.154743][ T32] r4:85853000 [ 1349.154926][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1349.155075][ T32] r5:85853000 r4:829189bc [ 1349.155159][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.155254][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1349.155361][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed10de08 [ 1349.155452][ T32] r4:00000000 [ 1349.155537][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1349.155633][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1349.155740][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1349.155865][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857d14c0 [ 1349.155938][ T32] r4:00000000 [ 1349.156011][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1349.156141][ T32] r9:83018205 r8:85853000 r7:00000000 r6:83018200 r5:00001000 r4:7f27f000 [ 1349.156210][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1349.156328][ T32] r5:00001000 r4:ecc75000 [ 1349.156394][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1349.156508][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.156622][ T32] r5:8593ff8c r4:8593fc00 [ 1349.156675][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1349.156777][ T32] r7:ddde2d40 r6:83018200 r5:8593ff8c r4:857e0b00 [ 1349.156852][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1349.156954][ T32] r10:61c88647 r9:85853000 r8:857e0b2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1349.157008][ T32] r4:857e0b00 ** 2 printk messages dropped ** [ 1349.157261][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1349.157630][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1349.159439][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1349.159999][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) ** 13 printk messages dropped ** [ 1349.182389][ T32] r5:8512438c r4:85124000 ** 6 printk messages dropped ** [ 1349.183064][ T32] r10:00000000 r9:84b0bd00 r8:8027ecf4 r7:e08b1e60 r6:85024500 r5:84b7bc00 ** 9 printk messages dropped ** [ 1349.183753][ T32] INFO: task kworker/1:509:6540 blocked for more than 475 seconds. ** 7 printk messages dropped ** [ 1349.184542][ T32] r4:85853c00 ** 1 printk messages dropped ** [ 1349.184690][ T32] r5:85853c00 r4:829189bc ** 3 printk messages dropped ** [ 1349.185004][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1349.185570][ T32] r9:83018205 r8:85853c00 r7:00000000 r6:83018200 r5:00001000 r4:7f287000 ** 9 printk messages dropped ** [ 1349.186447][ T32] r4:857e0c00 ** 5 printk messages dropped ** [ 1349.186897][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1349.188586][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1349.189319][ T32] 9d40: 7f325000 e06bf000 8280c9b4 e08d9d9c e08d9da0 e08d9d70 80230ad4 80239bb0 ** 9 printk messages dropped ** [ 1349.189837][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1349.190264][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 15 printk messages dropped ** [ 1349.222101][ T32] r4:850d9a80 ** 2 printk messages dropped ** [ 1349.222404][ T32] Not tainted 6.15.0-syzkaller #0 [ 1349.222476][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1349.222535][ T32] task:kworker/1:510 state:D stack:0 pid:6542 tgid:6542 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.222664][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.222789][ T32] Call trace: [ 1349.222865][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1349.222973][ T32] r10:829189c0 r9:ed115d84 r8:00000002 r7:60000013 r6:ed115d8c r5:85854800 [ 1349.223057][ T32] r4:85854800 [ 1349.223144][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1349.223262][ T32] r5:85854800 r4:829189bc [ 1349.223319][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.223423][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1349.223541][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed115e08 [ 1349.223611][ T32] r4:00000000 [ 1349.223686][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1349.223780][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1349.223872][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1349.223956][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857d16c0 [ 1349.224021][ T32] r4:00000000 [ 1349.224074][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1349.224176][ T32] r9:83018205 r8:85854800 r7:00000000 r6:83018200 r5:00001000 r4:7f281000 [ 1349.224249][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1349.224378][ T32] r5:00001000 r4:eccf5000 [ 1349.224437][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1349.224531][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.224626][ T32] r5:8481638c r4:84816000 [ 1349.224681][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1349.224782][ T32] r7:ddde2d40 r6:83018200 r5:8481638c r4:857e0d00 [ 1349.224833][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1349.224925][ T32] r10:61c88647 r9:85854800 r8:857e0d2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 5 printk messages dropped ** [ 1349.225388][ T32] Exception stack(0xed115fb0 to 0xed115ff8) ** 6 printk messages dropped ** [ 1349.226870][ T32] task:kworker/0:315 state:R running task stack:0 pid:3960 tgid:3960 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1349.227684][ T32] Exception stack(0xe08d9d20 to 0xe08d9d68) [ 1349.227759][ T32] 9d20: bc8b9000 e06bf000 00000001 80239b98 7f325000 00000001 82ac11c4 82ac05a0 [ 1349.227846][ T32] 9d40: 7f325000 e06bf000 8280c9b4 e08d9d9c e08d9da0 e08d9d70 80230ad4 80239bb0 [ 1349.227908][ T32] 9d60: 80050113 ffffffff [ 1349.227966][ T32] r5:80050113 r4:80239bb0 [ 1349.228017][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1349.228114][ T32] r4:82ac11e4 [ 1349.228168][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.228269][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08d9dc0 r5:e08d9e08 [ 1349.228321][ T32] r4:e08d9dc0 [ 1349.228381][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1349.228469][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9b40 [ 1349.228520][ T32] r4:00000000 [ 1349.228578][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1349.228681][ T32] r9:83018005 r8:84b7bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f09d000 [ 1349.228736][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1349.228830][ T32] r5:00001000 r4:e06eb000 [ 1349.228877][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1349.228967][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.229056][ T32] r5:8512438c r4:85124000 [ 1349.229105][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1349.229207][ T32] r7:dddced40 r6:83018000 r5:8512438c r4:84b0bd00 [ 1349.229256][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1349.229392][ T32] r10:61c88647 r9:84b7bc00 r8:84b0bd2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1349.229444][ T32] r4:84b0bd00 [ 1349.229488][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1349.229584][ T32] r10:00000000 r9:84b0bd00 r8:8027ecf4 r7:e08b1e60 r6:85024500 r5:84b7bc00 [ 1349.229661][ T32] r4:00000001 [ 1349.229741][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.229830][ T32] Exception stack(0xe08d9fb0 to 0xe08d9ff8) [ 1349.229892][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1349.229960][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.230023][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.230088][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1349.230146][ T32] r4:850d9a80 [ 1349.230218][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1349.230290][ T32] INFO: task kworker/1:511:6543 blocked for more than 475 seconds. [ 1349.230369][ T32] Not tainted 6.15.0-syzkaller #0 [ 1349.230429][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1349.230478][ T32] task:kworker/1:511 state:D stack:0 pid:6543 tgid:6543 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.259641][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.259862][ T32] Call trace: ** 2 printk messages dropped ** [ 1349.260141][ T32] r4:85850c00 ** 1 printk messages dropped ** [ 1349.260319][ T32] r5:85850c00 r4:829189bc [ 1349.260386][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 1 printk messages dropped ** [ 1349.266257][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed119e08 ** 8 printk messages dropped ** [ 1349.266791][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) ** 7 printk messages dropped ** [ 1349.267204][ T32] r10:61c88647 r9:85850c00 r8:857e0e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 10 printk messages dropped ** [ 1349.267741][ T32] r4:857d1540 ** 2 printk messages dropped ** [ 1349.268417][ T32] Workqueue: events bpf_prog_free_deferred ** 9 printk messages dropped ** [ 1349.268875][ T32] r5:80050113 r4:80239bb0 ** 4 printk messages dropped ** [ 1349.269050][ T32] r4:e08d9dc0 ** 4 printk messages dropped ** [ 1349.269271][ T32] r9:83018005 r8:84b7bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f09d000 ** 9 printk messages dropped ** [ 1349.269629][ T32] r4:84b0bd00 [ 1349.269647][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1349.269692][ T32] r10:00000000 r9:84b0bd00 r8:8027ecf4 r7:e08b1e60 r6:85024500 r5:84b7bc00 [ 1349.269714][ T32] r4:00000001 [ 1349.269732][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.269765][ T32] Exception stack(0xe08d9fb0 to 0xe08d9ff8) [ 1349.269789][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1349.269834][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.269864][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.269943][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1349.269968][ T32] r4:850d9a80 [ 1349.269989][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1349.270018][ T32] INFO: task kworker/1:512:6548 blocked for more than 475 seconds. [ 1349.270052][ T32] Not tainted 6.15.0-syzkaller #0 [ 1349.270102][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1349.270200][ T32] task:kworker/1:512 state:D stack:0 pid:6548 tgid:6548 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.270391][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.270431][ T32] Call trace: [ 1349.270459][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1349.270504][ T32] r10:829189c0 r9:ed105d84 r8:00000002 r7:60000113 r6:ed105d8c r5:85855400 [ 1349.284055][ T32] r4:85855400 [ 1349.284170][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1349.284248][ T32] r5:85855400 r4:829189bc [ 1349.284296][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.284349][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1349.284400][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed105e08 [ 1349.284422][ T32] r4:00000000 [ 1349.284441][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1349.284531][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1349.284737][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1349.284796][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857d1c00 [ 1349.284832][ T32] r4:00000000 [ 1349.284878][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1349.284974][ T32] r9:83018205 r8:85855400 r7:00000000 r6:83018200 r5:00001000 r4:7f289000 [ 1349.285027][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1349.285126][ T32] r5:00001000 r4:ecd77000 [ 1349.285192][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1349.285290][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.285416][ T32] r5:85948b8c r4:85948800 [ 1349.285474][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1349.285592][ T32] r7:ddde2d40 r6:83018200 r5:85948b8c r4:857e0f00 [ 1349.285697][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1349.285839][ T32] r10:61c88647 r9:85855400 r8:857e0f2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1349.285906][ T32] r4:857e0f00 [ 1349.285966][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1349.286093][ T32] r10:00000000 r9:857e0f00 r8:8027ecf4 r7:ed111e60 r6:857e0f80 r5:85855400 ** 5 printk messages dropped ** [ 1349.286570][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1349.287958][ T32] r4:00000000 ** 7 printk messages dropped ** [ 1349.288426][ T32] r4:82ac11e4 ** 4 printk messages dropped ** [ 1349.288738][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9b40 ** 8 printk messages dropped ** [ 1349.289144][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) ** 9 printk messages dropped ** [ 1349.289637][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1349.289987][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1349.290298][ T32] r4:85856000 [ 1349.290320][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1349.290368][ T32] r5:85856000 r4:829189bc [ 1349.290415][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.290625][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1349.305772][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed121e08 [ 1349.305821][ T32] r4:00000000 [ 1349.305907][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1349.305979][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1349.306021][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1349.306068][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857d1dc0 [ 1349.306095][ T32] r4:00000000 [ 1349.306126][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1349.306180][ T32] r9:83018205 r8:85856000 r7:00000000 r6:83018200 r5:00001000 r4:7f28b000 [ 1349.306204][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1349.306259][ T32] r5:00001000 r4:ecdb7000 [ 1349.306308][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1349.306358][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.306424][ T32] r5:85948f8c r4:85948c00 [ 1349.306450][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1349.306521][ T32] r7:ddde2d40 r6:83018200 r5:85948f8c r4:857f6000 [ 1349.306580][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1349.306630][ T32] r10:61c88647 r9:85856000 r8:857f602c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1349.306652][ T32] r4:857f6000 [ 1349.306689][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1349.306737][ T32] r10:00000000 r9:857f6000 r8:8027ecf4 r7:ed105e60 r6:857f6080 r5:85856000 [ 1349.306759][ T32] r4:00000001 [ 1349.306804][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.306906][ T32] Exception stack(0xed121fb0 to 0xed121ff8) [ 1349.306939][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1349.306969][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.306996][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.307052][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1349.307078][ T32] r4:857d1a00 [ 1349.307664][ T32] INFO: task kworker/1:513:6549 is blocked on a mutex likely owned by task kworker/0:315:3960. [ 1349.307707][ T32] task:kworker/0:315 state:R running task stack:0 pid:3960 tgid:3960 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 1349.308289][ T32] r5:80050113 r4:80239bb0 ** 4 printk messages dropped ** [ 1349.308520][ T32] r4:e08d9dc0 ** 4 printk messages dropped ** [ 1349.308835][ T32] r9:83018005 r8:84b7bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f09d000 ** 9 printk messages dropped ** [ 1349.309596][ T32] r4:84b0bd00 ** 5 printk messages dropped ** [ 1349.310056][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1349.325360][ T32] task:kworker/1:514 state:D stack:0 pid:6552 tgid:6552 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1349.326075][ T32] r5:85856c00 r4:829189bc ** 6 printk messages dropped ** [ 1349.326579][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) ** 15 printk messages dropped ** [ 1349.327263][ T32] r10:00000000 r9:857f6100 r8:8027ecf4 r7:ed121e60 r6:857f6180 r5:85856c00 ** 18 printk messages dropped ** [ 1349.328879][ T32] 9d40: 7f325000 e06bf000 8280c9b4 e08d9d9c e08d9da0 e08d9d70 80230ad4 80239bb0 ** 21 printk messages dropped ** [ 1349.329913][ T32] r4:84b0bd00 [ 1349.329962][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1349.330010][ T32] r10:00000000 r9:84b0bd00 r8:8027ecf4 r7:e08b1e60 r6:85024500 r5:84b7bc00 [ 1349.330082][ T32] r4:00000001 [ 1349.330110][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.330146][ T32] Exception stack(0xe08d9fb0 to 0xe08d9ff8) [ 1349.330240][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1349.330272][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.330299][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.330326][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1349.330364][ T32] r4:850d9a80 [ 1349.330389][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1349.330421][ T32] INFO: task kworker/1:515:6553 blocked for more than 475 seconds. [ 1349.330585][ T32] Not tainted 6.15.0-syzkaller #0 [ 1349.351164][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1349.351220][ T32] task:kworker/1:515 state:D stack:0 pid:6553 tgid:6553 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.351354][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.351452][ T32] Call trace: [ 1349.351543][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1349.351630][ T32] r10:829189c0 r9:ed129d84 r8:00000002 r7:60000113 r6:ed129d8c r5:85852400 [ 1349.351659][ T32] r4:85852400 [ 1349.351679][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1349.351720][ T32] r5:85852400 r4:829189bc [ 1349.351740][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.351778][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1349.351879][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed129e08 [ 1349.351945][ T32] r4:00000000 [ 1349.351968][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1349.352026][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1349.352096][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1349.352141][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857d1f80 [ 1349.352163][ T32] r4:00000000 [ 1349.352205][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1349.352252][ T32] r9:83018205 r8:85852400 r7:00000000 r6:83018200 r5:00001000 r4:7f28f000 [ 1349.352274][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1349.352314][ T32] r5:00001000 r4:ece19000 ** 1 printk messages dropped ** [ 1349.352416][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1349.353291][ T32] Exception stack(0xed129fb0 to 0xed129ff8) ** 6 printk messages dropped ** [ 1349.354043][ T32] task:kworker/0:315 state:R running task stack:0 pid:3960 tgid:3960 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 13 printk messages dropped ** [ 1349.354931][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) ** 11 printk messages dropped ** [ 1349.356012][ T32] r5:8512438c r4:85124000 ** 4 printk messages dropped ** [ 1349.356454][ T32] r4:84b0bd00 ** 5 printk messages dropped ** [ 1349.356942][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1349.357821][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1349.358301][ T32] r5:85858000 r4:829189bc [ 1349.358321][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 5 printk messages dropped ** [ 1349.358527][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) ** 9 printk messages dropped ** [ 1349.358957][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) ** 11 printk messages dropped ** [ 1349.359656][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 12 printk messages dropped ** [ 1349.389364][ T32] 9d40: 7f325000 e06bf000 8280c9b4 e08d9d9c e08d9da0 e08d9d70 80230ad4 80239bb0 ** 11 printk messages dropped ** [ 1349.389865][ T32] r9:83018005 r8:84b7bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f09d000 ** 11 printk messages dropped ** [ 1349.390440][ T32] r10:00000000 r9:84b0bd00 r8:8027ecf4 r7:e08b1e60 r6:85024500 r5:84b7bc00 ** 10 printk messages dropped ** [ 1349.393734][ T32] Not tainted 6.15.0-syzkaller #0 [ 1349.393760][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1349.393788][ T32] task:kworker/1:517 state:D stack:0 pid:6557 tgid:6557 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.393879][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.393935][ T32] Call trace: [ 1349.393993][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1349.394052][ T32] r10:829189c0 r9:ed131d84 r8:00000002 r7:60000113 r6:ed131d8c r5:85858c00 [ 1349.394154][ T32] r4:85858c00 [ 1349.394211][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1349.394285][ T32] r5:85858c00 r4:829189bc [ 1349.394336][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.394461][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1349.394537][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed131e08 [ 1349.394563][ T32] r4:00000000 [ 1349.394610][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1349.394653][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1349.394693][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1349.394760][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bb6440 [ 1349.394788][ T32] r4:00000000 [ 1349.394807][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1349.394876][ T32] r9:83018205 r8:85858c00 r7:00000000 r6:83018200 r5:00001000 r4:7f295000 [ 1349.394929][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1349.394994][ T32] r5:00001000 r4:ecf9b000 [ 1349.395023][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1349.395148][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.395249][ T32] r5:8594a38c r4:8594a000 [ 1349.395301][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1349.395431][ T32] r7:ddde2d40 r6:83018200 r5:8594a38c r4:857f6400 [ 1349.395491][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1349.395600][ T32] r10:61c88647 r9:85858c00 r8:857f642c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1349.395677][ T32] r4:857f6400 [ 1349.395745][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1349.395875][ T32] r10:00000000 r9:857f6400 r8:8027ecf4 r7:ed12de60 r6:857f6480 r5:85858c00 [ 1349.395935][ T32] r4:00000001 [ 1349.396003][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.396116][ T32] Exception stack(0xed131fb0 to 0xed131ff8) [ 1349.396229][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1349.396317][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.396387][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.396464][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1349.396524][ T32] r4:84bb61c0 [ 1349.397117][ T32] INFO: task kworker/1:517:6557 is blocked on a mutex likely owned by task kworker/0:315:3960. [ 1349.397165][ T32] task:kworker/0:315 state:R running task stack:0 pid:3960 tgid:3960 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.397258][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.397305][ T32] Call trace: [ 1349.397362][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1349.397414][ T32] r10:8280c9b4 r9:84b7bc00 r8:80200be4 r7:e08d9d54 r6:ffffffff r5:84b7bc00 [ 1349.397438][ T32] r4:00000000 [ 1349.397655][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.397700][ T32] Exception stack(0xe08d9d20 to 0xe08d9d68) [ 1349.397731][ T32] 9d20: bd78a000 e06bf000 00000001 80239b98 7f325000 00000001 82ac11c4 82ac05a0 [ 1349.397760][ T32] 9d40: 7f325000 e06bf000 8280c9b4 e08d9d9c e08d9da0 e08d9d70 80230ad4 80239bb0 [ 1349.397867][ T32] 9d60: 80050113 ffffffff [ 1349.397895][ T32] r5:80050113 r4:80239bb0 [ 1349.397927][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1349.397971][ T32] r4:82ac11e4 [ 1349.397991][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.398034][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08d9dc0 r5:e08d9e08 [ 1349.398057][ T32] r4:e08d9dc0 [ 1349.398092][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1349.398141][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9b40 [ 1349.398165][ T32] r4:00000000 [ 1349.398184][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) ** 5 printk messages dropped ** [ 1349.398484][ T32] r5:8512438c r4:85124000 ** 5 printk messages dropped ** [ 1349.398744][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) ** 8 printk messages dropped ** [ 1349.399236][ T32] r4:850d9a80 ** 4 printk messages dropped ** [ 1349.399630][ T32] task:kworker/1:518 state:D stack:0 pid:6559 tgid:6559 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.399752][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.399802][ T32] Call trace: [ 1349.399866][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1349.399916][ T32] r10:829189c0 r9:ed135d84 r8:00000002 r7:60000013 r6:ed135d8c r5:85859800 [ 1349.399939][ T32] r4:85859800 [ 1349.399971][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1349.400070][ T32] r5:85859800 r4:829189bc [ 1349.400099][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.400143][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1349.400240][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed135e08 [ 1349.400292][ T32] r4:00000000 [ 1349.400316][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1349.400361][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1349.400423][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1349.400563][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bb6280 [ 1349.421310][ T32] r4:00000000 [ 1349.421388][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1349.421466][ T32] r9:83018205 r8:85859800 r7:00000000 r6:83018200 r5:00001000 r4:7f293000 [ 1349.421521][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1349.421598][ T32] r5:00001000 r4:ecf43000 [ 1349.421625][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1349.421781][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.421882][ T32] r5:85949f8c r4:85949c00 [ 1349.421907][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1349.421953][ T32] r7:ddde2d40 r6:83018200 r5:85949f8c r4:857f6500 [ 1349.421975][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1349.422020][ T32] r10:61c88647 r9:85859800 r8:857f652c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1349.422144][ T32] r4:857f6500 [ 1349.422240][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1349.422292][ T32] r10:00000000 r9:857f6500 r8:8027ecf4 r7:ed131e60 r6:857f6580 r5:85859800 [ 1349.422315][ T32] r4:00000001 [ 1349.422424][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.422467][ T32] Exception stack(0xed135fb0 to 0xed135ff8) [ 1349.422498][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1349.422528][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.422554][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.422583][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1349.422672][ T32] r4:84bb6100 [ 1349.423227][ T32] INFO: task kworker/1:518:6559 is blocked on a mutex likely owned by task kworker/0:315:3960. ** 1 printk messages dropped ** [ 1349.423474][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1349.423902][ T32] 9d60: 80050113 ffffffff ** 5 printk messages dropped ** [ 1349.424233][ T32] r4:e08d9dc0 ** 4 printk messages dropped ** [ 1349.424412][ T32] r9:83018005 r8:84b7bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f09d000 ** 9 printk messages dropped ** [ 1349.424790][ T32] r4:84b0bd00 ** 5 printk messages dropped ** [ 1349.425090][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1349.425451][ T32] task:kworker/1:519 state:D stack:0 pid:6561 tgid:6561 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1349.425826][ T32] r5:8585a400 r4:829189bc [ 1349.425874][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.425964][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1349.426024][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed11de08 [ 1349.426047][ T32] r4:00000000 [ 1349.426090][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1349.426132][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1349.426170][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1349.426212][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bb65c0 [ 1349.426234][ T32] r4:00000000 [ 1349.426274][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1349.426335][ T32] r9:83018205 r8:8585a400 r7:00000000 r6:83018200 r5:00001000 r4:7f297000 [ 1349.426392][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1349.426490][ T32] r5:00001000 r4:ecfaf000 [ 1349.426513][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1349.426567][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.426626][ T32] r5:8594a78c r4:8594a400 [ 1349.426656][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1349.426699][ T32] r7:ddde2d40 r6:83018200 r5:8594a78c r4:857f6600 [ 1349.426889][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1349.426940][ T32] r10:61c88647 r9:8585a400 r8:857f662c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1349.426962][ T32] r4:857f6600 [ 1349.426981][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1349.427034][ T32] r10:00000000 r9:857f6600 r8:8027ecf4 r7:ed131e60 r6:857f6680 r5:8585a400 [ 1349.427057][ T32] r4:00000001 [ 1349.427078][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.427145][ T32] Exception stack(0xed11dfb0 to 0xed11dff8) [ 1349.427192][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1349.427235][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.427265][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.427318][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1349.427351][ T32] r4:84bb62c0 [ 1349.427747][ T32] INFO: task kworker/1:519:6561 is blocked on a mutex likely owned by task kworker/0:315:3960. [ 1349.427784][ T32] task:kworker/0:315 state:R running task stack:0 pid:3960 tgid:3960 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.427844][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.427888][ T32] Call trace: [ 1349.428016][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1349.428070][ T32] r10:8280c9b4 r9:84b7bc00 r8:80200be4 r7:e08d9d54 r6:ffffffff r5:84b7bc00 [ 1349.428093][ T32] r4:00000000 [ 1349.428111][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.428213][ T32] Exception stack(0xe08d9d20 to 0xe08d9d68) [ 1349.428248][ T32] 9d20: bda11000 e06bf000 00000001 80239b98 7f325000 00000001 82ac11c4 82ac05a0 ** 6 printk messages dropped ** [ 1349.428920][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08d9dc0 r5:e08d9e08 ** 7 printk messages dropped ** [ 1349.429233][ T32] r5:00001000 r4:e06eb000 ** 4 printk messages dropped ** [ 1349.429456][ T32] r7:dddced40 r6:83018000 r5:8512438c r4:84b0bd00 ** 8 printk messages dropped ** [ 1349.429917][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1349.430172][ T32] task:kworker/1:520 state:D stack:0 pid:6563 tgid:6563 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1349.450438][ T32] r5:8585b000 r4:829189bc ** 1 printk messages dropped ** [ 1349.451424][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 1349.451726][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1349.451980][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 11 printk messages dropped ** [ 1349.452551][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1349.453588][ T32] Call trace: ** 7 printk messages dropped ** [ 1349.453986][ T32] 9d60: 80050113 ffffffff ** 12 printk messages dropped ** [ 1349.454809][ T32] r5:00001000 r4:e06eb000 ** 11 printk messages dropped ** [ 1349.455522][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 17 printk messages dropped ** [ 1349.456522][ T32] r5:8585bc00 r4:829189bc ** 3 printk messages dropped ** [ 1349.456701][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1349.456852][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1349.456897][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bb6900 [ 1349.456922][ T32] r4:00000000 [ 1349.456967][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1349.457012][ T32] r9:83018205 r8:8585bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f29b000 [ 1349.457087][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1349.457159][ T32] r5:00001000 r4:ed14b000 [ 1349.457232][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1349.457273][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.457311][ T32] r5:8594af8c r4:8594ac00 [ 1349.457359][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1349.457565][ T32] r7:ddde2d40 r6:83018200 r5:8594af8c r4:857f6800 [ 1349.457590][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1349.457635][ T32] r10:61c88647 r9:8585bc00 r8:857f682c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1349.457658][ T32] r4:857f6800 [ 1349.457676][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1349.457722][ T32] r10:00000000 r9:857f6800 r8:8027ecf4 r7:ed139e60 r6:857f6880 r5:8585bc00 [ 1349.457745][ T32] r4:00000001 [ 1349.457764][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.457824][ T32] Exception stack(0xed141fb0 to 0xed141ff8) [ 1349.457861][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1349.457891][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.457918][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.458078][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1349.458141][ T32] r4:84bb6540 [ 1349.458745][ T32] INFO: task kworker/1:521:6565 is blocked on a mutex likely owned by task kworker/0:315:3960. [ 1349.458832][ T32] task:kworker/0:315 state:R running task stack:0 pid:3960 tgid:3960 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.458964][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.459064][ T32] Call trace: [ 1349.459189][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1349.459301][ T32] r10:8280c9b4 r9:84b7bc00 r8:80200be4 r7:e08d9d54 r6:ffffffff r5:84b7bc00 [ 1349.459423][ T32] r4:00000000 [ 1349.459493][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.459596][ T32] Exception stack(0xe08d9d20 to 0xe08d9d68) [ 1349.459691][ T32] 9d20: bdc1e000 e06bf000 00000001 80239b98 7f325000 00000001 82ac11c4 82ac05a0 [ 1349.459775][ T32] 9d40: 7f325000 e06bf000 8280c9b4 e08d9d9c e08d9da0 e08d9d70 80230ad4 80239bb0 [ 1349.459833][ T32] 9d60: 80050113 ffffffff [ 1349.459914][ T32] r5:80050113 r4:80239bb0 [ 1349.459970][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1349.460094][ T32] r4:82ac11e4 [ 1349.460195][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.460290][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08d9dc0 r5:e08d9e08 ** 11 printk messages dropped ** [ 1349.496175][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) ** 19 printk messages dropped ** [ 1349.497871][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1349.498534][ T32] r5:8585d400 r4:829189bc ** 5 printk messages dropped ** [ 1349.498991][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) ** 19 printk messages dropped ** [ 1349.511203][ T32] Exception stack(0xed13dfb0 to 0xed13dff8) ** 21 printk messages dropped ** [ 1349.512618][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08d9dc0 r5:e08d9e08 ** 11 printk messages dropped ** [ 1349.513051][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1349.513100][ T32] r7:dddced40 r6:83018000 r5:8512438c r4:84b0bd00 [ 1349.513120][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1349.513166][ T32] r10:61c88647 r9:84b7bc00 r8:84b0bd2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1349.513188][ T32] r4:84b0bd00 [ 1349.513228][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1349.513275][ T32] r10:00000000 r9:84b0bd00 r8:8027ecf4 r7:e08b1e60 r6:85024500 r5:84b7bc00 [ 1349.513297][ T32] r4:00000001 [ 1349.513315][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.513390][ T32] Exception stack(0xe08d9fb0 to 0xe08d9ff8) [ 1349.513419][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1349.513446][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.513471][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.513497][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1349.513552][ T32] r4:850d9a80 [ 1349.513576][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1349.513604][ T32] INFO: task kworker/1:523:6568 blocked for more than 475 seconds. [ 1349.513637][ T32] Not tainted 6.15.0-syzkaller #0 [ 1349.513662][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1349.513682][ T32] task:kworker/1:523 state:D stack:0 pid:6568 tgid:6568 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.513727][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.513801][ T32] Call trace: [ 1349.513834][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1349.513878][ T32] r10:829189c0 r9:ed15dd84 r8:00000002 r7:60000113 r6:ed15dd8c r5:8585e000 [ 1349.513899][ T32] r4:8585e000 [ 1349.513918][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1349.513959][ T32] r5:8585e000 r4:829189bc [ 1349.513978][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.514015][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1349.514081][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed15de08 [ 1349.514108][ T32] r4:00000000 [ 1349.514154][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1349.514195][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1349.514231][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1349.514293][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bb6d00 [ 1349.514320][ T32] r4:00000000 [ 1349.514339][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1349.514381][ T32] r9:83018205 r8:8585e000 r7:00000000 r6:83018200 r5:00001000 r4:7f2d1000 [ 1349.514401][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1349.514459][ T32] r5:00001000 r4:ed163000 [ 1349.514481][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1349.514519][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.514578][ T32] r5:8594b78c r4:8594b400 ** 6 printk messages dropped ** [ 1349.514861][ T32] r10:00000000 r9:857f6a00 r8:8027ecf4 r7:ed13de60 r6:857f6a80 r5:8585e000 ** 18 printk messages dropped ** [ 1349.516168][ T32] 9d40: 7f325000 e06bf000 8280c9b4 e08d9d9c e08d9da0 e08d9d70 80230ad4 80239bb0 ** 9 printk messages dropped ** [ 1349.516607][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1349.516786][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 9 printk messages dropped ** [ 1349.517164][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 10 printk messages dropped ** [ 1349.517786][ T32] task:kworker/1:524 state:D stack:0 pid:6572 tgid:6572 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1349.518526][ T32] r5:8585ec00 r4:829189bc ** 2 printk messages dropped ** [ 1349.518804][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed149e08 ** 8 printk messages dropped ** [ 1349.519495][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) ** 9 printk messages dropped ** [ 1349.519924][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) ** 10 printk messages dropped ** [ 1349.548398][ T32] task:kworker/0:315 state:R running task stack:0 pid:3960 tgid:3960 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 14 printk messages dropped ** [ 1349.549114][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08d9dc0 r5:e08d9e08 ** 9 printk messages dropped ** [ 1349.549524][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 9 printk messages dropped ** [ 1349.549907][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 11 printk messages dropped ** [ 1349.550329][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1349.556668][ T32] r5:8585c800 r4:829189bc [ 1349.556731][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.556821][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1349.556928][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed16de08 [ 1349.556980][ T32] r4:00000000 [ 1349.557027][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1349.557122][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1349.557212][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1349.557304][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8535c180 [ 1349.557361][ T32] r4:00000000 [ 1349.557410][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1349.557511][ T32] r9:83018205 r8:8585c800 r7:00000000 r6:83018200 r5:00001000 r4:7f2d9000 [ 1349.557570][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1349.557669][ T32] r5:00001000 r4:ed193000 [ 1349.557722][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1349.557839][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.557953][ T32] r5:8595478c r4:85954400 [ 1349.558026][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1349.558142][ T32] r7:ddde2d40 r6:83018200 r5:8595478c r4:857f6c00 [ 1349.558188][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1349.558319][ T32] r10:61c88647 r9:8585c800 r8:857f6c2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1349.558389][ T32] r4:857f6c00 [ 1349.558439][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1349.558541][ T32] r10:00000000 r9:857f6c00 r8:8027ecf4 r7:ed149e60 r6:857f6c80 r5:8585c800 [ 1349.558620][ T32] r4:00000001 [ 1349.558680][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.558768][ T32] Exception stack(0xed16dfb0 to 0xed16dff8) [ 1349.558829][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1349.558889][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.559003][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.559137][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1349.559205][ T32] r4:84bb6c00 [ 1349.560153][ T32] INFO: task kworker/1:525:6573 is blocked on a mutex likely owned by task kworker/0:315:3960. [ 1349.560258][ T32] task:kworker/0:315 state:R running task stack:0 pid:3960 tgid:3960 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.560445][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.574377][ T32] Call trace: [ 1349.574469][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1349.574616][ T32] r10:8280c9b4 r9:84b7bc00 r8:80200be4 r7:e08d9d54 r6:ffffffff r5:84b7bc00 [ 1349.574646][ T32] r4:00000000 [ 1349.574667][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.574738][ T32] Exception stack(0xe08d9d20 to 0xe08d9d68) [ 1349.574775][ T32] 9d20: becc2000 e06bf000 00000001 80239b98 7f325000 00000001 82ac11c4 82ac05a0 [ 1349.574804][ T32] 9d40: 7f325000 e06bf000 8280c9b4 e08d9d9c e08d9da0 e08d9d70 80230ad4 80239bb0 [ 1349.574827][ T32] 9d60: 80050113 ffffffff [ 1349.574850][ T32] r5:80050113 r4:80239bb0 [ 1349.574870][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1349.574914][ T32] r4:82ac11e4 [ 1349.574933][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.575007][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08d9dc0 r5:e08d9e08 [ 1349.575033][ T32] r4:e08d9dc0 [ 1349.575053][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1349.575150][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9b40 [ 1349.575191][ T32] r4:00000000 [ 1349.575212][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1349.575257][ T32] r9:83018005 r8:84b7bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f09d000 [ 1349.575278][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1349.575319][ T32] r5:00001000 r4:e06eb000 [ 1349.575338][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1349.575376][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.575457][ T32] r5:8512438c r4:85124000 [ 1349.575502][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1349.575551][ T32] r7:dddced40 r6:83018000 r5:8512438c r4:84b0bd00 [ 1349.575624][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1349.575673][ T32] r10:61c88647 r9:84b7bc00 r8:84b0bd2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1349.575726][ T32] r4:84b0bd00 [ 1349.575769][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1349.575817][ T32] r10:00000000 r9:84b0bd00 r8:8027ecf4 r7:e08b1e60 r6:85024500 r5:84b7bc00 [ 1349.575859][ T32] r4:00000001 [ 1349.575899][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.575937][ T32] Exception stack(0xe08d9fb0 to 0xe08d9ff8) ** 2 printk messages dropped ** [ 1349.576026][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1349.576320][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1349.576926][ T32] r5:85860000 r4:829189bc ** 1 printk messages dropped ** [ 1349.577183][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1349.577303][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed179e08 [ 1349.577365][ T32] r4:00000000 [ 1349.577454][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1349.577550][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1349.577635][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1349.577731][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bb6fc0 [ 1349.577874][ T32] r4:00000000 [ 1349.577932][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) ** 6 printk messages dropped ** [ 1349.578485][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) ** 22 printk messages dropped ** [ 1349.601523][ T32] Exception stack(0xe08d9d20 to 0xe08d9d68) ** 17 printk messages dropped ** [ 1349.602234][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 20 printk messages dropped ** [ 1349.603111][ T32] task:kworker/1:527 state:D stack:0 pid:6577 tgid:6577 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 1349.603625][ T32] r4:00000000 ** 8 printk messages dropped ** [ 1349.603949][ T32] r5:00001000 r4:ed187000 ** 13 printk messages dropped ** [ 1349.604621][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 21 printk messages dropped ** [ 1349.607216][ T32] r4:e08d9dc0 ** 10 printk messages dropped ** [ 1349.608219][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) ** 10 printk messages dropped ** [ 1349.609102][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1349.609796][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1349.610445][ T32] r5:85861800 r4:829189bc [ 1349.610501][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.640956][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1349.641191][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed191e08 [ 1349.641308][ T32] r4:00000000 [ 1349.641368][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1349.641459][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1349.641552][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1349.641674][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8535c2c0 [ 1349.641797][ T32] r4:00000000 [ 1349.641851][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1349.641954][ T32] r9:83018205 r8:85861800 r7:00000000 r6:83018200 r5:00001000 r4:7f2db000 [ 1349.642085][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1349.642215][ T32] r5:00001000 r4:ed19f000 [ 1349.642271][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1349.642362][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.642455][ T32] r5:85954b8c r4:85954800 [ 1349.642620][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1349.642732][ T32] r7:ddde2d40 r6:83018200 r5:85954b8c r4:857f6f00 [ 1349.642788][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1349.642953][ T32] r10:61c88647 r9:85861800 r8:857f6f2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1349.643015][ T32] r4:857f6f00 [ 1349.643065][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1349.643199][ T32] r10:00000000 r9:857f6f00 r8:8027ecf4 r7:ed16de60 r6:857f6f80 r5:85861800 [ 1349.643256][ T32] r4:00000001 [ 1349.643291][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.643360][ T32] Exception stack(0xed191fb0 to 0xed191ff8) [ 1349.643416][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1349.643446][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.643503][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.643535][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1349.643557][ T32] r4:8535c000 [ 1349.644085][ T32] INFO: task kworker/1:528:6579 is blocked on a mutex likely owned by task kworker/0:315:3960. [ 1349.644128][ T32] task:kworker/0:315 state:R running task stack:0 pid:3960 tgid:3960 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.644254][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.644333][ T32] Call trace: [ 1349.644448][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1349.644531][ T32] r10:8280c9b4 r9:84b7bc00 r8:80200be4 r7:e08d9d54 r6:ffffffff r5:84b7bc00 [ 1349.644557][ T32] r4:00000000 [ 1349.644576][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.644613][ T32] Exception stack(0xe08d9d20 to 0xe08d9d68) [ 1349.644641][ T32] 9d20: bf90a000 e06bf000 00000001 80239b98 7f325000 00000001 82ac11c4 82ac05a0 [ 1349.644705][ T32] 9d40: 7f325000 e06bf000 8280c9b4 e08d9d9c e08d9da0 e08d9d70 80230ad4 80239bb0 [ 1349.644743][ T32] 9d60: 80050113 ffffffff [ 1349.644768][ T32] r5:80050113 r4:80239bb0 [ 1349.644806][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1349.644849][ T32] r4:82ac11e4 [ 1349.644899][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.644984][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08d9dc0 r5:e08d9e08 [ 1349.645009][ T32] r4:e08d9dc0 [ 1349.645042][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1349.645117][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9b40 [ 1349.645142][ T32] r4:00000000 [ 1349.645198][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) ** 6 printk messages dropped ** [ 1349.645550][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) ** 19 printk messages dropped ** [ 1349.646544][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1349.646786][ T32] r5:85862400 r4:829189bc [ 1349.646818][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.646859][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1349.646968][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed19de08 [ 1349.646992][ T32] r4:00000000 [ 1349.647029][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1349.647070][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1349.647153][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1349.647243][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8535c440 [ 1349.647281][ T32] r4:00000000 [ 1349.647302][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1349.647372][ T32] r9:83018205 r8:85862400 r7:00000000 r6:83018200 r5:00001000 r4:7f2dd000 [ 1349.647426][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1349.647467][ T32] r5:00001000 r4:ed1ab000 [ 1349.647521][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1349.647580][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.647620][ T32] r5:85954f8c r4:85954c00 [ 1349.647638][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) ** 9 printk messages dropped ** [ 1349.648019][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1349.649940][ T32] r10:8280c9b4 r9:84b7bc00 r8:80200be4 r7:e08d9d54 r6:ffffffff r5:84b7bc00 ** 10 printk messages dropped ** [ 1349.674238][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08d9dc0 r5:e08d9e08 ** 7 printk messages dropped ** [ 1349.674547][ T32] r5:00001000 r4:e06eb000 ** 4 printk messages dropped ** [ 1349.674715][ T32] r7:dddced40 r6:83018000 r5:8512438c r4:84b0bd00 ** 8 printk messages dropped ** [ 1349.675036][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1349.675403][ T32] task:kworker/1:530 state:D stack:0 pid:6583 tgid:6583 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1349.675741][ T32] r5:85863000 r4:829189bc [ 1349.675769][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1349.675892][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1349.676233][ T32] r9:83018205 r8:85863000 r7:00000000 r6:83018200 r5:00001000 r4:7f2df000 ** 6 printk messages dropped ** [ 1349.676698][ T32] r7:ddde2d40 r6:83018200 r5:8595538c r4:8456d100 ** 8 printk messages dropped ** [ 1349.677049][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 10 printk messages dropped ** [ 1349.678035][ T32] r4:00000000 ** 9 printk messages dropped ** [ 1349.678362][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08d9dc0 r5:e08d9e08 ** 12 printk messages dropped ** [ 1349.678919][ T32] r7:dddced40 r6:83018000 r5:8512438c r4:84b0bd00 ** 8 printk messages dropped ** [ 1349.679265][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1349.679572][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.679636][ T32] Call trace: [ 1349.679706][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1349.679759][ T32] r10:829189c0 r9:ed1b5d84 r8:00000002 r7:60000113 r6:ed1b5d8c r5:85863c00 [ 1349.679780][ T32] r4:85863c00 [ 1349.679800][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1349.679853][ T32] r5:85863c00 r4:829189bc [ 1349.679875][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.679924][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1349.679971][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed1b5e08 [ 1349.679994][ T32] r4:00000000 [ 1349.680012][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1349.680050][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1349.680093][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1349.680133][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8535ca80 [ 1349.680154][ T32] r4:00000000 [ 1349.680173][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1349.680211][ T32] r9:83018205 r8:85863c00 r7:00000000 r6:83018200 r5:00001000 r4:7f2e5000 [ 1349.680231][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1349.680267][ T32] r5:00001000 r4:ed1db000 [ 1349.680286][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1349.680334][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.680375][ T32] r5:85955f8c r4:85955c00 [ 1349.680394][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1349.680444][ T32] r7:ddde2d40 r6:83018200 r5:85955f8c r4:8456d200 [ 1349.680467][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1349.680512][ T32] r10:61c88647 r9:85863c00 r8:8456d22c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1349.680578][ T32] r4:8456d200 [ 1349.697105][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1349.697285][ T32] r10:00000000 r9:8456d200 r8:8027ecf4 r7:ed1a9e60 r6:8456d280 r5:85863c00 [ 1349.697411][ T32] r4:00000001 [ 1349.697486][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.697576][ T32] Exception stack(0xed1b5fb0 to 0xed1b5ff8) [ 1349.697643][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1349.697715][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.697779][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.697862][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1349.697919][ T32] r4:8535c480 [ 1349.698889][ T32] INFO: task kworker/1:531:6585 is blocked on a mutex likely owned by task kworker/0:315:3960. [ 1349.699031][ T32] task:kworker/0:315 state:R running task stack:0 pid:3960 tgid:3960 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.699310][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.699472][ T32] Call trace: [ 1349.699569][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1349.699711][ T32] r10:8280c9b4 r9:84b7bc00 r8:80200be4 r7:e08d9d54 r6:ffffffff r5:84b7bc00 [ 1349.699773][ T32] r4:00000000 [ 1349.699820][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.699911][ T32] Exception stack(0xe08d9d20 to 0xe08d9d68) [ 1349.699994][ T32] 9d20: bfd61000 e06bf000 00000001 80239b98 7f325000 00000001 82ac11c4 82ac05a0 [ 1349.700068][ T32] 9d40: 7f325000 e06bf000 8280c9b4 e08d9d9c e08d9da0 e08d9d70 80230ad4 80239bb0 [ 1349.700134][ T32] 9d60: 80050113 ffffffff [ 1349.700189][ T32] r5:80050113 r4:80239bb0 [ 1349.700239][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1349.700349][ T32] r4:82ac11e4 [ 1349.700400][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) ** 11 printk messages dropped ** [ 1349.717118][ T32] r5:8512438c r4:85124000 ** 11 printk messages dropped ** [ 1349.717957][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 12 printk messages dropped ** [ 1349.719068][ T32] r4:85864800 ** 1 printk messages dropped ** [ 1349.719251][ T32] r5:85864800 r4:829189bc ** 6 printk messages dropped ** [ 1349.719840][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) ** 10 printk messages dropped ** [ 1349.731743][ T32] r7:ddde2d40 r6:83018200 r5:8595578c r4:8456d300 ** 9 printk messages dropped ** [ 1349.732590][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 10 printk messages dropped ** [ 1349.734653][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 9 printk messages dropped ** [ 1349.735677][ T32] r4:e08d9dc0 ** 6 printk messages dropped ** [ 1349.736306][ T32] r5:00001000 r4:e06eb000 ** 5 printk messages dropped ** [ 1349.736795][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1349.737627][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 11 printk messages dropped ** [ 1349.738669][ T32] r4:85865400 [ 1349.738775][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1349.738875][ T32] r5:85865400 r4:829189bc [ 1349.738987][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.739162][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1349.739271][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed1cde08 [ 1349.739324][ T32] r4:00000000 [ 1349.739374][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1349.739455][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1349.739559][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1349.739685][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8535c900 [ 1349.739747][ T32] r4:00000000 [ 1349.739790][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1349.739885][ T32] r9:83018205 r8:85865400 r7:00000000 r6:83018200 r5:00001000 r4:7f2e3000 [ 1349.739934][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1349.740035][ T32] r5:00001000 r4:ed1cf000 [ 1349.740138][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1349.740230][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.740385][ T32] r5:85955b8c r4:85955800 [ 1349.740445][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1349.740599][ T32] r7:ddde2d40 r6:83018200 r5:85955b8c r4:8456d400 [ 1349.771251][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1349.771427][ T32] r10:61c88647 r9:85865400 r8:8456d42c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1349.771482][ T32] r4:8456d400 [ 1349.771527][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1349.771624][ T32] r10:00000000 r9:8456d400 r8:8027ecf4 r7:ed1b5e60 r6:8456d480 r5:85865400 [ 1349.771676][ T32] r4:00000001 [ 1349.771733][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.771831][ T32] Exception stack(0xed1cdfb0 to 0xed1cdff8) [ 1349.771924][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1349.771994][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.772054][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.772149][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1349.772207][ T32] r4:8535c780 [ 1349.773184][ T32] INFO: task kworker/1:533:6589 is blocked on a mutex likely owned by task kworker/0:315:3960. [ 1349.773261][ T32] task:kworker/0:315 state:R running task stack:0 pid:3960 tgid:3960 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.773416][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.773518][ T32] Call trace: [ 1349.773634][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1349.773741][ T32] r10:8280c9b4 r9:84b7bc00 r8:80200be4 r7:e08d9d54 r6:ffffffff r5:84b7bc00 [ 1349.773793][ T32] r4:00000000 [ 1349.773837][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.773920][ T32] Exception stack(0xe08d9d20 to 0xe08d9d68) ** 6 printk messages dropped ** [ 1349.774374][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) ** 23 printk messages dropped ** [ 1349.776181][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 16 printk messages dropped ** [ 1349.777617][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) ** 21 printk messages dropped ** [ 1349.779403][ T32] r4:00000001 ** 12 printk messages dropped ** [ 1349.805315][ T32] r10:8280c9b4 r9:84b7bc00 r8:80200be4 r7:e08d9d54 r6:ffffffff r5:84b7bc00 ** 2 printk messages dropped ** [ 1349.805532][ T32] Exception stack(0xe08d9d20 to 0xe08d9d68) [ 1349.805601][ T32] 9d20: c0500000 e06bf000 00000001 80239b98 7f325000 00000001 82ac11c4 82ac05a0 [ 1349.805737][ T32] 9d40: 7f325000 e06bf000 8280c9b4 e08d9d9c e08d9da0 e08d9d70 80230ad4 80239bb0 [ 1349.805837][ T32] 9d60: 80050113 ffffffff [ 1349.805959][ T32] r5:80050113 r4:80239bb0 [ 1349.806017][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1349.806123][ T32] r4:82ac11e4 [ 1349.806171][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.806266][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08d9dc0 r5:e08d9e08 [ 1349.806341][ T32] r4:e08d9dc0 [ 1349.806404][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1349.806522][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9b40 [ 1349.806580][ T32] r4:00000000 [ 1349.806627][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1349.806746][ T32] r9:83018005 r8:84b7bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f09d000 [ 1349.806826][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1349.806919][ T32] r5:00001000 r4:e06eb000 [ 1349.806965][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1349.807084][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.807216][ T32] r5:8512438c r4:85124000 [ 1349.807284][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1349.807389][ T32] r7:dddced40 r6:83018000 r5:8512438c r4:84b0bd00 [ 1349.807438][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1349.807576][ T32] r10:61c88647 r9:84b7bc00 r8:84b0bd2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1349.807634][ T32] r4:84b0bd00 [ 1349.807680][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1349.807777][ T32] r10:00000000 r9:84b0bd00 r8:8027ecf4 r7:e08b1e60 r6:85024500 r5:84b7bc00 ** 10 printk messages dropped ** [ 1349.808479][ T32] Not tainted 6.15.0-syzkaller #0 ** 8 printk messages dropped ** [ 1349.809397][ T32] r5:85866c00 r4:829189bc [ 1349.809472][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 14 printk messages dropped ** [ 1349.829170][ T32] r5:8595678c r4:85956400 ** 12 printk messages dropped ** [ 1349.830216][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 16 printk messages dropped ** [ 1349.842262][ T32] r4:82ac11e4 ** 11 printk messages dropped ** [ 1349.842847][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 20 printk messages dropped ** [ 1349.843672][ T32] task:kworker/1:536 state:D stack:0 pid:6598 tgid:6598 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 4 printk messages dropped ** [ 1349.843915][ T32] r4:85868c00 [ 1349.843935][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1349.843973][ T32] r5:85868c00 r4:829189bc [ 1349.843993][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.844061][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1349.844113][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed029e08 [ 1349.844140][ T32] r4:00000000 [ 1349.844186][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1349.844249][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1349.844288][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1349.844329][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85875cc0 [ 1349.844357][ T32] r4:00000000 [ 1349.844375][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1349.844416][ T32] r9:83018205 r8:85868c00 r7:00000000 r6:83018200 r5:00001000 r4:7f33b000 [ 1349.844448][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1349.844489][ T32] r5:00001000 r4:ecad5000 [ 1349.844547][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1349.844588][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.844639][ T32] r5:8595778c r4:85957400 [ 1349.844672][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1349.844721][ T32] r7:ddde2d40 r6:83018200 r5:8595778c r4:8456d700 [ 1349.844741][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1349.844785][ T32] r10:61c88647 r9:85868c00 r8:8456d72c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1349.844806][ T32] r4:8456d700 [ 1349.844837][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1349.844893][ T32] r10:00000000 r9:8456d700 r8:8027ecf4 r7:ed1e5e60 r6:8456d780 r5:85868c00 [ 1349.844919][ T32] r4:00000001 [ 1349.844938][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.845030][ T32] Exception stack(0xed029fb0 to 0xed029ff8) [ 1349.845066][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1349.845095][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.845120][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.845147][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1349.845168][ T32] r4:8535cc80 [ 1349.845539][ T32] INFO: task kworker/1:536:6598 is blocked on a mutex likely owned by task kworker/0:315:3960. [ 1349.845582][ T32] task:kworker/0:315 state:R running task stack:0 pid:3960 tgid:3960 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.845673][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.845717][ T32] Call trace: ** 1 printk messages dropped ** [ 1349.845848][ T32] r10:8280c9b4 r9:84b7bc00 r8:80200be4 r7:e08d9d54 r6:ffffffff r5:84b7bc00 ** 4 printk messages dropped ** [ 1349.846091][ T32] 9d40: 7f325000 e06bf000 8280c9b4 e08d9d9c e08d9da0 e08d9d70 80230ad4 80239bb0 [ 1349.846151][ T32] 9d60: 80050113 ffffffff [ 1349.846186][ T32] r5:80050113 r4:80239bb0 [ 1349.846230][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1349.846275][ T32] r4:82ac11e4 [ 1349.846295][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.846340][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08d9dc0 r5:e08d9e08 [ 1349.846389][ T32] r4:e08d9dc0 [ 1349.846412][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1349.846474][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9b40 [ 1349.846510][ T32] r4:00000000 [ 1349.846531][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1349.846573][ T32] r9:83018005 r8:84b7bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f09d000 [ 1349.846615][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1349.846681][ T32] r5:00001000 r4:e06eb000 [ 1349.846705][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1349.846854][ T32] r5:8512438c r4:85124000 ** 5 printk messages dropped ** [ 1349.847262][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) ** 8 printk messages dropped ** [ 1349.847749][ T32] r4:850d9a80 ** 4 printk messages dropped ** [ 1349.848017][ T32] task:kworker/1:537 state:D stack:0 pid:6599 tgid:6599 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1349.848435][ T32] r5:85869800 r4:829189bc [ 1349.848476][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1349.848683][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1349.848865][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1349.849049][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) ** 6 printk messages dropped ** [ 1349.849468][ T32] r4:8456d800 ** 4 printk messages dropped ** [ 1349.849668][ T32] Exception stack(0xed035fb0 to 0xed035ff8) ** 6 printk messages dropped ** [ 1349.850253][ T32] task:kworker/0:315 state:R running task stack:0 pid:3960 tgid:3960 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 13 printk messages dropped ** [ 1349.880197][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) ** 8 printk messages dropped ** [ 1349.881805][ T32] r5:00001000 r4:e06eb000 ** 5 printk messages dropped ** [ 1349.882281][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) ** 10 printk messages dropped ** [ 1349.883033][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 10 printk messages dropped ** [ 1349.883995][ T32] r4:8586e000 ** 1 printk messages dropped ** [ 1349.884168][ T32] r5:8586e000 r4:829189bc [ 1349.884212][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1349.884462][ T32] r4:00000000 ** 7 printk messages dropped ** [ 1349.885189][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 1349.885968][ T32] r4:8456d900 ** 5 printk messages dropped ** [ 1349.886409][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1349.888119][ T32] Workqueue: events bpf_prog_free_deferred ** 10 printk messages dropped ** [ 1349.889177][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) ** 12 printk messages dropped ** [ 1349.890174][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 1349.890442][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1349.890578][ T32] r10:61c88647 r9:84b7bc00 r8:84b0bd2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1349.912659][ T32] r4:84b0bd00 [ 1349.912761][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1349.912861][ T32] r10:00000000 r9:84b0bd00 r8:8027ecf4 r7:e08b1e60 r6:85024500 r5:84b7bc00 [ 1349.912974][ T32] r4:00000001 [ 1349.912999][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.913038][ T32] Exception stack(0xe08d9fb0 to 0xe08d9ff8) [ 1349.913101][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1349.913218][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.913269][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.913312][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1349.913354][ T32] r4:850d9a80 [ 1349.913404][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1349.913483][ T32] INFO: task kworker/1:539:6689 blocked for more than 476 seconds. [ 1349.913522][ T32] Not tainted 6.15.0-syzkaller #0 [ 1349.913548][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1349.913570][ T32] task:kworker/1:539 state:D stack:0 pid:6689 tgid:6689 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.913665][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.913716][ T32] Call trace: [ 1349.913815][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1349.913869][ T32] r10:829189c0 r9:ecaf1d84 r8:00000002 r7:60000013 r6:ecaf1d8c r5:8586ec00 [ 1349.913913][ T32] r4:8586ec00 [ 1349.913958][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1349.914004][ T32] r5:8586ec00 r4:829189bc [ 1349.914040][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.914115][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1349.914192][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecaf1e08 [ 1349.914218][ T32] r4:00000000 [ 1349.914238][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1349.914286][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1349.914395][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1349.914463][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85875fc0 [ 1349.914490][ T32] r4:00000000 [ 1349.914531][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1349.914579][ T32] r9:83018205 r8:8586ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f33f000 [ 1349.914635][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1349.914679][ T32] r5:00001000 r4:ecaed000 [ 1349.914720][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1349.914763][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.914802][ T32] r5:85957f8c r4:85957c00 [ 1349.914822][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1349.914898][ T32] r7:ddde2d40 r6:83018200 r5:85957f8c r4:8456da00 [ 1349.914953][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1349.915015][ T32] r10:61c88647 r9:8586ec00 r8:8456da2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1349.915037][ T32] r4:8456da00 [ 1349.915057][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1349.915145][ T32] r10:00000000 r9:8456da00 r8:8027ecf4 r7:ecadde60 r6:8456da80 r5:8586ec00 [ 1349.915189][ T32] r4:00000001 [ 1349.915231][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.915270][ T32] Exception stack(0xecaf1fb0 to 0xecaf1ff8) [ 1349.915297][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1349.915339][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.915369][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.915397][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1349.915427][ T32] r4:85875bc0 [ 1349.915997][ T32] INFO: task kworker/1:539:6689 is blocked on a mutex likely owned by task kworker/0:315:3960. [ 1349.916065][ T32] task:kworker/0:315 state:R running task stack:0 pid:3960 tgid:3960 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.916166][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.916212][ T32] Call trace: [ 1349.916243][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1349.916315][ T32] r10:8280c9b4 r9:84b7bc00 r8:80200be4 r7:e08d9d54 r6:ffffffff r5:84b7bc00 [ 1349.916351][ T32] r4:00000000 [ 1349.916400][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.916446][ T32] Exception stack(0xe08d9d20 to 0xe08d9d68) [ 1349.916475][ T32] 9d20: c1028000 e06bf000 00000001 80239b98 7f325000 00000001 82ac11c4 82ac05a0 ** 7 printk messages dropped ** [ 1349.916757][ T32] r4:e08d9dc0 ** 2 printk messages dropped ** [ 1349.916854][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1349.917108][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 9 printk messages dropped ** [ 1349.917499][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 7 printk messages dropped ** [ 1349.917799][ T32] INFO: task kworker/1:540:6691 blocked for more than 476 seconds. ** 9 printk messages dropped ** [ 1349.918159][ T32] r5:852dbc00 r4:829189bc [ 1349.918178][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1349.918337][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1349.918559][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1349.918958][ T32] r5:84816b8c r4:84816800 ** 5 printk messages dropped ** [ 1349.919203][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) ** 10 printk messages dropped ** [ 1349.919991][ T32] task:kworker/0:315 state:R running task stack:0 pid:3960 tgid:3960 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 15 printk messages dropped ** [ 1349.941484][ T32] r4:e08d9dc0 ** 4 printk messages dropped ** [ 1349.941646][ T32] r9:83018005 r8:84b7bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f09d000 ** 10 printk messages dropped ** [ 1349.942217][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) ** 5 printk messages dropped ** [ 1349.942542][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.942588][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.942621][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1349.942644][ T32] r4:850d9a80 [ 1349.942668][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1349.942700][ T32] INFO: task kworker/1:541:6693 blocked for more than 476 seconds. [ 1349.942734][ T32] Not tainted 6.15.0-syzkaller #0 [ 1349.942790][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1349.942815][ T32] task:kworker/1:541 state:D stack:0 pid:6693 tgid:6693 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.942875][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.942918][ T32] Call trace: [ 1349.942965][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1349.943036][ T32] r10:829189c0 r9:ed1f1d84 r8:00000002 r7:60000113 r6:ed1f1d8c r5:852da400 [ 1349.943064][ T32] r4:852da400 [ 1349.943083][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1349.943179][ T32] r5:852da400 r4:829189bc [ 1349.943231][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.943277][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1349.943350][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed1f1e08 [ 1349.943397][ T32] r4:00000000 [ 1349.943419][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1349.943479][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1349.943541][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1349.943673][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84943380 [ 1349.943729][ T32] r4:00000000 [ 1349.943752][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1349.943797][ T32] r9:83018205 r8:852da400 r7:00000000 r6:83018200 r5:00001000 r4:7f343000 [ 1349.943881][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1349.943965][ T32] r5:00001000 r4:ecb01000 [ 1349.944095][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1349.944142][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.944278][ T32] r5:8481678c r4:84816400 [ 1349.944348][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1349.944408][ T32] r7:ddde2d40 r6:83018200 r5:8481678c r4:8456db80 [ 1349.944433][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1349.944503][ T32] r10:61c88647 r9:852da400 r8:8456dbac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1349.944538][ T32] r4:8456db80 [ 1349.944560][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1349.944659][ T32] r10:00000000 r9:8456db80 r8:8027ecf4 r7:ed3c1e60 r6:85885000 r5:852da400 [ 1349.944684][ T32] r4:00000001 [ 1349.944712][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.944793][ T32] Exception stack(0xed1f1fb0 to 0xed1f1ff8) [ 1349.944849][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1349.944900][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.944932][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.944961][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1349.945009][ T32] r4:85875f80 [ 1349.945604][ T32] INFO: task kworker/1:541:6693 is blocked on a mutex likely owned by task kworker/0:315:3960. [ 1349.945660][ T32] task:kworker/0:315 state:R running task stack:0 pid:3960 tgid:3960 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.945811][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.945900][ T32] Call trace: [ 1349.945934][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1349.946005][ T32] r10:8280c9b4 r9:84b7bc00 r8:80200be4 r7:e08d9d54 r6:ffffffff r5:84b7bc00 [ 1349.946032][ T32] r4:00000000 [ 1349.946068][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.946150][ T32] Exception stack(0xe08d9d20 to 0xe08d9d68) [ 1349.946183][ T32] 9d20: c161b000 e06bf000 00000001 80239b98 7f325000 00000001 82ac11c4 82ac05a0 ** 7 printk messages dropped ** [ 1349.946424][ T32] r4:e08d9dc0 ** 9 printk messages dropped ** [ 1349.946969][ T32] r5:8512438c r4:85124000 ** 12 printk messages dropped ** [ 1349.947583][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 13 printk messages dropped ** [ 1349.948152][ T32] r5:852dd400 r4:829189bc ** 5 printk messages dropped ** [ 1349.948483][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) ** 17 printk messages dropped ** [ 1349.949357][ T32] r4:00000001 ** 8 printk messages dropped ** [ 1349.950273][ T32] task:kworker/0:315 state:R running task stack:0 pid:3960 tgid:3960 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.950384][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.950610][ T32] Call trace: [ 1349.977026][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1349.977128][ T32] r10:8280c9b4 r9:84b7bc00 r8:80200be4 r7:e08d9d54 r6:ffffffff r5:84b7bc00 [ 1349.977175][ T32] r4:00000000 [ 1349.977203][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.977270][ T32] Exception stack(0xe08d9d20 to 0xe08d9d68) [ 1349.977308][ T32] 9d20: c1b2e000 e06bf000 00000001 80239b98 7f325000 00000001 82ac11c4 82ac05a0 [ 1349.977376][ T32] 9d40: 7f325000 e06bf000 8280c9b4 e08d9d9c e08d9da0 e08d9d70 80230ad4 80239bb0 [ 1349.977488][ T32] 9d60: 80050113 ffffffff [ 1349.977516][ T32] r5:80050113 r4:80239bb0 [ 1349.977537][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1349.977582][ T32] r4:82ac11e4 [ 1349.977666][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.977755][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08d9dc0 r5:e08d9e08 [ 1349.977786][ T32] r4:e08d9dc0 [ 1349.977894][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1349.977962][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9b40 [ 1349.978011][ T32] r4:00000000 [ 1349.978034][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1349.978108][ T32] r9:83018005 r8:84b7bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f09d000 ** 7 printk messages dropped ** [ 1349.978449][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) ** 14 printk messages dropped ** [ 1349.979313][ T32] Not tainted 6.15.0-syzkaller #0 ** 8 printk messages dropped ** [ 1349.979735][ T32] r5:852db000 r4:829189bc ** 3 printk messages dropped ** [ 1349.979904][ T32] r4:00000000 ** 12 printk messages dropped ** [ 1349.980417][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) ** 20 printk messages dropped ** [ 1349.997656][ T32] r4:00000000 ** 10 printk messages dropped ** [ 1349.998062][ T32] r4:e08d9dc0 ** 10 printk messages dropped ** [ 1349.998448][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) ** 23 printk messages dropped ** [ 1349.999559][ T32] r4:852de000 [ 1349.999581][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1349.999623][ T32] r5:852de000 r4:829189bc [ 1349.999644][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.999704][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1349.999772][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecb49e08 [ 1349.999797][ T32] r4:00000000 [ 1349.999817][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1349.999865][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1349.999933][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1350.000023][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:858872c0 [ 1350.000112][ T32] r4:00000000 [ 1350.000137][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1350.000200][ T32] r9:83018205 r8:852de000 r7:00000000 r6:83018200 r5:00001000 r4:7f349000 [ 1350.000297][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1350.000347][ T32] r5:00001000 r4:ecb21000 [ 1350.000378][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1350.000441][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.000577][ T32] r5:85960b8c r4:85960800 [ 1350.013326][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1350.013452][ T32] r7:ddde2d40 r6:83018200 r5:85960b8c r4:8456dd00 [ 1350.013502][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1350.013597][ T32] r10:61c88647 r9:852de000 r8:8456dd2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1350.013645][ T32] r4:8456dd00 [ 1350.013690][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1350.013760][ T32] r10:00000000 r9:8456dd00 r8:8027ecf4 r7:ecb29e60 r6:85885180 r5:852de000 [ 1350.013806][ T32] r4:00000001 [ 1350.013829][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.013866][ T32] Exception stack(0xecb49fb0 to 0xecb49ff8) [ 1350.013895][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 18 printk messages dropped ** [ 1350.015327][ T32] r4:82ac11e4 ** 4 printk messages dropped ** [ 1350.015580][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9b40 ** 9 printk messages dropped ** [ 1350.015887][ T32] r7:dddced40 r6:83018000 r5:8512438c r4:84b0bd00 ** 10 printk messages dropped ** [ 1350.016466][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 13 printk messages dropped ** [ 1350.017115][ T32] r5:8533ec00 r4:829189bc ** 5 printk messages dropped ** [ 1350.017369][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) ** 18 printk messages dropped ** [ 1350.018194][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 8 printk messages dropped ** [ 1350.019030][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1350.019558][ T32] 9d60: 80050113 ffffffff ** 5 printk messages dropped ** [ 1350.019831][ T32] r4:e08d9dc0 ** 4 printk messages dropped ** [ 1350.020125][ T32] r9:83018005 r8:84b7bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f09d000 ** 8 printk messages dropped ** [ 1350.043191][ T32] r10:61c88647 r9:84b7bc00 r8:84b0bd2c r7:82804d40 r6:dddced40 r5:dddced60 ** 9 printk messages dropped ** [ 1350.043710][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 12 printk messages dropped ** [ 1350.044369][ T32] r5:854d0c00 r4:829189bc ** 1 printk messages dropped ** [ 1350.044429][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.044472][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecb65e08 [ 1350.044493][ T32] r4:00000000 [ 1350.044511][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1350.044561][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1350.044629][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1350.044714][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85887480 [ 1350.044776][ T32] r4:00000000 [ 1350.044816][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1350.044895][ T32] r9:83018205 r8:854d0c00 r7:00000000 r6:83018200 r5:00001000 r4:7f34b000 [ 1350.044919][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1350.044994][ T32] r5:00001000 r4:ecb31000 [ 1350.045020][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1350.045085][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.045167][ T32] r5:85960f8c r4:85960c00 [ 1350.045195][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1350.045238][ T32] r7:ddde2d40 r6:83018200 r5:85960f8c r4:8456de00 [ 1350.045258][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1350.045304][ T32] r10:61c88647 r9:854d0c00 r8:8456de2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1350.045341][ T32] r4:8456de00 [ 1350.045365][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1350.045434][ T32] r10:00000000 r9:8456de00 r8:8027ecf4 r7:ecb4de60 r6:85885280 r5:854d0c00 [ 1350.045555][ T32] r4:00000001 [ 1350.045588][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.045634][ T32] Exception stack(0xecb65fb0 to 0xecb65ff8) [ 1350.045661][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1350.045689][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.045715][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.045742][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1350.045763][ T32] r4:85887140 [ 1350.046306][ T32] INFO: task kworker/1:546:6703 is blocked on a mutex likely owned by task kworker/0:315:3960. [ 1350.046381][ T32] task:kworker/0:315 state:R running task stack:0 pid:3960 tgid:3960 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.046479][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.046574][ T32] Call trace: [ 1350.046641][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1350.046719][ T32] r10:8280c9b4 r9:84b7bc00 r8:80200be4 r7:e08d9d54 r6:ffffffff r5:84b7bc00 [ 1350.046748][ T32] r4:00000000 [ 1350.046789][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.046835][ T32] Exception stack(0xe08d9d20 to 0xe08d9d68) [ 1350.046866][ T32] 9d20: c264a000 e06bf000 00000001 80239b98 7f325000 00000001 82ac11c4 82ac05a0 [ 1350.046894][ T32] 9d40: 7f325000 e06bf000 8280c9b4 e08d9d9c e08d9da0 e08d9d70 80230ad4 80239bb0 [ 1350.046917][ T32] 9d60: 80050113 ffffffff [ 1350.046961][ T32] r5:80050113 r4:80239bb0 ** 4 printk messages dropped ** [ 1350.047258][ T32] r4:e08d9dc0 ** 11 printk messages dropped ** [ 1350.047777][ T32] r7:dddced40 r6:83018000 r5:8512438c r4:84b0bd00 ** 17 printk messages dropped ** [ 1350.048380][ T32] task:kworker/1:547 state:D stack:0 pid:6705 tgid:6705 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 13 printk messages dropped ** [ 1350.049159][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) ** 19 printk messages dropped ** [ 1350.050064][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 21 printk messages dropped ** [ 1350.073256][ T32] r4:e08d9dc0 ** 1 printk messages dropped ** [ 1350.073413][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9b40 [ 1350.073469][ T32] r4:00000000 [ 1350.073534][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1350.073644][ T32] r9:83018005 r8:84b7bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f09d000 [ 1350.073696][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1350.073791][ T32] r5:00001000 r4:e06eb000 [ 1350.073842][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1350.073930][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.074045][ T32] r5:8512438c r4:85124000 [ 1350.074102][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1350.074209][ T32] r7:dddced40 r6:83018000 r5:8512438c r4:84b0bd00 [ 1350.074263][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1350.074372][ T32] r10:61c88647 r9:84b7bc00 r8:84b0bd2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1350.074456][ T32] r4:84b0bd00 [ 1350.074512][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1350.074625][ T32] r10:00000000 r9:84b0bd00 r8:8027ecf4 r7:e08b1e60 r6:85024500 r5:84b7bc00 [ 1350.074678][ T32] r4:00000001 [ 1350.074725][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.074803][ T32] Exception stack(0xe08d9fb0 to 0xe08d9ff8) [ 1350.074876][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1350.074950][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.075031][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.075101][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1350.075184][ T32] r4:850d9a80 [ 1350.075238][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.075300][ T32] INFO: task kworker/1:548:6706 blocked for more than 476 seconds. ** 6 printk messages dropped ** [ 1350.075912][ T32] r10:829189c0 r9:ecad9d84 r8:00000002 r7:60000013 r6:ecad9d8c r5:8586bc00 ** 2 printk messages dropped ** [ 1350.076152][ T32] r5:8586bc00 r4:829189bc ** 1 printk messages dropped ** [ 1350.076339][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) ** 12 printk messages dropped ** [ 1350.077533][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 18 printk messages dropped ** [ 1350.079014][ T32] Workqueue: events bpf_prog_free_deferred ** 14 printk messages dropped ** [ 1350.079713][ T32] r4:e08d9dc0 ** 11 printk messages dropped ** [ 1350.080208][ T32] r7:dddced40 r6:83018000 r5:8512438c r4:84b0bd00 ** 15 printk messages dropped ** [ 1350.101250][ T32] Not tainted 6.15.0-syzkaller #0 ** 8 printk messages dropped ** [ 1350.101696][ T32] r5:8586c800 r4:829189bc ** 7 printk messages dropped ** [ 1350.102033][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85887880 ** 19 printk messages dropped ** [ 1350.102836][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 20 printk messages dropped ** [ 1350.104251][ T32] r4:e08d9dc0 ** 12 printk messages dropped ** [ 1350.104711][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) ** 10 printk messages dropped ** [ 1350.105129][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1350.105173][ T32] r4:850d9a80 [ 1350.105195][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.105241][ T32] INFO: task kworker/1:550:6712 blocked for more than 476 seconds. [ 1350.105292][ T32] Not tainted 6.15.0-syzkaller #0 [ 1350.105341][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.105365][ T32] task:kworker/1:550 state:D stack:0 pid:6712 tgid:6712 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.105410][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.105448][ T32] Call trace: [ 1350.105517][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1350.105563][ T32] r10:829189c0 r9:ecb95d84 r8:00000002 r7:60000113 r6:ecb95d8c r5:8586d400 [ 1350.105586][ T32] r4:8586d400 [ 1350.105605][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1350.105665][ T32] r5:8586d400 r4:829189bc [ 1350.105687][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.105749][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.105843][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecb95e08 [ 1350.105889][ T32] r4:00000000 [ 1350.105953][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1350.105995][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1350.106043][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1350.106113][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85887b00 [ 1350.106139][ T32] r4:00000000 [ 1350.106158][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1350.106220][ T32] r9:83018205 r8:8586d400 r7:00000000 r6:83018200 r5:00001000 r4:7f355000 [ 1350.106254][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1350.106340][ T32] r5:00001000 r4:ecba1000 [ 1350.106430][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1350.106532][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.106574][ T32] r5:8596238c r4:85962000 [ 1350.106624][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1350.106670][ T32] r7:ddde2d40 r6:83018200 r5:8596238c r4:858b7100 [ 1350.106714][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1350.106829][ T32] r10:61c88647 r9:8586d400 r8:858b712c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1350.106924][ T32] r4:858b7100 [ 1350.107011][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1350.107057][ T32] r10:00000000 r9:858b7100 r8:8027ecf4 r7:ecb79e60 r6:858b7180 r5:8586d400 [ 1350.107108][ T32] r4:00000001 [ 1350.107151][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.107186][ T32] Exception stack(0xecb95fb0 to 0xecb95ff8) [ 1350.107212][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1350.107240][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.107307][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.107347][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 1 printk messages dropped ** [ 1350.107773][ T32] INFO: task kworker/1:550:6712 is blocked on a mutex likely owned by task kworker/0:315:3960. ** 10 printk messages dropped ** [ 1350.108436][ T32] 9d60: 80050113 ffffffff ** 10 printk messages dropped ** [ 1350.109049][ T32] r9:83018005 r8:84b7bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f09d000 ** 16 printk messages dropped ** [ 1350.109734][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1350.110211][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1350.133778][ T32] r5:8586a400 r4:829189bc [ 1350.133823][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1350.133958][ T32] r4:00000000 ** 9 printk messages dropped ** [ 1350.134493][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) ** 19 printk messages dropped ** [ 1350.136028][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.136079][ T32] Call trace: [ 1350.136111][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1350.136184][ T32] r10:8280c9b4 r9:84b7bc00 r8:80200be4 r7:e08d9d54 r6:ffffffff r5:84b7bc00 [ 1350.136212][ T32] r4:00000000 [ 1350.136241][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.136305][ T32] Exception stack(0xe08d9d20 to 0xe08d9d68) [ 1350.136342][ T32] 9d20: c309c000 e06bf000 00000001 80239b98 7f325000 00000001 82ac11c4 82ac05a0 [ 1350.136394][ T32] 9d40: 7f325000 e06bf000 8280c9b4 e08d9d9c e08d9da0 e08d9d70 80230ad4 80239bb0 [ 1350.136453][ T32] 9d60: 80050113 ffffffff [ 1350.136479][ T32] r5:80050113 r4:80239bb0 [ 1350.136500][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1350.136542][ T32] r4:82ac11e4 [ 1350.136572][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.136639][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08d9dc0 r5:e08d9e08 [ 1350.136726][ T32] r4:e08d9dc0 [ 1350.136749][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1350.136803][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9b40 [ 1350.136850][ T32] r4:00000000 [ 1350.136871][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1350.136979][ T32] r9:83018005 r8:84b7bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f09d000 [ 1350.137004][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1350.137046][ T32] r5:00001000 r4:e06eb000 [ 1350.137066][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1350.137120][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.137162][ T32] r5:8512438c r4:85124000 [ 1350.137181][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1350.137256][ T32] r7:dddced40 r6:83018000 r5:8512438c r4:84b0bd00 [ 1350.137279][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1350.137325][ T32] r10:61c88647 r9:84b7bc00 r8:84b0bd2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1350.137352][ T32] r4:84b0bd00 [ 1350.137391][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1350.137461][ T32] r10:00000000 r9:84b0bd00 r8:8027ecf4 r7:e08b1e60 r6:85024500 r5:84b7bc00 [ 1350.137487][ T32] r4:00000001 [ 1350.137527][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.137587][ T32] Exception stack(0xe08d9fb0 to 0xe08d9ff8) [ 1350.137616][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1350.137645][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.137671][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.137698][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1350.137720][ T32] r4:850d9a80 [ 1350.137761][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.137817][ T32] INFO: task kworker/1:552:6715 blocked for more than 476 seconds. [ 1350.137855][ T32] Not tainted 6.15.0-syzkaller #0 [ 1350.137880][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.137922][ T32] task:kworker/1:552 state:D stack:0 pid:6715 tgid:6715 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.137970][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.138045][ T32] Call trace: [ 1350.138125][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1350.138181][ T32] r10:829189c0 r9:ecbb9d84 r8:00000002 r7:60000113 r6:ecbb9d8c r5:8586b000 [ 1350.138207][ T32] r4:8586b000 ** 1 printk messages dropped ** [ 1350.138264][ T32] r5:8586b000 r4:829189bc [ 1350.138282][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 1 printk messages dropped ** [ 1350.138369][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecbb9e08 ** 8 printk messages dropped ** [ 1350.138821][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) ** 7 printk messages dropped ** [ 1350.139164][ T32] r10:61c88647 r9:8586b000 r8:858b732c r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 10 printk messages dropped ** [ 1350.139562][ T32] r4:85887b40 ** 5 printk messages dropped ** [ 1350.140238][ T32] r10:8280c9b4 r9:84b7bc00 r8:80200be4 r7:e08d9d54 r6:ffffffff r5:84b7bc00 ** 11 printk messages dropped ** [ 1350.157972][ T32] r4:e08d9dc0 ** 4 printk messages dropped ** [ 1350.158235][ T32] r9:83018005 r8:84b7bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f09d000 ** 9 printk messages dropped ** [ 1350.158646][ T32] r4:84b0bd00 ** 6 printk messages dropped ** [ 1350.159003][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1350.159541][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1350.159713][ T32] r4:85868000 [ 1350.159732][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1350.159771][ T32] r5:85868000 r4:829189bc [ 1350.159789][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.159828][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.159872][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecb19e08 [ 1350.159894][ T32] r4:00000000 [ 1350.159921][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1350.159984][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1350.160044][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1350.160089][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85887e40 [ 1350.160122][ T32] r4:00000000 [ 1350.160143][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1350.160183][ T32] r9:83018205 r8:85868000 r7:00000000 r6:83018200 r5:00001000 r4:7f359000 [ 1350.160214][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1350.160282][ T32] r5:00001000 r4:ecbc5000 [ 1350.160305][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1350.160350][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.160409][ T32] r5:85962b8c r4:85962800 [ 1350.160431][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1350.160510][ T32] r7:ddde2d40 r6:83018200 r5:85962b8c r4:858b7400 [ 1350.181100][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1350.181205][ T32] r10:61c88647 r9:85868000 r8:858b742c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1350.181230][ T32] r4:858b7400 [ 1350.181251][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1350.181297][ T32] r10:00000000 r9:858b7400 r8:8027ecf4 r7:ecbb9e60 r6:858b7480 r5:85868000 [ 1350.181320][ T32] r4:00000001 [ 1350.181397][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.181438][ T32] Exception stack(0xecb19fb0 to 0xecb19ff8) [ 1350.181468][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1350.181495][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.181520][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.181548][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1350.181569][ T32] r4:85887b40 [ 1350.182133][ T32] INFO: task kworker/1:553:6716 is blocked on a mutex likely owned by task kworker/0:315:3960. [ 1350.182177][ T32] task:kworker/0:315 state:R running task stack:0 pid:3960 tgid:3960 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.182248][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.182322][ T32] Call trace: [ 1350.182353][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1350.182405][ T32] r10:8280c9b4 r9:84b7bc00 r8:80200be4 r7:e08d9d54 r6:ffffffff r5:84b7bc00 ** 11 printk messages dropped ** [ 1350.182822][ T32] r4:e08d9dc0 ** 12 printk messages dropped ** [ 1350.183493][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) ** 23 printk messages dropped ** [ 1350.184851][ T32] r5:85a28000 r4:829189bc ** 2 printk messages dropped ** [ 1350.185015][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecbd1e08 ** 19 printk messages dropped ** [ 1350.185855][ T32] r10:00000000 r9:858b7500 r8:8027ecf4 r7:ecbb9e60 r6:858b7580 r5:85a28000 ** 18 printk messages dropped ** [ 1350.187558][ T32] 9d40: 7f325000 e06bf000 8280c9b4 e08d9d9c e08d9da0 e08d9d70 80230ad4 80239bb0 [ 1350.187613][ T32] 9d60: 80050113 ffffffff [ 1350.187639][ T32] r5:80050113 r4:80239bb0 [ 1350.187660][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1350.187702][ T32] r4:82ac11e4 [ 1350.187722][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.187762][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08d9dc0 r5:e08d9e08 [ 1350.187805][ T32] r4:e08d9dc0 [ 1350.187828][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1350.187869][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9b40 [ 1350.187913][ T32] r4:00000000 [ 1350.187934][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1350.187975][ T32] r9:83018005 r8:84b7bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f09d000 [ 1350.187998][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1350.188047][ T32] r5:00001000 r4:e06eb000 [ 1350.188070][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1350.188122][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.188160][ T32] r5:8512438c r4:85124000 [ 1350.188188][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1350.188256][ T32] r7:dddced40 r6:83018000 r5:8512438c r4:84b0bd00 [ 1350.188308][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1350.188385][ T32] r10:61c88647 r9:84b7bc00 r8:84b0bd2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1350.188506][ T32] r4:84b0bd00 [ 1350.188559][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1350.188640][ T32] r10:00000000 r9:84b0bd00 r8:8027ecf4 r7:e08b1e60 r6:85024500 r5:84b7bc00 [ 1350.188665][ T32] r4:00000001 [ 1350.188684][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.188719][ T32] Exception stack(0xe08d9fb0 to 0xe08d9ff8) [ 1350.188765][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1350.188815][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 14 printk messages dropped ** [ 1350.189440][ T32] r5:85a28c00 r4:829189bc [ 1350.189459][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.189563][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.189620][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecc0de08 [ 1350.189670][ T32] r4:00000000 [ 1350.189693][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1350.189731][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1350.189766][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1350.189806][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847916c0 [ 1350.189827][ T32] r4:00000000 [ 1350.189880][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1350.189927][ T32] r9:83018205 r8:85a28c00 r7:00000000 r6:83018200 r5:00001000 r4:7f35d000 [ 1350.189998][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1350.190069][ T32] r5:00001000 r4:ecbed000 [ 1350.190132][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1350.190175][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.190260][ T32] r5:8596338c r4:85963000 [ 1350.190283][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1350.190353][ T32] r7:ddde2d40 r6:83018200 r5:8596338c r4:858b7600 [ 1350.190378][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1350.190447][ T32] r10:61c88647 r9:85a28c00 r8:858b762c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1350.190518][ T32] r4:858b7600 [ 1350.190540][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1350.197673][ T32] r10:00000000 r9:858b7600 r8:8027ecf4 r7:ecbd1e60 r6:858b7680 r5:85a28c00 ** 10 printk messages dropped ** [ 1350.198681][ T32] Workqueue: events bpf_prog_free_deferred ** 14 printk messages dropped ** [ 1350.199379][ T32] r4:e08d9dc0 ** 11 printk messages dropped ** [ 1350.200067][ T32] r7:dddced40 r6:83018000 r5:8512438c r4:84b0bd00 ** 11 printk messages dropped ** [ 1350.215397][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 12 printk messages dropped ** [ 1350.216179][ T32] r5:85a29800 r4:829189bc ** 2 printk messages dropped ** [ 1350.216313][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecc15e08 ** 19 printk messages dropped ** [ 1350.217109][ T32] r10:00000000 r9:858b7700 r8:8027ecf4 r7:ecbd1e60 r6:858b7780 r5:85a29800 [ 1350.217156][ T32] r4:00000001 [ 1350.217180][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.217255][ T32] Exception stack(0xecc15fb0 to 0xecc15ff8) [ 1350.217297][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1350.217327][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.217353][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.217381][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1350.217402][ T32] r4:8589c000 [ 1350.217930][ T32] INFO: task kworker/1:556:6723 is blocked on a mutex likely owned by task kworker/0:315:3960. [ 1350.217990][ T32] task:kworker/0:315 state:R running task stack:0 pid:3960 tgid:3960 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.218076][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.218156][ T32] Call trace: [ 1350.218190][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1350.218239][ T32] r10:8280c9b4 r9:84b7bc00 r8:80200be4 r7:e08d9d54 r6:ffffffff r5:84b7bc00 [ 1350.218262][ T32] r4:00000000 [ 1350.218280][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.218338][ T32] Exception stack(0xe08d9d20 to 0xe08d9d68) [ 1350.218371][ T32] 9d20: c4066000 e06bf000 00000001 80239b98 7f325000 00000001 82ac11c4 82ac05a0 [ 1350.218399][ T32] 9d40: 7f325000 e06bf000 8280c9b4 e08d9d9c e08d9da0 e08d9d70 80230ad4 80239bb0 [ 1350.218422][ T32] 9d60: 80050113 ffffffff [ 1350.218467][ T32] r5:80050113 r4:80239bb0 [ 1350.218490][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1350.218531][ T32] r4:82ac11e4 [ 1350.218573][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.218619][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08d9dc0 r5:e08d9e08 [ 1350.218662][ T32] r4:e08d9dc0 [ 1350.218701][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1350.218768][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9b40 [ 1350.218812][ T32] r4:00000000 [ 1350.218834][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1350.218877][ T32] r9:83018005 r8:84b7bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f09d000 [ 1350.218897][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1350.218952][ T32] r5:00001000 r4:e06eb000 [ 1350.218975][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) ** 11 printk messages dropped ** [ 1350.219489][ T32] Exception stack(0xe08d9fb0 to 0xe08d9ff8) ** 9 printk messages dropped ** [ 1350.219825][ T32] task:kworker/1:557 state:D stack:0 pid:6725 tgid:6725 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.219917][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.219990][ T32] Call trace: [ 1350.220028][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1350.220099][ T32] r10:829189c0 r9:ecc21d84 r8:00000002 r7:60000113 r6:ecc21d8c r5:85a2a400 [ 1350.220155][ T32] r4:85a2a400 [ 1350.220178][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1350.220218][ T32] r5:85a2a400 r4:829189bc [ 1350.220236][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.220285][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.220334][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecc21e08 [ 1350.220356][ T32] r4:00000000 [ 1350.220374][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1350.220411][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1350.220445][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1350.220485][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8589c300 [ 1350.220645][ T32] r4:00000000 [ 1350.235224][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1350.235343][ T32] r9:83018205 r8:85a2a400 r7:00000000 r6:83018200 r5:00001000 r4:7f361000 [ 1350.235462][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1350.235541][ T32] r5:00001000 r4:ecc1d000 [ 1350.235610][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1350.235684][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.235728][ T32] r5:85963b8c r4:85963800 ** 2 printk messages dropped ** [ 1350.235839][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1350.236176][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1350.237351][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1350.237683][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) ** 9 printk messages dropped ** [ 1350.238079][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) ** 11 printk messages dropped ** [ 1350.238567][ T32] r4:00000001 ** 1 printk messages dropped ** [ 1350.238625][ T32] Exception stack(0xe08d9fb0 to 0xe08d9ff8) [ 1350.238650][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1350.238677][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.238704][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.238732][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1350.238753][ T32] r4:850d9a80 [ 1350.238773][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.238804][ T32] INFO: task kworker/1:558:6727 blocked for more than 476 seconds. [ 1350.238852][ T32] Not tainted 6.15.0-syzkaller #0 [ 1350.238888][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.238909][ T32] task:kworker/1:558 state:D stack:0 pid:6727 tgid:6727 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.238954][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.238993][ T32] Call trace: [ 1350.239034][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) ** 3 printk messages dropped ** [ 1350.239259][ T32] r5:85a2b000 r4:829189bc ** 3 printk messages dropped ** [ 1350.239429][ T32] r4:00000000 ** 9 printk messages dropped ** [ 1350.239951][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) ** 16 printk messages dropped ** [ 1350.261755][ T32] r4:8589c280 ** 11 printk messages dropped ** [ 1350.263104][ T32] 9d60: 80050113 ffffffff ** 13 printk messages dropped ** [ 1350.263935][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) ** 23 printk messages dropped ** [ 1350.265152][ T32] Call trace: ** 4 printk messages dropped ** [ 1350.265548][ T32] r5:85a2bc00 r4:829189bc ** 6 printk messages dropped ** [ 1350.265815][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) ** 10 printk messages dropped ** [ 1350.266232][ T32] r7:ddde2d40 r6:83018200 r5:85a6438c r4:858b7a00 ** 1 printk messages dropped ** [ 1350.266295][ T32] r10:61c88647 r9:85a2bc00 r8:858b7a2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1350.266384][ T32] r4:858b7a00 [ 1350.266408][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1350.266483][ T32] r10:00000000 r9:858b7a00 r8:8027ecf4 r7:ecc2de60 r6:858b7a80 r5:85a2bc00 [ 1350.266508][ T32] r4:00000001 [ 1350.266527][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.266560][ T32] Exception stack(0xecc39fb0 to 0xecc39ff8) [ 1350.266586][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1350.266636][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.266696][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.266727][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1350.266748][ T32] r4:8589c400 [ 1350.267187][ T32] INFO: task kworker/1:559:6729 is blocked on a mutex likely owned by task kworker/0:315:3960. [ 1350.267323][ T32] task:kworker/0:315 state:R running task stack:0 pid:3960 tgid:3960 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.267392][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.267470][ T32] Call trace: [ 1350.267537][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1350.267589][ T32] r10:8280c9b4 r9:84b7bc00 r8:80200be4 r7:e08d9d54 r6:ffffffff r5:84b7bc00 [ 1350.267612][ T32] r4:00000000 [ 1350.267631][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.267710][ T32] Exception stack(0xe08d9d20 to 0xe08d9d68) [ 1350.267742][ T32] 9d20: c4a2d000 e06bf000 00000001 80239b98 7f325000 00000001 82ac11c4 82ac05a0 [ 1350.267799][ T32] 9d40: 7f325000 e06bf000 8280c9b4 e08d9d9c e08d9da0 e08d9d70 80230ad4 80239bb0 [ 1350.267826][ T32] 9d60: 80050113 ffffffff [ 1350.267848][ T32] r5:80050113 r4:80239bb0 [ 1350.267909][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1350.267954][ T32] r4:82ac11e4 [ 1350.268002][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.268077][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08d9dc0 r5:e08d9e08 [ 1350.268125][ T32] r4:e08d9dc0 [ 1350.268147][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1350.268218][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9b40 [ 1350.268353][ T32] r4:00000000 [ 1350.268375][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) ** 1 printk messages dropped ** [ 1350.268455][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) ** 24 printk messages dropped ** [ 1350.269691][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1350.269966][ T32] r5:85a2c800 r4:829189bc [ 1350.270020][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 10 printk messages dropped ** [ 1350.291534][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) ** 12 printk messages dropped ** [ 1350.292160][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 8 printk messages dropped ** [ 1350.293004][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1350.293508][ T32] 9d60: 80050113 ffffffff ** 5 printk messages dropped ** [ 1350.293731][ T32] r4:e08d9dc0 ** 5 printk messages dropped ** [ 1350.293961][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) ** 11 printk messages dropped ** [ 1350.294525][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1350.294736][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 12 printk messages dropped ** [ 1350.295388][ T32] r5:85a2d400 r4:829189bc [ 1350.295417][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1350.295526][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1350.295705][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8589ca40 ** 3 printk messages dropped ** [ 1350.295854][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1350.295897][ T32] r5:00001000 r4:ecc61000 [ 1350.295917][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1350.295955][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.295993][ T32] r5:85a64f8c r4:85a64c00 [ 1350.296035][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1350.296081][ T32] r7:ddde2d40 r6:83018200 r5:85a64f8c r4:858b7c00 [ 1350.296131][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1350.296178][ T32] r10:61c88647 r9:85a2d400 r8:858b7c2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1350.296200][ T32] r4:858b7c00 [ 1350.296240][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1350.296286][ T32] r10:00000000 r9:858b7c00 r8:8027ecf4 r7:ecc45e60 r6:858b7c80 r5:85a2d400 [ 1350.296329][ T32] r4:00000001 [ 1350.296357][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.296392][ T32] Exception stack(0xecc8dfb0 to 0xecc8dff8) [ 1350.296417][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1350.296444][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.296470][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.296498][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1350.296519][ T32] r4:8589c700 [ 1350.297106][ T32] INFO: task kworker/1:561:6733 is blocked on a mutex likely owned by task kworker/0:315:3960. [ 1350.297145][ T32] task:kworker/0:315 state:R running task stack:0 pid:3960 tgid:3960 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.297202][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.297281][ T32] Call trace: [ 1350.297311][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1350.297388][ T32] r10:8280c9b4 r9:84b7bc00 r8:80200be4 r7:e08d9d54 r6:ffffffff r5:84b7bc00 [ 1350.297498][ T32] r4:00000000 [ 1350.297521][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.297561][ T32] Exception stack(0xe08d9d20 to 0xe08d9d68) [ 1350.297601][ T32] 9d20: c4ef1000 e06bf000 00000001 80239b98 7f325000 00000001 82ac11c4 82ac05a0 [ 1350.297632][ T32] 9d40: 7f325000 e06bf000 8280c9b4 e08d9d9c e08d9da0 e08d9d70 80230ad4 80239bb0 [ 1350.297655][ T32] 9d60: 80050113 ffffffff [ 1350.297700][ T32] r5:80050113 r4:80239bb0 [ 1350.297724][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1350.297774][ T32] r4:82ac11e4 [ 1350.297819][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.297885][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08d9dc0 r5:e08d9e08 [ 1350.297913][ T32] r4:e08d9dc0 [ 1350.297944][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1350.297990][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9b40 [ 1350.298033][ T32] r4:00000000 [ 1350.298055][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1350.298099][ T32] r9:83018005 r8:84b7bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f09d000 [ 1350.298119][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1350.298159][ T32] r5:00001000 r4:e06eb000 ** 2 printk messages dropped ** [ 1350.298274][ T32] r5:8512438c r4:85124000 ** 6 printk messages dropped ** [ 1350.298567][ T32] r10:00000000 r9:84b0bd00 r8:8027ecf4 r7:e08b1e60 r6:85024500 r5:84b7bc00 ** 9 printk messages dropped ** [ 1350.298974][ T32] INFO: task kworker/1:562:6735 blocked for more than 476 seconds. ** 9 printk messages dropped ** [ 1350.299402][ T32] r5:85a2e000 r4:829189bc [ 1350.299422][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.299460][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) ** 4 printk messages dropped ** [ 1350.299696][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) ** 6 printk messages dropped ** [ 1350.299984][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) ** 5 printk messages dropped ** [ 1350.300356][ T32] r10:61c88647 r9:85a2e000 r8:858b7d2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 8 printk messages dropped ** [ 1350.332243][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 10 printk messages dropped ** [ 1350.334342][ T32] Exception stack(0xe08d9d20 to 0xe08d9d68) ** 8 printk messages dropped ** [ 1350.334933][ T32] r4:e08d9dc0 ** 4 printk messages dropped ** [ 1350.335575][ T32] r9:83018005 r8:84b7bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f09d000 ** 7 printk messages dropped ** [ 1350.336270][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) ** 16 printk messages dropped ** [ 1350.337481][ T32] task:kworker/1:563 state:D stack:0 pid:6737 tgid:6737 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 8 printk messages dropped ** [ 1350.338345][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.338548][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecca5e08 [ 1350.338605][ T32] r4:00000000 [ 1350.338648][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1350.338734][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1350.338842][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1350.338934][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8589cbc0 [ 1350.339141][ T32] r4:00000000 [ 1350.339244][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1350.339345][ T32] r9:83018205 r8:85a2ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f36d000 [ 1350.339397][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1350.339479][ T32] r5:00001000 r4:ecc81000 [ 1350.339574][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1350.339681][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.339768][ T32] r5:85a6538c r4:85a65000 [ 1350.339810][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1350.339925][ T32] r7:ddde2d40 r6:83018200 r5:85a6538c r4:858b7e00 [ 1350.339988][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1350.340085][ T32] r10:61c88647 r9:85a2ec00 r8:858b7e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1350.340152][ T32] r4:858b7e00 [ 1350.340198][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1350.340451][ T32] r10:00000000 r9:858b7e00 r8:8027ecf4 r7:ecc95e60 r6:858b7e80 r5:85a2ec00 [ 1350.340562][ T32] r4:00000001 [ 1350.361223][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.361391][ T32] Exception stack(0xecca5fb0 to 0xecca5ff8) [ 1350.361458][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1350.361521][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.361579][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.361665][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1350.361738][ T32] r4:8589c8c0 [ 1350.362713][ T32] INFO: task kworker/1:563:6737 is blocked on a mutex likely owned by task kworker/0:315:3960. [ 1350.362797][ T32] task:kworker/0:315 state:R running task stack:0 pid:3960 tgid:3960 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.363011][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.363181][ T32] Call trace: [ 1350.363252][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1350.363369][ T32] r10:8280c9b4 r9:84b7bc00 r8:80200be4 r7:e08d9d54 r6:ffffffff r5:84b7bc00 [ 1350.363418][ T32] r4:00000000 [ 1350.363462][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 3 printk messages dropped ** [ 1350.363740][ T32] 9d60: 80050113 ffffffff ** 5 printk messages dropped ** [ 1350.364244][ T32] r4:e08d9dc0 ** 4 printk messages dropped ** [ 1350.364621][ T32] r9:83018005 r8:84b7bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f09d000 ** 8 printk messages dropped ** [ 1350.365578][ T32] r10:61c88647 r9:84b7bc00 r8:84b0bd2c r7:82804d40 r6:dddced40 r5:dddced60 ** 8 printk messages dropped ** [ 1350.366196][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1350.367018][ T32] Call trace: ** 4 printk messages dropped ** [ 1350.367509][ T32] r5:85a30000 r4:829189bc [ 1350.367581][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.367701][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) ** 4 printk messages dropped ** [ 1350.368148][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) ** 4 printk messages dropped ** [ 1350.368495][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1350.368576][ T32] r5:00001000 r4:eccc5000 [ 1350.368620][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1350.368698][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.368787][ T32] r5:85a65b8c r4:85a65800 [ 1350.368833][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1350.368973][ T32] r7:ddde2d40 r6:83018200 r5:85a65b8c r4:858b7f00 [ 1350.369024][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1350.369155][ T32] r10:61c88647 r9:85a30000 r8:858b7f2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1350.369209][ T32] r4:858b7f00 [ 1350.369283][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1350.369439][ T32] r10:00000000 r9:858b7f00 r8:8027ecf4 r7:ecc95e60 r6:858b7f80 r5:85a30000 [ 1350.369523][ T32] r4:00000001 [ 1350.369572][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.369717][ T32] Exception stack(0xeccbdfb0 to 0xeccbdff8) [ 1350.369807][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1350.370012][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.370076][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.370138][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1350.370191][ T32] r4:8589cdc0 [ 1350.401460][ T32] INFO: task kworker/1:564:6739 is blocked on a mutex likely owned by task kworker/0:315:3960. [ 1350.401565][ T32] task:kworker/0:315 state:R running task stack:0 pid:3960 tgid:3960 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.401653][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.401758][ T32] Call trace: [ 1350.401817][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1350.401880][ T32] r10:8280c9b4 r9:84b7bc00 r8:80200be4 r7:e08d9d54 r6:ffffffff r5:84b7bc00 [ 1350.401936][ T32] r4:00000000 [ 1350.401960][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.402001][ T32] Exception stack(0xe08d9d20 to 0xe08d9d68) [ 1350.402032][ T32] 9d20: c5fc9000 e06bf000 00000001 80239b98 7f325000 00000001 82ac11c4 82ac05a0 [ 1350.402060][ T32] 9d40: 7f325000 e06bf000 8280c9b4 e08d9d9c e08d9da0 e08d9d70 80230ad4 80239bb0 [ 1350.402083][ T32] 9d60: 80050113 ffffffff [ 1350.402139][ T32] r5:80050113 r4:80239bb0 [ 1350.402192][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1350.402282][ T32] r4:82ac11e4 [ 1350.402305][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.402386][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08d9dc0 r5:e08d9e08 [ 1350.402450][ T32] r4:e08d9dc0 [ 1350.402473][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1350.402517][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9b40 [ 1350.402562][ T32] r4:00000000 [ 1350.402585][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1350.402628][ T32] r9:83018005 r8:84b7bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f09d000 [ 1350.402649][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1350.402690][ T32] r5:00001000 r4:e06eb000 [ 1350.402710][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1350.402770][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.402813][ T32] r5:8512438c r4:85124000 [ 1350.402832][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1350.402893][ T32] r7:dddced40 r6:83018000 r5:8512438c r4:84b0bd00 [ 1350.402917][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1350.402962][ T32] r10:61c88647 r9:84b7bc00 r8:84b0bd2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1350.402984][ T32] r4:84b0bd00 [ 1350.403035][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1350.403084][ T32] r10:00000000 r9:84b0bd00 r8:8027ecf4 r7:e08b1e60 r6:85024500 r5:84b7bc00 [ 1350.403139][ T32] r4:00000001 [ 1350.403172][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.403208][ T32] Exception stack(0xe08d9fb0 to 0xe08d9ff8) [ 1350.403235][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1350.403263][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.403305][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.403376][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1350.403402][ T32] r4:850d9a80 [ 1350.403425][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 3 printk messages dropped ** [ 1350.403579][ T32] task:kworker/1:565 state:D stack:0 pid:6742 tgid:6742 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1350.403989][ T32] r5:85a30c00 r4:829189bc [ 1350.404011][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 5 printk messages dropped ** [ 1350.404307][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) ** 6 printk messages dropped ** [ 1350.404587][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) ** 9 printk messages dropped ** [ 1350.404970][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1350.405185][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1350.405841][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.405933][ T32] Call trace: [ 1350.405965][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1350.406079][ T32] r10:8280c9b4 r9:84b7bc00 r8:80200be4 r7:e08d9d54 r6:ffffffff r5:84b7bc00 [ 1350.406111][ T32] r4:00000000 [ 1350.406151][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.406194][ T32] Exception stack(0xe08d9d20 to 0xe08d9d68) [ 1350.406223][ T32] 9d20: c5fc9000 e06bf000 00000001 80239b98 7f325000 00000001 82ac11c4 82ac05a0 [ 1350.406273][ T32] 9d40: 7f325000 e06bf000 8280c9b4 e08d9d9c e08d9da0 e08d9d70 80230ad4 80239bb0 [ 1350.406299][ T32] 9d60: 80050113 ffffffff [ 1350.406341][ T32] r5:80050113 r4:80239bb0 [ 1350.406388][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1350.406432][ T32] r4:82ac11e4 [ 1350.406461][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.406508][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08d9dc0 r5:e08d9e08 [ 1350.406551][ T32] r4:e08d9dc0 [ 1350.406596][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1350.406645][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9b40 [ 1350.406667][ T32] r4:00000000 [ 1350.406686][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1350.406749][ T32] r9:83018005 r8:84b7bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f09d000 [ 1350.406775][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1350.406817][ T32] r5:00001000 r4:e06eb000 [ 1350.406835][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1350.406872][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.406932][ T32] r5:8512438c r4:85124000 [ 1350.406975][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1350.407020][ T32] r7:dddced40 r6:83018000 r5:8512438c r4:84b0bd00 [ 1350.407055][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1350.407103][ T32] r10:61c88647 r9:84b7bc00 r8:84b0bd2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1350.407152][ T32] r4:84b0bd00 [ 1350.407173][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1350.407263][ T32] r10:00000000 r9:84b0bd00 r8:8027ecf4 r7:e08b1e60 r6:85024500 r5:84b7bc00 [ 1350.407310][ T32] r4:00000001 [ 1350.407331][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.407373][ T32] Exception stack(0xe08d9fb0 to 0xe08d9ff8) [ 1350.407400][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1350.407515][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.407590][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.407620][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1350.407643][ T32] r4:850d9a80 [ 1350.407663][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.407687][ T32] INFO: task kworker/1:566:6743 blocked for more than 476 seconds. [ 1350.407741][ T32] Not tainted 6.15.0-syzkaller #0 [ 1350.407801][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.407824][ T32] task:kworker/1:566 state:D stack:0 pid:6743 tgid:6743 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.407909][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.407954][ T32] Call trace: [ 1350.408019][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1350.408067][ T32] r10:829189c0 r9:eccd5d84 r8:00000002 r7:60000013 r6:eccd5d8c r5:85a31800 [ 1350.408123][ T32] r4:85a31800 [ 1350.408181][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1350.408224][ T32] r5:85a31800 r4:829189bc [ 1350.408274][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.408367][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.408445][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eccd5e08 [ 1350.408569][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1350.408678][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1350.409064][ T32] r5:85a6638c r4:85a66000 ** 6 printk messages dropped ** [ 1350.409354][ T32] r10:00000000 r9:85383100 r8:8027ecf4 r7:eccc9e60 r6:85383180 r5:85a31800 ** 9 printk messages dropped ** [ 1350.410251][ T32] task:kworker/0:315 state:R running task stack:0 pid:3960 tgid:3960 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 3 printk messages dropped ** [ 1350.410470][ T32] r10:8280c9b4 r9:84b7bc00 r8:80200be4 r7:e08d9d54 r6:ffffffff r5:84b7bc00 [ 1350.410589][ T32] r4:00000000 [ 1350.433570][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.433661][ T32] Exception stack(0xe08d9d20 to 0xe08d9d68) [ 1350.433698][ T32] 9d20: c6337000 e06bf000 00000001 80239b98 7f325000 00000001 82ac11c4 82ac05a0 [ 1350.433727][ T32] 9d40: 7f325000 e06bf000 8280c9b4 e08d9d9c e08d9da0 e08d9d70 80230ad4 80239bb0 [ 1350.433799][ T32] 9d60: 80050113 ffffffff [ 1350.433830][ T32] r5:80050113 r4:80239bb0 [ 1350.433863][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1350.433941][ T32] r4:82ac11e4 [ 1350.433966][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.434078][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08d9dc0 r5:e08d9e08 [ 1350.434108][ T32] r4:e08d9dc0 [ 1350.434132][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1350.434222][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9b40 [ 1350.434259][ T32] r4:00000000 [ 1350.434318][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1350.434375][ T32] r9:83018005 r8:84b7bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f09d000 [ 1350.434430][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1350.434525][ T32] r5:00001000 r4:e06eb000 [ 1350.434548][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1350.434588][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.434662][ T32] r5:8512438c r4:85124000 [ 1350.434685][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1350.434752][ T32] r7:dddced40 r6:83018000 r5:8512438c r4:84b0bd00 [ 1350.434812][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1350.434883][ T32] r10:61c88647 r9:84b7bc00 r8:84b0bd2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1350.434908][ T32] r4:84b0bd00 [ 1350.434927][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1350.434972][ T32] r10:00000000 r9:84b0bd00 r8:8027ecf4 r7:e08b1e60 r6:85024500 r5:84b7bc00 [ 1350.434993][ T32] r4:00000001 [ 1350.435043][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.435081][ T32] Exception stack(0xe08d9fb0 to 0xe08d9ff8) [ 1350.435107][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1350.435202][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.435233][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.435261][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1350.435282][ T32] r4:850d9a80 [ 1350.435306][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.435372][ T32] INFO: task kworker/1:567:6745 blocked for more than 476 seconds. [ 1350.435410][ T32] Not tainted 6.15.0-syzkaller #0 [ 1350.435436][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.435457][ T32] task:kworker/1:567 state:D stack:0 pid:6745 tgid:6745 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.435551][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.435664][ T32] Call trace: [ 1350.435700][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) ** 3 printk messages dropped ** [ 1350.435936][ T32] r5:85a32400 r4:829189bc [ 1350.435990][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.436033][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) ** 4 printk messages dropped ** [ 1350.436231][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) ** 6 printk messages dropped ** [ 1350.436537][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) ** 10 printk messages dropped ** [ 1350.437124][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 7 printk messages dropped ** [ 1350.437983][ T32] task:kworker/0:315 state:R running task stack:0 pid:3960 tgid:3960 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.438100][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.438188][ T32] Call trace: [ 1350.438221][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1350.438272][ T32] r10:8280c9b4 r9:84b7bc00 r8:80200be4 r7:e08d9d54 r6:ffffffff r5:84b7bc00 [ 1350.438295][ T32] r4:00000000 [ 1350.438314][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.438400][ T32] Exception stack(0xe08d9d20 to 0xe08d9d68) [ 1350.438453][ T32] 9d20: c6337000 e06bf000 00000001 80239b98 7f325000 00000001 82ac11c4 82ac05a0 [ 1350.438496][ T32] 9d40: 7f325000 e06bf000 8280c9b4 e08d9d9c e08d9da0 e08d9d70 80230ad4 80239bb0 [ 1350.438542][ T32] 9d60: 80050113 ffffffff [ 1350.438569][ T32] r5:80050113 r4:80239bb0 [ 1350.438589][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1350.438630][ T32] r4:82ac11e4 [ 1350.438649][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.438689][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08d9dc0 r5:e08d9e08 [ 1350.438711][ T32] r4:e08d9dc0 [ 1350.438730][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1350.438783][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9b40 [ 1350.438808][ T32] r4:00000000 [ 1350.438826][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1350.438869][ T32] r9:83018005 r8:84b7bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f09d000 [ 1350.438890][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1350.438928][ T32] r5:00001000 r4:e06eb000 [ 1350.438947][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1350.438984][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.439046][ T32] r5:8512438c r4:85124000 [ 1350.439069][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1350.439155][ T32] r7:dddced40 r6:83018000 r5:8512438c r4:84b0bd00 [ 1350.439181][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1350.439268][ T32] r10:61c88647 r9:84b7bc00 r8:84b0bd2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1350.439293][ T32] r4:84b0bd00 [ 1350.439313][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1350.439399][ T32] r10:00000000 r9:84b0bd00 r8:8027ecf4 r7:e08b1e60 r6:85024500 r5:84b7bc00 [ 1350.439426][ T32] r4:00000001 [ 1350.439472][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.439522][ T32] Exception stack(0xe08d9fb0 to 0xe08d9ff8) [ 1350.439550][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1350.439603][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1350.439837][ T32] Not tainted 6.15.0-syzkaller #0 ** 8 printk messages dropped ** [ 1350.440295][ T32] r5:854d3c00 r4:829189bc [ 1350.440336][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.440406][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.440455][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecdf5e08 [ 1350.440490][ T32] r4:00000000 [ 1350.440595][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) ** 2 printk messages dropped ** [ 1350.461619][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ad64c0 ** 15 printk messages dropped ** [ 1350.462305][ T32] r4:00000001 ** 9 printk messages dropped ** [ 1350.463219][ T32] Workqueue: events bpf_prog_free_deferred ** 14 printk messages dropped ** [ 1350.463963][ T32] r4:e08d9dc0 ** 9 printk messages dropped ** [ 1350.464409][ T32] r5:8512438c r4:85124000 ** 11 printk messages dropped ** [ 1350.464961][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 14 printk messages dropped ** [ 1350.465546][ T32] r5:854d3000 r4:829189bc ** 5 printk messages dropped ** [ 1350.465786][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) ** 16 printk messages dropped ** [ 1350.466452][ T32] r10:00000000 r9:85383380 r8:8027ecf4 r7:ecdf5e60 r6:85885400 r5:854d3000 ** 5 printk messages dropped ** [ 1350.466655][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.466687][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1350.466709][ T32] r4:84ad6340 [ 1350.467136][ T32] INFO: task kworker/1:569:6749 is blocked on a mutex likely owned by task kworker/0:315:3960. [ 1350.467175][ T32] task:kworker/0:315 state:R running task stack:0 pid:3960 tgid:3960 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.467234][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.467362][ T32] Call trace: [ 1350.467396][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1350.467445][ T32] r10:8280c9b4 r9:84b7bc00 r8:80200be4 r7:e08d9d54 r6:ffffffff r5:84b7bc00 [ 1350.467489][ T32] r4:00000000 [ 1350.467532][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.467618][ T32] Exception stack(0xe08d9d20 to 0xe08d9d68) [ 1350.467650][ T32] 9d20: c682e000 e06bf000 00000001 80239b98 7f325000 00000001 82ac11c4 82ac05a0 [ 1350.467678][ T32] 9d40: 7f325000 e06bf000 8280c9b4 e08d9d9c e08d9da0 e08d9d70 80230ad4 80239bb0 [ 1350.467711][ T32] 9d60: 80050113 ffffffff [ 1350.467748][ T32] r5:80050113 r4:80239bb0 [ 1350.467791][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) ** 8 printk messages dropped ** [ 1350.468161][ T32] r9:83018005 r8:84b7bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f09d000 ** 21 printk messages dropped ** [ 1350.469118][ T32] INFO: task kworker/1:570:6750 blocked for more than 476 seconds. ** 9 printk messages dropped ** [ 1350.469519][ T32] r5:854d4800 r4:829189bc ** 6 printk messages dropped ** [ 1350.469753][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) ** 19 printk messages dropped ** [ 1350.470376][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 21 printk messages dropped ** [ 1350.497349][ T32] r4:e08d9dc0 ** 9 printk messages dropped ** [ 1350.497677][ T32] r5:8512438c r4:85124000 ** 14 printk messages dropped ** [ 1350.498257][ T32] r4:850d9a80 ** 11 printk messages dropped ** [ 1350.498814][ T32] r5:854d0000 r4:829189bc ** 3 printk messages dropped ** [ 1350.498982][ T32] r4:00000000 ** 10 printk messages dropped ** [ 1350.499414][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 9 printk messages dropped ** [ 1350.499799][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.499838][ T32] Exception stack(0xece09fb0 to 0xece09ff8) [ 1350.499863][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1350.499890][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.499937][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.499967][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1350.499989][ T32] r4:84ad6440 [ 1350.500403][ T32] INFO: task kworker/1:571:6752 is blocked on a mutex likely owned by task kworker/0:315:3960. [ 1350.500469][ T32] task:kworker/0:315 state:R running task stack:0 pid:3960 tgid:3960 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.512983][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.513127][ T32] Call trace: [ 1350.513159][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1350.513247][ T32] r10:8280c9b4 r9:84b7bc00 r8:80200be4 r7:e08d9d54 r6:ffffffff r5:84b7bc00 [ 1350.513276][ T32] r4:00000000 [ 1350.513296][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.513375][ T32] Exception stack(0xe08d9d20 to 0xe08d9d68) [ 1350.513410][ T32] 9d20: c7504000 e06bf000 00000001 80239b98 7f325000 00000001 82ac11c4 82ac05a0 [ 1350.513438][ T32] 9d40: 7f325000 e06bf000 8280c9b4 e08d9d9c e08d9da0 e08d9d70 80230ad4 80239bb0 [ 1350.513461][ T32] 9d60: 80050113 ffffffff [ 1350.513484][ T32] r5:80050113 r4:80239bb0 [ 1350.513507][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1350.513551][ T32] r4:82ac11e4 [ 1350.513601][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.513647][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08d9dc0 r5:e08d9e08 [ 1350.513669][ T32] r4:e08d9dc0 [ 1350.513688][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1350.513728][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9b40 [ 1350.513749][ T32] r4:00000000 [ 1350.513767][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) ** 1 printk messages dropped ** [ 1350.513830][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) ** 17 printk messages dropped ** [ 1350.514545][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 12 printk messages dropped ** [ 1350.515201][ T32] r5:854d5400 r4:829189bc ** 3 printk messages dropped ** [ 1350.515386][ T32] r4:00000000 ** 9 printk messages dropped ** [ 1350.515842][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) ** 18 printk messages dropped ** [ 1350.517150][ T32] task:kworker/0:315 state:R running task stack:0 pid:3960 tgid:3960 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 29 printk messages dropped ** [ 1350.518285][ T32] r10:61c88647 r9:84b7bc00 r8:84b0bd2c r7:82804d40 r6:dddced40 r5:dddced60 ** 22 printk messages dropped ** [ 1350.519256][ T32] r5:854d1800 r4:829189bc ** 1 printk messages dropped ** [ 1350.519312][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.519395][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ece7de08 [ 1350.519420][ T32] r4:00000000 [ 1350.519440][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1350.519479][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1350.519515][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1350.519554][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ad6a00 [ 1350.519575][ T32] r4:00000000 [ 1350.519593][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1350.519652][ T32] r9:83018205 r8:854d1800 r7:00000000 r6:83018200 r5:00001000 r4:7f381000 [ 1350.519676][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1350.519734][ T32] r5:00001000 r4:ecd9d000 [ 1350.519756][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1350.519794][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.519830][ T32] r5:85a67b8c r4:85a67800 [ 1350.519850][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1350.519918][ T32] r7:ddde2d40 r6:83018200 r5:85a67b8c r4:85383580 [ 1350.519942][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1350.519985][ T32] r10:61c88647 r9:854d1800 r8:853835ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1350.520022][ T32] r4:85383580 [ 1350.520043][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1350.520098][ T32] r10:00000000 r9:85383580 r8:8027ecf4 r7:ece6de60 r6:85885600 r5:854d1800 [ 1350.520122][ T32] r4:00000001 [ 1350.520171][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.520208][ T32] Exception stack(0xece7dfb0 to 0xece7dff8) [ 1350.520233][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 2 printk messages dropped ** [ 1350.520394][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 3 printk messages dropped ** [ 1350.546390][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.546457][ T32] Call trace: [ 1350.546527][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1350.546590][ T32] r10:8280c9b4 r9:84b7bc00 r8:80200be4 r7:e08d9d54 r6:ffffffff r5:84b7bc00 [ 1350.546614][ T32] r4:00000000 [ 1350.546635][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.546674][ T32] Exception stack(0xe08d9d20 to 0xe08d9d68) [ 1350.546740][ T32] 9d20: c7961000 e06bf000 00000001 80239b98 7f325000 00000001 82ac11c4 82ac05a0 [ 1350.546773][ T32] 9d40: 7f325000 e06bf000 8280c9b4 e08d9d9c e08d9da0 e08d9d70 80230ad4 80239bb0 [ 1350.546797][ T32] 9d60: 80050113 ffffffff [ 1350.546845][ T32] r5:80050113 r4:80239bb0 [ 1350.546869][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1350.546941][ T32] r4:82ac11e4 [ 1350.546966][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.547008][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08d9dc0 r5:e08d9e08 [ 1350.547030][ T32] r4:e08d9dc0 [ 1350.547049][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1350.547154][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9b40 [ 1350.547200][ T32] r4:00000000 [ 1350.547262][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1350.547312][ T32] r9:83018005 r8:84b7bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f09d000 [ 1350.547334][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1350.547374][ T32] r5:00001000 r4:e06eb000 [ 1350.547420][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1350.547463][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.547502][ T32] r5:8512438c r4:85124000 [ 1350.547521][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1350.547565][ T32] r7:dddced40 r6:83018000 r5:8512438c r4:84b0bd00 [ 1350.547585][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1350.547670][ T32] r10:61c88647 r9:84b7bc00 r8:84b0bd2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1350.547730][ T32] r4:84b0bd00 ** 1 printk messages dropped ** [ 1350.547802][ T32] r10:00000000 r9:84b0bd00 r8:8027ecf4 r7:e08b1e60 r6:85024500 r5:84b7bc00 ** 4 printk messages dropped ** [ 1350.548105][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 2 printk messages dropped ** [ 1350.548181][ T32] r4:850d9a80 ** 1 printk messages dropped ** [ 1350.548234][ T32] INFO: task kworker/1:574:6758 blocked for more than 476 seconds. ** 3 printk messages dropped ** [ 1350.548432][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1350.548774][ T32] r5:854d6c00 r4:829189bc [ 1350.548835][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.548878][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.549033][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ece89e08 [ 1350.549123][ T32] r4:00000000 [ 1350.549146][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1350.549185][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) ** 1 printk messages dropped ** [ 1350.549307][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ad6dc0 ** 5 printk messages dropped ** [ 1350.549560][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) ** 6 printk messages dropped ** [ 1350.549829][ T32] r4:85383600 ** 3 printk messages dropped ** [ 1350.549966][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 6 printk messages dropped ** [ 1350.561127][ T32] INFO: task kworker/1:574:6758 is blocked on a mutex likely owned by task kworker/0:315:3960. ** 10 printk messages dropped ** [ 1350.561984][ T32] 9d60: 80050113 ffffffff ** 5 printk messages dropped ** [ 1350.562218][ T32] r4:e08d9dc0 [ 1350.562237][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1350.562284][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9b40 [ 1350.562306][ T32] r4:00000000 [ 1350.562351][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1350.562399][ T32] r9:83018005 r8:84b7bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f09d000 [ 1350.562471][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1350.562516][ T32] r5:00001000 r4:e06eb000 [ 1350.562537][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1350.562576][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.562617][ T32] r5:8512438c r4:85124000 [ 1350.562649][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1350.562708][ T32] r7:dddced40 r6:83018000 r5:8512438c r4:84b0bd00 [ 1350.562732][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1350.562777][ T32] r10:61c88647 r9:84b7bc00 r8:84b0bd2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1350.562798][ T32] r4:84b0bd00 [ 1350.562816][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1350.562859][ T32] r10:00000000 r9:84b0bd00 r8:8027ecf4 r7:e08b1e60 r6:85024500 r5:84b7bc00 [ 1350.562881][ T32] r4:00000001 [ 1350.562917][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.562980][ T32] Exception stack(0xe08d9fb0 to 0xe08d9ff8) [ 1350.563010][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1350.563069][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.563098][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.563206][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1350.563233][ T32] r4:850d9a80 [ 1350.563256][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.563293][ T32] INFO: task kworker/1:575:6760 blocked for more than 477 seconds. [ 1350.563326][ T32] Not tainted 6.15.0-syzkaller #0 [ 1350.563350][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.563370][ T32] task:kworker/1:575 state:D stack:0 pid:6760 tgid:6760 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.563414][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.563503][ T32] Call trace: [ 1350.563539][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1350.563595][ T32] r10:829189c0 r9:ece8dd84 r8:00000002 r7:60000113 r6:ece8dd8c r5:854d6000 [ 1350.563622][ T32] r4:854d6000 [ 1350.563688][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1350.563737][ T32] r5:854d6000 r4:829189bc [ 1350.563785][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.563829][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.563876][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ece8de08 [ 1350.563932][ T32] r4:00000000 [ 1350.563956][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1350.564051][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1350.564094][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1350.564140][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ad6c80 [ 1350.564162][ T32] r4:00000000 [ 1350.564181][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1350.564221][ T32] r9:83018205 r8:854d6000 r7:00000000 r6:83018200 r5:00001000 r4:7f385000 [ 1350.564268][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1350.564311][ T32] r5:00001000 r4:ece4d000 [ 1350.564356][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1350.564425][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.564493][ T32] r5:85a7038c r4:85a70000 [ 1350.564541][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1350.564611][ T32] r7:ddde2d40 r6:83018200 r5:85a7038c r4:85383680 [ 1350.564636][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1350.564707][ T32] r10:61c88647 r9:854d6000 r8:853836ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1350.564758][ T32] r4:85383680 [ 1350.564780][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1350.564824][ T32] r10:00000000 r9:85383680 r8:8027ecf4 r7:ece89e60 r6:85885700 r5:854d6000 [ 1350.564871][ T32] r4:00000001 [ 1350.564900][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.564963][ T32] Exception stack(0xece8dfb0 to 0xece8dff8) [ 1350.564992][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1350.565020][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.565046][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.565108][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1350.565135][ T32] r4:84ad6980 [ 1350.565649][ T32] INFO: task kworker/1:575:6760 is blocked on a mutex likely owned by task kworker/0:315:3960. [ 1350.565687][ T32] task:kworker/0:315 state:R running task stack:0 pid:3960 tgid:3960 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.565801][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.565927][ T32] Call trace: [ 1350.565974][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1350.566045][ T32] r10:8280c9b4 r9:84b7bc00 r8:80200be4 r7:e08d9d54 r6:ffffffff r5:84b7bc00 [ 1350.566104][ T32] r4:00000000 [ 1350.566127][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.566167][ T32] Exception stack(0xe08d9d20 to 0xe08d9d68) [ 1350.566196][ T32] 9d20: c79be000 e06bf000 00000001 80239b98 7f325000 00000001 82ac11c4 82ac05a0 [ 1350.566225][ T32] 9d40: 7f325000 e06bf000 8280c9b4 e08d9d9c e08d9da0 e08d9d70 80230ad4 80239bb0 [ 1350.566273][ T32] 9d60: 80050113 ffffffff [ 1350.566331][ T32] r5:80050113 r4:80239bb0 [ 1350.566356][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1350.566397][ T32] r4:82ac11e4 [ 1350.566445][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.566492][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08d9dc0 r5:e08d9e08 [ 1350.566572][ T32] r4:e08d9dc0 [ 1350.566595][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1350.566656][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9b40 [ 1350.566682][ T32] r4:00000000 [ 1350.566702][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1350.566770][ T32] r9:83018005 r8:84b7bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f09d000 [ 1350.566821][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1350.566894][ T32] r5:00001000 r4:e06eb000 [ 1350.566920][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1350.566959][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.566998][ T32] r5:8512438c r4:85124000 [ 1350.567033][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1350.567133][ T32] r7:dddced40 r6:83018000 r5:8512438c r4:84b0bd00 [ 1350.567185][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1350.567236][ T32] r10:61c88647 r9:84b7bc00 r8:84b0bd2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1350.567275][ T32] r4:84b0bd00 [ 1350.567305][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1350.567351][ T32] r10:00000000 r9:84b0bd00 r8:8027ecf4 r7:e08b1e60 r6:85024500 r5:84b7bc00 [ 1350.567373][ T32] r4:00000001 [ 1350.567573][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.567611][ T32] Exception stack(0xe08d9fb0 to 0xe08d9ff8) [ 1350.567637][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1350.567666][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.567707][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.568086][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1350.568118][ T32] r4:850d9a80 [ 1350.568141][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.568168][ T32] INFO: task kworker/1:576:6763 blocked for more than 477 seconds. [ 1350.568196][ T32] Not tainted 6.15.0-syzkaller #0 [ 1350.568219][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.568274][ T32] task:kworker/1:576 state:D stack:0 pid:6763 tgid:6763 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.568471][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.568660][ T32] Call trace: [ 1350.569002][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1350.569053][ T32] r10:829189c0 r9:ece99d84 r8:00000002 r7:60000113 r6:ece99d8c r5:858b8c00 [ 1350.569231][ T32] r4:858b8c00 [ 1350.569338][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1350.569382][ T32] r5:858b8c00 r4:829189bc [ 1350.569401][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.569473][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.569522][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ece99e08 [ 1350.569599][ T32] r4:00000000 [ 1350.569622][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1350.569662][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1350.569698][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1350.569739][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ad6ec0 [ 1350.569803][ T32] r4:00000000 [ 1350.569825][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1350.569865][ T32] r9:83018205 r8:858b8c00 r7:00000000 r6:83018200 r5:00001000 r4:7f389000 [ 1350.569970][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1350.570013][ T32] r5:00001000 r4:ece9b000 [ 1350.570096][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1350.570139][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.570178][ T32] r5:85a70b8c r4:85a70800 [ 1350.570223][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1350.570274][ T32] r7:ddde2d40 r6:83018200 r5:85a70b8c r4:85383700 [ 1350.570296][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1350.570341][ T32] r10:61c88647 r9:858b8c00 r8:8538372c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1350.570369][ T32] r4:85383700 [ 1350.570388][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1350.570432][ T32] r10:00000000 r9:85383700 r8:8027ecf4 r7:ece89e60 r6:85885780 r5:858b8c00 [ 1350.570454][ T32] r4:00000001 [ 1350.570472][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.570504][ T32] Exception stack(0xece99fb0 to 0xece99ff8) [ 1350.600981][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1350.601105][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.601140][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.601173][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1350.601197][ T32] r4:84ad6c40 [ 1350.601722][ T32] INFO: task kworker/1:576:6763 is blocked on a mutex likely owned by task kworker/0:315:3960. [ 1350.601762][ T32] task:kworker/0:315 state:R running task stack:0 pid:3960 tgid:3960 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.601894][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.601956][ T32] Call trace: [ 1350.601986][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1350.602064][ T32] r10:8280c9b4 r9:84b7bc00 r8:80200be4 r7:e08d9d54 r6:ffffffff r5:84b7bc00 [ 1350.602180][ T32] r4:00000000 [ 1350.602209][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.602252][ T32] Exception stack(0xe08d9d20 to 0xe08d9d68) [ 1350.602282][ T32] 9d20: c7f8c000 e06bf000 00000001 80239b98 7f325000 00000001 82ac11c4 82ac05a0 [ 1350.602345][ T32] 9d40: 7f325000 e06bf000 8280c9b4 e08d9d9c e08d9da0 e08d9d70 80230ad4 80239bb0 [ 1350.602402][ T32] 9d60: 80050113 ffffffff [ 1350.602476][ T32] r5:80050113 r4:80239bb0 [ 1350.602566][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1350.602613][ T32] r4:82ac11e4 [ 1350.602732][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.602776][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08d9dc0 r5:e08d9e08 [ 1350.602916][ T32] r4:e08d9dc0 [ 1350.603061][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1350.603169][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9b40 [ 1350.603237][ T32] r4:00000000 [ 1350.603263][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1350.603353][ T32] r9:83018005 r8:84b7bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f09d000 [ 1350.603408][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1350.603475][ T32] r5:00001000 r4:e06eb000 [ 1350.603497][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1350.603577][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.603622][ T32] r5:8512438c r4:85124000 [ 1350.603744][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1350.603807][ T32] r7:dddced40 r6:83018000 r5:8512438c r4:84b0bd00 [ 1350.603855][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1350.603928][ T32] r10:61c88647 r9:84b7bc00 r8:84b0bd2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1350.603975][ T32] r4:84b0bd00 [ 1350.604021][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1350.604071][ T32] r10:00000000 r9:84b0bd00 r8:8027ecf4 r7:e08b1e60 r6:85024500 r5:84b7bc00 [ 1350.604106][ T32] r4:00000001 [ 1350.604159][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.604222][ T32] Exception stack(0xe08d9fb0 to 0xe08d9ff8) [ 1350.604253][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1350.604329][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.604363][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.604393][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1350.604416][ T32] r4:850d9a80 [ 1350.604438][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.604483][ T32] INFO: task kworker/1:577:6766 blocked for more than 477 seconds. [ 1350.604553][ T32] Not tainted 6.15.0-syzkaller #0 [ 1350.604583][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.604664][ T32] task:kworker/1:577 state:D stack:0 pid:6766 tgid:6766 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.604716][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.604838][ T32] Call trace: [ 1350.604873][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1350.604918][ T32] r10:829189c0 r9:eceb9d84 r8:00000002 r7:60000013 r6:eceb9d8c r5:858b8000 [ 1350.604977][ T32] r4:858b8000 [ 1350.605001][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1350.605041][ T32] r5:858b8000 r4:829189bc [ 1350.605143][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.605187][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.605233][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eceb9e08 [ 1350.605254][ T32] r4:00000000 [ 1350.605272][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1350.605352][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1350.605393][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1350.605434][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ad6fc0 [ 1350.605470][ T32] r4:00000000 [ 1350.605517][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1350.605595][ T32] r9:83018205 r8:858b8000 r7:00000000 r6:83018200 r5:00001000 r4:7f38b000 [ 1350.605632][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1350.605702][ T32] r5:00001000 r4:ecea3000 [ 1350.605758][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1350.605799][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.605871][ T32] r5:85a70f8c r4:85a70c00 [ 1350.605893][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1350.605960][ T32] r7:ddde2d40 r6:83018200 r5:85a70f8c r4:85383780 [ 1350.605984][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1350.606038][ T32] r10:61c88647 r9:858b8000 r8:853837ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1350.606074][ T32] r4:85383780 [ 1350.606104][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1350.606147][ T32] r10:00000000 r9:85383780 r8:8027ecf4 r7:ece99e60 r6:85885800 r5:858b8000 [ 1350.606189][ T32] r4:00000001 [ 1350.606233][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.606269][ T32] Exception stack(0xeceb9fb0 to 0xeceb9ff8) [ 1350.606294][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1350.606322][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.606348][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.606375][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1350.606396][ T32] r4:84ad6d80 [ 1350.606814][ T32] INFO: task kworker/1:577:6766 is blocked on a mutex likely owned by task kworker/0:315:3960. [ 1350.606873][ T32] task:kworker/0:315 state:R running task stack:0 pid:3960 tgid:3960 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.607011][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.607102][ T32] Call trace: [ 1350.607190][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1350.607242][ T32] r10:8280c9b4 r9:84b7bc00 r8:80200be4 r7:e08d9d54 r6:ffffffff r5:84b7bc00 [ 1350.607264][ T32] r4:00000000 [ 1350.607282][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.607319][ T32] Exception stack(0xe08d9d20 to 0xe08d9d68) [ 1350.607347][ T32] 9d20: c7f8c000 e06bf000 00000001 80239b98 7f325000 00000001 82ac11c4 82ac05a0 [ 1350.607375][ T32] 9d40: 7f325000 e06bf000 8280c9b4 e08d9d9c e08d9da0 e08d9d70 80230ad4 80239bb0 [ 1350.607398][ T32] 9d60: 80050113 ffffffff [ 1350.607430][ T32] r5:80050113 r4:80239bb0 [ 1350.607454][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1350.607515][ T32] r4:82ac11e4 [ 1350.607558][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.607603][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08d9dc0 r5:e08d9e08 [ 1350.607624][ T32] r4:e08d9dc0 [ 1350.607643][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1350.607683][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9b40 [ 1350.607705][ T32] r4:00000000 [ 1350.607722][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1350.607785][ T32] r9:83018005 r8:84b7bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f09d000 [ 1350.607809][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1350.607850][ T32] r5:00001000 r4:e06eb000 [ 1350.607891][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1350.607953][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.608016][ T32] r5:8512438c r4:85124000 [ 1350.608038][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1350.608087][ T32] r7:dddced40 r6:83018000 r5:8512438c r4:84b0bd00 [ 1350.608130][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) ** 1 printk messages dropped ** [ 1350.608199][ T32] r4:84b0bd00 ** 2 printk messages dropped ** [ 1350.608319][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1350.608446][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1350.608635][ T32] INFO: task kworker/1:578:6767 blocked for more than 477 seconds. ** 3 printk messages dropped ** [ 1350.608878][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1350.609037][ T32] r4:858bb000 ** 1 printk messages dropped ** [ 1350.609100][ T32] r5:858bb000 r4:829189bc [ 1350.609227][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.609326][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.609398][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecec5e08 [ 1350.609423][ T32] r4:00000000 [ 1350.609451][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1350.609493][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1350.609529][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1350.609568][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857de300 [ 1350.609598][ T32] r4:00000000 [ 1350.609620][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1350.609681][ T32] r9:83018205 r8:858bb000 r7:00000000 r6:83018200 r5:00001000 r4:7f38f000 [ 1350.609748][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1350.609789][ T32] r5:00001000 r4:eced3000 [ 1350.609896][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1350.609959][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.610012][ T32] r5:85a7178c r4:85a71400 [ 1350.610055][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1350.610111][ T32] r7:ddde2d40 r6:83018200 r5:85a7178c r4:85383800 [ 1350.610135][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1350.610179][ T32] r10:61c88647 r9:858bb000 r8:8538382c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1350.610221][ T32] r4:85383800 [ 1350.610263][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1350.610314][ T32] r10:00000000 r9:85383800 r8:8027ecf4 r7:eceb9e60 r6:85885880 r5:858bb000 [ 1350.610336][ T32] r4:00000001 [ 1350.610375][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.610432][ T32] Exception stack(0xecec5fb0 to 0xecec5ff8) [ 1350.610460][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1350.610488][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.610517][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.632461][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1350.632583][ T32] r4:857de000 [ 1350.633140][ T32] INFO: task kworker/1:578:6767 is blocked on a mutex likely owned by task kworker/0:315:3960. [ 1350.633222][ T32] task:kworker/0:315 state:R running task stack:0 pid:3960 tgid:3960 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.633330][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.633453][ T32] Call trace: [ 1350.633519][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1350.633605][ T32] r10:8280c9b4 r9:84b7bc00 r8:80200be4 r7:e08d9d54 r6:ffffffff r5:84b7bc00 [ 1350.633664][ T32] r4:00000000 [ 1350.633687][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.633727][ T32] Exception stack(0xe08d9d20 to 0xe08d9d68) [ 1350.633795][ T32] 9d20: c83f7000 e06bf000 00000001 80239b98 7f325000 00000001 82ac11c4 82ac05a0 [ 1350.633876][ T32] 9d40: 7f325000 e06bf000 8280c9b4 e08d9d9c e08d9da0 e08d9d70 80230ad4 80239bb0 [ 1350.633903][ T32] 9d60: 80050113 ffffffff [ 1350.633947][ T32] r5:80050113 r4:80239bb0 [ 1350.633970][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1350.634044][ T32] r4:82ac11e4 [ 1350.634067][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.634141][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08d9dc0 r5:e08d9e08 [ 1350.634169][ T32] r4:e08d9dc0 [ 1350.634219][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1350.634284][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9b40 [ 1350.634342][ T32] r4:00000000 [ 1350.634404][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1350.634489][ T32] r9:83018005 r8:84b7bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f09d000 [ 1350.634513][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1350.634585][ T32] r5:00001000 r4:e06eb000 [ 1350.634639][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1350.634684][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.634756][ T32] r5:8512438c r4:85124000 [ 1350.634816][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1350.634903][ T32] r7:dddced40 r6:83018000 r5:8512438c r4:84b0bd00 [ 1350.634926][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1350.634972][ T32] r10:61c88647 r9:84b7bc00 r8:84b0bd2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1350.634994][ T32] r4:84b0bd00 [ 1350.635042][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1350.635174][ T32] r10:00000000 r9:84b0bd00 r8:8027ecf4 r7:e08b1e60 r6:85024500 r5:84b7bc00 [ 1350.635233][ T32] r4:00000001 [ 1350.635258][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.635295][ T32] Exception stack(0xe08d9fb0 to 0xe08d9ff8) [ 1350.635355][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1350.635421][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.635571][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.635616][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1350.635671][ T32] r4:850d9a80 [ 1350.635697][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.635728][ T32] INFO: task kworker/1:579:6768 blocked for more than 477 seconds. [ 1350.635810][ T32] Not tainted 6.15.0-syzkaller #0 [ 1350.635874][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.635899][ T32] task:kworker/1:579 state:D stack:0 pid:6768 tgid:6768 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.635947][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.636018][ T32] Call trace: [ 1350.636052][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1350.636106][ T32] r10:829189c0 r9:ececdd84 r8:00000002 r7:60000113 r6:ececdd8c r5:858bbc00 [ 1350.636162][ T32] r4:858bbc00 [ 1350.636214][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1350.636284][ T32] r5:858bbc00 r4:829189bc [ 1350.636354][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.636444][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.636564][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ececde08 [ 1350.636629][ T32] r4:00000000 [ 1350.636686][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1350.636757][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1350.636815][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1350.636912][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857de040 [ 1350.636965][ T32] r4:00000000 [ 1350.637002][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1350.637046][ T32] r9:83018205 r8:858bbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f38d000 [ 1350.637066][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1350.637114][ T32] r5:00001000 r4:ecebb000 [ 1350.637162][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1350.637205][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.637243][ T32] r5:85a7138c r4:85a71000 [ 1350.637283][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1350.637328][ T32] r7:ddde2d40 r6:83018200 r5:85a7138c r4:85383880 [ 1350.637378][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1350.637444][ T32] r10:61c88647 r9:858bbc00 r8:853838ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1350.637485][ T32] r4:85383880 [ 1350.637522][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1350.637567][ T32] r10:00000000 r9:85383880 r8:8027ecf4 r7:ecec5e60 r6:85885900 r5:858bbc00 [ 1350.637589][ T32] r4:00000001 [ 1350.637638][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.637675][ T32] Exception stack(0xececdfb0 to 0xececdff8) [ 1350.637701][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1350.637770][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.637799][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.637861][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1350.637918][ T32] r4:857de000 [ 1350.638309][ T32] INFO: task kworker/1:579:6768 is blocked on a mutex likely owned by task kworker/0:315:3960. [ 1350.638346][ T32] task:kworker/0:315 state:R running task stack:0 pid:3960 tgid:3960 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.638426][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.638509][ T32] Call trace: [ 1350.638572][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1350.638655][ T32] r10:8280c9b4 r9:84b7bc00 r8:80200be4 r7:e08d9d54 r6:ffffffff r5:84b7bc00 [ 1350.638716][ T32] r4:00000000 [ 1350.638783][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.638903][ T32] Exception stack(0xe08d9d20 to 0xe08d9d68) [ 1350.638968][ T32] 9d20: c83f7000 e06bf000 00000001 80239b98 7f325000 00000001 82ac11c4 82ac05a0 [ 1350.639044][ T32] 9d40: 7f325000 e06bf000 8280c9b4 e08d9d9c e08d9da0 e08d9d70 80230ad4 80239bb0 [ 1350.639071][ T32] 9d60: 80050113 ffffffff [ 1350.639102][ T32] r5:80050113 r4:80239bb0 [ 1350.639165][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1350.639246][ T32] r4:82ac11e4 [ 1350.639300][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.639393][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08d9dc0 r5:e08d9e08 [ 1350.639434][ T32] r4:e08d9dc0 [ 1350.639486][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1350.639530][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9b40 [ 1350.639584][ T32] r4:00000000 [ 1350.639606][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1350.639648][ T32] r9:83018005 r8:84b7bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f09d000 [ 1350.639706][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1350.639760][ T32] r5:00001000 r4:e06eb000 [ 1350.639782][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1350.639824][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.639919][ T32] r5:8512438c r4:85124000 [ 1350.639976][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1350.640020][ T32] r7:dddced40 r6:83018000 r5:8512438c r4:84b0bd00 [ 1350.640098][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1350.640175][ T32] r10:61c88647 r9:84b7bc00 r8:84b0bd2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1350.640200][ T32] r4:84b0bd00 [ 1350.640237][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1350.640284][ T32] r10:00000000 r9:84b0bd00 r8:8027ecf4 r7:e08b1e60 r6:85024500 r5:84b7bc00 [ 1350.640339][ T32] r4:00000001 [ 1350.640381][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.640417][ T32] Exception stack(0xe08d9fb0 to 0xe08d9ff8) [ 1350.640443][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1350.640512][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.640601][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.663406][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1350.663489][ T32] r4:850d9a80 [ 1350.663549][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.663630][ T32] INFO: task kworker/1:580:6771 blocked for more than 477 seconds. [ 1350.663671][ T32] Not tainted 6.15.0-syzkaller #0 [ 1350.663696][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.663718][ T32] task:kworker/1:580 state:D stack:0 pid:6771 tgid:6771 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.663812][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.663937][ T32] Call trace: [ 1350.663973][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1350.664028][ T32] r10:829189c0 r9:ecee5d84 r8:00000002 r7:60000113 r6:ecee5d8c r5:858ba400 [ 1350.664075][ T32] r4:858ba400 [ 1350.664105][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1350.664151][ T32] r5:858ba400 r4:829189bc [ 1350.664171][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.664210][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.664287][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecee5e08 [ 1350.664341][ T32] r4:00000000 [ 1350.664365][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1350.664404][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1350.664465][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1350.664539][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857de4c0 [ 1350.664565][ T32] r4:00000000 [ 1350.664617][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1350.664680][ T32] r9:83018205 r8:858ba400 r7:00000000 r6:83018200 r5:00001000 r4:7f391000 [ 1350.664749][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1350.664850][ T32] r5:00001000 r4:ecedb000 [ 1350.664876][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1350.664938][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.665005][ T32] r5:85a71b8c r4:85a71800 [ 1350.665104][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1350.665171][ T32] r7:ddde2d40 r6:83018200 r5:85a71b8c r4:85383900 [ 1350.665196][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1350.665272][ T32] r10:61c88647 r9:858ba400 r8:8538392c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1350.665311][ T32] r4:85383900 [ 1350.665335][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1350.665383][ T32] r10:00000000 r9:85383900 r8:8027ecf4 r7:ecec5e60 r6:85885980 r5:858ba400 [ 1350.665405][ T32] r4:00000001 [ 1350.665543][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.665628][ T32] Exception stack(0xecee5fb0 to 0xecee5ff8) [ 1350.665677][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1350.665730][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.665796][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.665827][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1350.665938][ T32] r4:857de180 [ 1350.666545][ T32] INFO: task kworker/1:580:6771 is blocked on a mutex likely owned by task kworker/0:315:3960. [ 1350.666589][ T32] task:kworker/0:315 state:R running task stack:0 pid:3960 tgid:3960 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.666699][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.666779][ T32] Call trace: [ 1350.666856][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1350.666910][ T32] r10:8280c9b4 r9:84b7bc00 r8:80200be4 r7:e08d9d54 r6:ffffffff r5:84b7bc00 [ 1350.666963][ T32] r4:00000000 [ 1350.667018][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.667060][ T32] Exception stack(0xe08d9d20 to 0xe08d9d68) [ 1350.667099][ T32] 9d20: c8adc000 e06bf000 00000001 80239b98 7f325000 00000001 82ac11c4 82ac05a0 [ 1350.667168][ T32] 9d40: 7f325000 e06bf000 8280c9b4 e08d9d9c e08d9da0 e08d9d70 80230ad4 80239bb0 [ 1350.667197][ T32] 9d60: 80050113 ffffffff [ 1350.667220][ T32] r5:80050113 r4:80239bb0 [ 1350.667270][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1350.667337][ T32] r4:82ac11e4 [ 1350.667416][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.667461][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08d9dc0 r5:e08d9e08 [ 1350.667508][ T32] r4:e08d9dc0 [ 1350.667529][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1350.667591][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9b40 [ 1350.667617][ T32] r4:00000000 [ 1350.667655][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1350.667730][ T32] r9:83018005 r8:84b7bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f09d000 [ 1350.667756][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1350.667796][ T32] r5:00001000 r4:e06eb000 [ 1350.667814][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1350.667853][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.667922][ T32] r5:8512438c r4:85124000 [ 1350.667945][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1350.667988][ T32] r7:dddced40 r6:83018000 r5:8512438c r4:84b0bd00 [ 1350.668007][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1350.668102][ T32] r10:61c88647 r9:84b7bc00 r8:84b0bd2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1350.668160][ T32] r4:84b0bd00 [ 1350.668181][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1350.668257][ T32] r10:00000000 r9:84b0bd00 r8:8027ecf4 r7:e08b1e60 r6:85024500 r5:84b7bc00 [ 1350.668285][ T32] r4:00000001 [ 1350.668361][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.668405][ T32] Exception stack(0xe08d9fb0 to 0xe08d9ff8) [ 1350.668434][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1350.668493][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.668571][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.668613][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1350.668634][ T32] r4:850d9a80 [ 1350.668655][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.668680][ T32] INFO: task kworker/1:581:6773 blocked for more than 477 seconds. [ 1350.668708][ T32] Not tainted 6.15.0-syzkaller #0 [ 1350.668732][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.668752][ T32] task:kworker/1:581 state:D stack:0 pid:6773 tgid:6773 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.668796][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.668833][ T32] Call trace: [ 1350.668921][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1350.668971][ T32] r10:829189c0 r9:ecee9d84 r8:00000002 r7:60000013 r6:ecee9d8c r5:858bc800 [ 1350.669025][ T32] r4:858bc800 [ 1350.669072][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1350.669123][ T32] r5:858bc800 r4:829189bc [ 1350.669142][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.669179][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.669223][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecee9e08 [ 1350.669245][ T32] r4:00000000 [ 1350.669301][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1350.669387][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1350.669460][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1350.669505][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857deb40 [ 1350.669526][ T32] r4:00000000 [ 1350.669591][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1350.669694][ T32] r9:83018205 r8:858bc800 r7:00000000 r6:83018200 r5:00001000 r4:7f399000 [ 1350.669750][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1350.669827][ T32] r5:00001000 r4:eb2bf000 [ 1350.669861][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1350.669934][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.670014][ T32] r5:85a72f8c r4:85a72c00 [ 1350.670048][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1350.670099][ T32] r7:ddde2d40 r6:83018200 r5:85a72f8c r4:85383980 [ 1350.670121][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1350.670195][ T32] r10:61c88647 r9:858bc800 r8:853839ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1350.670221][ T32] r4:85383980 [ 1350.670252][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1350.670329][ T32] r10:00000000 r9:85383980 r8:8027ecf4 r7:ecee5e60 r6:85885a00 r5:858bc800 [ 1350.670374][ T32] r4:00000001 [ 1350.670394][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.670428][ T32] Exception stack(0xecee9fb0 to 0xecee9ff8) [ 1350.670455][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1350.670482][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.670576][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.687926][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1350.687989][ T32] r4:857de180 [ 1350.688546][ T32] INFO: task kworker/1:581:6773 is blocked on a mutex likely owned by task kworker/0:315:3960. [ 1350.688588][ T32] task:kworker/0:315 state:R running task stack:0 pid:3960 tgid:3960 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.688705][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.688782][ T32] Call trace: [ 1350.688814][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) ** 6 printk messages dropped ** [ 1350.689065][ T32] 9d60: 80050113 ffffffff ** 4 printk messages dropped ** [ 1350.689311][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08d9dc0 r5:e08d9e08 ** 3 printk messages dropped ** [ 1350.689448][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1350.689555][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1350.689765][ T32] r5:8512438c r4:85124000 ** 3 printk messages dropped ** [ 1350.689893][ T32] r10:61c88647 r9:84b7bc00 r8:84b0bd2c r7:82804d40 r6:dddced40 r5:dddced60 ** 3 printk messages dropped ** [ 1350.690120][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1350.690421][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1350.701393][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1350.701654][ T32] r4:858bd400 [ 1350.701701][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1350.701745][ T32] r5:858bd400 r4:829189bc [ 1350.701789][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.701842][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.701890][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecef5e08 [ 1350.701911][ T32] r4:00000000 [ 1350.701930][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1350.701966][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1350.702005][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1350.702046][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857de680 [ 1350.702079][ T32] r4:00000000 [ 1350.702129][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1350.702190][ T32] r9:83018205 r8:858bd400 r7:00000000 r6:83018200 r5:00001000 r4:7f393000 [ 1350.702214][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1350.702263][ T32] r5:00001000 r4:eceeb000 [ 1350.702323][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1350.702387][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.702447][ T32] r5:85a71f8c r4:85a71c00 [ 1350.702470][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1350.702515][ T32] r7:ddde2d40 r6:83018200 r5:85a71f8c r4:85383a00 [ 1350.702535][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1350.702603][ T32] r10:61c88647 r9:858bd400 r8:85383a2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1350.702651][ T32] r4:85383a00 [ 1350.702690][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1350.702739][ T32] r10:00000000 r9:85383a00 r8:8027ecf4 r7:ecee9e60 r6:85885a80 r5:858bd400 [ 1350.702771][ T32] r4:00000001 [ 1350.702801][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.702837][ T32] Exception stack(0xecef5fb0 to 0xecef5ff8) [ 1350.702863][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1350.702891][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.702954][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.703006][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1350.703052][ T32] r4:857de3c0 [ 1350.703621][ T32] INFO: task kworker/1:582:6774 is blocked on a mutex likely owned by task kworker/0:315:3960. [ 1350.703678][ T32] task:kworker/0:315 state:R running task stack:0 pid:3960 tgid:3960 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.703810][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.703901][ T32] Call trace: [ 1350.703936][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1350.704000][ T32] r10:8280c9b4 r9:84b7bc00 r8:80200be4 r7:e08d9d54 r6:ffffffff r5:84b7bc00 [ 1350.704055][ T32] r4:00000000 [ 1350.704090][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.704135][ T32] Exception stack(0xe08d9d20 to 0xe08d9d68) [ 1350.704187][ T32] 9d20: c9134000 e06bf000 00000001 80239b98 7f325000 00000001 82ac11c4 82ac05a0 [ 1350.704219][ T32] 9d40: 7f325000 e06bf000 8280c9b4 e08d9d9c e08d9da0 e08d9d70 80230ad4 80239bb0 [ 1350.704262][ T32] 9d60: 80050113 ffffffff [ 1350.704288][ T32] r5:80050113 r4:80239bb0 [ 1350.704308][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1350.704358][ T32] r4:82ac11e4 [ 1350.704402][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.704487][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08d9dc0 r5:e08d9e08 [ 1350.704522][ T32] r4:e08d9dc0 [ 1350.704542][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1350.704595][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9b40 [ 1350.704680][ T32] r4:00000000 [ 1350.704704][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1350.704747][ T32] r9:83018005 r8:84b7bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f09d000 [ 1350.704791][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1350.704846][ T32] r5:00001000 r4:e06eb000 ** 1 printk messages dropped ** [ 1350.704972][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 12 printk messages dropped ** [ 1350.705581][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.705607][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.705657][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1350.705683][ T32] r4:850d9a80 [ 1350.705702][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.705728][ T32] INFO: task kworker/1:583:6778 blocked for more than 477 seconds. [ 1350.705776][ T32] Not tainted 6.15.0-syzkaller #0 [ 1350.705803][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.705823][ T32] task:kworker/1:583 state:D stack:0 pid:6778 tgid:6778 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.705868][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.705951][ T32] Call trace: [ 1350.706006][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1350.706054][ T32] r10:829189c0 r9:ed42dd84 r8:00000002 r7:60000113 r6:ed42dd8c r5:858b9800 [ 1350.706076][ T32] r4:858b9800 [ 1350.706102][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1350.706153][ T32] r5:858b9800 r4:829189bc [ 1350.706192][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.706257][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.706314][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed42de08 [ 1350.706340][ T32] r4:00000000 [ 1350.706369][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1350.706418][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1350.706460][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1350.706500][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857de7c0 [ 1350.706531][ T32] r4:00000000 [ 1350.706553][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1350.706595][ T32] r9:83018205 r8:858b9800 r7:00000000 r6:83018200 r5:00001000 r4:7f395000 [ 1350.706615][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1350.706652][ T32] r5:00001000 r4:ecef7000 [ 1350.706671][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1350.706745][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.706807][ T32] r5:85a7238c r4:85a72000 [ 1350.706829][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1350.706873][ T32] r7:ddde2d40 r6:83018200 r5:85a7238c r4:85383a80 [ 1350.706907][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1350.706954][ T32] r10:61c88647 r9:858b9800 r8:85383aac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1350.707006][ T32] r4:85383a80 [ 1350.707036][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1350.707089][ T32] r10:00000000 r9:85383a80 r8:8027ecf4 r7:ecee9e60 r6:85885b00 r5:858b9800 [ 1350.707162][ T32] r4:00000001 [ 1350.707196][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 4 printk messages dropped ** [ 1350.707409][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 5 printk messages dropped ** [ 1350.708140][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) ** 9 printk messages dropped ** [ 1350.708488][ T32] r4:82ac11e4 [ 1350.708533][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.708586][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08d9dc0 r5:e08d9e08 [ 1350.708630][ T32] r4:e08d9dc0 [ 1350.708653][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1350.708755][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9b40 [ 1350.708780][ T32] r4:00000000 [ 1350.708830][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1350.708875][ T32] r9:83018005 r8:84b7bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f09d000 [ 1350.708917][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1350.708961][ T32] r5:00001000 r4:e06eb000 [ 1350.708980][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1350.709017][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.709054][ T32] r5:8512438c r4:85124000 [ 1350.709103][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1350.709149][ T32] r7:dddced40 r6:83018000 r5:8512438c r4:84b0bd00 [ 1350.709191][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1350.709261][ T32] r10:61c88647 r9:84b7bc00 r8:84b0bd2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1350.709286][ T32] r4:84b0bd00 [ 1350.709360][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1350.709439][ T32] r10:00000000 r9:84b0bd00 r8:8027ecf4 r7:e08b1e60 r6:85024500 r5:84b7bc00 [ 1350.709464][ T32] r4:00000001 [ 1350.709492][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.709528][ T32] Exception stack(0xe08d9fb0 to 0xe08d9ff8) [ 1350.709554][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1350.709595][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.709632][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.709660][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1350.709681][ T32] r4:850d9a80 [ 1350.709700][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.709747][ T32] INFO: task kworker/1:584:6779 blocked for more than 477 seconds. [ 1350.709779][ T32] Not tainted 6.15.0-syzkaller #0 [ 1350.709802][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.709832][ T32] task:kworker/1:584 state:D stack:0 pid:6779 tgid:6779 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.709911][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.709961][ T32] Call trace: [ 1350.710027][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1350.710074][ T32] r10:829189c0 r9:ed431d84 r8:00000002 r7:60000113 r6:ed431d8c r5:852dec00 [ 1350.710126][ T32] r4:852dec00 [ 1350.710147][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1350.710187][ T32] r5:852dec00 r4:829189bc [ 1350.710206][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.710266][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.710338][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed431e08 [ 1350.710363][ T32] r4:00000000 [ 1350.710421][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1350.710487][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1350.710577][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1350.741204][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857de840 [ 1350.741274][ T32] r4:00000000 [ 1350.741302][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1350.741371][ T32] r9:83018205 r8:852dec00 r7:00000000 r6:83018200 r5:00001000 r4:7f397000 [ 1350.741392][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1350.741456][ T32] r5:00001000 r4:ecf01000 [ 1350.741482][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1350.741523][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.741562][ T32] r5:85a7278c r4:85a72400 [ 1350.741581][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1350.741628][ T32] r7:ddde2d40 r6:83018200 r5:85a7278c r4:85383b00 [ 1350.741649][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1350.741729][ T32] r10:61c88647 r9:852dec00 r8:85383b2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1350.741755][ T32] r4:85383b00 [ 1350.741797][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1350.741850][ T32] r10:00000000 r9:85383b00 r8:8027ecf4 r7:ecee9e60 r6:85885b80 r5:852dec00 [ 1350.741874][ T32] r4:00000001 [ 1350.741894][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.741965][ T32] Exception stack(0xed431fb0 to 0xed431ff8) [ 1350.741999][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1350.742038][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.742077][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.742124][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1350.742157][ T32] r4:857de640 [ 1350.742701][ T32] INFO: task kworker/1:584:6779 is blocked on a mutex likely owned by task kworker/0:315:3960. [ 1350.742761][ T32] task:kworker/0:315 state:R running task stack:0 pid:3960 tgid:3960 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.742838][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.742911][ T32] Call trace: [ 1350.742963][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1350.743020][ T32] r10:8280c9b4 r9:84b7bc00 r8:80200be4 r7:e08d9d54 r6:ffffffff r5:84b7bc00 [ 1350.743043][ T32] r4:00000000 [ 1350.743097][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.743191][ T32] Exception stack(0xe08d9d20 to 0xe08d9d68) [ 1350.743241][ T32] 9d20: c99f4000 e06bf000 00000001 80239b98 7f325000 00000001 82ac11c4 82ac05a0 [ 1350.743292][ T32] 9d40: 7f325000 e06bf000 8280c9b4 e08d9d9c e08d9da0 e08d9d70 80230ad4 80239bb0 [ 1350.743345][ T32] 9d60: 80050113 ffffffff [ 1350.743508][ T32] r5:80050113 r4:80239bb0 [ 1350.743562][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1350.743624][ T32] r4:82ac11e4 [ 1350.743703][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.743796][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08d9dc0 r5:e08d9e08 [ 1350.743852][ T32] r4:e08d9dc0 [ 1350.743876][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1350.743920][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9b40 [ 1350.743968][ T32] r4:00000000 [ 1350.744014][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1350.744059][ T32] r9:83018005 r8:84b7bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f09d000 [ 1350.744121][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1350.744176][ T32] r5:00001000 r4:e06eb000 [ 1350.744217][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1350.744286][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.744325][ T32] r5:8512438c r4:85124000 [ 1350.744352][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1350.744417][ T32] r7:dddced40 r6:83018000 r5:8512438c r4:84b0bd00 [ 1350.744441][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1350.744486][ T32] r10:61c88647 r9:84b7bc00 r8:84b0bd2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1350.744550][ T32] r4:84b0bd00 [ 1350.744595][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1350.744642][ T32] r10:00000000 r9:84b0bd00 r8:8027ecf4 r7:e08b1e60 r6:85024500 r5:84b7bc00 [ 1350.744665][ T32] r4:00000001 [ 1350.744684][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.744717][ T32] Exception stack(0xe08d9fb0 to 0xe08d9ff8) [ 1350.744788][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1350.744872][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.744918][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.744948][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1350.744976][ T32] r4:850d9a80 [ 1350.745000][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.745048][ T32] INFO: task kworker/1:585:6781 blocked for more than 477 seconds. [ 1350.745124][ T32] Not tainted 6.15.0-syzkaller #0 [ 1350.745155][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.745176][ T32] task:kworker/1:585 state:D stack:0 pid:6781 tgid:6781 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.745247][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.745314][ T32] Call trace: [ 1350.745428][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) ** 3 printk messages dropped ** [ 1350.745630][ T32] r5:858be000 r4:829189bc [ 1350.745672][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 1 printk messages dropped ** [ 1350.745796][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed321e08 ** 6 printk messages dropped ** [ 1350.746076][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) ** 3 printk messages dropped ** [ 1350.746200][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) ** 9 printk messages dropped ** [ 1350.746741][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1350.746964][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1350.747804][ T32] r10:8280c9b4 r9:84b7bc00 r8:80200be4 r7:e08d9d54 r6:ffffffff r5:84b7bc00 ** 3 printk messages dropped ** [ 1350.747963][ T32] 9d20: c99f4000 e06bf000 00000001 80239b98 7f325000 00000001 82ac11c4 82ac05a0 [ 1350.747991][ T32] 9d40: 7f325000 e06bf000 8280c9b4 e08d9d9c e08d9da0 e08d9d70 80230ad4 80239bb0 [ 1350.748036][ T32] 9d60: 80050113 ffffffff [ 1350.748063][ T32] r5:80050113 r4:80239bb0 [ 1350.748118][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1350.748164][ T32] r4:82ac11e4 [ 1350.748184][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.748234][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08d9dc0 r5:e08d9e08 [ 1350.748267][ T32] r4:e08d9dc0 [ 1350.748304][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1350.748347][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9b40 [ 1350.748390][ T32] r4:00000000 [ 1350.748412][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1350.748463][ T32] r9:83018005 r8:84b7bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f09d000 [ 1350.748498][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1350.748564][ T32] r5:00001000 r4:e06eb000 [ 1350.748587][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1350.748627][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.748665][ T32] r5:8512438c r4:85124000 [ 1350.748707][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1350.748751][ T32] r7:dddced40 r6:83018000 r5:8512438c r4:84b0bd00 [ 1350.748771][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1350.748814][ T32] r10:61c88647 r9:84b7bc00 r8:84b0bd2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1350.748835][ T32] r4:84b0bd00 [ 1350.748977][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1350.749026][ T32] r10:00000000 r9:84b0bd00 r8:8027ecf4 r7:e08b1e60 r6:85024500 r5:84b7bc00 [ 1350.749049][ T32] r4:00000001 [ 1350.749067][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.749108][ T32] Exception stack(0xe08d9fb0 to 0xe08d9ff8) [ 1350.749133][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1350.749160][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.749186][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.749212][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1350.749234][ T32] r4:850d9a80 [ 1350.749252][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.749288][ T32] INFO: task kworker/1:586:6783 blocked for more than 477 seconds. [ 1350.749318][ T32] Not tainted 6.15.0-syzkaller #0 [ 1350.749341][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.749382][ T32] task:kworker/1:586 state:D stack:0 pid:6783 tgid:6783 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.749449][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.749515][ T32] Call trace: [ 1350.749635][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1350.749682][ T32] r10:829189c0 r9:ed419d84 r8:00000002 r7:60000013 r6:ed419d8c r5:858bec00 [ 1350.749716][ T32] r4:858bec00 [ 1350.749752][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1350.749794][ T32] r5:858bec00 r4:829189bc [ 1350.749812][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.749873][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.749942][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed419e08 [ 1350.749967][ T32] r4:00000000 [ 1350.749987][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1350.750045][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1350.750085][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1350.750144][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857def00 [ 1350.750200][ T32] r4:00000000 [ 1350.750222][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1350.750263][ T32] r9:83018205 r8:858bec00 r7:00000000 r6:83018200 r5:00001000 r4:7f3a3000 [ 1350.750306][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1350.750349][ T32] r5:00001000 r4:ec8ef000 [ 1350.750368][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1350.750426][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.750555][ T32] r5:85a7378c r4:85a73400 [ 1350.773198][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1350.773319][ T32] r7:ddde2d40 r6:83018200 r5:85a7378c r4:85383c00 [ 1350.773354][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1350.773403][ T32] r10:61c88647 r9:858bec00 r8:85383c2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1350.773425][ T32] r4:85383c00 [ 1350.773443][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1350.773489][ T32] r10:00000000 r9:85383c00 r8:8027ecf4 r7:ecee9e60 r6:85885c80 r5:858bec00 [ 1350.773529][ T32] r4:00000001 [ 1350.773552][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.773589][ T32] Exception stack(0xed419fb0 to 0xed419ff8) [ 1350.773617][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1350.773646][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.773671][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1350.774491][ T32] Workqueue: events bpf_prog_free_deferred ** 14 printk messages dropped ** [ 1350.775111][ T32] r4:e08d9dc0 ** 4 printk messages dropped ** [ 1350.775363][ T32] r9:83018005 r8:84b7bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f09d000 [ 1350.775385][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1350.775450][ T32] r5:00001000 r4:e06eb000 [ 1350.775502][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1350.775641][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.775684][ T32] r5:8512438c r4:85124000 [ 1350.775703][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1350.775759][ T32] r7:dddced40 r6:83018000 r5:8512438c r4:84b0bd00 [ 1350.775818][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1350.775867][ T32] r10:61c88647 r9:84b7bc00 r8:84b0bd2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1350.775938][ T32] r4:84b0bd00 [ 1350.775989][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1350.776092][ T32] r10:00000000 r9:84b0bd00 r8:8027ecf4 r7:e08b1e60 r6:85024500 r5:84b7bc00 [ 1350.776118][ T32] r4:00000001 [ 1350.776237][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.776275][ T32] Exception stack(0xe08d9fb0 to 0xe08d9ff8) ** 4 printk messages dropped ** [ 1350.776527][ T32] r4:850d9a80 ** 5 printk messages dropped ** [ 1350.776821][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1350.777180][ T32] r5:85220c00 r4:829189bc ** 6 printk messages dropped ** [ 1350.777514][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) ** 12 printk messages dropped ** [ 1350.778036][ T32] r10:61c88647 r9:85220c00 r8:85383cac r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 13 printk messages dropped ** [ 1350.778827][ T32] Workqueue: events bpf_prog_free_deferred ** 11 printk messages dropped ** [ 1350.779435][ T32] r4:82ac11e4 ** 4 printk messages dropped ** [ 1350.779674][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9b40 [ 1350.779750][ T32] r4:00000000 [ 1350.779774][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1350.779846][ T32] r9:83018005 r8:84b7bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f09d000 [ 1350.779870][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1350.779910][ T32] r5:00001000 r4:e06eb000 [ 1350.779970][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1350.780084][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.780161][ T32] r5:8512438c r4:85124000 [ 1350.780183][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1350.780229][ T32] r7:dddced40 r6:83018000 r5:8512438c r4:84b0bd00 [ 1350.780255][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1350.780312][ T32] r10:61c88647 r9:84b7bc00 r8:84b0bd2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1350.780431][ T32] r4:84b0bd00 [ 1350.780458][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1350.793239][ T32] r10:00000000 r9:84b0bd00 r8:8027ecf4 r7:e08b1e60 r6:85024500 r5:84b7bc00 [ 1350.793329][ T32] r4:00000001 [ 1350.793380][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.793488][ T32] Exception stack(0xe08d9fb0 to 0xe08d9ff8) [ 1350.793523][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1350.793551][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.793589][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.793655][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1350.793680][ T32] r4:850d9a80 [ 1350.793718][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.793774][ T32] INFO: task kworker/1:588:6790 blocked for more than 477 seconds. [ 1350.793809][ T32] Not tainted 6.15.0-syzkaller #0 [ 1350.793865][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.793891][ T32] task:kworker/1:588 state:D stack:0 pid:6790 tgid:6790 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.793985][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.794030][ T32] Call trace: [ 1350.794111][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1350.794199][ T32] r10:829189c0 r9:ecbe5d84 r8:00000002 r7:60000013 r6:ecbe5d8c r5:849a8000 [ 1350.794249][ T32] r4:849a8000 [ 1350.794311][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1350.794360][ T32] r5:849a8000 r4:829189bc [ 1350.794417][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.794499][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.794569][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecbe5e08 [ 1350.794594][ T32] r4:00000000 [ 1350.794646][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1350.794687][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1350.794727][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1350.794767][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857de9c0 [ 1350.794806][ T32] r4:00000000 [ 1350.794860][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1350.794922][ T32] r9:83018205 r8:849a8000 r7:00000000 r6:83018200 r5:00001000 r4:7f3a5000 [ 1350.794966][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1350.795042][ T32] r5:00001000 r4:ec9bb000 [ 1350.795065][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) ** 5 printk messages dropped ** [ 1350.795359][ T32] r10:61c88647 r9:849a8000 r8:85383d2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 12 printk messages dropped ** [ 1350.796451][ T32] task:kworker/0:315 state:R running task stack:0 pid:3960 tgid:3960 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 27 printk messages dropped ** [ 1350.797888][ T32] r7:dddced40 r6:83018000 r5:8512438c r4:84b0bd00 ** 12 printk messages dropped ** [ 1350.798528][ T32] r4:850d9a80 ** 11 printk messages dropped ** [ 1350.799107][ T32] r5:849a8c00 r4:829189bc [ 1350.799176][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.799249][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.799334][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eceb5e08 [ 1350.799372][ T32] r4:00000000 [ 1350.799394][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1350.799434][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1350.799470][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1350.799550][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85873e40 [ 1350.799587][ T32] r4:00000000 [ 1350.799608][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1350.799648][ T32] r9:83018205 r8:849a8c00 r7:00000000 r6:83018200 r5:00001000 r4:7f3a7000 [ 1350.799668][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1350.799705][ T32] r5:00001000 r4:ecb5f000 [ 1350.799754][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1350.799796][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.799834][ T32] r5:85a73f8c r4:85a73c00 [ 1350.799885][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1350.799935][ T32] r7:ddde2d40 r6:83018200 r5:85a73f8c r4:85383d80 [ 1350.799991][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1350.800052][ T32] r10:61c88647 r9:849a8c00 r8:85383dac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1350.800078][ T32] r4:85383d80 [ 1350.800119][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1350.800201][ T32] r10:00000000 r9:85383d80 r8:8027ecf4 r7:ecbe5e60 r6:85885e00 r5:849a8c00 [ 1350.800262][ T32] r4:00000001 [ 1350.800328][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.800401][ T32] Exception stack(0xeceb5fb0 to 0xeceb5ff8) [ 1350.800431][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1350.800459][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.800488][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.820944][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1350.821035][ T32] r4:857ded40 ** 1 printk messages dropped ** [ 1350.821630][ T32] task:kworker/0:315 state:R running task stack:0 pid:3960 tgid:3960 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 11 printk messages dropped ** [ 1350.822530][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) ** 8 printk messages dropped ** [ 1350.822921][ T32] r9:83018005 r8:84b7bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f09d000 ** 7 printk messages dropped ** [ 1350.823357][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1350.823701][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1350.824183][ T32] task:kworker/1:590 state:D stack:0 pid:6794 tgid:6794 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.824284][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.824376][ T32] Call trace: [ 1350.824452][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1350.824641][ T32] r10:829189c0 r9:ed439d84 r8:00000002 r7:60000113 r6:ed439d8c r5:849a9800 [ 1350.824692][ T32] r4:849a9800 [ 1350.824715][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1350.824756][ T32] r5:849a9800 r4:829189bc [ 1350.824775][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.824845][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.824893][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed439e08 [ 1350.824915][ T32] r4:00000000 [ 1350.824934][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1350.824971][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1350.825020][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1350.825067][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849431c0 [ 1350.825108][ T32] r4:00000000 [ 1350.825198][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1350.825247][ T32] r9:83018205 r8:849a9800 r7:00000000 r6:83018200 r5:00001000 r4:7f3a9000 [ 1350.825268][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1350.825305][ T32] r5:00001000 r4:ecc9d000 [ 1350.825323][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1350.825394][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.825449][ T32] r5:85a7438c r4:85a74000 [ 1350.825471][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1350.825516][ T32] r7:ddde2d40 r6:83018200 r5:85a7438c r4:85383e00 [ 1350.825566][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1350.825622][ T32] r10:61c88647 r9:849a9800 r8:85383e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1350.825645][ T32] r4:85383e00 [ 1350.825663][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1350.825765][ T32] r10:00000000 r9:85383e00 r8:8027ecf4 r7:eceb5e60 r6:85885e80 r5:849a9800 [ 1350.825794][ T32] r4:00000001 [ 1350.825814][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.825850][ T32] Exception stack(0xed439fb0 to 0xed439ff8) [ 1350.825879][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1350.825908][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.825934][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.825961][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1350.825984][ T32] r4:85873b40 [ 1350.826402][ T32] INFO: task kworker/1:590:6794 is blocked on a mutex likely owned by task kworker/0:315:3960. [ 1350.826441][ T32] task:kworker/0:315 state:R running task stack:0 pid:3960 tgid:3960 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.826539][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.826614][ T32] Call trace: [ 1350.826647][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1350.826695][ T32] r10:8280c9b4 r9:84b7bc00 r8:80200be4 r7:e08d9d54 r6:ffffffff r5:84b7bc00 [ 1350.826717][ T32] r4:00000000 [ 1350.826735][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.826772][ T32] Exception stack(0xe08d9d20 to 0xe08d9d68) [ 1350.826801][ T32] 9d20: ca53c000 e06bf000 00000001 80239b98 7f325000 00000001 82ac11c4 82ac05a0 [ 1350.826829][ T32] 9d40: 7f325000 e06bf000 8280c9b4 e08d9d9c e08d9da0 e08d9d70 80230ad4 80239bb0 [ 1350.826907][ T32] 9d60: 80050113 ffffffff [ 1350.826951][ T32] r5:80050113 r4:80239bb0 [ 1350.826975][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) ** 2 printk messages dropped ** [ 1350.827106][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08d9dc0 r5:e08d9e08 ** 3 printk messages dropped ** [ 1350.827327][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1350.827444][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) ** 6 printk messages dropped ** [ 1350.827740][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) ** 3 printk messages dropped ** [ 1350.827921][ T32] r10:00000000 r9:84b0bd00 r8:8027ecf4 r7:e08b1e60 r6:85024500 r5:84b7bc00 [ 1350.827946][ T32] r4:00000001 [ 1350.827967][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.828031][ T32] Exception stack(0xe08d9fb0 to 0xe08d9ff8) [ 1350.828060][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1350.828114][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.828144][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.828173][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1350.828195][ T32] r4:850d9a80 [ 1350.828214][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.828238][ T32] INFO: task kworker/1:591:6796 blocked for more than 477 seconds. [ 1350.828283][ T32] Not tainted 6.15.0-syzkaller #0 [ 1350.828312][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.828359][ T32] task:kworker/1:591 state:D stack:0 pid:6796 tgid:6796 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.828416][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.828470][ T32] Call trace: [ 1350.828499][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1350.828543][ T32] r10:829189c0 r9:ed43dd84 r8:00000002 r7:60000113 r6:ed43dd8c r5:849aa400 [ 1350.828586][ T32] r4:849aa400 [ 1350.828632][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1350.828674][ T32] r5:849aa400 r4:829189bc [ 1350.828713][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.828755][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.828799][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed43de08 [ 1350.828841][ T32] r4:00000000 [ 1350.828865][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1350.828904][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1350.828961][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1350.829027][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85770340 [ 1350.829072][ T32] r4:00000000 [ 1350.829126][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1350.829170][ T32] r9:83018205 r8:849aa400 r7:00000000 r6:83018200 r5:00001000 r4:7f3ad000 [ 1350.829190][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1350.829238][ T32] r5:00001000 r4:ecd57000 [ 1350.829293][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1350.829334][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.829371][ T32] r5:85a74b8c r4:85a74800 [ 1350.829411][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1350.829455][ T32] r7:ddde2d40 r6:83018200 r5:85a74b8c r4:85383e80 [ 1350.829494][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1350.829612][ T32] r10:61c88647 r9:849aa400 r8:85383eac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1350.829638][ T32] r4:85383e80 [ 1350.829657][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1350.829702][ T32] r10:00000000 r9:85383e80 r8:8027ecf4 r7:ed439e60 r6:85885f00 r5:849aa400 [ 1350.829755][ T32] r4:00000001 [ 1350.829818][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.829854][ T32] Exception stack(0xed43dfb0 to 0xed43dff8) [ 1350.829879][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1350.829942][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.829972][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.830012][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1350.830068][ T32] r4:857defc0 [ 1350.830510][ T32] INFO: task kworker/1:591:6796 is blocked on a mutex likely owned by task kworker/0:315:3960. [ 1350.863539][ T32] task:kworker/0:315 state:R running task stack:0 pid:3960 tgid:3960 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.863688][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.863779][ T32] Call trace: [ 1350.863857][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1350.863938][ T32] r10:8280c9b4 r9:84b7bc00 r8:80200be4 r7:e08d9d54 r6:ffffffff r5:84b7bc00 [ 1350.863966][ T32] r4:00000000 [ 1350.863986][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.864026][ T32] Exception stack(0xe08d9d20 to 0xe08d9d68) [ 1350.864056][ T32] 9d20: cb1c5000 e06bf000 00000001 80239b98 7f325000 00000001 82ac11c4 82ac05a0 [ 1350.864084][ T32] 9d40: 7f325000 e06bf000 8280c9b4 e08d9d9c e08d9da0 e08d9d70 80230ad4 80239bb0 [ 1350.864122][ T32] 9d60: 80050113 ffffffff [ 1350.864154][ T32] r5:80050113 r4:80239bb0 [ 1350.864173][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1350.864231][ T32] r4:82ac11e4 [ 1350.864254][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.864318][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08d9dc0 r5:e08d9e08 [ 1350.864347][ T32] r4:e08d9dc0 [ 1350.864367][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1350.864408][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9b40 [ 1350.864451][ T32] r4:00000000 [ 1350.864483][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1350.864547][ T32] r9:83018005 r8:84b7bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f09d000 [ 1350.864601][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1350.864715][ T32] r5:00001000 r4:e06eb000 [ 1350.864773][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1350.864815][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.864855][ T32] r5:8512438c r4:85124000 [ 1350.864906][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1350.864953][ T32] r7:dddced40 r6:83018000 r5:8512438c r4:84b0bd00 [ 1350.864974][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1350.865051][ T32] r10:61c88647 r9:84b7bc00 r8:84b0bd2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1350.865124][ T32] r4:84b0bd00 [ 1350.865150][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1350.865203][ T32] r10:00000000 r9:84b0bd00 r8:8027ecf4 r7:e08b1e60 r6:85024500 r5:84b7bc00 [ 1350.865261][ T32] r4:00000001 [ 1350.865361][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.865536][ T32] Exception stack(0xe08d9fb0 to 0xe08d9ff8) ** 1 printk messages dropped ** [ 1350.865611][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 2 printk messages dropped ** [ 1350.865727][ T32] r4:850d9a80 [ 1350.865751][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.865793][ T32] INFO: task kworker/1:592:6798 blocked for more than 477 seconds. [ 1350.865829][ T32] Not tainted 6.15.0-syzkaller #0 [ 1350.865885][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.865909][ T32] task:kworker/1:592 state:D stack:0 pid:6798 tgid:6798 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.865987][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.866029][ T32] Call trace: [ 1350.866072][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1350.866149][ T32] r10:829189c0 r9:ed441d84 r8:00000002 r7:60000013 r6:ed441d8c r5:849ab000 [ 1350.866191][ T32] r4:849ab000 [ 1350.866212][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1350.866252][ T32] r5:849ab000 r4:829189bc [ 1350.866271][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.866332][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.866431][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed441e08 [ 1350.866497][ T32] r4:00000000 [ 1350.866530][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1350.866571][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1350.866607][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1350.866649][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85770100 [ 1350.866670][ T32] r4:00000000 [ 1350.866713][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1350.866786][ T32] r9:83018205 r8:849ab000 r7:00000000 r6:83018200 r5:00001000 r4:7f3ab000 [ 1350.866823][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1350.866865][ T32] r5:00001000 r4:ecd0f000 [ 1350.866883][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1350.866953][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.866994][ T32] r5:85a7478c r4:85a74400 [ 1350.867037][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1350.867081][ T32] r7:ddde2d40 r6:83018200 r5:85a7478c r4:85383f00 [ 1350.867146][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1350.867237][ T32] r10:61c88647 r9:849ab000 r8:85383f2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1350.867263][ T32] r4:85383f00 [ 1350.867311][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1350.867361][ T32] r10:00000000 r9:85383f00 r8:8027ecf4 r7:ed43de60 r6:85885f80 r5:849ab000 [ 1350.867386][ T32] r4:00000001 [ 1350.867405][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.867465][ T32] Exception stack(0xed441fb0 to 0xed441ff8) [ 1350.867533][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1350.867594][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.867623][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.867651][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1350.867672][ T32] r4:85770080 [ 1350.868243][ T32] INFO: task kworker/1:592:6798 is blocked on a mutex likely owned by task kworker/0:315:3960. [ 1350.868286][ T32] task:kworker/0:315 state:R running task stack:0 pid:3960 tgid:3960 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.868415][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.868506][ T32] Call trace: [ 1350.868570][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1350.868630][ T32] r10:8280c9b4 r9:84b7bc00 r8:80200be4 r7:e08d9d54 r6:ffffffff r5:84b7bc00 [ 1350.868685][ T32] r4:00000000 [ 1350.868741][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.868785][ T32] Exception stack(0xe08d9d20 to 0xe08d9d68) [ 1350.868847][ T32] 9d20: cb1c5000 e06bf000 00000001 80239b98 7f325000 00000001 82ac11c4 82ac05a0 [ 1350.868879][ T32] 9d40: 7f325000 e06bf000 8280c9b4 e08d9d9c e08d9da0 e08d9d70 80230ad4 80239bb0 [ 1350.868902][ T32] 9d60: 80050113 ffffffff [ 1350.868956][ T32] r5:80050113 r4:80239bb0 [ 1350.868978][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1350.869020][ T32] r4:82ac11e4 [ 1350.869040][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.869080][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08d9dc0 r5:e08d9e08 [ 1350.869112][ T32] r4:e08d9dc0 [ 1350.869132][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1350.869174][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9b40 [ 1350.869196][ T32] r4:00000000 [ 1350.869214][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1350.869301][ T32] r9:83018005 r8:84b7bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f09d000 [ 1350.869332][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1350.869415][ T32] r5:00001000 r4:e06eb000 [ 1350.869438][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1350.869477][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.869516][ T32] r5:8512438c r4:85124000 [ 1350.869534][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1350.869599][ T32] r7:dddced40 r6:83018000 r5:8512438c r4:84b0bd00 [ 1350.869634][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1350.869720][ T32] r10:61c88647 r9:84b7bc00 r8:84b0bd2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1350.869782][ T32] r4:84b0bd00 [ 1350.869804][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1350.869877][ T32] r10:00000000 r9:84b0bd00 r8:8027ecf4 r7:e08b1e60 r6:85024500 r5:84b7bc00 [ 1350.869902][ T32] r4:00000001 [ 1350.869921][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.869954][ T32] Exception stack(0xe08d9fb0 to 0xe08d9ff8) [ 1350.870012][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1350.870072][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.870123][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.870167][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1350.870215][ T32] r4:850d9a80 [ 1350.870239][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.870264][ T32] INFO: task kworker/1:593:6800 blocked for more than 477 seconds. [ 1350.870295][ T32] Not tainted 6.15.0-syzkaller #0 [ 1350.870319][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.870343][ T32] task:kworker/1:593 state:D stack:0 pid:6800 tgid:6800 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.870389][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.870464][ T32] Call trace: ** 1 printk messages dropped ** [ 1350.879715][ T32] r10:829189c0 r9:ed445d84 r8:00000002 r7:60000013 r6:ed445d8c r5:849abc00 ** 2 printk messages dropped ** [ 1350.879891][ T32] r5:849abc00 r4:829189bc [ 1350.879911][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.879951][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.880036][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed445e08 [ 1350.880077][ T32] r4:00000000 [ 1350.880108][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1350.880147][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1350.880186][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1350.880300][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857704c0 [ 1350.880345][ T32] r4:00000000 [ 1350.880369][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1350.880445][ T32] r9:83018205 r8:849abc00 r7:00000000 r6:83018200 r5:00001000 r4:7f3af000 [ 1350.880514][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1350.891247][ T32] r5:00001000 r4:ecd83000 [ 1350.891325][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1350.891402][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.891445][ T32] r5:85a74f8c r4:85a74c00 [ 1350.891465][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1350.891509][ T32] r7:ddde2d40 r6:83018200 r5:85a74f8c r4:85383f80 [ 1350.891530][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1350.891575][ T32] r10:61c88647 r9:849abc00 r8:85383fac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1350.891596][ T32] r4:85383f80 [ 1350.891615][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1350.891659][ T32] r10:00000000 r9:85383f80 r8:8027ecf4 r7:ed43de60 r6:857c8000 r5:849abc00 [ 1350.891681][ T32] r4:00000001 [ 1350.891699][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.891734][ T32] Exception stack(0xed445fb0 to 0xed445ff8) [ 1350.891762][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1350.891790][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.891816][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.891869][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1350.891920][ T32] r4:85770040 [ 1350.892449][ T32] INFO: task kworker/1:593:6800 is blocked on a mutex likely owned by task kworker/0:315:3960. [ 1350.892490][ T32] task:kworker/0:315 state:R running task stack:0 pid:3960 tgid:3960 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.892636][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.892758][ T32] Call trace: [ 1350.892816][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1350.892875][ T32] r10:8280c9b4 r9:84b7bc00 r8:80200be4 r7:e08d9d54 r6:ffffffff r5:84b7bc00 [ 1350.892945][ T32] r4:00000000 [ 1350.892970][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.893077][ T32] Exception stack(0xe08d9d20 to 0xe08d9d68) [ 1350.893319][ T32] 9d20: cb6d6000 e06bf000 00000001 80239b98 7f325000 00000001 82ac11c4 82ac05a0 [ 1350.893374][ T32] 9d40: 7f325000 e06bf000 8280c9b4 e08d9d9c e08d9da0 e08d9d70 80230ad4 80239bb0 [ 1350.893401][ T32] 9d60: 80050113 ffffffff [ 1350.893425][ T32] r5:80050113 r4:80239bb0 [ 1350.893445][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1350.893520][ T32] r4:82ac11e4 [ 1350.893577][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.893621][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08d9dc0 r5:e08d9e08 [ 1350.893643][ T32] r4:e08d9dc0 [ 1350.893677][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1350.893807][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9b40 [ 1350.893871][ T32] r4:00000000 [ 1350.893922][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1350.893974][ T32] r9:83018005 r8:84b7bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f09d000 [ 1350.894026][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1350.894071][ T32] r5:00001000 r4:e06eb000 [ 1350.894147][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1350.894226][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1350.894668][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1350.894811][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.894863][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.894910][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1350.894951][ T32] r4:850d9a80 [ 1350.894990][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.895024][ T32] INFO: task kworker/1:594:6802 blocked for more than 477 seconds. [ 1350.895057][ T32] Not tainted 6.15.0-syzkaller #0 [ 1350.895173][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.895203][ T32] task:kworker/1:594 state:D stack:0 pid:6802 tgid:6802 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.895280][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.895404][ T32] Call trace: [ 1350.895437][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1350.895522][ T32] r10:829189c0 r9:ed449d84 r8:00000002 r7:60000013 r6:ed449d8c r5:849ac800 [ 1350.895558][ T32] r4:849ac800 [ 1350.895582][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1350.895624][ T32] r5:849ac800 r4:829189bc [ 1350.895643][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.895681][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.895727][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed449e08 [ 1350.895749][ T32] r4:00000000 [ 1350.895796][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1350.895837][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1350.895874][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1350.895913][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85770280 [ 1350.895934][ T32] r4:00000000 [ 1350.896053][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1350.896116][ T32] r9:83018205 r8:849ac800 r7:00000000 r6:83018200 r5:00001000 r4:7f3b3000 [ 1350.896139][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1350.896177][ T32] r5:00001000 r4:ece33000 [ 1350.896196][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1350.896239][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.896309][ T32] r5:85a7578c r4:85a75400 [ 1350.896332][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1350.896373][ T32] r7:ddde2d40 r6:83018200 r5:85a7578c r4:857c8080 [ 1350.896425][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1350.896473][ T32] r10:61c88647 r9:849ac800 r8:857c80ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1350.896519][ T32] r4:857c8080 [ 1350.896540][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1350.896583][ T32] r10:00000000 r9:857c8080 r8:8027ecf4 r7:ed445e60 r6:85786000 r5:849ac800 [ 1350.896604][ T32] r4:00000001 [ 1350.896622][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.896696][ T32] Exception stack(0xed449fb0 to 0xed449ff8) [ 1350.896763][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1350.896800][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.896851][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.896882][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1350.896903][ T32] r4:857703c0 [ 1350.897315][ T32] INFO: task kworker/1:594:6802 is blocked on a mutex likely owned by task kworker/0:315:3960. [ 1350.897352][ T32] task:kworker/0:315 state:R running task stack:0 pid:3960 tgid:3960 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.897439][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.897507][ T32] Call trace: [ 1350.897568][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1350.897617][ T32] r10:8280c9b4 r9:84b7bc00 r8:80200be4 r7:e08d9d54 r6:ffffffff r5:84b7bc00 [ 1350.897669][ T32] r4:00000000 [ 1350.897721][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.897763][ T32] Exception stack(0xe08d9d20 to 0xe08d9d68) [ 1350.897791][ T32] 9d20: cb6d6000 e06bf000 00000001 80239b98 7f325000 00000001 82ac11c4 82ac05a0 [ 1350.897819][ T32] 9d40: 7f325000 e06bf000 8280c9b4 e08d9d9c e08d9da0 e08d9d70 80230ad4 80239bb0 [ 1350.897871][ T32] 9d60: 80050113 ffffffff [ 1350.897897][ T32] r5:80050113 r4:80239bb0 [ 1350.897918][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1350.897958][ T32] r4:82ac11e4 [ 1350.898017][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) ** 1 printk messages dropped ** [ 1350.898115][ T32] r4:e08d9dc0 ** 4 printk messages dropped ** [ 1350.898393][ T32] r9:83018005 r8:84b7bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f09d000 ** 8 printk messages dropped ** [ 1350.898813][ T32] r10:61c88647 r9:84b7bc00 r8:84b0bd2c r7:82804d40 r6:dddced40 r5:dddced60 ** 8 printk messages dropped ** [ 1350.899235][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.899268][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1350.899290][ T32] r4:850d9a80 [ 1350.899309][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.899336][ T32] INFO: task kworker/1:595:6804 blocked for more than 477 seconds. [ 1350.899369][ T32] Not tainted 6.15.0-syzkaller #0 [ 1350.899439][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.899501][ T32] task:kworker/1:595 state:D stack:0 pid:6804 tgid:6804 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.899582][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.899628][ T32] Call trace: [ 1350.899657][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1350.899714][ T32] r10:829189c0 r9:ed44dd84 r8:00000002 r7:60000013 r6:ed44dd8c r5:849ad400 [ 1350.899739][ T32] r4:849ad400 [ 1350.899790][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1350.899833][ T32] r5:849ad400 r4:829189bc [ 1350.899852][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.899893][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.899969][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed44de08 [ 1350.900014][ T32] r4:00000000 [ 1350.900036][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1350.900074][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1350.900160][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1350.900206][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85770680 [ 1350.900242][ T32] r4:00000000 [ 1350.900264][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1350.900347][ T32] r9:83018205 r8:849ad400 r7:00000000 r6:83018200 r5:00001000 r4:7f3b1000 [ 1350.900402][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1350.900448][ T32] r5:00001000 r4:ecddd000 [ 1350.900467][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1350.900505][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.900541][ T32] r5:85a7538c r4:85a75000 [ 1350.900561][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1350.900600][ T32] r7:ddde2d40 r6:83018200 r5:85a7538c r4:857c8100 [ 1350.923272][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) ** 7 printk messages dropped ** [ 1350.923728][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1350.924689][ T32] Call trace: ** 5 printk messages dropped ** [ 1350.924909][ T32] 9d20: cbc74000 e06bf000 00000001 80239b98 7f325000 00000001 82ac11c4 82ac05a0 ** 10 printk messages dropped ** [ 1350.925406][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1350.925657][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) ** 5 printk messages dropped ** [ 1350.925889][ T32] r10:61c88647 r9:84b7bc00 r8:84b0bd2c r7:82804d40 r6:dddced40 r5:dddced60 ** 7 printk messages dropped ** [ 1350.926168][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.926206][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.926237][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1350.926259][ T32] r4:850d9a80 [ 1350.926279][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.926330][ T32] INFO: task kworker/1:596:6806 blocked for more than 477 seconds. [ 1350.926369][ T32] Not tainted 6.15.0-syzkaller #0 [ 1350.926422][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.926474][ T32] task:kworker/1:596 state:D stack:0 pid:6806 tgid:6806 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.926559][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.926714][ T32] Call trace: [ 1350.926781][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1350.926859][ T32] r10:829189c0 r9:ed451d84 r8:00000002 r7:60000113 r6:ed451d8c r5:849ae000 [ 1350.926884][ T32] r4:849ae000 [ 1350.926902][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1350.926941][ T32] r5:849ae000 r4:829189bc [ 1350.926960][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.927075][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.927169][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed451e08 [ 1350.927197][ T32] r4:00000000 [ 1350.927245][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1350.927289][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1350.927325][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1350.927369][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85770900 [ 1350.927390][ T32] r4:00000000 [ 1350.927433][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1350.927481][ T32] r9:83018205 r8:849ae000 r7:00000000 r6:83018200 r5:00001000 r4:7f3b5000 [ 1350.927503][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1350.927562][ T32] r5:00001000 r4:ecf19000 [ 1350.927585][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1350.927624][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.927663][ T32] r5:85a75b8c r4:85a75800 [ 1350.927683][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1350.927724][ T32] r7:ddde2d40 r6:83018200 r5:85a75b8c r4:857c8180 [ 1350.927766][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1350.927814][ T32] r10:61c88647 r9:849ae000 r8:857c81ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1350.927836][ T32] r4:857c8180 [ 1350.927854][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1350.927895][ T32] r10:00000000 r9:857c8180 r8:8027ecf4 r7:ed449e60 r6:85786100 r5:849ae000 [ 1350.927981][ T32] r4:00000001 [ 1350.928010][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.928068][ T32] Exception stack(0xed451fb0 to 0xed451ff8) [ 1350.928118][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1350.928190][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.928221][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.928258][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1350.928283][ T32] r4:85770580 [ 1350.928660][ T32] INFO: task kworker/1:596:6806 is blocked on a mutex likely owned by task kworker/0:315:3960. [ 1350.928725][ T32] task:kworker/0:315 state:R running task stack:0 pid:3960 tgid:3960 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.928796][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.928881][ T32] Call trace: [ 1350.928919][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1350.929036][ T32] r10:8280c9b4 r9:84b7bc00 r8:80200be4 r7:e08d9d54 r6:ffffffff r5:84b7bc00 [ 1350.929081][ T32] r4:00000000 [ 1350.929145][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.929207][ T32] Exception stack(0xe08d9d20 to 0xe08d9d68) [ 1350.929269][ T32] 9d20: cbc74000 e06bf000 00000001 80239b98 7f325000 00000001 82ac11c4 82ac05a0 [ 1350.929332][ T32] 9d40: 7f325000 e06bf000 8280c9b4 e08d9d9c e08d9da0 e08d9d70 80230ad4 80239bb0 [ 1350.929361][ T32] 9d60: 80050113 ffffffff [ 1350.929442][ T32] r5:80050113 r4:80239bb0 [ 1350.929478][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) ** 5 printk messages dropped ** [ 1350.929708][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9b40 ** 10 printk messages dropped ** [ 1350.930153][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1350.954253][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 11 printk messages dropped ** [ 1350.954987][ T32] r10:829189c0 r9:ed455d84 r8:00000002 r7:60000013 r6:ed455d8c r5:85a33c00 ** 2 printk messages dropped ** [ 1350.955187][ T32] r5:85a33c00 r4:829189bc ** 1 printk messages dropped ** [ 1350.955350][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) ** 5 printk messages dropped ** [ 1350.955650][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85770b00 ** 8 printk messages dropped ** [ 1350.956177][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1350.956453][ T32] r4:857c8200 [ 1350.956474][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1350.956519][ T32] r10:00000000 r9:857c8200 r8:8027ecf4 r7:ed451e60 r6:857c8280 r5:85a33c00 [ 1350.956575][ T32] r4:00000001 [ 1350.956598][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.956635][ T32] Exception stack(0xed455fb0 to 0xed455ff8) [ 1350.956683][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1350.956714][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.956740][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.956806][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1350.956870][ T32] r4:85770780 [ 1350.957404][ T32] INFO: task kworker/1:597:6808 is blocked on a mutex likely owned by task kworker/0:315:3960. [ 1350.957442][ T32] task:kworker/0:315 state:R running task stack:0 pid:3960 tgid:3960 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.957523][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.957580][ T32] Call trace: [ 1350.957636][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1350.957686][ T32] r10:8280c9b4 r9:84b7bc00 r8:80200be4 r7:e08d9d54 r6:ffffffff r5:84b7bc00 [ 1350.957708][ T32] r4:00000000 [ 1350.957748][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.957812][ T32] Exception stack(0xe08d9d20 to 0xe08d9d68) [ 1350.957844][ T32] 9d20: cc292000 e06bf000 00000001 80239b98 7f325000 00000001 82ac11c4 82ac05a0 [ 1350.957873][ T32] 9d40: 7f325000 e06bf000 8280c9b4 e08d9d9c e08d9da0 e08d9d70 80230ad4 80239bb0 [ 1350.957915][ T32] 9d60: 80050113 ffffffff [ 1350.957943][ T32] r5:80050113 r4:80239bb0 [ 1350.957989][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1350.958044][ T32] r4:82ac11e4 [ 1350.958068][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.958116][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08d9dc0 r5:e08d9e08 [ 1350.958158][ T32] r4:e08d9dc0 [ 1350.958202][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1350.958267][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9b40 [ 1350.958291][ T32] r4:00000000 [ 1350.958315][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1350.958394][ T32] r9:83018005 r8:84b7bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f09d000 [ 1350.958417][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1350.958457][ T32] r5:00001000 r4:e06eb000 [ 1350.958476][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1350.958513][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.958551][ T32] r5:8512438c r4:85124000 [ 1350.958569][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1350.958611][ T32] r7:dddced40 r6:83018000 r5:8512438c r4:84b0bd00 [ 1350.958642][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1350.958697][ T32] r10:61c88647 r9:84b7bc00 r8:84b0bd2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1350.958719][ T32] r4:84b0bd00 [ 1350.958737][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1350.958779][ T32] r10:00000000 r9:84b0bd00 r8:8027ecf4 r7:e08b1e60 r6:85024500 r5:84b7bc00 [ 1350.958800][ T32] r4:00000001 [ 1350.958819][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.958853][ T32] Exception stack(0xe08d9fb0 to 0xe08d9ff8) [ 1350.958878][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1350.958905][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.958930][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.958957][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1350.958993][ T32] r4:850d9a80 [ 1350.959016][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.959042][ T32] INFO: task kworker/1:598:6810 blocked for more than 477 seconds. ** 1 printk messages dropped ** [ 1350.959176][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 7 printk messages dropped ** [ 1350.959509][ T32] r5:85a36000 r4:829189bc [ 1350.959528][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.959566][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) ** 5 printk messages dropped ** [ 1350.959762][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85770c00 [ 1350.959807][ T32] r4:00000000 [ 1350.959829][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1350.959869][ T32] r9:83018205 r8:85a36000 r7:00000000 r6:83018200 r5:00001000 r4:7f3b9000 [ 1350.959890][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1350.959926][ T32] r5:00001000 r4:ecf3d000 [ 1350.959955][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1350.959995][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.960032][ T32] r5:85a7638c r4:85a76000 [ 1350.960072][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1350.960129][ T32] r7:ddde2d40 r6:83018200 r5:85a7638c r4:857c8300 [ 1350.960159][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1350.960221][ T32] r10:61c88647 r9:85a36000 r8:857c832c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1350.960247][ T32] r4:857c8300 [ 1350.960266][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1350.960307][ T32] r10:00000000 r9:857c8300 r8:8027ecf4 r7:ed455e60 r6:857c8380 r5:85a36000 [ 1350.960328][ T32] r4:00000001 [ 1350.960372][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.960410][ T32] Exception stack(0xed435fb0 to 0xed435ff8) [ 1350.960435][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1350.960485][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.960535][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.972556][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1350.972664][ T32] r4:85770980 [ 1350.973259][ T32] INFO: task kworker/1:598:6810 is blocked on a mutex likely owned by task kworker/0:315:3960. [ 1350.973306][ T32] task:kworker/0:315 state:R running task stack:0 pid:3960 tgid:3960 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.973409][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.973470][ T32] Call trace: [ 1350.973533][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1350.973611][ T32] r10:8280c9b4 r9:84b7bc00 r8:80200be4 r7:e08d9d54 r6:ffffffff r5:84b7bc00 [ 1350.973639][ T32] r4:00000000 [ 1350.973659][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.973699][ T32] Exception stack(0xe08d9d20 to 0xe08d9d68) [ 1350.973729][ T32] 9d20: cc292000 e06bf000 00000001 80239b98 7f325000 00000001 82ac11c4 82ac05a0 [ 1350.973789][ T32] 9d40: 7f325000 e06bf000 8280c9b4 e08d9d9c e08d9da0 e08d9d70 80230ad4 80239bb0 [ 1350.973860][ T32] 9d60: 80050113 ffffffff [ 1350.973887][ T32] r5:80050113 r4:80239bb0 [ 1350.973907][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1350.973972][ T32] r4:82ac11e4 [ 1350.974017][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.974062][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08d9dc0 r5:e08d9e08 [ 1350.974084][ T32] r4:e08d9dc0 [ 1350.974114][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1350.974160][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9b40 [ 1350.974182][ T32] r4:00000000 [ 1350.974202][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1350.974247][ T32] r9:83018005 r8:84b7bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f09d000 [ 1350.974268][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1350.974329][ T32] r5:00001000 r4:e06eb000 [ 1350.974356][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1350.974396][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.974456][ T32] r5:8512438c r4:85124000 [ 1350.974479][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1350.974587][ T32] r7:dddced40 r6:83018000 r5:8512438c r4:84b0bd00 [ 1350.974612][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1350.974734][ T32] r10:61c88647 r9:84b7bc00 r8:84b0bd2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1350.974767][ T32] r4:84b0bd00 [ 1350.974788][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1350.974835][ T32] r10:00000000 r9:84b0bd00 r8:8027ecf4 r7:e08b1e60 r6:85024500 r5:84b7bc00 [ 1350.974892][ T32] r4:00000001 [ 1350.974916][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.974966][ T32] Exception stack(0xe08d9fb0 to 0xe08d9ff8) [ 1350.974995][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1350.975022][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.975077][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.975147][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1350.975205][ T32] r4:850d9a80 [ 1350.975277][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.975389][ T32] INFO: task kworker/1:599:6812 blocked for more than 477 seconds. [ 1350.975480][ T32] Not tainted 6.15.0-syzkaller #0 [ 1350.975623][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.975693][ T32] task:kworker/1:599 state:D stack:0 pid:6812 tgid:6812 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.975841][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.975886][ T32] Call trace: [ 1350.975915][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1350.975990][ T32] r10:829189c0 r9:ed45dd84 r8:00000002 r7:60000113 r6:ed45dd8c r5:85a35400 [ 1350.976072][ T32] r4:85a35400 [ 1350.976152][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1350.976197][ T32] r5:85a35400 r4:829189bc [ 1350.976251][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.976294][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.976340][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed45de08 [ 1350.976390][ T32] r4:00000000 [ 1350.976468][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1350.976526][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1350.976610][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1350.976657][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85770e80 [ 1350.976698][ T32] r4:00000000 [ 1350.976736][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1350.976780][ T32] r9:83018205 r8:85a35400 r7:00000000 r6:83018200 r5:00001000 r4:7f3bb000 [ 1350.976801][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1350.976842][ T32] r5:00001000 r4:ecf53000 [ 1350.976862][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1350.976937][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.977007][ T32] r5:85a7678c r4:85a76400 [ 1350.977049][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1350.977101][ T32] r7:ddde2d40 r6:83018200 r5:85a7678c r4:857c8400 [ 1350.977123][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1350.977205][ T32] r10:61c88647 r9:85a35400 r8:857c842c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1350.977230][ T32] r4:857c8400 ** 1 printk messages dropped ** [ 1350.977354][ T32] r10:00000000 r9:857c8400 r8:8027ecf4 r7:ed435e60 r6:857c8480 r5:85a35400 ** 9 printk messages dropped ** [ 1350.978211][ T32] task:kworker/0:315 state:R running task stack:0 pid:3960 tgid:3960 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 15 printk messages dropped ** [ 1350.979191][ T32] r4:e08d9dc0 ** 4 printk messages dropped ** [ 1350.979526][ T32] r9:83018005 r8:84b7bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f09d000 ** 4 printk messages dropped ** [ 1350.979855][ T32] r5:8512438c r4:85124000 ** 4 printk messages dropped ** [ 1350.980136][ T32] r4:84b0bd00 ** 6 printk messages dropped ** [ 1350.980348][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1350.997842][ T32] task:kworker/1:600 state:D stack:0 pid:6814 tgid:6814 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.997912][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.998010][ T32] Call trace: [ 1350.998114][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1350.998241][ T32] r10:829189c0 r9:ed461d84 r8:00000002 r7:60000113 r6:ed461d8c r5:85a33000 [ 1350.998273][ T32] r4:85a33000 [ 1350.998295][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1350.998365][ T32] r5:85a33000 r4:829189bc [ 1350.998459][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.998509][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.998568][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed461e08 [ 1350.998594][ T32] r4:00000000 [ 1350.998614][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1350.998680][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1350.998730][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1350.998844][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857db300 [ 1350.998900][ T32] r4:00000000 [ 1350.998924][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1350.998992][ T32] r9:83018205 r8:85a33000 r7:00000000 r6:83018200 r5:00001000 r4:7f3bf000 [ 1350.999044][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1350.999109][ T32] r5:00001000 r4:ecf79000 [ 1350.999172][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1350.999228][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.999271][ T32] r5:85a76f8c r4:85a76c00 [ 1350.999305][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1350.999357][ T32] r7:ddde2d40 r6:83018200 r5:85a76f8c r4:857c8500 [ 1350.999379][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1350.999424][ T32] r10:61c88647 r9:85a33000 r8:857c852c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1350.999476][ T32] r4:857c8500 [ 1350.999530][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1350.999604][ T32] r10:00000000 r9:857c8500 r8:8027ecf4 r7:ed45de60 r6:857c8580 r5:85a33000 [ 1350.999644][ T32] r4:00000001 [ 1350.999666][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.999743][ T32] Exception stack(0xed461fb0 to 0xed461ff8) [ 1350.999806][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1350.999870][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.999901][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.999931][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1350.999966][ T32] r4:85770d00 [ 1351.014338][ T32] INFO: task kworker/1:600:6814 is blocked on a mutex likely owned by task kworker/0:315:3960. [ 1351.014447][ T32] task:kworker/0:315 state:R running task stack:0 pid:3960 tgid:3960 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.014568][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.014635][ T32] Call trace: [ 1351.014688][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1351.014748][ T32] r10:8280c9b4 r9:84b7bc00 r8:80200be4 r7:e08d9d54 r6:ffffffff r5:84b7bc00 [ 1351.014775][ T32] r4:00000000 [ 1351.014827][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.014872][ T32] Exception stack(0xe08d9d20 to 0xe08d9d68) [ 1351.014920][ T32] 9d20: cca6b000 e06bf000 00000001 80239b98 7f325000 00000001 82ac11c4 82ac05a0 [ 1351.014953][ T32] 9d40: 7f325000 e06bf000 8280c9b4 e08d9d9c e08d9da0 e08d9d70 80230ad4 80239bb0 [ 1351.014978][ T32] 9d60: 80050113 ffffffff [ 1351.015034][ T32] r5:80050113 r4:80239bb0 [ 1351.015059][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1351.015149][ T32] r4:82ac11e4 [ 1351.015187][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.015232][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08d9dc0 r5:e08d9e08 [ 1351.015255][ T32] r4:e08d9dc0 [ 1351.015275][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1351.015350][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9b40 [ 1351.015378][ T32] r4:00000000 [ 1351.015399][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1351.015442][ T32] r9:83018005 r8:84b7bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f09d000 [ 1351.015489][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1351.015557][ T32] r5:00001000 r4:e06eb000 [ 1351.015606][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1351.015652][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.015693][ T32] r5:8512438c r4:85124000 [ 1351.015748][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1351.015877][ T32] r7:dddced40 r6:83018000 r5:8512438c r4:84b0bd00 [ 1351.015926][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1351.016004][ T32] r10:61c88647 r9:84b7bc00 r8:84b0bd2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1351.016117][ T32] r4:84b0bd00 [ 1351.016190][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1351.016245][ T32] r10:00000000 r9:84b0bd00 r8:8027ecf4 r7:e08b1e60 r6:85024500 r5:84b7bc00 [ 1351.016270][ T32] r4:00000001 [ 1351.016291][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.016327][ T32] Exception stack(0xe08d9fb0 to 0xe08d9ff8) [ 1351.016359][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1351.016418][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.016450][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.016479][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1351.016501][ T32] r4:850d9a80 [ 1351.016557][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.016594][ T32] INFO: task kworker/1:601:6815 blocked for more than 477 seconds. [ 1351.016630][ T32] Not tainted 6.15.0-syzkaller #0 [ 1351.016656][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.016679][ T32] task:kworker/1:601 state:D stack:0 pid:6815 tgid:6815 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.016762][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.016810][ T32] Call trace: [ 1351.016842][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1351.016913][ T32] r10:829189c0 r9:ed465d84 r8:00000002 r7:60000113 r6:ed465d8c r5:85a36c00 [ 1351.016973][ T32] r4:85a36c00 [ 1351.017009][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1351.017094][ T32] r5:85a36c00 r4:829189bc [ 1351.017118][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.017159][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.017205][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed465e08 [ 1351.017228][ T32] r4:00000000 [ 1351.017281][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1351.017353][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1351.017398][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1351.017463][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857db0c0 [ 1351.017502][ T32] r4:00000000 [ 1351.017614][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1351.017672][ T32] r9:83018205 r8:85a36c00 r7:00000000 r6:83018200 r5:00001000 r4:7f3bd000 [ 1351.017735][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1351.017780][ T32] r5:00001000 r4:ecf61000 [ 1351.017801][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1351.017840][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.017879][ T32] r5:85a76b8c r4:85a76800 [ 1351.017898][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1351.017974][ T32] r7:ddde2d40 r6:83018200 r5:85a76b8c r4:857c8600 [ 1351.018023][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1351.018071][ T32] r10:61c88647 r9:85a36c00 r8:857c862c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1351.018101][ T32] r4:857c8600 [ 1351.018123][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1351.018216][ T32] r10:00000000 r9:857c8600 r8:8027ecf4 r7:ed461e60 r6:857c8680 r5:85a36c00 [ 1351.018244][ T32] r4:00000001 [ 1351.018263][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.018298][ T32] Exception stack(0xed465fb0 to 0xed465ff8) [ 1351.018384][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1351.018450][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.018564][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.018638][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1351.018667][ T32] r4:85770bc0 [ 1351.019263][ T32] INFO: task kworker/1:601:6815 is blocked on a mutex likely owned by task kworker/0:315:3960. [ 1351.019348][ T32] task:kworker/0:315 state:R running task stack:0 pid:3960 tgid:3960 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.019428][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.019507][ T32] Call trace: [ 1351.019570][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1351.019626][ T32] r10:8280c9b4 r9:84b7bc00 r8:80200be4 r7:e08d9d54 r6:ffffffff r5:84b7bc00 [ 1351.019651][ T32] r4:00000000 [ 1351.019691][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.019739][ T32] Exception stack(0xe08d9d20 to 0xe08d9d68) [ 1351.019809][ T32] 9d20: cca6b000 e06bf000 00000001 80239b98 7f325000 00000001 82ac11c4 82ac05a0 [ 1351.019842][ T32] 9d40: 7f325000 e06bf000 8280c9b4 e08d9d9c e08d9da0 e08d9d70 80230ad4 80239bb0 [ 1351.019919][ T32] 9d60: 80050113 ffffffff [ 1351.019964][ T32] r5:80050113 r4:80239bb0 [ 1351.020025][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1351.020092][ T32] r4:82ac11e4 [ 1351.020147][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.020209][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08d9dc0 r5:e08d9e08 [ 1351.020264][ T32] r4:e08d9dc0 [ 1351.020289][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1351.020332][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9b40 [ 1351.020354][ T32] r4:00000000 [ 1351.020406][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1351.020506][ T32] r9:83018005 r8:84b7bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f09d000 [ 1351.020587][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1351.037965][ T32] r5:00001000 r4:e06eb000 [ 1351.038019][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1351.038095][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.038139][ T32] r5:8512438c r4:85124000 [ 1351.038161][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1351.038250][ T32] r7:dddced40 r6:83018000 r5:8512438c r4:84b0bd00 [ 1351.038277][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1351.038335][ T32] r10:61c88647 r9:84b7bc00 r8:84b0bd2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1351.038395][ T32] r4:84b0bd00 [ 1351.038421][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1351.038479][ T32] r10:00000000 r9:84b0bd00 r8:8027ecf4 r7:e08b1e60 r6:85024500 r5:84b7bc00 [ 1351.038532][ T32] r4:00000001 [ 1351.038582][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.038648][ T32] Exception stack(0xe08d9fb0 to 0xe08d9ff8) [ 1351.038681][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1351.038709][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.038735][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.038767][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1351.038818][ T32] r4:850d9a80 [ 1351.038845][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.038875][ T32] INFO: task kworker/1:602:6819 blocked for more than 477 seconds. [ 1351.038907][ T32] Not tainted 6.15.0-syzkaller #0 [ 1351.038931][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.038974][ T32] task:kworker/1:602 state:D stack:0 pid:6819 tgid:6819 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.039074][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.039223][ T32] Call trace: [ 1351.039269][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1351.039370][ T32] r10:829189c0 r9:ed459d84 r8:00000002 r7:60000013 r6:ed459d8c r5:85a38c00 [ 1351.039408][ T32] r4:85a38c00 [ 1351.039430][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1351.039501][ T32] r5:85a38c00 r4:829189bc [ 1351.039568][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.039645][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.039699][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed459e08 [ 1351.039721][ T32] r4:00000000 [ 1351.039771][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1351.039887][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1351.039932][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1351.039973][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857db580 [ 1351.039994][ T32] r4:00000000 [ 1351.040050][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1351.040104][ T32] r9:83018205 r8:85a38c00 r7:00000000 r6:83018200 r5:00001000 r4:7f3c3000 [ 1351.040157][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1351.040233][ T32] r5:00001000 r4:ecfb1000 [ 1351.040260][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1351.040300][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.040339][ T32] r5:85a7778c r4:85a77400 [ 1351.040394][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1351.040439][ T32] r7:ddde2d40 r6:83018200 r5:85a7778c r4:857c8700 [ 1351.040463][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1351.040507][ T32] r10:61c88647 r9:85a38c00 r8:857c872c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1351.040529][ T32] r4:857c8700 [ 1351.040546][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1351.040634][ T32] r10:00000000 r9:857c8700 r8:8027ecf4 r7:ed461e60 r6:857c8780 r5:85a38c00 [ 1351.046905][ T32] r4:00000001 [ 1351.046944][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.047023][ T32] Exception stack(0xed459fb0 to 0xed459ff8) [ 1351.047058][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1351.047102][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.047218][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.047254][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1351.047298][ T32] r4:857db180 [ 1351.047852][ T32] INFO: task kworker/1:602:6819 is blocked on a mutex likely owned by task kworker/0:315:3960. [ 1351.047964][ T32] task:kworker/0:315 state:R running task stack:0 pid:3960 tgid:3960 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.048037][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.048099][ T32] Call trace: [ 1351.048157][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1351.048211][ T32] r10:8280c9b4 r9:84b7bc00 r8:80200be4 r7:e08d9d54 r6:ffffffff r5:84b7bc00 [ 1351.048254][ T32] r4:00000000 [ 1351.048287][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.048330][ T32] Exception stack(0xe08d9d20 to 0xe08d9d68) [ 1351.048369][ T32] 9d20: cd099000 e06bf000 00000001 80239b98 7f325000 00000001 82ac11c4 82ac05a0 [ 1351.048400][ T32] 9d40: 7f325000 e06bf000 8280c9b4 e08d9d9c e08d9da0 e08d9d70 80230ad4 80239bb0 [ 1351.048434][ T32] 9d60: 80050113 ffffffff [ 1351.048460][ T32] r5:80050113 r4:80239bb0 [ 1351.048480][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1351.048538][ T32] r4:82ac11e4 [ 1351.048562][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.048606][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08d9dc0 r5:e08d9e08 [ 1351.048627][ T32] r4:e08d9dc0 [ 1351.048646][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1351.048686][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9b40 [ 1351.048728][ T32] r4:00000000 [ 1351.048750][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1351.048792][ T32] r9:83018005 r8:84b7bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f09d000 [ 1351.048813][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1351.048852][ T32] r5:00001000 r4:e06eb000 [ 1351.048871][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1351.048908][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.048946][ T32] r5:8512438c r4:85124000 [ 1351.048966][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1351.049009][ T32] r7:dddced40 r6:83018000 r5:8512438c r4:84b0bd00 [ 1351.049029][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1351.049096][ T32] r10:61c88647 r9:84b7bc00 r8:84b0bd2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1351.049122][ T32] r4:84b0bd00 [ 1351.049142][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1351.049186][ T32] r10:00000000 r9:84b0bd00 r8:8027ecf4 r7:e08b1e60 r6:85024500 r5:84b7bc00 [ 1351.049208][ T32] r4:00000001 [ 1351.049227][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.049281][ T32] Exception stack(0xe08d9fb0 to 0xe08d9ff8) [ 1351.049310][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1351.049339][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.049364][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.049401][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1351.049435][ T32] r4:850d9a80 [ 1351.049459][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.049488][ T32] INFO: task kworker/1:603:6820 blocked for more than 477 seconds. [ 1351.049520][ T32] Not tainted 6.15.0-syzkaller #0 [ 1351.049545][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.049575][ T32] task:kworker/1:603 state:D stack:0 pid:6820 tgid:6820 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.049623][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.049662][ T32] Call trace: [ 1351.049690][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1351.049759][ T32] r10:829189c0 r9:ed46dd84 r8:00000002 r7:60000013 r6:ed46dd8c r5:85a39800 [ 1351.049815][ T32] r4:85a39800 [ 1351.049858][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1351.049911][ T32] r5:85a39800 r4:829189bc [ 1351.049953][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.050018][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.050075][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed46de08 [ 1351.050106][ T32] r4:00000000 [ 1351.050149][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1351.050197][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1351.050233][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1351.050272][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857db400 [ 1351.050294][ T32] r4:00000000 [ 1351.050312][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1351.050351][ T32] r9:83018205 r8:85a39800 r7:00000000 r6:83018200 r5:00001000 r4:7f3c1000 [ 1351.050393][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1351.050435][ T32] r5:00001000 r4:ecf93000 [ 1351.050488][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1351.063420][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.063595][ T32] r5:85a7738c r4:85a77000 [ 1351.063646][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1351.063711][ T32] r7:ddde2d40 r6:83018200 r5:85a7738c r4:857c8800 [ 1351.063737][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1351.063841][ T32] r10:61c88647 r9:85a39800 r8:857c882c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1351.063866][ T32] r4:857c8800 [ 1351.063886][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1351.063931][ T32] r10:00000000 r9:857c8800 r8:8027ecf4 r7:ed459e60 r6:857c8880 r5:85a39800 [ 1351.063952][ T32] r4:00000001 [ 1351.063970][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.064073][ T32] Exception stack(0xed46dfb0 to 0xed46dff8) [ 1351.064126][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1351.064166][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.064192][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.064265][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1351.064290][ T32] r4:857db200 [ 1351.064824][ T32] INFO: task kworker/1:603:6820 is blocked on a mutex likely owned by task kworker/0:315:3960. [ 1351.064863][ T32] task:kworker/0:315 state:R running task stack:0 pid:3960 tgid:3960 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.064974][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.065026][ T32] Call trace: [ 1351.065058][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1351.065201][ T32] r10:8280c9b4 r9:84b7bc00 r8:80200be4 r7:e08d9d54 r6:ffffffff r5:84b7bc00 [ 1351.065238][ T32] r4:00000000 [ 1351.065291][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.065371][ T32] Exception stack(0xe08d9d20 to 0xe08d9d68) [ 1351.065404][ T32] 9d20: cd78d000 e06bf000 00000001 80239b98 7f325000 00000001 82ac11c4 82ac05a0 [ 1351.065508][ T32] 9d40: 7f325000 e06bf000 8280c9b4 e08d9d9c e08d9da0 e08d9d70 80230ad4 80239bb0 [ 1351.065552][ T32] 9d60: 80050113 ffffffff [ 1351.065616][ T32] r5:80050113 r4:80239bb0 [ 1351.065654][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1351.065704][ T32] r4:82ac11e4 [ 1351.065725][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.065789][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08d9dc0 r5:e08d9e08 [ 1351.065816][ T32] r4:e08d9dc0 [ 1351.065903][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1351.065982][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9b40 [ 1351.066037][ T32] r4:00000000 [ 1351.066063][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1351.066158][ T32] r9:83018005 r8:84b7bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f09d000 [ 1351.066202][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1351.066247][ T32] r5:00001000 r4:e06eb000 [ 1351.066298][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1351.066405][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.066447][ T32] r5:8512438c r4:85124000 [ 1351.066504][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1351.066553][ T32] r7:dddced40 r6:83018000 r5:8512438c r4:84b0bd00 [ 1351.066575][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1351.066619][ T32] r10:61c88647 r9:84b7bc00 r8:84b0bd2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1351.066642][ T32] r4:84b0bd00 [ 1351.066661][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1351.066704][ T32] r10:00000000 r9:84b0bd00 r8:8027ecf4 r7:e08b1e60 r6:85024500 r5:84b7bc00 [ 1351.066760][ T32] r4:00000001 [ 1351.066827][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.066864][ T32] Exception stack(0xe08d9fb0 to 0xe08d9ff8) [ 1351.066890][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1351.066941][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.066978][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.067038][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1351.067064][ T32] r4:850d9a80 [ 1351.067139][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.067176][ T32] INFO: task kworker/1:604:6822 blocked for more than 477 seconds. [ 1351.067210][ T32] Not tainted 6.15.0-syzkaller #0 [ 1351.067235][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.067290][ T32] task:kworker/1:604 state:D stack:0 pid:6822 tgid:6822 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.067340][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.067445][ T32] Call trace: [ 1351.067525][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1351.067622][ T32] r10:829189c0 r9:ed469d84 r8:00000002 r7:60000013 r6:ed469d8c r5:85a3b000 [ 1351.067648][ T32] r4:85a3b000 [ 1351.067697][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1351.067779][ T32] r5:85a3b000 r4:829189bc [ 1351.067813][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.067856][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.067902][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed469e08 [ 1351.067924][ T32] r4:00000000 [ 1351.067943][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1351.068015][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1351.068102][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1351.068165][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857db700 [ 1351.068190][ T32] r4:00000000 [ 1351.068209][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1351.068274][ T32] r9:83018205 r8:85a3b000 r7:00000000 r6:83018200 r5:00001000 r4:7f3c5000 [ 1351.068298][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1351.068375][ T32] r5:00001000 r4:ecfcd000 [ 1351.068399][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1351.068438][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.068476][ T32] r5:85a77b8c r4:85a77800 [ 1351.068532][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1351.068578][ T32] r7:ddde2d40 r6:83018200 r5:85a77b8c r4:857c8900 [ 1351.068627][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1351.068704][ T32] r10:61c88647 r9:85a3b000 r8:857c892c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1351.068729][ T32] r4:857c8900 [ 1351.068748][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1351.068813][ T32] r10:00000000 r9:857c8900 r8:8027ecf4 r7:ed459e60 r6:857c8980 r5:85a3b000 [ 1351.068838][ T32] r4:00000001 [ 1351.068857][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.068933][ T32] Exception stack(0xed469fb0 to 0xed469ff8) [ 1351.068963][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1351.068991][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.069017][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.069044][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1351.069064][ T32] r4:857db380 [ 1351.069472][ T32] INFO: task kworker/1:604:6822 is blocked on a mutex likely owned by task kworker/0:315:3960. [ 1351.069508][ T32] task:kworker/0:315 state:R running task stack:0 pid:3960 tgid:3960 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.069650][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.069703][ T32] Call trace: [ 1351.069787][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1351.069839][ T32] r10:8280c9b4 r9:84b7bc00 r8:80200be4 r7:e08d9d54 r6:ffffffff r5:84b7bc00 [ 1351.069905][ T32] r4:00000000 [ 1351.069933][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.069972][ T32] Exception stack(0xe08d9d20 to 0xe08d9d68) [ 1351.070000][ T32] 9d20: cd78d000 e06bf000 00000001 80239b98 7f325000 00000001 82ac11c4 82ac05a0 [ 1351.070049][ T32] 9d40: 7f325000 e06bf000 8280c9b4 e08d9d9c e08d9da0 e08d9d70 80230ad4 80239bb0 [ 1351.070076][ T32] 9d60: 80050113 ffffffff [ 1351.070107][ T32] r5:80050113 r4:80239bb0 [ 1351.070149][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1351.070194][ T32] r4:82ac11e4 [ 1351.070234][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.070321][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08d9dc0 r5:e08d9e08 [ 1351.070357][ T32] r4:e08d9dc0 [ 1351.070379][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1351.070422][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9b40 [ 1351.070443][ T32] r4:00000000 [ 1351.070484][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1351.091664][ T32] r9:83018005 r8:84b7bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f09d000 [ 1351.091775][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1351.091875][ T32] r5:00001000 r4:e06eb000 [ 1351.091904][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1351.091982][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.092076][ T32] r5:8512438c r4:85124000 [ 1351.092109][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1351.092155][ T32] r7:dddced40 r6:83018000 r5:8512438c r4:84b0bd00 [ 1351.092176][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1351.092221][ T32] r10:61c88647 r9:84b7bc00 r8:84b0bd2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1351.092248][ T32] r4:84b0bd00 [ 1351.092295][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1351.092386][ T32] r10:00000000 r9:84b0bd00 r8:8027ecf4 r7:e08b1e60 r6:85024500 r5:84b7bc00 [ 1351.092443][ T32] r4:00000001 [ 1351.092502][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.092578][ T32] Exception stack(0xe08d9fb0 to 0xe08d9ff8) [ 1351.092611][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1351.092672][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.092700][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.092729][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1351.092780][ T32] r4:850d9a80 [ 1351.092862][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.092928][ T32] INFO: task kworker/1:605:6824 blocked for more than 477 seconds. [ 1351.092963][ T32] Not tainted 6.15.0-syzkaller #0 [ 1351.092988][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.093049][ T32] task:kworker/1:605 state:D stack:0 pid:6824 tgid:6824 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.093151][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.093194][ T32] Call trace: [ 1351.093290][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1351.093347][ T32] r10:829189c0 r9:ed475d84 r8:00000002 r7:60000113 r6:ed475d8c r5:85a3bc00 [ 1351.093400][ T32] r4:85a3bc00 [ 1351.093438][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1351.093524][ T32] r5:85a3bc00 r4:829189bc [ 1351.093584][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.093627][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.093710][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed475e08 [ 1351.093735][ T32] r4:00000000 [ 1351.093791][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1351.093844][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1351.093923][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1351.093967][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857db9c0 [ 1351.094025][ T32] r4:00000000 [ 1351.094047][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1351.094131][ T32] r9:83018205 r8:85a3bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f3c7000 [ 1351.094194][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1351.094239][ T32] r5:00001000 r4:ecfdd000 [ 1351.094259][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1351.094296][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.094333][ T32] r5:85a77f8c r4:85a77c00 [ 1351.094386][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1351.094430][ T32] r7:ddde2d40 r6:83018200 r5:85a77f8c r4:857c8a00 [ 1351.094478][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1351.094559][ T32] r10:61c88647 r9:85a3bc00 r8:857c8a2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1351.094584][ T32] r4:857c8a00 [ 1351.094606][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1351.094683][ T32] r10:00000000 r9:857c8a00 r8:8027ecf4 r7:ed469e60 r6:857c8a80 r5:85a3bc00 [ 1351.094728][ T32] r4:00000001 [ 1351.094766][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.094802][ T32] Exception stack(0xed475fb0 to 0xed475ff8) [ 1351.094828][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1351.094871][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.094932][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.094963][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1351.095015][ T32] r4:857db500 [ 1351.095663][ T32] INFO: task kworker/1:605:6824 is blocked on a mutex likely owned by task kworker/0:315:3960. [ 1351.095708][ T32] task:kworker/0:315 state:R running task stack:0 pid:3960 tgid:3960 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.095766][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.095822][ T32] Call trace: [ 1351.095856][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1351.095968][ T32] r10:8280c9b4 r9:84b7bc00 r8:80200be4 r7:e08d9d54 r6:ffffffff r5:84b7bc00 [ 1351.095995][ T32] r4:00000000 [ 1351.096034][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.096110][ T32] Exception stack(0xe08d9d20 to 0xe08d9d68) [ 1351.096140][ T32] 9d20: cdc23000 e06bf000 00000001 80239b98 7f325000 00000001 82ac11c4 82ac05a0 [ 1351.096168][ T32] 9d40: 7f325000 e06bf000 8280c9b4 e08d9d9c e08d9da0 e08d9d70 80230ad4 80239bb0 [ 1351.096192][ T32] 9d60: 80050113 ffffffff [ 1351.096214][ T32] r5:80050113 r4:80239bb0 [ 1351.096234][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1351.096274][ T32] r4:82ac11e4 [ 1351.096293][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.096371][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08d9dc0 r5:e08d9e08 [ 1351.096411][ T32] r4:e08d9dc0 [ 1351.096434][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1351.096477][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9b40 [ 1351.096531][ T32] r4:00000000 [ 1351.096566][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1351.096621][ T32] r9:83018005 r8:84b7bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f09d000 [ 1351.096705][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1351.096794][ T32] r5:00001000 r4:e06eb000 [ 1351.096817][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1351.096857][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.096916][ T32] r5:8512438c r4:85124000 [ 1351.096960][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1351.097006][ T32] r7:dddced40 r6:83018000 r5:8512438c r4:84b0bd00 [ 1351.097025][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1351.097096][ T32] r10:61c88647 r9:84b7bc00 r8:84b0bd2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1351.097123][ T32] r4:84b0bd00 [ 1351.097163][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1351.097231][ T32] r10:00000000 r9:84b0bd00 r8:8027ecf4 r7:e08b1e60 r6:85024500 r5:84b7bc00 [ 1351.097257][ T32] r4:00000001 [ 1351.097296][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.097362][ T32] Exception stack(0xe08d9fb0 to 0xe08d9ff8) [ 1351.097393][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1351.097421][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.097458][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.097489][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1351.097511][ T32] r4:850d9a80 [ 1351.097576][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.097630][ T32] INFO: task kworker/1:606:6826 blocked for more than 477 seconds. [ 1351.097662][ T32] Not tainted 6.15.0-syzkaller #0 [ 1351.097685][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.097704][ T32] task:kworker/1:606 state:D stack:0 pid:6826 tgid:6826 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.097821][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.097891][ T32] Call trace: [ 1351.097944][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1351.098013][ T32] r10:829189c0 r9:ed479d84 r8:00000002 r7:60000113 r6:ed479d8c r5:85a3a400 [ 1351.098038][ T32] r4:85a3a400 [ 1351.098077][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1351.098184][ T32] r5:85a3a400 r4:829189bc [ 1351.098213][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.098265][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.098338][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed479e08 [ 1351.098364][ T32] r4:00000000 [ 1351.098413][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1351.098465][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1351.098526][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1351.098571][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857dbbc0 [ 1351.098601][ T32] r4:00000000 [ 1351.098645][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1351.098689][ T32] r9:83018205 r8:85a3a400 r7:00000000 r6:83018200 r5:00001000 r4:7f3c9000 [ 1351.098709][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1351.098747][ T32] r5:00001000 r4:ed019000 [ 1351.098786][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1351.098849][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.098890][ T32] r5:85a7c38c r4:85a7c000 [ 1351.098931][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1351.098977][ T32] r7:ddde2d40 r6:83018200 r5:85a7c38c r4:857c8b00 [ 1351.098998][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1351.099057][ T32] r10:61c88647 r9:85a3a400 r8:857c8b2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1351.099082][ T32] r4:857c8b00 [ 1351.099142][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1351.099196][ T32] r10:00000000 r9:857c8b00 r8:8027ecf4 r7:ed475e60 r6:857c8b80 r5:85a3a400 [ 1351.099217][ T32] r4:00000001 [ 1351.099236][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.099291][ T32] Exception stack(0xed479fb0 to 0xed479ff8) [ 1351.099321][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1351.099369][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.099406][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.099435][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1351.099456][ T32] r4:857db640 [ 1351.099845][ T32] INFO: task kworker/1:606:6826 is blocked on a mutex likely owned by task kworker/0:315:3960. [ 1351.099878][ T32] task:kworker/0:315 state:R running task stack:0 pid:3960 tgid:3960 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.099974][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.100043][ T32] Call trace: [ 1351.100119][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1351.100168][ T32] r10:8280c9b4 r9:84b7bc00 r8:80200be4 r7:e08d9d54 r6:ffffffff r5:84b7bc00 [ 1351.100201][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1351.100365][ T32] 9d20: cdc23000 e06bf000 00000001 80239b98 7f325000 00000001 82ac11c4 82ac05a0 ** 8 printk messages dropped ** [ 1351.121414][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) ** 8 printk messages dropped ** [ 1351.121802][ T32] r5:8512438c r4:85124000 ** 6 printk messages dropped ** [ 1351.122130][ T32] r10:00000000 r9:84b0bd00 r8:8027ecf4 r7:e08b1e60 r6:85024500 r5:84b7bc00 ** 9 printk messages dropped ** [ 1351.122790][ T32] INFO: task kworker/1:607:6829 blocked for more than 477 seconds. ** 9 printk messages dropped ** [ 1351.123370][ T32] r5:85a3d400 r4:829189bc [ 1351.123397][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1351.123556][ T32] r4:00000000 ** 8 printk messages dropped ** [ 1351.123992][ T32] r5:00001000 r4:ed02b000 ** 11 printk messages dropped ** [ 1351.124505][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 18 printk messages dropped ** [ 1351.126031][ T32] r5:80050113 r4:80239bb0 ** 10 printk messages dropped ** [ 1351.126679][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1351.126751][ T32] r5:00001000 r4:e06eb000 [ 1351.126792][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1351.126860][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.126921][ T32] r5:8512438c r4:85124000 [ 1351.127014][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1351.127064][ T32] r7:dddced40 r6:83018000 r5:8512438c r4:84b0bd00 [ 1351.127087][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1351.127185][ T32] r10:61c88647 r9:84b7bc00 r8:84b0bd2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1351.127212][ T32] r4:84b0bd00 [ 1351.127232][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1351.127279][ T32] r10:00000000 r9:84b0bd00 r8:8027ecf4 r7:e08b1e60 r6:85024500 r5:84b7bc00 [ 1351.127301][ T32] r4:00000001 [ 1351.127319][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.127358][ T32] Exception stack(0xe08d9fb0 to 0xe08d9ff8) [ 1351.127384][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1351.127414][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.127440][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.127470][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1351.127492][ T32] r4:850d9a80 ** 2 printk messages dropped ** [ 1351.127598][ T32] Not tainted 6.15.0-syzkaller #0 ** 8 printk messages dropped ** [ 1351.127972][ T32] r5:85a3e000 r4:829189bc ** 6 printk messages dropped ** [ 1351.128592][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) ** 22 printk messages dropped ** [ 1351.129932][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1351.129955][ T32] r4:857dbac0 [ 1351.130463][ T32] INFO: task kworker/1:608:6830 is blocked on a mutex likely owned by task kworker/0:315:3960. [ 1351.130516][ T32] task:kworker/0:315 state:R running task stack:0 pid:3960 tgid:3960 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.170287][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.171381][ T32] Call trace: ** 1 printk messages dropped ** [ 1351.171553][ T32] r10:8280c9b4 r9:84b7bc00 r8:80200be4 r7:e08d9d54 r6:ffffffff r5:84b7bc00 ** 23 printk messages dropped ** [ 1351.173174][ T32] r7:dddced40 r6:83018000 r5:8512438c r4:84b0bd00 ** 17 printk messages dropped ** [ 1351.177648][ T32] task:kworker/1:609 state:D stack:0 pid:6831 tgid:6831 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 1351.178448][ T32] r4:00000000 ** 10 printk messages dropped ** [ 1351.178884][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 18 printk messages dropped ** [ 1351.180094][ T32] Workqueue: events bpf_prog_free_deferred ** 19 printk messages dropped ** [ 1351.209311][ T32] r9:83018005 r8:84b7bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f09d000 ** 16 printk messages dropped ** [ 1351.221971][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.222026][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.222163][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1351.222219][ T32] r4:850d9a80 [ 1351.222275][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.222607][ T32] INFO: task kworker/1:610:6834 blocked for more than 477 seconds. [ 1351.222683][ T32] Not tainted 6.15.0-syzkaller #0 [ 1351.222823][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.222881][ T32] task:kworker/1:610 state:D stack:0 pid:6834 tgid:6834 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.222998][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.223143][ T32] Call trace: [ 1351.223229][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1351.223339][ T32] r10:829189c0 r9:ed489d84 r8:00000002 r7:60000013 r6:ed489d8c r5:85a34800 [ 1351.223391][ T32] r4:85a34800 [ 1351.223646][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1351.223739][ T32] r5:85a34800 r4:829189bc [ 1351.223799][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.223887][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.223992][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed489e08 [ 1351.224052][ T32] r4:00000000 [ 1351.224111][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1351.224197][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1351.224280][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1351.224375][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85770dc0 [ 1351.224464][ T32] r4:00000000 [ 1351.224513][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1351.224628][ T32] r9:83018205 r8:85a34800 r7:00000000 r6:83018200 r5:00001000 r4:7f3cf000 [ 1351.224765][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1351.224908][ T32] r5:00001000 r4:ed053000 [ 1351.224969][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) ** 2 printk messages dropped ** [ 1351.225178][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) ** 23 printk messages dropped ** [ 1351.228229][ T32] 9d20: ce9a7000 e06bf000 00000001 80239b98 7f325000 00000001 82ac11c4 82ac05a0 ** 13 printk messages dropped ** [ 1351.229519][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1351.229605][ T32] r5:00001000 r4:e06eb000 [ 1351.229655][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1351.229752][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.229832][ T32] r5:8512438c r4:85124000 [ 1351.229876][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1351.229966][ T32] r7:dddced40 r6:83018000 r5:8512438c r4:84b0bd00 [ 1351.230030][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1351.230132][ T32] r10:61c88647 r9:84b7bc00 r8:84b0bd2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1351.230180][ T32] r4:84b0bd00 [ 1351.230322][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1351.230427][ T32] r10:00000000 r9:84b0bd00 r8:8027ecf4 r7:e08b1e60 r6:85024500 r5:84b7bc00 [ 1351.230532][ T32] r4:00000001 [ 1351.230721][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 5 printk messages dropped ** [ 1351.262492][ T32] r4:850d9a80 ** 4 printk messages dropped ** [ 1351.262804][ T32] task:kworker/1:611 state:D stack:0 pid:6836 tgid:6836 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.262947][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.263070][ T32] Call trace: [ 1351.263181][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1351.263293][ T32] r10:829189c0 r9:ed48dd84 r8:00000002 r7:60000013 r6:ed48dd8c r5:85a40000 [ 1351.263370][ T32] r4:85a40000 ** 1 printk messages dropped ** [ 1351.263571][ T32] r5:85a40000 r4:829189bc ** 3 printk messages dropped ** [ 1351.263925][ T32] r4:00000000 ** 7 printk messages dropped ** [ 1351.264566][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) ** 21 printk messages dropped ** [ 1351.267746][ T32] Workqueue: events bpf_prog_free_deferred ** 19 printk messages dropped ** [ 1351.269204][ T32] r9:83018005 r8:84b7bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f09d000 ** 19 printk messages dropped ** [ 1351.302410][ T32] r4:850d9a80 ** 5 printk messages dropped ** [ 1351.302955][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.303071][ T32] Call trace: [ 1351.303175][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1351.303288][ T32] r10:829189c0 r9:ed47dd84 r8:00000002 r7:60000113 r6:ed47dd8c r5:85a40c00 [ 1351.303392][ T32] r4:85a40c00 [ 1351.303451][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1351.303542][ T32] r5:85a40c00 r4:829189bc [ 1351.303587][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.303698][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.303815][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed47de08 [ 1351.303869][ T32] r4:00000000 [ 1351.303911][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1351.304016][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1351.304137][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) ** 12 printk messages dropped ** [ 1351.305586][ T32] r10:61c88647 r9:85a40c00 r8:8577a0ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 20 printk messages dropped ** [ 1351.308587][ T32] 9d20: cefd1000 e06bf000 00000001 80239b98 7f325000 00000001 82ac11c4 82ac05a0 [ 1351.308649][ T32] 9d40: 7f325000 e06bf000 8280c9b4 e08d9d9c e08d9da0 e08d9d70 80230ad4 80239bb0 [ 1351.308700][ T32] 9d60: 80050113 ffffffff [ 1351.308750][ T32] r5:80050113 r4:80239bb0 [ 1351.308861][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1351.308958][ T32] r4:82ac11e4 [ 1351.309003][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) ** 1 printk messages dropped ** [ 1351.309207][ T32] r4:e08d9dc0 ** 8 printk messages dropped ** [ 1351.309814][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 20 printk messages dropped ** [ 1351.337846][ T32] task:kworker/1:613 state:D stack:0 pid:6842 tgid:6842 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 14 printk messages dropped ** [ 1351.339227][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857ce5c0 ** 14 printk messages dropped ** [ 1351.340220][ T32] r10:00000000 r9:8577a100 r8:8027ecf4 r7:ed481e60 r6:85786280 r5:85a41800 ** 10 printk messages dropped ** [ 1351.355151][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.355273][ T32] Call trace: [ 1351.355327][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1351.355391][ T32] r10:8280c9b4 r9:84b7bc00 r8:80200be4 r7:e08d9d54 r6:ffffffff r5:84b7bc00 [ 1351.355447][ T32] r4:00000000 [ 1351.355500][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.355545][ T32] Exception stack(0xe08d9d20 to 0xe08d9d68) [ 1351.355644][ T32] 9d20: cfbc1000 e06bf000 00000001 80239b98 7f325000 00000001 82ac11c4 82ac05a0 [ 1351.355706][ T32] 9d40: 7f325000 e06bf000 8280c9b4 e08d9d9c e08d9da0 e08d9d70 80230ad4 80239bb0 [ 1351.355797][ T32] 9d60: 80050113 ffffffff [ 1351.355825][ T32] r5:80050113 r4:80239bb0 [ 1351.355847][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1351.355908][ T32] r4:82ac11e4 [ 1351.355930][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.356007][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08d9dc0 r5:e08d9e08 [ 1351.356054][ T32] r4:e08d9dc0 [ 1351.356114][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) ** 16 printk messages dropped ** [ 1351.356811][ T32] r4:00000001 ** 12 printk messages dropped ** [ 1351.357371][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1351.357731][ T32] r5:85a43000 r4:829189bc [ 1351.357754][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.357793][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.357839][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed4a1e08 [ 1351.357862][ T32] r4:00000000 [ 1351.357884][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1351.357921][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1351.357960][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1351.358001][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857ce8c0 ** 9 printk messages dropped ** [ 1351.358414][ T32] r7:ddde2d40 r6:83018200 r5:85a7e38c r4:8577a180 ** 15 printk messages dropped ** [ 1351.359539][ T32] Workqueue: events bpf_prog_free_deferred ** 20 printk messages dropped ** [ 1351.360279][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1351.360337][ T32] r5:00001000 r4:e06eb000 [ 1351.360359][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1351.360397][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1351.381258][ T32] r10:61c88647 r9:84b7bc00 r8:84b0bd2c r7:82804d40 r6:dddced40 r5:dddced60 ** 22 printk messages dropped ** [ 1351.382242][ T32] r5:85a43c00 r4:829189bc ** 1 printk messages dropped ** [ 1351.382299][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) ** 21 printk messages dropped ** [ 1351.383376][ T32] r4:00000001 ** 12 printk messages dropped ** [ 1351.384752][ T32] r10:8280c9b4 r9:84b7bc00 r8:80200be4 r7:e08d9d54 r6:ffffffff r5:84b7bc00 ** 24 printk messages dropped ** [ 1351.385964][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) ** 23 printk messages dropped ** [ 1351.387282][ T32] r5:85a44800 r4:829189bc ** 1 printk messages dropped ** [ 1351.387436][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.387483][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed495e08 [ 1351.387533][ T32] r4:00000000 [ 1351.387585][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1351.387627][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1351.387716][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1351.387762][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85303f40 [ 1351.387821][ T32] r4:00000000 [ 1351.387843][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1351.387914][ T32] r9:83018205 r8:85a44800 r7:00000000 r6:83018200 r5:00001000 r4:7f3d1000 [ 1351.387973][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1351.388047][ T32] r5:00001000 r4:ecaf5000 [ 1351.388069][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1351.388146][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.388225][ T32] r5:85a7fb8c r4:85a7f800 [ 1351.388247][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) ** 15 printk messages dropped ** [ 1351.389364][ T32] task:kworker/0:315 state:R running task stack:0 pid:3960 tgid:3960 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 33 printk messages dropped ** [ 1351.413401][ T32] r4:00000001 ** 11 printk messages dropped ** [ 1351.413791][ T32] task:kworker/1:617 state:D stack:0 pid:6853 tgid:6853 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 1351.414252][ T32] r4:00000000 ** 10 printk messages dropped ** [ 1351.414638][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 19 printk messages dropped ** [ 1351.416050][ T32] Call trace: ** 13 printk messages dropped ** [ 1351.416673][ T32] r4:e08d9dc0 ** 12 printk messages dropped ** [ 1351.417519][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) ** 23 printk messages dropped ** [ 1351.418711][ T32] r5:85a3ec00 r4:829189bc ** 2 printk messages dropped ** [ 1351.418850][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ece95e08 [ 1351.418871][ T32] r4:00000000 [ 1351.418945][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1351.418986][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1351.419051][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1351.419150][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857ceb00 [ 1351.419177][ T32] r4:00000000 [ 1351.419198][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1351.419239][ T32] r9:83018205 r8:85a3ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f34d000 [ 1351.419277][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1351.419351][ T32] r5:00001000 r4:ecb51000 [ 1351.419373][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1351.419411][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.419495][ T32] r5:85a7eb8c r4:85a7e800 [ 1351.419517][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1351.419587][ T32] r7:ddde2d40 r6:83018200 r5:85a7eb8c r4:8577a380 [ 1351.419641][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1351.419688][ T32] r10:61c88647 r9:85a3ec00 r8:8577a3ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1351.419738][ T32] r4:8577a380 [ 1351.419761][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1351.419836][ T32] r10:00000000 r9:8577a380 r8:8027ecf4 r7:ed495e60 r6:8577a400 r5:85a3ec00 [ 1351.419935][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1351.420144][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 21 printk messages dropped ** [ 1351.448739][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) ** 18 printk messages dropped ** [ 1351.461294][ T32] Exception stack(0xe08d9fb0 to 0xe08d9ff8) [ 1351.461374][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1351.461444][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.461534][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.461622][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1351.461699][ T32] r4:850d9a80 [ 1351.461779][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.461868][ T32] INFO: task kworker/1:619:6870 blocked for more than 477 seconds. [ 1351.461942][ T32] Not tainted 6.15.0-syzkaller #0 [ 1351.461999][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.462050][ T32] task:kworker/1:619 state:D stack:0 pid:6870 tgid:6870 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 4 printk messages dropped ** [ 1351.462651][ T32] r4:85a38000 ** 1 printk messages dropped ** [ 1351.462791][ T32] r5:85a38000 r4:829189bc [ 1351.462846][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1351.463094][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1351.463293][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1351.463436][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1351.463546][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85303200 [ 1351.463617][ T32] r4:00000000 [ 1351.463693][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1351.463798][ T32] r9:83018205 r8:85a38000 r7:00000000 r6:83018200 r5:00001000 r4:7f34d000 [ 1351.463854][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1351.463954][ T32] r5:00001000 r4:ecae3000 [ 1351.464011][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1351.464113][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.464271][ T32] r5:85a7f78c r4:85a7f400 [ 1351.464341][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1351.464475][ T32] r7:ddde2d40 r6:83018200 r5:85a7f78c r4:8577a480 [ 1351.464567][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1351.464668][ T32] r10:61c88647 r9:85a38000 r8:8577a4ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1351.464756][ T32] r4:8577a480 [ 1351.464820][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) ** 1 printk messages dropped ** [ 1351.464977][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1351.465337][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1351.466618][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1351.467398][ T32] 9d20: d0f1b000 e06bf000 00000001 80239b98 7f325000 00000001 82ac11c4 82ac05a0 ** 7 printk messages dropped ** [ 1351.468092][ T32] r4:e08d9dc0 ** 4 printk messages dropped ** [ 1351.468457][ T32] r9:83018005 r8:84b7bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f09d000 ** 11 printk messages dropped ** [ 1351.469475][ T32] r10:00000000 r9:84b0bd00 r8:8027ecf4 r7:e08b1e60 r6:85024500 r5:84b7bc00 ** 4 printk messages dropped ** [ 1351.469774][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.469835][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.469897][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1351.469946][ T32] r4:850d9a80 [ 1351.470013][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.470095][ T32] INFO: task kworker/1:620:6932 blocked for more than 477 seconds. [ 1351.470165][ T32] Not tainted 6.15.0-syzkaller #0 [ 1351.470221][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.470281][ T32] task:kworker/1:620 state:D stack:0 pid:6932 tgid:6932 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.470430][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.470609][ T32] Call trace: [ 1351.499499][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1351.499741][ T32] r10:829189c0 r9:ed4c9d84 r8:00000002 r7:60000113 r6:ed4c9d8c r5:854e3000 [ 1351.499808][ T32] r4:854e3000 [ 1351.500070][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1351.500381][ T32] r5:854e3000 r4:829189bc [ 1351.500445][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.500620][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.512645][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed4c9e08 [ 1351.512758][ T32] r4:00000000 [ 1351.512811][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1351.512977][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1351.513093][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1351.513477][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:859cb1c0 [ 1351.513599][ T32] r4:00000000 [ 1351.513654][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1351.513760][ T32] r9:83018205 r8:854e3000 r7:00000000 r6:83018200 r5:00001000 r4:7f3d9000 [ 1351.513813][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1351.513909][ T32] r5:00001000 r4:ecb1b000 [ 1351.513958][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1351.514049][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.514153][ T32] r5:8481738c r4:84817000 [ 1351.514205][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1351.514296][ T32] r7:ddde2d40 r6:83018200 r5:8481738c r4:8577a580 [ 1351.514344][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1351.514463][ T32] r10:61c88647 r9:854e3000 r8:8577a5ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1351.514521][ T32] r4:8577a580 [ 1351.514568][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1351.514664][ T32] r10:00000000 r9:8577a580 r8:8027ecf4 r7:ed495e60 r6:8577a600 r5:854e3000 [ 1351.514763][ T32] r4:00000001 [ 1351.514823][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.514911][ T32] Exception stack(0xed4c9fb0 to 0xed4c9ff8) [ 1351.514973][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1351.515035][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.515162][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.515290][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1351.515352][ T32] r4:85303a00 [ 1351.516346][ T32] INFO: task kworker/1:620:6932 is blocked on a mutex likely owned by task kworker/0:315:3960. [ 1351.516455][ T32] task:kworker/0:315 state:R running task stack:0 pid:3960 tgid:3960 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.516615][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.516783][ T32] Call trace: [ 1351.516872][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1351.516988][ T32] r10:8280c9b4 r9:84b7bc00 r8:80200be4 r7:e08d9d54 r6:ffffffff r5:84b7bc00 [ 1351.517054][ T32] r4:00000000 [ 1351.517186][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.517346][ T32] Exception stack(0xe08d9d20 to 0xe08d9d68) [ 1351.517639][ T32] 9d20: d13bb000 e06bf000 00000001 80239b98 7f325000 00000001 82ac11c4 82ac05a0 [ 1351.517715][ T32] 9d40: 7f325000 e06bf000 8280c9b4 e08d9d9c e08d9da0 e08d9d70 80230ad4 80239bb0 [ 1351.517867][ T32] 9d60: 80050113 ffffffff [ 1351.517984][ T32] r5:80050113 r4:80239bb0 [ 1351.518269][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1351.518375][ T32] r4:82ac11e4 [ 1351.518425][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.518516][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08d9dc0 r5:e08d9e08 [ 1351.518617][ T32] r4:e08d9dc0 [ 1351.518670][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1351.518831][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9b40 ** 2 printk messages dropped ** [ 1351.519167][ T32] r9:83018005 r8:84b7bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f09d000 ** 8 printk messages dropped ** [ 1351.520201][ T32] r10:61c88647 r9:84b7bc00 r8:84b0bd2c r7:82804d40 r6:dddced40 r5:dddced60 ** 9 printk messages dropped ** [ 1351.542435][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 7 printk messages dropped ** [ 1351.543167][ T32] Call trace: ** 4 printk messages dropped ** [ 1351.543708][ T32] r5:854e5400 r4:829189bc [ 1351.543808][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.543908][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.544006][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed511e08 [ 1351.544062][ T32] r4:00000000 [ 1351.544151][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1351.544247][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1351.544428][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1351.544533][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84943740 [ 1351.544601][ T32] r4:00000000 [ 1351.544647][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1351.544751][ T32] r9:83018205 r8:854e5400 r7:00000000 r6:83018200 r5:00001000 r4:7f3d7000 [ 1351.544874][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1351.544985][ T32] r5:00001000 r4:ecb03000 [ 1351.545037][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1351.545150][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.545274][ T32] r5:85a7ff8c r4:85a7fc00 [ 1351.545334][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1351.545435][ T32] r7:ddde2d40 r6:83018200 r5:85a7ff8c r4:8577a680 [ 1351.545502][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1351.545608][ T32] r10:61c88647 r9:854e5400 r8:8577a6ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1351.545682][ T32] r4:8577a680 [ 1351.545739][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1351.545838][ T32] r10:00000000 r9:8577a680 r8:8027ecf4 r7:ed4c9e60 r6:8577a700 r5:854e5400 [ 1351.545891][ T32] r4:00000001 [ 1351.545966][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.546068][ T32] Exception stack(0xed511fb0 to 0xed511ff8) [ 1351.546156][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1351.546221][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.546280][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.546367][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1351.546471][ T32] r4:85303380 [ 1351.547400][ T32] INFO: task kworker/1:621:6934 is blocked on a mutex likely owned by task kworker/0:315:3960. [ 1351.547485][ T32] task:kworker/0:315 state:R running task stack:0 pid:3960 tgid:3960 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.547601][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.547697][ T32] Call trace: [ 1351.547986][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1351.548170][ T32] r10:8280c9b4 r9:84b7bc00 r8:80200be4 r7:e08d9d54 r6:ffffffff r5:84b7bc00 [ 1351.548232][ T32] r4:00000000 [ 1351.548277][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.548388][ T32] Exception stack(0xe08d9d20 to 0xe08d9d68) [ 1351.548490][ T32] 9d20: d1588000 e06bf000 00000001 80239b98 7f325000 00000001 82ac11c4 82ac05a0 [ 1351.548559][ T32] 9d40: 7f325000 e06bf000 8280c9b4 e08d9d9c e08d9da0 e08d9d70 80230ad4 80239bb0 [ 1351.548746][ T32] 9d60: 80050113 ffffffff [ 1351.548862][ T32] r5:80050113 r4:80239bb0 [ 1351.548918][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1351.549011][ T32] r4:82ac11e4 [ 1351.549107][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.549225][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08d9dc0 r5:e08d9e08 [ 1351.549363][ T32] r4:e08d9dc0 [ 1351.549424][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1351.549556][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9b40 [ 1351.549617][ T32] r4:00000000 [ 1351.549665][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) ** 4 printk messages dropped ** [ 1351.550289][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1351.582093][ T32] r10:61c88647 r9:84b7bc00 r8:84b0bd2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1351.582147][ T32] r4:84b0bd00 [ 1351.582191][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1351.582698][ T32] r10:00000000 r9:84b0bd00 r8:8027ecf4 r7:e08b1e60 r6:85024500 r5:84b7bc00 [ 1351.582950][ T32] r4:00000001 [ 1351.583010][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.583144][ T32] Exception stack(0xe08d9fb0 to 0xe08d9ff8) [ 1351.583298][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1351.583541][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.583621][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.583699][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1351.583753][ T32] r4:850d9a80 [ 1351.583984][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.584227][ T32] INFO: task kworker/1:622:6936 blocked for more than 478 seconds. [ 1351.584313][ T32] Not tainted 6.15.0-syzkaller #0 [ 1351.584373][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.584425][ T32] task:kworker/1:622 state:D stack:0 pid:6936 tgid:6936 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.584705][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.585147][ T32] Call trace: [ 1351.585301][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1351.585511][ T32] r10:829189c0 r9:ed50dd84 r8:00000002 r7:60000013 r6:ed50dd8c r5:854e0000 [ 1351.585642][ T32] r4:854e0000 [ 1351.585699][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1351.585886][ T32] r5:854e0000 r4:829189bc [ 1351.586098][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 1 printk messages dropped ** [ 1351.586648][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed50de08 ** 7 printk messages dropped ** [ 1351.587694][ T32] r9:83018205 r8:854e0000 r7:00000000 r6:83018200 r5:00001000 r4:7f3db000 ** 7 printk messages dropped ** [ 1351.588927][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) ** 7 printk messages dropped ** [ 1351.589523][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1351.622642][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1351.623420][ T32] 9d40: 7f325000 e06bf000 8280c9b4 e08d9d9c e08d9da0 e08d9d70 80230ad4 80239bb0 ** 9 printk messages dropped ** [ 1351.624154][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1351.624663][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1351.625325][ T32] r10:00000000 r9:84b0bd00 r8:8027ecf4 r7:e08b1e60 r6:85024500 r5:84b7bc00 [ 1351.625377][ T32] r4:00000001 [ 1351.625422][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.625498][ T32] Exception stack(0xe08d9fb0 to 0xe08d9ff8) [ 1351.625556][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1351.625622][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.625684][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.625746][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1351.625799][ T32] r4:850d9a80 [ 1351.625853][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.625945][ T32] INFO: task kworker/1:623:6937 blocked for more than 478 seconds. [ 1351.626029][ T32] Not tainted 6.15.0-syzkaller #0 [ 1351.626096][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.626165][ T32] task:kworker/1:623 state:D stack:0 pid:6937 tgid:6937 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.626274][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.626373][ T32] Call trace: [ 1351.626449][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1351.626548][ T32] r10:829189c0 r9:ed519d84 r8:00000002 r7:60000013 r6:ed519d8c r5:854e1800 [ 1351.626617][ T32] r4:854e1800 [ 1351.626681][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1351.626773][ T32] r5:854e1800 r4:829189bc [ 1351.626820][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.626906][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.627021][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed519e08 [ 1351.627139][ T32] r4:00000000 [ 1351.627198][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1351.627293][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1351.627383][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1351.627532][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:859cb640 [ 1351.627628][ T32] r4:00000000 [ 1351.627680][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1351.627775][ T32] r9:83018205 r8:854e1800 r7:00000000 r6:83018200 r5:00001000 r4:7f3dd000 [ 1351.627827][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1351.627917][ T32] r5:00001000 r4:ecb4f000 [ 1351.627964][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1351.628049][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.628162][ T32] r5:85a8438c r4:85a84000 [ 1351.628223][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1351.628313][ T32] r7:ddde2d40 r6:83018200 r5:85a8438c r4:8577a880 [ 1351.628357][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1351.628549][ T32] r10:61c88647 r9:854e1800 r8:8577a8ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1351.628611][ T32] r4:8577a880 [ 1351.628657][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1351.628755][ T32] r10:00000000 r9:8577a880 r8:8027ecf4 r7:ed50de60 r6:8577a900 r5:854e1800 [ 1351.628811][ T32] r4:00000001 [ 1351.628859][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.628936][ T32] Exception stack(0xed519fb0 to 0xed519ff8) [ 1351.629016][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1351.629121][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.629213][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.629307][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1351.629392][ T32] r4:859cb200 [ 1351.630293][ T32] INFO: task kworker/1:623:6937 is blocked on a mutex likely owned by task kworker/0:315:3960. [ 1351.630383][ T32] task:kworker/0:315 state:R running task stack:0 pid:3960 tgid:3960 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 1351.657382][ T32] r5:80050113 r4:80239bb0 ** 5 printk messages dropped ** [ 1351.657802][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) ** 3 printk messages dropped ** [ 1351.658208][ T32] r9:83018005 r8:84b7bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f09d000 [ 1351.658259][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1351.658380][ T32] r5:00001000 r4:e06eb000 [ 1351.658441][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1351.658568][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.658682][ T32] r5:8512438c r4:85124000 [ 1351.658748][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1351.658864][ T32] r7:dddced40 r6:83018000 r5:8512438c r4:84b0bd00 [ 1351.658920][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1351.659050][ T32] r10:61c88647 r9:84b7bc00 r8:84b0bd2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1351.659145][ T32] r4:84b0bd00 [ 1351.659198][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1351.659297][ T32] r10:00000000 r9:84b0bd00 r8:8027ecf4 r7:e08b1e60 r6:85024500 r5:84b7bc00 [ 1351.659351][ T32] r4:00000001 [ 1351.659414][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.659501][ T32] Exception stack(0xe08d9fb0 to 0xe08d9ff8) [ 1351.659562][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1351.659650][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.659742][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.659823][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1351.659877][ T32] r4:850d9a80 [ 1351.659933][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.660002][ T32] INFO: task kworker/1:624:6940 blocked for more than 478 seconds. [ 1351.660073][ T32] Not tainted 6.15.0-syzkaller #0 [ 1351.660162][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.660219][ T32] task:kworker/1:624 state:D stack:0 pid:6940 tgid:6940 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.660336][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.660430][ T32] Call trace: [ 1351.674508][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1351.674824][ T32] r10:829189c0 r9:ed51dd84 r8:00000002 r7:60000113 r6:ed51dd8c r5:854e0c00 [ 1351.674912][ T32] r4:854e0c00 [ 1351.674988][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1351.675151][ T32] r5:854e0c00 r4:829189bc [ 1351.675222][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.675335][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.675485][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed51de08 [ 1351.675592][ T32] r4:00000000 [ 1351.675648][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1351.675740][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1351.675829][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1351.675940][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:859cb7c0 [ 1351.676014][ T32] r4:00000000 [ 1351.676066][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1351.676172][ T32] r9:83018205 r8:854e0c00 r7:00000000 r6:83018200 r5:00001000 r4:7f3df000 [ 1351.676227][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1351.676327][ T32] r5:00001000 r4:ecb69000 [ 1351.676383][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1351.676477][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.676598][ T32] r5:85a8478c r4:85a84400 [ 1351.676673][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1351.676782][ T32] r7:ddde2d40 r6:83018200 r5:85a8478c r4:8577a980 [ 1351.676840][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1351.676942][ T32] r10:61c88647 r9:854e0c00 r8:8577a9ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1351.677001][ T32] r4:8577a980 [ 1351.677146][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1351.677277][ T32] r10:00000000 r9:8577a980 r8:8027ecf4 r7:ed519e60 r6:8577aa00 r5:854e0c00 [ 1351.677444][ T32] r4:00000001 [ 1351.677505][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.677594][ T32] Exception stack(0xed51dfb0 to 0xed51dff8) [ 1351.677698][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1351.677857][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.677932][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.678002][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1351.678059][ T32] r4:859cb4c0 [ 1351.678991][ T32] INFO: task kworker/1:624:6940 is blocked on a mutex likely owned by task kworker/0:315:3960. [ 1351.679150][ T32] task:kworker/0:315 state:R running task stack:0 pid:3960 tgid:3960 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.679350][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.679488][ T32] Call trace: [ 1351.679573][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1351.679685][ T32] r10:8280c9b4 r9:84b7bc00 r8:80200be4 r7:e08d9d54 r6:ffffffff r5:84b7bc00 [ 1351.679745][ T32] r4:00000000 [ 1351.679792][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.679881][ T32] Exception stack(0xe08d9d20 to 0xe08d9d68) [ 1351.679971][ T32] 9d20: d1c98000 e06bf000 00000001 80239b98 7f325000 00000001 82ac11c4 82ac05a0 [ 1351.680054][ T32] 9d40: 7f325000 e06bf000 8280c9b4 e08d9d9c e08d9da0 e08d9d70 80230ad4 80239bb0 [ 1351.680127][ T32] 9d60: 80050113 ffffffff [ 1351.680179][ T32] r5:80050113 r4:80239bb0 [ 1351.680242][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1351.680348][ T32] r4:82ac11e4 [ 1351.680400][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.680560][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08d9dc0 r5:e08d9e08 [ 1351.705223][ T32] r4:e08d9dc0 [ 1351.705334][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1351.705488][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9b40 [ 1351.705541][ T32] r4:00000000 [ 1351.705594][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1351.705714][ T32] r9:83018005 r8:84b7bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f09d000 [ 1351.705776][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1351.705893][ T32] r5:00001000 r4:e06eb000 [ 1351.705962][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1351.706052][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.706171][ T32] r5:8512438c r4:85124000 [ 1351.706225][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1351.706342][ T32] r7:dddced40 r6:83018000 r5:8512438c r4:84b0bd00 [ 1351.706405][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1351.706518][ T32] r10:61c88647 r9:84b7bc00 r8:84b0bd2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1351.706574][ T32] r4:84b0bd00 [ 1351.706625][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1351.706723][ T32] r10:00000000 r9:84b0bd00 r8:8027ecf4 r7:e08b1e60 r6:85024500 r5:84b7bc00 [ 1351.706793][ T32] r4:00000001 [ 1351.706878][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.707009][ T32] Exception stack(0xe08d9fb0 to 0xe08d9ff8) [ 1351.707134][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1351.707205][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.707268][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.707357][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1351.707430][ T32] r4:850d9a80 [ 1351.707506][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.707608][ T32] INFO: task kworker/1:625:6942 blocked for more than 478 seconds. [ 1351.707703][ T32] Not tainted 6.15.0-syzkaller #0 [ 1351.707765][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.707816][ T32] task:kworker/1:625 state:D stack:0 pid:6942 tgid:6942 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.707928][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.708028][ T32] Call trace: [ 1351.708140][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1351.708242][ T32] r10:829189c0 r9:ed521d84 r8:00000002 r7:60000013 r6:ed521d8c r5:854e3c00 ** 2 printk messages dropped ** [ 1351.708453][ T32] r5:854e3c00 r4:829189bc [ 1351.708526][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.708641][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.708743][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed521e08 [ 1351.708810][ T32] r4:00000000 [ 1351.708859][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1351.708946][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1351.709051][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1351.709168][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:859cbb80 [ 1351.709226][ T32] r4:00000000 [ 1351.709321][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1351.709425][ T32] r9:83018205 r8:854e3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f3e3000 [ 1351.709493][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1351.709592][ T32] r5:00001000 r4:ead85000 [ 1351.709661][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1351.709769][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.709872][ T32] r5:85a84f8c r4:85a84c00 [ 1351.709920][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1351.710013][ T32] r7:ddde2d40 r6:83018200 r5:85a84f8c r4:8577aa80 [ 1351.710061][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1351.710189][ T32] r10:61c88647 r9:854e3c00 r8:8577aaac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1351.710259][ T32] r4:8577aa80 [ 1351.710307][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1351.710422][ T32] r10:00000000 r9:8577aa80 r8:8027ecf4 r7:ed51de60 r6:8577ab00 r5:854e3c00 [ 1351.710487][ T32] r4:00000001 [ 1351.727412][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.727658][ T32] Exception stack(0xed521fb0 to 0xed521ff8) [ 1351.727726][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1351.727796][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.727856][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.727957][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1351.728024][ T32] r4:859cb5c0 [ 1351.728973][ T32] INFO: task kworker/1:625:6942 is blocked on a mutex likely owned by task kworker/0:315:3960. [ 1351.729091][ T32] task:kworker/0:315 state:R running task stack:0 pid:3960 tgid:3960 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.729336][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.729550][ T32] Call trace: [ 1351.729672][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1351.729788][ T32] r10:8280c9b4 r9:84b7bc00 r8:80200be4 r7:e08d9d54 r6:ffffffff r5:84b7bc00 [ 1351.729840][ T32] r4:00000000 [ 1351.729901][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.729992][ T32] Exception stack(0xe08d9d20 to 0xe08d9d68) [ 1351.730053][ T32] 9d20: d1fbe000 e06bf000 00000001 80239b98 7f325000 00000001 82ac11c4 82ac05a0 [ 1351.730219][ T32] 9d40: 7f325000 e06bf000 8280c9b4 e08d9d9c e08d9da0 e08d9d70 80230ad4 80239bb0 [ 1351.730343][ T32] 9d60: 80050113 ffffffff [ 1351.730419][ T32] r5:80050113 r4:80239bb0 [ 1351.730466][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1351.730678][ T32] r4:82ac11e4 [ 1351.743677][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.743864][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08d9dc0 r5:e08d9e08 [ 1351.743925][ T32] r4:e08d9dc0 [ 1351.743978][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1351.744076][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9b40 [ 1351.744159][ T32] r4:00000000 [ 1351.744214][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1351.744310][ T32] r9:83018005 r8:84b7bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f09d000 [ 1351.744365][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1351.744454][ T32] r5:00001000 r4:e06eb000 [ 1351.744522][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1351.744630][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.744721][ T32] r5:8512438c r4:85124000 [ 1351.744776][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1351.744932][ T32] r7:dddced40 r6:83018000 r5:8512438c r4:84b0bd00 [ 1351.745006][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1351.745141][ T32] r10:61c88647 r9:84b7bc00 r8:84b0bd2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1351.745202][ T32] r4:84b0bd00 [ 1351.745256][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) ** 1 printk messages dropped ** [ 1351.745417][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1351.745975][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 9 printk messages dropped ** [ 1351.746962][ T32] r10:829189c0 r9:eceb1d84 r8:00000002 r7:60000113 r6:eceb1d8c r5:85a46000 [ 1351.747159][ T32] r4:85a46000 [ 1351.747218][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1351.747313][ T32] r5:85a46000 r4:829189bc [ 1351.747464][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.747562][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.747689][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eceb1e08 [ 1351.747808][ T32] r4:00000000 [ 1351.747863][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1351.748035][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1351.748142][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1351.748236][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:859cba40 [ 1351.748294][ T32] r4:00000000 [ 1351.748341][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1351.748435][ T32] r9:83018205 r8:85a46000 r7:00000000 r6:83018200 r5:00001000 r4:7f3e1000 [ 1351.748486][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1351.748575][ T32] r5:00001000 r4:dfc37000 [ 1351.748622][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1351.748709][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.748797][ T32] r5:85a84b8c r4:85a84800 [ 1351.748842][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1351.748985][ T32] r7:ddde2d40 r6:83018200 r5:85a84b8c r4:8577ab80 [ 1351.749073][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1351.749184][ T32] r10:61c88647 r9:85a46000 r8:8577abac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1351.749240][ T32] r4:8577ab80 [ 1351.749289][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1351.749404][ T32] r10:00000000 r9:8577ab80 r8:8027ecf4 r7:ed521e60 r6:85786500 r5:85a46000 [ 1351.749466][ T32] r4:00000001 [ 1351.749511][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.749593][ T32] Exception stack(0xeceb1fb0 to 0xeceb1ff8) [ 1351.749654][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1351.749722][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.749786][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.749850][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1351.749919][ T32] r4:859cb340 ** 2 printk messages dropped ** [ 1351.772554][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1351.773470][ T32] 9d40: 7f325000 e06bf000 8280c9b4 e08d9d9c e08d9da0 e08d9d70 80230ad4 80239bb0 ** 11 printk messages dropped ** [ 1351.774611][ T32] r9:83018005 r8:84b7bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f09d000 ** 3 printk messages dropped ** [ 1351.775316][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1351.775984][ T32] r10:61c88647 r9:84b7bc00 r8:84b0bd2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1351.776041][ T32] r4:84b0bd00 [ 1351.776097][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1351.776195][ T32] r10:00000000 r9:84b0bd00 r8:8027ecf4 r7:e08b1e60 r6:85024500 r5:84b7bc00 [ 1351.776300][ T32] r4:00000001 [ 1351.776354][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.776437][ T32] Exception stack(0xe08d9fb0 to 0xe08d9ff8) [ 1351.776498][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1351.776600][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.776666][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.776728][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1351.776782][ T32] r4:850d9a80 [ 1351.776836][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.776933][ T32] INFO: task kworker/1:627:6946 blocked for more than 478 seconds. [ 1351.777070][ T32] Not tainted 6.15.0-syzkaller #0 [ 1351.777157][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.777210][ T32] task:kworker/1:627 state:D stack:0 pid:6946 tgid:6946 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.777311][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.777402][ T32] Call trace: [ 1351.777475][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1351.777589][ T32] r10:829189c0 r9:ed529d84 r8:00000002 r7:60000113 r6:ed529d8c r5:85a42400 [ 1351.777645][ T32] r4:85a42400 [ 1351.777696][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1351.777786][ T32] r5:85a42400 r4:829189bc [ 1351.777832][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.777916][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.778018][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed529e08 [ 1351.778102][ T32] r4:00000000 [ 1351.778207][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1351.778306][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1351.778389][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1351.778481][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:859cbc80 [ 1351.778535][ T32] r4:00000000 [ 1351.778582][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1351.778688][ T32] r9:83018205 r8:85a42400 r7:00000000 r6:83018200 r5:00001000 r4:7f3e5000 [ 1351.778753][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 1351.779058][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1351.779911][ T32] r10:00000000 r9:8577ac00 r8:8027ecf4 r7:ed521e60 r6:85786580 r5:85a42400 [ 1351.779966][ T32] r4:00000001 [ 1351.780012][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.780104][ T32] Exception stack(0xed529fb0 to 0xed529ff8) [ 1351.780165][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1351.780315][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.780616][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.812110][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1351.812249][ T32] r4:859cba00 [ 1351.813217][ T32] INFO: task kworker/1:627:6946 is blocked on a mutex likely owned by task kworker/0:315:3960. [ 1351.813357][ T32] task:kworker/0:315 state:R running task stack:0 pid:3960 tgid:3960 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.813578][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.813708][ T32] Call trace: [ 1351.813784][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1351.813901][ T32] r10:8280c9b4 r9:84b7bc00 r8:80200be4 r7:e08d9d54 r6:ffffffff r5:84b7bc00 [ 1351.814022][ T32] r4:00000000 [ 1351.814090][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.814231][ T32] Exception stack(0xe08d9d20 to 0xe08d9d68) [ 1351.814347][ T32] 9d20: d2419000 e06bf000 00000001 80239b98 7f325000 00000001 82ac11c4 82ac05a0 [ 1351.814425][ T32] 9d40: 7f325000 e06bf000 8280c9b4 e08d9d9c e08d9da0 e08d9d70 80230ad4 80239bb0 [ 1351.814486][ T32] 9d60: 80050113 ffffffff [ 1351.814545][ T32] r5:80050113 r4:80239bb0 [ 1351.814594][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1351.814763][ T32] r4:82ac11e4 [ 1351.814823][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) ** 1 printk messages dropped ** [ 1351.814975][ T32] r4:e08d9dc0 ** 4 printk messages dropped ** [ 1351.815364][ T32] r9:83018005 r8:84b7bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f09d000 ** 8 printk messages dropped ** [ 1351.816158][ T32] r10:61c88647 r9:84b7bc00 r8:84b0bd2c r7:82804d40 r6:dddced40 r5:dddced60 ** 9 printk messages dropped ** [ 1351.817068][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 12 printk messages dropped ** [ 1351.818805][ T32] r5:854e6c00 r4:829189bc [ 1351.818854][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.819043][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.819225][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed515e08 [ 1351.819287][ T32] r4:00000000 [ 1351.819327][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1351.819396][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1351.819457][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1351.819526][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:859cbdc0 [ 1351.819563][ T32] r4:00000000 [ 1351.819615][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1351.819920][ T32] r9:83018205 r8:854e6c00 r7:00000000 r6:83018200 r5:00001000 r4:7f3e7000 [ 1351.819993][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1351.820091][ T32] r5:00001000 r4:ec66f000 [ 1351.820174][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1351.820273][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.820447][ T32] r5:85a8578c r4:85a85400 [ 1351.820500][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1351.841715][ T32] r7:ddde2d40 r6:83018200 r5:85a8578c r4:8577ac80 [ 1351.841890][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1351.842038][ T32] r10:61c88647 r9:854e6c00 r8:8577acac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1351.842102][ T32] r4:8577ac80 [ 1351.842173][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1351.842293][ T32] r10:00000000 r9:8577ac80 r8:8027ecf4 r7:ed529e60 r6:8577ad00 r5:854e6c00 [ 1351.842355][ T32] r4:00000001 [ 1351.842448][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.842549][ T32] Exception stack(0xed515fb0 to 0xed515ff8) [ 1351.842754][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 1 printk messages dropped ** [ 1351.842947][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 1 printk messages dropped ** [ 1351.843663][ T32] r4:859cba80 [ 1351.844635][ T32] INFO: task kworker/1:628:6949 is blocked on a mutex likely owned by task kworker/0:315:3960. [ 1351.844726][ T32] task:kworker/0:315 state:R running task stack:0 pid:3960 tgid:3960 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.844881][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.845003][ T32] Call trace: [ 1351.845119][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1351.845237][ T32] r10:8280c9b4 r9:84b7bc00 r8:80200be4 r7:e08d9d54 r6:ffffffff r5:84b7bc00 [ 1351.845309][ T32] r4:00000000 [ 1351.845380][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.845485][ T32] Exception stack(0xe08d9d20 to 0xe08d9d68) [ 1351.845554][ T32] 9d20: d2541000 e06bf000 00000001 80239b98 7f325000 00000001 82ac11c4 82ac05a0 [ 1351.845667][ T32] 9d40: 7f325000 e06bf000 8280c9b4 e08d9d9c e08d9da0 e08d9d70 80230ad4 80239bb0 [ 1351.845841][ T32] 9d60: 80050113 ffffffff [ 1351.845907][ T32] r5:80050113 r4:80239bb0 [ 1351.845991][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1351.846115][ T32] r4:82ac11e4 [ 1351.846167][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.846262][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08d9dc0 r5:e08d9e08 [ 1351.846314][ T32] r4:e08d9dc0 [ 1351.846439][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1351.846540][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9b40 ** 2 printk messages dropped ** [ 1351.846746][ T32] r9:83018005 r8:84b7bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f09d000 ** 4 printk messages dropped ** [ 1351.847154][ T32] r5:8512438c r4:85124000 ** 7 printk messages dropped ** [ 1351.848546][ T32] r4:00000001 ** 6 printk messages dropped ** [ 1351.849714][ T32] r4:850d9a80 ** 6 printk messages dropped ** [ 1351.887819][ T32] Call trace: ** 4 printk messages dropped ** [ 1351.888290][ T32] r5:854e4800 r4:829189bc [ 1351.888337][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1351.888683][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1351.889170][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84943880 [ 1351.889260][ T32] r4:00000000 [ 1351.889313][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1351.889483][ T32] r9:83018205 r8:854e4800 r7:00000000 r6:83018200 r5:00001000 r4:7f3eb000 [ 1351.889546][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1351.889639][ T32] r5:00001000 r4:eca2d000 [ 1351.889774][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1351.889899][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.890003][ T32] r5:85a85f8c r4:85a85c00 [ 1351.890048][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1351.890165][ T32] r7:ddde2d40 r6:83018200 r5:85a85f8c r4:8577ad80 [ 1351.890218][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1351.890586][ T32] r10:61c88647 r9:854e4800 r8:8577adac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1351.890663][ T32] r4:8577ad80 [ 1351.890711][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1351.890816][ T32] r10:00000000 r9:8577ad80 r8:8027ecf4 r7:ed515e60 r6:8577ae00 r5:854e4800 [ 1351.896160][ T32] r4:00000001 [ 1351.896325][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.896454][ T32] Exception stack(0xed52dfb0 to 0xed52dff8) [ 1351.896521][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1351.896584][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.896648][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.896760][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1351.896978][ T32] r4:859cbc40 [ 1351.897976][ T32] INFO: task kworker/1:629:6950 is blocked on a mutex likely owned by task kworker/0:315:3960. [ 1351.898072][ T32] task:kworker/0:315 state:R running task stack:0 pid:3960 tgid:3960 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.898410][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.899018][ T32] Call trace: [ 1351.899284][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1351.899409][ T32] r10:8280c9b4 r9:84b7bc00 r8:80200be4 r7:e08d9d54 r6:ffffffff r5:84b7bc00 [ 1351.899469][ T32] r4:00000000 [ 1351.899517][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.899606][ T32] Exception stack(0xe08d9d20 to 0xe08d9d68) [ 1351.899790][ T32] 9d20: d2871000 e06bf000 00000001 80239b98 7f325000 00000001 82ac11c4 82ac05a0 [ 1351.900014][ T32] 9d40: 7f325000 e06bf000 8280c9b4 e08d9d9c e08d9da0 e08d9d70 80230ad4 80239bb0 [ 1351.900092][ T32] 9d60: 80050113 ffffffff [ 1351.900216][ T32] r5:80050113 r4:80239bb0 [ 1351.900323][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1351.900431][ T32] r4:82ac11e4 [ 1351.900614][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.926519][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08d9dc0 r5:e08d9e08 [ 1351.926959][ T32] r4:e08d9dc0 [ 1351.927032][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1351.927204][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9b40 [ 1351.927260][ T32] r4:00000000 [ 1351.927309][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1351.927407][ T32] r9:83018005 r8:84b7bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f09d000 [ 1351.927459][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1351.927554][ T32] r5:00001000 r4:e06eb000 [ 1351.927626][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1351.927722][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.927811][ T32] r5:8512438c r4:85124000 [ 1351.927859][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1351.927974][ T32] r7:dddced40 r6:83018000 r5:8512438c r4:84b0bd00 [ 1351.928032][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1351.928144][ T32] r10:61c88647 r9:84b7bc00 r8:84b0bd2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1351.928196][ T32] r4:84b0bd00 [ 1351.928247][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1351.928348][ T32] r10:00000000 r9:84b0bd00 r8:8027ecf4 r7:e08b1e60 r6:85024500 r5:84b7bc00 [ 1351.928405][ T32] r4:00000001 [ 1351.928477][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.928584][ T32] Exception stack(0xe08d9fb0 to 0xe08d9ff8) [ 1351.928663][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1351.928732][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.928797][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.928860][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1351.928926][ T32] r4:850d9a80 [ 1351.928982][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.929155][ T32] INFO: task kworker/1:630:6952 blocked for more than 478 seconds. [ 1351.929252][ T32] Not tainted 6.15.0-syzkaller #0 [ 1351.929314][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.929371][ T32] task:kworker/1:630 state:D stack:0 pid:6952 tgid:6952 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.929711][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.929816][ T32] Call trace: [ 1351.929889][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1351.930152][ T32] r10:829189c0 r9:ed531d84 r8:00000002 r7:60000113 r6:ed531d8c r5:854e2400 [ 1351.930342][ T32] r4:854e2400 [ 1351.930415][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1351.930558][ T32] r5:854e2400 r4:829189bc [ 1351.930645][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.941597][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) ** 5 printk messages dropped ** [ 1351.942459][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:859cbf80 ** 10 printk messages dropped ** [ 1351.943870][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) ** 10 printk messages dropped ** [ 1351.945372][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 9 printk messages dropped ** [ 1351.947404][ T32] Exception stack(0xe08d9d20 to 0xe08d9d68) ** 8 printk messages dropped ** [ 1351.948532][ T32] r4:e08d9dc0 [ 1351.948572][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1351.948654][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9b40 [ 1351.948735][ T32] r4:00000000 [ 1351.948782][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1351.948930][ T32] r9:83018005 r8:84b7bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f09d000 [ 1351.948982][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1351.949090][ T32] r5:00001000 r4:e06eb000 [ 1351.949153][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1351.949235][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.949315][ T32] r5:8512438c r4:85124000 [ 1351.949393][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1351.949488][ T32] r7:dddced40 r6:83018000 r5:8512438c r4:84b0bd00 [ 1351.949530][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1351.949658][ T32] r10:61c88647 r9:84b7bc00 r8:84b0bd2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1351.949789][ T32] r4:84b0bd00 [ 1351.949891][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1351.949985][ T32] r10:00000000 r9:84b0bd00 r8:8027ecf4 r7:e08b1e60 r6:85024500 r5:84b7bc00 [ 1351.950030][ T32] r4:00000001 [ 1351.950091][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.950167][ T32] Exception stack(0xe08d9fb0 to 0xe08d9ff8) [ 1351.950259][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1351.950322][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.950436][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.950499][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1351.987698][ T32] r4:850d9a80 [ 1351.987884][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.987955][ T32] INFO: task kworker/1:631:6954 blocked for more than 478 seconds. [ 1351.988027][ T32] Not tainted 6.15.0-syzkaller #0 [ 1351.988092][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.988145][ T32] task:kworker/1:631 state:D stack:0 pid:6954 tgid:6954 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.988275][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.988493][ T32] Call trace: [ 1351.988750][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1351.988960][ T32] r10:829189c0 r9:ed535d84 r8:00000002 r7:60000013 r6:ed535d8c r5:854e6000 [ 1351.989027][ T32] r4:854e6000 [ 1351.989075][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1351.989174][ T32] r5:854e6000 r4:829189bc [ 1351.989316][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.989410][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.989511][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed535e08 [ 1351.989567][ T32] r4:00000000 [ 1351.989612][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1351.989739][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1351.989830][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1351.989916][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:858860c0 [ 1351.990209][ T32] r4:00000000 [ 1351.990339][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1351.990449][ T32] r9:83018205 r8:854e6000 r7:00000000 r6:83018200 r5:00001000 r4:7f3ed000 [ 1351.990599][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1351.996423][ T32] r5:00001000 r4:ecb8b000 [ 1351.996502][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1351.996634][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.996730][ T32] r5:85a8638c r4:85a86000 [ 1351.997143][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1351.997265][ T32] r7:ddde2d40 r6:83018200 r5:85a8638c r4:8577af80 [ 1351.997323][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1351.997429][ T32] r10:61c88647 r9:854e6000 r8:8577afac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1351.997708][ T32] r4:8577af80 [ 1351.997773][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1351.997882][ T32] r10:00000000 r9:8577af80 r8:8027ecf4 r7:ed52de60 r6:85884000 r5:854e6000 [ 1351.998023][ T32] r4:00000001 [ 1351.998250][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.998774][ T32] Exception stack(0xed535fb0 to 0xed535ff8) [ 1351.998978][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1351.999060][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.999170][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.999288][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1351.999351][ T32] r4:85886000 [ 1352.000401][ T32] INFO: task kworker/1:631:6954 is blocked on a mutex likely owned by task kworker/0:315:3960. [ 1352.000616][ T32] task:kworker/0:315 state:R running task stack:0 pid:3960 tgid:3960 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.026961][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.027034][ T32] Call trace: [ 1352.027385][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1352.027487][ T32] r10:8280c9b4 r9:84b7bc00 r8:80200be4 r7:e08d9d54 r6:ffffffff r5:84b7bc00 [ 1352.027520][ T32] r4:00000000 [ 1352.027542][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1352.027582][ T32] Exception stack(0xe08d9d20 to 0xe08d9d68) [ 1352.027612][ T32] 9d20: d3070000 e06bf000 00000001 80239b98 7f325000 00000001 82ac11c4 82ac05a0 [ 1352.027681][ T32] 9d40: 7f325000 e06bf000 8280c9b4 e08d9d9c e08d9da0 e08d9d70 80230ad4 80239bb0 [ 1352.027709][ T32] 9d60: 80050113 ffffffff [ 1352.027735][ T32] r5:80050113 r4:80239bb0 [ 1352.027777][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1352.027825][ T32] r4:82ac11e4 [ 1352.027847][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1352.028098][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08d9dc0 r5:e08d9e08 [ 1352.028128][ T32] r4:e08d9dc0 [ 1352.028148][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1352.028190][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9b40 [ 1352.028212][ T32] r4:00000000 [ 1352.028231][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1352.028273][ T32] r9:83018005 r8:84b7bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f09d000 [ 1352.028294][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1352.028334][ T32] r5:00001000 r4:e06eb000 [ 1352.028390][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1352.028493][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.028536][ T32] r5:8512438c r4:85124000 [ 1352.028601][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1352.028688][ T32] r7:dddced40 r6:83018000 r5:8512438c r4:84b0bd00 [ 1352.029088][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1352.029143][ T32] r10:61c88647 r9:84b7bc00 r8:84b0bd2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1352.029209][ T32] r4:84b0bd00 [ 1352.029233][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1352.029279][ T32] r10:00000000 r9:84b0bd00 r8:8027ecf4 r7:e08b1e60 r6:85024500 r5:84b7bc00 [ 1352.029300][ T32] r4:00000001 [ 1352.029356][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.029395][ T32] Exception stack(0xe08d9fb0 to 0xe08d9ff8) [ 1352.029422][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1352.029449][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.029474][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.029507][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1352.029999][ T32] r4:850d9a80 [ 1352.030027][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 4 printk messages dropped ** [ 1352.030213][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1352.041905][ T32] r5:85a48000 r4:829189bc [ 1352.041949][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1352.042084][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1352.042222][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85886300 ** 11 printk messages dropped ** [ 1352.042824][ T32] r10:61c88647 r9:85a48000 r8:858840ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 7 printk messages dropped ** [ 1352.044181][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.044212][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.044540][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1352.044567][ T32] r4:85886200 [ 1352.045179][ T32] INFO: task kworker/1:632:6956 is blocked on a mutex likely owned by task kworker/0:315:3960. [ 1352.045221][ T32] task:kworker/0:315 state:R running task stack:0 pid:3960 tgid:3960 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.045530][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.045581][ T32] Call trace: [ 1352.045612][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1352.045841][ T32] r10:8280c9b4 r9:84b7bc00 r8:80200be4 r7:e08d9d54 r6:ffffffff r5:84b7bc00 [ 1352.045868][ T32] r4:00000000 [ 1352.045888][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1352.045928][ T32] Exception stack(0xe08d9d20 to 0xe08d9d68) [ 1352.045957][ T32] 9d20: d3070000 e06bf000 00000001 80239b98 7f325000 00000001 82ac11c4 82ac05a0 [ 1352.045984][ T32] 9d40: 7f325000 e06bf000 8280c9b4 e08d9d9c e08d9da0 e08d9d70 80230ad4 80239bb0 [ 1352.046042][ T32] 9d60: 80050113 ffffffff [ 1352.046073][ T32] r5:80050113 r4:80239bb0 [ 1352.046219][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1352.046265][ T32] r4:82ac11e4 [ 1352.046285][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1352.046326][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08d9dc0 r5:e08d9e08 [ 1352.046360][ T32] r4:e08d9dc0 [ 1352.046477][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1352.046636][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9b40 [ 1352.046693][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1352.046839][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 1352.047270][ T32] r4:84b0bd00 ** 2 printk messages dropped ** [ 1352.047831][ T32] r4:00000001 [ 1352.047853][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.047888][ T32] Exception stack(0xe08d9fb0 to 0xe08d9ff8) [ 1352.048045][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1352.048077][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.048173][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.048921][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1352.048947][ T32] r4:850d9a80 [ 1352.048969][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1352.049045][ T32] INFO: task kworker/1:633:6958 blocked for more than 478 seconds. [ 1352.049168][ T32] Not tainted 6.15.0-syzkaller #0 [ 1352.049339][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1352.049364][ T32] task:kworker/1:633 state:D stack:0 pid:6958 tgid:6958 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.049416][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.049977][ T32] Call trace: [ 1352.050588][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1352.079675][ T32] r10:829189c0 r9:ed53dd84 r8:00000002 r7:60000113 r6:ed53dd8c r5:85a48c00 [ 1352.079777][ T32] r4:85a48c00 [ 1352.079833][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1352.079968][ T32] r5:85a48c00 r4:829189bc [ 1352.080017][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1352.080133][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1352.080238][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed53de08 [ 1352.080293][ T32] r4:00000000 [ 1352.080897][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1352.091710][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1352.091881][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1352.091989][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:858864c0 [ 1352.092079][ T32] r4:00000000 [ 1352.092215][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1352.092324][ T32] r9:83018205 r8:85a48c00 r7:00000000 r6:83018200 r5:00001000 r4:7f3f1000 [ 1352.092390][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1352.092518][ T32] r5:00001000 r4:ecbc3000 [ 1352.092577][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1352.092693][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.092788][ T32] r5:85a86b8c r4:85a86800 [ 1352.092866][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1352.092989][ T32] r7:ddde2d40 r6:83018200 r5:85a86b8c r4:85884180 [ 1352.093015][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) ** 4 printk messages dropped ** [ 1352.093193][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1352.093461][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1352.094577][ T32] task:kworker/0:315 state:R running task stack:0 pid:3960 tgid:3960 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.094740][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.094906][ T32] Call trace: [ 1352.094986][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1352.095107][ T32] r10:8280c9b4 r9:84b7bc00 r8:80200be4 r7:e08d9d54 r6:ffffffff r5:84b7bc00 [ 1352.095195][ T32] r4:00000000 [ 1352.095245][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1352.095330][ T32] Exception stack(0xe08d9d20 to 0xe08d9d68) [ 1352.095407][ T32] 9d20: d3761000 e06bf000 00000001 80239b98 7f325000 00000001 82ac11c4 82ac05a0 [ 1352.095476][ T32] 9d40: 7f325000 e06bf000 8280c9b4 e08d9d9c e08d9da0 e08d9d70 80230ad4 80239bb0 [ 1352.095535][ T32] 9d60: 80050113 ffffffff [ 1352.095620][ T32] r5:80050113 r4:80239bb0 [ 1352.095781][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1352.096171][ T32] r4:82ac11e4 [ 1352.096237][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1352.096412][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08d9dc0 r5:e08d9e08 [ 1352.096525][ T32] r4:e08d9dc0 [ 1352.096587][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1352.096687][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9b40 [ 1352.096744][ T32] r4:00000000 [ 1352.096793][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1352.096889][ T32] r9:83018005 r8:84b7bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f09d000 [ 1352.096943][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1352.097039][ T32] r5:00001000 r4:e06eb000 [ 1352.097092][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1352.097260][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.097326][ T32] r5:8512438c r4:85124000 [ 1352.097422][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1352.097471][ T32] r7:dddced40 r6:83018000 r5:8512438c r4:84b0bd00 [ 1352.097552][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1352.097601][ T32] r10:61c88647 r9:84b7bc00 r8:84b0bd2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1352.097650][ T32] r4:84b0bd00 [ 1352.097672][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1352.097717][ T32] r10:00000000 r9:84b0bd00 r8:8027ecf4 r7:e08b1e60 r6:85024500 r5:84b7bc00 ** 5 printk messages dropped ** [ 1352.097965][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1352.098269][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1352.098755][ T32] r5:85a49800 r4:829189bc [ 1352.098777][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1352.098817][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1352.098903][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed541e08 [ 1352.098955][ T32] r4:00000000 [ 1352.098978][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1352.099150][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1352.099193][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1352.099236][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85886600 [ 1352.099381][ T32] r4:00000000 [ 1352.099433][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1352.099476][ T32] r9:83018205 r8:85a49800 r7:00000000 r6:83018200 r5:00001000 r4:7f3f3000 [ 1352.099531][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1352.099600][ T32] r5:00001000 r4:ecbe7000 [ 1352.099691][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1352.099788][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.099828][ T32] r5:85a86f8c r4:85a86c00 [ 1352.099847][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1352.099888][ T32] r7:ddde2d40 r6:83018200 r5:85a86f8c r4:85884280 [ 1352.099908][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1352.099952][ T32] r10:61c88647 r9:85a49800 r8:858842ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1352.100006][ T32] r4:85884280 [ 1352.100028][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1352.100070][ T32] r10:00000000 r9:85884280 r8:8027ecf4 r7:ed53de60 r6:85884300 r5:85a49800 [ 1352.100092][ T32] r4:00000001 [ 1352.100110][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.100142][ T32] Exception stack(0xed541fb0 to 0xed541ff8) [ 1352.100191][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1352.100246][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.100285][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.100370][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1352.100397][ T32] r4:85886540 [ 1352.123557][ T32] INFO: task kworker/1:634:6960 is blocked on a mutex likely owned by task kworker/0:315:3960. [ 1352.123663][ T32] task:kworker/0:315 state:R running task stack:0 pid:3960 tgid:3960 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.123742][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.123804][ T32] Call trace: [ 1352.123851][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1352.123914][ T32] r10:8280c9b4 r9:84b7bc00 r8:80200be4 r7:e08d9d54 r6:ffffffff r5:84b7bc00 [ 1352.123938][ T32] r4:00000000 [ 1352.123957][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1352.123995][ T32] Exception stack(0xe08d9d20 to 0xe08d9d68) [ 1352.124053][ T32] 9d20: d3adc000 e06bf000 00000001 80239b98 7f325000 00000001 82ac11c4 82ac05a0 [ 1352.124106][ T32] 9d40: 7f325000 e06bf000 8280c9b4 e08d9d9c e08d9da0 e08d9d70 80230ad4 80239bb0 [ 1352.124136][ T32] 9d60: 80050113 ffffffff [ 1352.124162][ T32] r5:80050113 r4:80239bb0 [ 1352.124208][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1352.124255][ T32] r4:82ac11e4 [ 1352.124276][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1352.124347][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08d9dc0 r5:e08d9e08 [ 1352.124400][ T32] r4:e08d9dc0 [ 1352.124422][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1352.124502][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9b40 [ 1352.124528][ T32] r4:00000000 [ 1352.124547][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1352.124633][ T32] r9:83018005 r8:84b7bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f09d000 [ 1352.124696][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1352.124801][ T32] r5:00001000 r4:e06eb000 [ 1352.124853][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1352.124939][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.125024][ T32] r5:8512438c r4:85124000 [ 1352.125068][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1352.125163][ T32] r7:dddced40 r6:83018000 r5:8512438c r4:84b0bd00 [ 1352.125215][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1352.125312][ T32] r10:61c88647 r9:84b7bc00 r8:84b0bd2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1352.125469][ T32] r4:84b0bd00 [ 1352.125539][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1352.125654][ T32] r10:00000000 r9:84b0bd00 r8:8027ecf4 r7:e08b1e60 r6:85024500 r5:84b7bc00 [ 1352.125817][ T32] r4:00000001 [ 1352.125888][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.126007][ T32] Exception stack(0xe08d9fb0 to 0xe08d9ff8) [ 1352.126074][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1352.126144][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1352.126477][ T32] INFO: task kworker/1:635:6962 blocked for more than 478 seconds. ** 9 printk messages dropped ** [ 1352.127859][ T32] r5:85a4a400 r4:829189bc [ 1352.128015][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 1 printk messages dropped ** [ 1352.128222][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed545e08 ** 3 printk messages dropped ** [ 1352.128634][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1352.128866][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:858867c0 [ 1352.128923][ T32] r4:00000000 [ 1352.128967][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1352.129208][ T32] r9:83018205 r8:85a4a400 r7:00000000 r6:83018200 r5:00001000 r4:7f3f5000 [ 1352.129285][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1352.129509][ T32] r5:00001000 r4:ecc17000 [ 1352.129565][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1352.129685][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.129890][ T32] r5:85a8738c r4:85a87000 [ 1352.130007][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1352.130111][ T32] r7:ddde2d40 r6:83018200 r5:85a8738c r4:85884380 [ 1352.130160][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1352.130340][ T32] r10:61c88647 r9:85a4a400 r8:858843ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1352.130400][ T32] r4:85884380 [ 1352.130445][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1352.130626][ T32] r10:00000000 r9:85884380 r8:8027ecf4 r7:ed541e60 r6:85884400 r5:85a4a400 [ 1352.153152][ T32] r4:00000001 [ 1352.153286][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.153428][ T32] Exception stack(0xed545fb0 to 0xed545ff8) [ 1352.153501][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1352.153569][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.153630][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.153700][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1352.153755][ T32] r4:85886480 [ 1352.154786][ T32] INFO: task kworker/1:635:6962 is blocked on a mutex likely owned by task kworker/0:315:3960. [ 1352.154880][ T32] task:kworker/0:315 state:R running task stack:0 pid:3960 tgid:3960 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.155111][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.155272][ T32] Call trace: [ 1352.155397][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1352.155695][ T32] r10:8280c9b4 r9:84b7bc00 r8:80200be4 r7:e08d9d54 r6:ffffffff r5:84b7bc00 [ 1352.155900][ T32] r4:00000000 [ 1352.155974][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1352.156106][ T32] Exception stack(0xe08d9d20 to 0xe08d9d68) [ 1352.156167][ T32] 9d20: d3d22000 e06bf000 00000001 80239b98 7f325000 00000001 82ac11c4 82ac05a0 [ 1352.156224][ T32] 9d40: 7f325000 e06bf000 8280c9b4 e08d9d9c e08d9da0 e08d9d70 80230ad4 80239bb0 [ 1352.156295][ T32] 9d60: 80050113 ffffffff [ 1352.156361][ T32] r5:80050113 r4:80239bb0 [ 1352.156419][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1352.156503][ T32] r4:82ac11e4 [ 1352.156568][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1352.156673][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e08d9dc0 r5:e08d9e08 [ 1352.156728][ T32] r4:e08d9dc0 [ 1352.156774][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1352.156886][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9b40 [ 1352.156943][ T32] r4:00000000 [ 1352.157004][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1352.157107][ T32] r9:83018005 r8:84b7bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f09d000 [ 1352.157177][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1352.157273][ T32] r5:00001000 r4:e06eb000 [ 1352.157335][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1352.157436][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.157516][ T32] r5:8512438c r4:85124000 [ 1352.157561][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1352.157648][ T32] r7:dddced40 r6:83018000 r5:8512438c r4:84b0bd00 [ 1352.157692][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1352.157786][ T32] r10:61c88647 r9:84b7bc00 r8:84b0bd2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1352.157829][ T32] r4:84b0bd00 [ 1352.157889][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1352.157990][ T32] r10:00000000 r9:84b0bd00 r8:8027ecf4 r7:e08b1e60 r6:85024500 r5:84b7bc00 [ 1352.158061][ T32] r4:00000001 [ 1352.158104][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.158176][ T32] Exception stack(0xe08d9fb0 to 0xe08d9ff8) [ 1352.158235][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1352.158296][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.158363][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.158429][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1352.158506][ T32] r4:850d9a80 [ 1352.158566][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1352.158665][ T32] INFO: task kworker/1:636:6964 blocked for more than 478 seconds. [ 1352.158755][ T32] Not tainted 6.15.0-syzkaller #0 [ 1352.158820][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1352.158868][ T32] task:kworker/1:636 state:D stack:0 pid:6964 tgid:6964 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.158951][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.159076][ T32] Call trace: [ 1352.159172][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1352.159283][ T32] r10:829189c0 r9:ed549d84 r8:00000002 r7:60000013 r6:ed549d8c r5:85a4b000 [ 1352.159351][ T32] r4:85a4b000 [ 1352.159424][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1352.159513][ T32] r5:85a4b000 r4:829189bc [ 1352.159616][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1352.159731][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1352.159840][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed549e08 [ 1352.159893][ T32] r4:00000000 [ 1352.159935][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1352.160031][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1352.160138][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1352.160263][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85886940 ** 9 printk messages dropped ** [ 1352.181938][ T32] r7:ddde2d40 r6:83018200 r5:85a8778c r4:85884480 ** 5 printk messages dropped ** [ 1352.182424][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1352.182835][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 9 printk messages dropped ** [ 1352.184744][ T32] Exception stack(0xe08d9d20 to 0xe08d9d68) ** 8 printk messages dropped ** [ 1352.185608][ T32] r4:e08d9dc0 ** 5 printk messages dropped ** [ 1352.186148][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) ** 10 printk messages dropped ** [ 1352.187143][ T32] r10:00000000 r9:84b0bd00 r8:8027ecf4 r7:e08b1e60 r6:85024500 r5:84b7bc00 ** 6 printk messages dropped ** [ 1352.187742][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1352.187816][ T32] r4:850d9a80 [ 1352.187873][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1352.187973][ T32] INFO: task kworker/1:637:6966 blocked for more than 478 seconds. [ 1352.188055][ T32] Not tainted 6.15.0-syzkaller #0 [ 1352.188135][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1352.188207][ T32] task:kworker/1:637 state:D stack:0 pid:6966 tgid:6966 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.188327][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.188430][ T32] Call trace: [ 1352.188504][ T32] [<81a65eb8>] (__schedule) from [<81a66e40>] (schedule+0x2c/0x130) [ 1352.188605][ T32] r10:829189c0 r9:ed54dd84 r8:00000002 r7:60000113 r6:ed54dd8c r5:85a4c800 [ 1352.188694][ T32] r4:85a4c800 [ 1352.188748][ T32] [<81a66e14>] (schedule) from [<81a67228>] (schedule_preempt_disabled+0x18/0x24) [ 1352.188854][ T32] r5:85a4c800 r4:829189bc [ 1352.188906][ T32] [<81a67210>] (schedule_preempt_disabled) from [<81a6990c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1352.188994][ T32] [<81a6960c>] (__mutex_lock.constprop.0) from [<81a69dd8>] (__mutex_lock_slowpath+0x14/0x18) [ 1352.189116][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed54de08 [ 1352.189191][ T32] r4:00000000 [ 1352.189261][ T32] [<81a69dc4>] (__mutex_lock_slowpath) from [<81a69e18>] (mutex_lock+0x3c/0x40) [ 1352.189360][ T32] [<81a69ddc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1352.189464][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1352.189579][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85886b40 [ 1352.189655][ T32] r4:00000000 [ 1352.189745][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1352.189841][ T32] r9:83018205 r8:85a4c800 r7:00000000 r6:83018200 r5:00001000 r4:7f3f9000 [ 1352.189891][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1352.189972][ T32] r5:00001000 r4:ecc3d000 [ 1352.190016][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1352.190142][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.190233][ T32] r5:85a87b8c r4:85a87800 [ 1352.190284][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1352.190401][ T32] r7:ddde2d40 r6:83018200 r5:85a87b8c r4:85884580 [ 1352.190462][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1352.221621][ T32] r10:61c88647 r9:85a4c800 r8:858845ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1352.221721][ T32] r4:85884580 [ 1352.221774][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1352.221918][ T32] r10:00000000 r9:85884580 r8:8027ecf4 r7:ed549e60 r6:85884600 r5:85a4c800 [ 1352.222001][ T32] r4:00000001 [ 1352.222057][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.222144][ T32] Exception stack(0xed54dfb0 to 0xed54dff8) [ 1352.222211][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1352.222275][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.222362][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.222439][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1352.222509][ T32] r4:85886900 [ 1352.223465][ T32] INFO: task kworker/1:637:6966 is blocked on a mutex likely owned by task kworker/0:315:3960. [ 1352.223550][ T32] task:kworker/0:315 state:R running task stack:0 pid:3960 tgid:3960 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.223699][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.223803][ T32] Call trace: [ 1352.223896][ T32] [<81a65eb8>] (__schedule) from [<81a67274>] (preempt_schedule_irq+0x40/0xa8) [ 1352.224050][ T32] r10:8280c9b4 r9:84b7bc00 r8:80200be4 r7:e08d9d54 r6:ffffffff r5:84b7bc00 [ 1352.224111][ T32] r4:00000000 [ 1352.224159][ T32] [<81a67234>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1352.224246][ T32] Exception stack(0xe08d9d20 to 0xe08d9d68) [ 1352.224313][ T32] 9d20: d40f1000 e06bf000 00000001 80239b98 7f325000 00000001 82ac11c4 82ac05a0 [ 1352.224392][ T32] 9d40: 7f325000 e06bf000 8280c9b4 e08d9d9c e08d9da0 e08d9d70 80230ad4 80239bb0 VM DIAGNOSIS: 09:36:07 Registers: info registers vcpu 0 CPU#0 R00=bf0a3000 R01=e0675000 R02=00000001 R03=80239b98 R04=7f321000 R05=00000001 R06=82ac11c4 R07=82ac05a0 R08=7f321000 R09=e0675000 R10=8280c9b4 R11=e08c5d9c R12=e08c5da0 R13=e08c5d70 R14=80230ad4 R15=80239bb0 PSR=80050013 N--- A S svc32 s00=7eaa0928 s01=76f62150 d00=76f621507eaa0928 s02=00000001 s03=76f56a88 d01=76f56a8800000001 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 info registers vcpu 1 CPU#1 R00=83b92540 R01=000132e9 R02=ddde7420 R03=00000060 R04=832ca240 R05=00000000 R06=00400cc0 R07=841e6c00 R08=a00b0013 R09=000000c0 R10=83b92300 R11=ec731d3c R12=ec731ce8 R13=ec731ce8 R14=000132f1 R15=80507c0c PSR=a00b0093 N-C- A S svc32 s00=3534206e s01=65732030 d00=657320303534206e s02=65726f6d s03=61687420 d01=6168742065726f6d s04=6d646173 s05=733a725f d02=733a725f6d646173 s06=64617379 s07=20745f6d d03=20745f6d64617379 s08=6e6f6374 s09=74786574 d04=747865746e6f6374 s10=6f6f723d s11=79733a74 d05=79733a746f6f723d s12=6d646173 s13=733a725f d06=733a725f6d646173 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